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sys/arm/ralink/if_fvreg.h

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/*-
* Copyright (C) 2007
* Oleksandr Tymoshenko <gonzo@freebsd.org>. 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. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWFV 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 FV DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR OR HIS RELATIVES 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 MIND, 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 SOFTWFV, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*
* $FreeBSD$
*
*/
#ifndef __IF_FVREG_H__
#define __IF_FVREG_H__
struct fv_desc {
uint32_t fv_stat;
uint32_t fv_devcs;
uint32_t fv_addr;
uint32_t fv_link;
};
#define FV_DMASIZE(len) ((len) & ((1 << 11)-1))
#define FV_PKTSIZE(len) ((len & 0xffff0000) >> 16)
#define FV_RX_RING_CNT 128
#define FV_TX_RING_CNT 128
#define FV_TX_RING_SIZE sizeof(struct fv_desc) * FV_TX_RING_CNT
#define FV_RX_RING_SIZE sizeof(struct fv_desc) * FV_RX_RING_CNT
#define FV_RING_ALIGN sizeof(struct fv_desc)
#define FV_RX_ALIGN sizeof(uint32_t)
#define FV_MAXFRAGS 8
#define FV_TX_INTR_THRESH 8
#define FV_TX_RING_ADDR(sc, i) \
((sc)->fv_rdata.fv_tx_ring_paddr + sizeof(struct fv_desc) * (i))
#define FV_RX_RING_ADDR(sc, i) \
((sc)->fv_rdata.fv_rx_ring_paddr + sizeof(struct fv_desc) * (i))
#define FV_INC(x,y) (x) = (((x) + 1) % y)
struct fv_txdesc {
struct mbuf *tx_m;
bus_dmamap_t tx_dmamap;
};
struct fv_rxdesc {
struct mbuf *rx_m;
bus_dmamap_t rx_dmamap;
struct fv_desc *desc;
/* Use this values on error instead of allocating new mbuf */
uint32_t saved_ctl, saved_ca;
};
struct fv_chain_data {
bus_dma_tag_t fv_parent_tag;
bus_dma_tag_t fv_tx_tag;
struct fv_txdesc fv_txdesc[FV_TX_RING_CNT];
bus_dma_tag_t fv_rx_tag;
struct fv_rxdesc fv_rxdesc[FV_RX_RING_CNT];
bus_dma_tag_t fv_tx_ring_tag;
bus_dma_tag_t fv_rx_ring_tag;
bus_dmamap_t fv_tx_ring_map;
bus_dmamap_t fv_rx_ring_map;
bus_dmamap_t fv_rx_sparemap;
int fv_tx_pkts;
int fv_tx_prod;
int fv_tx_cons;
int fv_tx_cnt;
int fv_rx_cons;
bus_dma_tag_t fv_sf_tag;
bus_dmamap_t fv_sf_buff_map;
uint32_t *fv_sf_buff;
};
struct fv_ring_data {
struct fv_desc *fv_rx_ring;
struct fv_desc *fv_tx_ring;
bus_addr_t fv_rx_ring_paddr;
bus_addr_t fv_tx_ring_paddr;
bus_addr_t fv_sf_paddr;
};
struct fv_softc {
struct ifnet *fv_ifp; /* interface info */
bus_space_handle_t fv_bhandle; /* bus space handle */
bus_space_tag_t fv_btag; /* bus space tag */
device_t fv_dev;
uint8_t fv_eaddr[ETHER_ADDR_LEN];
struct resource *fv_res;
int fv_rid;
struct resource *fv_irq;
void *fv_intrhand;
u_int32_t sc_inten; /* copy of CSR_INTEN */
u_int32_t sc_rxint_mask; /* mask of Rx interrupts we want */
u_int32_t sc_txint_mask; /* mask of Tx interrupts we want */
#ifdef MII
device_t fv_miibus;
#else
struct ifmedia fv_ifmedia;
#endif
#ifdef FV_MDIO
device_t fv_miiproxy;
#endif
bus_dma_tag_t fv_parent_tag;
bus_dma_tag_t fv_tag;
struct mtx fv_mtx;
phandle_t fv_ofw;
struct callout fv_stat_callout;
