summaryrefslogtreecommitdiff
path: root/hw
diff options
context:
space:
mode:
authorbalrog <balrog@c046a42c-6fe2-441c-8c8c-71466251a162>2008-02-03 02:20:18 +0000
committerbalrog <balrog@c046a42c-6fe2-441c-8c8c-71466251a162>2008-02-03 02:20:18 +0000
commit7c23b8920329180f48b8a147b629d8837709d201 (patch)
treee1ebd532a10358807e37c26059cd91f73e7826c3 /hw
parentdd48594e1abc4035a29c0c9248030be779d716b5 (diff)
E1000 NIC emulation (Nir Peleg, patch from Dor Laor).
Applied %s/^\([^I ]*\)^I/\1 /g on e1000.c and added e1000 to help message. git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3949 c046a42c-6fe2-441c-8c8c-71466251a162
Diffstat (limited to 'hw')
-rw-r--r--hw/e1000.c999
-rw-r--r--hw/e1000_hw.h865
-rw-r--r--hw/pci.c4
-rw-r--r--hw/pci.h3
4 files changed, 1870 insertions, 1 deletions
diff --git a/hw/e1000.c b/hw/e1000.c
new file mode 100644
index 0000000000..d573f7033b
--- /dev/null
+++ b/hw/e1000.c
@@ -0,0 +1,999 @@
+/*
+ * QEMU e1000 emulation
+ *
+ * Nir Peleg, Tutis Systems Ltd. for Qumranet Inc.
+ * Copyright (c) 2008 Qumranet
+ * Based on work done by:
+ * Copyright (c) 2007 Dan Aloni
+ * Copyright (c) 2004 Antony T Curtis
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+
+#include "hw.h"
+#include "pci.h"
+#include "net.h"
+
+#define __iomem
+typedef int boolean_t;
+#include "e1000_hw.h"
+
+#define DEBUG
+
+#ifdef DEBUG
+enum {
+ DEBUG_GENERAL, DEBUG_IO, DEBUG_MMIO, DEBUG_INTERRUPT,
+ DEBUG_RX, DEBUG_TX, DEBUG_MDIC, DEBUG_EEPROM,
+ DEBUG_UNKNOWN, DEBUG_TXSUM, DEBUG_TXERR, DEBUG_RXERR,
+ DEBUG_RXFILTER, DEBUG_NOTYET,
+};
+#define DBGBIT(x) (1<<DEBUG_##x)
+static int debugflags = DBGBIT(TXERR) | DBGBIT(GENERAL);
+
+#define DBGOUT(what, fmt, params...) do { \
+ if (debugflags & DBGBIT(what)) \
+ fprintf(stderr, "e1000: " fmt, ##params); \
+ } while (0)
+#else
+#define DBGOUT(what, fmt, params...) do {} while (0)
+#endif
+
+#define IOPORT_SIZE 0x40
+#define PNPMMIO_SIZE 0x60000
+
+/*
+ * HW models:
+ * E1000_DEV_ID_82540EM works with Windows and Linux
+ * E1000_DEV_ID_82573L OK with windoze and Linux 2.6.22,
+ * appears to perform better than 82540EM, but breaks with Linux 2.6.18
+ * E1000_DEV_ID_82544GC_COPPER appears to work; not well tested
+ * Others never tested
+ */
+enum { E1000_DEVID = E1000_DEV_ID_82540EM };
+
+/*
+ * May need to specify additional MAC-to-PHY entries --
+ * Intel's Windows driver refuses to initialize unless they match
+ */
+enum {
+ PHY_ID2_INIT = E1000_DEVID == E1000_DEV_ID_82573L ? 0xcc2 :
+ E1000_DEVID == E1000_DEV_ID_82544GC_COPPER ? 0xc30 :
+ /* default to E1000_DEV_ID_82540EM */ 0xc20
+};
+
+typedef struct E1000State_st {
+ PCIDevice dev;
+ VLANClientState *vc;
+ NICInfo *nd;
+ uint32_t instance;
+ uint32_t mmio_base;
+ int mmio_index;
+
+ uint32_t mac_reg[0x8000];
+ uint16_t phy_reg[0x20];
+ uint16_t eeprom_data[64];
+
+ uint32_t rxbuf_size;
+ uint32_t rxbuf_min_shift;
+ int check_rxov;
+ struct e1000_tx {
+ unsigned char header[256];
+ unsigned char data[0x10000];
+ uint16_t size;
+ unsigned char sum_needed;
+ uint8_t ipcss;
+ uint8_t ipcso;
+ uint16_t ipcse;
+ uint8_t tucss;
+ uint8_t tucso;
+ uint16_t tucse;
+ uint8_t hdr_len;
+ uint16_t mss;
+ uint32_t paylen;
+ uint16_t tso_frames;
+ char tse;
+ char ip;
+ char tcp;
+ } tx;
+
+ struct {
+ uint32_t val_in; // shifted in from guest driver
+ uint16_t bitnum_in;
+ uint16_t bitnum_out;
+ uint16_t reading;
+ uint32_t old_eecd;
+ } eecd_state;
+} E1000State;
+
+#define defreg(x) x = (E1000_##x>>2)
+enum {
+ defreg(CTRL), defreg(EECD), defreg(EERD), defreg(GPRC),
+ defreg(GPTC), defreg(ICR), defreg(ICS), defreg(IMC),
+ defreg(IMS), defreg(LEDCTL), defreg(MANC), defreg(MDIC),
+ defreg(MPC), defreg(PBA), defreg(RCTL), defreg(RDBAH),
+ defreg(RDBAL), defreg(RDH), defreg(RDLEN), defreg(RDT),
+ defreg(STATUS), defreg(SWSM), defreg(TCTL), defreg(TDBAH),
+ defreg(TDBAL), defreg(TDH), defreg(TDLEN), defreg(TDT),
+ defreg(TORH), defreg(TORL), defreg(TOTH), defreg(TOTL),
+ defreg(TPR), defreg(TPT), defreg(TXDCTL), defreg(WUFC),
+ defreg(RA), defreg(MTA), defreg(CRCERRS),
+};
+
+enum { PHY_R = 1, PHY_W = 2, PHY_RW = PHY_R | PHY_W };
+static char phy_regcap[0x20] = {
+ [PHY_STATUS] = PHY_R, [M88E1000_EXT_PHY_SPEC_CTRL] = PHY_RW,
+ [PHY_ID1] = PHY_R, [M88E1000_PHY_SPEC_CTRL] = PHY_RW,
+ [PHY_CTRL] = PHY_RW, [PHY_1000T_CTRL] = PHY_RW,
+ [PHY_LP_ABILITY] = PHY_R, [PHY_1000T_STATUS] = PHY_R,
+ [PHY_AUTONEG_ADV] = PHY_RW, [M88E1000_RX_ERR_CNTR] = PHY_R,
+ [PHY_ID2] = PHY_R,
+};
+
+static void
+ioport_map(PCIDevice *pci_dev, int region_num, uint32_t addr,
+ uint32_t size, int type)
+{
+ DBGOUT(IO, "e1000_ioport_map addr=0x%04x size=0x%08x\n", addr, size);
+}
+
+static void
+set_interrupt_cause(E1000State *s, int index, uint32_t val)
+{
+ if (val)
+ val |= E1000_ICR_INT_ASSERTED;
+ s->mac_reg[ICR] = val;
+ qemu_set_irq(s->dev.irq[0], (s->mac_reg[IMS] & s->mac_reg[ICR]) != 0);
+}
+
+static void
+set_ics(E1000State *s, int index, uint32_t val)
+{
+ DBGOUT(INTERRUPT, "set_ics %x, ICR %x, IMR %x\n", val, s->mac_reg[ICR],
+ s->mac_reg[IMS]);
+ set_interrupt_cause(s, 0, val | s->mac_reg[ICR]);
+}
+
+static int
+rxbufsize(uint32_t v)
+{
+ v &= E1000_RCTL_BSEX | E1000_RCTL_SZ_16384 | E1000_RCTL_SZ_8192 |
+ E1000_RCTL_SZ_4096 | E1000_RCTL_SZ_2048 | E1000_RCTL_SZ_1024 |
+ E1000_RCTL_SZ_512 | E1000_RCTL_SZ_256;
+ switch (v) {
+ case E1000_RCTL_BSEX | E1000_RCTL_SZ_16384:
+ return 16384;
+ case E1000_RCTL_BSEX | E1000_RCTL_SZ_8192:
+ return 8192;
+ case E1000_RCTL_BSEX | E1000_RCTL_SZ_4096:
+ return 4096;
+ case E1000_RCTL_SZ_1024:
+ return 1024;
+ case E1000_RCTL_SZ_512:
+ return 512;
+ case E1000_RCTL_SZ_256:
+ return 256;
+ }
+ return 2048;
+}
+
+static void
+set_rx_control(E1000State *s, int index, uint32_t val)
+{
+ s->mac_reg[RCTL] = val;
+ s->rxbuf_size = rxbufsize(val);
+ s->rxbuf_min_shift = ((val / E1000_RCTL_RDMTS_QUAT) & 3) + 1;
+ DBGOUT(RX, "RCTL: %d, mac_reg[RCTL] = 0x%x\n", s->mac_reg[RDT],
+ s->mac_reg[RCTL]);
+}
+
+static void
+set_mdic(E1000State *s, int index, uint32_t val)
+{
+ uint32_t data = val & E1000_MDIC_DATA_MASK;
+ uint32_t addr = ((val & E1000_MDIC_REG_MASK) >> E1000_MDIC_REG_SHIFT);
+
+ if ((val & E1000_MDIC_PHY_MASK) >> E1000_MDIC_PHY_SHIFT != 1) // phy #
+ val = s->mac_reg[MDIC] | E1000_MDIC_ERROR;
+ else if (val & E1000_MDIC_OP_READ) {
+ DBGOUT(MDIC, "MDIC read reg 0x%x\n", addr);
+ if (!(phy_regcap[addr] & PHY_R)) {
+ DBGOUT(MDIC, "MDIC read reg %x unhandled\n", addr);
+ val |= E1000_MDIC_ERROR;
+ } else
+ val = (val ^ data) | s->phy_reg[addr];
+ } else if (val & E1000_MDIC_OP_WRITE) {
+ DBGOUT(MDIC, "MDIC write reg 0x%x, value 0x%x\n", addr, data);
+ if (!(phy_regcap[addr] & PHY_W)) {
+ DBGOUT(MDIC, "MDIC write reg %x unhandled\n", addr);
+ val |= E1000_MDIC_ERROR;
+ } else
+ s->phy_reg[addr] = data;
+ }
+ s->mac_reg[MDIC] = val | E1000_MDIC_READY;
+ set_ics(s, 0, E1000_ICR_MDAC);
+}
+
+static uint32_t
+get_eecd(E1000State *s, int index)
+{
+ uint32_t ret = E1000_EECD_PRES|E1000_EECD_GNT | s->eecd_state.old_eecd;
+
+ DBGOUT(EEPROM, "reading eeprom bit %d (reading %d)\n",
+ s->eecd_state.bitnum_out, s->eecd_state.reading);
