diff --git a/sys/pci/dc21040reg.h b/sys/pci/dc21040reg.h index bbe5fa2beda1..ec274709ccaf 100644 --- a/sys/pci/dc21040reg.h +++ b/sys/pci/dc21040reg.h @@ -1,597 +1,598 @@ /*- * Copyright (c) 1994, 1995, 1996 Matt Thomas * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. The name of the author may not be used to endorse or promote products * derived from this software withough specific prior written permission * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * - * $Id: dc21040.h,v 1.23 1997/03/15 17:28:19 thomas Exp $ + * $Id: dc21040reg.h,v 1.24 1997/05/16 19:47:09 thomas Exp $ */ #if !defined(_DC21040_H) #define _DC21040_H #if defined(BYTE_ORDER) && BYTE_ORDER == BIG_ENDIAN #define TULIP_BITFIELD2(a, b) b, a #define TULIP_BITFIELD3(a, b, c) c, b, a #define TULIP_BITFIELD4(a, b, c, d) d, c, b, a #else #define TULIP_BITFIELD2(a, b) a, b #define TULIP_BITFIELD3(a, b, c) a, b, c #define TULIP_BITFIELD4(a, b, c, d) a, b, c, d #endif typedef struct { u_int32_t d_status; u_int32_t TULIP_BITFIELD3(d_length1 : 11, d_length2 : 11, d_flag : 10); u_int32_t d_addr1; u_int32_t d_addr2; } tulip_desc_t; #define TULIP_DSTS_OWNER 0x80000000 /* Owner (1 = 21040) */ #define TULIP_DSTS_ERRSUM 0x00008000 /* Error Summary */ /* * Transmit Status */ #define TULIP_DSTS_TxBABBLE 0x00004000 /* Transmitter Babbled */ #define TULIP_DSTS_TxCARRLOSS 0x00000800 /* Carrier Loss */ #define TULIP_DSTS_TxNOCARR 0x00000400 /* No Carrier */ #define TULIP_DSTS_TxLATECOLL 0x00000200 /* Late Collision */ #define TULIP_DSTS_TxEXCCOLL 0x00000100 /* Excessive Collisions */ #define TULIP_DSTS_TxNOHRTBT 0x00000080 /* No Heartbeat */ #define TULIP_DSTS_TxCOLLMASK 0x00000078 /* Collision Count (mask) */ #define TULIP_DSTS_V_TxCOLLCNT 0x00000003 /* Collision Count (bit) */ #define TULIP_DSTS_TxLINKFAIL 0x00000004 /* Link Failure */ #define TULIP_DSTS_TxUNDERFLOW 0x00000002 /* Underflow Error */ #define TULIP_DSTS_TxDEFERRED 0x00000001 /* Initially Deferred */ /* * Receive Status */ #define TULIP_DSTS_RxBADLENGTH 0x00004000 /* Length Error */ #define TULIP_DSTS_RxDATATYPE 0x00003000 /* Data Type */ #define TULIP_DSTS_RxRUNT 0x00000800 /* Runt Frame */ #define TULIP_DSTS_RxMULTICAST 0x00000400 /* Multicast Frame */ #define TULIP_DSTS_RxFIRSTDESC 0x00000200 /* First Descriptor */ #define TULIP_DSTS_RxLASTDESC 0x00000100 /* Last Descriptor */ #define TULIP_DSTS_RxTOOLONG 0x00000080 /* Frame Too Long */ #define TULIP_DSTS_RxCOLLSEEN 0x00000040 /* Collision Seen */ #define TULIP_DSTS_RxFRAMETYPE 0x00000020 /* Frame Type */ #define TULIP_DSTS_RxWATCHDOG 0x00000010 /* Receive Watchdog */ #define TULIP_DSTS_RxDRBBLBIT 0x00000004 /* Dribble Bit */ #define TULIP_DSTS_RxBADCRC 0x00000002 /* CRC Error */ #define TULIP_DSTS_RxOVERFLOW 0x00000001 /* Overflow */ #define TULIP_DFLAG_ENDRING 0x0008 /* End of Transmit Ring */ #define TULIP_DFLAG_CHAIN 0x0004 /* Chain using d_addr2 */ #define TULIP_DFLAG_TxWANTINTR 0x0200 /* Signal Interrupt on Completion */ #define TULIP_DFLAG_TxLASTSEG 0x0100 /* Last Segment */ #define TULIP_DFLAG_TxFIRSTSEG 0x0080 /* First Segment */ #define TULIP_DFLAG_TxINVRSFILT 0x0040 /* Inverse Filtering */ #define TULIP_DFLAG_TxSETUPPKT 0x0020 /* Setup Packet */ #define TULIP_DFLAG_TxHASCRC 0x0010 /* Don't Append the CRC */ #define TULIP_DFLAG_TxNOPADDING 0x0002 /* Don't AutoPad */ #define TULIP_DFLAG_TxHASHFILT 0x0001 /* Hash/Perfect Filtering */ /* * The 21040 Registers (IO Space Addresses) */ #define TULIP_REG_BUSMODE 0x00 /* CSR0 -- Bus Mode */ #define TULIP_REG_TXPOLL 0x08 /* CSR1 -- Transmit Poll Demand */ #define TULIP_REG_RXPOLL 0x10 /* CSR2 -- Receive Poll Demand */ #define TULIP_REG_RXLIST 0x18 /* CSR3 -- Receive List Base Addr */ #define TULIP_REG_TXLIST 0x20 /* CSR4 -- Transmit List Base Addr */ #define TULIP_REG_STATUS 0x28 /* CSR5 -- Status */ #define TULIP_REG_CMD 0x30 /* CSR6 -- Command */ #define TULIP_REG_INTR 0x38 /* CSR7 -- Interrupt Control */ #define TULIP_REG_MISSES 0x40 /* CSR8 -- Missed Frame Counter */ #define TULIP_REG_ADDRROM 0x48 /* CSR9 -- ENET ROM Register */ #define TULIP_REG_RSRVD 0x50 /* CSR10 -- Reserved */ #define TULIP_REG_FULL_DUPLEX 0x58 /* CSR11 -- Full Duplex */ #define TULIP_REG_SIA_STATUS 0x60 /* CSR12 -- SIA Status */ #define TULIP_REG_SIA_CONN 0x68 /* CSR13 -- SIA Connectivity */ #define TULIP_REG_SIA_TXRX 0x70 /* CSR14 -- SIA Tx Rx */ #define TULIP_REG_SIA_GEN 0x78 /* CSR15 -- SIA General */ /* * CSR5 -- Status Register * CSR7 -- Interrupt Control */ #define TULIP_STS_ERRORMASK 0x03800000L /* ( R) Error Bits (Valid when SYSERROR is set) */ #define TULIP_STS_ERR_PARITY 0x00000000L /* 000 - Parity Error (Perform Reset) */ #define TULIP_STS_ERR_MASTER 0x00800000L /* 001 - Master Abort */ #define TULIP_STS_ERR_TARGET 0x01000000L /* 010 - Target Abort */ #define TULIP_STS_ERR_SHIFT 23 #define TULIP_STS_TXSTATEMASK 0x00700000L /* ( R) Transmission Process State */ #define TULIP_STS_TXS_RESET 0x00000000L /* 000 - Rset or transmit jabber expired */ #define TULIP_STS_TXS_FETCH 0x00100000L /* 001 - Fetching transmit descriptor */ #define TULIP_STS_TXS_WAITEND 0x00200000L /* 010 - Wait for end of transmission */ #define TULIP_STS_TXS_READING 0x00300000L /* 011 - Read buffer and enqueue data */ #define TULIP_STS_TXS_RSRVD 0x00400000L /* 100 - Reserved */ #define TULIP_STS_TXS_SETUP 0x00500000L /* 101 - Setup Packet */ #define TULIP_STS_TXS_SUSPEND 0x00600000L /* 110 - Transmit FIFO underflow or an unavailable transmit descriptor */ #define TULIP_STS_TXS_CLOSE 0x00700000L /* 111 - Close transmit descriptor */ #define TULIP_STS_RXSTATEMASK 0x000E0000L /* ( R) Receive Process State*/ #define TULIP_STS_RXS_STOPPED 0x00000000L /* 000 - Stopped */ #define TULIP_STS_RXS_FETCH 0x00020000L /* 001 - Running -- Fetch receive descriptor */ #define TULIP_STS_RXS_ENDCHECK 0x00040000L /* 010 - Running -- Check for end of receive packet before prefetch of next descriptor */ #define TULIP_STS_RXS_WAIT 0x00060000L /* 011 - Running -- Wait for receive packet */ #define TULIP_STS_RXS_SUSPEND 0x00080000L /* 100 - Suspended -- As a result of unavailable receive buffers */ #define TULIP_STS_RXS_CLOSE 0x000A0000L /* 101 - Running -- Close receive descriptor */ #define TULIP_STS_RXS_FLUSH 0x000C0000L /* 110 - Running -- Flush the current frame from the receive FIFO as a result of an unavailable receive buffer */ #define TULIP_STS_RXS_DEQUEUE 0x000E0000L /* 111 - Running -- Dequeue the receive frame from the receive FIFO into the receive buffer. */ #define TULIP_STS_NORMALINTR 0x00010000L /* (RW) Normal Interrupt */ #define TULIP_STS_ABNRMLINTR 0x00008000L /* (RW) Abnormal Interrupt */ #define TULIP_STS_SYSERROR 0x00002000L /* (RW) System Error */ #define TULIP_STS_LINKFAIL 0x00001000L /* (RW) Link Failure (21040) */ #define TULIP_STS_FULDPLXSHRT 0x00000800L /* (RW) Full Duplex Short Fram Rcvd (21040) */ #define TULIP_STS_GPTIMEOUT 0x00000800L /* (RW) General Purpose Timeout (21140) */ #define TULIP_STS_AUI 0x00000400L /* (RW) AUI/TP Switch (21040) */ #define TULIP_STS_RXTIMEOUT 0x00000200L /* (RW) Receive Watchbog Timeout */ #define TULIP_STS_RXSTOPPED 0x00000100L /* (RW) Receive Process Stopped */ #define TULIP_STS_RXNOBUF 0x00000080L /* (RW) Receive Buffer Unavailable */ #define TULIP_STS_RXINTR 0x00000040L /* (RW) Receive Interrupt */ #define TULIP_STS_TXUNDERFLOW 0x00000020L /* (RW) Transmit Underflow */ #define TULIP_STS_LINKPASS 0x00000010L /* (RW) LinkPass (21041) */ #define TULIP_STS_TXBABBLE 0x00000008L /* (RW) Transmit Jabber Timeout */ #define TULIP_STS_TXNOBUF 0x00000004L /* (RW) Transmit Buffer Unavailable */ #define TULIP_STS_TXSTOPPED 0x00000002L /* (RW) Transmit Process Stopped */ #define TULIP_STS_TXINTR 0x00000001L /* (RW) Transmit Interrupt */ /* * CSR6 -- Command (Operation Mode) Register */ #define TULIP_CMD_MUSTBEONE 0x02000000L /* (RW) Must Be One (21140) */ #define TULIP_CMD_SCRAMBLER 0x01000000L /* (RW) Scrambler Mode (21140) */ #define TULIP_CMD_PCSFUNCTION 0x00800000L /* (RW) PCS Function (21140) */ #define TULIP_CMD_TXTHRSHLDCTL 0x00400000L /* (RW) Transmit Threshold Mode (21140) */ #define TULIP_CMD_STOREFWD 0x00200000L /* (RW) Store and Foward (21140) */ #define TULIP_CMD_NOHEARTBEAT 0x00080000L /* (RW) No Heartbeat (21140) */ #define TULIP_CMD_PORTSELECT 0x00040000L /* (RW) Post Select (100Mb) (21140) */ #define TULIP_CMD_ENHCAPTEFFCT 0x00040000L /* (RW) Enhanced Capture Effecty (21041) */ #define TULIP_CMD_CAPTREFFCT 0x00020000L /* (RW) Capture Effect (!802.3) */ #define TULIP_CMD_BACKPRESSURE 0x00010000L /* (RW) Back Pressure (!802.3) (21040) */ #define TULIP_CMD_THRESHOLDCTL 0x0000C000L /* (RW) Threshold Control */ #define TULIP_CMD_THRSHLD72 0x00000000L /* 00 - 72 Bytes */ #define TULIP_CMD_THRSHLD96 0x00004000L /* 01 - 96 Bytes */ #define TULIP_CMD_THRSHLD128 0x00008000L /* 10 - 128 bytes */ #define TULIP_CMD_THRSHLD160 0x0000C000L /* 11 - 160 Bytes */ #define TULIP_CMD_TXRUN 0x00002000L /* (RW) Start/Stop Transmitter */ #define TULIP_CMD_FORCECOLL 0x00001000L /* (RW) Force Collisions */ #define TULIP_CMD_OPERMODE 0x00000C00L /* (RW) Operating Mode */ #define TULIP_CMD_FULLDUPLEX 0x00000200L /* (RW) Full Duplex Mode */ #define TULIP_CMD_FLAKYOSCDIS 0x00000100L /* (RW) Flakey Oscillator Disable */ #define TULIP_CMD_ALLMULTI 0x00000080L /* (RW) Pass All Multicasts */ #define TULIP_CMD_PROMISCUOUS 0x00000040L /* (RW) Promiscuous Mode */ #define TULIP_CMD_BACKOFFCTR 0x00000020L /* (RW) Start/Stop Backoff Counter (!802.3) */ #define TULIP_CMD_INVFILTER 0x00000010L /* (R ) Inverse Filtering */ #define TULIP_CMD_PASSBADPKT 0x00000008L /* (RW) Pass Bad Frames */ #define TULIP_CMD_HASHONLYFLTR 0x00000004L /* (R ) Hash Only Filtering */ #define TULIP_CMD_RXRUN 0x00000002L /* (RW) Start/Stop Receive Filtering */ #define TULIP_CMD_HASHPRFCTFLTR 0x00000001L /* (R ) Hash/Perfect Receive Filtering */ #define TULIP_SIASTS_OTHERRXACTIVITY 0x00000200L #define TULIP_SIASTS_RXACTIVITY 0x00000100L #define TULIP_SIASTS_LINKFAIL 0x00000004L #define TULIP_SIACONN_RESET 0x00000000L /* * 21040 SIA definitions */ #define TULIP_21040_PROBE_10BASET_TIMEOUT 2500 #define TULIP_21040_PROBE_AUIBNC_TIMEOUT 300 #define TULIP_21040_PROBE_EXTSIA_TIMEOUT 300 #define TULIP_21040_SIACONN_10BASET 0x00008F01L #define TULIP_21040_SIATXRX_10BASET 0x0000FFFFL #define TULIP_21040_SIAGEN_10BASET 0x00000000L #define TULIP_21040_SIACONN_10BASET_FD 0x00008F01L #define TULIP_21040_SIATXRX_10BASET_FD 0x0000FFFDL #define TULIP_21040_SIAGEN_10BASET_FD 0x00000000L #define TULIP_21040_SIACONN_AUIBNC 0x00008F09L #define TULIP_21040_SIATXRX_AUIBNC 0x00000705L #define TULIP_21040_SIAGEN_AUIBNC 0x00000006L #define TULIP_21040_SIACONN_EXTSIA 0x00003041L #define TULIP_21040_SIATXRX_EXTSIA 0x00000000L #define TULIP_21040_SIAGEN_EXTSIA 0x00000006L /* * 21041 SIA definitions */ #define TULIP_21041_PROBE_10BASET_TIMEOUT 2500 #define TULIP_21041_PROBE_AUIBNC_TIMEOUT 300 #define TULIP_21041_SIACONN_10BASET 0x0000EF01L #define TULIP_21041_SIATXRX_10BASET 0x0000FF3FL #define TULIP_21041_SIAGEN_10BASET 0x00000000L #define TULIP_21041P2_SIACONN_10BASET 0x0000EF01L #define TULIP_21041P2_SIATXRX_10BASET 0x0000FFFFL #define TULIP_21041P2_SIAGEN_10BASET 0x00000000L #define TULIP_21041_SIACONN_10BASET_FD 0x0000EF01L #define TULIP_21041_SIATXRX_10BASET_FD 0x0000FF3DL #define TULIP_21041_SIAGEN_10BASET_FD 0x00000000L #define TULIP_21041P2_SIACONN_10BASET_FD 0x0000EF01L #define TULIP_21041P2_SIATXRX_10BASET_FD 0x0000FFFFL #define TULIP_21041P2_SIAGEN_10BASET_FD 0x00000000L #define TULIP_21041_SIACONN_AUI 0x0000EF09L #define TULIP_21041_SIATXRX_AUI 0x0000F73DL #define TULIP_21041_SIAGEN_AUI 0x0000000EL #define TULIP_21041P2_SIACONN_AUI 0x0000EF09L #define TULIP_21041P2_SIATXRX_AUI 0x0000F7FDL #define TULIP_21041P2_SIAGEN_AUI 0x0000000EL #define TULIP_21041_SIACONN_BNC 0x0000EF09L #define TULIP_21041_SIATXRX_BNC 0x0000F73DL #define TULIP_21041_SIAGEN_BNC 0x00000006L #define TULIP_21041P2_SIACONN_BNC 0x0000EF09L #define TULIP_21041P2_SIATXRX_BNC 0x0000F7FDL #define TULIP_21041P2_SIAGEN_BNC 0x00000006L /* * 21142 SIA definitions */ #define TULIP_21142_PROBE_10BASET_TIMEOUT 2500 #define TULIP_21142_PROBE_AUIBNC_TIMEOUT 300 #define TULIP_21142_SIACONN_10BASET 0x00000001L #define TULIP_21142_SIATXRX_10BASET 0x0000F3FFL #define TULIP_21142_SIAGEN_10BASET 0x00000000L #define TULIP_21142_SIACONN_10BASET_FD 0x00000001L #define TULIP_21142_SIATXRX_10BASET_FD 0x0000F3FDL #define TULIP_21142_SIAGEN_10BASET_FD 0x00000000L #define TULIP_21142_SIACONN_AUI 0x00000009L #define TULIP_21142_SIATXRX_AUI 0x0000F3FDL #define TULIP_21142_SIAGEN_AUI 0x0000000EL #define TULIP_21142_SIACONN_BNC 0x00000009L #define TULIP_21142_SIATXRX_BNC 0x0000F3FDL #define TULIP_21142_SIAGEN_BNC 0x00000006L #define TULIP_WATCHDOG_TXDISABLE 0x00000001L #define TULIP_WATCHDOG_RXDISABLE 0x00000010L #define TULIP_BUSMODE_SWRESET 0x00000001L #define TULIP_BUSMODE_DESCSKIPLEN_MASK 0x0000007CL #define TULIP_BUSMODE_BIGENDIAN 0x00000080L #define TULIP_BUSMODE_BURSTLEN_MASK 0x00003F00L #define TULIP_BUSMODE_BURSTLEN_DEFAULT 0x00000000L #define TULIP_BUSMODE_BURSTLEN_1LW 0x00000100L #define TULIP_BUSMODE_BURSTLEN_2LW 0x00000200L #define TULIP_BUSMODE_BURSTLEN_4LW 0x00000400L #define TULIP_BUSMODE_BURSTLEN_8LW 0x00000800L #define TULIP_BUSMODE_BURSTLEN_16LW 0x00001000L #define TULIP_BUSMODE_BURSTLEN_32LW 0x00002000L #define TULIP_BUSMODE_CACHE_NOALIGN 0x00000000L #define TULIP_BUSMODE_CACHE_ALIGN8 0x00004000L #define TULIP_BUSMODE_CACHE_ALIGN16 0x00008000L #define TULIP_BUSMODE_CACHE_ALIGN32 0x0000C000L #define TULIP_BUSMODE_TXPOLL_NEVER 0x00000000L #define TULIP_BUSMODE_TXPOLL_200000ns 0x00020000L #define TULIP_BUSMODE_TXPOLL_800000ns 0x00040000L #define TULIP_BUSMODE_TXPOLL_1600000ns 0x00060000L #define TULIP_BUSMODE_TXPOLL_12800ns 0x00080000L /* 21041 only */ #define TULIP_BUSMODE_TXPOLL_25600ns 0x000A0000L /* 21041 only */ #define TULIP_BUSMODE_TXPOLL_51200ns 0x000C0000L /* 21041 only */ #define TULIP_BUSMODE_TXPOLL_102400ns 0x000E0000L /* 21041 only */ #define TULIP_BUSMODE_DESC_BIGENDIAN 0x00100000L /* 21041 only */ #define TULIP_BUSMODE_READMULTIPLE 0x00200000L /* */ #define TULIP_REG_CFDA 0x40 #define TULIP_CFDA_SLEEP 0x80000000L #define TULIP_CFDA_SNOOZE 0x40000000L #define TULIP_GP_PINSET 0x00000100L /* * These are the defintitions used for the DEC 21140 * evaluation board. */ #define TULIP_GP_EB_PINS 0x0000001F /* General Purpose Pin directions */ #define TULIP_GP_EB_OK10 0x00000080 /* 10 Mb/sec Signal Detect gep<7> */ #define TULIP_GP_EB_OK100 0x00000040 /* 100 Mb/sec Signal Detect gep<6> */ #define TULIP_GP_EB_INIT 0x0000000B /* No loopback --- point-to-point */ /* * These are the defintitions used for the SMC9332 (21140) board. */ #define TULIP_GP_SMC_9332_PINS 0x0000003F /* General Purpose Pin directions */ #define TULIP_GP_SMC_9332_OK10 0x00000080 /* 10 Mb/sec Signal Detect gep<7> */ #define TULIP_GP_SMC_9332_OK100 0x00000040 /* 100 Mb/sec Signal Detect gep<6> */ #define TULIP_GP_SMC_9332_INIT 0x00000009 /* No loopback --- point-to-point */ #define TULIP_OUI_SMC_0 0x00 #define TULIP_OUI_SMC_1 0x00 #define TULIP_OUI_SMC_2 0xC0 /* * There are the definitions used for the DEC DE500 * 10/100 family of boards */ #define TULIP_GP_DE500_PINS 0x0000001FL #define TULIP_GP_DE500_LINK_PASS 0x00000080L #define TULIP_GP_DE500_SYM_LINK 0x00000040L #define TULIP_GP_DE500_SIGNAL_DETECT 0x00000020L #define TULIP_GP_DE500_PHY_RESET 0x00000010L #define TULIP_GP_DE500_HALFDUPLEX 0x00000008L #define TULIP_GP_DE500_PHY_LOOPBACK 0x00000004L #define TULIP_GP_DE500_FORCE_LED 0x00000002L #define TULIP_GP_DE500_FORCE_100 0x00000001L /* * These are the defintitions used for the Cogent EM100 * 21140 board. */ #define TULIP_GP_EM100_PINS 0x0000003F /* General Purpose Pin directions */ #define TULIP_GP_EM100_INIT 0x00000009 /* No loopback --- point-to-point */ #define TULIP_OUI_COGENT_0 0x00 #define TULIP_OUI_COGENT_1 0x00 #define TULIP_OUI_COGENT_2 0x92 -#define TULIP_COGENT_EM100_ID 0x12 +#define TULIP_COGENT_EM100TX_ID 0x12 +#define TULIP_COGENT_EM100FX_ID 0x15 /* * These are the defintitions used for the Znyx ZX342 * 10/100 board */ #define TULIP_OUI_ZNYX_0 0x00 #define TULIP_OUI_ZNYX_1 0xC0 #define TULIP_OUI_ZNYX_2 0x95 #define TULIP_ZNYX_ID_ZX312 0x0602 #define TULIP_ZNYX_ID_ZX312T 0x0622 #define TULIP_ZNYX_ID_ZX314_INTA 0x0701 #define TULIP_ZNYX_ID_ZX314 0x0711 #define TULIP_ZNYX_ID_ZX315_INTA 0x0801 #define TULIP_ZNYX_ID_ZX315 0x0811 #define TULIP_ZNYX_ID_ZX342 0x0901 #define TULIP_ZNYX_ID_ZX342B 0x0921 #define TULIP_ZNYX_ID_ZX342_X3 0x0902 #define TULIP_ZNYX_ID_ZX342_X4 0x0903 #define TULIP_ZNYX_ID_ZX344 0x0A01 #define TULIP_ZNYX_ID_ZX351 0x0B01 #define TULIP_ZNYX_ID_ZX345 0x0C01 #define TULIP_ZNYX_ID_ZX311 0x0D01 #define TULIP_ZNYX_ID_ZX346 0x0E01 #define TULIP_GP_ZX34X_PINS 0x0000001F /* General Purpose Pin directions */ #define TULIP_GP_ZX344_PINS 0x0000000B /* General Purpose Pin directions */ #define TULIP_GP_ZX345_PINS 0x00000003 /* General Purpose Pin directions */ #define TULIP_GP_ZX346_PINS 0x00000043 /* General Purpose Pin directions */ #define TULIP_GP_ZX34X_LNKFAIL 0x00000080 /* 10Mb/s Link Failure */ #define TULIP_GP_ZX34X_SYMDET 0x00000040 /* 100Mb/s Symbol Detect */ #define TULIP_GP_ZX345_PHYACT 0x00000040 /* PHY Activity */ #define TULIP_GP_ZX34X_SIGDET 0x00000020 /* 100Mb/s Signal Detect */ #define TULIP_GP_ZX346_AUTONEG_ENABLED 0x00000020 /* 802.3u autoneg enabled */ #define TULIP_GP_ZX342_COLENA 0x00000008 /* 10t Ext LB */ #define TULIP_GP_ZX344_ROTINT 0x00000008 /* PPB IRQ rotation */ #define TULIP_GP_ZX345_SPEED10 0x00000008 /* 10Mb speed detect */ #define TULIP_GP_ZX346_SPEED100 0x00000008 /* 100Mb speed detect */ #define TULIP_GP_ZX34X_NCOLENA 0x00000004 /* 10t Int LB */ #define TULIP_GP_ZX34X_RXMATCH 0x00000004 /* RX Match */ #define TULIP_GP_ZX346_FULLDUPLEX 0x00000004 /* Full Duplex Sensed */ #define TULIP_GP_ZX34X_LB102 0x00000002 /* 100tx twister LB */ #define TULIP_GP_ZX34X_NLB101 0x00000001 /* PDT/PDR LB */ #define TULIP_GP_ZX34X_INIT 0x00000009 /* * Compex's OUI. We need to twiddle a bit on their 21041 card. */ #define TULIP_OUI_COMPEX_0 0x00 #define TULIP_OUI_COMPEX_1 0x80 #define TULIP_OUI_COMPEX_2 0x48 #define TULIP_21041_COMPEX_XREGDATA 1 /* * Asante's OUI and stuff... */ #define TULIP_OUI_ASANTE_0 0x00 #define TULIP_OUI_ASANTE_1 0x00 #define TULIP_OUI_ASANTE_2 0x94 #define TULIP_GP_ASANTE_PINS 0x000000bf /* GP pin config */ #define TULIP_GP_ASANTE_PHYRESET 0x00000008 /* Reset PHY */ /* * SROM definitions for the 21140 and 21041. */ #define SROMXREG 0x0400 #define SROMSEL 0x0800 #define SROMRD 0x4000 #define SROMWR 0x2000 #define SROMDIN 0x0008 #define SROMDOUT 0x0004 #define SROMDOUTON 0x0004 #define SROMDOUTOFF 0x0004 #define SROMCLKON 0x0002 #define SROMCLKOFF 0x0002 #define SROMCSON 0x0001 #define SROMCSOFF 0x0001 #define SROMCS 0x0001 #define SROMCMD_MODE 4 #define SROMCMD_WR 5 #define SROMCMD_RD 6 #define SROM_BITWIDTH 6 /* * MII Definitions for the 21041 and 21140/21140A/21142 */ #define MII_PREAMBLE (~0) #define MII_TEST 0xAAAAAAAA #define MII_RDCMD 0xF6 /* 1111.0110 */ #define MII_WRCMD 0xF5 /* 1111.0101 */ #define MII_DIN 0x00080000 #define MII_RD 0x00040000 #define MII_WR 0x00000000 #define MII_DOUT 0x00020000 #define MII_CLK 0x00010000 #define MII_CLKON MII_CLK #define MII_CLKOFF MII_CLK #define PHYREG_CONTROL 0 #define PHYREG_STATUS 1 #define PHYREG_IDLOW 2 #define PHYREG_IDHIGH 3 #define PHYREG_AUTONEG_ADVERTISEMENT 4 #define PHYREG_AUTONEG_ABILITIES 5 #define PHYREG_AUTONEG_EXPANSION 6 #define PHYREG_AUTONEG_NEXTPAGE 7 #define PHYSTS_100BASET4 0x8000 #define PHYSTS_100BASETX_FD 0x4000 #define PHYSTS_100BASETX 0x2000 #define PHYSTS_10BASET_FD 0x1000 #define PHYSTS_10BASET 0x0800 #define PHYSTS_AUTONEG_DONE 0x0020 #define PHYSTS_REMOTE_FAULT 0x0010 #define PHYSTS_CAN_AUTONEG 0x0008 #define PHYSTS_LINK_UP 0x0004 #define PHYSTS_JABBER_DETECT 0x0002 #define PHYSTS_EXTENDED_REGS 0x0001 #define PHYCTL_RESET 0x8000 #define PHYCTL_SELECT_100MB 0x2000 #define PHYCTL_AUTONEG_ENABLE 0x1000 #define PHYCTL_ISOLATE 0x0400 #define PHYCTL_AUTONEG_RESTART 0x0200 #define PHYCTL_FULL_DUPLEX 0x0100 #define MII_RD 0x00040000 #define MII_WR 0x00000000 #define MII_DIN 0x00080000 #define MII_DOUT 0x00020000 #define MII_DOUTON MII_DOUT #define MII_DOUTOFF MII_DOUT #define MII_CLK 0x00010000 #define MII_CLKON MII_CLK #define MII_CLKOFF MII_CLK /* * Definitions for the DE425. */ #define DE425_CFID 0x08 /* Configuration Id */ #define DE425_CFCS 0x0C /* Configuration Command-Status */ #define DE425_CFRV 0x18 /* Configuration Revision */ #define DE425_CFLT 0x1C /* Configuration Latency Timer */ #define DE425_CBIO 0x28 /* Configuration Base IO Address */ #define DE425_CFDA 0x2C /* Configuration Driver Area */ #define DE425_ENETROM_OFFSET 0xC90 /* Offset in I/O space for ENETROM */ #define DE425_CFG0 0xC88 /* IRQ register */ #define DE425_EISAID 0x10a34250 /* EISA device id */ #define DE425_EISA_IOSIZE 0x100 #define DEC_VENDORID 0x1011 #define CHIPID_21040 0x0002 #define CHIPID_21140 0x0009 #define CHIPID_21041 0x0014 #define CHIPID_21142 0x0019 #define PCI_VENDORID(x) ((x) & 0xFFFF) #define PCI_CHIPID(x) (((x) >> 16) & 0xFFFF) /* * Generic SROM Format * * */ typedef struct { u_int8_t sh_idbuf[18]; u_int8_t sh_version; u_int8_t sh_adapter_count; u_int8_t sh_ieee802_address[6]; } tulip_srom_header_t; typedef struct { u_int8_t sai_device; u_int8_t sai_leaf_offset_lowbyte; u_int8_t sai_leaf_offset_highbyte; } tulip_srom_adapter_info_t; typedef enum { TULIP_SROM_CONNTYPE_10BASET =0x0000, TULIP_SROM_CONNTYPE_BNC =0x0001, TULIP_SROM_CONNTYPE_AUI =0x0002, TULIP_SROM_CONNTYPE_100BASETX =0x0003, TULIP_SROM_CONNTYPE_100BASET4 =0x0006, TULIP_SROM_CONNTYPE_100BASEFX =0x0007, TULIP_SROM_CONNTYPE_MII_10BASET =0x0009, TULIP_SROM_CONNTYPE_MII_100BASETX =0x000D, TULIP_SROM_CONNTYPE_MII_100BASET4 =0x000F, TULIP_SROM_CONNTYPE_MII_100BASEFX =0x0010, TULIP_SROM_CONNTYPE_10BASET_NWAY =0x0100, TULIP_SROM_CONNTYPE_10BASET_FD =0x0204, TULIP_SROM_CONNTYPE_MII_10BASET_FD =0x020A, TULIP_SROM_CONNTYPE_100BASETX_FD =0x020E, TULIP_SROM_CONNTYPE_MII_100BASETX_FD =0x0211, TULIP_SROM_CONNTYPE_10BASET_NOLINKPASS =0x0400, TULIP_SROM_CONNTYPE_AUTOSENSE =0x0800, TULIP_SROM_CONNTYPE_AUTOSENSE_POWERUP =0x8800, TULIP_SROM_CONNTYPE_AUTOSENSE_NWAY =0x9000, TULIP_SROM_CONNTYPE_NOT_USED =0xFFFF } tulip_srom_connection_t; typedef enum { TULIP_SROM_MEDIA_10BASET =0x0000, TULIP_SROM_MEDIA_BNC =0x0001, TULIP_SROM_MEDIA_AUI =0x0002, TULIP_SROM_MEDIA_100BASETX =0x0003, TULIP_SROM_MEDIA_10BASET_FD =0x0004, TULIP_SROM_MEDIA_100BASETX_FD =0x0005, TULIP_SROM_MEDIA_100BASET4 =0x0006, TULIP_SROM_MEDIA_100BASEFX =0x0007, TULIP_SROM_MEDIA_100BASEFX_FD =0x0008 } tulip_srom_media_t; #define TULIP_SROM_21041_EXTENDED 0x40 #define TULIP_SROM_2114X_NOINDICATOR 0x8000 #define TULIP_SROM_2114X_DEFAULT 0x4000 #define TULIP_SROM_2114X_POLARITY 0x0080 #define TULIP_SROM_2114X_CMDBITS(n) (((n) & 0x0071) << 18) #define TULIP_SROM_2114X_BITPOS(b) (1 << (((b) & 0x0E) >> 1)) #endif /* !defined(_DC21040_H) */ diff --git a/sys/pci/if_de.c b/sys/pci/if_de.c index 87479da748ca..239febcc274e 100644 --- a/sys/pci/if_de.c +++ b/sys/pci/if_de.c @@ -1,4960 +1,5220 @@ /*- * Copyright (c) 1994-1997 Matt Thomas (matt@3am-software.com) * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. The name of the author may not be used to endorse or promote products * derived from this software withough specific prior written permission * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * - * $Id: if_de.c,v 1.86 1997/05/13 15:03:11 thomas Exp $ + * $Id: if_de.c,v 1.94 1997/07/03 16:55:07 thomas Exp $ * */ /* * DEC 21040 PCI Ethernet Controller * * Written by Matt Thomas * BPF support code stolen directly from if_ec.c * * This driver supports the DEC DE435 or any other PCI * board which support 21040, 21041, or 21140 (mostly). */ #define TULIP_HDR_DATA #include #include #include #include #include #include #include #include #include #include /* only for declaration of wakeup() used by vm.h */ #if defined(__FreeBSD__) #include #elif defined(__bsdi__) || defined(__NetBSD__) #include #endif #include #if defined(SIOCSIFMEDIA) && !defined(TULIP_NOIFMEDIA) #include #endif #include #include #include #include #if defined(__bsdi__) && _BSDI_VERSION >= 199701 #include #include #endif #include "bpfilter.h" #if NBPFILTER > 0 #include #include #endif #ifdef INET #include #include #include #include #endif #ifdef NS #include #include #endif #include #include #include #if defined(__FreeBSD__) #include #include #include #if NPCI > 0 #include #include #define DEVAR_INCLUDE "pci/if_devar.h" #endif #endif /* __FreeBSD__ */ #if defined(__bsdi__) #include #include #include #include #include #include #include #if _BSDI_VERSION < 199510 #include #else #define NEISA 0 #endif #if NEISA > 0 && _BSDI_VERSION >= 199401 #include #define TULIP_EISA #endif #define DEVAR_INCLUDE "i386/pci/if_devar.h" #endif /* __bsdi__ */ #if defined(__NetBSD__) #include #if defined(INET) #include #endif #include #if defined(__alpha__) #include #endif #include #include #include #define DEVAR_INCLUDE "dev/pci/if_devar.h" #endif /* __NetBSD__ */ /* * Intel CPUs should use I/O mapped access. */ #if defined(__i386__) || defined(TULIP_EISA) #define TULIP_IOMAPPED #endif #if 0 /* * This turns on all sort of debugging stuff and make the * driver much larger. */ #define TULIP_DEBUG #endif +#if 0 +#define TULIP_PERFSTATS +#endif + #if 0 #define TULIP_USE_SOFTINTR #endif #define TULIP_HZ 10 #include DEVAR_INCLUDE /* * This module supports * the DEC 21040 PCI Ethernet Controller. * the DEC 21041 PCI Ethernet Controller. * the DEC 21140 PCI Fast Ethernet Controller. */ static void tulip_mii_autonegotiate(tulip_softc_t * const sc, const unsigned phyaddr); static tulip_intrfunc_t tulip_intr_shared(void *arg); static tulip_intrfunc_t tulip_intr_normal(void *arg); static void tulip_init(tulip_softc_t * const sc); static void tulip_reset(tulip_softc_t * const sc); +static ifnet_ret_t