struct task fv_link_task;
struct fv_chain_data fv_cdata;
struct fv_ring_data fv_rdata;
int fv_link_status;
int fv_detach;
};
#define FV_LOCK(_sc) mtx_lock(&(_sc)->fv_mtx)
#define FV_UNLOCK(_sc) mtx_unlock(&(_sc)->fv_mtx)
#define FV_LOCK_ASSERT(_sc) mtx_assert(&(_sc)->fv_mtx, MA_OWNED)
/*
* register space access macros
*/
#define CSR_WRITE_4(sc, reg, val) \
bus_space_write_4(sc->fv_btag, sc->fv_bhandle, reg, val)
#define CSR_READ_4(sc, reg) \
bus_space_read_4(sc->fv_btag, sc->fv_bhandle, reg)
/* $NetBSD: aereg.h,v 1.2 2008/04/28 20:23:28 martin Exp $ */
/*-
* Copyright (c) 1999, 2000 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Jason R. Thorpe of the Numerical Aerospace Simulation Facility,
* NASA Ames Research Center.
*
* 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. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWFV IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE FV DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
* 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 SOFTWFV, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
/*
* Descriptor Status bits common to transmit and receive.
*/
#define ADSTAT_OWN 0x80000000 /* Tulip owns descriptor */
#define ADSTAT_ES 0x00008000 /* Error Summary */
/*
* Descriptor Status bits for Receive Descriptor.
*/
#define ADSTAT_Rx_FF 0x40000000 /* Filtering Fail */
#define ADSTAT_Rx_FL 0x3fff0000 /* Frame Length including CRC */
#define ADSTAT_Rx_DE 0x00004000 /* Descriptor Error */
#define ADSTAT_Rx_LE 0x00001000 /* Length Error */
#define ADSTAT_Rx_RF 0x00000800 /* Runt Frame */
#define ADSTAT_Rx_MF 0x00000400 /* Multicast Frame */
#define ADSTAT_Rx_FS 0x00000200 /* First Descriptor */
#define ADSTAT_Rx_LS 0x00000100 /* Last Descriptor */
#define ADSTAT_Rx_TL 0x00000080 /* Frame Too Long */
#define ADSTAT_Rx_CS 0x00000040 /* Collision Seen */
#define ADSTAT_Rx_RT 0x00000020 /* Frame Type */
#define ADSTAT_Rx_RW 0x00000010 /* Receive Watchdog */
#define ADSTAT_Rx_RE 0x00000008 /* Report on MII Error */
#define ADSTAT_Rx_DB 0x00000004 /* Dribbling Bit */
#define ADSTAT_Rx_CE 0x00000002 /* CRC Error */
#define ADSTAT_Rx_ZER 0x00000001 /* Zero (always 0) */
#define ADSTAT_Rx_LENGTH(x) (((x) & ADSTAT_Rx_FL) >> 16)
/*
* Descriptor Status bits for Transmit Descriptor.
*/
#define ADSTAT_Tx_ES 0x00008000 /* Error Summary */
#define ADSTAT_Tx_TO 0x00004000 /* Transmit Jabber Timeout */
#define ADSTAT_Tx_LO 0x00000800 /* Loss of Carrier */
#define ADSTAT_Tx_NC 0x00000400 /* No Carrier */
#define ADSTAT_Tx_LC 0x00000200 /* Late Collision */
#define ADSTAT_Tx_EC 0x00000100 /* Excessive Collisions */
#define ADSTAT_Tx_HF 0x00000080 /* Heartbeat Fail */
#define ADSTAT_Tx_CC 0x00000078 /* Collision Count */
#define ADSTAT_Tx_ED 0x00000004 /* Excessive Deferral */
#define ADSTAT_Tx_UF 0x00000002 /* Underflow Error */
#define ADSTAT_Tx_DE 0x00000001 /* Deferred */
#define ADSTAT_Tx_COLLISIONS(x) (((x) & ADSTAT_Tx_CC) >> 3)
/*
* Descriptor Control bits common to transmit and receive.