+ if (!s->eecd_state.reading ||
+ ((s->eeprom_data[(s->eecd_state.bitnum_out >> 4) & 0x3f] >>
+ ((s->eecd_state.bitnum_out & 0xf) ^ 0xf))) & 1)
+ ret |= E1000_EECD_DO;
+ return ret;
+}
+
+static void
+set_eecd(E1000State *s, int index, uint32_t val)
+{
+ uint32_t oldval = s->eecd_state.old_eecd;
+
+ s->eecd_state.old_eecd = val & (E1000_EECD_SK | E1000_EECD_CS |
+ E1000_EECD_DI|E1000_EECD_FWE_MASK|E1000_EECD_REQ);
+ if (!(E1000_EECD_SK & (val ^ oldval))) // no clock edge
+ return;
+ if (!(E1000_EECD_SK & val)) { // falling edge
+ s->eecd_state.bitnum_out++;
+ return;
+ }
+ if (!(val & E1000_EECD_CS)) { // rising, no CS (EEPROM reset)
+ memset(&s->eecd_state, 0, sizeof s->eecd_state);
+ return;
+ }
+ s->eecd_state.val_in <<= 1;
+ if (val & E1000_EECD_DI)
+ s->eecd_state.val_in |= 1;
+ if (++s->eecd_state.bitnum_in == 9 && !s->eecd_state.reading) {
+ s->eecd_state.bitnum_out = ((s->eecd_state.val_in & 0x3f)<<4)-1;
+ s->eecd_state.reading = (((s->eecd_state.val_in >> 6) & 7) ==
+ EEPROM_READ_OPCODE_MICROWIRE);
+ }
+ DBGOUT(EEPROM, "eeprom bitnum in %d out %d, reading %d\n",
+ s->eecd_state.bitnum_in, s->eecd_state.bitnum_out,
+ s->eecd_state.reading);
+}
+
+static uint32_t
+flash_eerd_read(E1000State *s, int x)
+{
+ unsigned int index, r = s->mac_reg[EERD] & ~E1000_EEPROM_RW_REG_START;
+
+ if ((index = r >> E1000_EEPROM_RW_ADDR_SHIFT) > EEPROM_CHECKSUM_REG)
+ return 0;
+ return (s->eeprom_data[index] << E1000_EEPROM_RW_REG_DATA) |
+ E1000_EEPROM_RW_REG_DONE | r;
+}
+
+static unsigned int
+do_cksum(uint8_t *dp, uint8_t *de)
+{
+ unsigned int bsum[2] = {0, 0}, i, sum;
+
+ for (i = 1; dp < de; bsum[i^=1] += *dp++)
+ ;
+ sum = (bsum[0] << 8) + bsum[1];
+ sum = (sum >> 16) + (sum & 0xffff);
+ return ~(sum + (sum >> 16));
+}
+
+static void
+putsum(uint8_t *data, uint32_t n, uint32_t sloc, uint32_t css, uint32_t cse)
+{
+ if (cse && cse < n)
+ n = cse + 1;
+ if (sloc < n-1)
+ cpu_to_be16wu((uint16_t *)(data + sloc),
+ do_cksum(data + css, data + n));
+}
+
+static void
+xmit_seg(E1000State *s)
+{
+ uint16_t len, *sp;
+ unsigned int frames = s->tx.tso_frames, css, sofar, n;
+ struct e1000_tx *tp = &s->tx;
+
+ if (tp->tse) {
+ css = tp->ipcss;
+ DBGOUT(TXSUM, "frames %d size %d ipcss %d\n",
+ frames, tp->size, css);
+ if (tp->ip) { // IPv4
+ cpu_to_be16wu((uint16_t *)(tp->data+css+2),
+ tp->size - css);
+ cpu_to_be16wu((uint16_t *)(tp->data+css+4),
+ be16_to_cpup((uint16_t *)(tp->data+css+4))+frames);
+ } else // IPv6
+ cpu_to_be16wu((uint16_t *)(tp->data+css+4),
+ tp->size - css);
+ css = tp->tucss;
+ len = tp->size - css;
+ DBGOUT(TXSUM, "tcp %d tucss %d len %d\n", tp->tcp, css, len);
+ if (tp->tcp) {
+ sofar = frames * tp->mss;
+ cpu_to_be32wu((uint32_t *)(tp->data+css+4), // seq
+ be32_to_cpup((uint32_t *)(tp->data+css+4))+sofar);
+ if (tp->paylen - sofar > tp->mss)
+ tp->data[css + 13] &= ~9; // PSH, FIN
+ } else // UDP
+ cpu_to_be16wu((uint16_t *)(tp->data+css+4), len);
+ if (tp->sum_needed & E1000_TXD_POPTS_TXSM) {
+ // add pseudo-header length before checksum calculation
+ sp = (uint16_t *)(tp->data + tp->tucso);
+ cpu_to_be16wu(sp, be16_to_cpup(sp) + len);
+ }
+ tp->tso_frames++;
+ }
+
+ if (tp->sum_needed & E1000_TXD_POPTS_TXSM)
+ putsum(tp->data, tp->size, tp->tucso, tp->tucss, tp->tucse);
+ if (tp->sum_needed & E1000_TXD_POPTS_IXSM)
+ putsum(tp->data, tp->size, tp->ipcso, tp->ipcss, tp->ipcse);
+ qemu_send_packet(s->vc, tp->data, tp->size);
+ s->mac_reg[TPT]++;
+ s->mac_reg[GPTC]++;
+ n = s->mac_reg[TOTL];
+ if ((s->mac_reg[TOTL] += s->tx.size) < n)
+ s->mac_reg[TOTH]++;
+}
+
+static void
+process_tx_desc(E1000State *s, struct e1000_tx_desc *dp)
+{
+ uint32_t txd_lower = le32_to_cpu(dp->lower.data);
+ uint32_t dtype = txd_lower & (E1000_TXD_CMD_DEXT | E1000_TXD_DTYP_D);
+ unsigned int split_size = txd_lower & 0xffff, bytes, sz, op;
+ unsigned int msh = 0xfffff, hdr = 0;
+ uint64_t addr;
+ struct e1000_context_desc *xp = (struct e1000_context_desc *)dp;
+ struct e1000_tx *tp = &s->tx;
+
+ if (dtype == E1000_TXD_CMD_DEXT) { // context descriptor
+ op = le32_to_cpu(xp->cmd_and_length);
+ tp->ipcss = xp->lower_setup.ip_fields.ipcss;
+ tp->ipcso = xp->lower_setup.ip_fields.ipcso;
+ tp->ipcse = le16_to_cpu(xp->lower_setup.ip_fields.ipcse);
+ tp->tucss = xp->upper_setup.tcp_fields.tucss;
+ tp->tucso = xp->upper_setup.tcp_fields.tucso;
+ tp->tucse = le16_to_cpu(xp->upper_setup.tcp_fields.tucse);
+ tp->paylen = op & 0xfffff;
+ tp->hdr_len = xp->tcp_seg_setup.fields.hdr_len;
+ tp->mss = le16_to_cpu(xp->tcp_seg_setup.fields.mss);
+ tp->ip = (op & E1000_TXD_CMD_IP) ? 1 : 0;
+ tp->tcp = (op & E1000_TXD_CMD_TCP) ? 1 : 0;
+ tp->tse = (op & E1000_TXD_CMD_TSE) ? 1 : 0;
+ tp->tso_frames = 0;
+ if (tp->tucso == 0) { // this is probably wrong
+ DBGOUT(TXSUM, "TCP/UDP: cso 0!\n");
+ tp->tucso = tp->tucss + (tp->tcp ? 16 : 6);
+ }
+ return;
+ } else if (dtype == (E1000_TXD_CMD_DEXT | E1000_TXD_DTYP_D))
+ tp->sum_needed = le32_to_cpu(dp->upper.data) >> 8;
+
+ addr = le64_to_cpu(dp->buffer_addr);
+ if (tp->tse) {
+ hdr = tp->hdr_len;
+ msh = hdr + tp->mss;
+ }
+ do {
+ bytes = split_size;
+ if (tp->size + bytes > msh)
+ bytes = msh - tp->size;
+ cpu_physical_memory_read(addr, tp->data + tp->size, bytes);
+ if ((sz = tp->size + bytes) >= hdr && tp->size < hdr)
+ memmove(tp->header, tp->data, hdr);
+ tp->size = sz;
+ addr += bytes;
+ if (sz == msh) {
+ xmit_seg(s);
+ memmove(tp->data, tp->header, hdr);
+ tp->size = hdr;
+ }
+ } while (split_size -= bytes);
+
+ if (!(txd_lower & E1000_TXD_CMD_EOP))
+ return;
+ if (tp->size > hdr)
+ xmit_seg(s);
+ tp->tso_frames = 0;
+ tp->sum_needed = 0;
+ tp->size = 0;
+}
+
+static uint32_t
+txdesc_writeback(target_phys_addr_t base, struct e1000_tx_desc *dp)
+{
+ uint32_t txd_upper, txd_lower = le32_to_cpu(dp->lower.data);
+
+ if (!(txd_lower & (E1000_TXD_CMD_RS|E1000_TXD_CMD_RPS)))
+ return 0;
+ txd_upper = (le32_to_cpu(dp->upper.data) | E1000_TXD_STAT_DD) &
+ ~(E1000_TXD_STAT_EC | E1000_TXD_STAT_LC | E1000_TXD_STAT_TU);
+ dp->upper.data = cpu_to_le32(txd_upper);
+ cpu_physical_memory_write(base + ((char *)&dp->upper - (char *)dp),
+ (void *)&dp->upper, sizeof(dp->upper));
+ return E1000_ICR_TXDW;
+}
+
+static void
+start_xmit(E1000State *s)
+{
+ target_phys_addr_t base;
+ struct e1000_tx_desc desc;
+ uint32_t tdh_start = s->mac_reg[TDH], cause = E1000_ICS_TXQE;
+
+ if (!(s->mac_reg[TCTL] & E1000_TCTL_EN)) {
+ DBGOUT(TX, "tx disabled\n");
+ return;
+ }
+
+ while (s->mac_reg[TDH] != s->mac_reg[TDT]) {
+ base = ((uint64_t)s->mac_reg[TDBAH] << 32) + s->mac_reg[TDBAL] +
+ sizeof(struct e1000_tx_desc) * s->mac_reg[TDH];
+ cpu_physical_memory_read(base, (void *)&desc, sizeof(desc));
+
+ DBGOUT(TX, "index %d: %p : %x %x\n", s->mac_reg[TDH],
+ (void *)desc.buffer_addr, desc.lower.data,
+ desc.upper.data);
+
+ process_tx_desc(s, &desc);
+ cause |= txdesc_writeback(base, &desc);
+
+ if (++s->mac_reg[TDH] * sizeof(desc) >= s->mac_reg[TDLEN])
+ s->mac_reg[TDH] = 0;
+ /*
+ * the following could happen only if guest sw assigns
+ * bogus values to TDT/TDLEN.
+ * there's nothing too intelligent we could do about this.