tulip_ifstart_one(struct ifnet *ifp); static ifnet_ret_t tulip_ifstart(struct ifnet *ifp); +static struct mbuf *tulip_txput(tulip_softc_t * const sc, struct mbuf *m); +static void tulip_txput_setup(tulip_softc_t * const sc); static void tulip_rx_intr(tulip_softc_t * const sc); static void tulip_addr_filter(tulip_softc_t * const sc); static unsigned tulip_mii_readreg(tulip_softc_t * const sc, unsigned devaddr, unsigned regno); static void tulip_mii_writereg(tulip_softc_t * const sc, unsigned devaddr, unsigned regno, unsigned data); static int tulip_mii_map_abilities(tulip_softc_t * const sc, unsigned abilities); static tulip_media_t tulip_mii_phy_readspecific(tulip_softc_t * const sc); static int tulip_srom_decode(tulip_softc_t * const sc); #if defined(IFM_ETHER) static int tulip_ifmedia_change(struct ifnet * const ifp); static void tulip_ifmedia_status(struct ifnet * const ifp, struct ifmediareq *req); #endif /* static void tulip_21140_map_media(tulip_softc_t *sc); */ static void tulip_timeout_callback( void *arg) { tulip_softc_t * const sc = arg; tulip_spl_t s = TULIP_RAISESPL(); + TULIP_PERFSTART(timeout) + sc->tulip_flags &= ~TULIP_TIMEOUTPENDING; sc->tulip_probe_timeout -= 1000 / TULIP_HZ; (sc->tulip_boardsw->bd_media_poll)(sc, TULIP_MEDIAPOLL_TIMER); + + TULIP_PERFEND(timeout); TULIP_RESTORESPL(s); } static void tulip_timeout( tulip_softc_t * const sc) { if (sc->tulip_flags & TULIP_TIMEOUTPENDING) return; sc->tulip_flags |= TULIP_TIMEOUTPENDING; timeout(tulip_timeout_callback, sc, (hz + TULIP_HZ / 2) / TULIP_HZ); } #if defined(TULIP_NEED_FASTTIMEOUT) static void tulip_fasttimeout_callback( void *arg) { tulip_softc_t * const sc = arg; tulip_spl_t s = TULIP_RAISESPL(); sc->tulip_flags &= ~TULIP_FASTTIMEOUTPENDING; (sc->tulip_boardsw->bd_media_poll)(sc, TULIP_MEDIAPOLL_FASTTIMER); TULIP_RESTORESPL(s); } static void tulip_fasttimeout( tulip_softc_t * const sc) { if (sc->tulip_flags & TULIP_FASTTIMEOUTPENDING) return; sc->tulip_flags |= TULIP_FASTTIMEOUTPENDING; timeout(tulip_fasttimeout_callback, sc, 1); } #endif static int tulip_txprobe( tulip_softc_t * const sc) { struct mbuf *m; /* * Before we are sure this is the right media we need * to send a small packet to make sure there's carrier. - * Strangely, BNC and AUI will 'see" receive data if + * Strangely, BNC and AUI will "see" receive data if * either is connected so the transmit is the only way * to verify the connectivity. */ MGETHDR(m, M_DONTWAIT, MT_DATA); if (m == NULL) return 0; /* * Construct a LLC TEST message which will point to ourselves. */ bcopy(sc->tulip_enaddr, mtod(m, struct ether_header *)->ether_dhost, 6); bcopy(sc->tulip_enaddr, mtod(m, struct ether_header *)->ether_shost, 6); mtod(m, struct ether_header *)->ether_type = htons(3); mtod(m, unsigned char *)[14] = 0; mtod(m, unsigned char *)[15] = 0; mtod(m, unsigned char *)[16] = 0xE3; /* LLC Class1 TEST (no poll) */ m->m_len = m->m_pkthdr.len = sizeof(struct ether_header) + 3; /* * send it! */ sc->tulip_cmdmode |= TULIP_CMD_TXRUN; + sc->tulip_intrmask |= TULIP_STS_TXINTR; sc->tulip_flags |= TULIP_TXPROBE_ACTIVE; TULIP_CSR_WRITE(sc, csr_command, sc->tulip_cmdmode); - IF_PREPEND(&sc->tulip_if.if_snd, m); - tulip_ifstart(&sc->tulip_if); + TULIP_CSR_WRITE(sc, csr_intr, sc->tulip_intrmask); + if ((m = tulip_txput(sc, m)) != NULL) + m_freem(m); sc->tulip_probe.probe_txprobes++; return 1; } #ifdef BIG_PACKET #define TULIP_SIAGEN_WATCHDOG (sc->tulip_if.if_mtu > ETHERMTU ? TULIP_WATCHDOG_RXDISABLE|TULIP_WATCHDOG_TXDISABLE : 0) #else #define TULIP_SIAGEN_WATCHDOG 0 #endif static void tulip_media_set( tulip_softc_t * const sc, tulip_media_t media) { const tulip_media_info_t *mi = sc->tulip_mediums[media]; if (mi == NULL) return; /* * If we are switching media, make sure we don't think there's * any stale RX activity */ sc->tulip_flags &= ~TULIP_RXACT; if (mi->mi_type == TULIP_MEDIAINFO_SIA) { TULIP_CSR_WRITE(sc, csr_sia_connectivity, TULIP_SIACONN_RESET); TULIP_CSR_WRITE(sc, csr_sia_tx_rx, mi->mi_sia_tx_rx); if (sc->tulip_features & TULIP_HAVE_SIAGP) { TULIP_CSR_WRITE(sc, csr_sia_general, mi->mi_sia_gp_control|mi->mi_sia_general|TULIP_SIAGEN_WATCHDOG); TULIP_CSR_WRITE(sc, csr_sia_general, mi->mi_sia_gp_data|mi->mi_sia_general|TULIP_SIAGEN_WATCHDOG); } else { TULIP_CSR_WRITE(sc, csr_sia_general, mi->mi_sia_general|TULIP_SIAGEN_WATCHDOG); } TULIP_CSR_WRITE(sc, csr_sia_connectivity, mi->mi_sia_connectivity); } else if (mi->mi_type == TULIP_MEDIAINFO_GPR) { #define TULIP_GPR_CMDBITS (TULIP_CMD_PORTSELECT|TULIP_CMD_PCSFUNCTION|TULIP_CMD_SCRAMBLER|TULIP_CMD_TXTHRSHLDCTL) /* * If the cmdmode bits don't match the currently operating mode, * set the cmdmode appropriately and reset the chip. */ if (((mi->mi_cmdmode ^ TULIP_CSR_READ(sc, csr_command)) & TULIP_GPR_CMDBITS) != 0) { sc->tulip_cmdmode &= ~TULIP_GPR_CMDBITS; sc->tulip_cmdmode |= mi->mi_cmdmode; tulip_reset(sc); } TULIP_CSR_WRITE(sc, csr_gp, TULIP_GP_PINSET|sc->tulip_gpinit); DELAY(10); TULIP_CSR_WRITE(sc, csr_gp, (u_int8_t) mi->mi_gpdata); } else if (mi->mi_type == TULIP_MEDIAINFO_SYM) { /* * If the cmdmode bits don't match the currently operating mode, * set the cmdmode appropriately and reset the chip. */ if (((mi->mi_cmdmode ^ TULIP_CSR_READ(sc, csr_command)) & TULIP_GPR_CMDBITS) != 0) { sc->tulip_cmdmode &= ~TULIP_GPR_CMDBITS; sc->tulip_cmdmode |= mi->mi_cmdmode; tulip_reset(sc); } TULIP_CSR_WRITE(sc, csr_sia_general, mi->mi_gpcontrol); TULIP_CSR_WRITE(sc, csr_sia_general, mi->mi_gpdata); } else if (mi->mi_type == TULIP_MEDIAINFO_MII && sc->tulip_probe_state != TULIP_PROBE_INACTIVE) { int idx; if (sc->tulip_features & TULIP_HAVE_SIAGP) { const u_int8_t *dp; dp = &sc->tulip_rombuf[mi->mi_reset_offset]; for (idx = 0; idx < mi->mi_reset_length; idx++, dp += 2) { DELAY(10); TULIP_CSR_WRITE(sc, csr_sia_general, (dp[0] + 256 * dp[1]) << 16); } sc->tulip_phyaddr = mi->mi_phyaddr; dp = &sc->tulip_rombuf[mi->mi_gpr_offset]; for (idx = 0; idx < mi->mi_gpr_length; idx++, dp += 2) { DELAY(10); TULIP_CSR_WRITE(sc, csr_sia_general, (dp[0] + 256 * dp[1]) << 16); } } else { for (idx = 0; idx < mi->mi_reset_length; idx++) { DELAY(10); TULIP_CSR_WRITE(sc, csr_gp, sc->tulip_rombuf[mi->mi_reset_offset + idx]); } sc->tulip_phyaddr = mi->mi_phyaddr; for (idx = 0; idx < mi->mi_gpr_length; idx++) { DELAY(10); TULIP_CSR_WRITE(sc, csr_gp, sc->tulip_rombuf[mi->mi_gpr_offset + idx]); } } if (sc->tulip_flags & TULIP_TRYNWAY) { tulip_mii_autonegotiate(sc, sc->tulip_phyaddr); } else if ((sc->tulip_flags & TULIP_DIDNWAY) == 0) { u_int32_t data = tulip_mii_readreg(sc, sc->tulip_phyaddr, PHYREG_CONTROL); data &= ~(PHYCTL_SELECT_100MB|PHYCTL_FULL_DUPLEX|PHYCTL_AUTONEG_ENABLE); sc->tulip_flags &= ~TULIP_DIDNWAY; if (TULIP_IS_MEDIA_FD(media)) data |= PHYCTL_FULL_DUPLEX; if (TULIP_IS_MEDIA_100MB(media)) data |= PHYCTL_SELECT_100MB; tulip_mii_writereg(sc, sc->tulip_phyaddr, PHYREG_CONTROL, data); } } } static void tulip_linkup( tulip_softc_t * const sc, tulip_media_t media) { if ((sc->tulip_flags & TULIP_LINKUP) == 0) sc->tulip_flags |= TULIP_PRINTLINKUP; sc->tulip_flags |= TULIP_LINKUP; sc->tulip_if.if_flags &= ~IFF_OACTIVE; #if 0 /* XXX how does with work with ifmedia? */ if ((sc->tulip_flags & TULIP_DIDNWAY) == 0) { if (sc->tulip_if.if_flags & IFF_FULLDUPLEX) { if (TULIP_CAN_MEDIA_FD(media) && sc->tulip_mediums[TULIP_FD_MEDIA_OF(media)] != NULL) media = TULIP_FD_MEDIA_OF(media); } else { if (TULIP_IS_MEDIA_FD(media) && sc->tulip_mediums[TULIP_HD_MEDIA_OF(media)] != NULL) media = TULIP_HD_MEDIA_OF(media); } } #endif if (sc->tulip_media != media) { #ifdef TULIP_DEBUG sc->tulip_dbg.dbg_last_media = sc->tulip_media; #endif sc->tulip_media = media; sc->tulip_flags |= TULIP_PRINTMEDIA; if (TULIP_IS_MEDIA_FD(sc->tulip_media)) { sc->tulip_cmdmode |= TULIP_CMD_FULLDUPLEX; } else if (sc->tulip_chipid != TULIP_21041 || (sc->tulip_flags & TULIP_DIDNWAY) == 0) { sc->tulip_cmdmode &= ~TULIP_CMD_FULLDUPLEX; } } /* * We could set probe_timeout to 0 but setting to 3000 puts this * in one central place and the only matters is tulip_link is * followed by a tulip_timeout. Therefore setting it should not * result in aberrant behavour. */ sc->tulip_probe_timeout = 3000; sc->tulip_probe_state = TULIP_PROBE_INACTIVE; sc->tulip_flags &= ~(TULIP_TXPROBE_ACTIVE|TULIP_TRYNWAY); if (sc->tulip_flags & TULIP_INRESET) { tulip_media_set(sc, sc->tulip_media); } else { tulip_reset(sc); tulip_init(sc); } } static void tulip_media_print( tulip_softc_t * const sc) { if ((sc->tulip_flags & TULIP_LINKUP) == 0) return; if (sc->tulip_flags & TULIP_PRINTMEDIA) { printf(TULIP_PRINTF_FMT ": enabling %s port\n", TULIP_PRINTF_ARGS, tulip_mediums[sc->tulip_media]); sc->tulip_flags &= ~(TULIP_PRINTMEDIA|TULIP_PRINTLINKUP); } else if (sc->tulip_flags & TULIP_PRINTLINKUP) { printf(TULIP_PRINTF_FMT ": link up\n", TULIP_PRINTF_ARGS); sc->tulip_flags &= ~TULIP_PRINTLINKUP; } } #if defined(TULIP_DO_GPR_SENSE) static tulip_media_t tulip_21140_gpr_media_sense( tulip_softc_t * const sc) { tulip_media_t maybe_media = TULIP_MEDIA_UNKNOWN; tulip_media_t last_media = TULIP_MEDIA_UNKNOWN; tulip_media_t media; /* * If one of the media blocks contained a default media flag, * use that. */ for (media = TULIP_MEDIA_UNKNOWN; media < TULIP_MEDIA_MAX; media++) { const tulip_media_info_t *mi; /* * Media is not supported (or is full-duplex). */ if ((mi = sc->tulip_mediums[media]) == NULL || TULIP_IS_MEDIA_FD(media)) continue; if (mi->mi_type != TULIP_MEDIAINFO_GPR) continue; /* * Remember the media is this is the "default" media. */ if (mi->mi_default && maybe_media == TULIP_MEDIA_UNKNOWN) maybe_media = media; /* * No activity mask? Can't see if it is active if there's no mask. */ if (mi->mi_actmask == 0) continue; /* * Does the activity data match? */ if ((TULIP_CSR_READ(sc, csr_gp) & mi->mi_actmask) != mi->mi_actdata) continue; #if defined(TULIP_DEBUG) printf(TULIP_PRINTF_FMT ": gpr_media_sense: %s: 0x%02x & 0x%02x == 0x%02x\n", TULIP_PRINTF_ARGS, tulip_mediums[media], TULIP_CSR_READ(sc, csr_gp) & 0xFF, mi->mi_actmask, mi->mi_actdata); #endif /* * It does! If this is the first media we detected, then * remember this media. If isn't the first, then there were * multiple matches which we equate to no match (since we don't * which to select (if any). */ if (last_media == TULIP_MEDIA_UNKNOWN) { last_media = media; } else if (last_media != media) { last_media = TULIP_MEDIA_UNKNOWN; } } return (last_media != TULIP_MEDIA_UNKNOWN) ? last_media : maybe_media; } #endif /* TULIP_DO_GPR_SENSE */ static tulip_link_status_t tulip_media_link_monitor( tulip_softc_t * const sc) { const tulip_media_info_t * const mi = sc->tulip_mediums[sc->tulip_media]; tulip_link_status_t linkup = TULIP_LINK_DOWN; if (mi == NULL) { #if defined(DIAGNOSTIC) || defined(TULIP_DEBUG) panic("tulip_media_link_monitor: %s: botch at line %d\n", tulip_mediums[sc->tulip_media],__LINE__); #endif return TULIP_LINK_UNKNOWN; } /* * Have we seen some packets? If so, the link must be good. */ if ((sc->tulip_flags & (TULIP_RXACT|TULIP_LINKUP)) == (TULIP_RXACT|TULIP_LINKUP)) { sc->tulip_flags &= ~TULIP_RXACT; sc->tulip_probe_timeout = 3000; return TULIP_LINK_UP; } sc->tulip_flags &= ~TULIP_RXACT; if (mi->mi_type == TULIP_MEDIAINFO_MII) { u_int32_t status; /* * Read the PHY status register. */ status = tulip_mii_readreg(sc, sc->tulip_phyaddr, PHYREG_STATUS); if (status & PHYSTS_AUTONEG_DONE) { /* * If the PHY has completed autonegotiation, see the if the * remote systems abilities have changed. If so, upgrade or * downgrade as appropriate. */ u_int32_t abilities = tulip_mii_readreg(sc, sc->tulip_phyaddr, PHYREG_AUTONEG_ABILITIES); abilities = (abilities << 6) & status; if (abilities != sc->tulip_abilities) { #if defined(TULIP_DEBUG) loudprintf(TULIP_PRINTF_FMT "(phy%d): autonegotiation changed: 0x%04x -> 0x%04x\n", TULIP_PRINTF_ARGS, sc->tulip_phyaddr, sc->tulip_abilities, abilities); #endif if (tulip_mii_map_abilities(sc, abilities)) { tulip_linkup(sc, sc->tulip_probe_media); return TULIP_LINK_UP; } /* * if we had selected media because of autonegotiation, * we need to probe for the new media. */ sc->tulip_probe_state = TULIP_PROBE_INACTIVE; if (sc->tulip_flags & TULIP_DIDNWAY) return TULIP_LINK_DOWN; } } /* * The link is now up. If was down, say its back up. */ if ((status & (PHYSTS_LINK_UP|PHYSTS_REMOTE_FAULT)) == PHYSTS_LINK_UP) linkup = TULIP_LINK_UP; } else if (mi->mi_type == TULIP_MEDIAINFO_GPR) { /* * No activity sensor? Assume all's well. */ if (mi->mi_actmask == 0) return TULIP_LINK_UNKNOWN; /* * Does the activity data match? */ if ((TULIP_CSR_READ(sc, csr_gp) & mi->mi_actmask) == mi->mi_actdata) linkup = TULIP_LINK_UP; } else if (mi->mi_type == TULIP_MEDIAINFO_SIA) { /* * Assume non TP ok for now. */ if (!TULIP_IS_MEDIA_TP(sc->tulip_media)) return TULIP_LINK_UNKNOWN; if ((TULIP_CSR_READ(sc, csr_sia_status) & TULIP_SIASTS_LINKFAIL) == 0) linkup = TULIP_LINK_UP; } else if (mi->mi_type == TULIP_MEDIAINFO_SYM) { return TULIP_LINK_UNKNOWN; } /* * We will wait for 3 seconds until the link goes into suspect mode. */ if (sc->tulip_flags & TULIP_LINKUP) { if (linkup == TULIP_LINK_UP) sc->tulip_probe_timeout = 3000; if (sc->tulip_probe_timeout > 0) return TULIP_LINK_UP; sc->tulip_flags &= ~TULIP_LINKUP; printf(TULIP_PRINTF_FMT ": link down: cable problem?\n", TULIP_PRINTF_ARGS); } #if defined(TULIP_DEBUG) sc->tulip_dbg.dbg_link_downed++; #endif return TULIP_LINK_DOWN; } static void tulip_media_poll( tulip_softc_t * const sc, tulip_mediapoll_event_t event) { #if defined(TULIP_DEBUG) sc->tulip_dbg.dbg_events[event]++; #endif if (sc->tulip_probe_state == TULIP_PROBE_INACTIVE && event == TULIP_MEDIAPOLL_TIMER) { switch (tulip_media_link_monitor(sc)) { case TULIP_LINK_DOWN: { /* * Link Monitor failed. Probe for new media. */ event = TULIP_MEDIAPOLL_LINKFAIL; break; } case TULIP_LINK_UP: { /* * Check again soon. */ tulip_timeout(sc); return; } case TULIP_LINK_UNKNOWN: { /* * We can't tell so don't bother. */ return; } } } if (event == TULIP_MEDIAPOLL_LINKFAIL) { if (sc->tulip_probe_state == TULIP_PROBE_INACTIVE) { if (TULIP_DO_AUTOSENSE(sc)) { #if defined(TULIP_DEBUG) sc->tulip_dbg.dbg_link_failures++; #endif sc->tulip_media = TULIP_MEDIA_UNKNOWN; tulip_reset(sc); /* restart probe */ } return; } #if defined(TULIP_DEBUG) sc->tulip_dbg.dbg_link_pollintrs++; #endif } if (event == TULIP_MEDIAPOLL_START) { sc->tulip_if.if_flags |= IFF_OACTIVE; if (sc->tulip_probe_state != TULIP_PROBE_INACTIVE) return; sc->tulip_probe_mediamask = 0; sc->tulip_probe_passes = 0; #if defined(TULIP_DEBUG) sc->tulip_dbg.dbg_media_probes++; #endif /* * If the SROM contained an explicit media to use, use it. */ sc->tulip_cmdmode &= ~(TULIP_CMD_RXRUN|TULIP_CMD_FULLDUPLEX); sc->tulip_flags |= TULIP_TRYNWAY|TULIP_PROBE1STPASS; sc->tulip_flags &= ~(TULIP_DIDNWAY|TULIP_PRINTMEDIA|TULIP_PRINTLINKUP); /* * connidx is defaulted to a media_unknown type. */ sc->tulip_probe_media = tulip_srom_conninfo[sc->tulip_connidx].sc_media; if (sc->tulip_probe_media != TULIP_MEDIA_UNKNOWN) { tulip_linkup(sc, sc->tulip_probe_media); tulip_timeout(sc); return; } if (sc->tulip_features & TULIP_HAVE_GPR) { sc->tulip_probe_state = TULIP_PROBE_GPRTEST; sc->tulip_probe_timeout = 2000; } else { sc->tulip_probe_media = TULIP_MEDIA_MAX; sc->tulip_probe_timeout = 0; sc->tulip_probe_state = TULIP_PROBE_MEDIATEST; } } /* * Ignore txprobe failures or spurious callbacks. */ if (event == TULIP_MEDIAPOLL_TXPROBE_FAILED && sc->tulip_probe_state != TULIP_PROBE_MEDIATEST) { sc->tulip_flags &= ~TULIP_TXPROBE_ACTIVE; return; } /* * If we really transmitted a packet, then that's the media we'll use. */ if (event == TULIP_MEDIAPOLL_TXPROBE_OK || event == TULIP_MEDIAPOLL_LINKPASS) { if (event == TULIP_MEDIAPOLL_LINKPASS) sc->tulip_probe_media = TULIP_MEDIA_10BASET; #if defined(TULIP_DEBUG) else sc->tulip_dbg.dbg_txprobes_ok[sc->tulip_probe_media]++; #endif tulip_linkup(sc, sc->tulip_probe_media); tulip_timeout(sc); return; } if (sc->tulip_probe_state == TULIP_PROBE_GPRTEST) { #if defined(TULIP_DO_GPR_SENSE) /* * Check for media via the general purpose register. * * Try to sense the media via the GPR. If the same value * occurs 3 times in a row then just use that. */ if (sc->tulip_probe_timeout > 0) { tulip_media_t new_probe_media = tulip_21140_gpr_media_sense(sc); #if defined(TULIP_DEBUG) printf(TULIP_PRINTF_FMT ": media_poll: gpr sensing = %s\n", TULIP_PRINTF_ARGS, tulip_mediums[new_probe_media]); #endif if (new_probe_media != TULIP_MEDIA_UNKNOWN) { if (new_probe_media == sc->tulip_probe_media) { if (--sc->tulip_probe_count == 0) tulip_linkup(sc, sc->tulip_probe_media); } else { sc->tulip_probe_count = 10; } } sc->tulip_probe_media = new_probe_media; tulip_timeout(sc); return; } #endif /* TULIP_DO_GPR_SENSE */ /* * Brute force. We cycle through each of the media types * and try to transmit a packet. */ sc->tulip_probe_state = TULIP_PROBE_MEDIATEST; sc->tulip_probe_media = TULIP_MEDIA_MAX; sc->tulip_probe_timeout = 0; tulip_timeout(sc); return; } if (sc->tulip_probe_state != TULIP_PROBE_MEDIATEST && (sc->tulip_features & TULIP_HAVE_MII)) { tulip_media_t old_media = sc->tulip_probe_media; tulip_mii_autonegotiate(sc, sc->tulip_phyaddr); switch (sc->tulip_probe_state) { case TULIP_PROBE_FAILED: case TULIP_PROBE_MEDIATEST: { /* * Try the next media. */ sc->tulip_probe_mediamask |= sc->tulip_mediums[sc->tulip_probe_media]->mi_mediamask; sc->tulip_probe_timeout = 0; #ifdef notyet if (sc->tulip_probe_state == TULIP_PROBE_FAILED) break; if (sc->tulip_probe_media != tulip_mii_phy_readspecific(sc)) break; sc->tulip_probe_timeout = TULIP_IS_MEDIA_TP(sc->tulip_probe_media) ? 2500 : 300; #endif break; } case TULIP_PROBE_PHYAUTONEG: { return; } case TULIP_PROBE_INACTIVE: { /* * Only probe if we autonegotiated a media that hasn't failed. */ sc->tulip_probe_timeout = 0; if (sc->tulip_probe_mediamask & TULIP_BIT(sc->tulip_probe_media)) { sc->tulip_probe_media = old_media; break; } tulip_linkup(sc, sc->tulip_probe_media); tulip_timeout(sc); return; } default: { #if defined(DIAGNOSTIC) || defined(TULIP_DEBUG) panic("tulip_media_poll: botch at line %d\n", __LINE__); #endif break; } } } if (event == TULIP_MEDIAPOLL_TXPROBE_FAILED) { #if defined(TULIP_DEBUG) sc->tulip_dbg.dbg_txprobes_failed[sc->tulip_probe_media]++; #endif sc->tulip_flags &= ~TULIP_TXPROBE_ACTIVE; return; } /* * switch to another media if we tried this one enough. */ if (/* event == TULIP_MEDIAPOLL_TXPROBE_FAILED || */ sc->tulip_probe_timeout <= 0) { #if defined(TULIP_DEBUG) if (sc->tulip_probe_media == TULIP_MEDIA_UNKNOWN) { printf(TULIP_PRINTF_FMT ": poll media unknown!\n", TULIP_PRINTF_ARGS); sc->tulip_probe_media = TULIP_MEDIA_MAX; } #endif /* * Find the next media type to check for. Full Duplex * types are not allowed. */ do { sc->tulip_probe_media -= 1; if (sc->tulip_probe_media == TULIP_MEDIA_UNKNOWN) { if (++sc->tulip_probe_passes == 3) { printf(TULIP_PRINTF_FMT ": autosense failed: cable problem?\n", TULIP_PRINTF_ARGS); if ((sc->tulip_if.if_flags & IFF_UP) == 0) { sc->tulip_if.if_flags &= ~IFF_RUNNING; sc->tulip_probe_state = TULIP_PROBE_INACTIVE; return; } } sc->tulip_flags ^= TULIP_TRYNWAY; /* XXX */ sc->tulip_probe_mediamask = 0; sc->tulip_probe_media = TULIP_MEDIA_MAX - 1; } } while (sc->tulip_mediums[sc->tulip_probe_media] == NULL || (sc->tulip_probe_mediamask & TULIP_BIT(sc->tulip_probe_media)) || TULIP_IS_MEDIA_FD(sc->tulip_probe_media)); #if defined(TULIP_DEBUG) printf(TULIP_PRINTF_FMT ": %s: probing %s\n", TULIP_PRINTF_ARGS, event == TULIP_MEDIAPOLL_TXPROBE_FAILED ? "txprobe failed" : "timeout", tulip_mediums[sc->tulip_probe_media]); #endif sc->tulip_probe_timeout = TULIP_IS_MEDIA_TP(sc->tulip_probe_media) ? 2500 : 1000; sc->tulip_probe_state = TULIP_PROBE_MEDIATEST; sc->tulip_probe.probe_txprobes = 0; tulip_reset(sc); tulip_media_set(sc, sc->tulip_probe_media); sc->tulip_flags &= ~TULIP_TXPROBE_ACTIVE; } tulip_timeout(sc); /* * If this is hanging off a phy, we know are doing NWAY and we have * forced the phy to a specific speed. Wait for link up before * before sending a packet. */ switch (sc->tulip_mediums[sc->tulip_probe_media]->mi_type) { case TULIP_MEDIAINFO_MII: { if (sc->tulip_probe_media != tulip_mii_phy_readspecific(sc)) return; break; } case TULIP_MEDIAINFO_SIA: { if (TULIP_IS_MEDIA_TP(sc->tulip_probe_media)) { if (TULIP_CSR_READ(sc, csr_sia_status) & TULIP_SIASTS_LINKFAIL) return; tulip_linkup(sc, sc->tulip_probe_media); #ifdef notyet if (sc->tulip_features & TULIP_HAVE_MII) tulip_timeout(sc); #endif return; } break; } case TULIP_MEDIAINFO_RESET: case TULIP_MEDIAINFO_SYM: case TULIP_MEDIAINFO_GPR: { break; } } /* * Try to send a packet. */ tulip_txprobe(sc); } static void tulip_media_select( tulip_softc_t * const sc) { if (sc->tulip_features & TULIP_HAVE_GPR) { TULIP_CSR_WRITE(sc, csr_gp, TULIP_GP_PINSET|sc->tulip_gpinit); DELAY(10); TULIP_CSR_WRITE(sc, csr_gp, sc->tulip_gpdata); } /* * If this board has no media, just return */ if (sc->tulip_features & TULIP_HAVE_NOMEDIA) return; if (sc->tulip_media == TULIP_MEDIA_UNKNOWN) { TULIP_CSR_WRITE(sc, csr_intr, sc->tulip_intrmask); (*sc->tulip_boardsw->bd_media_poll)(sc, TULIP_MEDIAPOLL_START); } else { tulip_media_set(sc, sc->tulip_media); } } static void tulip_21040_mediainfo_init( tulip_softc_t * const sc, tulip_media_t media) { sc->tulip_cmdmode |= TULIP_CMD_CAPTREFFCT|TULIP_CMD_THRSHLD160 |TULIP_CMD_BACKOFFCTR; sc->tulip_if.if_baudrate = 10000000; if (media == TULIP_MEDIA_10BASET || media == TULIP_MEDIA_UNKNOWN) { TULIP_MEDIAINFO_SIA_INIT(sc, &sc->tulip_mediainfo[0], 21040, 10BASET); TULIP_MEDIAINFO_SIA_INIT(sc, &sc->tulip_mediainfo[1], 21040, 10BASET_FD); } if (media == TULIP_MEDIA_AUIBNC || media == TULIP_MEDIA_UNKNOWN) { TULIP_MEDIAINFO_SIA_INIT(sc, &sc->tulip_mediainfo[2], 21040, AUIBNC); } if (media == TULIP_MEDIA_UNKNOWN) { TULIP_MEDIAINFO_SIA_INIT(sc, &sc->tulip_mediainfo[3], 21040, EXTSIA); } } static void tulip_21040_media_probe( tulip_softc_t * const sc) { tulip_21040_mediainfo_init(sc, TULIP_MEDIA_UNKNOWN); return; } static void tulip_21040_10baset_only_media_probe( tulip_softc_t * const sc) { tulip_21040_mediainfo_init(sc, TULIP_MEDIA_10BASET); tulip_media_set(sc, TULIP_MEDIA_10BASET); sc->tulip_media = TULIP_MEDIA_10BASET; } static void tulip_21040_10baset_only_media_select( tulip_softc_t * const sc) { sc->tulip_flags |= TULIP_LINKUP; if (sc->tulip_media == TULIP_MEDIA_10BASET_FD) { sc->tulip_cmdmode |= TULIP_CMD_FULLDUPLEX; sc->tulip_flags &= ~TULIP_SQETEST; } else { sc->tulip_cmdmode &= ~TULIP_CMD_FULLDUPLEX; sc->tulip_flags |= TULIP_SQETEST; } tulip_media_set(sc, sc->tulip_media); } static void tulip_21040_auibnc_only_media_probe( tulip_softc_t * const sc) { tulip_21040_mediainfo_init(sc, TULIP_MEDIA_AUIBNC); sc->tulip_flags |= TULIP_SQETEST|TULIP_LINKUP; tulip_media_set(sc, TULIP_MEDIA_AUIBNC); sc->tulip_media = TULIP_MEDIA_AUIBNC; } static void tulip_21040_auibnc_only_media_select( tulip_softc_t * const sc) { tulip_media_set(sc, TULIP_MEDIA_AUIBNC); sc->tulip_cmdmode &= ~TULIP_CMD_FULLDUPLEX; } static const tulip_boardsw_t tulip_21040_boardsw = { TULIP_21040_GENERIC, tulip_21040_media_probe, tulip_media_select, tulip_media_poll, }; static const tulip_boardsw_t tulip_21040_10baset_only_boardsw = { TULIP_21040_GENERIC, tulip_21040_10baset_only_media_probe, tulip_21040_10baset_only_media_select, NULL, }; static const tulip_boardsw_t tulip_21040_auibnc_only_boardsw = { TULIP_21040_GENERIC, tulip_21040_auibnc_only_media_probe, tulip_21040_auibnc_only_media_select, NULL, }; static void tulip_21041_mediainfo_init( tulip_softc_t * const sc) { tulip_media_info_t * const mi = sc->tulip_mediainfo; #ifdef notyet if (sc->tulip_revinfo >= 0x20) { TULIP_MEDIAINFO_SIA_INIT(sc, &mi[0], 21041P2, 10BASET); TULIP_MEDIAINFO_SIA_INIT(sc, &mi[1], 21041P2, 10BASET_FD); TULIP_MEDIAINFO_SIA_INIT(sc, &mi[0], 21041P2, AUI); TULIP_MEDIAINFO_SIA_INIT(sc, &mi[1], 21041P2, BNC); return; } #endif TULIP_MEDIAINFO_SIA_INIT(sc, &mi[0], 21041, 10BASET); TULIP_MEDIAINFO_SIA_INIT(sc, &mi[1], 21041, 10BASET_FD); TULIP_MEDIAINFO_SIA_INIT(sc, &mi[2], 21041, AUI); TULIP_MEDIAINFO_SIA_INIT(sc, &mi[3], 21041, BNC); } static void tulip_21041_media_probe( tulip_softc_t * const sc) { sc->tulip_if.if_baudrate = 10000000; sc->tulip_cmdmode |= TULIP_CMD_CAPTREFFCT|TULIP_CMD_ENHCAPTEFFCT |TULIP_CMD_THRSHLD160|TULIP_CMD_BACKOFFCTR; sc->tulip_intrmask |= TULIP_STS_LINKPASS; tulip_21041_mediainfo_init(sc); } static void tulip_21041_media_poll( tulip_softc_t * const sc, const tulip_mediapoll_event_t event) { u_int32_t sia_status; #if defined(TULIP_DEBUG) sc->tulip_dbg.dbg_events[event]++; #endif if (event == TULIP_MEDIAPOLL_LINKFAIL) { if (sc->tulip_probe_state != TULIP_PROBE_INACTIVE || !TULIP_DO_AUTOSENSE(sc)) return; sc->tulip_media = TULIP_MEDIA_UNKNOWN; tulip_reset(sc); /* start probe */ return; } /* * If we've been been asked to start a poll or link change interrupt * restart the probe (and reset the tulip to a known state). */ if (event == TULIP_MEDIAPOLL_START) { sc->tulip_if.if_flags |= IFF_OACTIVE; sc->tulip_cmdmode &= ~(TULIP_CMD_FULLDUPLEX|TULIP_CMD_RXRUN); #ifdef notyet if (sc->tulip_revinfo >= 0x20) { sc->tulip_cmdmode |= TULIP_CMD_FULLDUPLEX; sc->tulip_flags |= TULIP_DIDNWAY; } #endif TULIP_CSR_WRITE(sc, csr_command, sc->tulip_cmdmode); sc->tulip_probe_state = TULIP_PROBE_MEDIATEST; sc->tulip_probe_media = TULIP_MEDIA_10BASET; sc->tulip_probe_timeout = TULIP_21041_PROBE_10BASET_TIMEOUT; tulip_media_set(sc, TULIP_MEDIA_10BASET); tulip_timeout(sc); return; } if (sc->tulip_probe_state == TULIP_PROBE_INACTIVE) return; if (event == TULIP_MEDIAPOLL_TXPROBE_OK) { #if defined(TULIP_DEBUG) sc->tulip_dbg.dbg_txprobes_ok[sc->tulip_probe_media]++; #endif tulip_linkup(sc, sc->tulip_probe_media); return; } sia_status = TULIP_CSR_READ(sc, csr_sia_status); TULIP_CSR_WRITE(sc, csr_sia_status, sia_status); if ((sia_status & TULIP_SIASTS_LINKFAIL) == 0) { if (sc->tulip_revinfo >= 0x20) { if (sia_status & (PHYSTS_10BASET_FD << (16 - 6))) sc->tulip_probe_media = TULIP_MEDIA_10BASET_FD; } /* * If the link has passed LinkPass, 10baseT is the * proper media to use. */ tulip_linkup(sc, sc->tulip_probe_media); return; } /* * wait for up to 2.4 seconds for the link to reach pass state. * Only then start scanning the other media for activity. * choose media with receive activity over those without. */ if (sc->tulip_probe_media == TULIP_MEDIA_10BASET) { if (event != TULIP_MEDIAPOLL_TIMER) return; if (sc->tulip_probe_timeout > 0 && (sia_status & TULIP_SIASTS_OTHERRXACTIVITY) == 0) { tulip_timeout(sc); return; } sc->tulip_probe_timeout = TULIP_21041_PROBE_AUIBNC_TIMEOUT; sc->tulip_flags |= TULIP_WANTRXACT; if (sia_status & TULIP_SIASTS_OTHERRXACTIVITY) { sc->tulip_probe_media = TULIP_MEDIA_BNC; } else { sc->tulip_probe_media = TULIP_MEDIA_AUI; } tulip_media_set(sc, sc->tulip_probe_media); tulip_timeout(sc); return; } /* * If we failed, clear the txprobe active flag. */ if (event == TULIP_MEDIAPOLL_TXPROBE_FAILED) sc->tulip_flags &= ~TULIP_TXPROBE_ACTIVE; if (event == TULIP_MEDIAPOLL_TIMER) { /* * If we've received something, then that's our link! */ if (sc->tulip_flags & TULIP_RXACT) { tulip_linkup(sc, sc->tulip_probe_media); return; } /* * if no txprobe active */ if ((sc->tulip_flags & TULIP_TXPROBE_ACTIVE) == 0 && ((sc->tulip_flags & TULIP_WANTRXACT) == 0 || (sia_status & TULIP_SIASTS_RXACTIVITY))) { sc->tulip_probe_timeout = TULIP_21041_PROBE_AUIBNC_TIMEOUT; tulip_txprobe(sc); tulip_timeout(sc); return; } /* * Take 2 passes through before deciding to not * wait for receive activity. Then take another * two passes before spitting out a warning. */ if (sc->tulip_probe_timeout <= 0) { if (sc->tulip_flags & TULIP_WANTRXACT) { sc->tulip_flags &= ~TULIP_WANTRXACT; sc->tulip_probe_timeout = TULIP_21041_PROBE_AUIBNC_TIMEOUT; } else { printf(TULIP_PRINTF_FMT ": autosense failed: cable problem?