*/
#define ADCTL_SIZE1 0x000007ff /* Size of buffer 1 */
#define ADCTL_SIZE1_SHIFT 0
#define ADCTL_SIZE2 0x003ff800 /* Size of buffer 2 */
#define ADCTL_SIZE2_SHIFT 11
#define ADCTL_ER 0x02000000 /* End of Ring */
#define ADCTL_CH 0x01000000 /* Second Address Chained */
/*
* Descriptor Control bits for Transmit Descriptor.
*/
#define ADCTL_Tx_IC 0x80000000 /* Interrupt on Completion */
#define ADCTL_Tx_LS 0x40000000 /* Last Segment */
#define ADCTL_Tx_FS 0x20000000 /* First Segment */
#define ADCTL_Tx_SETUP 0x08000000 /* Setup frame */
#define ADCTL_Tx_AC 0x04000000 /* Add CRC Disable */
#define ADCTL_Tx_TER 0x02000000 /* Add CRC Disable */
#define ADCTL_Tx_DPD 0x00800000 /* Disabled Padding */
/*
* Control registers.
*/
/* tese are registers only found on this part */
#ifdef NOTUSE
#define CSR_MACCTL 0x0000 /* mac control */
#define CSR_MACHI 0x0004
#define CSR_MACLO 0x0008
#define CSR_HTHI 0x000C /* multicast table high */
#define CSR_HTLO 0x0010 /* multicast table low */
#define CSR_MIIADDR 0x0014 /* mii address */
#define CSR_MIIDATA 0x0018 /* mii data */
#define CSR_FLOWC 0x001C /* flow control */
#define CSR_VL1 0x0020 /* vlan 1 tag */
#endif
/* these are more or less normal Tulip registers */
#define CSR_BUSMODE (0x08*0) /* bus mode */
#define CSR_TXPOLL (0x08*1) /* tx poll demand */
#define CSR_RXPOLL (0x08*2) /* rx poll demand */
#define CSR_RXLIST (0x08*3) /* rx base descriptor address */
#define CSR_TXLIST (0x08*4) /* tx base descriptor address */
#define CSR_STATUS (0x08*5) /* (interrupt) status */
#define CSR_OPMODE (0x08*6) /* operation mode */
#define CSR_INTEN (0x08*7) /* interrupt enable */
#define CSR_MISSED (0x08*8) /* missed frame counter */
#ifdef NOTUSE
#define CSR_HTBA 0x1050 /* host tx buffer address (ro) */
#define CSR_HRBA 0x1054 /* host rx buffer address (ro) */
#endif
#define CSR_MIIMNG (0x08*9) /* MII Management Register */
#define CSR_FULLDUP (0x08*11) /* Full Duplex Register */
/* 21143 like register */
#define FULLDUP_CS 0x80000000 /* Cycle Size */
#define FULLDUP_TT_SHIFT 27 /* Transmit Timer */
#define FULLDUP_NTP_SHIFT 24 /* Number of Transmit Packets */
#define FULLDUP_RT_SHIFT 20 /* Receive Timer */
#define FULLDUP_NRP_SHIFT 17 /* Number of Receive Packets */
#define FULLDUP_CON_MODE 0x00010000 /* Continuous Mode */
#define FULLDUP_TIM_SHIFT 0 /* Timer Value */
/* CSR_MACCTL - Mac Control */
#define MACCTL_RE 0x00000004 /* rx enable */
#define MACCTL_TE 0x00000008 /* tx enable */
#define MACCTL_DC 0x00000020 /* deferral check */
#define MACCTL_PSTR 0x00000100 /* automatic pad strip */
#define MACCTL_DTRY 0x00000400 /* disable retry */
#define MACCTL_DBF 0x00000800 /* disable broadcast frames */
#define MACCTL_LCC 0x00001000 /* late collision control */
#define MACCTL_HASH 0x00002000 /* hash filtering enable */
#define MACCTL_HO 0x00008000 /* disable perfect filtering */