+ */
+ if (s->mac_reg[TDH] == tdh_start) {
+ DBGOUT(TXERR, "TDH wraparound @%x, TDT %x, TDLEN %x\n",
+ tdh_start, s->mac_reg[TDT], s->mac_reg[TDLEN]);
+ break;
+ }
+ }
+ set_ics(s, 0, cause);
+}
+
+static int
+receive_filter(E1000State *s, const uint8_t *buf, int size)
+{
+ static uint8_t bcast[] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
+ static int mta_shift[] = {4, 3, 2, 0};
+ uint32_t f, rctl = s->mac_reg[RCTL], ra[2], *rp;
+
+ if (rctl & E1000_RCTL_UPE) // promiscuous
+ return 1;
+
+ if ((buf[0] & 1) && (rctl & E1000_RCTL_MPE)) // promiscuous mcast
+ return 1;
+
+ if ((rctl & E1000_RCTL_BAM) && !memcmp(buf, bcast, sizeof bcast))
+ return 1;
+
+ for (rp = s->mac_reg + RA; rp < s->mac_reg + RA + 32; rp += 2) {
+ if (!(rp[1] & E1000_RAH_AV))
+ continue;
+ ra[0] = cpu_to_le32(rp[0]);
+ ra[1] = cpu_to_le32(rp[1]);
+ if (!memcmp(buf, (uint8_t *)ra, 6)) {
+ DBGOUT(RXFILTER,
+ "unicast match[%d]: %02x:%02x:%02x:%02x:%02x:%02x\n",
+ (int)(rp - s->mac_reg - RA)/2,
+ buf[0], buf[1], buf[2], buf[3], buf[4], buf[5]);
+ return 1;
+ }
+ }
+ DBGOUT(RXFILTER, "unicast mismatch: %02x:%02x:%02x:%02x:%02x:%02x\n",
+ buf[0], buf[1], buf[2], buf[3], buf[4], buf[5]);
+
+ f = mta_shift[(rctl >> E1000_RCTL_MO_SHIFT) & 3];
+ f = (((buf[5] << 8) | buf[4]) >> f) & 0xfff;
+ if (s->mac_reg[MTA + (f >> 5)] & (1 << (f & 0x1f)))
+ return 1;
+ DBGOUT(RXFILTER,
+ "dropping, inexact filter mismatch: %02x:%02x:%02x:%02x:%02x:%02x MO %d MTA[%d] %x\n",
+ buf[0], buf[1], buf[2], buf[3], buf[4], buf[5],
+ (rctl >> E1000_RCTL_MO_SHIFT) & 3, f >> 5,
+ s->mac_reg[MTA + (f >> 5)]);
+
+ return 0;
+}
+
+static int
+e1000_can_receive(void *opaque)
+{
+ E1000State *s = opaque;
+
+ return (!(s->mac_reg[RCTL] & E1000_RCTL_EN) ||
+ s->mac_reg[RDH] != s->mac_reg[RDT]);
+}
+
+static void
+e1000_receive(void *opaque, const uint8_t *buf, int size)
+{
+ E1000State *s = opaque;
+ struct e1000_rx_desc desc;
+ target_phys_addr_t base;
+ unsigned int n, rdt;
+ uint32_t rdh_start;
+
+ if (!(s->mac_reg[RCTL] & E1000_RCTL_EN))
+ return;
+
+ if (size > s->rxbuf_size) {
+ DBGOUT(RX, "packet too large for buffers (%d > %d)\n", size,
+ s->rxbuf_size);
+ return;
+ }
+
+ if (!receive_filter(s, buf, size))
+ return;
+
+ rdh_start = s->mac_reg[RDH];
+ size += 4; // for the header
+ do {
+ if (s->mac_reg[RDH] == s->mac_reg[RDT] && s->check_rxov) {
+ set_ics(s, 0, E1000_ICS_RXO);
+ return;
+ }
+ base = ((uint64_t)s->mac_reg[RDBAH] << 32) + s->mac_reg[RDBAL] +
+ sizeof(desc) * s->mac_reg[RDH];
+ cpu_physical_memory_read(base, (void *)&desc, sizeof(desc));
+ desc.status |= E1000_RXD_STAT_DD;
+ if (desc.buffer_addr) {
+ cpu_physical_memory_write(le64_to_cpu(desc.buffer_addr),
+ (void *)buf, size);
+ desc.length = cpu_to_le16(size);
+ desc.status |= E1000_RXD_STAT_EOP|E1000_RXD_STAT_IXSM;
+ } else // as per intel docs; skip descriptors with null buf addr
+ DBGOUT(RX, "Null RX descriptor!!\n");
+ cpu_physical_memory_write(base, (void *)&desc, sizeof(desc));
+
+ if (++s->mac_reg[RDH] * sizeof(desc) >= s->mac_reg[RDLEN])
+ s->mac_reg[RDH] = 0;
+ s->check_rxov = 1;
+ /* see comment in start_xmit; same here */
+ if (s->mac_reg[RDH] == rdh_start) {
+ DBGOUT(RXERR, "RDH wraparound @%x, RDT %x, RDLEN %x\n",
+ rdh_start, s->mac_reg[RDT], s->mac_reg[RDLEN]);
+ set_ics(s, 0, E1000_ICS_RXO);
+ return;
+ }
+ } while (desc.buffer_addr == 0);
+
+ s->mac_reg[GPRC]++;
+ s->mac_reg[TPR]++;
+ n = s->mac_reg[TORL];
+ if ((s->mac_reg[TORL] += size) < n)
+ s->mac_reg[TORH]++;
+
+ n = E1000_ICS_RXT0;
+ if ((rdt = s->mac_reg[RDT]) < s->mac_reg[RDH])
+ rdt += s->mac_reg[RDLEN] / sizeof(desc);
+ if (((rdt - s->mac_reg[RDH]) * sizeof(desc)) << s->rxbuf_min_shift >=
+ s->mac_reg[RDLEN])
+ n |= E1000_ICS_RXDMT0;
+
+ set_ics(s, 0, n);
+}
+
+static uint32_t
+mac_readreg(E1000State *s, int index)
+{
+ return s->mac_reg[index];
+}
+
+static uint32_t
+mac_icr_read(E1000State *s, int index)
+{
+ uint32_t ret = s->mac_reg[ICR];
+
+ DBGOUT(INTERRUPT, "ICR read: %x\n", ret);
+ set_interrupt_cause(s, 0, 0);
+ return ret;
+}
+
+static uint32_t
+mac_read_clr4(E1000State *s, int index)
+{
+ uint32_t ret = s->mac_reg[index];
+
+ s->mac_reg[index] = 0;
+ return ret;
+}
+
+static uint32_t
+mac_read_clr8(E1000State *s, int index)
+{
+ uint32_t ret = s->mac_reg[index];
+
+ s->mac_reg[index] = 0;
+ s->mac_reg[index-1] = 0;
+ return ret;
+}
+
+static void
+mac_writereg(E1000State *s, int index, uint32_t val)
+{
+ s->mac_reg[index] = val;
+}
+
+static void
+set_rdt(E1000State *s, int index, uint32_t val)
+{
+ s->check_rxov = 0;
+ s->mac_reg[index] = val & 0xffff;
+}
+
+static void
+set_16bit(E1000State *s, int index, uint32_t val)
+{
+ s->mac_reg[index] = val & 0xffff;
+}
+
+static void
+set_dlen(E1000State *s, int index, uint32_t val)
+{
+ s->mac_reg[index] = val & 0xfff80;
+}
+
+static void
+set_tctl(E1000State *s, int index, uint32_t val)
+{
+ s->mac_reg[index] = val;
+ s->mac_reg[TDT] &= 0xffff;
+ start_xmit(s);
+}
+
+static void
+set_icr(E1000State *s, int index, uint32_t val)
+{
+ DBGOUT(INTERRUPT, "set_icr %x\n", val);
+ set_interrupt_cause(s, 0, s->mac_reg[ICR] & ~val);
+}
+
+static void
+set_imc(E1000State *s, int index, uint32_t val)
+{
+ s->mac_reg[IMS] &= ~val;
+ set_ics(s, 0, 0);
+}
+
+static void
+set_ims(E1000State *s, int index, uint32_t val)
+{
+ s->mac_reg[IMS] |= val;
+ set_ics(s, 0, 0);
+}
+
+#define getreg(x) [x] = mac_readreg
+static uint32_t (*macreg_readops[])(E1000State *, int) = {
+ getreg(PBA), getreg(RCTL), getreg(TDH), getreg(TXDCTL),
+ getreg(WUFC), getreg(TDT), getreg(CTRL), getreg(LEDCTL),
+ getreg(MANC), getreg(MDIC), getreg(SWSM), getreg(STATUS),
+ getreg(TORL), getreg(TOTL), getreg(IMS), getreg(TCTL),
+ getreg(RDH), getreg(RDT),
+
+ [TOTH] = mac_read_clr8, [TORH] = mac_read_clr8, [GPRC] = mac_read_clr4,
+ [GPTC] = mac_read_clr4, [TPR] = mac_read_clr4, [TPT] = mac_read_clr4,
+ [ICR] = mac_icr_read, [EECD] = get_eecd, [EERD] = flash_eerd_read,
+ [CRCERRS ... MPC] = &mac_readreg,
+ [RA ... RA+31] = &mac_readreg,
+ [MTA ... MTA+127] = &mac_readreg,
+};
+enum { NREADOPS = sizeof(macreg_readops) / sizeof(*macreg_readops) };
+
+#define putreg(x) [x] = mac_writereg
+static void (*macreg_writeops[])(E1000State *, int, uint32_t) = {
+ putreg(PBA), putreg(EERD), putreg(SWSM), putreg(WUFC),
+ putreg(TDBAL), putreg(TDBAH), putreg(TXDCTL), putreg(RDBAH),
+ putreg(RDBAL), putreg(LEDCTL),
+ [TDLEN] = set_dlen, [RDLEN] = set_dlen, [TCTL] = set_tctl,
+ [TDT] = set_tctl, [MDIC] = set_mdic, [ICS] = set_ics,
+ [TDH] = set_16bit, [RDH] = set_16bit, [RDT] = set_rdt,
+ [IMC] = set_imc, [IMS] = set_ims, [ICR] = set_icr,
+ [EECD] = set_eecd, [RCTL] = set_rx_control,
+ [RA ... RA+31] = &mac_writereg,
+ [MTA ... MTA+127] = &mac_writereg,
+};
+enum { NWRITEOPS = sizeof(macreg_writeops) / sizeof(*macreg_writeops) };
+
+static void
+e1000_mmio_writel(void *opaque, target_phys_addr_t addr, uint32_t val)
+{
+ E1000State *s = opaque;
+ unsigned int index = ((addr - s->mmio_base) & 0x1ffff) >> 2;
+
+ if (index < NWRITEOPS && macreg_writeops[index])
+ macreg_writeops[index](s, index, le32_to_cpu(val));
+ else if (index < NREADOPS && macreg_readops[index])
+ DBGOUT(MMIO, "e1000_mmio_writel RO %x: 0x%04x\n", index<<2, val);
+ else
+ DBGOUT(UNKNOWN, "MMIO unknown write addr=0x%08x,val=0x%08x\n",
+ index<<2, val);
+}
+
+static void
+e1000_mmio_writew(void *opaque, target_phys_addr_t addr, uint32_t val)
+{
+ // emulate hw without byte enables: no RMW
+ e1000_mmio_writel(opaque, addr & ~3,
+ cpu_to_le32(le16_to_cpu(val & 0xffff) << (8*(addr & 3))));
+}
+
+static void
+e1000_mmio_writeb(void *opaque, target_phys_addr_t addr, uint32_t val)
+{
+ // emulate hw without byte enables: no RMW
+ e1000_mmio_writel(opaque, addr & ~3,
+ cpu_to_le32((val & 0xff) << (8*(addr & 3))));
+}
+
+static uint32_t
+e1000_mmio_readl(void *opaque, target_phys_addr_t addr)
+{
+ E1000State *s = opaque;
+ unsigned int index = ((addr - s->mmio_base) & 0x1ffff) >> 2;
+
+ if (index < NREADOPS && macreg_readops[index])
+ return cpu_to_le32(macreg_readops[index](s, index));
+ DBGOUT(UNKNOWN, "MMIO unknown read addr=0x%08x\n", index<<2);
+ return 0;
+}
+
+static uint32_t
+e1000_mmio_readb(void *opaque, target_phys_addr_t addr)
+{
+ return (le32_to_cpu(e1000_mmio_readl(opaque, addr & ~3)) >>
+ (8 * (addr & 3))) & 0xff;
+}
+
+static uint32_t
+e1000_mmio_readw(void *opaque, target_phys_addr_t addr)
+{
+ return cpu_to_le16((le32_to_cpu(e1000_mmio_readl(opaque, addr & ~3)) >>
+ (8 * (addr & 3))) & 0xffff);
+}
+
+int mac_regtosave[] = {
+ CTRL, EECD, EERD, GPRC, GPTC, ICR, ICS, IMC, IMS,