\n", TULIP_PRINTF_ARGS); if ((sc->tulip_if.if_flags & IFF_UP) == 0) { sc->tulip_if.if_flags &= ~IFF_RUNNING; sc->tulip_probe_state = TULIP_PROBE_INACTIVE; return; } } } } /* * Since this media failed to probe, try the other one. */ sc->tulip_probe_timeout = TULIP_21041_PROBE_AUIBNC_TIMEOUT; if (sc->tulip_probe_media == TULIP_MEDIA_AUI) { sc->tulip_probe_media = TULIP_MEDIA_BNC; } else { sc->tulip_probe_media = TULIP_MEDIA_AUI; } tulip_media_set(sc, sc->tulip_probe_media); sc->tulip_flags &= ~TULIP_TXPROBE_ACTIVE; tulip_timeout(sc); } static const tulip_boardsw_t tulip_21041_boardsw = { TULIP_21041_GENERIC, tulip_21041_media_probe, tulip_media_select, tulip_21041_media_poll }; static const tulip_phy_attr_t tulip_mii_phy_attrlist[] = { { 0x20005c00, 0, /* 08-00-17 */ { { 0x19, 0x0040, 0x0040 }, /* 10TX */ { 0x19, 0x0040, 0x0000 }, /* 100TX */ }, #if defined(TULIP_DEBUG) "NS DP83840", #endif }, { 0x0281F400, 0, /* 00-A0-7D */ { { 0x12, 0x0010, 0x0000 }, /* 10T */ { }, /* 100TX */ { 0x12, 0x0010, 0x0010 }, /* 100T4 */ { 0x12, 0x0008, 0x0008 }, /* FULL_DUPLEX */ }, #if defined(TULIP_DEBUG) "Seeq 80C240" #endif }, #if 0 { 0x0015F420, 0, /* 00-A0-7D */ { { 0x12, 0x0010, 0x0000 }, /* 10T */ { }, /* 100TX */ { 0x12, 0x0010, 0x0010 }, /* 100T4 */ { 0x12, 0x0008, 0x0008 }, /* FULL_DUPLEX */ }, #if defined(TULIP_DEBUG) "Broadcom BCM5000" #endif }, #endif { 0x0281F400, 0, /* 00-A0-BE */ { { 0x11, 0x8000, 0x0000 }, /* 10T */ { 0x11, 0x8000, 0x8000 }, /* 100TX */ { }, /* 100T4 */ { 0x11, 0x4000, 0x4000 }, /* FULL_DUPLEX */ }, #if defined(TULIP_DEBUG) "ICS 1890" #endif }, { 0 } }; static tulip_media_t tulip_mii_phy_readspecific( tulip_softc_t * const sc) { const tulip_phy_attr_t *attr; u_int16_t data; u_int32_t id; unsigned idx = 0; static const tulip_media_t table[] = { TULIP_MEDIA_UNKNOWN, TULIP_MEDIA_10BASET, TULIP_MEDIA_100BASETX, TULIP_MEDIA_100BASET4, TULIP_MEDIA_UNKNOWN, TULIP_MEDIA_10BASET_FD, TULIP_MEDIA_100BASETX_FD, TULIP_MEDIA_UNKNOWN }; /* * Don't read phy specific registers if link is not up. */ data = tulip_mii_readreg(sc, sc->tulip_phyaddr, PHYREG_STATUS); if ((data & (PHYSTS_LINK_UP|PHYSTS_EXTENDED_REGS)) != (PHYSTS_LINK_UP|PHYSTS_EXTENDED_REGS)) return TULIP_MEDIA_UNKNOWN; id = (tulip_mii_readreg(sc, sc->tulip_phyaddr, PHYREG_IDLOW) << 16) | tulip_mii_readreg(sc, sc->tulip_phyaddr, PHYREG_IDHIGH); for (attr = tulip_mii_phy_attrlist;; attr++) { if (attr->attr_id == 0) return TULIP_MEDIA_UNKNOWN; if ((id & ~0x0F) == attr->attr_id) break; } if (attr->attr_modes[PHY_MODE_100TX].pm_regno) { const tulip_phy_modedata_t * const pm = &attr->attr_modes[PHY_MODE_100TX]; data = tulip_mii_readreg(sc, sc->tulip_phyaddr, pm->pm_regno); if ((data & pm->pm_mask) == pm->pm_value) idx = 2; } if (idx == 0 && attr->attr_modes[PHY_MODE_100T4].pm_regno) { const tulip_phy_modedata_t * const pm = &attr->attr_modes[PHY_MODE_100T4]; data = tulip_mii_readreg(sc, sc->tulip_phyaddr, pm->pm_regno); if ((data & pm->pm_mask) == pm->pm_value) idx = 3; } if (idx == 0 && attr->attr_modes[PHY_MODE_10T].pm_regno) { const tulip_phy_modedata_t * const pm = &attr->attr_modes[PHY_MODE_10T]; data = tulip_mii_readreg(sc, sc->tulip_phyaddr, pm->pm_regno); if ((data & pm->pm_mask) == pm->pm_value) idx = 1; } if (idx != 0 && attr->attr_modes[PHY_MODE_FULLDUPLEX].pm_regno) { const tulip_phy_modedata_t * const pm = &attr->attr_modes[PHY_MODE_FULLDUPLEX]; data = tulip_mii_readreg(sc, sc->tulip_phyaddr, pm->pm_regno); idx += ((data & pm->pm_mask) == pm->pm_value ? 4 : 0); } return table[idx]; } static unsigned tulip_mii_get_phyaddr( tulip_softc_t * const sc, unsigned offset) { unsigned phyaddr; for (phyaddr = 1; phyaddr < 32; phyaddr++) { unsigned status = tulip_mii_readreg(sc, phyaddr, PHYREG_STATUS); if (status == 0 || status == 0xFFFF || status < PHYSTS_10BASET) continue; if (offset == 0) return phyaddr; offset--; } if (offset == 0) { unsigned status = tulip_mii_readreg(sc, 0, PHYREG_STATUS); if (status == 0 || status == 0xFFFF || status < PHYSTS_10BASET) return TULIP_MII_NOPHY; return 0; } return TULIP_MII_NOPHY; } static int tulip_mii_map_abilities( tulip_softc_t * const sc, unsigned abilities) { sc->tulip_abilities = abilities; if (abilities & PHYSTS_100BASETX_FD) { sc->tulip_probe_media = TULIP_MEDIA_100BASETX_FD; } else if (abilities & PHYSTS_100BASET4) { sc->tulip_probe_media = TULIP_MEDIA_100BASET4; } else if (abilities & PHYSTS_100BASETX) { sc->tulip_probe_media = TULIP_MEDIA_100BASETX; } else if (abilities & PHYSTS_10BASET_FD) { sc->tulip_probe_media = TULIP_MEDIA_10BASET_FD; } else if (abilities & PHYSTS_10BASET) { sc->tulip_probe_media = TULIP_MEDIA_10BASET; } else { sc->tulip_probe_state = TULIP_PROBE_MEDIATEST; return 0; } sc->tulip_probe_state = TULIP_PROBE_INACTIVE; return 1; } static void tulip_mii_autonegotiate( tulip_softc_t * const sc, const unsigned phyaddr) { switch (sc->tulip_probe_state) { case TULIP_PROBE_MEDIATEST: case TULIP_PROBE_INACTIVE: { sc->tulip_flags |= TULIP_DIDNWAY; tulip_mii_writereg(sc, phyaddr, PHYREG_CONTROL, PHYCTL_RESET); sc->tulip_probe_timeout = 3000; sc->tulip_intrmask |= TULIP_STS_ABNRMLINTR|TULIP_STS_NORMALINTR; sc->tulip_probe_state = TULIP_PROBE_PHYRESET; /* FALL THROUGH */ } case TULIP_PROBE_PHYRESET: { u_int32_t status; u_int32_t data = tulip_mii_readreg(sc, phyaddr, PHYREG_CONTROL); if (data & PHYCTL_RESET) { if (sc->tulip_probe_timeout > 0) { tulip_timeout(sc); return; } printf(TULIP_PRINTF_FMT "(phy%d): error: reset of PHY never completed!\n", TULIP_PRINTF_ARGS, phyaddr); sc->tulip_flags &= ~TULIP_TXPROBE_ACTIVE; sc->tulip_probe_state = TULIP_PROBE_FAILED; sc->tulip_if.if_flags &= ~(IFF_UP|IFF_RUNNING); return; } status = tulip_mii_readreg(sc, phyaddr, PHYREG_STATUS); if ((status & PHYSTS_CAN_AUTONEG) == 0) { #if defined(TULIP_DEBUG) loudprintf(TULIP_PRINTF_FMT "(phy%d): autonegotiation disabled\n", TULIP_PRINTF_ARGS, phyaddr); #endif sc->tulip_flags &= ~TULIP_DIDNWAY; sc->tulip_probe_state = TULIP_PROBE_MEDIATEST; return; } if (tulip_mii_readreg(sc, phyaddr, PHYREG_AUTONEG_ADVERTISEMENT) != ((status >> 6) | 0x01)) tulip_mii_writereg(sc, phyaddr, PHYREG_AUTONEG_ADVERTISEMENT, (status >> 6) | 0x01); tulip_mii_writereg(sc, phyaddr, PHYREG_CONTROL, data|PHYCTL_AUTONEG_RESTART|PHYCTL_AUTONEG_ENABLE); data = tulip_mii_readreg(sc, phyaddr, PHYREG_CONTROL); #if defined(TULIP_DEBUG) if ((data & PHYCTL_AUTONEG_ENABLE) == 0) loudprintf(TULIP_PRINTF_FMT "(phy%d): oops: enable autonegotiation failed: 0x%04x\n", TULIP_PRINTF_ARGS, phyaddr, data); else loudprintf(TULIP_PRINTF_FMT "(phy%d): autonegotiation restarted: 0x%04x\n", TULIP_PRINTF_ARGS, phyaddr, data); sc->tulip_dbg.dbg_nway_starts++; #endif sc->tulip_probe_state = TULIP_PROBE_PHYAUTONEG; sc->tulip_probe_timeout = 3000; /* FALL THROUGH */ } case TULIP_PROBE_PHYAUTONEG: { u_int32_t status = tulip_mii_readreg(sc, phyaddr, PHYREG_STATUS); u_int32_t data; if ((status & PHYSTS_AUTONEG_DONE) == 0) { if (sc->tulip_probe_timeout > 0) { tulip_timeout(sc); return; } #if defined(TULIP_DEBUG) loudprintf(TULIP_PRINTF_FMT "(phy%d): autonegotiation timeout: sts=0x%04x, ctl=0x%04x\n", TULIP_PRINTF_ARGS, phyaddr, status, tulip_mii_readreg(sc, phyaddr, PHYREG_CONTROL)); #endif sc->tulip_flags &= ~TULIP_DIDNWAY; sc->tulip_probe_state = TULIP_PROBE_MEDIATEST; return; } data = tulip_mii_readreg(sc, phyaddr, PHYREG_AUTONEG_ABILITIES); #if defined(TULIP_DEBUG) loudprintf(TULIP_PRINTF_FMT "(phy%d): autonegotiation complete: 0x%04x\n", TULIP_PRINTF_ARGS, phyaddr, data); #endif data = (data << 6) & status; if (!tulip_mii_map_abilities(sc, data)) sc->tulip_flags &= ~TULIP_DIDNWAY; return; } default: { #if defined(DIAGNOSTIC) panic("tulip_media_poll: botch at line %d\n", __LINE__); #endif break; } } #if defined(TULIP_DEBUG) loudprintf(TULIP_PRINTF_FMT "(phy%d): autonegotiation failure: state = %d\n", TULIP_PRINTF_ARGS, phyaddr, sc->tulip_probe_state); sc->tulip_dbg.dbg_nway_failures++; #endif } static void tulip_2114x_media_preset( tulip_softc_t * const sc) { const tulip_media_info_t *mi = NULL; tulip_media_t media = sc->tulip_media; if (sc->tulip_probe_state == TULIP_PROBE_INACTIVE) media = sc->tulip_media; else media = sc->tulip_probe_media; sc->tulip_cmdmode &= ~TULIP_CMD_PORTSELECT; sc->tulip_flags &= ~TULIP_SQETEST; if (media != TULIP_MEDIA_UNKNOWN) { #if defined(TULIP_DEBUG) if (media < TULIP_MEDIA_MAX && sc->tulip_mediums[media] != NULL) { #endif mi = sc->tulip_mediums[media]; if (mi->mi_type == TULIP_MEDIAINFO_MII) { sc->tulip_cmdmode |= TULIP_CMD_PORTSELECT; } else if (mi->mi_type == TULIP_MEDIAINFO_GPR || mi->mi_type == TULIP_MEDIAINFO_SYM) { sc->tulip_cmdmode &= ~TULIP_GPR_CMDBITS; sc->tulip_cmdmode |= mi->mi_cmdmode; } else if (mi->mi_type == TULIP_MEDIAINFO_SIA) { TULIP_CSR_WRITE(sc, csr_sia_connectivity, TULIP_SIACONN_RESET); } #if defined(TULIP_DEBUG) } else { printf(TULIP_PRINTF_FMT ": preset: bad media %d!\n", TULIP_PRINTF_ARGS, media); } #endif } switch (media) { case TULIP_MEDIA_BNC: case TULIP_MEDIA_AUI: case TULIP_MEDIA_10BASET: { sc->tulip_cmdmode &= ~TULIP_CMD_FULLDUPLEX; sc->tulip_cmdmode |= TULIP_CMD_TXTHRSHLDCTL; sc->tulip_if.if_baudrate = 10000000; sc->tulip_flags |= TULIP_SQETEST; break; } case TULIP_MEDIA_10BASET_FD: { sc->tulip_cmdmode |= TULIP_CMD_FULLDUPLEX|TULIP_CMD_TXTHRSHLDCTL; sc->tulip_if.if_baudrate = 10000000; break; } case TULIP_MEDIA_100BASEFX: case TULIP_MEDIA_100BASET4: case TULIP_MEDIA_100BASETX: { sc->tulip_cmdmode &= ~(TULIP_CMD_FULLDUPLEX|TULIP_CMD_TXTHRSHLDCTL); sc->tulip_cmdmode |= TULIP_CMD_PORTSELECT; sc->tulip_if.if_baudrate = 100000000; break; } case TULIP_MEDIA_100BASEFX_FD: case TULIP_MEDIA_100BASETX_FD: { sc->tulip_cmdmode |= TULIP_CMD_FULLDUPLEX|TULIP_CMD_PORTSELECT; sc->tulip_cmdmode &= ~TULIP_CMD_TXTHRSHLDCTL; sc->tulip_if.if_baudrate = 100000000; break; } default: { break; } } TULIP_CSR_WRITE(sc, csr_command, sc->tulip_cmdmode); } /* ******************************************************************** * Start of 21140/21140A support which does not use the MII interface */ static void tulip_null_media_poll( tulip_softc_t * const sc, tulip_mediapoll_event_t event) { #if defined(TULIP_DEBUG) sc->tulip_dbg.dbg_events[event]++; #endif #if defined(DIAGNOSTIC) printf(TULIP_PRINTF_FMT ": botch(media_poll) at line %d\n", TULIP_PRINTF_ARGS, __LINE__); #endif } __inline__ static void tulip_21140_mediainit( tulip_softc_t * const sc, tulip_media_info_t * const mip, tulip_media_t const media, unsigned gpdata, unsigned cmdmode) { sc->tulip_mediums[media] = mip; mip->mi_type = TULIP_MEDIAINFO_GPR; mip->mi_cmdmode = cmdmode; mip->mi_gpdata = gpdata; } static void tulip_21140_evalboard_media_probe( tulip_softc_t * const sc) { tulip_media_info_t *mip = sc->tulip_mediainfo; sc->tulip_gpinit = TULIP_GP_EB_PINS; sc->tulip_gpdata = TULIP_GP_EB_INIT; TULIP_CSR_WRITE(sc, csr_gp, TULIP_GP_EB_PINS); TULIP_CSR_WRITE(sc, csr_gp, TULIP_GP_EB_INIT); TULIP_CSR_WRITE(sc, csr_command, TULIP_CSR_READ(sc, csr_command) | TULIP_CMD_PORTSELECT | TULIP_CMD_PCSFUNCTION | TULIP_CMD_SCRAMBLER | TULIP_CMD_MUSTBEONE); TULIP_CSR_WRITE(sc, csr_command, TULIP_CSR_READ(sc, csr_command) & ~TULIP_CMD_TXTHRSHLDCTL); DELAY(1000000); if ((TULIP_CSR_READ(sc, csr_gp) & TULIP_GP_EB_OK100) != 0) { sc->tulip_media = TULIP_MEDIA_10BASET; } else { sc->tulip_media = TULIP_MEDIA_100BASETX; } tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_10BASET, TULIP_GP_EB_INIT, TULIP_CMD_TXTHRSHLDCTL); tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_10BASET_FD, TULIP_GP_EB_INIT, TULIP_CMD_TXTHRSHLDCTL|TULIP_CMD_FULLDUPLEX); tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_100BASETX, TULIP_GP_EB_INIT, TULIP_CMD_PORTSELECT|TULIP_CMD_PCSFUNCTION |TULIP_CMD_SCRAMBLER); tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_100BASETX_FD, TULIP_GP_EB_INIT, TULIP_CMD_PORTSELECT|TULIP_CMD_PCSFUNCTION |TULIP_CMD_SCRAMBLER|TULIP_CMD_FULLDUPLEX); } static const tulip_boardsw_t tulip_21140_eb_boardsw = { TULIP_21140_DEC_EB, tulip_21140_evalboard_media_probe, tulip_media_select, tulip_null_media_poll, tulip_2114x_media_preset, }; static void tulip_21140_smc9332_media_probe( tulip_softc_t * const sc) { tulip_media_info_t *mip = sc->tulip_mediainfo; int idx, cnt = 0; TULIP_CSR_WRITE(sc, csr_command, TULIP_CMD_PORTSELECT|TULIP_CMD_MUSTBEONE); TULIP_CSR_WRITE(sc, csr_busmode, TULIP_BUSMODE_SWRESET); DELAY(10); /* Wait 10 microseconds (actually 50 PCI cycles but at 33MHz that comes to two microseconds but wait a bit longer anyways) */ TULIP_CSR_WRITE(sc, csr_command, TULIP_CMD_PORTSELECT | TULIP_CMD_PCSFUNCTION | TULIP_CMD_SCRAMBLER | TULIP_CMD_MUSTBEONE); sc->tulip_gpinit = TULIP_GP_SMC_9332_PINS; sc->tulip_gpdata = TULIP_GP_SMC_9332_INIT; TULIP_CSR_WRITE(sc, csr_gp, TULIP_GP_SMC_9332_PINS|TULIP_GP_PINSET); TULIP_CSR_WRITE(sc, csr_gp, TULIP_GP_SMC_9332_INIT); DELAY(200000); for (idx = 1000; idx > 0; idx--) { u_int32_t csr = TULIP_CSR_READ(sc, csr_gp); if ((csr & (TULIP_GP_SMC_9332_OK10|TULIP_GP_SMC_9332_OK100)) == (TULIP_GP_SMC_9332_OK10|TULIP_GP_SMC_9332_OK100)) { if (++cnt > 100) break; } else if ((csr & TULIP_GP_SMC_9332_OK10) == 0) { break; } else { cnt = 0; } DELAY(1000); } sc->tulip_media = cnt > 100 ? TULIP_MEDIA_100BASETX : TULIP_MEDIA_10BASET; tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_100BASETX, TULIP_GP_SMC_9332_INIT, TULIP_CMD_PORTSELECT|TULIP_CMD_PCSFUNCTION |TULIP_CMD_SCRAMBLER); tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_100BASETX_FD, TULIP_GP_SMC_9332_INIT, TULIP_CMD_PORTSELECT|TULIP_CMD_PCSFUNCTION |TULIP_CMD_SCRAMBLER|TULIP_CMD_FULLDUPLEX); tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_10BASET, TULIP_GP_SMC_9332_INIT, TULIP_CMD_TXTHRSHLDCTL); tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_10BASET_FD, TULIP_GP_SMC_9332_INIT, TULIP_CMD_TXTHRSHLDCTL|TULIP_CMD_FULLDUPLEX); } static const tulip_boardsw_t tulip_21140_smc9332_boardsw = { TULIP_21140_SMC_9332, tulip_21140_smc9332_media_probe, tulip_media_select, tulip_null_media_poll, tulip_2114x_media_preset, }; static void tulip_21140_cogent_em100_media_probe( tulip_softc_t * const sc) { tulip_media_info_t *mip = sc->tulip_mediainfo; + u_int32_t cmdmode = TULIP_CSR_READ(sc, csr_command); sc->tulip_gpinit = TULIP_GP_EM100_PINS; sc->tulip_gpdata = TULIP_GP_EM100_INIT; TULIP_CSR_WRITE(sc, csr_gp, TULIP_GP_EM100_PINS); TULIP_CSR_WRITE(sc, csr_gp, TULIP_GP_EM100_INIT); - TULIP_CSR_WRITE(sc, csr_command, - TULIP_CSR_READ(sc, csr_command) | TULIP_CMD_PORTSELECT | - TULIP_CMD_PCSFUNCTION | TULIP_CMD_SCRAMBLER | TULIP_CMD_MUSTBEONE); - TULIP_CSR_WRITE(sc, csr_command, - TULIP_CSR_READ(sc, csr_command) & ~TULIP_CMD_TXTHRSHLDCTL); - sc->tulip_media = TULIP_MEDIA_100BASETX; - tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_100BASETX, + cmdmode = TULIP_CMD_PORTSELECT|TULIP_CMD_PCSFUNCTION|TULIP_CMD_MUSTBEONE; + cmdmode &= ~(TULIP_CMD_TXTHRSHLDCTL|TULIP_CMD_SCRAMBLER); + if (sc->tulip_rombuf[32] == TULIP_COGENT_EM100FX_ID) { + TULIP_CSR_WRITE(sc, csr_command, cmdmode); + sc->tulip_media = TULIP_MEDIA_100BASEFX; + + tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_100BASEFX, + TULIP_GP_EM100_INIT, + TULIP_CMD_PORTSELECT|TULIP_CMD_PCSFUNCTION); + tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_100BASEFX_FD, + TULIP_GP_EM100_INIT, + TULIP_CMD_PORTSELECT|TULIP_CMD_PCSFUNCTION + |TULIP_CMD_FULLDUPLEX); + } else { + TULIP_CSR_WRITE(sc, csr_command, cmdmode|TULIP_CMD_SCRAMBLER); + sc->tulip_media = TULIP_MEDIA_100BASETX; + tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_100BASETX, TULIP_GP_EM100_INIT, TULIP_CMD_PORTSELECT|TULIP_CMD_PCSFUNCTION |TULIP_CMD_SCRAMBLER); - tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_100BASETX_FD, + tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_100BASETX_FD, TULIP_GP_EM100_INIT, TULIP_CMD_PORTSELECT|TULIP_CMD_PCSFUNCTION |TULIP_CMD_SCRAMBLER|TULIP_CMD_FULLDUPLEX); + } } static const tulip_boardsw_t tulip_21140_cogent_em100_boardsw = { TULIP_21140_COGENT_EM100, tulip_21140_cogent_em100_media_probe, tulip_media_select, tulip_null_media_poll, tulip_2114x_media_preset }; static void tulip_21140_znyx_zx34x_media_probe( tulip_softc_t * const sc) { tulip_media_info_t *mip = sc->tulip_mediainfo; int cnt10 = 0, cnt100 = 0, idx; sc->tulip_gpinit = TULIP_GP_ZX34X_PINS; sc->tulip_gpdata = TULIP_GP_ZX34X_INIT; TULIP_CSR_WRITE(sc, csr_gp, TULIP_GP_ZX34X_PINS); TULIP_CSR_WRITE(sc, csr_gp, TULIP_GP_ZX34X_INIT); TULIP_CSR_WRITE(sc, csr_command, TULIP_CSR_READ(sc, csr_command) | TULIP_CMD_PORTSELECT | TULIP_CMD_PCSFUNCTION | TULIP_CMD_SCRAMBLER | TULIP_CMD_MUSTBEONE); TULIP_CSR_WRITE(sc, csr_command, TULIP_CSR_READ(sc, csr_command) & ~TULIP_CMD_TXTHRSHLDCTL); DELAY(200000); for (idx = 1000; idx > 0; idx--) { u_int32_t csr = TULIP_CSR_READ(sc, csr_gp); if ((csr & (TULIP_GP_ZX34X_LNKFAIL|TULIP_GP_ZX34X_SYMDET|TULIP_GP_ZX34X_SIGDET)) == (TULIP_GP_ZX34X_LNKFAIL|TULIP_GP_ZX34X_SYMDET|TULIP_GP_ZX34X_SIGDET)) { if (++cnt100 > 100) break; } else if ((csr & TULIP_GP_ZX34X_LNKFAIL) == 0) { if (++cnt10 > 100) break; } else { cnt10 = 0; cnt100 = 0; } DELAY(1000); } sc->tulip_media = cnt100 > 100 ? TULIP_MEDIA_100BASETX : TULIP_MEDIA_10BASET; tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_10BASET, TULIP_GP_ZX34X_INIT, TULIP_CMD_TXTHRSHLDCTL); tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_10BASET_FD, TULIP_GP_ZX34X_INIT, TULIP_CMD_TXTHRSHLDCTL|TULIP_CMD_FULLDUPLEX); tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_100BASETX, TULIP_GP_ZX34X_INIT, TULIP_CMD_PORTSELECT|TULIP_CMD_PCSFUNCTION |TULIP_CMD_SCRAMBLER); tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_100BASETX_FD, TULIP_GP_ZX34X_INIT, TULIP_CMD_PORTSELECT|TULIP_CMD_PCSFUNCTION |TULIP_CMD_SCRAMBLER|TULIP_CMD_FULLDUPLEX); } static const tulip_boardsw_t tulip_21140_znyx_zx34x_boardsw = { TULIP_21140_ZNYX_ZX34X, tulip_21140_znyx_zx34x_media_probe, tulip_media_select, tulip_null_media_poll, tulip_2114x_media_preset, }; static void tulip_2114x_media_probe( tulip_softc_t * const sc) { - sc->tulip_cmdmode |= TULIP_CMD_STOREFWD|TULIP_CMD_MUSTBEONE - |TULIP_CMD_BACKOFFCTR; + sc->tulip_cmdmode |= TULIP_CMD_MUSTBEONE + |TULIP_CMD_BACKOFFCTR|TULIP_CMD_THRSHLD72; } static const tulip_boardsw_t tulip_2114x_isv_boardsw = { TULIP_21140_ISV, tulip_2114x_media_probe, tulip_media_select, tulip_media_poll, tulip_2114x_media_preset, }; /* * ******** END of chip-specific handlers. *********** */ /* * Code the read the SROM and MII bit streams (I2C) */ static void tulip_delay_300ns( tulip_softc_t * const sc) { int idx; for (idx = (300 / 33) + 1; idx > 0; idx--) (void) TULIP_CSR_READ(sc, csr_busmode); } #define EMIT do { TULIP_CSR_WRITE(sc, csr_srom_mii, csr); tulip_delay_300ns(sc); } while (0) static void tulip_srom_idle( tulip_softc_t * const sc) { unsigned bit, csr; csr = SROMSEL ; EMIT; csr = SROMSEL | SROMRD; EMIT; csr ^= SROMCS; EMIT; csr ^= SROMCLKON; EMIT; /* * Write 25 cycles of 0 which will force the SROM to be idle. */ for (bit = 3 + SROM_BITWIDTH + 16; bit > 0; bit--) { csr ^= SROMCLKOFF; EMIT; /* clock low; data not valid */ csr ^= SROMCLKON; EMIT; /* clock high; data valid */ } csr ^= SROMCLKOFF; EMIT; csr ^= SROMCS; EMIT; csr = 0; EMIT; } static void tulip_srom_read( tulip_softc_t * const sc) { - int idx; + unsigned idx; const unsigned bitwidth = SROM_BITWIDTH; const unsigned cmdmask = (SROMCMD_RD << bitwidth); const unsigned msb = 1 << (bitwidth + 3 - 1); unsigned lastidx = (1 << bitwidth) - 1; tulip_srom_idle(sc); for (idx = 0; idx <= lastidx; idx++) { unsigned lastbit, data, bits, bit, csr; csr = SROMSEL ; EMIT; csr = SROMSEL | SROMRD; EMIT; csr ^= SROMCSON; EMIT; csr ^= SROMCLKON; EMIT; lastbit = 0; for (bits = idx|cmdmask, bit = bitwidth + 3; bit > 0; bit--, bits <<= 1) { const unsigned thisbit = bits & msb; csr ^= SROMCLKOFF; EMIT; /* clock low; data not valid */ if (thisbit != lastbit) { csr ^= SROMDOUT; EMIT; /* clock low; invert data */ } else { EMIT; } csr ^= SROMCLKON; EMIT; /* clock high; data valid */ lastbit = thisbit; } csr ^= SROMCLKOFF; EMIT; for (data = 0, bits = 0; bits < 16; bits++) { data <<= 1; csr ^= SROMCLKON; EMIT; /* clock high; data valid */ data |= TULIP_CSR_READ(sc, csr_srom_mii) & SROMDIN ? 1 : 0; csr ^= SROMCLKOFF; EMIT; /* clock low; data not valid */ } sc->tulip_rombuf[idx*2] = data & 0xFF; sc->tulip_rombuf[idx*2+1] = data >> 8; csr = SROMSEL | SROMRD; EMIT; csr = 0; EMIT; } tulip_srom_idle(sc); } #define MII_EMIT do { TULIP_CSR_WRITE(sc, csr_srom_mii, csr); tulip_delay_300ns(sc); } while (0) static void tulip_mii_writebits( tulip_softc_t * const sc, unsigned data, unsigned bits) { unsigned msb = 1 << (bits - 1); unsigned csr = TULIP_CSR_READ(sc, csr_srom_mii) & (MII_RD|MII_DOUT|MII_CLK); unsigned lastbit = (csr & MII_DOUT) ? msb : 0; csr |= MII_WR; MII_EMIT; /* clock low; assert write */ for (; bits > 0; bits--, data <<= 1) { const unsigned thisbit = data & msb; if (thisbit != lastbit) { csr ^= MII_DOUT; MII_EMIT; /* clock low; invert data */ } csr ^= MII_CLKON; MII_EMIT; /* clock high; data valid */ lastbit = thisbit; csr ^= MII_CLKOFF; MII_EMIT; /* clock low; data not valid */ } } static void tulip_mii_turnaround( tulip_softc_t * const sc, unsigned cmd) { unsigned csr = TULIP_CSR_READ(sc, csr_srom_mii) & (MII_RD|MII_DOUT|MII_CLK); if (cmd == MII_WRCMD) { csr |= MII_DOUT; MII_EMIT; /* clock low; change data */ csr ^= MII_CLKON; MII_EMIT; /* clock high; data valid */ csr ^= MII_CLKOFF; MII_EMIT; /* clock low; data not valid */ csr ^= MII_DOUT; MII_EMIT; /* clock low; change data */ } else { csr |= MII_RD; MII_EMIT; /* clock low; switch to read */ } csr ^= MII_CLKON; MII_EMIT; /* clock high; data valid */ csr ^= MII_CLKOFF; MII_EMIT; /* clock low; data not valid */ } static unsigned tulip_mii_readbits( tulip_softc_t * const sc) { unsigned data; unsigned csr = TULIP_CSR_READ(sc, csr_srom_mii) & (MII_RD|MII_DOUT|MII_CLK); int idx; for (idx = 0, data = 0; idx < 16; idx++) { data <<= 1; /* this is NOOP on the first pass through */ csr ^= MII_CLKON; MII_EMIT; /* clock high; data valid */ if (TULIP_CSR_READ(sc, csr_srom_mii) & MII_DIN) data |= 1; csr ^= MII_CLKOFF; MII_EMIT; /* clock low; data not valid */ } csr ^= MII_RD; MII_EMIT; /* clock low; turn off read */ return data; } static unsigned tulip_mii_readreg( tulip_softc_t * const sc, unsigned devaddr, unsigned regno) { unsigned csr = TULIP_CSR_READ(sc, csr_srom_mii) & (MII_RD|MII_DOUT|MII_CLK); unsigned data; csr &= ~(MII_RD|MII_CLK); MII_EMIT; tulip_mii_writebits(sc, MII_PREAMBLE, 32); tulip_mii_writebits(sc, MII_RDCMD, 8); tulip_mii_writebits(sc, devaddr, 5); tulip_mii_writebits(sc, regno, 5); tulip_mii_turnaround(sc, MII_RDCMD); data = tulip_mii_readbits(sc); #if defined(TULIP_DEBUG) sc->tulip_dbg.dbg_phyregs[regno][0] = data; sc->tulip_dbg.dbg_phyregs[regno][1]++; #endif return data; } static void tulip_mii_writereg( tulip_softc_t * const sc, unsigned devaddr, unsigned regno, unsigned data) { unsigned csr = TULIP_CSR_READ(sc, csr_srom_mii) & (MII_RD|MII_DOUT|MII_CLK); csr &= ~(MII_RD|MII_CLK); MII_EMIT; tulip_mii_writebits(sc, MII_PREAMBLE, 32); tulip_mii_writebits(sc, MII_WRCMD, 8); tulip_mii_writebits(sc, devaddr, 5); tulip_mii_writebits(sc, regno, 5); tulip_mii_turnaround(sc, MII_WRCMD); tulip_mii_writebits(sc, data, 16); #if defined(TULIP_DEBUG) sc->tulip_dbg.dbg_phyregs[regno][2] = data; sc->tulip_dbg.dbg_phyregs[regno][3]++; #endif } #define tulip_mchash(mca) (tulip_crc32(mca, 6) & 0x1FF) #define tulip_srom_crcok(databuf) ( \ - ((tulip_crc32(databuf, 126) & 0xFFFF) ^ 0xFFFF)== \ + ((tulip_crc32(databuf, 126) & 0xFFFFU) ^ 0xFFFFU) == \ ((databuf)[126] | ((databuf)[127] << 8))) static unsigned tulip_crc32( const unsigned char *databuf, size_t datalen) { u_int idx, bit, data, crc = 0xFFFFFFFFUL; for (idx = 0; idx < datalen; idx++) for (data = *databuf++, bit = 0; bit < 8; bit++, data >>= 1) crc = (crc >> 1) ^ (((crc ^ data) & 1) ? TULIP_CRC32_POLY : 0); return crc; } static void tulip_identify_dec_nic( tulip_softc_t * const sc) { strcpy(sc->tulip_boardid, "DEC "); #define D0 4 if (sc->tulip_chipid <= TULIP_DE425) return; if (bcmp(sc->tulip_rombuf + 29, "DE500", 5) == 0 || bcmp(sc->tulip_rombuf + 29, "DE450", 5) == 0) { bcopy(sc->tulip_rombuf + 29, &sc->tulip_boardid[D0], 8); sc->tulip_boardid[D0+8] = ' '; } #undef D0 } static void tulip_identify_znyx_nic( tulip_softc_t * const sc) { unsigned id = 0; strcpy(sc->tulip_boardid, "ZNYX ZX3XX "); if (sc->tulip_chipid == TULIP_21140 || sc->tulip_chipid == TULIP_21140A) { unsigned znyx_ptr; sc->tulip_boardid[8] = '4'; znyx_ptr = sc->tulip_rombuf[124] + 256 * sc->tulip_rombuf[125]; if (znyx_ptr < 26 || znyx_ptr > 116) { sc->tulip_boardsw = &tulip_21140_znyx_zx34x_boardsw; return; } /* ZX344 = 0010 .. 