#define MACCTL_PB 0x00010000 /* pass bad frames */
#define MACCTL_IF 0x00020000 /* inverse filtering */
#define MACCTL_PR 0x00040000 /* promiscuous mode */
#define MACCTL_PM 0x00080000 /* pass all multicast */
#define MACCTL_FDX 0x00100000 /* full duplex mode */
#define MACCTL_LOOP 0x00600000 /* loopback mask */
#define MACCTL_LOOP_INT 0x00200000 /* internal loopback */
#define MACCTL_LOOP_EXT 0x00400000 /* external loopback */
#define MACCTL_LOOP_NONE 0x00000000
#define MACCTL_DRO 0x00800000 /* disable receive own */
#define MACCTL_PS 0x08000000 /* port select, 0 = mii */
#define MACCTL_HBD 0x10000000 /* heartbeat disable */
#define MACCTL_BLE 0x40000000 /* mac big endian */
#define MACCTL_RA 0x80000000 /* receive all packets */
/* CSR_MIIADDR - MII Addess */
#define MIIADDR_BUSY 0x00000001 /* mii busy */
#define MIIADDR_WRITE 0x00000002 /* mii write */
#define MIIADDR_REG_MASK 0x000007C0 /* mii register */
#define MIIADDR_REG_SHIFT 6
#define MIIADDR_PHY_MASK 0x0000F800 /* mii phy */
#define MIIADDR_PHY_SHIFT 11
#define MIIADDR_GETREG(x) (((x) & MIIADDR_REG) >> 6)
#define MIIADDR_PUTREG(x) (((x) << 6) & MIIADR_REG)
#define MIIADDR_GETPHY(x) (((x) & MIIADDR_PHY) >> 11)
#define MIIADDR_PUTPHY(x) (((x) << 6) & MIIADR_PHY)
/* CSR_FLOWC - Flow Control */
#define FLOWC_FCB 0x00000001 /* flow control busy */
#define FLOWC_FCE 0x00000002 /* flow control enable */
#define FLOWC_PCF 0x00000004 /* pass control frames */
#define FLOWC_PT 0xffff0000 /* pause time */
/* CSR_BUSMODE - Bus Mode */
#define BUSMODE_SWR 0x00000001 /* software reset */
#define BUSMODE_BAR 0x00000002 /* bus arbitration */
#define BUSMODE_DSL 0x0000007c /* descriptor skip length */
#define BUSMODE_BLE 0x00000080 /* data buf endian */
/* programmable burst length */
#define BUSMODE_PBL_DEFAULT 0x00000000 /* default value */
#define BUSMODE_PBL_1LW 0x00000100 /* 1 longword */
#define BUSMODE_PBL_2LW 0x00000200 /* 2 longwords */
#define BUSMODE_PBL_4LW 0x00000400 /* 4 longwords */
#define BUSMODE_PBL_8LW 0x00000800 /* 8 longwords */
#define BUSMODE_PBL_16LW 0x00001000 /* 16 longwords */
#define BUSMODE_PBL_32LW 0x00002000 /* 32 longwords */
#define BUSMODE_TAP_SHIFT 17 /* Transmit Automatic Polling */
#define BUSMODE_DBO 0x00100000 /* descriptor endian */
#define BUSMODE_ALIGN_16B 0x01000000 /* force oddhw rx buf align */
/* CSR_TXPOLL - Transmit Poll Demand */
#define TXPOLL_TPD 0x00000001 /* transmit poll demand */
/* CSR_RXPOLL - Receive Poll Demand */
#define RXPOLL_RPD 0x00000001 /* receive poll demand */
/* CSR_STATUS - Status */
#define STATUS_TI 0x00000001 /* transmit interrupt */
#define STATUS_TPS 0x00000002 /* transmit process stopped */
#define STATUS_TU 0x00000004 /* transmit buffer unavail */
#define STATUS_TJT 0x00000008 /* transmit jabber timeout */
#define STATUS_UNF 0x00000020 /* transmit underflow */