+ LEDCTL, MANC, MDIC, MPC, PBA, RCTL, RDBAH, RDBAL, RDH,
+ RDLEN, RDT, STATUS, SWSM, TCTL, TDBAH, TDBAL, TDH, TDLEN,
+ TDT, TORH, TORL, TOTH, TOTL, TPR, TPT, TXDCTL, WUFC,
+};
+enum { MAC_NSAVE = sizeof mac_regtosave/sizeof *mac_regtosave };
+
+struct {
+ int size;
+ int array0;
+} mac_regarraystosave[] = { {32, RA}, {128, MTA} };
+enum { MAC_NARRAYS = sizeof mac_regarraystosave/sizeof *mac_regarraystosave };
+
+static void
+nic_save(QEMUFile *f, void *opaque)
+{
+ E1000State *s = (E1000State *)opaque;
+ int i, j;
+
+ pci_device_save(&s->dev, f);
+ qemu_put_be32s(f, &s->instance);
+ qemu_put_be32s(f, &s->mmio_base);
+ qemu_put_be32s(f, &s->rxbuf_size);
+ qemu_put_be32s(f, &s->rxbuf_min_shift);
+ qemu_put_be32s(f, &s->eecd_state.val_in);
+ qemu_put_be16s(f, &s->eecd_state.bitnum_in);
+ qemu_put_be16s(f, &s->eecd_state.bitnum_out);
+ qemu_put_be16s(f, &s->eecd_state.reading);
+ qemu_put_be32s(f, &s->eecd_state.old_eecd);
+ qemu_put_8s(f, &s->tx.ipcss);
+ qemu_put_8s(f, &s->tx.ipcso);
+ qemu_put_be16s(f, &s->tx.ipcse);
+ qemu_put_8s(f, &s->tx.tucss);
+ qemu_put_8s(f, &s->tx.tucso);
+ qemu_put_be16s(f, &s->tx.tucse);
+ qemu_put_be32s(f, &s->tx.paylen);
+ qemu_put_8s(f, &s->tx.hdr_len);
+ qemu_put_be16s(f, &s->tx.mss);
+ qemu_put_be16s(f, &s->tx.size);
+ qemu_put_be16s(f, &s->tx.tso_frames);
+ qemu_put_8s(f, &s->tx.sum_needed);
+ qemu_put_8s(f, &s->tx.ip);
+ qemu_put_8s(f, &s->tx.tcp);
+ qemu_put_buffer(f, s->tx.header, sizeof s->tx.header);
+ qemu_put_buffer(f, s->tx.data, sizeof s->tx.data);
+ for (i = 0; i < 64; i++)
+ qemu_put_be16s(f, s->eeprom_data + i);
+ for (i = 0; i < 0x20; i++)
+ qemu_put_be16s(f, s->phy_reg + i);
+ for (i = 0; i < MAC_NSAVE; i++)
+ qemu_put_be32s(f, s->mac_reg + mac_regtosave[i]);
+ for (i = 0; i < MAC_NARRAYS; i++)
+ for (j = 0; j < mac_regarraystosave[i].size; j++)
+ qemu_put_be32s(f,
+ s->mac_reg + mac_regarraystosave[i].array0 + j);
+}
+
+static int
+nic_load(QEMUFile *f, void *opaque, int version_id)
+{
+ E1000State *s = (E1000State *)opaque;
+ int i, j, ret;
+
+ if ((ret = pci_device_load(&s->dev, f)) < 0)
+ return ret;
+ qemu_get_be32s(f, &s->instance);
+ qemu_get_be32s(f, &s->mmio_base);
+ qemu_get_be32s(f, &s->rxbuf_size);
+ qemu_get_be32s(f, &s->rxbuf_min_shift);
+ qemu_get_be32s(f, &s->eecd_state.val_in);
+ qemu_get_be16s(f, &s->eecd_state.bitnum_in);
+ qemu_get_be16s(f, &s->eecd_state.bitnum_out);
+ qemu_get_be16s(f, &s->eecd_state.reading);
+ qemu_get_be32s(f, &s->eecd_state.old_eecd);
+ qemu_get_8s(f, &s->tx.ipcss);
+ qemu_get_8s(f, &s->tx.ipcso);
+ qemu_get_be16s(f, &s->tx.ipcse);
+ qemu_get_8s(f, &s->tx.tucss);
+ qemu_get_8s(f, &s->tx.tucso);
+ qemu_get_be16s(f, &s->tx.tucse);
+ qemu_get_be32s(f, &s->tx.paylen);
+ qemu_get_8s(f, &s->tx.hdr_len);
+ qemu_get_be16s(f, &s->tx.mss);
+ qemu_get_be16s(f, &s->tx.size);
+ qemu_get_be16s(f, &s->tx.tso_frames);
+ qemu_get_8s(f, &s->tx.sum_needed);
+ qemu_get_8s(f, &s->tx.ip);
+ qemu_get_8s(f, &s->tx.tcp);
+ qemu_get_buffer(f, s->tx.header, sizeof s->tx.header);
+ qemu_get_buffer(f, s->tx.data, sizeof s->tx.data);
+ for (i = 0; i < 64; i++)
+ qemu_get_be16s(f, s->eeprom_data + i);
+ for (i = 0; i < 0x20; i++)
+ qemu_get_be16s(f, s->phy_reg + i);
+ for (i = 0; i < MAC_NSAVE; i++)
+ qemu_get_be32s(f, s->mac_reg + mac_regtosave[i]);
+ for (i = 0; i < MAC_NARRAYS; i++)
+ for (j = 0; j < mac_regarraystosave[i].size; j++)
+ qemu_get_be32s(f,
+ s->mac_reg + mac_regarraystosave[i].array0 + j);
+ return 0;
+}
+
+static uint16_t e1000_eeprom_template[64] = {
+ 0x0000, 0x0000, 0x0000, 0x0000, 0xffff, 0x0000, 0x0000, 0x0000,
+ 0x3000, 0x1000, 0x6403, E1000_DEVID, 0x8086, E1000_DEVID, 0x8086, 0x3040,
+ 0x0008, 0x2000, 0x7e14, 0x0048, 0x1000, 0x00d8, 0x0000, 0x2700,
+ 0x6cc9, 0x3150, 0x0722, 0x040b, 0x0984, 0x0000, 0xc000, 0x0706,
+ 0x1008, 0x0000, 0x0f04, 0x7fff, 0x4d01, 0xffff, 0xffff, 0xffff,
+ 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff,
+ 0x0100, 0x4000, 0x121c, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff,
+ 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0x0000,
+};
+
+static uint16_t phy_reg_init[] = {
+ [PHY_CTRL] = 0x1140, [PHY_STATUS] = 0x796d, // link initially up
+ [PHY_ID1] = 0x141, [PHY_ID2] = PHY_ID2_INIT,
+ [PHY_1000T_CTRL] = 0x0e00, [M88E1000_PHY_SPEC_CTRL] = 0x360,
+ [M88E1000_EXT_PHY_SPEC_CTRL] = 0x0d60, [PHY_AUTONEG_ADV] = 0xde1,
+ [PHY_LP_ABILITY] = 0x1e0, [PHY_1000T_STATUS] = 0x3c00,
+};
+
+static uint32_t mac_reg_init[] = {
+ [PBA] = 0x00100030,
+ [LEDCTL] = 0x602,
+ [CTRL] = E1000_CTRL_SWDPIN2 | E1000_CTRL_SWDPIN0 |
+ E1000_CTRL_SPD_1000 | E1000_CTRL_SLU,
+ [STATUS] = 0x80000000 | E1000_STATUS_GIO_MASTER_ENABLE |
+ E1000_STATUS_ASDV | E1000_STATUS_MTXCKOK |
+ E1000_STATUS_SPEED_1000 | E1000_STATUS_FD |
+ E1000_STATUS_LU,
+ [MANC] = E1000_MANC_EN_MNG2HOST | E1000_MANC_RCV_TCO_EN |
+ E1000_MANC_ARP_EN | E1000_MANC_0298_EN |
+ E1000_MANC_RMCP_EN,
+};
+
+/* PCI interface */
+
+static CPUWriteMemoryFunc *e1000_mmio_write[] = {
+ e1000_mmio_writeb, e1000_mmio_writew, e1000_mmio_writel
+};
+
+static CPUReadMemoryFunc *e1000_mmio_read[] = {
+ e1000_mmio_readb, e1000_mmio_readw, e1000_mmio_readl
+};
+
+static void
+e1000_mmio_map(PCIDevice *pci_dev, int region_num,
+ uint32_t addr, uint32_t size, int type)
+{
+ E1000State *d = (E1000State *)pci_dev;
+
+ DBGOUT(MMIO, "e1000_mmio_map addr=0x%08x 0x%08x\n", addr, size);
+
+ d->mmio_base = addr;
+ cpu_register_physical_memory(addr, PNPMMIO_SIZE, d->mmio_index);
+}
+
+void
+pci_e1000_init(PCIBus *bus, NICInfo *nd, int devfn)
+{
+ E1000State *d;
+ uint8_t *pci_conf;
+ static int instance;
+ uint16_t checksum = 0;
+ char *info_str = "e1000";
+ int i;
+
+ d = (E1000State *)pci_register_device(bus, "e1000",
+ sizeof(E1000State), devfn, NULL, NULL);
+
+ pci_conf = d->dev.config;
+ memset(pci_conf, 0, 256);
+
+ *(uint16_t *)(pci_conf+0x00) = cpu_to_le16(0x8086);
+ *(uint16_t *)(pci_conf+0x02) = cpu_to_le16(E1000_DEVID);
+ *(uint16_t *)(pci_conf+0x04) = cpu_to_le16(0x0407);
+ *(uint16_t *)(pci_conf+0x06) = cpu_to_le16(0x0010);
+ pci_conf[0x08] = 0x03;
+ pci_conf[0x0a] = 0x00; // ethernet network controller
+ pci_conf[0x0b] = 0x02;
+ pci_conf[0x0c] = 0x10;
+
+ pci_conf[0x3d] = 1; // interrupt pin 0
+
+ d->mmio_index = cpu_register_io_memory(0, e1000_mmio_read,
+ e1000_mmio_write, d);
+
+ pci_register_io_region((PCIDevice *)d, 0, PNPMMIO_SIZE,
+ PCI_ADDRESS_SPACE_MEM, e1000_mmio_map);
+
+ pci_register_io_region((PCIDevice *)d, 1, IOPORT_SIZE,
+ PCI_ADDRESS_SPACE_IO, ioport_map);
+
+ d->instance = instance++;
+
+ d->nd = nd;
+ memmove(d->eeprom_data, e1000_eeprom_template,
+ sizeof e1000_eeprom_template);
+ for (i = 0; i < 3; i++)
+ d->eeprom_data[i] = (nd->macaddr[2*i+1]<<8) | nd->macaddr[2*i];
+ for (i = 0; i < EEPROM_CHECKSUM_REG; i++)
+ checksum += d->eeprom_data[i];
+ checksum = (uint16_t) EEPROM_SUM - checksum;
+ d->eeprom_data[EEPROM_CHECKSUM_REG] = checksum;
+
+ memset(d->phy_reg, 0, sizeof d->phy_reg);
+ memmove(d->phy_reg, phy_reg_init, sizeof phy_reg_init);
+ memset(d->mac_reg, 0, sizeof d->mac_reg);
+ memmove(d->mac_reg, mac_reg_init, sizeof mac_reg_init);
+ d->rxbuf_min_shift = 1;
+ memset(&d->tx, 0, sizeof d->tx);
+
+ d->vc = qemu_new_vlan_client(nd->vlan, e1000_receive,
+ e1000_can_receive, d);
+
+ snprintf(d->vc->info_str, sizeof(d->vc->info_str),
+ "%s macaddr=%02x:%02x:%02x:%02x:%02x:%02x", info_str,
+ d->nd->macaddr[0], d->nd->macaddr[1], d->nd->macaddr[2],
+ d->nd->macaddr[3], d->nd->macaddr[4], d->nd->macaddr[5]);
+
+ register_savevm(info_str, d->instance, 1, nic_save, nic_load, d);
+}
diff --git a/hw/e1000_hw.h b/hw/e1000_hw.h
new file mode 100644
index 0000000000..6677775f79
--- /dev/null
+++ b/hw/e1000_hw.h
@@ -0,0 +1,865 @@
+/*******************************************************************************
+
+ Intel PRO/1000 Linux driver
+ Copyright(c) 1999 - 2006 Intel Corporation.
+
+ This program is free software; you can redistribute it and/or modify it
+ under the terms and conditions of the GNU General Public License,
+ version 2, as published by the Free Software Foundation.
+
+ This program is distributed in the hope it will be useful, but WITHOUT
+ ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ more details.
+
+ You should have received a copy of the GNU General Public License along with
+ this program; if not, write to the Free Software Foundation, Inc.,
+ 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
+
+ The full GNU General Public License is included in this distribution in
+ the file called "COPYING".
