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Differential D19495 Diff 69728 usr.sbin/bhyve/pci_e82545.c

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usr.sbin/bhyve/pci_e82545.c

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#include <sys/uio.h> #include <sys/uio.h>
#include <net/ethernet.h> #include <net/ethernet.h>
#include <netinet/in.h> #include <netinet/in.h>
#include <netinet/tcp.h> #include <netinet/tcp.h>
#ifndef WITHOUT_CAPSICUM #ifndef WITHOUT_CAPSICUM
#include <capsicum_helpers.h> #include <capsicum_helpers.h>
#endif #endif
#include <machine/vmm_snapshot.h>
#include <err.h> #include <err.h>
#include <errno.h> #include <errno.h>
#include <fcntl.h> #include <fcntl.h>
#include <md5.h> #include <md5.h>
#include <stdio.h> #include <stdio.h>
#include <stdlib.h> #include <stdlib.h>
#include <string.h> #include <string.h>
#include <sysexits.h> #include <sysexits.h>
▲ Show 20 Lines • Show All 2,316 Lines • ▼ Show 20 Linese82545_init(struct vmctx *ctx, struct pci_devinst *pi, char *opts)
netbe_rx_enable(sc->esc_be); netbe_rx_enable(sc->esc_be);
/* H/w initiated reset */ /* H/w initiated reset */
e82545_reset(sc, 0); e82545_reset(sc, 0);
return (0); return (0);
} }
#ifdef BHYVE_SNAPSHOT
static int
e82545_snapshot(struct vm_snapshot_meta *meta)
{
int i;
int ret;
struct e82545_softc *sc;
struct pci_devinst *pi;
uint64_t bitmap_value;
pi = meta->dev_data;
sc = pi->pi_arg;
/* esc_mevp and esc_mevpitr should be reinitiated at init. */
SNAPSHOT_VAR_OR_LEAVE(sc->esc_mac, meta, ret, done);
/* General */
SNAPSHOT_VAR_OR_LEAVE(sc->esc_CTRL, meta, ret, done);
SNAPSHOT_VAR_OR_LEAVE(sc->esc_FCAL, meta, ret, done);
SNAPSHOT_VAR_OR_LEAVE(sc->esc_FCAH, meta, ret, done);
SNAPSHOT_VAR_OR_LEAVE(sc->esc_FCT, meta, ret, done);
SNAPSHOT_VAR_OR_LEAVE(sc->esc_VET, meta, ret, done);
SNAPSHOT_VAR_OR_LEAVE(sc->esc_FCTTV, meta, ret, done);
SNAPSHOT_VAR_OR_LEAVE(sc->esc_LEDCTL, meta, ret, done);
SNAPSHOT_VAR_OR_LEAVE(sc->esc_PBA, meta, ret, done);
/* Interrupt control */
SNAPSHOT_VAR_OR_LEAVE(sc->esc_irq_asserted, meta, ret, done);
SNAPSHOT_VAR_OR_LEAVE(sc->esc_ICR, meta, ret, done);
SNAPSHOT_VAR_OR_LEAVE(sc->esc_ITR, meta, ret, done);
SNAPSHOT_VAR_OR_LEAVE(sc->esc_ICS, meta, ret, done);
SNAPSHOT_VAR_OR_LEAVE(sc->esc_IMS, meta, ret, done);
SNAPSHOT_VAR_OR_LEAVE(sc->esc_IMC, meta, ret, done);
/*
* Transmit
*
* The fields in the unions are in superposition to access certain
* bytes in the larger uint variables.