0013FF */ if (sc->tulip_rombuf[znyx_ptr] == 0x4A && sc->tulip_rombuf[znyx_ptr + 1] == 0x52 && sc->tulip_rombuf[znyx_ptr + 2] == 0x01) { id = sc->tulip_rombuf[znyx_ptr + 5] + 256 * sc->tulip_rombuf[znyx_ptr + 4]; if ((id >> 8) == (TULIP_ZNYX_ID_ZX342 >> 8)) { sc->tulip_boardid[9] = '2'; if (id == TULIP_ZNYX_ID_ZX342B) { sc->tulip_boardid[10] = 'B'; sc->tulip_boardid[11] = ' '; } sc->tulip_boardsw = &tulip_21140_znyx_zx34x_boardsw; } else if (id == TULIP_ZNYX_ID_ZX344) { sc->tulip_boardid[10] = '4'; sc->tulip_boardsw = &tulip_21140_znyx_zx34x_boardsw; } else if (id == TULIP_ZNYX_ID_ZX345) { sc->tulip_boardid[9] = (sc->tulip_rombuf[19] > 1) ? '8' : '5'; } else if (id == TULIP_ZNYX_ID_ZX346) { sc->tulip_boardid[9] = '6'; } else if (id == TULIP_ZNYX_ID_ZX351) { sc->tulip_boardid[8] = '5'; sc->tulip_boardid[9] = '1'; } } if (id == 0) { /* * Assume it's a ZX342... */ sc->tulip_boardsw = &tulip_21140_znyx_zx34x_boardsw; } return; } sc->tulip_boardid[8] = '1'; if (sc->tulip_chipid == TULIP_21041) { sc->tulip_boardid[10] = '1'; return; } if (sc->tulip_rombuf[32] == 0x4A && sc->tulip_rombuf[33] == 0x52) { id = sc->tulip_rombuf[37] + 256 * sc->tulip_rombuf[36]; if (id == TULIP_ZNYX_ID_ZX312T) { sc->tulip_boardid[9] = '2'; sc->tulip_boardid[10] = 'T'; sc->tulip_boardid[11] = ' '; sc->tulip_boardsw = &tulip_21040_10baset_only_boardsw; } else if (id == TULIP_ZNYX_ID_ZX314_INTA) { sc->tulip_boardid[9] = '4'; sc->tulip_boardsw = &tulip_21040_10baset_only_boardsw; sc->tulip_features |= TULIP_HAVE_SHAREDINTR|TULIP_HAVE_BASEROM; } else if (id == TULIP_ZNYX_ID_ZX314) { sc->tulip_boardid[9] = '4'; sc->tulip_boardsw = &tulip_21040_10baset_only_boardsw; sc->tulip_features |= TULIP_HAVE_BASEROM; } else if (id == TULIP_ZNYX_ID_ZX315_INTA) { sc->tulip_boardid[9] = '5'; sc->tulip_features |= TULIP_HAVE_SHAREDINTR|TULIP_HAVE_BASEROM; } else if (id == TULIP_ZNYX_ID_ZX315) { sc->tulip_boardid[9] = '5'; sc->tulip_features |= TULIP_HAVE_BASEROM; } else { id = 0; } } if (id == 0) { if ((sc->tulip_enaddr[3] & ~3) == 0xF0 && (sc->tulip_enaddr[5] & 3) == 0) { sc->tulip_boardid[9] = '4'; sc->tulip_boardsw = &tulip_21040_10baset_only_boardsw; sc->tulip_features |= TULIP_HAVE_SHAREDINTR|TULIP_HAVE_BASEROM; } else if ((sc->tulip_enaddr[3] & ~3) == 0xF4 && (sc->tulip_enaddr[5] & 1) == 0) { sc->tulip_boardid[9] = '5'; sc->tulip_boardsw = &tulip_21040_boardsw; sc->tulip_features |= TULIP_HAVE_SHAREDINTR|TULIP_HAVE_BASEROM; } else if ((sc->tulip_enaddr[3] & ~3) == 0xEC) { sc->tulip_boardid[9] = '2'; sc->tulip_boardsw = &tulip_21040_boardsw; } } } static void tulip_identify_smc_nic( tulip_softc_t * const sc) { u_int32_t id1, id2, ei; int auibnc = 0, utp = 0; char *cp; strcpy(sc->tulip_boardid, "SMC "); if (sc->tulip_chipid == TULIP_21041) return; if (sc->tulip_chipid != TULIP_21040) { if (sc->tulip_boardsw != &tulip_2114x_isv_boardsw) { strcpy(&sc->tulip_boardid[4], "9332DST "); sc->tulip_boardsw = &tulip_21140_smc9332_boardsw; } else if (sc->tulip_features & (TULIP_HAVE_BASEROM|TULIP_HAVE_SLAVEDROM)) { - strcpy(&sc->tulip_boardid[4], "9332BDT "); - } else { strcpy(&sc->tulip_boardid[4], "9334BDT "); + } else { + strcpy(&sc->tulip_boardid[4], "9332BDT "); } return; } id1 = sc->tulip_rombuf[0x60] | (sc->tulip_rombuf[0x61] << 8); id2 = sc->tulip_rombuf[0x62] | (sc->tulip_rombuf[0x63] << 8); ei = sc->tulip_rombuf[0x66] | (sc->tulip_rombuf[0x67] << 8); strcpy(&sc->tulip_boardid[4], "8432"); cp = &sc->tulip_boardid[8]; if ((id1 & 1) == 0) *cp++ = 'B', auibnc = 1; if ((id1 & 0xFF) > 0x32) *cp++ = 'T', utp = 1; if ((id1 & 0x4000) == 0) *cp++ = 'A', auibnc = 1; if (id2 == 0x15) { sc->tulip_boardid[7] = '4'; *cp++ = '-'; *cp++ = 'C'; *cp++ = 'H'; *cp++ = (ei ? '2' : '1'); } *cp++ = ' '; *cp = '\0'; if (utp && !auibnc) sc->tulip_boardsw = &tulip_21040_10baset_only_boardsw; else if (!utp && auibnc) sc->tulip_boardsw = &tulip_21040_auibnc_only_boardsw; } static void tulip_identify_cogent_nic( tulip_softc_t * const sc) { strcpy(sc->tulip_boardid, "Cogent "); if (sc->tulip_chipid == TULIP_21140 || sc->tulip_chipid == TULIP_21140A) { - if (sc->tulip_rombuf[32] == TULIP_COGENT_EM100_ID) + if (sc->tulip_rombuf[32] == TULIP_COGENT_EM100TX_ID) { + strcat(sc->tulip_boardid, "EM100FX "); sc->tulip_boardsw = &tulip_21140_cogent_em100_boardsw; + } else if (sc->tulip_rombuf[32] == TULIP_COGENT_EM100FX_ID) { + strcat(sc->tulip_boardid, "EM100FX "); + sc->tulip_boardsw = &tulip_21140_cogent_em100_boardsw; + } /* * Magic number (0x24001109U) is the SubVendor (0x2400) and * SubDevId (0x1109) for the ANA6944TX (EM440TX). */ if (*(u_int32_t *) sc->tulip_rombuf == 0x24001109U && (sc->tulip_features & TULIP_HAVE_BASEROM)) { /* * Cogent (Adaptec) is still mapping all INTs to INTA of * first 21140. Dumb! Dumb! */ + strcat(sc->tulip_boardid, "EM440TX "); sc->tulip_features |= TULIP_HAVE_SHAREDINTR; } } else if (sc->tulip_chipid == TULIP_21040) { sc->tulip_features |= TULIP_HAVE_SHAREDINTR|TULIP_HAVE_BASEROM; } } static void tulip_identify_asante_nic( tulip_softc_t * const sc) { strcpy(sc->tulip_boardid, "Asante "); if ((sc->tulip_chipid == TULIP_21140 || sc->tulip_chipid == TULIP_21140A) && sc->tulip_boardsw != &tulip_2114x_isv_boardsw) { tulip_media_info_t *mi = sc->tulip_mediainfo; int idx; /* * The Asante Fast Ethernet doesn't always ship with a valid * new format SROM. So if isn't in the new format, we cheat * set it up as if we had. */ sc->tulip_gpinit = TULIP_GP_ASANTE_PINS; sc->tulip_gpdata = 0; TULIP_CSR_WRITE(sc, csr_gp, TULIP_GP_ASANTE_PINS|TULIP_GP_PINSET); TULIP_CSR_WRITE(sc, csr_gp, TULIP_GP_ASANTE_PHYRESET); DELAY(100); TULIP_CSR_WRITE(sc, csr_gp, 0); mi->mi_type = TULIP_MEDIAINFO_MII; mi->mi_gpr_length = 0; mi->mi_gpr_offset = 0; mi->mi_reset_length = 0; mi->mi_reset_offset = 0;; mi->mi_phyaddr = TULIP_MII_NOPHY; for (idx = 20; idx > 0 && mi->mi_phyaddr == TULIP_MII_NOPHY; idx--) { DELAY(10000); mi->mi_phyaddr = tulip_mii_get_phyaddr(sc, 0); } if (mi->mi_phyaddr == TULIP_MII_NOPHY) { printf(TULIP_PRINTF_FMT ": can't find phy 0\n", TULIP_PRINTF_ARGS); return; } sc->tulip_features |= TULIP_HAVE_MII; mi->mi_capabilities = PHYSTS_10BASET|PHYSTS_10BASET_FD|PHYSTS_100BASETX|PHYSTS_100BASETX_FD; mi->mi_advertisement = PHYSTS_10BASET|PHYSTS_10BASET_FD|PHYSTS_100BASETX|PHYSTS_100BASETX_FD; mi->mi_full_duplex = PHYSTS_10BASET_FD|PHYSTS_100BASETX_FD; mi->mi_tx_threshold = PHYSTS_10BASET|PHYSTS_10BASET_FD; TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 100BASETX_FD); TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 100BASETX); TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 100BASET4); TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 10BASET_FD); TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 10BASET); mi->mi_phyid = (tulip_mii_readreg(sc, mi->mi_phyaddr, PHYREG_IDLOW) << 16) | tulip_mii_readreg(sc, mi->mi_phyaddr, PHYREG_IDHIGH); sc->tulip_boardsw = &tulip_2114x_isv_boardsw; } } static int tulip_srom_decode( tulip_softc_t * const sc) { - int idx1, idx2, idx3; + unsigned idx1, idx2, idx3; const tulip_srom_header_t *shp = (tulip_srom_header_t *) &sc->tulip_rombuf[0]; const tulip_srom_adapter_info_t *saip = (tulip_srom_adapter_info_t *) (shp + 1); tulip_srom_media_t srom_media; tulip_media_info_t *mi = sc->tulip_mediainfo; const u_int8_t *dp; u_int32_t leaf_offset, blocks, data; for (idx1 = 0; idx1 < shp->sh_adapter_count; idx1++, saip++) { if (shp->sh_adapter_count == 1) break; if (saip->sai_device == sc->tulip_pci_devno) break; } /* * Didn't find the right media block for this card. */ if (idx1 == shp->sh_adapter_count) return 0; /* * Save the hardware address. */ bcopy((caddr_t) shp->sh_ieee802_address, (caddr_t) sc->tulip_enaddr, 6); /* * If this is a multiple port card, add the adapter index to the last * byte of the hardware address. (if it isn't multiport, adding 0 * won't hurt. */ sc->tulip_enaddr[5] += idx1; leaf_offset = saip->sai_leaf_offset_lowbyte + saip->sai_leaf_offset_highbyte * 256; dp = sc->tulip_rombuf + leaf_offset; sc->tulip_conntype = (tulip_srom_connection_t) (dp[0] + dp[1] * 256); dp += 2; for (idx2 = 0;; idx2++) { if (tulip_srom_conninfo[idx2].sc_type == sc->tulip_conntype || tulip_srom_conninfo[idx2].sc_type == TULIP_SROM_CONNTYPE_NOT_USED) break; } sc->tulip_connidx = idx2; if (sc->tulip_chipid == TULIP_21041) { blocks = *dp++; for (idx2 = 0; idx2 < blocks; idx2++) { tulip_media_t media; data = *dp++; srom_media = (tulip_srom_media_t) (data & 0x3F); for (idx3 = 0; tulip_srom_mediums[idx3].sm_type != TULIP_MEDIA_UNKNOWN; idx3++) { if (tulip_srom_mediums[idx3].sm_srom_type == srom_media) break; } media = tulip_srom_mediums[idx3].sm_type; if (media != TULIP_MEDIA_UNKNOWN) { if (data & TULIP_SROM_21041_EXTENDED) { mi->mi_type = TULIP_MEDIAINFO_SIA; sc->tulip_mediums[media] = mi; mi->mi_sia_connectivity = dp[0] + dp[1] * 256; mi->mi_sia_tx_rx = dp[2] + dp[3] * 256; mi->mi_sia_general = dp[4] + dp[5] * 256; mi++; } else { switch (media) { case TULIP_MEDIA_BNC: { TULIP_MEDIAINFO_SIA_INIT(sc, mi, 21041, BNC); mi++; break; } case TULIP_MEDIA_AUI: { TULIP_MEDIAINFO_SIA_INIT(sc, mi, 21041, AUI); mi++; break; } case TULIP_MEDIA_10BASET: { TULIP_MEDIAINFO_SIA_INIT(sc, mi, 21041, 10BASET); mi++; break; } case TULIP_MEDIA_10BASET_FD: { TULIP_MEDIAINFO_SIA_INIT(sc, mi, 21041, 10BASET_FD); mi++; break; } default: { break; } } } } if (data & TULIP_SROM_21041_EXTENDED) dp += 6; } #ifdef notdef if (blocks == 0) { TULIP_MEDIAINFO_SIA_INIT(sc, mi, 21041, BNC); mi++; TULIP_MEDIAINFO_SIA_INIT(sc, mi, 21041, AUI); mi++; TULIP_MEDIAINFO_SIA_INIT(sc, mi, 21041, 10BASET); mi++; TULIP_MEDIAINFO_SIA_INIT(sc, mi, 21041, 10BASET_FD); mi++; } #endif } else { unsigned length, type; tulip_media_t gp_media = TULIP_MEDIA_UNKNOWN; if (sc->tulip_features & TULIP_HAVE_GPR) sc->tulip_gpinit = *dp++; blocks = *dp++; for (idx2 = 0; idx2 < blocks; idx2++) { const u_int8_t *ep; if ((*dp & 0x80) == 0) { length = 4; type = 0; } else { length = (*dp++ & 0x7f) - 1; type = *dp++ & 0x3f; } ep = dp + length; switch (type & 0x3f) { case 0: { /* 21140[A] GPR block */ tulip_media_t media; srom_media = (tulip_srom_media_t) dp[0]; for (idx3 = 0; tulip_srom_mediums[idx3].sm_type != TULIP_MEDIA_UNKNOWN; idx3++) { if (tulip_srom_mediums[idx3].sm_srom_type == srom_media) break; } media = tulip_srom_mediums[idx3].sm_type; if (media == TULIP_MEDIA_UNKNOWN) break; mi->mi_type = TULIP_MEDIAINFO_GPR; sc->tulip_mediums[media] = mi; mi->mi_gpdata = dp[1]; if (media > gp_media && !TULIP_IS_MEDIA_FD(media)) { sc->tulip_gpdata = mi->mi_gpdata; gp_media = media; } data = dp[2] + dp[3] * 256; mi->mi_cmdmode = TULIP_SROM_2114X_CMDBITS(data); if (data & TULIP_SROM_2114X_NOINDICATOR) { mi->mi_actmask = 0; } else { #if 0 mi->mi_default = (data & TULIP_SROM_2114X_DEFAULT) != 0; #endif mi->mi_actmask = TULIP_SROM_2114X_BITPOS(data); mi->mi_actdata = (data & TULIP_SROM_2114X_POLARITY) ? 0 : mi->mi_actmask; } mi++; break; } case 1: { /* 21140[A] MII block */ const unsigned phyno = *dp++; mi->mi_type = TULIP_MEDIAINFO_MII; mi->mi_gpr_length = *dp++; mi->mi_gpr_offset = dp - sc->tulip_rombuf; dp += mi->mi_gpr_length; mi->mi_reset_length = *dp++; mi->mi_reset_offset = dp - sc->tulip_rombuf; dp += mi->mi_reset_length; /* * Before we probe for a PHY, use the GPR information * to select it. If we don't, it may be inaccessible. */ TULIP_CSR_WRITE(sc, csr_gp, sc->tulip_gpinit|TULIP_GP_PINSET); for (idx3 = 0; idx3 < mi->mi_reset_length; idx3++) { DELAY(10); TULIP_CSR_WRITE(sc, csr_gp, sc->tulip_rombuf[mi->mi_reset_offset + idx3]); } sc->tulip_phyaddr = mi->mi_phyaddr; for (idx3 = 0; idx3 < mi->mi_gpr_length; idx3++) { DELAY(10); TULIP_CSR_WRITE(sc, csr_gp, sc->tulip_rombuf[mi->mi_gpr_offset + idx3]); } /* * At least write something! */ if (mi->mi_reset_length == 0 && mi->mi_gpr_length == 0) TULIP_CSR_WRITE(sc, csr_gp, 0); mi->mi_phyaddr = TULIP_MII_NOPHY; for (idx3 = 20; idx3 > 0 && mi->mi_phyaddr == TULIP_MII_NOPHY; idx3--) { DELAY(10000); mi->mi_phyaddr = tulip_mii_get_phyaddr(sc, phyno); } if (mi->mi_phyaddr == TULIP_MII_NOPHY) { printf(TULIP_PRINTF_FMT ": can't find phy %d\n", TULIP_PRINTF_ARGS, phyno); break; } sc->tulip_features |= TULIP_HAVE_MII; mi->mi_capabilities = dp[0] + dp[1] * 256; dp += 2; mi->mi_advertisement = dp[0] + dp[1] * 256; dp += 2; mi->mi_full_duplex = dp[0] + dp[1] * 256; dp += 2; mi->mi_tx_threshold = dp[0] + dp[1] * 256; dp += 2; TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 100BASETX_FD); TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 100BASETX); TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 100BASET4); TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 10BASET_FD); TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 10BASET); mi->mi_phyid = (tulip_mii_readreg(sc, mi->mi_phyaddr, PHYREG_IDLOW) << 16) | tulip_mii_readreg(sc, mi->mi_phyaddr, PHYREG_IDHIGH); mi++; break; } case 2: { /* 2114[23] SIA block */ tulip_media_t media; srom_media = (tulip_srom_media_t) dp[0]; for (idx3 = 0; tulip_srom_mediums[idx3].sm_type != TULIP_MEDIA_UNKNOWN; idx3++) { if (tulip_srom_mediums[idx3].sm_srom_type == srom_media) break; } media = tulip_srom_mediums[idx3].sm_type; if (media == TULIP_MEDIA_UNKNOWN) break; mi->mi_type = TULIP_MEDIAINFO_SIA; sc->tulip_mediums[media] = mi; if (type & 0x40) { mi->mi_sia_connectivity = dp[0] + dp[1] * 256; mi->mi_sia_tx_rx = dp[2] + dp[3] * 256; mi->mi_sia_general = dp[4] + dp[5] * 256; dp += 6; } else { switch (media) { case TULIP_MEDIA_BNC: { TULIP_MEDIAINFO_SIA_INIT(sc, mi, 21142, BNC); break; } case TULIP_MEDIA_AUI: { TULIP_MEDIAINFO_SIA_INIT(sc, mi, 21142, AUI); break; } case TULIP_MEDIA_10BASET: { TULIP_MEDIAINFO_SIA_INIT(sc, mi, 21142, 10BASET); break; } case TULIP_MEDIA_10BASET_FD: { TULIP_MEDIAINFO_SIA_INIT(sc, mi, 21142, 10BASET_FD); break; } default: { goto bad_media; } } } mi->mi_sia_gp_control = (dp[0] + dp[1] * 256) << 16; mi->mi_sia_gp_data = (dp[2] + dp[3] * 256) << 16; mi++; bad_media: break; } case 3: { /* 2114[23] MII PHY block */ const unsigned phyno = *dp++; const u_int8_t *dp0; mi->mi_type = TULIP_MEDIAINFO_MII; mi->mi_gpr_length = *dp++; mi->mi_gpr_offset = dp - sc->tulip_rombuf; dp += 2 * mi->mi_gpr_length; mi->mi_reset_length = *dp++; mi->mi_reset_offset = dp - sc->tulip_rombuf; dp += 2 * mi->mi_reset_length; dp0 = &sc->tulip_rombuf[mi->mi_reset_offset]; for (idx3 = 0; idx3 < mi->mi_reset_length; idx3++, dp0 += 2) { DELAY(10); TULIP_CSR_WRITE(sc, csr_sia_general, (dp0[0] + 256 * dp0[1]) << 16); } sc->tulip_phyaddr = mi->mi_phyaddr; dp0 = &sc->tulip_rombuf[mi->mi_gpr_offset]; for (idx3 = 0; idx3 < mi->mi_gpr_length; idx3++, dp0 += 2) { DELAY(10); TULIP_CSR_WRITE(sc, csr_sia_general, (dp0[0] + 256 * dp0[1]) << 16); } if (mi->mi_reset_length == 0 && mi->mi_gpr_length == 0) TULIP_CSR_WRITE(sc, csr_sia_general, 0); mi->mi_phyaddr = TULIP_MII_NOPHY; for (idx3 = 20; idx3 > 0 && mi->mi_phyaddr == TULIP_MII_NOPHY; idx3--) { DELAY(10000); mi->mi_phyaddr = tulip_mii_get_phyaddr(sc, phyno); } if (mi->mi_phyaddr == TULIP_MII_NOPHY) { printf(TULIP_PRINTF_FMT ": can't find phy %d\n", TULIP_PRINTF_ARGS, phyno); break; } sc->tulip_features |= TULIP_HAVE_MII; mi->mi_capabilities = dp[0] + dp[1] * 256; dp += 2; mi->mi_advertisement = dp[0] + dp[1] * 256; dp += 2; mi->mi_full_duplex = dp[0] + dp[1] * 256; dp += 2; mi->mi_tx_threshold = dp[0] + dp[1] * 256; dp += 2; mi->mi_mii_interrupt = dp[0] + dp[1] * 256; dp += 2; TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 100BASETX_FD); TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 100BASETX); TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 100BASET4); TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 10BASET_FD); TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 10BASET); mi->mi_phyid = (tulip_mii_readreg(sc, mi->mi_phyaddr, PHYREG_IDLOW) << 16) | tulip_mii_readreg(sc, mi->mi_phyaddr, PHYREG_IDHIGH); mi++; break; } case 4: { /* 21143 SYM block */ tulip_media_t media; srom_media = (tulip_srom_media_t) dp[0]; for (idx3 = 0; tulip_srom_mediums[idx3].sm_type != TULIP_MEDIA_UNKNOWN; idx3++) { if (tulip_srom_mediums[idx3].sm_srom_type == srom_media) break; } media = tulip_srom_mediums[idx3].sm_type; if (media == TULIP_MEDIA_UNKNOWN) break; mi->mi_type = TULIP_MEDIAINFO_SYM; sc->tulip_mediums[media] = mi; mi->mi_gpcontrol = (dp[1] + dp[2] * 256) << 16; mi->mi_gpdata = (dp[3] + dp[4] * 256) << 16; data = dp[5] + dp[6] * 256; mi->mi_cmdmode = TULIP_SROM_2114X_CMDBITS(data); if (data & TULIP_SROM_2114X_NOINDICATOR) { mi->mi_actmask = 0; } else { mi->mi_default = (data & TULIP_SROM_2114X_DEFAULT) != 0; mi->mi_actmask = TULIP_SROM_2114X_BITPOS(data); mi->mi_actdata = (data & TULIP_SROM_2114X_POLARITY) ? 0 : mi->mi_actmask; } mi++; break; } #if 0 case 5: { /* 21143 Reset block */ mi->mi_type = TULIP_MEDIAINFO_RESET; mi->mi_reset_length = *dp++; mi->mi_reset_offset = dp - sc->tulip_rombuf; dp += 2 * mi->mi_reset_length; mi++; break; } #endif default: { } } dp = ep; } } return mi - sc->tulip_mediainfo; } static const struct { void (*vendor_identify_nic)(tulip_softc_t * const sc); unsigned char vendor_oui[3]; } tulip_vendors[] = { { tulip_identify_dec_nic, { 0x08, 0x00, 0x2B } }, { tulip_identify_dec_nic, { 0x00, 0x00, 0xF8 } }, { tulip_identify_smc_nic, { 0x00, 0x00, 0xC0 } }, { tulip_identify_smc_nic, { 0x00, 0xE0, 0x29 } }, { tulip_identify_znyx_nic, { 0x00, 0xC0, 0x95 } }, { tulip_identify_cogent_nic, { 0x00, 0x00, 0x92 } }, { tulip_identify_asante_nic, { 0x00, 0x00, 0x94 } }, { NULL } }; /* * This deals with the vagaries of the address roms and the * brain-deadness that various vendors commit in using them. */ static int tulip_read_macaddr( tulip_softc_t * const sc) { - int cksum, rom_cksum, idx; + unsigned cksum, rom_cksum, idx; u_int32_t csr; unsigned char tmpbuf[8]; static const u_char testpat[] = { 0xFF, 0, 0x55, 0xAA, 0xFF, 0, 0x55, 0xAA }; sc->tulip_connidx = TULIP_SROM_LASTCONNIDX; if (sc->tulip_chipid == TULIP_21040) { TULIP_CSR_WRITE(sc, csr_enetrom, 1); for (idx = 0; idx < sizeof(sc->tulip_rombuf); idx++) { int cnt = 0; while (((csr = TULIP_CSR_READ(sc, csr_enetrom)) & 0x80000000L) && cnt < 10000) cnt++; sc->tulip_rombuf[idx] = csr & 0xFF; } sc->tulip_boardsw = &tulip_21040_boardsw; #if defined(TULIP_EISA) } else if (sc->tulip_chipid == TULIP_DE425) { int cnt; for (idx = 0, cnt = 0; idx < sizeof(testpat) && cnt < 32; cnt++) { tmpbuf[idx] = TULIP_CSR_READBYTE(sc, csr_enetrom); if (tmpbuf[idx] == testpat[idx]) ++idx; else idx = 0; } for (idx = 0; idx < 32; idx++) sc->tulip_rombuf[idx] = TULIP_CSR_READBYTE(sc, csr_enetrom); sc->tulip_boardsw = &tulip_21040_boardsw; #endif /* TULIP_EISA */ } else { if (sc->tulip_chipid == TULIP_21041) { /* * Thankfully all 21041's act the same. */ sc->tulip_boardsw = &tulip_21041_boardsw; } else { /* * Assume all 21140 board are compatible with the * DEC 10/100 evaluation board. Not really valid but * it's the best we can do until every one switches to * the new SROM format. */ sc->tulip_boardsw = &tulip_21140_eb_boardsw; } tulip_srom_read(sc); if (tulip_srom_crcok(sc->tulip_rombuf)) { /* * SROM CRC is valid therefore it must be in the * new format. */ sc->tulip_features |= TULIP_HAVE_ISVSROM; } else if (sc->tulip_rombuf[126] == 0xff && sc->tulip_rombuf[127] == 0xFF) { /* * No checksum is present. See if the SROM id checks out; * the first 18 bytes should be 0 followed by a 1 followed * by the number of adapters (which we don't deal with yet). */ for (idx = 0; idx < 18; idx++) { if (sc->tulip_rombuf[idx] != 0) break; } if (idx == 18 && sc->tulip_rombuf[18] == 1 && sc->tulip_rombuf[19] != 0) sc->tulip_features |= TULIP_HAVE_ISVSROM; } if ((sc->tulip_features & TULIP_HAVE_ISVSROM) && tulip_srom_decode(sc)) { if (sc->tulip_chipid != TULIP_21041) sc->tulip_boardsw = &tulip_2114x_isv_boardsw; /* * If the SROM specifies more than one adapter, tag this as a * BASE rom. */ if (sc->tulip_rombuf[19] > 1) sc->tulip_features |= TULIP_HAVE_BASEROM; if (sc->tulip_boardsw == NULL) return -6; goto check_oui; } } if (bcmp(&sc->tulip_rombuf[0], &sc->tulip_rombuf[16], 8) != 0) { /* * Some folks don't use the standard ethernet rom format * but instead just put the address in the first 6 bytes * of the rom and let the rest be all 0xffs. (Can we say * ZNYX???) (well sometimes they put in a checksum so we'll * start at 8). */ for (idx = 8; idx < 32; idx++) { if (sc->tulip_rombuf[idx] != 0xFF) return -4; } /* * Make sure the address is not multicast or locally assigned * that the OUI is not 00-00-00. */ if ((sc->tulip_rombuf[0] & 3) != 0) return -4; if (sc->tulip_rombuf[0] == 0 && sc->tulip_rombuf[1] == 0 && sc->tulip_rombuf[2] == 0) return -4; bcopy(sc->tulip_rombuf, sc->tulip_enaddr, 6); sc->tulip_features |= TULIP_HAVE_OKROM; goto check_oui; } else { /* * A number of makers of multiport boards (ZNYX and Cogent) * only put on one address ROM on their 21040 boards. So * if the ROM is all zeros (or all 0xFFs), look at the * previous configured boards (as long as they are on the same * PCI bus and the bus number is non-zero) until we find the * master board with address ROM. We then use its address ROM * as the base for this board. (we add our relative board * to the last byte of its address). */ for (idx = 0; idx < sizeof(sc->tulip_rombuf); idx++) { if (sc->tulip_rombuf[idx] != 0 && sc->tulip_rombuf[idx] != 0xFF) break; } if (idx == sizeof(sc->tulip_rombuf)) { int root_unit; tulip_softc_t *root_sc = NULL; for (root_unit = sc->tulip_unit - 1; root_unit >= 0; root_unit--) { root_sc = TULIP_UNIT_TO_SOFTC(root_unit); if (root_sc == NULL || (root_sc->tulip_features & (TULIP_HAVE_OKROM|TULIP_HAVE_SLAVEDROM)) == TULIP_HAVE_OKROM) break; root_sc = NULL; } if (root_sc != NULL && (root_sc->tulip_features & TULIP_HAVE_BASEROM) && root_sc->tulip_chipid == sc->tulip_chipid && root_sc->tulip_pci_busno == sc->tulip_pci_busno) { sc->tulip_features |= TULIP_HAVE_SLAVEDROM; sc->tulip_boardsw = root_sc->tulip_boardsw; strcpy(sc->tulip_boardid, root_sc->tulip_boardid); if (sc->tulip_boardsw->bd_type == TULIP_21140_ISV) { bcopy(root_sc->tulip_rombuf, sc->tulip_rombuf, sizeof(sc->tulip_rombuf)); if (!tulip_srom_decode(sc)) return -5; } else { bcopy(root_sc->tulip_enaddr, sc->tulip_enaddr, 6); sc->tulip_enaddr[5] += sc->tulip_unit - root_sc->tulip_unit; } /* * Now for a truly disgusting kludge: all 4 21040s on * the ZX314 share the same INTA line so the mapping * setup by the BIOS on the PCI bridge is worthless. * Rather than reprogramming the value in the config * register, we will handle this internally. */ if (root_sc->tulip_features & TULIP_HAVE_SHAREDINTR) { sc->tulip_slaves = root_sc->tulip_slaves; root_sc->tulip_slaves = sc; sc->tulip_features |= TULIP_HAVE_SLAVEDINTR; } return 0; } } } /* * This is the standard DEC address ROM test. */ if (bcmp(&sc->tulip_rombuf[24], testpat, 8) != 0) return -3; tmpbuf[0] = sc->tulip_rombuf[15]; tmpbuf[1] = sc->tulip_rombuf[14]; tmpbuf[2] = sc->tulip_rombuf[13]; tmpbuf[3] = sc->tulip_rombuf[12]; tmpbuf[4] = sc->tulip_rombuf[11]; tmpbuf[5] = sc->tulip_rombuf[10]; tmpbuf[6] = sc->tulip_rombuf[9]; tmpbuf[7] = sc->tulip_rombuf[8]; if (bcmp(&sc->tulip_rombuf[0], tmpbuf, 8) != 0) return -2; bcopy(sc->tulip_rombuf, sc->tulip_enaddr, 6); cksum = *(u_int16_t *) &sc->tulip_enaddr[0]; cksum *= 2; if (cksum > 65535) cksum -= 65535; cksum += *(u_int16_t *) &sc->tulip_enaddr[2]; if (cksum > 65535) cksum -= 65535; cksum *= 2; if (cksum > 65535) cksum -= 65535; cksum += *(u_int16_t *) &sc->tulip_enaddr[4]; if (cksum >= 65535) cksum -= 65535; rom_cksum = *(u_int16_t *) &sc->tulip_rombuf[6]; if (cksum != rom_cksum) return -1; check_oui: /* * Check for various boards based on OUI. Did I say braindead? */ for (idx = 0; tulip_vendors[idx].vendor_identify_nic != NULL; idx++) { if (bcmp((caddr_t) sc->tulip_enaddr, (caddr_t) tulip_vendors[idx].vendor_oui, 3) == 0) { (*tulip_vendors[idx].vendor_identify_nic)(sc); break; } } sc->tulip_features |= TULIP_HAVE_OKROM; return 0; } #if defined(IFM_ETHER) static void tulip_ifmedia_add( tulip_softc_t * const sc) { tulip_media_t media; int medias = 0; for (media = TULIP_MEDIA_UNKNOWN; media < TULIP_MEDIA_MAX; media++) { if (sc->tulip_mediums[media] != NULL) { ifmedia_add(&sc->tulip_ifmedia, tulip_media_to_ifmedia[media], 0, 0); medias++; } } if (medias == 0) { sc->tulip_features |= TULIP_HAVE_NOMEDIA; ifmedia_add(&sc->tulip_ifmedia, IFM_ETHER | IFM_NONE, 0, 0); ifmedia_set(&sc->tulip_ifmedia, IFM_ETHER | IFM_NONE); } else if (sc->tulip_media == TULIP_MEDIA_UNKNOWN) { ifmedia_add(&sc->tulip_ifmedia, IFM_ETHER | IFM_AUTO, 0, 0); ifmedia_set(&sc->tulip_ifmedia, IFM_ETHER | IFM_AUTO); } else { ifmedia_set(&sc->tulip_ifmedia, tulip_media_to_ifmedia[sc->tulip_media]); sc->tulip_flags |= TULIP_PRINTMEDIA; tulip_linkup(sc, sc->tulip_media); } } static int tulip_ifmedia_change( struct ifnet * const ifp) { tulip_softc_t * const sc = TULIP_IFP_TO_SOFTC(ifp); sc->tulip_flags |= TULIP_NEEDRESET; sc->tulip_probe_state = TULIP_PROBE_INACTIVE; sc->tulip_media = TULIP_MEDIA_UNKNOWN; if (IFM_SUBTYPE(sc->tulip_ifmedia.ifm_media) != IFM_AUTO) { tulip_media_t media; for (media = TULIP_MEDIA_UNKNOWN; media < TULIP_MEDIA_MAX; media++) { if (sc->tulip_mediums[media] != NULL && sc->tulip_ifmedia.ifm_media == tulip_media_to_ifmedia[media]) { sc->tulip_flags |= TULIP_PRINTMEDIA; sc->tulip_flags &= ~TULIP_DIDNWAY; tulip_linkup(sc, media); return 0; } } } sc->tulip_flags &= ~(TULIP_TXPROBE_ACTIVE|TULIP_WANTRXACT); tulip_reset(sc); tulip_init(sc); return 0; } /* * Media status callback */ static void tulip_ifmedia_status( struct ifnet * const ifp, struct ifmediareq *req) { tulip_softc_t *sc = TULIP_IFP_TO_SOFTC(ifp); #if defined(__bsdi__) if (sc->tulip_mii.mii_instance != 0) { mii_pollstat(&sc->tulip_mii); req->ifm_active = sc->tulip_mii.mii_media_active; req->ifm_status = sc->tulip_mii.mii_media_status; return; } #endif if (sc->tulip_media == TULIP_MEDIA_UNKNOWN) return; req->ifm_status = IFM_AVALID; if (sc->tulip_flags & TULIP_LINKUP) req->ifm_status |= IFM_ACTIVE; req->ifm_active = tulip_media_to_ifmedia[sc->tulip_media]; } #endif static void tulip_addr_filter( tulip_softc_t * const sc) { struct ether_multistep step; struct ether_multi *enm; sc->tulip_flags &= ~(TULIP_WANTHASHPERFECT|TULIP_WANTHASHONLY|TULIP_ALLMULTI); - sc->tulip_flags |= TULIP_WANTSETUP; + sc->tulip_flags |= TULIP_WANTSETUP|TULIP_WANTTXSTART; sc->tulip_cmdmode &= ~TULIP_CMD_RXRUN; sc->tulip_intrmask &= ~TULIP_STS_RXSTOPPED; #if defined(IFF_ALLMULTI) sc->tulip_if.if_flags &= ~IFF_ALLMULTI; #endif + sc->tulip_if.if_start = tulip_ifstart; /* so the setup packet gets queued */ if (sc->tulip_multicnt > 14) { u_int32_t *sp = sc->tulip_setupdata; unsigned hash; /* * Some early passes of the 21140 have broken implementations of * hash-perfect mode. When we get too many multicasts for perfect * filtering with these chips, we need to switch into hash-only * mode (this is better than all-multicast on network with lots * of multicast traffic). */ if (sc->tulip_features & TULIP_HAVE_BROKEN_HASH) sc->tulip_flags |= TULIP_WANTHASHONLY; else sc->tulip_flags |= TULIP_WANTHASHPERFECT; /* * If we have more than 14 multicasts, we have * go into hash perfect mode (512 bit multicast * hash and one perfect hardware). */ bzero(sc->tulip_setupdata, sizeof(sc->tulip_setupdata)); ETHER_FIRST_MULTI(step, TULIP_ETHERCOM(sc), enm); while (enm != NULL) { if (bcmp(enm->enm_addrlo, enm->enm_addrhi, 6) == 0) { hash = tulip_mchash(enm->enm_addrlo); sp[hash >> 4] |= 1 << (hash & 0xF); } else { sc->tulip_flags |= TULIP_ALLMULTI; sc->tulip_flags &= ~(TULIP_WANTHASHONLY|TULIP_WANTHASHPERFECT); break; } ETHER_NEXT_MULTI(step, enm); } /* * No reason to use a hash if we are going to be * receiving every multicast. */ if ((sc->tulip_flags & TULIP_ALLMULTI) == 0) { hash = tulip_mchash(etherbroadcastaddr); sp[hash >> 4] |= 1 << (hash & 0xF); if (sc->tulip_flags & TULIP_WANTHASHONLY) { hash = tulip_mchash(sc->tulip_enaddr); sp[hash >> 4] |= 1 << (hash & 0xF); } else { sp[39] = ((u_int16_t *) sc->tulip_enaddr)[0]; sp[40] = ((u_int16_t *) sc->tulip_enaddr)[1]; sp[41] = ((u_int16_t *) sc->tulip_enaddr)[2]; } } } if ((sc->tulip_flags & (TULIP_WANTHASHPERFECT|TULIP_WANTHASHONLY)) == 0) { u_int32_t *sp = sc->tulip_setupdata; int idx = 0; if ((sc->tulip_flags & TULIP_ALLMULTI) == 0) { /* * Else can get perfect filtering for 16 addresses. */ ETHER_FIRST_MULTI(step, TULIP_ETHERCOM(sc), enm); for (; enm != NULL; idx++) { if (bcmp(enm->enm_addrlo, enm->enm_addrhi, 6) == 0) { *sp++ = ((u_int16_t *) enm->enm_addrlo)[0]; *sp++ = ((u_int16_t *) enm->enm_addrlo)[1]; *sp++ = ((u_int16_t *) enm->enm_addrlo)[2]; } else { sc->tulip_flags |= TULIP_ALLMULTI; break; } ETHER_NEXT_MULTI(step, enm); } /* * Add the broadcast address. */ idx++; *sp++ = 0xFFFF; *sp++ = 0xFFFF; *sp++ = 0xFFFF; } /* * Pad the rest with our hardware address */ for (; idx < 16; idx++) { *sp++ = ((u_int16_t *) sc->tulip_enaddr)[0]; *sp++ = ((u_int16_t *) sc->tulip_enaddr)[1]; *sp++ = ((u_int16_t *) sc->tulip_enaddr)[2]; } } #if defined(IFF_ALLMULTI) if (sc->tulip_flags & TULIP_ALLMULTI) sc->tulip_if.if_flags |= IFF_ALLMULTI; #endif } static void tulip_reset( tulip_softc_t * const sc) { tulip_ringinfo_t *ri; tulip_desc_t *di; u_int32_t inreset = (sc->tulip_flags & TULIP_INRESET); /* * Brilliant. Simply brilliant. When switching modes/speeds * on a 2114*, you need to set the appriopriate MII/PCS/SCL/PS * bits in CSR6 and then do a software reset to get the 21140 * to properly reset its internal pathways to the right places. * Grrrr. */ if (sc->tulip_boardsw->bd_media_preset != NULL) (*sc->tulip_boardsw->bd_media_preset)(sc); TULIP_CSR_WRITE(sc, csr_busmode, TULIP_BUSMODE_SWRESET); DELAY(10); /* Wait 10 microseconds (actually 50 PCI cycles but at 33MHz that comes to two microseconds but wait a bit longer anyways) */ if (!inreset) { sc->tulip_flags |= TULIP_INRESET; sc->tulip_flags &= ~(TULIP_NEEDRESET|TULIP_RXBUFSLOW); sc->tulip_if.if_flags &= ~IFF_OACTIVE; } TULIP_CSR_WRITE(sc, csr_txlist, TULIP_KVATOPHYS(sc, &sc->tulip_txinfo.ri_first[0])); TULIP_CSR_WRITE(sc, csr_rxlist, TULIP_KVATOPHYS(sc, &sc->tulip_rxinfo.ri_first[0])); TULIP_CSR_WRITE(sc, csr_busmode, (1 << (TULIP_BURSTSIZE(sc->tulip_unit) + 8)) |TULIP_BUSMODE_CACHE_ALIGN8 |TULIP_BUSMODE_READMULTIPLE |(BYTE_ORDER != LITTLE_ENDIAN ? TULIP_BUSMODE_BIGENDIAN : 0)); sc->tulip_txtimer = 0; sc->tulip_txq.ifq_maxlen = TULIP_TXDESCS; /* * Free all the mbufs that were on the transmit ring. */ for (;;) { struct mbuf *m; IF_DEQUEUE(&sc->tulip_txq, m); if (m == NULL) break; m_freem(m); } ri = &sc->tulip_txinfo; ri->ri_nextin = ri->ri_nextout = ri->ri_first; ri->ri_free = ri->ri_max; for (di = ri->ri_first; di < ri->ri_last; di++) di->d_status = 0; /* * We need to collect all the mbufs were on the * receive ring before we reinit it either to put * them back on or to know if we have to allocate * more. */ ri = &sc->tulip_rxinfo; ri->ri_nextin = ri->ri_nextout = ri->ri_first; ri->ri_free = ri->ri_max; for (di = ri->ri_first; di < ri->ri_last; di++) { di->d_status = 0; di->d_length1 = 0; di->d_addr1 = 0; di->d_length2 = 0; di->d_addr2 = 0; } for (;;) { struct mbuf *m; IF_DEQUEUE(&sc->tulip_rxq, m); if (m == NULL) break; m_freem(m); } /* * If tulip_reset is being called recurisvely, exit quickly knowing * that when the outer tulip_reset returns all the right stuff will * have happened. */ if (inreset) return; sc->tulip_intrmask |= TULIP_STS_NORMALINTR|TULIP_STS_RXINTR|TULIP_STS_TXINTR |TULIP_STS_ABNRMLINTR|TULIP_STS_SYSERROR|TULIP_STS_TXSTOPPED - |TULIP_STS_TXBABBLE|TULIP_STS_LINKFAIL|TULIP_STS_RXSTOPPED; + |TULIP_STS_TXUNDERFLOW|TULIP_STS_TXBABBLE|TULIP_STS_LINKFAIL + |TULIP_STS_RXSTOPPED; if ((sc->tulip_flags & TULIP_DEVICEPROBE) == 0) (*sc->tulip_boardsw->bd_media_select)(sc); #if defined(TULIP_DEBUG) if ((sc->tulip_flags & TULIP_NEEDRESET) == TULIP_NEEDRESET) printf(TULIP_PRINTF_FMT ": tulip_reset: additional reset needed?!?\n", TULIP_PRINTF_ARGS); #endif tulip_media_print(sc); if (sc->tulip_features & TULIP_HAVE_DUALSENSE) TULIP_CSR_WRITE(sc, csr_sia_status, TULIP_CSR_READ(sc, csr_sia_status)); sc->tulip_flags &= ~(TULIP_DOINGSETUP|TULIP_WANTSETUP|TULIP_INRESET |TULIP_RXACT); tulip_addr_filter(sc); } static void tulip_init( tulip_softc_t * const sc) { if (sc->tulip_if.if_flags & IFF_UP) { if ((sc->tulip_if.if_flags & IFF_RUNNING) == 0) { /* initialize the media */ tulip_reset(sc); } sc->tulip_if.if_flags |= IFF_RUNNING; if (sc->tulip_if.if_flags & IFF_PROMISC) { sc->tulip_flags |= TULIP_PROMISC; sc->tulip_cmdmode |= TULIP_CMD_PROMISCUOUS; + sc->tulip_intrmask |= TULIP_STS_TXINTR; } else { sc->tulip_flags &= ~TULIP_PROMISC; sc->tulip_cmdmode &= ~TULIP_CMD_PROMISCUOUS; if (sc->tulip_flags & TULIP_ALLMULTI) { sc->tulip_cmdmode |= TULIP_CMD_ALLMULTI; } else { sc->tulip_cmdmode &= ~TULIP_CMD_ALLMULTI; } } sc->tulip_cmdmode |= TULIP_CMD_TXRUN; if ((sc->tulip_flags & (TULIP_TXPROBE_ACTIVE|TULIP_WANTSETUP)) == 0) { tulip_rx_intr(sc); sc->tulip_cmdmode |= TULIP_CMD_RXRUN; sc->tulip_intrmask |= TULIP_STS_RXSTOPPED; } else { sc->tulip_if.if_flags |= IFF_OACTIVE; sc->tulip_cmdmode &= ~TULIP_CMD_RXRUN; sc->tulip_intrmask &= ~TULIP_STS_RXSTOPPED; } TULIP_CSR_WRITE(sc, csr_intr, sc->tulip_intrmask); TULIP_CSR_WRITE(sc, csr_command, sc->tulip_cmdmode); - tulip_ifstart(&sc->tulip_if); + if ((sc->tulip_flags & (TULIP_WANTSETUP|TULIP_TXPROBE_ACTIVE)) == TULIP_WANTSETUP) + tulip_txput_setup(sc); } else { sc->tulip_if.if_flags &= ~IFF_RUNNING; tulip_reset(sc); } } static void tulip_rx_intr( tulip_softc_t * const sc) { + TULIP_PERFSTART(rxintr) tulip_ringinfo_t * const ri = &sc->tulip_rxinfo; struct ifnet * const ifp = &sc->tulip_if; int fillok = 1; #if defined(TULIP_DEBUG) int cnt = 0; #endif for (;;) { + TULIP_PERFSTART(rxget) struct ether_header eh; tulip_desc_t *eop = ri->ri_nextin; int total_len = 0, last_offset = 0; struct mbuf *ms = NULL, *me = NULL; int accept = 0; if (fillok && sc->tulip_rxq.ifq_len < TULIP_RXQ_TARGET) goto queue_mbuf; #if defined(TULIP_DEBUG) if (cnt == ri->ri_max) break; #endif /* * If the TULIP has no descriptors, there can't be any receive * descriptors to process. */ if (eop == ri->ri_nextout) break; /* * 90% of the packets will fit in one descriptor. So we optimize * for that case. */ if ((((volatile tulip_desc_t *) eop)->d_status & (TULIP_DSTS_OWNER|TULIP_DSTS_RxFIRSTDESC|TULIP_DSTS_RxLASTDESC)) == (TULIP_DSTS_RxFIRSTDESC|TULIP_DSTS_RxLASTDESC)) { IF_DEQUEUE(&sc->tulip_rxq, ms); me = ms; } else { /* * If still owned by the TULIP, don't touch it. */ if (((volatile tulip_desc_t *) eop)->d_status & TULIP_DSTS_OWNER) break; /* * It is possible (though improbable unless the BIG_PACKET support * is enabled or MCLBYTES < 1518) for a received packet to cross * more than one receive descriptor. */ while ((((volatile tulip_desc_t *) eop)->d_status & TULIP_DSTS_RxLASTDESC) == 0) { if (++eop == ri->ri_last) eop = ri->ri_first; if (eop == ri->ri_nextout || ((((volatile tulip_desc_t *) eop)->d_status & TULIP_DSTS_OWNER))) { #if defined(TULIP_DEBUG) sc->tulip_dbg.dbg_rxintrs++; sc->tulip_dbg.dbg_rxpktsperintr[cnt]++; #endif + TULIP_PERFEND(rxget); + TULIP_PERFEND(rxintr); return; } total_len++; } /* * Dequeue the first buffer for the start of the packet. Hopefully * this will be the only one we need to dequeue. However, if the * packet consumed multiple descriptors, then we need to dequeue * those buffers and chain to the starting mbuf. All buffers but * the last buffer have the same length so we can set that now. * (we add to last_offset instead of multiplying since we normally * won't go into the loop and thereby saving a ourselves from * doing a multiplication by 0 in the normal case). */ IF_DEQUEUE(&sc->tulip_rxq, ms); for (me = ms; total_len > 0; total_len--) { me->m_len = TULIP_RX_BUFLEN; last_offset += TULIP_RX_BUFLEN; IF_DEQUEUE(&sc->tulip_rxq, me->m_next); me = me->m_next; } } /* * Now get the size of received packet (minus the CRC). */ total_len = ((eop->d_status >> 16) & 0x7FFF) - 4; if ((sc->tulip_flags & TULIP_RXIGNORE) == 0 && ((eop->d_status & TULIP_DSTS_ERRSUM) == 0 #ifdef BIG_PACKET || (total_len <= sc->tulip_if.if_mtu + sizeof(struct ether_header) && (eop->d_status & (TULIP_DSTS_RxBADLENGTH|TULIP_DSTS_RxRUNT| TULIP_DSTS_RxCOLLSEEN|TULIP_DSTS_RxBADCRC| TULIP_DSTS_RxOVERFLOW)) == 0) #endif )) { me->m_len = total_len - last_offset; eh = *mtod(ms, struct ether_header *); #if NBPFILTER > 0 if (sc->tulip_bpf != NULL) if (me == ms) TULIP_BPF_TAP(sc, mtod(ms, caddr_t), total_len); else TULIP_BPF_MTAP(sc, ms); #endif sc->tulip_flags |= TULIP_RXACT; if ((sc->tulip_flags & (TULIP_PROMISC|TULIP_HASHONLY)) && (eh.ether_dhost[0] & 1) == 0 && !TULIP_ADDREQUAL(eh.ether_dhost, sc->tulip_enaddr)) goto next; accept = 1; total_len -= sizeof(struct ether_header); } else { ifp->if_ierrors++; if (eop->d_status & (TULIP_DSTS_RxBADLENGTH|TULIP_DSTS_RxOVERFLOW|TULIP_DSTS_RxWATCHDOG)) { sc->tulip_dot3stats.dot3StatsInternalMacReceiveErrors++; } else { const char *error = NULL; if (eop->d_status & TULIP_DSTS_RxTOOLONG) { sc->tulip_dot3stats.dot3StatsFrameTooLongs++; error = "frame too long"; } if (eop->d_status & TULIP_DSTS_RxBADCRC) { if (eop->d_status & TULIP_DSTS_RxDRBBLBIT) { sc->tulip_dot3stats.dot3StatsAlignmentErrors++; error = "alignment error"; } else { sc->tulip_dot3stats.dot3StatsFCSErrors++; error = "bad crc"; } } if (error != NULL && (sc->tulip_flags & TULIP_NOMESSAGES) == 0) { printf(TULIP_PRINTF_FMT ": receive: " TULIP_EADDR_FMT ": %s\n", TULIP_PRINTF_ARGS, TULIP_EADDR_ARGS(mtod(ms, u_char *) + 6), error); sc->tulip_flags |= TULIP_NOMESSAGES; } } } next: #if defined(TULIP_DEBUG) cnt++; #endif ifp->if_ipackets++; if (++eop == ri->ri_last) eop = ri->ri_first; ri->ri_nextin = eop; queue_mbuf: /* * Either we are priming the TULIP with mbufs (m == NULL) * or we are about to accept an mbuf for the upper layers * so we need to allocate an mbuf to replace it. If we * can't replace it, send up it anyways. This may cause * us to drop packets in the future but that's better than * being caught in livelock. * * Note that if this packet crossed multiple descriptors * we don't even try to reallocate all the mbufs here. * Instead we rely on the test of the beginning of * the loop to refill for the extra consumed mbufs. */ if (accept || ms == NULL) { struct mbuf *m0; MGETHDR(m0, M_DONTWAIT, MT_DATA); if (m0 != NULL) { #if defined(TULIP_COPY_RXDATA) if (!accept || total_len >= MHLEN) { #endif MCLGET(m0, M_DONTWAIT); if ((m0->m_flags & M_EXT) == 0) { m_freem(m0); m0 = NULL; } #if defined(TULIP_COPY_RXDATA) } #endif } if (accept #if defined(TULIP_COPY_RXDATA) && m0 != NULL #endif ) { #if defined(__bsdi__) eh.ether_type = ntohs(eh.ether_type); #endif #if !defined(TULIP_COPY_RXDATA) ms->m_data += sizeof(struct ether_header); ms->m_len -= sizeof(struct ether_header); ms->m_pkthdr.len = total_len; ms->m_pkthdr.rcvif = ifp; ether_input(ifp, &eh, ms); #else #ifdef BIG_PACKET #error BIG_PACKET is incompatible with TULIP_COPY_RXDATA #endif if (ms == me) bcopy(mtod(ms, caddr_t) + sizeof(struct ether_header), mtod(m0, caddr_t), total_len); else m_copydata(ms, 0, total_len, mtod(m0, caddr_t)); m0->m_len = m0->m_pkthdr.len = total_len; m0->m_pkthdr.rcvif = ifp; ether_input(ifp, &eh, m0); m0 = ms; #endif } ms = m0; } if (ms == NULL) { /* * Couldn't allocate a new buffer. Don't bother * trying to replenish the receive queue. */ fillok = 0; sc->tulip_flags |= TULIP_RXBUFSLOW; #if defined(TULIP_DEBUG) sc->tulip_dbg.dbg_rxlowbufs++; #endif + TULIP_PERFEND(rxget); continue; } /* * Now give the buffer(s) to the TULIP and save in our * receive queue. */ do { ri->ri_nextout->d_length1 = TULIP_RX_BUFLEN; ri->ri_nextout->d_addr1 = TULIP_KVATOPHYS(sc, mtod(ms, caddr_t)); ri->ri_nextout->d_status = TULIP_DSTS_OWNER; if (++ri->ri_nextout == ri->ri_last) ri->ri_nextout = ri->ri_first; me = ms->m_next; ms->m_next = NULL; IF_ENQUEUE(&sc->tulip_rxq, ms); } while ((ms = me) != NULL); if (sc->tulip_rxq.ifq_len >= TULIP_RXQ_TARGET) sc->tulip_flags &= ~TULIP_RXBUFSLOW; + TULIP_PERFEND(rxget); } #if defined(TULIP_DEBUG) sc->tulip_dbg.dbg_rxintrs++; sc->tulip_dbg.dbg_rxpktsperintr[cnt]++; #endif + TULIP_PERFEND(rxintr); } static int tulip_tx_intr( tulip_softc_t * const sc) { + TULIP_PERFSTART(txintr) tulip_ringinfo_t * const ri = &sc->tulip_txinfo; struct mbuf *m; int xmits = 0; + int descs = 0; while (ri->ri_free < ri->ri_max) { + u_int32_t d_flag; if (((volatile tulip_desc_t *) ri->ri_nextin)->d_status & TULIP_DSTS_OWNER) break; - if (ri->ri_nextin->d_flag & TULIP_DFLAG_TxLASTSEG) { - if (ri->ri_nextin->d_flag & TULIP_DFLAG_TxSETUPPKT) { + d_flag = ri->ri_nextin->d_flag; + if (d_flag & TULIP_DFLAG_TxLASTSEG) { + if (d_flag & TULIP_DFLAG_TxSETUPPKT) { /* * We've just finished processing a setup packet. * Mark that we finished it. If there's not * another pending, startup the TULIP receiver. * Make sure we ack the RXSTOPPED so we won't get * an abormal interrupt indication. */ sc->tulip_flags &= ~(TULIP_DOINGSETUP|TULIP_HASHONLY); if (ri->ri_nextin->d_flag & TULIP_DFLAG_TxINVRSFILT) sc->tulip_flags |= TULIP_HASHONLY; if ((sc->tulip_flags & (TULIP_WANTSETUP|TULIP_TXPROBE_ACTIVE)) == 0) { tulip_rx_intr(sc); sc->tulip_cmdmode |= TULIP_CMD_RXRUN; sc->tulip_intrmask |= TULIP_STS_RXSTOPPED; TULIP_CSR_WRITE(sc, csr_status, TULIP_STS_RXSTOPPED); TULIP_CSR_WRITE(sc, csr_intr, sc->tulip_intrmask); TULIP_CSR_WRITE(sc, csr_command, sc->tulip_cmdmode); } } else { - tulip_desc_t * const nextin = ri->ri_nextin; + const u_int32_t d_status = ri->ri_nextin->d_status; IF_DEQUEUE(&sc->tulip_txq, m); +#if NBPFILTER > 0 + if (sc->tulip_bpf != NULL) + TULIP_BPF_MTAP(sc, m); +#endif m_freem(m); if (sc->tulip_flags & TULIP_TXPROBE_ACTIVE) { tulip_mediapoll_event_t event = TULIP_MEDIAPOLL_TXPROBE_OK; - if (nextin->d_status & (TULIP_DSTS_TxNOCARR|TULIP_DSTS_TxEXCCOLL)) { + if (d_status & (TULIP_DSTS_TxNOCARR|TULIP_DSTS_TxEXCCOLL)) { #if defined(TULIP_DEBUG) - if (nextin->d_status & TULIP_DSTS_TxNOCARR) + if (d_status & TULIP_DSTS_TxNOCARR) sc->tulip_dbg.dbg_txprobe_nocarr++; - if (nextin->d_status & TULIP_DSTS_TxEXCCOLL) + if (d_status & TULIP_DSTS_TxEXCCOLL) sc->tulip_dbg.dbg_txprobe_exccoll++; #endif event = TULIP_MEDIAPOLL_TXPROBE_FAILED; } (*sc->tulip_boardsw->bd_media_poll)(sc, event); /* * Escape from the loop before media poll has reset the TULIP! */ break; } else { xmits++; - if (nextin->d_status & TULIP_DSTS_ERRSUM) { + if (d_status & TULIP_DSTS_ERRSUM) { sc->tulip_if.if_oerrors++; - if (nextin->d_status & TULIP_DSTS_TxEXCCOLL) + if (d_status & TULIP_DSTS_TxEXCCOLL) sc->tulip_dot3stats.dot3StatsExcessiveCollisions++; - if (nextin->d_status & TULIP_DSTS_TxLATECOLL) + if (d_status & TULIP_DSTS_TxLATECOLL) sc->tulip_dot3stats.dot3StatsLateCollisions++; - if (nextin->d_status & (TULIP_DSTS_TxNOCARR|TULIP_DSTS_TxCARRLOSS)) + if (d_status & (TULIP_DSTS_TxNOCARR|TULIP_DSTS_TxCARRLOSS)) sc->tulip_dot3stats.dot3StatsCarrierSenseErrors++; - if (nextin->d_status & (TULIP_DSTS_TxUNDERFLOW|TULIP_DSTS_TxBABBLE)) + if (d_status & (TULIP_DSTS_TxUNDERFLOW|TULIP_DSTS_TxBABBLE)) sc->tulip_dot3stats.dot3StatsInternalMacTransmitErrors++; + if (d_status & TULIP_DSTS_TxUNDERFLOW) + sc->tulip_dot3stats.dot3StatsInternalTransmitUnderflows++; + if (d_status & TULIP_DSTS_TxBABBLE) + sc->tulip_dot3stats.dot3StatsInternalTransmitBabbles++; } else { u_int32_t collisions = - (nextin->d_status & TULIP_DSTS_TxCOLLMASK) + (d_status & TULIP_DSTS_TxCOLLMASK) >> TULIP_DSTS_V_TxCOLLCNT; sc->tulip_if.if_collisions += collisions; if (collisions == 1) sc->tulip_dot3stats.dot3StatsSingleCollisionFrames++; else if (collisions > 1) sc->tulip_dot3stats.dot3StatsMultipleCollisionFrames++; - else if (nextin->d_status & TULIP_DSTS_TxDEFERRED) + else if (d_status & TULIP_DSTS_TxDEFERRED) sc->tulip_dot3stats.dot3StatsDeferredTransmissions++; /* * SQE is only valid for 10baseT/BNC/AUI when not * running in full-duplex. In order to speed up the * test, the corresponding bit in tulip_flags needs to * set as well to get us to count SQE Test Errors. */ - if (nextin->d_status & TULIP_DSTS_TxNOHRTBT & sc->tulip_flags) + if (d_status & TULIP_DSTS_TxNOHRTBT & sc->tulip_flags) sc->tulip_dot3stats.dot3StatsSQETestErrors++; } } } } if (++ri->ri_nextin == ri->ri_last) ri->ri_nextin = ri->ri_first; ri->ri_free++; + descs++; if ((sc->tulip_flags & TULIP_TXPROBE_ACTIVE) == 0) sc->tulip_if.if_flags &= ~IFF_OACTIVE; } /* * If nothing left to transmit, disable the timer. * Else if progress, reset the timer back to 2 ticks. */ if (ri->ri_free == ri->ri_max || (sc->tulip_flags & TULIP_TXPROBE_ACTIVE)) sc->tulip_txtimer = 0; else if (xmits > 0) sc->tulip_txtimer = TULIP_TXTIMER; sc->tulip_if.if_opackets += xmits; - return xmits; + TULIP_PERFEND(txintr); + return descs; } static void tulip_print_abnormal_interrupt( tulip_softc_t * const sc, u_int32_t csr) { const char * const *msgp = tulip_status_bits; const char *sep; + u_int32_t mask; + const char thrsh[] = "72|128\0\0\096|256\0\0\0128|512\0\0160|1024\0"; csr &= (1 << (sizeof(tulip_status_bits)/sizeof(tulip_status_bits[0]))) - 1; printf(TULIP_PRINTF_FMT ": abnormal interrupt:", TULIP_PRINTF_ARGS); - for (sep = " "; csr != 0; csr >>= 1, msgp++) { - if ((csr & 1) && *msgp != NULL) { + for (sep = " ", mask = 1; mask <= csr; mask <<= 1, msgp++) { + if ((csr & mask) && *msgp != NULL) { printf("%s%s", sep, *msgp); + if (mask == TULIP_STS_TXUNDERFLOW && (sc->tulip_flags & TULIP_NEWTXTHRESH)) { + sc->tulip_flags &= ~TULIP_NEWTXTHRESH; + if (sc->tulip_cmdmode & TULIP_CMD_STOREFWD) { + printf(" (switching to store-and-forward mode)"); + } else { + printf(" (raising TX threshold to %s)", + &thrsh[9 * ((sc->tulip_cmdmode & TULIP_CMD_THRESHOLDCTL) >> 14)]); + } + } sep = ", "; } } printf("\n"); } static void tulip_intr_handler( tulip_softc_t * const sc, int *progress_p) { + TULIP_PERFSTART(intr) u_int32_t csr; while ((csr = TULIP_CSR_READ(sc, csr_status)) & sc->tulip_intrmask) { *progress_p = 1; TULIP_CSR_WRITE(sc, csr_status, csr); if (csr & TULIP_STS_SYSERROR) { sc->tulip_last_system_error = (csr & TULIP_STS_ERRORMASK) >> TULIP_STS_ERR_SHIFT; if (sc->tulip_flags & TULIP_NOMESSAGES) { sc->tulip_flags |= TULIP_SYSTEMERROR; } else { printf(TULIP_PRINTF_FMT ": system error: %s\n", TULIP_PRINTF_ARGS, tulip_system_errors[sc->tulip_last_system_error]); } sc->tulip_flags |= TULIP_NEEDRESET; sc->tulip_system_errors++; break; } if (csr & (TULIP_STS_LINKPASS|TULIP_STS_LINKFAIL)) { #if defined(TULIP_DEBUG) sc->tulip_dbg.dbg_link_intrs++; #endif if (sc->tulip_boardsw->bd_media_poll != NULL) { (*sc->tulip_boardsw->bd_media_poll)(sc, csr & TULIP_STS_LINKFAIL ? TULIP_MEDIAPOLL_LINKFAIL : TULIP_MEDIAPOLL_LINKPASS); csr &= ~TULIP_STS_ABNRMLINTR; } tulip_media_print(sc); } if (csr & (TULIP_STS_RXINTR|TULIP_STS_RXNOBUF)) { u_int32_t misses = TULIP_CSR_READ(sc, csr_missed_frames); if (csr & TULIP_STS_RXNOBUF) sc->tulip_dot3stats.dot3StatsMissedFrames += misses & 0xFFFF; /* * Pass 2.[012] of the 21140A-A[CDE] may hang and/or corrupt data * on receive overflows. */ if ((misses & 0x0FFE0000) && (sc->tulip_features & TULIP_HAVE_RXBADOVRFLW)) { sc->tulip_dot3stats.dot3StatsInternalMacReceiveErrors++; /* * Stop the receiver process and spin until it's stopped. * Tell rx_intr to drop the packets it dequeues. */ TULIP_CSR_WRITE(sc, csr_command, sc->tulip_cmdmode & ~TULIP_CMD_RXRUN); while ((TULIP_CSR_READ(sc, csr_status) & TULIP_STS_RXSTOPPED) == 0) ; TULIP_CSR_WRITE(sc, csr_status, TULIP_STS_RXSTOPPED); sc->tulip_flags |= TULIP_RXIGNORE; } tulip_rx_intr(sc); if (sc->tulip_flags & TULIP_RXIGNORE) { /* * Restart the receiver. */ sc->tulip_flags &= ~TULIP_RXIGNORE; TULIP_CSR_WRITE(sc, csr_command, sc->tulip_cmdmode); } } if (csr & TULIP_STS_ABNRMLINTR) { u_int32_t tmp = csr & sc->tulip_intrmask & ~(TULIP_STS_NORMALINTR|TULIP_STS_ABNRMLINTR); + if (csr & TULIP_STS_TXUNDERFLOW) { + if ((sc->tulip_cmdmode & TULIP_CMD_THRESHOLDCTL) != TULIP_CMD_THRSHLD160) { + sc->tulip_cmdmode += TULIP_CMD_THRSHLD96; + sc->tulip_flags |= TULIP_NEWTXTHRESH; + } else if (sc->tulip_features & TULIP_HAVE_STOREFWD) { + sc->tulip_cmdmode |= TULIP_CMD_STOREFWD; + sc->tulip_flags |= TULIP_NEWTXTHRESH; + } + } if (sc->tulip_flags & TULIP_NOMESSAGES) { sc->tulip_statusbits |= tmp; } else { tulip_print_abnormal_interrupt(sc, tmp); sc->tulip_flags |= TULIP_NOMESSAGES; } TULIP_CSR_WRITE(sc, csr_command, sc->tulip_cmdmode); } - if (sc->tulip_txinfo.ri_free < sc->tulip_txinfo.ri_max) { + if (sc->tulip_flags & (TULIP_WANTTXSTART|TULIP_TXPROBE_ACTIVE|TULIP_DOINGSETUP|TULIP_PROMISC)) { tulip_tx_intr(sc); if ((sc->tulip_flags & TULIP_TXPROBE_ACTIVE) == 0) tulip_ifstart(&sc->tulip_if); } } if (sc->tulip_flags & TULIP_NEEDRESET) { tulip_reset(sc); tulip_init(sc); } + TULIP_PERFEND(intr); } #if defined(TULIP_USE_SOFTINTR) /* * This is a experimental idea to alleviate problems due to interrupt * livelock. What is interrupt livelock? It's when you spend all your * time servicing device interrupts and never drop below device ipl * to do "useful" work. * * So what we do here is see if the device needs service and if so, * disable interrupts (dismiss the interrupt), place it in a list of devices * needing service, and issue a network software interrupt. * * When our network software interrupt routine gets called, we simply * walk done the list of devices that we have created and deal with them * at splnet/splsoftnet. * */ static void tulip_hardintr_handler( tulip_softc_t * const sc, int *progress_p) { if (TULIP_CSR_READ(sc, csr_status) & (TULIP_STS_NORMALINTR|TULIP_STS_ABNRMLINTR) == 0) return; *progress_p = 1; /* * disable interrupts */ TULIP_CSR_WRITE(sc, csr_intr, 0); /* * mark it as needing a software interrupt */ tulip_softintr_mask |= (1U << sc->tulip_unit); } static void tulip_softintr( void) { u_int32_t softintr_mask, mask; int progress = 0; int unit; tulip_spl_t s; /* * Copy mask to local copy and reset global one to 0. */ s = TULIP_RAISESPL(); softintr_mask = tulip_softintr_mask; tulip_softintr_mask = 0; TULIP_RESTORESPL(s); /* * Optimize for the single unit case. */ if (tulip_softintr_max_unit == 0) { if (softintr_mask & 1) { tulip_softc_t * const sc = TULIP_UNIT_TO_SOFTC(0); /* * Handle the "interrupt" and then reenable interrupts */ softintr_mask = 0; tulip_intr_handler(sc, &progress); TULIP_CSR_WRITE(sc, csr_intr, sc->tulip_intrmask); } return; } /* * Handle all "queued" interrupts in a round robin fashion. * This is done so as not to favor a particular interface. */ unit = tulip_softintr_last_unit; mask = (1U << unit); while (softintr_mask != 0) { if (tulip_softintr_max_unit == unit) { unit = 0; mask = 1; } else { unit += 1; mask <<= 1; } if (softintr_mask & mask) { tulip_softc_t * const sc = TULIP_UNIT_TO_SOFTC(unit); /* * Handle the "interrupt" and then reenable interrupts */ softintr_mask ^= mask; tulip_intr_handler(sc, &progress); TULIP_CSR_WRITE(sc, csr_intr, sc->tulip_intrmask); } } /* * Save where we ending up. */ tulip_softintr_last_unit = unit; } #endif /* TULIP_USE_SOFTINTR */ static tulip_intrfunc_t tulip_intr_shared( void *arg) { tulip_softc_t * sc; int progress = 0; for (sc = (tulip_softc_t *) arg; sc != NULL; sc = sc->tulip_slaves) { #if defined(TULIP_DEBUG) sc->tulip_dbg.dbg_intrs++; #endif #if defined(TULIP_USE_SOFTINTR) tulip_hardintr_handler(sc, &progress); #else tulip_intr_handler(sc, &progress); #endif } #if