+
+ Contact Information:
+ Linux NICS <linux.nics@intel.com>
+ e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
+ Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
+
+*******************************************************************************/
+
+/* e1000_hw.h
+ * Structures, enums, and macros for the MAC
+ */
+
+#ifndef _E1000_HW_H_
+#define _E1000_HW_H_
+
+
+/* PCI Device IDs */
+#define E1000_DEV_ID_82542 0x1000
+#define E1000_DEV_ID_82543GC_FIBER 0x1001
+#define E1000_DEV_ID_82543GC_COPPER 0x1004
+#define E1000_DEV_ID_82544EI_COPPER 0x1008
+#define E1000_DEV_ID_82544EI_FIBER 0x1009
+#define E1000_DEV_ID_82544GC_COPPER 0x100C
+#define E1000_DEV_ID_82544GC_LOM 0x100D
+#define E1000_DEV_ID_82540EM 0x100E
+#define E1000_DEV_ID_82540EM_LOM 0x1015
+#define E1000_DEV_ID_82540EP_LOM 0x1016
+#define E1000_DEV_ID_82540EP 0x1017
+#define E1000_DEV_ID_82540EP_LP 0x101E
+#define E1000_DEV_ID_82545EM_COPPER 0x100F
+#define E1000_DEV_ID_82545EM_FIBER 0x1011
+#define E1000_DEV_ID_82545GM_COPPER 0x1026
+#define E1000_DEV_ID_82545GM_FIBER 0x1027
+#define E1000_DEV_ID_82545GM_SERDES 0x1028
+#define E1000_DEV_ID_82546EB_COPPER 0x1010
+#define E1000_DEV_ID_82546EB_FIBER 0x1012
+#define E1000_DEV_ID_82546EB_QUAD_COPPER 0x101D
+#define E1000_DEV_ID_82541EI 0x1013
+#define E1000_DEV_ID_82541EI_MOBILE 0x1018
+#define E1000_DEV_ID_82541ER_LOM 0x1014
+#define E1000_DEV_ID_82541ER 0x1078
+#define E1000_DEV_ID_82547GI 0x1075
+#define E1000_DEV_ID_82541GI 0x1076
+#define E1000_DEV_ID_82541GI_MOBILE 0x1077
+#define E1000_DEV_ID_82541GI_LF 0x107C
+#define E1000_DEV_ID_82546GB_COPPER 0x1079
+#define E1000_DEV_ID_82546GB_FIBER 0x107A
+#define E1000_DEV_ID_82546GB_SERDES 0x107B
+#define E1000_DEV_ID_82546GB_PCIE 0x108A
+#define E1000_DEV_ID_82546GB_QUAD_COPPER 0x1099
+#define E1000_DEV_ID_82547EI 0x1019
+#define E1000_DEV_ID_82547EI_MOBILE 0x101A
+#define E1000_DEV_ID_82571EB_COPPER 0x105E
+#define E1000_DEV_ID_82571EB_FIBER 0x105F
+#define E1000_DEV_ID_82571EB_SERDES 0x1060
+#define E1000_DEV_ID_82571EB_QUAD_COPPER 0x10A4
+#define E1000_DEV_ID_82571PT_QUAD_COPPER 0x10D5
+#define E1000_DEV_ID_82571EB_QUAD_FIBER 0x10A5
+#define E1000_DEV_ID_82571EB_QUAD_COPPER_LOWPROFILE 0x10BC
+#define E1000_DEV_ID_82571EB_SERDES_DUAL 0x10D9
+#define E1000_DEV_ID_82571EB_SERDES_QUAD 0x10DA
+#define E1000_DEV_ID_82572EI_COPPER 0x107D
+#define E1000_DEV_ID_82572EI_FIBER 0x107E
+#define E1000_DEV_ID_82572EI_SERDES 0x107F
+#define E1000_DEV_ID_82572EI 0x10B9
+#define E1000_DEV_ID_82573E 0x108B
+#define E1000_DEV_ID_82573E_IAMT 0x108C
+#define E1000_DEV_ID_82573L 0x109A
+#define E1000_DEV_ID_82546GB_QUAD_COPPER_KSP3 0x10B5
+#define E1000_DEV_ID_80003ES2LAN_COPPER_DPT 0x1096
+#define E1000_DEV_ID_80003ES2LAN_SERDES_DPT 0x1098
+#define E1000_DEV_ID_80003ES2LAN_COPPER_SPT 0x10BA
+#define E1000_DEV_ID_80003ES2LAN_SERDES_SPT 0x10BB
+
+#define E1000_DEV_ID_ICH8_IGP_M_AMT 0x1049
+#define E1000_DEV_ID_ICH8_IGP_AMT 0x104A
+#define E1000_DEV_ID_ICH8_IGP_C 0x104B
+#define E1000_DEV_ID_ICH8_IFE 0x104C
+#define E1000_DEV_ID_ICH8_IFE_GT 0x10C4
+#define E1000_DEV_ID_ICH8_IFE_G 0x10C5
+#define E1000_DEV_ID_ICH8_IGP_M 0x104D
+
+/* Register Set. (82543, 82544)
+ *
+ * Registers are defined to be 32 bits and should be accessed as 32 bit values.
+ * These registers are physically located on the NIC, but are mapped into the
+ * host memory address space.
+ *
+ * RW - register is both readable and writable
+ * RO - register is read only
+ * WO - register is write only
+ * R/clr - register is read only and is cleared when read
+ * A - register array
+ */
+#define E1000_CTRL 0x00000 /* Device Control - RW */
+#define E1000_CTRL_DUP 0x00004 /* Device Control Duplicate (Shadow) - RW */
+#define E1000_STATUS 0x00008 /* Device Status - RO */
+#define E1000_EECD 0x00010 /* EEPROM/Flash Control - RW */
+#define E1000_EERD 0x00014 /* EEPROM Read - RW */
+#define E1000_CTRL_EXT 0x00018 /* Extended Device Control - RW */
+#define E1000_FLA 0x0001C /* Flash Access - RW */
+#define E1000_MDIC 0x00020 /* MDI Control - RW */
+#define E1000_SCTL 0x00024 /* SerDes Control - RW */
+#define E1000_FEXTNVM 0x00028 /* Future Extended NVM register */
+#define E1000_FCAL 0x00028 /* Flow Control Address Low - RW */
+#define E1000_FCAH 0x0002C /* Flow Control Address High -RW */
+#define E1000_FCT 0x00030 /* Flow Control Type - RW */
+#define E1000_VET 0x00038 /* VLAN Ether Type - RW */
+#define E1000_ICR 0x000C0 /* Interrupt Cause Read - R/clr */
+#define E1000_ITR 0x000C4 /* Interrupt Throttling Rate - RW */
+#define E1000_ICS 0x000C8 /* Interrupt Cause Set - WO */
+#define E1000_IMS 0x000D0 /* Interrupt Mask Set - RW */
+#define E1000_IMC 0x000D8 /* Interrupt Mask Clear - WO */
+#define E1000_IAM 0x000E0 /* Interrupt Acknowledge Auto Mask */
+#define E1000_RCTL 0x00100 /* RX Control - RW */
+#define E1000_RDTR1 0x02820 /* RX Delay Timer (1) - RW */
+#define E1000_RDBAL1 0x02900 /* RX Descriptor Base Address Low (1) - RW */
+#define E1000_RDBAH1 0x02904 /* RX Descriptor Base Address High (1) - RW */
+#define E1000_RDLEN1 0x02908 /* RX Descriptor Length (1) - RW */
+#define E1000_RDH1 0x02910 /* RX Descriptor Head (1) - RW */
+#define E1000_RDT1 0x02918 /* RX Descriptor Tail (1) - RW */
+#define E1000_FCTTV 0x00170 /* Flow Control Transmit Timer Value - RW */
+#define E1000_TXCW 0x00178 /* TX Configuration Word - RW */
+#define E1000_RXCW 0x00180 /* RX Configuration Word - RO */
+#define E1000_TCTL 0x00400 /* TX Control - RW */
+#define E1000_TCTL_EXT 0x00404 /* Extended TX Control - RW */
+#define E1000_TIPG 0x00410 /* TX Inter-packet gap -RW */
+#define E1000_TBT 0x00448 /* TX Burst Timer - RW */
+#define E1000_AIT 0x00458 /* Adaptive Interframe Spacing Throttle - RW */
+#define E1000_LEDCTL 0x00E00 /* LED Control - RW */
+#define E1000_EXTCNF_CTRL 0x00F00 /* Extended Configuration Control */
+#define E1000_EXTCNF_SIZE 0x00F08 /* Extended Configuration Size */
+#define E1000_PHY_CTRL 0x00F10 /* PHY Control Register in CSR */
+#define FEXTNVM_SW_CONFIG 0x0001
+#define E1000_PBA 0x01000 /* Packet Buffer Allocation - RW */
+#define E1000_PBS 0x01008 /* Packet Buffer Size */
+#define E1000_EEMNGCTL 0x01010 /* MNG EEprom Control */
+#define E1000_FLASH_UPDATES 1000
+#define E1000_EEARBC 0x01024 /* EEPROM Auto Read Bus Control */
+#define E1000_FLASHT 0x01028 /* FLASH Timer Register */
+#define E1000_EEWR 0x0102C /* EEPROM Write Register - RW */
+#define E1000_FLSWCTL 0x01030 /* FLASH control register */
+#define E1000_FLSWDATA 0x01034 /* FLASH data register */
+#define E1000_FLSWCNT 0x01038 /* FLASH Access Counter */
+#define E1000_FLOP 0x0103C /* FLASH Opcode Register */
+#define E1000_ERT 0x02008 /* Early Rx Threshold - RW */
+#define E1000_FCRTL 0x02160 /* Flow Control Receive Threshold Low - RW */
+#define E1000_FCRTH 0x02168 /* Flow Control Receive Threshold High - RW */
+#define E1000_PSRCTL 0x02170 /* Packet Split Receive Control - RW */
+#define E1000_RDBAL 0x02800 /* RX Descriptor Base Address Low - RW */
+#define E1000_RDBAH 0x02804 /* RX Descriptor Base Address High - RW */
+#define E1000_RDLEN 0x02808 /* RX Descriptor Length - RW */
+#define E1000_RDH 0x02810 /* RX Descriptor Head - RW */
+#define E1000_RDT 0x02818 /* RX Descriptor Tail - RW */
+#define E1000_RDTR 0x02820 /* RX Delay Timer - RW */
+#define E1000_RDBAL0 E1000_RDBAL /* RX Desc Base Address Low (0) - RW */
+#define E1000_RDBAH0 E1000_RDBAH /* RX Desc Base Address High (0) - RW */
+#define E1000_RDLEN0 E1000_RDLEN /* RX Desc Length (0) - RW */
+#define E1000_RDH0 E1000_RDH /* RX Desc Head (0) - RW */
+#define E1000_RDT0 E1000_RDT /* RX Desc Tail (0) - RW */
+#define E1000_RDTR0 E1000_RDTR /* RX Delay Timer (0) - RW */
+#define E1000_RXDCTL 0x02828 /* RX Descriptor Control queue 0 - RW */
+#define E1000_RXDCTL1 0x02928 /* RX Descriptor Control queue 1 - RW */
+#define E1000_RADV 0x0282C /* RX Interrupt Absolute Delay Timer - RW */
+#define E1000_RSRPD 0x02C00 /* RX Small Packet Detect - RW */
+#define E1000_RAID 0x02C08 /* Receive Ack Interrupt Delay - RW */
+#define E1000_TXDMAC 0x03000 /* TX DMA Control - RW */
+#define E1000_KABGTXD 0x03004 /* AFE Band Gap Transmit Ref Data */
+#define E1000_TDFH 0x03410 /* TX Data FIFO Head - RW */
+#define E1000_TDFT 0x03418 /* TX Data FIFO Tail - RW */
+#define E1000_TDFHS 0x03420 /* TX Data FIFO Head Saved - RW */
+#define E1000_TDFTS 0x03428 /* TX Data FIFO Tail Saved - RW */
+#define E1000_TDFPC 0x03430 /* TX Data FIFO Packet Count - RW */
+#define E1000_TDBAL 0x03800 /* TX Descriptor Base Address Low - RW */
+#define E1000_TDBAH 0x03804 /* TX Descriptor Base Address High - RW */
+#define E1000_TDLEN 0x03808 /* TX Descriptor Length - RW */