#define STATUS_RI 0x00000040 /* receive interrupt */
#define STATUS_RU 0x00000080 /* receive buffer unavail */
#define STATUS_RPS 0x00000100 /* receive process stopped */
#define STATUS_ETI 0x00000400 /* early transmit interrupt */
#define STATUS_SE 0x00002000 /* system error */
#define STATUS_ER 0x00004000 /* early receive (21041) */
#define STATUS_AIS 0x00008000 /* abnormal intr summary */
#define STATUS_NIS 0x00010000 /* normal interrupt summary */
#define STATUS_RS 0x000e0000 /* receive process state */
#define STATUS_RS_STOPPED 0x00000000 /* Stopped */
#define STATUS_RS_FETCH 0x00020000 /* Running - fetch receive
descriptor */
#define STATUS_RS_CHECK 0x00040000 /* Running - check for end
of receive */
#define STATUS_RS_WAIT 0x00060000 /* Running - wait for packet */
#define STATUS_RS_SUSPENDED 0x00080000 /* Suspended */
#define STATUS_RS_CLOSE 0x000a0000 /* Running - close receive
descriptor */
#define STATUS_RS_FLUSH 0x000c0000 /* Running - flush current
frame from FIFO */
#define STATUS_RS_QUEUE 0x000e0000 /* Running - queue current
frame from FIFO into
buffer */
#define STATUS_TS 0x00700000 /* transmit process state */
#define STATUS_TS_STOPPED 0x00000000 /* Stopped */
#define STATUS_TS_FETCH 0x00100000 /* Running - fetch transmit
descriptor */
#define STATUS_TS_WAIT 0x00200000 /* Running - wait for end
of transmission */
#define STATUS_TS_READING 0x00300000 /* Running - read buffer from
memory and queue into
FIFO */
#define STATUS_TS_SUSPENDED 0x00600000 /* Suspended */
#define STATUS_TS_CLOSE 0x00700000 /* Running - close transmit
descriptor */
#define STATUS_TX_ABORT 0x00800000 /* Transmit bus abort */
#define STATUS_RX_ABORT 0x01000000 /* Transmit bus abort */
/* CSR_OPMODE - Operation Mode */
#define OPMODE_SR 0x00000002 /* start receive */
#define OPMODE_OSF 0x00000004 /* operate on second frame */
#define OPMODE_ST 0x00002000 /* start transmitter */
#define OPMODE_TR 0x0000c000 /* threshold control */
#define OPMODE_TR_32 0x00000000 /* 32 words */
#define OPMODE_TR_64 0x00004000 /* 64 words */
#define OPMODE_TR_128 0x00008000 /* 128 words */
#define OPMODE_TR_256 0x0000c000 /* 256 words */
#define OPMODE_SF 0x00200000 /* store and forward mode */
/* CSR_INTEN - Interrupt Enable */
/* See bits for CSR_STATUS -- Status */
/* CSR_MISSED - Missed Frames */
#define MISSED_MFC 0xffff0000 /* missed packet count */
#define MISSED_FOC 0x0000ffff /* fifo overflow counter */
#define MISSED_GETMFC(x) ((x) & MISSED_MFC)
#define MISSED_GETFOC(x) (((x) & MISSED_FOC) >> 16)
/* setup frame code refer dc code */
#define FV_SFRAME_LEN 192
#define FV_MIN_FRAMELEN 60
/*
* MII Definitions for the 21041 and 21140/21140A/21142
* copy from if_devar.h
*/
#define MII_PREAMBLE (~0)
#define MII_TEST 0xAAAAAAAA
#define MII_RDCMD 0x06
#define MII_WRCMD 0x05
#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
#endif /* __IF_FVREG_H__ */