defined(TULIP_USE_SOFTINTR) if (progress) schednetisr(NETISR_DE); #endif #if !defined(TULIP_VOID_INTRFUNC) return progress; #endif } static tulip_intrfunc_t tulip_intr_normal( void *arg) { tulip_softc_t * sc = (tulip_softc_t *) arg; int progress = 0; #if defined(TULIP_DEBUG) sc->tulip_dbg.dbg_intrs++; #endif #if defined(TULIP_USE_SOFTINTR) tulip_hardintr_handler(sc, &progress); if (progress) schednetisr(NETISR_DE); #else tulip_intr_handler(sc, &progress); #endif #if !defined(TULIP_VOID_INTRFUNC) return progress; #endif } + +static struct mbuf * +tulip_mbuf_compress( + struct mbuf *m) +{ + struct mbuf *m0; +#if MCLBYTES >= ETHERMTU + 18 && !defined(BIG_PACKET) + MGETHDR(m0, M_DONTWAIT, MT_DATA); + if (m0 != NULL) { + if (m->m_pkthdr.len > MHLEN) { + MCLGET(m0, M_DONTWAIT); + if ((m0->m_flags & M_EXT) == 0) { + m_freem(m); + m_freem(m0); + return NULL; + } + } + m_copydata(m, 0, m->m_pkthdr.len, mtod(m0, caddr_t)); + m0->m_pkthdr.len = m0->m_len = m->m_pkthdr.len; + } +#else + int mlen = MHLEN; + int len = m->m_pkthdr.len; + struct mbuf **mp = &m0; + + while (len > 0) { + if (mlen == MHLEN) { + MGETHDR(*mp, M_DONTWAIT, MT_DATA); + } else { + MGET(*mp, M_DONTWAIT, MT_DATA); + } + if (*mp == NULL) { + m_freem(m0); + m0 = NULL; + break; + } + if (len > MLEN) { + MCLGET(*mp, M_DONTWAIT); + if (((*mp)->m_flags & M_EXT) == 0) { + m_freem(m0); + m0 = NULL; + break; + } + (*mp)->m_len = len <= MCLBYTES ? len : MCLBYTES; + } else { + (*mp)->m_len = len <= mlen ? len : mlen; + } + m_copydata(m, m->m_pkthdr.len - len, + (*mp)->m_len, mtod((*mp), caddr_t)); + len -= (*mp)->m_len; + mp = &(*mp)->m_next; + mlen = MLEN; + } +#endif + m_freem(m); + return m0; +} + +static struct mbuf * +tulip_txput( + tulip_softc_t * const sc, + struct mbuf *m) +{ + TULIP_PERFSTART(txput) + tulip_ringinfo_t * const ri = &sc->tulip_txinfo; + tulip_desc_t *eop, *nextout; + int segcnt, free; + u_int32_t d_status; + struct mbuf *m0; + +#if defined(TULIP_DEBUG) + if ((sc->tulip_cmdmode & TULIP_CMD_TXRUN) == 0) { + printf(TULIP_PRINTF_FMT ": txput%s: tx not running\n", + TULIP_PRINTF_ARGS, + (sc->tulip_flags & TULIP_TXPROBE_ACTIVE) ? "(probe)" : ""); + sc->tulip_flags |= TULIP_WANTTXSTART; + goto finish; + } +#endif + + /* + * Now we try to fill in our transmit descriptors. This is + * a bit reminiscent of going on the Ark two by two + * since each descriptor for the TULIP can describe + * two buffers. So we advance through packet filling + * each of the two entries at a time to to fill each + * descriptor. Clear the first and last segment bits + * in each descriptor (actually just clear everything + * but the end-of-ring or chain bits) to make sure + * we don't get messed up by previously sent packets. + * + * We may fail to put the entire packet on the ring if + * there is either not enough ring entries free or if the + * packet has more than MAX_TXSEG segments. In the former + * case we will just wait for the ring to empty. In the + * latter case we have to recopy. + */ + again: + d_status = 0; + eop = nextout = ri->ri_nextout; + m0 = m; + segcnt = 0; + free = ri->ri_free; + do { + int len = m0->m_len; + caddr_t addr = mtod(m0, caddr_t); + unsigned clsize = CLBYTES - (((u_long) addr) & (CLBYTES-1)); + + while (len > 0) { + unsigned slen = min(len, clsize); +#ifdef BIG_PACKET + int partial = 0; + if (slen >= 2048) + slen = 2040, partial = 1; +#endif + segcnt++; + if (segcnt > TULIP_MAX_TXSEG) { + /* + * The packet exceeds the number of transmit buffer + * entries that we can use for one packet, so we have + * recopy it into one mbuf and then try again. + */ + m = tulip_mbuf_compress(m); + if (m == NULL) + goto finish; + goto again; + } + if (segcnt & 1) { + if (--free == 0) { + /* + * See if there's any unclaimed space in the + * transmit ring. + */ + if ((free += tulip_tx_intr(sc)) == 0) { + /* + * There's no more room but since nothing + * has been committed at this point, just + * show output is active, put back the + * mbuf and return. + */ + sc->tulip_flags |= TULIP_WANTTXSTART; + goto finish; + } + } + eop = nextout; + if (++nextout == ri->ri_last) + nextout = ri->ri_first; + eop->d_flag &= TULIP_DFLAG_ENDRING|TULIP_DFLAG_CHAIN; + eop->d_status = d_status; + eop->d_addr1 = TULIP_KVATOPHYS(sc, addr); + eop->d_length1 = slen; + } else { + /* + * Fill in second half of descriptor + */ + eop->d_addr2 = TULIP_KVATOPHYS(sc, addr); + eop->d_length2 = slen; + } + d_status = TULIP_DSTS_OWNER; + len -= slen; + addr += slen; +#ifdef BIG_PACKET + if (partial) + continue; +#endif + clsize = CLBYTES; + } + } while ((m0 = m0->m_next) != NULL); + + + /* + * The descriptors have been filled in. Now get ready + * to transmit. + */ + IF_ENQUEUE(&sc->tulip_txq, m); + m = NULL; + + /* + * Make sure the next descriptor after this packet is owned + * by us since it may have been set up above if we ran out + * of room in the ring. + */ + nextout->d_status = 0; + + /* + * If we only used the first segment of the last descriptor, + * make sure the second segment will not be used. + */ + if (segcnt & 1) { + eop->d_addr2 = 0; + eop->d_length2 = 0; + } + + /* + * Mark the last and first segments, indicate we want a transmit + * complete interrupt, and tell it to transmit! + */ + eop->d_flag |= TULIP_DFLAG_TxLASTSEG|TULIP_DFLAG_TxWANTINTR; + + /* + * Note that ri->ri_nextout is still the start of the packet + * and until we set the OWNER bit, we can still back out of + * everything we have done. + */ + ri->ri_nextout->d_flag |= TULIP_DFLAG_TxFIRSTSEG; + ri->ri_nextout->d_status = TULIP_DSTS_OWNER; + + TULIP_CSR_WRITE(sc, csr_txpoll, 1); + + /* + * This advances the ring for us. + */ + ri->ri_nextout = nextout; + ri->ri_free = free; + + TULIP_PERFEND(txput); + + if (sc->tulip_flags & TULIP_TXPROBE_ACTIVE) { + sc->tulip_if.if_flags |= IFF_OACTIVE; + TULIP_PERFEND(txput); + return NULL; + } + + /* + * switch back to the single queueing ifstart. + */ + sc->tulip_flags &= ~TULIP_WANTTXSTART; + sc->tulip_if.if_start = tulip_ifstart_one; + if (sc->tulip_txtimer == 0) + sc->tulip_txtimer = TULIP_TXTIMER; + + /* + * If we want a txstart, there must be not enough space in the + * transmit ring. So we want to enable transmit done interrupts + * so we can immediately reclaim some space. When the transmit + * interrupt is posted, the interrupt handler will call tx_intr + * to reclaim space and then txstart (since WANTTXSTART is set). + * txstart will move the packet into the transmit ring and clear + * WANTTXSTART thereby causing TXINTR to be cleared. + */ + finish: + if (sc->tulip_flags & (TULIP_WANTTXSTART|TULIP_DOINGSETUP)) { + sc->tulip_if.if_flags |= IFF_OACTIVE; + sc->tulip_if.if_start = tulip_ifstart; + if ((sc->tulip_intrmask & TULIP_STS_TXINTR) == 0) { + sc->tulip_intrmask |= TULIP_STS_TXINTR; + TULIP_CSR_WRITE(sc, csr_intr, sc->tulip_intrmask); + } + } else if ((sc->tulip_flags & TULIP_PROMISC) == 0) { + if (sc->tulip_intrmask & TULIP_STS_TXINTR) { + sc->tulip_intrmask &= ~TULIP_STS_TXINTR; + TULIP_CSR_WRITE(sc, csr_intr, sc->tulip_intrmask); + } + } + TULIP_PERFEND(txput); + return m; +} + +static void +tulip_txput_setup( + tulip_softc_t * const sc) +{ + tulip_ringinfo_t * const ri = &sc->tulip_txinfo; + tulip_desc_t *nextout; + + /* + * We will transmit, at most, one setup packet per call to ifstart. + */ + +#if defined(TULIP_DEBUG) + if ((sc->tulip_cmdmode & TULIP_CMD_TXRUN) == 0) { + printf(TULIP_PRINTF_FMT ": txput_setup: tx not running\n", + TULIP_PRINTF_ARGS); + sc->tulip_flags |= TULIP_WANTTXSTART; + sc->tulip_if.if_start = tulip_ifstart; + return; + } +#endif + /* + * Try to reclaim some free descriptors.. + */ + if (ri->ri_free < 2) + tulip_tx_intr(sc); + if ((sc->tulip_flags & TULIP_DOINGSETUP) || ri->ri_free == 1) { + sc->tulip_flags |= TULIP_WANTTXSTART; + sc->tulip_if.if_start = tulip_ifstart; + return; + } + bcopy(sc->tulip_setupdata, sc->tulip_setupbuf, + sizeof(sc->tulip_setupbuf)); + /* + * Clear WANTSETUP and set DOINGSETUP. Set know that WANTSETUP is + * set and DOINGSETUP is clear doing an XOR of the two will DTRT. + */ + sc->tulip_flags ^= TULIP_WANTSETUP|TULIP_DOINGSETUP; + ri->ri_free--; + nextout = ri->ri_nextout; + nextout->d_flag &= TULIP_DFLAG_ENDRING|TULIP_DFLAG_CHAIN; + nextout->d_flag |= TULIP_DFLAG_TxFIRSTSEG|TULIP_DFLAG_TxLASTSEG + |TULIP_DFLAG_TxSETUPPKT|TULIP_DFLAG_TxWANTINTR; + if (sc->tulip_flags & TULIP_WANTHASHPERFECT) + nextout->d_flag |= TULIP_DFLAG_TxHASHFILT; + else if (sc->tulip_flags & TULIP_WANTHASHONLY) + nextout->d_flag |= TULIP_DFLAG_TxHASHFILT|TULIP_DFLAG_TxINVRSFILT; + + nextout->d_length1 = sizeof(sc->tulip_setupbuf); + nextout->d_addr1 = TULIP_KVATOPHYS(sc, sc->tulip_setupbuf); + nextout->d_length2 = 0; + nextout->d_addr2 = 0; + + /* + * Advance the ring for the next transmit packet. + */ + if (++ri->ri_nextout == ri->ri_last) + ri->ri_nextout = ri->ri_first; + + /* + * Make sure the next descriptor is owned by us since it + * may have been set up above if we ran out of room in the + * ring. + */ + ri->ri_nextout->d_status = 0; + nextout->d_status = TULIP_DSTS_OWNER; + TULIP_CSR_WRITE(sc, csr_txpoll, 1); + if ((sc->tulip_intrmask & TULIP_STS_TXINTR) == 0) { + sc->tulip_intrmask |= TULIP_STS_TXINTR; + TULIP_CSR_WRITE(sc, csr_intr, sc->tulip_intrmask); + } +} + /* * This routine is entered at splnet() (splsoftnet() on NetBSD) * and thereby imposes no problems when TULIP_USE_SOFTINTR is * defined or not. */ static int tulip_ifioctl( - struct ifnet * const ifp, + struct ifnet * ifp, ioctl_cmd_t cmd, caddr_t data) { + TULIP_PERFSTART(ifioctl) tulip_softc_t * const sc = TULIP_IFP_TO_SOFTC(ifp); struct ifaddr *ifa = (struct ifaddr *)data; struct ifreq *ifr = (struct ifreq *) data; tulip_spl_t s; int error = 0; #if defined(TULIP_USE_SOFTINTR) s = TULIP_RAISESOFTSPL(); #else s = TULIP_RAISESPL(); #endif switch (cmd) { case SIOCSIFADDR: { ifp->if_flags |= IFF_UP; switch(ifa->ifa_addr->sa_family) { #ifdef INET case AF_INET: { tulip_init(sc); TULIP_ARP_IFINIT(sc, ifa); break; } #endif /* INET */ #ifdef NS /* * This magic copied from if_is.c; I don't use XNS, * so I have no way of telling if this actually * works or not. */ case AF_NS: { struct ns_addr *ina = &(IA_SNS(ifa)->sns_addr); if (ns_nullhost(*ina)) { ina->x_host = *(union ns_host *)(sc->tulip_enaddr); } else { ifp->if_flags &= ~IFF_RUNNING; bcopy((caddr_t)ina->x_host.c_host, (caddr_t)sc->tulip_enaddr, sizeof(sc->tulip_enaddr)); } tulip_init(sc); break; } #endif /* NS */ default: { tulip_init(sc); break; } } break; } case SIOCGIFADDR: { bcopy((caddr_t) sc->tulip_enaddr, (caddr_t) ((struct sockaddr *)&ifr->ifr_data)->sa_data, 6); break; } case SIOCSIFFLAGS: { #if !defined(IFM_ETHER) int flags = 0; if (ifp->if_flags & IFF_LINK0) flags |= 1; if (ifp->if_flags & IFF_LINK1) flags |= 2; if (ifp->if_flags & IFF_LINK2) flags |= 4; if (flags == 7) { ifp->if_flags &= ~(IFF_LINK0|IFF_LINK1|IFF_LINK2); sc->tulip_media = TULIP_MEDIA_UNKNOWN; sc->tulip_probe_state = TULIP_PROBE_INACTIVE; sc->tulip_flags &= ~(TULIP_WANTRXACT|TULIP_LINKUP|TULIP_NOAUTOSENSE); tulip_reset(sc); } else if (flags) { tulip_media_t media; for (media = TULIP_MEDIA_UNKNOWN; media < TULIP_MEDIA_MAX; media++) { if (sc->tulip_mediums[media] != NULL && --flags == 0) { sc->tulip_flags |= TULIP_NOAUTOSENSE; if (sc->tulip_media != media || (sc->tulip_flags & TULIP_DIDNWAY)) { sc->tulip_flags &= ~TULIP_DIDNWAY; tulip_linkup(sc, media); } break; } } if (flags) - printf(TULIP_PRINTF_FMT ": ignored invalid media request\n"); + printf(TULIP_PRINTF_FMT ": ignored invalid media request\n", TULIP_PRINTF_ARGS); } #endif tulip_init(sc); break; } #if defined(SIOCSIFMEDIA) case SIOCSIFMEDIA: case SIOCGIFMEDIA: { error = ifmedia_ioctl(ifp, ifr, &sc->tulip_ifmedia, cmd); break; } #endif case SIOCADDMULTI: case SIOCDELMULTI: { /* * Update multicast listeners */ if (cmd == SIOCADDMULTI) error = ether_addmulti(ifr, TULIP_ETHERCOM(sc)); else error = ether_delmulti(ifr, TULIP_ETHERCOM(sc)); if (error == ENETRESET) { tulip_addr_filter(sc); /* reset multicast filtering */ tulip_init(sc); error = 0; } break; } #if defined(SIOCSIFMTU) #if !defined(ifr_mtu) #define ifr_mtu ifr_metric #endif case SIOCSIFMTU: /* * Set the interface MTU. */ if (ifr->ifr_mtu > ETHERMTU #ifdef BIG_PACKET && sc->tulip_chipid != TULIP_21140 && sc->tulip_chipid != TULIP_21140A && sc->tulip_chipid != TULIP_21041 #endif ) { error = EINVAL; break; } ifp->if_mtu = ifr->ifr_mtu; #ifdef BIG_PACKET tulip_reset(sc); tulip_init(sc); #endif break; #endif /* SIOCSIFMTU */ #ifdef SIOCGADDRROM case SIOCGADDRROM: { error = copyout(sc->tulip_rombuf, ifr->ifr_data, sizeof(sc->tulip_rombuf)); break; } #endif #ifdef SIOCGCHIPID case SIOCGCHIPID: { ifr->ifr_metric = (int) sc->tulip_chipid; break; } #endif default: { error = EINVAL; break; } } TULIP_RESTORESPL(s); + TULIP_PERFEND(ifioctl); return error; } /* - * This routine gets called at device spl (from ether_output). This might + * These routines gets called at device spl (from ether_output). This might * pose a problem for TULIP_USE_SOFTINTR if ether_output is called at * device spl from another driver. */ + static ifnet_ret_t tulip_ifstart( struct ifnet * const ifp) { + TULIP_PERFSTART(ifstart) tulip_softc_t * const sc = TULIP_IFP_TO_SOFTC(ifp); - struct ifqueue * const ifq = &ifp->if_snd; - tulip_ringinfo_t * const ri = &sc->tulip_txinfo; - struct mbuf *m, *m0, *next_m0; - - if ((ifp->if_flags & IFF_RUNNING) == 0 - && (sc->tulip_flags & TULIP_TXPROBE_ACTIVE) == 0) - return; - - for (;;) { - tulip_desc_t *eop, *nextout; - int segcnt, free, recopy; - u_int32_t d_status; - if ((sc->tulip_flags & (TULIP_WANTSETUP|TULIP_TXPROBE_ACTIVE)) == TULIP_WANTSETUP) { -#if defined(TULIP_DEBUG) - if ((sc->tulip_cmdmode & TULIP_CMD_TXRUN) == 0) { - printf(TULIP_PRINTF_FMT ": ifstart: tx not running\n", - TULIP_PRINTF_ARGS); - ifp->if_flags |= IFF_OACTIVE; - return; - } -#endif - if ((sc->tulip_flags & TULIP_DOINGSETUP) || ri->ri_free == 1) { - ifp->if_flags |= IFF_OACTIVE; - return; - } - bcopy(sc->tulip_setupdata, sc->tulip_setupbuf, - sizeof(sc->tulip_setupbuf)); - sc->tulip_flags &= ~TULIP_WANTSETUP; - sc->tulip_flags |= TULIP_DOINGSETUP; - ri->ri_free--; - nextout = ri->ri_nextout; - nextout->d_flag &= TULIP_DFLAG_ENDRING|TULIP_DFLAG_CHAIN; - nextout->d_flag |= TULIP_DFLAG_TxFIRSTSEG|TULIP_DFLAG_TxLASTSEG - |TULIP_DFLAG_TxSETUPPKT|TULIP_DFLAG_TxWANTINTR; - if (sc->tulip_flags & TULIP_WANTHASHPERFECT) - nextout->d_flag |= TULIP_DFLAG_TxHASHFILT; - else if (sc->tulip_flags & TULIP_WANTHASHONLY) - nextout->d_flag |= TULIP_DFLAG_TxHASHFILT|TULIP_DFLAG_TxINVRSFILT; - nextout->d_length1 = sizeof(sc->tulip_setupbuf); - nextout->d_addr1 = TULIP_KVATOPHYS(sc, sc->tulip_setupbuf); - nextout->d_length2 = 0; - nextout->d_addr2 = 0; - /* - * Advance the ring for the next transmit packet. - */ - if (++ri->ri_nextout == ri->ri_last) - ri->ri_nextout = ri->ri_first; - /* - * Make sure the next descriptor is owned by us since it - * may have been set up above if we ran out of room in the - * ring. - */ - ri->ri_nextout->d_status = 0; - nextout->d_status = TULIP_DSTS_OWNER; - TULIP_CSR_WRITE(sc, csr_txpoll, 1); - } + if (sc->tulip_if.if_flags & IFF_RUNNING) { - IF_DEQUEUE(ifq, m); - if (m == NULL) - break; + if ((sc->tulip_flags & (TULIP_WANTSETUP|TULIP_TXPROBE_ACTIVE)) == TULIP_WANTSETUP) + tulip_txput_setup(sc); -#if defined(TULIP_DEBUG) - if ((sc->tulip_cmdmode & TULIP_CMD_TXRUN) == 0) { - printf(TULIP_PRINTF_FMT ": ifstart%s: tx not running\n", - TULIP_PRINTF_ARGS, - (sc->tulip_flags & TULIP_TXPROBE_ACTIVE) ? "(probe)" : ""); - ifp->if_flags |= IFF_OACTIVE; - IF_PREPEND(ifq, m); - return; - } -#endif - - /* - * Now we try to fill in our transmit descriptors. This is - * a bit reminiscent of going on the Ark two by two - * since each descriptor for the TULIP can describe - * two buffers. So we advance through packet filling - * each of the two entries at a time to to fill each - * descriptor. Clear the first and last segment bits - * in each descriptor (actually just clear everything - * but the end-of-ring or chain bits) to make sure - * we don't get messed up by previously sent packets. - * - * We may fail to put the entire packet on the ring if - * there is either not enough ring entries free or if the - * packet has more than MAX_TXSEG segments. In the former - * case we will just wait for the ring to empty. In the - * latter case we have to recopy. - */ - d_status = 0; - recopy = 0; - eop = nextout = ri->ri_nextout; - m0 = m; - segcnt = 0; - free = ri->ri_free; - do { - int len = m0->m_len; - caddr_t addr = mtod(m0, caddr_t); - unsigned clsize = CLBYTES - (((u_long) addr) & (CLBYTES-1)); - - next_m0 = m0->m_next; - while (len > 0) { - unsigned slen = min(len, clsize); -#ifdef BIG_PACKET - int partial = 0; - if (slen >= 2048) - slen = 2040, partial = 1; -#endif - segcnt++; - if (segcnt > TULIP_MAX_TXSEG) { - recopy = 1; - next_m0 = NULL; /* to break out of outside loop */ - break; - } - if (segcnt & 1) { - if (--free == 0) { - /* - * There's no more room but since nothing - * has been committed at this point, just - * show output is active, put back the - * mbuf and return. - */ - ifp->if_flags |= IFF_OACTIVE; - IF_PREPEND(ifq, m); - return; - } - eop = nextout; - if (++nextout == ri->ri_last) - nextout = ri->ri_first; - eop->d_flag &= TULIP_DFLAG_ENDRING|TULIP_DFLAG_CHAIN; - eop->d_status = d_status; - eop->d_addr1 = TULIP_KVATOPHYS(sc, addr); - eop->d_length1 = slen; - } else { - /* - * Fill in second half of descriptor - */ - eop->d_addr2 = TULIP_KVATOPHYS(sc, addr); - eop->d_length2 = slen; - } - d_status = TULIP_DSTS_OWNER; - len -= slen; - addr += slen; -#ifdef BIG_PACKET - if (partial) - continue; -#endif - clsize = CLBYTES; - } - } while ((m0 = next_m0) != NULL); - - /* - * The packet exceeds the number of transmit buffer - * entries that we can use for one packet, so we have - * recopy it into one mbuf and then try again. - */ - if (recopy) { - MGETHDR(m0, M_DONTWAIT, MT_DATA); - if (m0 != NULL) { - if (m->m_pkthdr.len > MHLEN) { - MCLGET(m0, M_DONTWAIT); - if ((m0->m_flags & M_EXT) == 0) { - m_freem(m); - m_freem(m0); - continue; - } - } - m_copydata(m, 0, m->m_pkthdr.len, mtod(m0, caddr_t)); - m0->m_pkthdr.len = m0->m_len = m->m_pkthdr.len; - IF_PREPEND(ifq, m0); + while (sc->tulip_if.if_snd.ifq_head != NULL) { + struct mbuf *m; + IF_DEQUEUE(&sc->tulip_if.if_snd, m); + if ((m = tulip_txput(sc, m)) != NULL) { + IF_PREPEND(&sc->tulip_if.if_snd, m); + break; } - m_freem(m); - continue; } + } - /* - * The descriptors have been filled in. Now get ready - * to transmit. - */ -#if NBPFILTER > 0 - if (sc->tulip_bpf != NULL) - TULIP_BPF_MTAP(sc, m); -#endif - IF_ENQUEUE(&sc->tulip_txq, m); - - /* - * Make sure the next descriptor after this packet is owned - * by us since it may have been set up above if we ran out - * of room in the ring. - */ - nextout->d_status = 0; - - /* - * If we only used the first segment of the last descriptor, - * make sure the second segment will not be used. - */ - if (segcnt & 1) { - eop->d_addr2 = 0; - eop->d_length2 = 0; - } - - /* - * Mark the last and first segments, indicate we want a transmit - * complete interrupt, give the descriptors to the TULIP, and tell - * it to transmit! - */ - eop->d_flag |= TULIP_DFLAG_TxLASTSEG|TULIP_DFLAG_TxWANTINTR; - - /* - * Note that ri->ri_nextout is still the start of the packet - * and until we set the OWNER bit, we can still back out of - * everything we have done. - */ - ri->ri_nextout->d_flag |= TULIP_DFLAG_TxFIRSTSEG; - ri->ri_nextout->d_status = TULIP_DSTS_OWNER; - - /* - * This advances the ring for us. - */ - ri->ri_nextout = nextout; - ri->ri_free = free; + TULIP_PERFEND(ifstart); +} - TULIP_CSR_WRITE(sc, csr_txpoll, 1); +static ifnet_ret_t +tulip_ifstart_one( + struct ifnet * const ifp) +{ + TULIP_PERFSTART(ifstart_one) + tulip_softc_t * const sc = TULIP_IFP_TO_SOFTC(ifp); - if (sc->tulip_flags & TULIP_TXPROBE_ACTIVE) { - ifp->if_flags |= IFF_OACTIVE; - return; - } - if (sc->tulip_txtimer == 0) - sc->tulip_txtimer = TULIP_TXTIMER; - } - if (m != NULL) { - ifp->if_flags |= IFF_OACTIVE; - IF_PREPEND(ifq, m); + if ((sc->tulip_if.if_flags & IFF_RUNNING) + && sc->tulip_if.if_snd.ifq_head != NULL) { + struct mbuf *m; + IF_DEQUEUE(&sc->tulip_if.if_snd, m); + if ((m = tulip_txput(sc, m)) != NULL) + IF_PREPEND(&sc->tulip_if.if_snd, m); } + TULIP_PERFEND(ifstart_one); } /* * Even though this routine runs at device spl, it does not break * our use of splnet (splsoftnet under NetBSD) for the majority * of this driver (if TULIP_USE_SOFTINTR defined) since * if_watcbog is called from if_watchdog which is called from * splsoftclock which is below spl[soft]net. */ static void tulip_ifwatchdog( struct ifnet *ifp) { + TULIP_PERFSTART(ifwatchdog) tulip_softc_t * const sc = TULIP_IFP_TO_SOFTC(ifp); #if defined(TULIP_DEBUG) u_int32_t rxintrs = sc->tulip_dbg.dbg_rxintrs - sc->tulip_dbg.dbg_last_rxintrs; if (rxintrs > sc->tulip_dbg.dbg_high_rxintrs_hz) sc->tulip_dbg.dbg_high_rxintrs_hz = rxintrs; sc->tulip_dbg.dbg_last_rxintrs = sc->tulip_dbg.dbg_rxintrs; #endif /* TULIP_DEBUG */ sc->tulip_if.if_timer = 1; /* * These should be rare so do a bulk test up front so we can just skip * them if needed. */ if (sc->tulip_flags & (TULIP_SYSTEMERROR|TULIP_RXBUFSLOW|TULIP_NOMESSAGES)) { /* * If the number of receive buffer is low, try to refill */ if (sc->tulip_flags & TULIP_RXBUFSLOW) tulip_rx_intr(sc); if (sc->tulip_flags & TULIP_SYSTEMERROR) { printf(TULIP_PRINTF_FMT ": %d system errors: last was %s\n", TULIP_PRINTF_ARGS, sc->tulip_system_errors, tulip_system_errors[sc->tulip_last_system_error]); } if (sc->tulip_statusbits) { tulip_print_abnormal_interrupt(sc, sc->tulip_statusbits); sc->tulip_statusbits = 0; } sc->tulip_flags &= ~(TULIP_NOMESSAGES|TULIP_SYSTEMERROR); } + if (sc->tulip_txtimer) + tulip_tx_intr(sc); if (sc->tulip_txtimer && --sc->tulip_txtimer == 0) { printf(TULIP_PRINTF_FMT ": transmission timeout\n", TULIP_PRINTF_ARGS); if (TULIP_DO_AUTOSENSE(sc)) { sc->tulip_media = TULIP_MEDIA_UNKNOWN; sc->tulip_probe_state = TULIP_PROBE_INACTIVE; sc->tulip_flags &= ~(TULIP_WANTRXACT|TULIP_LINKUP); } tulip_reset(sc); tulip_init(sc); } + + TULIP_PERFEND(ifwatchdog); + TULIP_PERFMERGE(sc, perf_intr_cycles); + TULIP_PERFMERGE(sc, perf_ifstart_cycles); + TULIP_PERFMERGE(sc, perf_ifioctl_cycles); + TULIP_PERFMERGE(sc, perf_ifwatchdog_cycles); + TULIP_PERFMERGE(sc, perf_timeout_cycles); + TULIP_PERFMERGE(sc, perf_ifstart_one_cycles); + TULIP_PERFMERGE(sc, perf_txput_cycles); + TULIP_PERFMERGE(sc, perf_txintr_cycles); + TULIP_PERFMERGE(sc, perf_rxintr_cycles); + TULIP_PERFMERGE(sc, perf_rxget_cycles); + TULIP_PERFMERGE(sc, perf_intr); + TULIP_PERFMERGE(sc, perf_ifstart); + TULIP_PERFMERGE(sc, perf_ifioctl); + TULIP_PERFMERGE(sc, perf_ifwatchdog); + TULIP_PERFMERGE(sc, perf_timeout); + TULIP_PERFMERGE(sc, perf_ifstart_one); + TULIP_PERFMERGE(sc, perf_txput); + TULIP_PERFMERGE(sc, perf_txintr); + TULIP_PERFMERGE(sc, perf_rxintr); + TULIP_PERFMERGE(sc, perf_rxget); } + #if defined(__bsdi__) || (defined(__FreeBSD__) && BSD < 199506) static ifnet_ret_t tulip_ifwatchdog_wrapper( int unit) { tulip_ifwatchdog(&TULIP_UNIT_TO_SOFTC(unit)->tulip_if); } #define tulip_ifwatchdog tulip_ifwatchdog_wrapper #endif /* * All printf's are real as of now! */ #ifdef printf #undef printf #endif #if !defined(IFF_NOTRAILERS) #define IFF_NOTRAILERS 0 #endif static void tulip_attach( tulip_softc_t * const sc) { struct ifnet * const ifp = &sc->tulip_if; ifp->if_flags = IFF_BROADCAST|IFF_SIMPLEX|IFF_NOTRAILERS|IFF_MULTICAST; ifp->if_ioctl = tulip_ifioctl; ifp->if_start = tulip_ifstart; ifp->if_watchdog = tulip_ifwatchdog; ifp->if_timer = 1; #if !defined(__bsdi__) || _BSDI_VERSION < 199401 ifp->if_output = ether_output; #endif #if defined(__bsdi__) && _BSDI_VERSION < 199401 ifp->if_mtu = ETHERMTU; #endif #if defined(__bsdi__) && _BSDI_VERSION >= 199510 aprint_naive(": DEC Ethernet"); aprint_normal(": %s%s", sc->tulip_boardid, tulip_chipdescs[sc->tulip_chipid]); aprint_verbose(" pass %d.%d", (sc->tulip_revinfo & 0xF0) >> 4, sc->tulip_revinfo & 0x0F); printf("\n"); sc->tulip_pf = aprint_normal; aprint_normal(TULIP_PRINTF_FMT ": address " TULIP_EADDR_FMT "\n", TULIP_PRINTF_ARGS, TULIP_EADDR_ARGS(sc->tulip_enaddr)); #else printf( #if defined(__bsdi__) "\n" #endif TULIP_PRINTF_FMT ": %s%s pass %d.