+#define E1000_TDH 0x03810 /* TX Descriptor Head - RW */
+#define E1000_TDT 0x03818 /* TX Descripotr Tail - RW */
+#define E1000_TIDV 0x03820 /* TX Interrupt Delay Value - RW */
+#define E1000_TXDCTL 0x03828 /* TX Descriptor Control - RW */
+#define E1000_TADV 0x0382C /* TX Interrupt Absolute Delay Val - RW */
+#define E1000_TSPMT 0x03830 /* TCP Segmentation PAD & Min Threshold - RW */
+#define E1000_TARC0 0x03840 /* TX Arbitration Count (0) */
+#define E1000_TDBAL1 0x03900 /* TX Desc Base Address Low (1) - RW */
+#define E1000_TDBAH1 0x03904 /* TX Desc Base Address High (1) - RW */
+#define E1000_TDLEN1 0x03908 /* TX Desc Length (1) - RW */
+#define E1000_TDH1 0x03910 /* TX Desc Head (1) - RW */
+#define E1000_TDT1 0x03918 /* TX Desc Tail (1) - RW */
+#define E1000_TXDCTL1 0x03928 /* TX Descriptor Control (1) - RW */
+#define E1000_TARC1 0x03940 /* TX Arbitration Count (1) */
+#define E1000_CRCERRS 0x04000 /* CRC Error Count - R/clr */
+#define E1000_ALGNERRC 0x04004 /* Alignment Error Count - R/clr */
+#define E1000_SYMERRS 0x04008 /* Symbol Error Count - R/clr */
+#define E1000_RXERRC 0x0400C /* Receive Error Count - R/clr */
+#define E1000_MPC 0x04010 /* Missed Packet Count - R/clr */
+#define E1000_SCC 0x04014 /* Single Collision Count - R/clr */
+#define E1000_ECOL 0x04018 /* Excessive Collision Count - R/clr */
+#define E1000_MCC 0x0401C /* Multiple Collision Count - R/clr */
+#define E1000_LATECOL 0x04020 /* Late Collision Count - R/clr */
+#define E1000_COLC 0x04028 /* Collision Count - R/clr */
+#define E1000_DC 0x04030 /* Defer Count - R/clr */
+#define E1000_TNCRS 0x04034 /* TX-No CRS - R/clr */
+#define E1000_SEC 0x04038 /* Sequence Error Count - R/clr */
+#define E1000_CEXTERR 0x0403C /* Carrier Extension Error Count - R/clr */
+#define E1000_RLEC 0x04040 /* Receive Length Error Count - R/clr */
+#define E1000_XONRXC 0x04048 /* XON RX Count - R/clr */
+#define E1000_XONTXC 0x0404C /* XON TX Count - R/clr */
+#define E1000_XOFFRXC 0x04050 /* XOFF RX Count - R/clr */
+#define E1000_XOFFTXC 0x04054 /* XOFF TX Count - R/clr */
+#define E1000_FCRUC 0x04058 /* Flow Control RX Unsupported Count- R/clr */
+#define E1000_PRC64 0x0405C /* Packets RX (64 bytes) - R/clr */
+#define E1000_PRC127 0x04060 /* Packets RX (65-127 bytes) - R/clr */
+#define E1000_PRC255 0x04064 /* Packets RX (128-255 bytes) - R/clr */
+#define E1000_PRC511 0x04068 /* Packets RX (255-511 bytes) - R/clr */
+#define E1000_PRC1023 0x0406C /* Packets RX (512-1023 bytes) - R/clr */
+#define E1000_PRC1522 0x04070 /* Packets RX (1024-1522 bytes) - R/clr */
+#define E1000_GPRC 0x04074 /* Good Packets RX Count - R/clr */
+#define E1000_BPRC 0x04078 /* Broadcast Packets RX Count - R/clr */
+#define E1000_MPRC 0x0407C /* Multicast Packets RX Count - R/clr */
+#define E1000_GPTC 0x04080 /* Good Packets TX Count - R/clr */
+#define E1000_GORCL 0x04088 /* Good Octets RX Count Low - R/clr */
+#define E1000_GORCH 0x0408C /* Good Octets RX Count High - R/clr */
+#define E1000_GOTCL 0x04090 /* Good Octets TX Count Low - R/clr */
+#define E1000_GOTCH 0x04094 /* Good Octets TX Count High - R/clr */
+#define E1000_RNBC 0x040A0 /* RX No Buffers Count - R/clr */
+#define E1000_RUC 0x040A4 /* RX Undersize Count - R/clr */
+#define E1000_RFC 0x040A8 /* RX Fragment Count - R/clr */
+#define E1000_ROC 0x040AC /* RX Oversize Count - R/clr */
+#define E1000_RJC 0x040B0 /* RX Jabber Count - R/clr */
+#define E1000_MGTPRC 0x040B4 /* Management Packets RX Count - R/clr */
+#define E1000_MGTPDC 0x040B8 /* Management Packets Dropped Count - R/clr */
+#define E1000_MGTPTC 0x040BC /* Management Packets TX Count - R/clr */
+#define E1000_TORL 0x040C0 /* Total Octets RX Low - R/clr */
+#define E1000_TORH 0x040C4 /* Total Octets RX High - R/clr */
+#define E1000_TOTL 0x040C8 /* Total Octets TX Low - R/clr */
+#define E1000_TOTH 0x040CC /* Total Octets TX High - R/clr */
+#define E1000_TPR 0x040D0 /* Total Packets RX - R/clr */
+#define E1000_TPT 0x040D4 /* Total Packets TX - R/clr */
+#define E1000_PTC64 0x040D8 /* Packets TX (64 bytes) - R/clr */
+#define E1000_PTC127 0x040DC /* Packets TX (65-127 bytes) - R/clr */
+#define E1000_PTC255 0x040E0 /* Packets TX (128-255 bytes) - R/clr */
+#define E1000_PTC511 0x040E4 /* Packets TX (256-511 bytes) - R/clr */
+#define E1000_PTC1023 0x040E8 /* Packets TX (512-1023 bytes) - R/clr */
+#define E1000_PTC1522 0x040EC /* Packets TX (1024-1522 Bytes) - R/clr */
+#define E1000_MPTC 0x040F0 /* Multicast Packets TX Count - R/clr */
+#define E1000_BPTC 0x040F4 /* Broadcast Packets TX Count - R/clr */
+#define E1000_TSCTC 0x040F8 /* TCP Segmentation Context TX - R/clr */
+#define E1000_TSCTFC 0x040FC /* TCP Segmentation Context TX Fail - R/clr */
+#define E1000_IAC 0x04100 /* Interrupt Assertion Count */
+#define E1000_ICRXPTC 0x04104 /* Interrupt Cause Rx Packet Timer Expire Count */
+#define E1000_ICRXATC 0x04108 /* Interrupt Cause Rx Absolute Timer Expire Count */
+#define E1000_ICTXPTC 0x0410C /* Interrupt Cause Tx Packet Timer Expire Count */
+#define E1000_ICTXATC 0x04110 /* Interrupt Cause Tx Absolute Timer Expire Count */
+#define E1000_ICTXQEC 0x04118 /* Interrupt Cause Tx Queue Empty Count */
+#define E1000_ICTXQMTC 0x0411C /* Interrupt Cause Tx Queue Minimum Threshold Count */
+#define E1000_ICRXDMTC 0x04120 /* Interrupt Cause Rx Descriptor Minimum Threshold Count */
+#define E1000_ICRXOC 0x04124 /* Interrupt Cause Receiver Overrun Count */
+#define E1000_RXCSUM 0x05000 /* RX Checksum Control - RW */
+#define E1000_RFCTL 0x05008 /* Receive Filter Control*/
+#define E1000_MTA 0x05200 /* Multicast Table Array - RW Array */
+#define E1000_RA 0x05400 /* Receive Address - RW Array */
+#define E1000_VFTA 0x05600 /* VLAN Filter Table Array - RW Array */
+#define E1000_WUC 0x05800 /* Wakeup Control - RW */
+#define E1000_WUFC 0x05808 /* Wakeup Filter Control - RW */
+#define E1000_WUS 0x05810 /* Wakeup Status - RO */
+#define E1000_MANC 0x05820 /* Management Control - RW */
+#define E1000_IPAV 0x05838 /* IP Address Valid - RW */
+#define E1000_IP4AT 0x05840 /* IPv4 Address Table - RW Array */
+#define E1000_IP6AT 0x05880 /* IPv6 Address Table - RW Array */
+#define E1000_WUPL 0x05900 /* Wakeup Packet Length - RW */
+#define E1000_WUPM 0x05A00 /* Wakeup Packet Memory - RO A */
+#define E1000_FFLT 0x05F00 /* Flexible Filter Length Table - RW Array */
+#define E1000_HOST_IF 0x08800 /* Host Interface */
+#define E1000_FFMT 0x09000 /* Flexible Filter Mask Table - RW Array */
+#define E1000_FFVT 0x09800 /* Flexible Filter Value Table - RW Array */
+
+#define E1000_KUMCTRLSTA 0x00034 /* MAC-PHY interface - RW */
+#define E1000_MDPHYA 0x0003C /* PHY address - RW */
+#define E1000_MANC2H 0x05860 /* Managment Control To Host - RW */
+#define E1000_SW_FW_SYNC 0x05B5C /* Software-Firmware Synchronization - RW */
+
+#define E1000_GCR 0x05B00 /* PCI-Ex Control */
+#define E1000_GSCL_1 0x05B10 /* PCI-Ex Statistic Control #1 */
+#define E1000_GSCL_2 0x05B14 /* PCI-Ex Statistic Control #2 */
+#define E1000_GSCL_3 0x05B18 /* PCI-Ex Statistic Control #3 */
+#define E1000_GSCL_4 0x05B1C /* PCI-Ex Statistic Control #4 */
+#define E1000_FACTPS 0x05B30 /* Function Active and Power State to MNG */
+#define E1000_SWSM 0x05B50 /* SW Semaphore */
+#define E1000_FWSM 0x05B54 /* FW Semaphore */
+#define E1000_FFLT_DBG 0x05F04 /* Debug Register */
+#define E1000_HICR 0x08F00 /* Host Inteface Control */
+
+/* RSS registers */
+#define E1000_CPUVEC 0x02C10 /* CPU Vector Register - RW */
+#define E1000_MRQC 0x05818 /* Multiple Receive Control - RW */
+#define E1000_RETA 0x05C00 /* Redirection Table - RW Array */
+#define E1000_RSSRK 0x05C80 /* RSS Random Key - RW Array */
+#define E1000_RSSIM 0x05864 /* RSS Interrupt Mask */
+#define E1000_RSSIR 0x05868 /* RSS Interrupt Request */
+
+/* PHY 1000 MII Register/Bit Definitions */
+/* PHY Registers defined by IEEE */
+#define PHY_CTRL 0x00 /* Control Register */
+#define PHY_STATUS 0x01 /* Status Regiser */
+#define PHY_ID1 0x02 /* Phy Id Reg (word 1) */
+#define PHY_ID2 0x03 /* Phy Id Reg (word 2) */
+#define PHY_AUTONEG_ADV 0x04 /* Autoneg Advertisement */
+#define PHY_LP_ABILITY 0x05 /* Link Partner Ability (Base Page) */
+#define PHY_AUTONEG_EXP 0x06 /* Autoneg Expansion Reg */
+#define PHY_NEXT_PAGE_TX 0x07 /* Next Page TX */
+#define PHY_LP_NEXT_PAGE 0x08 /* Link Partner Next Page */
+#define PHY_1000T_CTRL 0x09 /* 1000Base-T Control Reg */
+#define PHY_1000T_STATUS 0x0A /* 1000Base-T Status Reg */
+#define PHY_EXT_STATUS 0x0F /* Extended Status Reg */
+
+#define MAX_PHY_REG_ADDRESS 0x1F /* 5 bit address bus (0-0x1F) */
+#define MAX_PHY_MULTI_PAGE_REG 0xF /* Registers equal on all pages */