* e.g., ip_config = [ipcss|ipcso|ipcse0|ipcse1]
*/
SNAPSHOT_VAR_OR_LEAVE(sc->esc_txctx.lower_setup.ip_config, meta, ret, done);
SNAPSHOT_VAR_OR_LEAVE(sc->esc_txctx.upper_setup.tcp_config, meta, ret, done);
SNAPSHOT_VAR_OR_LEAVE(sc->esc_txctx.cmd_and_length, meta, ret, done);
SNAPSHOT_VAR_OR_LEAVE(sc->esc_txctx.tcp_seg_setup.data, meta, ret, done);
SNAPSHOT_VAR_OR_LEAVE(sc->esc_tx_enabled, meta, ret, done);
SNAPSHOT_VAR_OR_LEAVE(sc->esc_tx_active, meta, ret, done);
SNAPSHOT_VAR_OR_LEAVE(sc->esc_TXCW, meta, ret, done);
SNAPSHOT_VAR_OR_LEAVE(sc->esc_TCTL, meta, ret, done);
SNAPSHOT_VAR_OR_LEAVE(sc->esc_TIPG, meta, ret, done);
SNAPSHOT_VAR_OR_LEAVE(sc->esc_AIT, meta, ret, done);
SNAPSHOT_VAR_OR_LEAVE(sc->esc_tdba, meta, ret, done);
SNAPSHOT_VAR_OR_LEAVE(sc->esc_TDBAL, meta, ret, done);
SNAPSHOT_VAR_OR_LEAVE(sc->esc_TDBAH, meta, ret, done);
SNAPSHOT_VAR_OR_LEAVE(sc->esc_TDLEN, meta, ret, done);
SNAPSHOT_VAR_OR_LEAVE(sc->esc_TDH, meta, ret, done);
SNAPSHOT_VAR_OR_LEAVE(sc->esc_TDHr, meta, ret, done);
SNAPSHOT_VAR_OR_LEAVE(sc->esc_TDT, meta, ret, done);
SNAPSHOT_VAR_OR_LEAVE(sc->esc_TIDV, meta, ret, done);
SNAPSHOT_VAR_OR_LEAVE(sc->esc_TXDCTL, meta, ret, done);
SNAPSHOT_VAR_OR_LEAVE(sc->esc_TADV, meta, ret, done);
/* Has dependency on esc_TDLEN; reoreder of fields from struct. */
SNAPSHOT_GUEST2HOST_ADDR_OR_LEAVE(sc->esc_txdesc, sc->esc_TDLEN,
true, meta, ret, done);
/* L2 frame acceptance */
for (i = 0; i < nitems(sc->esc_uni); i++) {
SNAPSHOT_VAR_OR_LEAVE(sc->esc_uni[i].eu_valid, meta, ret, done);
SNAPSHOT_VAR_OR_LEAVE(sc->esc_uni[i].eu_addrsel, meta, ret, done);
SNAPSHOT_VAR_OR_LEAVE(sc->esc_uni[i].eu_eth, meta, ret, done);
}
SNAPSHOT_BUF_OR_LEAVE(sc->esc_fmcast, sizeof(sc->esc_fmcast),
meta, ret, done);
SNAPSHOT_BUF_OR_LEAVE(sc->esc_fvlan, sizeof(sc->esc_fvlan),
meta, ret, done);
/* Receive */
SNAPSHOT_VAR_OR_LEAVE(sc->esc_rx_enabled, meta, ret, done);
SNAPSHOT_VAR_OR_LEAVE(sc->esc_rx_active, meta, ret, done);
SNAPSHOT_VAR_OR_LEAVE(sc->esc_rx_loopback, meta, ret, done);
SNAPSHOT_VAR_OR_LEAVE(sc->esc_RCTL, meta, ret, done);
SNAPSHOT_VAR_OR_LEAVE(sc->esc_FCRTL, meta, ret, done);
SNAPSHOT_VAR_OR_LEAVE(sc->esc_FCRTH, meta, ret, done);
SNAPSHOT_VAR_OR_LEAVE(sc->esc_rdba, meta, ret, done);
SNAPSHOT_VAR_OR_LEAVE(sc->esc_RDBAL, meta, ret, done);
SNAPSHOT_VAR_OR_LEAVE(sc->esc_RDBAH, meta, ret, done);
SNAPSHOT_VAR_OR_LEAVE(sc->esc_RDLEN, meta, ret, done);
SNAPSHOT_VAR_OR_LEAVE(sc->esc_RDH, meta, ret, done);
SNAPSHOT_VAR_OR_LEAVE(sc->esc_RDT, meta, ret, done);
SNAPSHOT_VAR_OR_LEAVE(sc->esc_RDTR, meta, ret, done);