%d\n", TULIP_PRINTF_ARGS, sc->tulip_boardid, tulip_chipdescs[sc->tulip_chipid], (sc->tulip_revinfo & 0xF0) >> 4, sc->tulip_revinfo & 0x0F); printf(TULIP_PRINTF_FMT ": address " TULIP_EADDR_FMT "\n", TULIP_PRINTF_ARGS, TULIP_EADDR_ARGS(sc->tulip_enaddr)); #endif #if defined(__alpha__) /* * In case the SRM console told us about a bogus media, * we need to check to be safe. */ if (sc->tulip_mediums[sc->tulip_media] == NULL) sc->tulip_media = TULIP_MEDIA_UNKNOWN; #endif (*sc->tulip_boardsw->bd_media_probe)(sc); #if defined(IFM_ETHER) ifmedia_init(&sc->tulip_ifmedia, 0, tulip_ifmedia_change, tulip_ifmedia_status); #else { tulip_media_t media; int cnt; printf(TULIP_PRINTF_FMT ": media:", TULIP_PRINTF_ARGS); for (media = TULIP_MEDIA_UNKNOWN, cnt = 1; cnt < 7 && media < TULIP_MEDIA_MAX; media++) { if (sc->tulip_mediums[media] != NULL) { printf(" %d=\"%s\"", cnt, tulip_mediums[media]); cnt++; } } if (cnt == 1) { sc->tulip_features |= TULIP_HAVE_NOMEDIA; printf(" none\n"); } else { printf("\n"); } } #endif sc->tulip_flags &= ~TULIP_DEVICEPROBE; #if defined(IFM_ETHER) tulip_ifmedia_add(sc); #endif tulip_reset(sc); #if defined(__bsdi__) && _BSDI_VERSION >= 199510 sc->tulip_pf = printf; TULIP_ETHER_IFATTACH(sc); #else if_attach(ifp); #if defined(__NetBSD__) || (defined(__FreeBSD__) && BSD >= 199506) TULIP_ETHER_IFATTACH(sc); #endif #endif /* __bsdi__ */ #if NBPFILTER > 0 TULIP_BPF_ATTACH(sc); #endif } static void tulip_initcsrs( tulip_softc_t * const sc, tulip_csrptr_t csr_base, size_t csr_size) { sc->tulip_csrs.csr_busmode = csr_base + 0 * csr_size; sc->tulip_csrs.csr_txpoll = csr_base + 1 * csr_size; sc->tulip_csrs.csr_rxpoll = csr_base + 2 * csr_size; sc->tulip_csrs.csr_rxlist = csr_base + 3 * csr_size; sc->tulip_csrs.csr_txlist = csr_base + 4 * csr_size; sc->tulip_csrs.csr_status = csr_base + 5 * csr_size; sc->tulip_csrs.csr_command = csr_base + 6 * csr_size; sc->tulip_csrs.csr_intr = csr_base + 7 * csr_size; sc->tulip_csrs.csr_missed_frames = csr_base + 8 * csr_size; sc->tulip_csrs.csr_9 = csr_base + 9 * csr_size; sc->tulip_csrs.csr_10 = csr_base + 10 * csr_size; sc->tulip_csrs.csr_11 = csr_base + 11 * csr_size; sc->tulip_csrs.csr_12 = csr_base + 12 * csr_size; sc->tulip_csrs.csr_13 = csr_base + 13 * csr_size; sc->tulip_csrs.csr_14 = csr_base + 14 * csr_size; sc->tulip_csrs.csr_15 = csr_base + 15 * csr_size; #if defined(TULIP_EISA) sc->tulip_csrs.csr_enetrom = csr_base + DE425_ENETROM_OFFSET; #endif } static void tulip_initring( tulip_softc_t * const sc, tulip_ringinfo_t * const ri, tulip_desc_t *descs, int ndescs) { ri->ri_max = ndescs; ri->ri_first = descs; ri->ri_last = ri->ri_first + ri->ri_max; bzero((caddr_t) ri->ri_first, sizeof(ri->ri_first[0]) * ri->ri_max); ri->ri_last[-1].d_flag = TULIP_DFLAG_ENDRING; } /* * This is the PCI configuration support. Since the 21040 is available * on both EISA and PCI boards, one must be careful in how defines the * 21040 in the config file. */ #define PCI_CFID 0x00 /* Configuration ID */ #define PCI_CFCS 0x04 /* Configurtion Command/Status */ #define PCI_CFRV 0x08 /* Configuration Revision */ #define PCI_CFLT 0x0c /* Configuration Latency Timer */ #define PCI_CBIO 0x10 /* Configuration Base IO Address */ #define PCI_CBMA 0x14 /* Configuration Base Memory Address */ #define PCI_CFIT 0x3c /* Configuration Interrupt */ #define PCI_CFDA 0x40 /* Configuration Driver Area */ #if defined(TULIP_EISA) static const int tulip_eisa_irqs[4] = { IRQ5, IRQ9, IRQ10, IRQ11 }; #endif #if defined(__FreeBSD__) #define TULIP_PCI_ATTACH_ARGS pcici_t config_id, int unit #define TULIP_SHUTDOWN_ARGS int howto, void * arg #if defined(TULIP_DEVCONF) static void tulip_shutdown(TULIP_SHUTDOWN_ARGS); static int tulip_pci_shutdown( struct kern_devconf * const kdc, int force) { if (kdc->kdc_unit < TULIP_MAX_DEVICES) { tulip_softc_t * const sc = TULIP_UNIT_TO_SOFTC(kdc->kdc_unit); if (sc != NULL) tulip_shutdown(0, sc); } (void) dev_detach(kdc); return 0; } #endif static char* tulip_pci_probe( pcici_t config_id, pcidi_t device_id) { if (PCI_VENDORID(device_id) != DEC_VENDORID) return NULL; if (PCI_CHIPID(device_id) == CHIPID_21040) return "Digital 21040 Ethernet"; if (PCI_CHIPID(device_id) == CHIPID_21041) return "Digital 21041 Ethernet"; if (PCI_CHIPID(device_id) == CHIPID_21140) { u_int32_t revinfo = pci_conf_read(config_id, PCI_CFRV) & 0xFF; if (revinfo >= 0x20) return "Digital 21140A Fast Ethernet"; else return "Digital 21140 Fast Ethernet"; } if (PCI_CHIPID(device_id) == CHIPID_21142) { u_int32_t revinfo = pci_conf_read(config_id, PCI_CFRV) & 0xFF; if (revinfo >= 0x20) return "Digital 21143 Fast Ethernet"; else return "Digital 21142 Fast Ethernet"; } return NULL; } static void tulip_pci_attach(TULIP_PCI_ATTACH_ARGS); static u_long tulip_pci_count; struct pci_device dedevice = { "de", tulip_pci_probe, tulip_pci_attach, &tulip_pci_count, #if defined(TULIP_DEVCONF) tulip_pci_shutdown, #endif }; DATA_SET (pcidevice_set, dedevice); #endif /* __FreeBSD__ */ #if defined(__bsdi__) #define TULIP_PCI_ATTACH_ARGS struct device * const parent, struct device * const self, void * const aux #define TULIP_SHUTDOWN_ARGS void *arg static int tulip_pci_match( pci_devaddr_t *pa) { int irq; unsigned id; id = pci_inl(pa, PCI_VENDOR_ID); if (PCI_VENDORID(id) != DEC_VENDORID) return 0; id = PCI_CHIPID(id); if (id != CHIPID_21040 && id != CHIPID_21041 && id != CHIPID_21140 && id != CHIPID_21142) return 0; irq = pci_inl(pa, PCI_I_LINE) & 0xFF; if (irq == 0 || irq >= 16) { printf("de?: invalid IRQ %d; skipping\n", irq); return 0; } return 1; } static int tulip_probe( struct device *parent, struct cfdata *cf, void *aux) { struct isa_attach_args * const ia = (struct isa_attach_args *) aux; unsigned irq, slot; pci_devaddr_t *pa; #if _BSDI_VERSION >= 199401 switch (ia->ia_bustype) { case BUS_PCI: #endif pa = pci_scan(tulip_pci_match); if (pa == NULL) return 0; irq = (1 << (pci_inl(pa, PCI_I_LINE) & 0xFF)); /* Get the base address; assume the BIOS set it up correctly */ #if defined(TULIP_IOMAPPED) ia->ia_maddr = NULL; ia->ia_msize = 0; ia->ia_iobase = pci_inl(pa, PCI_CBIO) & ~7; pci_outl(pa, PCI_CBIO, 0xFFFFFFFF); ia->ia_iosize = ((~pci_inl(pa, PCI_CBIO)) | 7) + 1; pci_outl(pa, PCI_CBIO, (int) ia->ia_iobase); /* Disable memory space access */ pci_outl(pa, PCI_COMMAND, pci_inl(pa, PCI_COMMAND) & ~2); #else ia->ia_maddr = (caddr_t) (pci_inl(pa, PCI_CBMA) & ~7); pci_outl(pa, PCI_CBMA, 0xFFFFFFFF); ia->ia_msize = ((~pci_inl(pa, PCI_CBMA)) | 7) + 1; pci_outl(pa, PCI_CBMA, (int) ia->ia_maddr); ia->ia_iobase = 0; ia->ia_iosize = 0; /* Disable I/O space access */ pci_outl(pa, PCI_COMMAND, pci_inl(pa, PCI_COMMAND) & ~1); #endif /* TULIP_IOMAPPED */ ia->ia_aux = (void *) pa; #if _BSDI_VERSION >= 199401 break; #if defined(TULIP_EISA) case BUS_EISA: { unsigned tmp; if ((slot = eisa_match(cf, ia)) == 0) return 0; ia->ia_iobase = slot << 12; ia->ia_iosize = EISA_NPORT; eisa_slotalloc(slot); tmp = inb(ia->ia_iobase + DE425_CFG0); irq = tulip_eisa_irqs[(tmp >> 1) & 0x03]; /* * Until BSD/OS likes level interrupts, force * the DE425 into edge-triggered mode. */ if ((tmp & 1) == 0) outb(ia->ia_iobase + DE425_CFG0, tmp | 1); /* * CBIO needs to map to the EISA slot * enable I/O access and Master */ outl(ia->ia_iobase + DE425_CBIO, ia->ia_iobase); outl(ia->ia_iobase + DE425_CFCS, 5 | inl(ia->ia_iobase + DE425_CFCS)); ia->ia_aux = NULL; break; } #endif /* TULIP_EISA */ default: return 0; } #endif /* PCI bus masters don't use host DMA channels */ ia->ia_drq = DRQNONE; if (ia->ia_irq != IRQUNK && irq != ia->ia_irq) { printf("de%d: error: desired IRQ of %d does not match device's " "actual IRQ of %d,\n", cf->cf_unit, ffs(ia->ia_irq) - 1, ffs(irq) - 1); return 0; } if (ia->ia_irq == IRQUNK) ia->ia_irq = irq; #ifdef IRQSHARE ia->ia_irq |= IRQSHARE; #endif return 1; } static void tulip_pci_attach(TULIP_PCI_ATTACH_ARGS); #if defined(TULIP_EISA) static char *tulip_eisa_ids[] = { "DEC4250", NULL }; #endif struct cfdriver decd = { 0, "de", tulip_probe, tulip_pci_attach, #if _BSDI_VERSION >= 199401 DV_IFNET, #endif sizeof(tulip_softc_t), #if defined(TULIP_EISA) tulip_eisa_ids #endif }; #endif /* __bsdi__ */ #if defined(__NetBSD__) #define TULIP_PCI_ATTACH_ARGS struct device * const parent, struct device * const self, void * const aux #define TULIP_SHUTDOWN_ARGS void *arg static int tulip_pci_probe( struct device *parent, #ifdef __BROKEN_INDIRECT_CONFIG void *match, #else struct cfdata *match, #endif void *aux) { struct pci_attach_args *pa = (struct pci_attach_args *) aux; if (PCI_VENDORID(pa->pa_id) != DEC_VENDORID) return 0; if (PCI_CHIPID(pa->pa_id) == CHIPID_21040 || PCI_CHIPID(pa->pa_id) == CHIPID_21041 || PCI_CHIPID(pa->pa_id) == CHIPID_21140 || PCI_CHIPID(pa->pa_id) == CHIPID_21142) return 1; return 0; } static void tulip_pci_attach(TULIP_PCI_ATTACH_ARGS); struct cfattach de_ca = { sizeof(tulip_softc_t), tulip_pci_probe, tulip_pci_attach }; struct cfdriver de_cd = { 0, "de", DV_IFNET }; #endif /* __NetBSD__ */ static void tulip_shutdown( TULIP_SHUTDOWN_ARGS) { tulip_softc_t * const sc = arg; TULIP_CSR_WRITE(sc, csr_busmode, TULIP_BUSMODE_SWRESET); DELAY(10); /* Wait 10 microseconds (actually 50 PCI cycles but at 33MHz that comes to two microseconds but wait a bit longer anyways) */ } static void tulip_pci_attach( TULIP_PCI_ATTACH_ARGS) { #if defined(__FreeBSD__) tulip_softc_t *sc; #define PCI_CONF_WRITE(r, v) pci_conf_write(config_id, (r), (v)) #define PCI_CONF_READ(r) pci_conf_read(config_id, (r)) #define PCI_GETBUSDEVINFO(sc) ((void)((sc)->tulip_pci_busno = ((config_id.cfg1 >> 16) & 0xFF), /* XXX */ \ (sc)->tulip_pci_devno = ((config_id.cfg1 >> 11) & 0x1F))) /* XXX */ #endif #if defined(__bsdi__) tulip_softc_t * const sc = (tulip_softc_t *) self; struct isa_attach_args * const ia = (struct isa_attach_args *) aux; pci_devaddr_t *pa = (pci_devaddr_t *) ia->ia_aux; const int unit = sc->tulip_dev.dv_unit; #define PCI_CONF_WRITE(r, v) pci_outl(pa, (r), (v)) #define PCI_CONF_READ(r) pci_inl(pa, (r)) #define PCI_GETBUSDEVINFO(sc) ((void)((sc)->tulip_pci_busno = pa->d_bus, \ (sc)->tulip_pci_devno = pa->d_agent)) #endif #if defined(__NetBSD__) tulip_softc_t * const sc = (tulip_softc_t *) self; struct pci_attach_args * const pa = (struct pci_attach_args *) aux; const int unit = sc->tulip_dev.dv_unit; #define PCI_CONF_WRITE(r, v) pci_conf_write(pa->pa_pc, pa->pa_tag, (r), (v)) #define PCI_CONF_READ(r) pci_conf_read(pa->pa_pc, pa->pa_tag, (r)) #define PCI_GETBUSDEVINFO(sc) do { \ - int busno, devno, funcno; \ - pci_decompose_tag(pa->pa_pc, pa->pa_tag, &busno, &devno, &funcno); \ - (sc)->tulip_pci_busno = busno; \ - (sc)->tulip_pci_devno = devno; \ + (sc)->tulip_pci_busno = parent; \ + (sc)->tulip_pci_devno = pa->pa_device; \ } while (0) #endif /* __NetBSD__ */ int retval, idx; u_int32_t revinfo, cfdainfo, id; #if !defined(TULIP_IOMAPPED) && defined(__FreeBSD__) vm_offset_t pa_csrs; #endif unsigned csroffset = TULIP_PCI_CSROFFSET; unsigned csrsize = TULIP_PCI_CSRSIZE; tulip_csrptr_t csr_base; tulip_chipid_t chipid = TULIP_CHIPID_UNKNOWN; if (unit >= TULIP_MAX_DEVICES) { #ifdef __FreeBSD__ printf("de%d", unit); #endif printf(": not configured; limit of %d reached or exceeded\n", TULIP_MAX_DEVICES); return; } #if defined(__bsdi__) if (pa != NULL) { revinfo = pci_inl(pa, PCI_CFRV) & 0xFF; id = pci_inl(pa, PCI_CFID); cfdainfo = pci_inl(pa, PCI_CFDA); #if defined(TULIP_EISA) } else { revinfo = inl(ia->ia_iobase + DE425_CFRV) & 0xFF; csroffset = TULIP_EISA_CSROFFSET; csrsize = TULIP_EISA_CSRSIZE; chipid = TULIP_DE425; cfdainfo = 0; #endif /* TULIP_EISA */ } #else /* __bsdi__ */ revinfo = PCI_CONF_READ(PCI_CFRV) & 0xFF; id = PCI_CONF_READ(PCI_CFID); cfdainfo = PCI_CONF_READ(PCI_CFDA); #endif /* __bsdi__ */ if (PCI_VENDORID(id) == DEC_VENDORID) { if (PCI_CHIPID(id) == CHIPID_21040) chipid = TULIP_21040; else if (PCI_CHIPID(id) == CHIPID_21140) { chipid = (revinfo >= 0x20) ? TULIP_21140A : TULIP_21140; } else if (PCI_CHIPID(id) == CHIPID_21142) { chipid = (revinfo >= 0x20) ? TULIP_21143 : TULIP_21142; } else if (PCI_CHIPID(id) == CHIPID_21041) chipid = TULIP_21041; else if (PCI_CHIPID(id) == CHIPID_21142) chipid = TULIP_21142; } if (chipid == TULIP_CHIPID_UNKNOWN) return; if ((chipid == TULIP_21040 || chipid == TULIP_DE425) && revinfo < 0x20) { #ifdef __FreeBSD__ printf("de%d", unit); #endif printf(": not configured; 21040 pass 2.0 required (%d.%d found)\n", revinfo >> 4, revinfo & 0x0f); return; } else if (chipid == TULIP_21140 && revinfo < 0x11) { #ifndef __FreeBSD__ printf("\n"); #endif printf("de%d: not configured; 21140 pass 1.1 required (%d.%d found)\n", unit, revinfo >> 4, revinfo & 0x0f); return; } #if defined(__FreeBSD__) sc = (tulip_softc_t *) malloc(sizeof(*sc), M_DEVBUF, M_NOWAIT); if (sc == NULL) return; bzero(sc, sizeof(*sc)); /* Zero out the softc*/ #endif PCI_GETBUSDEVINFO(sc); sc->tulip_chipid = chipid; sc->tulip_flags |= TULIP_DEVICEPROBE; if (chipid == TULIP_21140 || chipid == TULIP_21140A) - sc->tulip_features |= TULIP_HAVE_GPR; + sc->tulip_features |= TULIP_HAVE_GPR|TULIP_HAVE_STOREFWD; if (chipid == TULIP_21140A && revinfo <= 0x22) sc->tulip_features |= TULIP_HAVE_RXBADOVRFLW; if (chipid == TULIP_21140) sc->tulip_features |= TULIP_HAVE_BROKEN_HASH; if (chipid != TULIP_21040 && chipid != TULIP_DE425 && chipid != TULIP_21140) sc->tulip_features |= TULIP_HAVE_POWERMGMT; if (chipid == TULIP_21041 || chipid == TULIP_21142 || chipid == TULIP_21143) { sc->tulip_features |= TULIP_HAVE_DUALSENSE; if (chipid != TULIP_21041 || sc->tulip_revinfo >= 0x20) sc->tulip_features |= TULIP_HAVE_SIANWAY; if (chipid != TULIP_21041) - sc->tulip_features |= TULIP_HAVE_SIAGP|TULIP_HAVE_RXBADOVRFLW; + sc->tulip_features |= TULIP_HAVE_SIAGP|TULIP_HAVE_RXBADOVRFLW|TULIP_HAVE_STOREFWD; } if (sc->tulip_features & TULIP_HAVE_POWERMGMT && (cfdainfo & (TULIP_CFDA_SLEEP|TULIP_CFDA_SNOOZE))) { cfdainfo &= ~(TULIP_CFDA_SLEEP|TULIP_CFDA_SNOOZE); PCI_CONF_WRITE(PCI_CFDA, cfdainfo); DELAY(11*1000); } #if defined(__alpha__) /* * The Alpha SRM console encodes a console set media in the driver * part of the CFDA register. Note that the Multia presents a * problem in that its BNC mode is really EXTSIA. So in that case * force a probe. */ switch ((cfdainfo >> 8) & 0xff) { case 1: sc->tulip_media = chipid > TULIP_DE425 ? TULIP_MEDIA_AUI : TULIP_MEDIA_AUIBNC; case 2: sc->tulip_media = chipid > TULIP_DE425 ? TULIP_MEDIA_BNC : TULIP_MEDIA_UNKNOWN; case 3: sc->tulip_media = TULIP_MEDIA_10BASET; case 4: sc->tulip_media = TULIP_MEDIA_10BASET_FD; case 5: sc->tulip_media = TULIP_MEDIA_100BASETX; case 6: sc->tulip_media = TULIP_MEDIA_100BASETX_FD; } #endif #if defined(__NetBSD__) bcopy(self->dv_xname, sc->tulip_if.if_xname, IFNAMSIZ); sc->tulip_if.if_softc = sc; sc->tulip_pc = pa->pa_pc; #else sc->tulip_unit = unit; sc->tulip_name = "de"; #endif sc->tulip_revinfo = revinfo; #if defined(__FreeBSD__) #if BSD >= 199506 sc->tulip_if.if_softc = sc; #endif #if defined(TULIP_IOMAPPED) retval = pci_map_port(config_id, PCI_CBIO, &csr_base); #else retval = pci_map_mem(config_id, PCI_CBMA, (vm_offset_t *) &csr_base, &pa_csrs); #endif if (!retval) { free((caddr_t) sc, M_DEVBUF); return; } tulips[unit] = sc; #endif /* __FreeBSD__ */ #if defined(__bsdi__) sc->tulip_pf = printf; #if defined(TULIP_IOMAPPED) csr_base = ia->ia_iobase; #else csr_base = (vm_offset_t) mapphys((vm_offset_t) ia->ia_maddr, ia->ia_msize); #endif #endif /* __bsdi__ */ #if defined(__NetBSD__) csr_base = 0; - if (pci_mapreg_map(pa, PCI_CBIO, PCI_MAPREG_TYPE_IO, 0, - &sc->tulip_bustag, &sc->tulip_bushandle, NULL, NULL) - && pci_mapreg_map(pa, PCI_CBMA, - PCI_MAPREG_TYPE_MEM | PCI_MAPREG_MEM_TYPE_32BIT, 0, - &sc->tulip_bustag, &sc->tulip_bushandle, - NULL, NULL) == 0) { - printf(": unable to map device registers\n"); - return; + { + bus_space_tag_t iot, memt; + bus_space_handle_t ioh, memh; + u_int32_t cfcs = PCI_CONF_READ(PCI_CFCS); + + cfcs &= ~(PCI_COMMAND_IO_ENABLE||PCI_COMMAND_IO_ENABLE); + if (!pci_mapreg_map(pa, PCI_CBIO, PCI_MAPREG_TYPE_IO, 0, + &iot, &ioh, NULL, NULL)) { + cfcs |= PCI_COMMAND_IO_ENABLE; + } + if (!pci_mapreg_map(pa, PCI_CBMA, + PCI_MAPREG_TYPE_MEM | PCI_MAPREG_MEM_TYPE_32BIT, + 0, &memt, &memh, NULL, NULL) == 0) { + cfcs |= PCI_COMMAND_MEM_ENABLE; + } + if ((cfcs & (PCI_COMMAND_IO_ENABLE||PCI_COMMAND_IO_ENABLE)) == 0) { + printf(": unable to map device registers\n"); + return; + } + cfcs |= PCI_COMMAND_MASTER_ENABLE; + PCI_CONF_WRITE(PCI_CFCS, cfcs); +#if defined(PCI_PREFER_IOSPACE) + if (cfcs & PCI_COMMAND_IO_ENABLE) { + sc->tulip_bustag = iot, sc->tulip_bushandle = ioh; + } else { + sc->tulip_bustag = memt, sc->tulip_bushandle = memh; + } +#else + if (cfcs & PCI_COMMAND_MEM_ENABLE) { + sc->tulip_bustag = memt, sc->tulip_bushandle = memh; + } else { + sc->tulip_bustag = iot, sc->tulip_bushandle = ioh; + } +#endif /* PCI_PREFER_IOSPACE */ } #endif /* __NetBSD__ */ tulip_initcsrs(sc, csr_base + csroffset, csrsize); tulip_initring(sc, &sc->tulip_rxinfo, sc->tulip_rxdescs, TULIP_RXDESCS); tulip_initring(sc, &sc->tulip_txinfo, sc->tulip_txdescs, TULIP_TXDESCS); /* * Make sure there won't be any interrupts or such... */ TULIP_CSR_WRITE(sc, csr_busmode, TULIP_BUSMODE_SWRESET); DELAY(100); /* Wait 10 microseconds (actually 50 PCI cycles but at 33MHz that comes to two microseconds but wait a bit longer anyways) */ if ((retval = tulip_read_macaddr(sc)) < 0) { #if defined(__FreeBSD__) printf(TULIP_PRINTF_FMT, TULIP_PRINTF_ARGS); #endif printf(": can't read ENET ROM (why=%d) (", retval); for (idx = 0; idx < 32; idx++) printf("%02x", sc->tulip_rombuf[idx]); printf("\n"); printf(TULIP_PRINTF_FMT ": %s%s pass %d.%d\n", TULIP_PRINTF_ARGS, sc->tulip_boardid, tulip_chipdescs[sc->tulip_chipid], (sc->tulip_revinfo & 0xF0) >> 4, sc->tulip_revinfo & 0x0F); printf(TULIP_PRINTF_FMT ": address unknown\n", TULIP_PRINTF_ARGS); } else { tulip_spl_t s; tulip_intrfunc_t (*intr_rtn)(void *) = tulip_intr_normal; if (sc->tulip_features & TULIP_HAVE_SHAREDINTR) intr_rtn = tulip_intr_shared; #if defined(__NetBSD__) if ((sc->tulip_features & TULIP_HAVE_SLAVEDINTR) == 0) { pci_intr_handle_t intrhandle; const char *intrstr; if (pci_intr_map(pa->pa_pc, pa->pa_intrtag, pa->pa_intrpin, pa->pa_intrline, &intrhandle)) { printf(": couldn't map interrupt\n"); return; } intrstr = pci_intr_string(pa->pa_pc, intrhandle); sc->tulip_ih = pci_intr_establish(pa->pa_pc, intrhandle, IPL_NET, intr_rtn, sc); if (sc->tulip_ih == NULL) printf(": couldn't establish interrupt"); if (intrstr != NULL) printf(" at %s", intrstr); printf("\n"); if (sc->tulip_ih == NULL) return; } sc->tulip_ats = shutdownhook_establish(tulip_shutdown, sc); if (sc->tulip_ats == NULL) printf("\n%s: warning: couldn't establish shutdown hook\n", sc->tulip_xname); #endif #if defined(__FreeBSD__) if ((sc->tulip_features & TULIP_HAVE_SLAVEDINTR) == 0) { if (!pci_map_int (config_id, intr_rtn, (void*) sc, &net_imask)) { printf(TULIP_PRINTF_FMT ": couldn't map interrupt\n", TULIP_PRINTF_ARGS); return; } } #if !defined(TULIP_DEVCONF) at_shutdown(tulip_shutdown, sc, SHUTDOWN_POST_SYNC); #endif #endif #if defined(__bsdi__) if ((sc->tulip_features & TULIP_HAVE_SLAVEDINTR) == 0) { isa_establish(&sc->tulip_id, &sc->tulip_dev); sc->tulip_ih.ih_fun = intr_rtn; sc->tulip_ih.ih_arg = (void *) sc; intr_establish(ia->ia_irq, &sc->tulip_ih, DV_NET); } sc->tulip_ats.func = tulip_shutdown; sc->tulip_ats.arg = (void *) sc; atshutdown(&sc->tulip_ats, ATSH_ADD); #endif #if defined(TULIP_USE_SOFTINTR) if (sc->tulip_unit > tulip_softintr_max_unit) tulip_softintr_max_unit = sc->tulip_unit; #endif s = TULIP_RAISESPL(); tulip_reset(sc); tulip_attach(sc); TULIP_RESTORESPL(s); } } diff --git a/sys/pci/if_devar.h b/sys/pci/if_devar.h index 20e742483fa0..68fbc7b45d77 100644 --- a/sys/pci/if_devar.h +++ b/sys/pci/if_devar.h @@ -1,967 +1,1046 @@ /*- * Copyright (c) 1994-1997 Matt Thomas (matt@3am-software.com) * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. The name of the author may not be used to endorse or promote products * derived from this software withough specific prior written permission * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * - * $Id: if_devar.h,v 1.22 1997/05/08 16:50:06 thomas Exp $ + * $Id: if_devar.h,v 1.28 1997/07/03 16:55:07 thomas Exp $ */ #if !defined(_DEVAR_H) #define _DEVAR_H #if defined(__NetBSD__) typedef bus_addr_t tulip_csrptr_t; #define TULIP_CSR_READ(sc, csr) \ bus_space_read_4((sc)->tulip_bustag, (sc)->tulip_bushandle, (sc)->tulip_csrs.csr) #define TULIP_CSR_WRITE(sc, csr, val) \ bus_space_write_4((sc)->tulip_bustag, (sc)->tulip_bushandle, (sc)->tulip_csrs.csr, (val)) #define TULIP_CSR_READBYTE(sc, csr) \ bus_space_read_1((sc)->tulip_bustag, (sc)->tulip_bushandle, (sc)->tulip_csrs.csr) #define TULIP_CSR_WRITEBYTE(sc, csr, val) \ bus_space_write_1((sc)->tulip_bustag, (sc)->tulip_bushandle, (sc)->tulip_csrs.csr, (val)) #endif /* __NetBSD__ */ #ifdef TULIP_IOMAPPED #define TULIP_EISA_CSRSIZE 16 #define TULIP_EISA_CSROFFSET 0 #define TULIP_PCI_CSRSIZE 8 #define TULIP_PCI_CSROFFSET 0 #if !defined(__NetBSD__) typedef u_int16_t tulip_csrptr_t; #define TULIP_CSR_READ(sc, csr) (inl((sc)->tulip_csrs.csr)) #define TULIP_CSR_WRITE(sc, csr, val) outl((sc)->tulip_csrs.csr, val) #define TULIP_CSR_READBYTE(sc, csr) (inb((sc)->tulip_csrs.csr)) #define TULIP_CSR_WRITEBYTE(sc, csr, val) outb((sc)->tulip_csrs.csr, val) #endif /* __NetBSD__ */ #else /* TULIP_IOMAPPED */ #define TULIP_PCI_CSRSIZE 8 #define TULIP_PCI_CSROFFSET 0 #if !defined(__NetBSD__) typedef volatile u_int32_t *tulip_csrptr_t; /* * macros to read and write CSRs. Note that the "0 +" in * READ_CSR is to prevent the macro from being an lvalue * and WRITE_CSR shouldn't be assigned from. */ #define TULIP_CSR_READ(sc, csr) (0 + *(sc)->tulip_csrs.csr) #define TULIP_CSR_WRITE(sc, csr, val) ((void)(*(sc)->tulip_csrs.csr = (val))) #endif /* __NetBSD__ */ #endif /* TULIP_IOMAPPED */ /* * This structure contains "pointers" for the registers on * the various 21x4x chips. CSR0 through CSR8 are common * to all chips. After that, it gets messy... */ typedef struct { tulip_csrptr_t csr_busmode; /* CSR0 */ tulip_csrptr_t csr_txpoll; /* CSR1 */ tulip_csrptr_t csr_rxpoll; /* CSR2 */ tulip_csrptr_t csr_rxlist; /* CSR3 */ tulip_csrptr_t csr_txlist; /* CSR4 */ tulip_csrptr_t csr_status; /* CSR5 */ tulip_csrptr_t csr_command; /* CSR6 */ tulip_csrptr_t csr_intr; /* CSR7 */ tulip_csrptr_t csr_missed_frames; /* CSR8 */ tulip_csrptr_t csr_9; /* CSR9 */ tulip_csrptr_t csr_10; /* CSR10 */ tulip_csrptr_t csr_11; /* CSR11 */ tulip_csrptr_t csr_12; /* CSR12 */ tulip_csrptr_t csr_13; /* CSR13 */ tulip_csrptr_t csr_14; /* CSR14 */ tulip_csrptr_t csr_15; /* CSR15 */ } tulip_regfile_t; #define csr_enetrom csr_9 /* 21040 */ #define csr_reserved csr_10 /* 21040 */ #define csr_full_duplex csr_11 /* 21040 */ #define csr_bootrom csr_10 /* 21041/21140A/?? */ #define csr_gp csr_12 /* 21140* */ #define csr_watchdog csr_15 /* 21140* */ #define csr_gp_timer csr_11 /* 21041/21140* */ #define csr_srom_mii csr_9 /* 21041/21140* */ #define csr_sia_status csr_12 /* 2104x */ #define csr_sia_connectivity csr_13 /* 2104x */ #define csr_sia_tx_rx csr_14 /* 2104x */ #define csr_sia_general csr_15 /* 2104x */ /* * While 21x4x allows chaining of its descriptors, this driver * doesn't take advantage of it. We keep the descriptors in a * traditional FIFO ring. */ typedef struct { tulip_desc_t *ri_first; /* first entry in ring */ tulip_desc_t *ri_last; /* one after last entry */ tulip_desc_t *ri_nextin; /* next to processed by host */ tulip_desc_t *ri_nextout; /* next to processed by adapter */ int ri_max; int ri_free; } tulip_ringinfo_t; /* * The 21040 has a stupid restriction in that the receive * buffers must be longword aligned. But since Ethernet * headers are not a multiple of longwords in size this forces * the data to non-longword aligned. Since IP requires the * data to be longword aligned, we need to copy it after it has * been DMA'ed in our memory. * * Since we have to copy it anyways, we might as well as allocate * dedicated receive space for the input. This allows to use a * small receive buffer size and more ring entries to be able to * better keep with a flood of tiny Ethernet packets. * * The receive space MUST ALWAYS be a multiple of the page size. * And the number of receive descriptors multiplied by the size * of the receive buffers must equal the recevive space. This * is so that we can manipulate the page tables so that even if a * packet wraps around the end of the receive space, we can * treat it as virtually contiguous. * * The above used to be true (the stupid restriction is still true) * but we gone to directly DMA'ing into MBUFs (unless it's on an * architecture which can't handle unaligned accesses) because with * 100Mb/s cards the copying is just too much of a hit. */ #if defined(__alpha__) #define TULIP_COPY_RXDATA 1 #endif #define TULIP_TXTIMER 4 #define TULIP_RXDESCS 48 #define TULIP_TXDESCS 128 #define TULIP_RXQ_TARGET 32 #if TULIP_RXQ_TARGET >= TULIP_RXDESCS #error TULIP_RXQ_TARGET must be less than TULIP_RXDESCS #endif #define TULIP_RX_BUFLEN ((MCLBYTES < 2048 ? MCLBYTES : 2048) - 16) /* * Forward reference to make C happy. */ typedef struct _tulip_softc_t tulip_softc_t; /* * The various controllers support. Technically the DE425 is just * a 21040 on EISA. But since it remarkably difference from normal * 21040s, we give it its own chip id. */ typedef enum { TULIP_21040, TULIP_DE425, TULIP_21041, TULIP_21140, TULIP_21140A, TULIP_21142, TULIP_21143, TULIP_CHIPID_UNKNOWN } tulip_chipid_t; /* * Various physical media types supported. * BNCAUI is BNC or AUI since on the 21040 you can't really tell * which is in use. */ typedef enum { TULIP_MEDIA_UNKNOWN, TULIP_MEDIA_10BASET, TULIP_MEDIA_10BASET_FD, TULIP_MEDIA_BNC, TULIP_MEDIA_AUI, TULIP_MEDIA_EXTSIA, TULIP_MEDIA_AUIBNC, TULIP_MEDIA_100BASETX, TULIP_MEDIA_100BASETX_FD, TULIP_MEDIA_100BASET4, TULIP_MEDIA_100BASEFX, TULIP_MEDIA_100BASEFX_FD, TULIP_MEDIA_MAX } tulip_media_t; #define TULIP_BIT(b) (1L << ((int)(b))) #define TULIP_FDBIT(m) (1L << ((int)TULIP_MEDIA_ ## m ## _FD)) #define TULIP_MBIT(m) (1L << ((int)TULIP_MEDIA_ ## m )) #define TULIP_IS_MEDIA_FD(m) (TULIP_BIT(m) & \ (TULIP_FDBIT(10BASET) \ |TULIP_FDBIT(100BASETX) \ |TULIP_FDBIT(100BASEFX))) #define TULIP_CAN_MEDIA_FD(m) (TULIP_BIT(m) & \ (TULIP_MBIT(10BASET) \ |TULIP_MBIT(100BASETX) \ |TULIP_MBIT(100BASEFX))) #define TULIP_FD_MEDIA_OF(m) ((tulip_media_t)((m) + 1)) #define TULIP_HD_MEDIA_OF(m) ((tulip_media_t)((m) - 1)) #define TULIP_IS_MEDIA_100MB(m) ((m) >= TULIP_MEDIA_100BASETX) #define TULIP_IS_MEDIA_TP(m) ((TULIP_BIT(m) & \ (TULIP_MBIT(BNC) \ |TULIP_MBIT(AUI) \ |TULIP_MBIT(AUIBNC) \ |TULIP_MBIT(EXTSIA))) == 0) #define TULIP_SROM_ATTR_MII 0x0100 #define TULIP_SROM_ATTR_NWAY 0x0200 #define TULIP_SROM_ATTR_AUTOSENSE 0x0400 #define TULIP_SROM_ATTR_POWERUP 0x0800 #define TULIP_SROM_ATTR_NOLINKPASS 0x1000 typedef struct { enum { TULIP_MEDIAINFO_SIA, TULIP_MEDIAINFO_GPR, TULIP_MEDIAINFO_MII, TULIP_MEDIAINFO_RESET, TULIP_MEDIAINFO_SYM } mi_type; union { struct { u_int16_t sia_connectivity; u_int16_t sia_tx_rx; u_int16_t sia_general; u_int32_t sia_gp_control; /* 21142/21143 */ u_int32_t sia_gp_data; /* 21142/21143 */ } un_sia; struct { u_int32_t gpr_cmdmode; u_int32_t gpr_gpcontrol; /* 21142/21143 */ u_int32_t gpr_gpdata; u_int8_t gpr_actmask; u_int8_t gpr_actdata; u_int8_t gpr_default : 1; } un_gpr; struct { u_int32_t mii_mediamask; u_int16_t mii_capabilities; u_int16_t mii_advertisement; u_int16_t mii_full_duplex; u_int16_t mii_tx_threshold; u_int16_t mii_interrupt; /* 21142/21143 */ u_int8_t mii_phyaddr; u_int8_t mii_gpr_length; u_int8_t mii_gpr_offset; u_int8_t mii_reset_length; u_int8_t mii_reset_offset; u_int32_t mii_phyid; } un_mii; } mi_un; } tulip_media_info_t; #define mi_sia_connectivity mi_un.un_sia.sia_connectivity #define mi_sia_tx_rx mi_un.un_sia.sia_tx_rx #define mi_sia_general mi_un.un_sia.sia_general #define mi_sia_gp_control mi_un.un_sia.sia_gp_control #define mi_sia_gp_data mi_un.un_sia.sia_gp_data #define mi_gpcontrol mi_un.un_gpr.gpr_gpcontrol #define mi_gpdata mi_un.un_gpr.gpr_gpdata #define mi_actmask mi_un.un_gpr.gpr_actmask #define mi_actdata mi_un.un_gpr.gpr_actdata #define mi_default mi_un.un_gpr.gpr_default #define mi_cmdmode mi_un.un_gpr.gpr_cmdmode #define mi_phyaddr mi_un.un_mii.mii_phyaddr #define mi_gpr_length mi_un.un_mii.mii_gpr_length #define mi_gpr_offset mi_un.un_mii.mii_gpr_offset #define mi_reset_length mi_un.un_mii.mii_reset_length #define mi_reset_offset mi_un.un_mii.mii_reset_offset #define mi_capabilities mi_un.un_mii.mii_capabilities #define mi_advertisement mi_un.un_mii.mii_advertisement #define mi_full_duplex mi_un.un_mii.mii_full_duplex #define mi_tx_threshold mi_un.un_mii.mii_tx_threshold #define mi_mediamask mi_un.un_mii.mii_mediamask #define mi_mii_interrupt mi_un.un_mii.mii_interrupt #define mi_phyid mi_un.un_mii.mii_phyid #define TULIP_MEDIAINFO_SIA_INIT(sc, mi, chipid, media) do { \ (mi)->mi_type = TULIP_MEDIAINFO_SIA; \ sc->tulip_mediums[TULIP_MEDIA_ ## media] = (mi); \ (mi)->mi_sia_connectivity = TULIP_ ## chipid ## _SIACONN_ ## media; \ (mi)->mi_sia_tx_rx = TULIP_ ## chipid ## _SIATXRX_ ## media; \ (mi)->mi_sia_general = TULIP_ ## chipid ## _SIAGEN_ ## media; \ } while (0) #define TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, media) do { \ if ((sc)->tulip_mediums[TULIP_MEDIA_ ## media] == NULL \ && ((mi)->mi_capabilities & PHYSTS_ ## media)) { \ (sc)->tulip_mediums[TULIP_MEDIA_ ## media] = (mi); \ (mi)->mi_mediamask |= TULIP_BIT(TULIP_MEDIA_ ## media); \ } \ } while (0) #define TULIP_MII_NOPHY 32 /* * Some boards need to treated specially. The following enumeration * identifies the cards with quirks (or those we just want to single * out for special merit or scorn). */ typedef enum { TULIP_21040_GENERIC, /* Generic 21040 (works with most any board) */ TULIP_21140_ISV, /* Digital Semicondutor 21140 ISV SROM Format */ TULIP_21142_ISV, /* Digital Semicondutor 21142 ISV SROM Format */ TULIP_21143_ISV, /* Digital Semicondutor 21143 ISV SROM Format */ TULIP_21140_DEC_EB, /* Digital Semicondutor 21140 Evaluation Board */ TULIP_21140_MII, /* 21140[A] with MII */ TULIP_21140_DEC_DE500, /* Digital DE500-?? 