+
+/* M88E1000 Specific Registers */
+#define M88E1000_PHY_SPEC_CTRL 0x10 /* PHY Specific Control Register */
+#define M88E1000_PHY_SPEC_STATUS 0x11 /* PHY Specific Status Register */
+#define M88E1000_INT_ENABLE 0x12 /* Interrupt Enable Register */
+#define M88E1000_INT_STATUS 0x13 /* Interrupt Status Register */
+#define M88E1000_EXT_PHY_SPEC_CTRL 0x14 /* Extended PHY Specific Control */
+#define M88E1000_RX_ERR_CNTR 0x15 /* Receive Error Counter */
+
+#define M88E1000_PHY_EXT_CTRL 0x1A /* PHY extend control register */
+#define M88E1000_PHY_PAGE_SELECT 0x1D /* Reg 29 for page number setting */
+#define M88E1000_PHY_GEN_CONTROL 0x1E /* Its meaning depends on reg 29 */
+#define M88E1000_PHY_VCO_REG_BIT8 0x100 /* Bits 8 & 11 are adjusted for */
+#define M88E1000_PHY_VCO_REG_BIT11 0x800 /* improved BER performance */
+
+/* Interrupt Cause Read */
+#define E1000_ICR_TXDW 0x00000001 /* Transmit desc written back */
+#define E1000_ICR_TXQE 0x00000002 /* Transmit Queue empty */
+#define E1000_ICR_LSC 0x00000004 /* Link Status Change */
+#define E1000_ICR_RXSEQ 0x00000008 /* rx sequence error */
+#define E1000_ICR_RXDMT0 0x00000010 /* rx desc min. threshold (0) */
+#define E1000_ICR_RXO 0x00000040 /* rx overrun */
+#define E1000_ICR_RXT0 0x00000080 /* rx timer intr (ring 0) */
+#define E1000_ICR_MDAC 0x00000200 /* MDIO access complete */
+#define E1000_ICR_RXCFG 0x00000400 /* RX /c/ ordered set */
+#define E1000_ICR_GPI_EN0 0x00000800 /* GP Int 0 */
+#define E1000_ICR_GPI_EN1 0x00001000 /* GP Int 1 */
+#define E1000_ICR_GPI_EN2 0x00002000 /* GP Int 2 */
+#define E1000_ICR_GPI_EN3 0x00004000 /* GP Int 3 */
+#define E1000_ICR_TXD_LOW 0x00008000
+#define E1000_ICR_SRPD 0x00010000
+#define E1000_ICR_ACK 0x00020000 /* Receive Ack frame */
+#define E1000_ICR_MNG 0x00040000 /* Manageability event */
+#define E1000_ICR_DOCK 0x00080000 /* Dock/Undock */
+#define E1000_ICR_INT_ASSERTED 0x80000000 /* If this bit asserted, the driver should claim the interrupt */
+#define E1000_ICR_RXD_FIFO_PAR0 0x00100000 /* queue 0 Rx descriptor FIFO parity error */
+#define E1000_ICR_TXD_FIFO_PAR0 0x00200000 /* queue 0 Tx descriptor FIFO parity error */
+#define E1000_ICR_HOST_ARB_PAR 0x00400000 /* host arb read buffer parity error */
+#define E1000_ICR_PB_PAR 0x00800000 /* packet buffer parity error */
+#define E1000_ICR_RXD_FIFO_PAR1 0x01000000 /* queue 1 Rx descriptor FIFO parity error */
+#define E1000_ICR_TXD_FIFO_PAR1 0x02000000 /* queue 1 Tx descriptor FIFO parity error */
+#define E1000_ICR_ALL_PARITY 0x03F00000 /* all parity error bits */
+#define E1000_ICR_DSW 0x00000020 /* FW changed the status of DISSW bit in the FWSM */
+#define E1000_ICR_PHYINT 0x00001000 /* LAN connected device generates an interrupt */
+#define E1000_ICR_EPRST 0x00100000 /* ME handware reset occurs */
+
+/* Interrupt Cause Set */
+#define E1000_ICS_TXDW E1000_ICR_TXDW /* Transmit desc written back */
+#define E1000_ICS_TXQE E1000_ICR_TXQE /* Transmit Queue empty */
+#define E1000_ICS_LSC E1000_ICR_LSC /* Link Status Change */
+#define E1000_ICS_RXSEQ E1000_ICR_RXSEQ /* rx sequence error */
+#define E1000_ICS_RXDMT0 E1000_ICR_RXDMT0 /* rx desc min. threshold */
+#define E1000_ICS_RXO E1000_ICR_RXO /* rx overrun */
+#define E1000_ICS_RXT0 E1000_ICR_RXT0 /* rx timer intr */
+#define E1000_ICS_MDAC E1000_ICR_MDAC /* MDIO access complete */
+#define E1000_ICS_RXCFG E1000_ICR_RXCFG /* RX /c/ ordered set */
+#define E1000_ICS_GPI_EN0 E1000_ICR_GPI_EN0 /* GP Int 0 */
+#define E1000_ICS_GPI_EN1 E1000_ICR_GPI_EN1 /* GP Int 1 */
+#define E1000_ICS_GPI_EN2 E1000_ICR_GPI_EN2 /* GP Int 2 */
+#define E1000_ICS_GPI_EN3 E1000_ICR_GPI_EN3 /* GP Int 3 */
+#define E1000_ICS_TXD_LOW E1000_ICR_TXD_LOW
+#define E1000_ICS_SRPD E1000_ICR_SRPD
+#define E1000_ICS_ACK E1000_ICR_ACK /* Receive Ack frame */
+#define E1000_ICS_MNG E1000_ICR_MNG /* Manageability event */
+#define E1000_ICS_DOCK E1000_ICR_DOCK /* Dock/Undock */
+#define E1000_ICS_RXD_FIFO_PAR0 E1000_ICR_RXD_FIFO_PAR0 /* queue 0 Rx descriptor FIFO parity error */
+#define E1000_ICS_TXD_FIFO_PAR0 E1000_ICR_TXD_FIFO_PAR0 /* queue 0 Tx descriptor FIFO parity error */
+#define E1000_ICS_HOST_ARB_PAR E1000_ICR_HOST_ARB_PAR /* host arb read buffer parity error */
+#define E1000_ICS_PB_PAR E1000_ICR_PB_PAR /* packet buffer parity error */
+#define E1000_ICS_RXD_FIFO_PAR1 E1000_ICR_RXD_FIFO_PAR1 /* queue 1 Rx descriptor FIFO parity error */
+#define E1000_ICS_TXD_FIFO_PAR1 E1000_ICR_TXD_FIFO_PAR1 /* queue 1 Tx descriptor FIFO parity error */
+#define E1000_ICS_DSW E1000_ICR_DSW
+#define E1000_ICS_PHYINT E1000_ICR_PHYINT
+#define E1000_ICS_EPRST E1000_ICR_EPRST
+
+/* Interrupt Mask Set */
+#define E1000_IMS_TXDW E1000_ICR_TXDW /* Transmit desc written back */
+#define E1000_IMS_TXQE E1000_ICR_TXQE /* Transmit Queue empty */
+#define E1000_IMS_LSC E1000_ICR_LSC /* Link Status Change */
+#define E1000_IMS_RXSEQ E1000_ICR_RXSEQ /* rx sequence error */
+#define E1000_IMS_RXDMT0 E1000_ICR_RXDMT0 /* rx desc min. threshold */
+#define E1000_IMS_RXO E1000_ICR_RXO /* rx overrun */
+#define E1000_IMS_RXT0 E1000_ICR_RXT0 /* rx timer intr */
+#define E1000_IMS_MDAC E1000_ICR_MDAC /* MDIO access complete */
+#define E1000_IMS_RXCFG E1000_ICR_RXCFG /* RX /c/ ordered set */
+#define E1000_IMS_GPI_EN0 E1000_ICR_GPI_EN0 /* GP Int 0 */
+#define E1000_IMS_GPI_EN1 E1000_ICR_GPI_EN1 /* GP Int 1 */
+#define E1000_IMS_GPI_EN2 E1000_ICR_GPI_EN2 /* GP Int 2 */
+#define E1000_IMS_GPI_EN3 E1000_ICR_GPI_EN3 /* GP Int 3 */
+#define E1000_IMS_TXD_LOW E1000_ICR_TXD_LOW
+#define E1000_IMS_SRPD E1000_ICR_SRPD
+#define E1000_IMS_ACK E1000_ICR_ACK /* Receive Ack frame */
+#define E1000_IMS_MNG E1000_ICR_MNG /* Manageability event */
+#define E1000_IMS_DOCK E1000_ICR_DOCK /* Dock/Undock */
+#define E1000_IMS_RXD_FIFO_PAR0 E1000_ICR_RXD_FIFO_PAR0 /* queue 0 Rx descriptor FIFO parity error */
+#define E1000_IMS_TXD_FIFO_PAR0 E1000_ICR_TXD_FIFO_PAR0 /* queue 0 Tx descriptor FIFO parity error */
+#define E1000_IMS_HOST_ARB_PAR E1000_ICR_HOST_ARB_PAR /* host arb read buffer parity error */
+#define E1000_IMS_PB_PAR E1000_ICR_PB_PAR /* packet buffer parity error */
+#define E1000_IMS_RXD_FIFO_PAR1 E1000_ICR_RXD_FIFO_PAR1 /* queue 1 Rx descriptor FIFO parity error */
+#define E1000_IMS_TXD_FIFO_PAR1 E1000_ICR_TXD_FIFO_PAR1 /* queue 1 Tx descriptor FIFO parity error */
+#define E1000_IMS_DSW E1000_ICR_DSW
+#define E1000_IMS_PHYINT E1000_ICR_PHYINT
+#define E1000_IMS_EPRST E1000_ICR_EPRST
+
+/* Interrupt Mask Clear */
+#define E1000_IMC_TXDW E1000_ICR_TXDW /* Transmit desc written back */
+#define E1000_IMC_TXQE E1000_ICR_TXQE /* Transmit Queue empty */
+#define E1000_IMC_LSC E1000_ICR_LSC /* Link Status Change */
+#define E1000_IMC_RXSEQ E1000_ICR_RXSEQ /* rx sequence error */
+#define E1000_IMC_RXDMT0 E1000_ICR_RXDMT0 /* rx desc min. threshold */
+#define E1000_IMC_RXO E1000_ICR_RXO /* rx overrun */
+#define E1000_IMC_RXT0 E1000_ICR_RXT0 /* rx timer intr */
+#define E1000_IMC_MDAC E1000_ICR_MDAC /* MDIO access complete */
+#define E1000_IMC_RXCFG E1000_ICR_RXCFG /* RX /c/ ordered set */
+#define E1000_IMC_GPI_EN0 E1000_ICR_GPI_EN0 /* GP Int 0 */
+#define E1000_IMC_GPI_EN1 E1000_ICR_GPI_EN1 /* GP Int 1 */
+#define E1000_IMC_GPI_EN2 E1000_ICR_GPI_EN2 /* GP Int 2 */
+#define E1000_IMC_GPI_EN3 E1000_ICR_GPI_EN3 /* GP Int 3 */
+#define E1000_IMC_TXD_LOW E1000_ICR_TXD_LOW
+#define E1000_IMC_SRPD E1000_ICR_SRPD
+#define E1000_IMC_ACK E1000_ICR_ACK /* Receive Ack frame */
+#define E1000_IMC_MNG E1000_ICR_MNG /* Manageability event */
+#define E1000_IMC_DOCK E1000_ICR_DOCK /* Dock/Undock */
+#define E1000_IMC_RXD_FIFO_PAR0 E1000_ICR_RXD_FIFO_PAR0 /* queue 0 Rx descriptor FIFO parity error */
+#define E1000_IMC_TXD_FIFO_PAR0 E1000_ICR_TXD_FIFO_PAR0 /* queue 0 Tx descriptor FIFO parity error */
+#define E1000_IMC_HOST_ARB_PAR E1000_ICR_HOST_ARB_PAR /* host arb read buffer parity error */
+#define E1000_IMC_PB_PAR E1000_ICR_PB_PAR /* packet buffer parity error */
+#define E1000_IMC_RXD_FIFO_PAR1 E1000_ICR_RXD_FIFO_PAR1 /* queue 1 Rx descriptor FIFO parity error */
+#define E1000_IMC_TXD_FIFO_PAR1 E1000_ICR_TXD_FIFO_PAR1 /* queue 1 Tx descriptor FIFO parity error */
+#define E1000_IMC_DSW E1000_ICR_DSW
+#define E1000_IMC_PHYINT E1000_ICR_PHYINT
+#define E1000_IMC_EPRST E1000_ICR_EPRST
+
+/* Receive Control */
+#define E1000_RCTL_RST 0x00000001 /* Software reset */
+#define E1000_RCTL_EN 0x00000002 /* enable */
+#define E1000_RCTL_SBP 0x00000004 /* store bad packet */
+#define E1000_RCTL_UPE 0x00000008 /* unicast promiscuous enable */
+#define E1000_RCTL_MPE 0x00000010 /* multicast promiscuous enab */
+#define E1000_RCTL_LPE 0x00000020 /* long packet enable */