SNAPSHOT_VAR_OR_LEAVE(sc->esc_RXDCTL, meta, ret, done);
SNAPSHOT_VAR_OR_LEAVE(sc->esc_RADV, meta, ret, done);
SNAPSHOT_VAR_OR_LEAVE(sc->esc_RSRPD, meta, ret, done);
SNAPSHOT_VAR_OR_LEAVE(sc->esc_RXCSUM, meta, ret, done);
/* Has dependency on esc_RDLEN; reoreder of fields from struct. */
SNAPSHOT_GUEST2HOST_ADDR_OR_LEAVE(sc->esc_rxdesc, sc->esc_TDLEN,
true, meta, ret, done);
/* IO Port register access */
SNAPSHOT_VAR_OR_LEAVE(sc->io_addr, meta, ret, done);
/* Shadow copy of MDIC */
SNAPSHOT_VAR_OR_LEAVE(sc->mdi_control, meta, ret, done);
/* Shadow copy of EECD */
SNAPSHOT_VAR_OR_LEAVE(sc->eeprom_control, meta, ret, done);
/* Latest NVM in/out */
SNAPSHOT_VAR_OR_LEAVE(sc->nvm_data, meta, ret, done);
SNAPSHOT_VAR_OR_LEAVE(sc->nvm_opaddr, meta, ret, done);
/* Stats */
SNAPSHOT_VAR_OR_LEAVE(sc->missed_pkt_count, meta, ret, done);
SNAPSHOT_BUF_OR_LEAVE(sc->pkt_rx_by_size, sizeof(sc->pkt_rx_by_size),
meta, ret, done);
SNAPSHOT_BUF_OR_LEAVE(sc->pkt_tx_by_size, sizeof(sc->pkt_tx_by_size),
meta, ret, done);
SNAPSHOT_VAR_OR_LEAVE(sc->good_pkt_rx_count, meta, ret, done);
SNAPSHOT_VAR_OR_LEAVE(sc->bcast_pkt_rx_count, meta, ret, done);
SNAPSHOT_VAR_OR_LEAVE(sc->mcast_pkt_rx_count, meta, ret, done);
SNAPSHOT_VAR_OR_LEAVE(sc->good_pkt_tx_count, meta, ret, done);
SNAPSHOT_VAR_OR_LEAVE(sc->bcast_pkt_tx_count, meta, ret, done);
SNAPSHOT_VAR_OR_LEAVE(sc->mcast_pkt_tx_count, meta, ret, done);
SNAPSHOT_VAR_OR_LEAVE(sc->oversize_rx_count, meta, ret, done);
SNAPSHOT_VAR_OR_LEAVE(sc->tso_tx_count, meta, ret, done);
SNAPSHOT_VAR_OR_LEAVE(sc->good_octets_rx, meta, ret, done);
SNAPSHOT_VAR_OR_LEAVE(sc->good_octets_tx, meta, ret, done);
SNAPSHOT_VAR_OR_LEAVE(sc->missed_octets, meta, ret, done);
if (meta->op == VM_SNAPSHOT_SAVE)
bitmap_value = sc->nvm_bits;
SNAPSHOT_VAR_OR_LEAVE(bitmap_value, meta, ret, done);
if (meta->op == VM_SNAPSHOT_RESTORE)
sc->nvm_bits = bitmap_value;
if (meta->op == VM_SNAPSHOT_SAVE)
bitmap_value = sc->nvm_bits;
SNAPSHOT_VAR_OR_LEAVE(bitmap_value, meta, ret, done);
if (meta->op == VM_SNAPSHOT_RESTORE)
sc->nvm_bits = bitmap_value;
/* EEPROM data */
SNAPSHOT_BUF_OR_LEAVE(sc->eeprom_data, sizeof(sc->eeprom_data),
meta, ret, done);
done:
return (ret);
}
#endif
struct pci_devemu pci_de_e82545 = { struct pci_devemu pci_de_e82545 = {
.pe_emu = "e1000", .pe_emu = "e1000",
.pe_init = e82545_init, .pe_init = e82545_init,
.pe_barwrite = e82545_write, .pe_barwrite = e82545_write,
.pe_barread = e82545_read .pe_barread = e82545_read,
#ifdef BHYVE_SNAPSHOT
.pe_snapshot = e82545_snapshot,
#endif
}; };
PCI_EMUL_SET(pci_de_e82545); PCI_EMUL_SET(pci_de_e82545);