10/100 */ TULIP_21140_SMC_9332, /* SMC 9332 */ TULIP_21140_COGENT_EM100, /* Cogent EM100 100 only */ TULIP_21140_ZNYX_ZX34X, /* ZNYX ZX342 10/100 */ TULIP_21140_ASANTE, /* AsanteFast 10/100 */ TULIP_21041_GENERIC /* Generic 21041 card */ } tulip_board_t; typedef enum { TULIP_MEDIAPOLL_TIMER, /* 100ms timer fired */ TULIP_MEDIAPOLL_FASTTIMER, /* <100ms timer fired */ TULIP_MEDIAPOLL_LINKFAIL, /* called from interrupt routine */ TULIP_MEDIAPOLL_LINKPASS, /* called from interrupt routine */ TULIP_MEDIAPOLL_START, /* start a media probe (called from reset) */ TULIP_MEDIAPOLL_TXPROBE_OK, /* txprobe succeeded */ TULIP_MEDIAPOLL_TXPROBE_FAILED, /* txprobe failed */ TULIP_MEDIAPOLL_MAX } tulip_mediapoll_event_t; typedef enum { TULIP_LINK_DOWN, /* Link is down */ TULIP_LINK_UP, /* link is ok */ TULIP_LINK_UNKNOWN /* we can't tell either way */ } tulip_link_status_t; /* * This data structure is used to abstract out the quirks. * media_probe = tries to determine the media type. * media_select = enables the current media (or autosenses) * media_poll = autosenses media * media_preset = 21140, etal requires bit to set before the * the software reset; hence pre-set. Should be * pre-reset but that's ugly. */ typedef struct { tulip_board_t bd_type; void (*bd_media_probe)(tulip_softc_t * const sc); void (*bd_media_select)(tulip_softc_t * const sc); void (*bd_media_poll)(tulip_softc_t * const sc, tulip_mediapoll_event_t event); void (*bd_media_preset)(tulip_softc_t * const sc); #if defined(__bsdi__) && _BSDI_VERSION >= 199701 struct ifmedia_entry *bd_media_list; int bd_media_cnt; int bd_media_options_mask; #endif } tulip_boardsw_t; /* * The next few declarations are for MII/PHY based board. * * The first enumeration identifies a superset of various datums * that can be obtained from various PHY chips. Not all PHYs will * support all datums. * The modedata structure indicates what register contains * a datum, what mask is applied the register contents, and what the * result should be. * The attr structure records information about a supported PHY. * The phy structure records information about a PHY instance. */ typedef enum { PHY_MODE_10T, PHY_MODE_100TX, PHY_MODE_100T4, PHY_MODE_FULLDUPLEX, PHY_MODE_MAX } tulip_phy_mode_t; typedef struct { u_int16_t pm_regno; u_int16_t pm_mask; u_int16_t pm_value; } tulip_phy_modedata_t; typedef struct { u_int32_t attr_id; u_int16_t attr_flags; #define PHY_NEED_HARD_RESET 0x0001 #define PHY_DUAL_CYCLE_TA 0x0002 tulip_phy_modedata_t attr_modes[PHY_MODE_MAX]; #ifdef TULIP_DEBUG const char *attr_name; #endif } tulip_phy_attr_t; /* * Various probe states used when trying to autosense the media. */ typedef enum { TULIP_PROBE_INACTIVE, TULIP_PROBE_PHYRESET, TULIP_PROBE_PHYAUTONEG, TULIP_PROBE_GPRTEST, TULIP_PROBE_MEDIATEST, TULIP_PROBE_FAILED } tulip_probe_state_t; typedef struct { /* * Transmit Statistics */ u_int32_t dot3StatsSingleCollisionFrames; u_int32_t dot3StatsMultipleCollisionFrames; u_int32_t dot3StatsSQETestErrors; u_int32_t dot3StatsDeferredTransmissions; u_int32_t dot3StatsLateCollisions; u_int32_t dot3StatsExcessiveCollisions; - u_int32_t dot3StatsInternalMacTransmitErrors; u_int32_t dot3StatsCarrierSenseErrors; + u_int32_t dot3StatsInternalMacTransmitErrors; + u_int32_t dot3StatsInternalTransmitUnderflows; /* not in rfc1650! */ + u_int32_t dot3StatsInternalTransmitBabbles; /* not in rfc1650! */ /* * Receive Statistics */ u_int32_t dot3StatsMissedFrames; /* not in rfc1650! */ u_int32_t dot3StatsAlignmentErrors; u_int32_t dot3StatsFCSErrors; u_int32_t dot3StatsFrameTooLongs; u_int32_t dot3StatsInternalMacReceiveErrors; } tulip_dot3_stats_t; /* * Now to important stuff. This is softc structure (where does softc * come from??? No idea) for the tulip device. * */ struct _tulip_softc_t { #if defined(__bsdi__) struct device tulip_dev; /* base device */ struct isadev tulip_id; /* ISA device */ struct intrhand tulip_ih; /* intrrupt vectoring */ struct atshutdown tulip_ats; /* shutdown hook */ #if _BSDI_VERSION < 199401 caddr_t tulip_bpf; /* for BPF */ #else prf_t tulip_pf; /* printf function */ #if _BSDI_VERSION >= 199701 struct mii_data tulip_mii; /* Generic MII and media data */ #define tulip_ifmedia tulip_mii.mii_media #endif /* _BSDI_VERSION >= 199701 */ #endif /* _BSDI_VERSION < 199401 */ #endif /* __bsdi__ */ #if defined(__NetBSD__) struct device tulip_dev; /* base device */ void *tulip_ih; /* intrrupt vectoring */ void *tulip_ats; /* shutdown hook */ bus_space_tag_t tulip_bustag; bus_space_handle_t tulip_bushandle; /* CSR region handle */ pci_chipset_tag_t tulip_pc; struct ethercom tulip_ec; u_int8_t tulip_enaddr[ETHER_ADDR_LEN]; #endif #if !defined(tulip_ifmedia) && defined(IFM_ETHER) struct ifmedia tulip_ifmedia; #endif #if !defined(__NetBSD__) struct arpcom tulip_ac; #endif tulip_regfile_t tulip_csrs; u_int32_t tulip_flags; #define TULIP_WANTSETUP 0x00000001 #define TULIP_WANTHASHPERFECT 0x00000002 #define TULIP_WANTHASHONLY 0x00000004 #define TULIP_DOINGSETUP 0x00000008 #define TULIP_PRINTMEDIA 0x00000010 #define TULIP_TXPROBE_ACTIVE 0x00000020 #define TULIP_ALLMULTI 0x00000040 #define TULIP_WANTRXACT 0x00000080 #define TULIP_RXACT 0x00000100 #define TULIP_INRESET 0x00000200 #define TULIP_NEEDRESET 0x00000400 #define TULIP_SQETEST 0x00000800 #define TULIP_xxxxxx0 0x00001000 #define TULIP_xxxxxx1 0x00002000 -#define TULIP_xxxxxx2 0x00004000 -#define TULIP_xxxxxx3 0x00008000 +#define TULIP_WANTTXSTART 0x00004000 +#define TULIP_NEWTXTHRESH 0x00008000 #define TULIP_NOAUTOSENSE 0x00010000 #define TULIP_PRINTLINKUP 0x00020000 #define TULIP_LINKUP 0x00040000 #define TULIP_RXBUFSLOW 0x00080000 #define TULIP_NOMESSAGES 0x00100000 #define TULIP_SYSTEMERROR 0x00200000 #define TULIP_TIMEOUTPENDING 0x00400000 -#define TULIP_FASTTIMEOUTPENDING 0x00800000 +#define TULIP_xxxxxx2 0x00800000 #define TULIP_TRYNWAY 0x01000000 #define TULIP_DIDNWAY 0x02000000 #define TULIP_RXIGNORE 0x04000000 #define TULIP_PROBE1STPASS 0x08000000 #define TULIP_DEVICEPROBE 0x10000000 #define TULIP_PROMISC 0x20000000 #define TULIP_HASHONLY 0x40000000 - /* only 1 bit left! */ +#define TULIP_xxxxxx3 0x80000000 + /* only 4 bits left! */ u_int32_t tulip_features; /* static bits indicating features of chip */ #define TULIP_HAVE_GPR 0x00000001 /* have gp register (140[A]) */ #define TULIP_HAVE_RXBADOVRFLW 0x00000002 /* RX corrupts on overflow */ #define TULIP_HAVE_POWERMGMT 0x00000004 /* Snooze/sleep modes */ #define TULIP_HAVE_MII 0x00000008 /* Some medium on MII */ #define TULIP_HAVE_SIANWAY 0x00000010 /* SIA does NWAY */ #define TULIP_HAVE_DUALSENSE 0x00000020 /* SIA senses both AUI & TP */ #define TULIP_HAVE_SIAGP 0x00000040 /* SIA has a GP port */ #define TULIP_HAVE_BROKEN_HASH 0x00000080 /* Broken Multicast Hash */ #define TULIP_HAVE_ISVSROM 0x00000100 /* uses ISV SROM Format */ #define TULIP_HAVE_BASEROM 0x00000200 /* Board ROM can be cloned */ #define TULIP_HAVE_SLAVEDROM 0x00000400 /* Board ROM cloned */ #define TULIP_HAVE_SLAVEDINTR 0x00000800 /* Board slaved interrupt */ #define TULIP_HAVE_SHAREDINTR 0x00001000 /* Board shares interrupts */ #define TULIP_HAVE_OKROM 0x00002000 /* ROM was recognized */ #define TULIP_HAVE_NOMEDIA 0x00004000 /* did not detect any media */ +#define TULIP_HAVE_STOREFWD 0x00008000 /* have CMD_STOREFWD */ u_int32_t tulip_intrmask; /* our copy of csr_intr */ u_int32_t tulip_cmdmode; /* our copy of csr_cmdmode */ u_int32_t tulip_last_system_error : 3; /* last system error (only value is TULIP_SYSTEMERROR is also set) */ u_int32_t tulip_txtimer : 2; /* transmission timer */ u_int32_t tulip_system_errors; /* number of system errors encountered */ u_int32_t tulip_statusbits; /* status bits from CSR5 that may need to be printed */ tulip_media_info_t *tulip_mediums[TULIP_MEDIA_MAX]; /* indexes into mediainfo */ tulip_media_t tulip_media; /* current media type */ u_int32_t tulip_abilities; /* remote system's abiltities (as defined in IEEE 802.3u) */ u_int8_t tulip_revinfo; /* revision of chip */ u_int8_t tulip_phyaddr; /* 0..31 -- address of current phy */ u_int8_t tulip_gpinit; /* active pins on 21140 */ u_int8_t tulip_gpdata; /* default gpdata for 21140 */ struct { u_int8_t probe_count; /* count of probe operations */ int32_t probe_timeout; /* time in ms of probe timeout */ tulip_probe_state_t probe_state; /* current media probe state */ tulip_media_t probe_media; /* current media being probed */ u_int32_t probe_mediamask; /* medias checked */ u_int32_t probe_passes; /* times autosense failed */ u_int32_t probe_txprobes; /* txprobes attempted */ } tulip_probe; #define tulip_probe_count tulip_probe.probe_count #define tulip_probe_timeout tulip_probe.probe_timeout #define tulip_probe_state tulip_probe.probe_state #define tulip_probe_media tulip_probe.probe_media #define tulip_probe_mediamask tulip_probe.probe_mediamask #define tulip_probe_passes tulip_probe.probe_passes tulip_chipid_t tulip_chipid; /* type of chip we are using */ const tulip_boardsw_t *tulip_boardsw; /* board/chip characteristics */ tulip_softc_t *tulip_slaves; /* slaved devices (ZX3xx) */ #if defined(TULIP_DEBUG) /* * Debugging/Statistical information */ struct { tulip_media_t dbg_last_media; u_int32_t dbg_intrs; u_int32_t dbg_media_probes; u_int32_t dbg_txprobe_nocarr; u_int32_t dbg_txprobe_exccoll; u_int32_t dbg_link_downed; u_int32_t dbg_link_suspected; u_int32_t dbg_link_intrs; u_int32_t dbg_link_pollintrs; u_int32_t dbg_link_failures; u_int32_t dbg_nway_starts; u_int32_t dbg_nway_failures; u_int16_t dbg_phyregs[32][4]; u_int32_t dbg_rxlowbufs; u_int32_t dbg_rxintrs; u_int32_t dbg_last_rxintrs; u_int32_t dbg_high_rxintrs_hz; u_int32_t dbg_txprobes_ok[TULIP_MEDIA_MAX]; u_int32_t dbg_txprobes_failed[TULIP_MEDIA_MAX]; u_int32_t dbg_events[TULIP_MEDIAPOLL_MAX]; u_int32_t dbg_rxpktsperintr[TULIP_RXDESCS]; } tulip_dbg; +#endif +#if defined(TULIP_PERFSTATS) +#define TULIP_PERF_CURRENT 0 +#define TULIP_PERF_PREVIOUS 1 +#define TULIP_PERF_TOTAL 2 +#define TULIP_PERF_MAX 3 + struct tulip_perfstats { + u_quad_t perf_intr_cycles; + u_quad_t perf_ifstart_cycles; + u_quad_t perf_ifstart_one_cycles; + u_quad_t perf_ifioctl_cycles; + u_quad_t perf_ifwatchdog_cycles; + u_quad_t perf_timeout_cycles; + u_quad_t perf_txput_cycles; + u_quad_t perf_txintr_cycles; + u_quad_t perf_rxintr_cycles; + u_quad_t perf_rxget_cycles; + unsigned perf_intr; + unsigned perf_ifstart; + unsigned perf_ifstart_one; + unsigned perf_ifioctl; + unsigned perf_ifwatchdog; + unsigned perf_timeout; + unsigned perf_txput; + unsigned perf_txintr; + unsigned perf_rxintr; + unsigned perf_rxget; + } tulip_perfstats[TULIP_PERF_MAX]; +#define tulip_curperfstats tulip_perfstats[TULIP_PERF_CURRENT] #endif struct ifqueue tulip_txq; struct ifqueue tulip_rxq; tulip_dot3_stats_t tulip_dot3stats; tulip_ringinfo_t tulip_rxinfo; tulip_ringinfo_t tulip_txinfo; tulip_media_info_t tulip_mediainfo[10]; /* * The setup buffers for sending the setup frame to the chip. * one is the one being sent while the other is the one being * filled. */ u_int32_t tulip_setupbuf[192/sizeof(u_int32_t)]; u_int32_t tulip_setupdata[192/sizeof(u_int32_t)]; char tulip_boardid[16]; /* buffer for board ID */ u_int8_t tulip_rombuf[128]; +#if defined(__NetBSD__) + struct device *tulip_pci_busno; /* needed for multiport boards */ +#else u_int8_t tulip_pci_busno; /* needed for multiport boards */ +#endif u_int8_t tulip_pci_devno; /* needed for multiport boards */ u_int8_t tulip_connidx; tulip_srom_connection_t tulip_conntype; tulip_desc_t tulip_rxdescs[TULIP_RXDESCS]; tulip_desc_t tulip_txdescs[TULIP_TXDESCS]; }; #if defined(IFM_ETHER) #define TULIP_DO_AUTOSENSE(sc) (IFM_SUBTYPE((sc)->tulip_ifmedia.ifm_media) == IFM_AUTO) #else #define TULIP_DO_AUTOSENSE(sc) (((sc)->tulip_flags & TULIP_NOAUTOSENSE) == 0) #endif #if defined(TULIP_HDR_DATA) static const char * const tulip_chipdescs[] = { "21040 [10Mb/s]", #if defined(TULIP_EISA) "DE425 [10Mb/s]", #else NULL, #endif "21041 [10Mb/s]", "21140 [10-100Mb/s]", "21140A [10-100Mb/s]", "21142 [10-100Mb/s]", "21143 [10-100Mb/s]", }; static const char * const tulip_mediums[] = { "unknown", /* TULIP_MEDIA_UNKNOWN */ "10baseT", /* TULIP_MEDIA_10BASET */ "Full Duplex 10baseT", /* TULIP_MEDIA_10BASET_FD */ "BNC", /* TULIP_MEDIA_BNC */ "AUI", /* TULIP_MEDIA_AUI */ "External SIA", /* TULIP_MEDIA_EXTSIA */ "AUI/BNC", /* TULIP_MEDIA_AUIBNC */ "100baseTX", /* TULIP_MEDIA_100BASET */ "Full Duplex 100baseTX", /* TULIP_MEDIA_100BASET_FD */ "100baseT4", /* TULIP_MEDIA_100BASET4 */ "100baseFX", /* TULIP_MEDIA_100BASEFX */ "Full Duplex 100baseFX", /* TULIP_MEDIA_100BASEFX_FD */ }; #if defined(IFM_ETHER) static const int tulip_media_to_ifmedia[] = { IFM_ETHER | IFM_NONE, /* TULIP_MEDIA_UNKNOWN */ IFM_ETHER | IFM_10_T, /* TULIP_MEDIA_10BASET */ IFM_ETHER | IFM_10_T | IFM_FDX, /* TULIP_MEDIA_10BASET_FD */ IFM_ETHER | IFM_10_2, /* TULIP_MEDIA_BNC */ IFM_ETHER | IFM_10_5, /* TULIP_MEDIA_AUI */ IFM_ETHER | IFM_MANUAL, /* TULIP_MEDIA_EXTSIA */ IFM_ETHER | IFM_10_5, /* TULIP_MEDIA_AUIBNC */ IFM_ETHER | IFM_100_TX, /* TULIP_MEDIA_100BASET */ IFM_ETHER | IFM_100_TX | IFM_FDX, /* TULIP_MEDIA_100BASET_FD */ IFM_ETHER | IFM_100_T4, /* TULIP_MEDIA_100BASET4 */ IFM_ETHER | IFM_100_FX, /* TULIP_MEDIA_100BASEFX */ IFM_ETHER | IFM_100_FX | IFM_FDX, /* TULIP_MEDIA_100BASEFX_FD */ }; #endif /* defined(IFM_ETHER) */ static const char * const tulip_system_errors[] = { "parity error", "master abort", "target abort", "reserved #3", "reserved #4", "reserved #5", "reserved #6", "reserved #7", }; static const char * const tulip_status_bits[] = { NULL, "transmit process stopped", NULL, "transmit jabber timeout", NULL, "transmit underflow", NULL, "receive underflow", "receive process stopped", "receive watchdog timeout", NULL, NULL, "link failure", NULL, NULL, }; static const struct { tulip_srom_connection_t sc_type; tulip_media_t sc_media; u_int32_t sc_attrs; } tulip_srom_conninfo[] = { { TULIP_SROM_CONNTYPE_10BASET, TULIP_MEDIA_10BASET }, { TULIP_SROM_CONNTYPE_BNC, TULIP_MEDIA_BNC }, { TULIP_SROM_CONNTYPE_AUI, TULIP_MEDIA_AUI }, { TULIP_SROM_CONNTYPE_100BASETX, TULIP_MEDIA_100BASETX }, { TULIP_SROM_CONNTYPE_100BASET4, TULIP_MEDIA_100BASET4 }, { TULIP_SROM_CONNTYPE_100BASEFX, TULIP_MEDIA_100BASEFX }, { TULIP_SROM_CONNTYPE_MII_10BASET, TULIP_MEDIA_10BASET, TULIP_SROM_ATTR_MII }, { TULIP_SROM_CONNTYPE_MII_100BASETX, TULIP_MEDIA_100BASETX, TULIP_SROM_ATTR_MII }, { TULIP_SROM_CONNTYPE_MII_100BASET4, TULIP_MEDIA_100BASET4, TULIP_SROM_ATTR_MII }, { TULIP_SROM_CONNTYPE_MII_100BASEFX, TULIP_MEDIA_100BASEFX, TULIP_SROM_ATTR_MII }, { TULIP_SROM_CONNTYPE_10BASET_NWAY, TULIP_MEDIA_10BASET, TULIP_SROM_ATTR_NWAY }, { TULIP_SROM_CONNTYPE_10BASET_FD, TULIP_MEDIA_10BASET_FD }, { TULIP_SROM_CONNTYPE_MII_10BASET_FD, TULIP_MEDIA_10BASET_FD, TULIP_SROM_ATTR_MII }, { TULIP_SROM_CONNTYPE_100BASETX_FD, TULIP_MEDIA_100BASETX_FD }, { TULIP_SROM_CONNTYPE_MII_100BASETX_FD, TULIP_MEDIA_100BASETX_FD, TULIP_SROM_ATTR_MII }, { TULIP_SROM_CONNTYPE_10BASET_NOLINKPASS, TULIP_MEDIA_10BASET, TULIP_SROM_ATTR_NOLINKPASS }, { TULIP_SROM_CONNTYPE_AUTOSENSE, TULIP_MEDIA_UNKNOWN, TULIP_SROM_ATTR_AUTOSENSE }, { TULIP_SROM_CONNTYPE_AUTOSENSE_POWERUP, TULIP_MEDIA_UNKNOWN, TULIP_SROM_ATTR_AUTOSENSE|TULIP_SROM_ATTR_POWERUP }, { TULIP_SROM_CONNTYPE_AUTOSENSE_NWAY, TULIP_MEDIA_UNKNOWN, TULIP_SROM_ATTR_AUTOSENSE|TULIP_SROM_ATTR_NWAY }, { TULIP_SROM_CONNTYPE_NOT_USED, TULIP_MEDIA_UNKNOWN } }; #define TULIP_SROM_LASTCONNIDX \ (sizeof(tulip_srom_conninfo)/sizeof(tulip_srom_conninfo[0]) - 1) static const struct { tulip_media_t sm_type; tulip_srom_media_t sm_srom_type; } tulip_srom_mediums[] = { { TULIP_MEDIA_100BASEFX_FD, TULIP_SROM_MEDIA_100BASEFX_FD }, { TULIP_MEDIA_100BASEFX, TULIP_SROM_MEDIA_100BASEFX }, { TULIP_MEDIA_100BASET4, TULIP_SROM_MEDIA_100BASET4 }, { TULIP_MEDIA_100BASETX_FD, TULIP_SROM_MEDIA_100BASETX_FD }, { TULIP_MEDIA_100BASETX, TULIP_SROM_MEDIA_100BASETX }, { TULIP_MEDIA_10BASET_FD, TULIP_SROM_MEDIA_10BASET_FD }, { TULIP_MEDIA_AUI, TULIP_SROM_MEDIA_AUI }, { TULIP_MEDIA_BNC, TULIP_SROM_MEDIA_BNC }, { TULIP_MEDIA_10BASET, TULIP_SROM_MEDIA_10BASET }, { TULIP_MEDIA_UNKNOWN } }; #endif /* TULIP_HDR_DATA */ /* * This driver supports a maximum of 32 tulip boards. * This should be enough for the forseeable future. */ #define TULIP_MAX_DEVICES 32 #if defined(TULIP_USE_SOFTINTR) && defined(TULIP_HDR_DATA) static u_int32_t tulip_softintr_mask; static int tulip_softintr_last_unit; static int tulip_softintr_max_unit; static void tulip_softintr(void); #endif #ifdef notyet #define SIOCGADDRROM _IOW('i', 240, struct ifreq) /* get 128 bytes of ROM */ #define SIOCGCHIPID _IOWR('i', 241, struct ifreq) /* get chipid */ #endif #if defined(__FreeBSD__) typedef void ifnet_ret_t; typedef int ioctl_cmd_t; #if defined(TULIP_HDR_DATA) static tulip_softc_t *tulips[TULIP_MAX_DEVICES]; #endif #if BSD >= 199506 #define TULIP_IFP_TO_SOFTC(ifp) ((tulip_softc_t *)((ifp)->if_softc)) #if NBPFILTER > 0 #define TULIP_BPF_MTAP(sc, m) bpf_mtap(&(sc)->tulip_if, m) #define TULIP_BPF_TAP(sc, p, l) bpf_tap(&(sc)->tulip_if, p, l) #define TULIP_BPF_ATTACH(sc) bpfattach(&(sc)->tulip_if, DLT_EN10MB, sizeof(struct ether_header)) #endif #define tulip_intrfunc_t void #define TULIP_VOID_INTRFUNC #define IFF_NOTRAILERS 0 #define CLBYTES PAGE_SIZE #if 0 #define TULIP_KVATOPHYS(sc, va) kvtop(va) #endif #define TULIP_EADDR_FMT "%6D" #define TULIP_EADDR_ARGS(addr) addr, ":" #else extern int bootverbose; #define TULIP_IFP_TO_SOFTC(ifp) (TULIP_UNIT_TO_SOFTC((ifp)->if_unit)) #include #define TULIP_DEVCONF #endif #if defined(TULIP_USE_SOFTINTR) NETISR_SET(NETISR_DE, tulip_softintr); #endif #define TULIP_UNIT_TO_SOFTC(unit) (tulips[unit]) #define TULIP_BURSTSIZE(unit) pci_max_burst_len #define loudprintf if (bootverbose) printf #endif #if defined(__bsdi__) typedef int ifnet_ret_t; typedef u_long ioctl_cmd_t; extern struct cfdriver decd; #define TULIP_UNIT_TO_SOFTC(unit) ((tulip_softc_t *) decd.cd_devs[unit]) #define TULIP_IFP_TO_SOFTC(ifp) (TULIP_UNIT_TO_SOFTC((ifp)->if_unit)) +#define TULIP_ETHER_IFATTACH(sc) ether_attach(&(sc)->tulip_if) #if _BSDI_VERSION >= 199510 #if 0 #define TULIP_BURSTSIZE(unit) log2_burst_size #endif #define loudprintf aprint_verbose #define printf (*sc->tulip_pf) #define MCNT(x) (sizeof(x) / sizeof(struct ifmedia_entry)) #elif _BSDI_VERSION <= 199401 #define DRQNONE 0 #define loudprintf printf static void arp_ifinit( struct arpcom *ac, struct ifaddr *ifa) { ac->ac_ipaddr = IA_SIN(ifa)->sin_addr; arpwhohas(ac, &ac->ac_ipaddr); } #endif #endif /* __bsdi__ */ #if defined(__NetBSD__) typedef void ifnet_ret_t; typedef u_long ioctl_cmd_t; extern struct cfattach de_ca; extern struct cfdriver de_cd; #define TULIP_UNIT_TO_SOFTC(unit) ((tulip_softc_t *) de_cd.cd_devs[unit]) #define TULIP_IFP_TO_SOFTC(ifp) ((tulip_softc_t *)((ifp)->if_softc)) #define tulip_unit tulip_dev.dv_unit #define tulip_xname tulip_if.if_xname #define TULIP_RAISESPL() splnet() #define TULIP_RAISESOFTSPL() splsoftnet() #define TULIP_RESTORESPL(s) splx(s) #define tulip_if tulip_ec.ec_if #define tulip_enaddr tulip_enaddr #define tulip_multicnt tulip_ec.ec_multicnt #define TULIP_ETHERCOM(sc) (&(sc)->tulip_ec) #define TULIP_ARP_IFINIT(sc, ifa) arp_ifinit(&(sc)->tulip_if, (ifa)) #define TULIP_ETHER_IFATTACH(sc) ether_ifattach(&(sc)->tulip_if, (sc)->tulip_enaddr) #define loudprintf printf #define TULIP_PRINTF_FMT "%s" #define TULIP_PRINTF_ARGS sc->tulip_xname #if defined(__alpha__) /* XXX XXX NEED REAL DMA MAPPING SUPPORT XXX XXX */ #define TULIP_KVATOPHYS(sc, va) alpha_XXX_dmamap((vm_offset_t)(va)) #endif #endif /* __NetBSD__ */ #ifndef TULIP_PRINTF_FMT #define TULIP_PRINTF_FMT "%s%d" #endif #ifndef TULIP_PRINTF_ARGS #define TULIP_PRINTF_ARGS sc->tulip_name, sc->tulip_unit #endif #ifndef TULIP_BURSTSIZE #define TULIP_BURSTSIZE(unit) 3 #endif #ifndef tulip_if #define tulip_if tulip_ac.ac_if #endif #ifndef tulip_unit #define tulip_unit tulip_if.if_unit #endif #define tulip_name tulip_if.if_name #ifndef tulip_enaddr #define tulip_enaddr tulip_ac.ac_enaddr #endif #ifndef tulip_multicnt #define tulip_multicnt tulip_ac.ac_multicnt #endif #if !defined(TULIP_ETHERCOM) #define TULIP_ETHERCOM(sc) (&(sc)->tulip_ac) #endif #if !defined(TULIP_ARP_IFINIT) #define TULIP_ARP_IFINIT(sc, ifa) arp_ifinit(TULIP_ETHERCOM(sc), (ifa)) #endif #if !defined(TULIP_ETHER_IFATTACH) #define TULIP_ETHER_IFATTACH(sc) ether_ifattach(&(sc)->tulip_if) #endif #if !defined(tulip_bpf) && (!defined(__bsdi__) || _BSDI_VERSION >= 199401) #define tulip_bpf tulip_if.if_bpf #endif #if !defined(tulip_intrfunc_t) #define tulip_intrfunc_t int #endif #if !defined(TULIP_KVATOPHYS) #define TULIP_KVATOPHYS(sc, va) vtophys(va) #endif #ifndef TULIP_RAISESPL #define TULIP_RAISESPL() splimp() #endif #ifndef TULIP_RAISESOFTSPL #define TULIP_RAISESOFTSPL() splnet() #endif #ifndef TULUP_RESTORESPL #define TULIP_RESTORESPL(s) splx(s) #endif /* * While I think FreeBSD's 2.2 change to the bpf is a nice simplification, * it does add yet more conditional code to this driver. Sigh. */ #if !defined(TULIP_BPF_MTAP) && NBPFILTER > 0 #define TULIP_BPF_MTAP(sc, m) bpf_mtap((sc)->tulip_bpf, m) #define TULIP_BPF_TAP(sc, p, l) bpf_tap((sc)->tulip_bpf, p, l) #define TULIP_BPF_ATTACH(sc) bpfattach(&(sc)->tulip_bpf, &(sc)->tulip_if, DLT_EN10MB, sizeof(struct ether_header)) #endif +#if defined(TULIP_PERFSTATS) +#define TULIP_PERFMERGE(sc, member) \ + do { (sc)->tulip_perfstats[TULIP_PERF_TOTAL].member \ + += (sc)->tulip_perfstats[TULIP_PERF_CURRENT].member; \ + (sc)->tulip_perfstats[TULIP_PERF_PREVIOUS].member \ + = (sc)->tulip_perfstats[TULIP_PERF_CURRENT].member; \ + (sc)->tulip_perfstats[TULIP_PERF_CURRENT].member = 0; } while (0) +#define TULIP_PERFSTART(name) const tulip_cycle_t perfstart_ ## name = TULIP_PERFREAD(); +#define TULIP_PERFEND(name) do { \ + (sc)->tulip_curperfstats.perf_ ## name ## _cycles += TULIP_PERFDIFF(perfstart_ ## name, TULIP_PERFREAD()); \ + (sc)->tulip_curperfstats.perf_ ## name ++; \ + } while (0) +#if defined(__i386__) +typedef u_quad_t tulip_cycle_t; +static __inline__ tulip_cycle_t +TULIP_PERFREAD( + void) +{ + tulip_cycle_t x; + __asm__ volatile (".byte 0x0f, 0x31" : "=A" (x)); + return x; +} +#define TULIP_PERFDIFF(s, f) ((f) - (s)) +#elif defined(__alpha__) +typedef unsigned long tulip_cycle_t; +static __inline__ tulip_cycle_t +TULIP_PERFREAD( + void) +{ + tulip_cycle_t x; + __asm__ volatile ("rpcc %0" : "=r" (x)); + return x; +} +#define TULIP_PERFDIFF(s, f) ((unsigned int) ((f) - (s))) +#endif +#else +#define TULIP_PERFSTART(name) +#define TULIP_PERFEND(name) do { } while (0) +#define TULIP_PERFMERGE(s,n) do { } while (0) +#endif /* TULIP_PERFSTATS */ + /* * However, this change to FreeBSD I am much less enamored with. */ #if !defined(TULIP_EADDR_FMT) #define TULIP_EADDR_FMT "%s" #define TULIP_EADDR_ARGS(addr) ether_sprintf(addr) #endif #define TULIP_CRC32_POLY 0xEDB88320UL /* CRC-32 Poly -- Little Endian */ #define TULIP_MAX_TXSEG 30 #define TULIP_ADDREQUAL(a1, a2) \ (((u_int16_t *)a1)[0] == ((u_int16_t *)a2)[0] \ && ((u_int16_t *)a1)[1] == ((u_int16_t *)a2)[1] \ && ((u_int16_t *)a1)[2] == ((u_int16_t *)a2)[2]) #define TULIP_ADDRBRDCST(a1) \ (((u_int16_t *)a1)[0] == 0xFFFFU \ && ((u_int16_t *)a1)[1] == 0xFFFFU \ && ((u_int16_t *)a1)[2] == 0xFFFFU) typedef int tulip_spl_t; #endif /* !defined(_DEVAR_H) */