+#define E1000_RCTL_LBM_NO 0x00000000 /* no loopback mode */
+#define E1000_RCTL_LBM_MAC 0x00000040 /* MAC loopback mode */
+#define E1000_RCTL_LBM_SLP 0x00000080 /* serial link loopback mode */
+#define E1000_RCTL_LBM_TCVR 0x000000C0 /* tcvr loopback mode */
+#define E1000_RCTL_DTYP_MASK 0x00000C00 /* Descriptor type mask */
+#define E1000_RCTL_DTYP_PS 0x00000400 /* Packet Split descriptor */
+#define E1000_RCTL_RDMTS_HALF 0x00000000 /* rx desc min threshold size */
+#define E1000_RCTL_RDMTS_QUAT 0x00000100 /* rx desc min threshold size */
+#define E1000_RCTL_RDMTS_EIGTH 0x00000200 /* rx desc min threshold size */
+#define E1000_RCTL_MO_SHIFT 12 /* multicast offset shift */
+#define E1000_RCTL_MO_0 0x00000000 /* multicast offset 11:0 */
+#define E1000_RCTL_MO_1 0x00001000 /* multicast offset 12:1 */
+#define E1000_RCTL_MO_2 0x00002000 /* multicast offset 13:2 */
+#define E1000_RCTL_MO_3 0x00003000 /* multicast offset 15:4 */
+#define E1000_RCTL_MDR 0x00004000 /* multicast desc ring 0 */
+#define E1000_RCTL_BAM 0x00008000 /* broadcast enable */
+/* these buffer sizes are valid if E1000_RCTL_BSEX is 0 */
+#define E1000_RCTL_SZ_2048 0x00000000 /* rx buffer size 2048 */
+#define E1000_RCTL_SZ_1024 0x00010000 /* rx buffer size 1024 */
+#define E1000_RCTL_SZ_512 0x00020000 /* rx buffer size 512 */
+#define E1000_RCTL_SZ_256 0x00030000 /* rx buffer size 256 */
+/* these buffer sizes are valid if E1000_RCTL_BSEX is 1 */
+#define E1000_RCTL_SZ_16384 0x00010000 /* rx buffer size 16384 */
+#define E1000_RCTL_SZ_8192 0x00020000 /* rx buffer size 8192 */
+#define E1000_RCTL_SZ_4096 0x00030000 /* rx buffer size 4096 */
+#define E1000_RCTL_VFE 0x00040000 /* vlan filter enable */
+#define E1000_RCTL_CFIEN 0x00080000 /* canonical form enable */
+#define E1000_RCTL_CFI 0x00100000 /* canonical form indicator */
+#define E1000_RCTL_DPF 0x00400000 /* discard pause frames */
+#define E1000_RCTL_PMCF 0x00800000 /* pass MAC control frames */
+#define E1000_RCTL_BSEX 0x02000000 /* Buffer size extension */
+#define E1000_RCTL_SECRC 0x04000000 /* Strip Ethernet CRC */
+#define E1000_RCTL_FLXBUF_MASK 0x78000000 /* Flexible buffer size */
+#define E1000_RCTL_FLXBUF_SHIFT 27 /* Flexible buffer shift */
+
+
+#define E1000_EEPROM_SWDPIN0 0x0001 /* SWDPIN 0 EEPROM Value */
+#define E1000_EEPROM_LED_LOGIC 0x0020 /* Led Logic Word */
+#define E1000_EEPROM_RW_REG_DATA 16 /* Offset to data in EEPROM read/write registers */
+#define E1000_EEPROM_RW_REG_DONE 2 /* Offset to READ/WRITE done bit */
+#define E1000_EEPROM_RW_REG_START 1 /* First bit for telling part to start operation */
+#define E1000_EEPROM_RW_ADDR_SHIFT 2 /* Shift to the address bits */
+#define E1000_EEPROM_POLL_WRITE 1 /* Flag for polling for write complete */
+#define E1000_EEPROM_POLL_READ 0 /* Flag for polling for read complete */
+/* Register Bit Masks */
+/* Device Control */
+#define E1000_CTRL_FD 0x00000001 /* Full duplex.0=half; 1=full */
+#define E1000_CTRL_BEM 0x00000002 /* Endian Mode.0=little,1=big */
+#define E1000_CTRL_PRIOR 0x00000004 /* Priority on PCI. 0=rx,1=fair */
+#define E1000_CTRL_GIO_MASTER_DISABLE 0x00000004 /*Blocks new Master requests */
+#define E1000_CTRL_LRST 0x00000008 /* Link reset. 0=normal,1=reset */
+#define E1000_CTRL_TME 0x00000010 /* Test mode. 0=normal,1=test */
+#define E1000_CTRL_SLE 0x00000020 /* Serial Link on 0=dis,1=en */
+#define E1000_CTRL_ASDE 0x00000020 /* Auto-speed detect enable */
+#define E1000_CTRL_SLU 0x00000040 /* Set link up (Force Link) */
+#define E1000_CTRL_ILOS 0x00000080 /* Invert Loss-Of Signal */
+#define E1000_CTRL_SPD_SEL 0x00000300 /* Speed Select Mask */
+#define E1000_CTRL_SPD_10 0x00000000 /* Force 10Mb */
+#define E1000_CTRL_SPD_100 0x00000100 /* Force 100Mb */
+#define E1000_CTRL_SPD_1000 0x00000200 /* Force 1Gb */
+#define E1000_CTRL_BEM32 0x00000400 /* Big Endian 32 mode */
+#define E1000_CTRL_FRCSPD 0x00000800 /* Force Speed */
+#define E1000_CTRL_FRCDPX 0x00001000 /* Force Duplex */
+#define E1000_CTRL_D_UD_EN 0x00002000 /* Dock/Undock enable */
+#define E1000_CTRL_D_UD_POLARITY 0x00004000 /* Defined polarity of Dock/Undock indication in SDP[0] */
+#define E1000_CTRL_FORCE_PHY_RESET 0x00008000 /* Reset both PHY ports, through PHYRST_N pin */
+#define E1000_CTRL_EXT_LINK_EN 0x00010000 /* enable link status from external LINK_0 and LINK_1 pins */
+#define E1000_CTRL_SWDPIN0 0x00040000 /* SWDPIN 0 value */
+#define E1000_CTRL_SWDPIN1 0x00080000 /* SWDPIN 1 value */
+#define E1000_CTRL_SWDPIN2 0x00100000 /* SWDPIN 2 value */
+#define E1000_CTRL_SWDPIN3 0x00200000 /* SWDPIN 3 value */
+#define E1000_CTRL_SWDPIO0 0x00400000 /* SWDPIN 0 Input or output */
+#define E1000_CTRL_SWDPIO1 0x00800000 /* SWDPIN 1 input or output */
+#define E1000_CTRL_SWDPIO2 0x01000000 /* SWDPIN 2 input or output */
+#define E1000_CTRL_SWDPIO3 0x02000000 /* SWDPIN 3 input or output */
+#define E1000_CTRL_RST 0x04000000 /* Global reset */
+#define E1000_CTRL_RFCE 0x08000000 /* Receive Flow Control enable */
+#define E1000_CTRL_TFCE 0x10000000 /* Transmit flow control enable */
+#define E1000_CTRL_RTE 0x20000000 /* Routing tag enable */
+#define E1000_CTRL_VME 0x40000000 /* IEEE VLAN mode enable */
+#define E1000_CTRL_PHY_RST 0x80000000 /* PHY Reset */
+#define E1000_CTRL_SW2FW_INT 0x02000000 /* Initiate an interrupt to manageability engine */
+
+/* Device Status */
+#define E1000_STATUS_FD 0x00000001 /* Full duplex.0=half,1=full */
+#define E1000_STATUS_LU 0x00000002 /* Link up.0=no,1=link */
+#define E1000_STATUS_FUNC_MASK 0x0000000C /* PCI Function Mask */
+#define E1000_STATUS_FUNC_SHIFT 2
+#define E1000_STATUS_FUNC_0 0x00000000 /* Function 0 */
+#define E1000_STATUS_FUNC_1 0x00000004 /* Function 1 */
+#define E1000_STATUS_TXOFF 0x00000010 /* transmission paused */
+#define E1000_STATUS_TBIMODE 0x00000020 /* TBI mode */
+#define E1000_STATUS_SPEED_MASK 0x000000C0
+#define E1000_STATUS_SPEED_10 0x00000000 /* Speed 10Mb/s */
+#define E1000_STATUS_SPEED_100 0x00000040 /* Speed 100Mb/s */
+#define E1000_STATUS_SPEED_1000 0x00000080 /* Speed 1000Mb/s */
+#define E1000_STATUS_LAN_INIT_DONE 0x00000200 /* Lan Init Completion
+ by EEPROM/Flash */
+#define E1000_STATUS_ASDV 0x00000300 /* Auto speed detect value */
+#define E1000_STATUS_DOCK_CI 0x00000800 /* Change in Dock/Undock state. Clear on write '0'. */
+#define E1000_STATUS_GIO_MASTER_ENABLE 0x00080000 /* Status of Master requests. */
+#define E1000_STATUS_MTXCKOK 0x00000400 /* MTX clock running OK */
+#define E1000_STATUS_PCI66 0x00000800 /* In 66Mhz slot */
+#define E1000_STATUS_BUS64 0x00001000 /* In 64 bit slot */
+#define E1000_STATUS_PCIX_MODE 0x00002000 /* PCI-X mode */
+#define E1000_STATUS_PCIX_SPEED 0x0000C000 /* PCI-X bus speed */
+#define E1000_STATUS_BMC_SKU_0 0x00100000 /* BMC USB redirect disabled */
+#define E1000_STATUS_BMC_SKU_1 0x00200000 /* BMC SRAM disabled */
+#define E1000_STATUS_BMC_SKU_2 0x00400000 /* BMC SDRAM disabled */
+#define E1000_STATUS_BMC_CRYPTO 0x00800000 /* BMC crypto disabled */
+#define E1000_STATUS_BMC_LITE 0x01000000 /* BMC external code execution disabled */
+#define E1000_STATUS_RGMII_ENABLE 0x02000000 /* RGMII disabled */
+#define E1000_STATUS_FUSE_8 0x04000000
+#define E1000_STATUS_FUSE_9 0x08000000
+#define E1000_STATUS_SERDES0_DIS 0x10000000 /* SERDES disabled on port 0 */
+#define E1000_STATUS_SERDES1_DIS 0x20000000 /* SERDES disabled on port 1 */
+
+/* EEPROM/Flash Control */
+#define E1000_EECD_SK 0x00000001 /* EEPROM Clock */
+#define E1000_EECD_CS 0x00000002 /* EEPROM Chip Select */
+#define E1000_EECD_DI 0x00000004 /* EEPROM Data In */
+#define E1000_EECD_DO 0x00000008 /* EEPROM Data Out */
+#define E1000_EECD_FWE_MASK 0x00000030
+#define E1000_EECD_FWE_DIS 0x00000010 /* Disable FLASH writes */
+#define E1000_EECD_FWE_EN 0x00000020 /* Enable FLASH writes */
+#define E1000_EECD_FWE_SHIFT 4
+#define E1000_EECD_REQ 0x00000040 /* EEPROM Access Request */
+#define E1000_EECD_GNT 0x00000080 /* EEPROM Access Grant */
+#define E1000_EECD_PRES 0x00000100 /* EEPROM Present */
+#define E1000_EECD_SIZE 0x00000200 /* EEPROM Size (0=64 word 1=256 word) */
+#define E1000_EECD_ADDR_BITS 0x00000400 /* EEPROM Addressing bits based on type
+ * (0-small, 1-large) */
+#define E1000_EECD_TYPE 0x00002000 /* EEPROM Type (1-SPI, 0-Microwire) */
+#ifndef E1000_EEPROM_GRANT_ATTEMPTS
+#define E1000_EEPROM_GRANT_ATTEMPTS 1000 /* EEPROM # attempts to gain grant */
+#endif
+#define E1000_EECD_AUTO_RD 0x00000200 /* EEPROM Auto Read done */
+#define E1000_EECD_SIZE_EX_MASK 0x00007800 /* EEprom Size */
+#define E1000_EECD_SIZE_EX_SHIFT 11
+#define E1000_EECD_NVADDS 0x00018000 /* NVM Address Size */
+#define E1000_EECD_SELSHAD 0x00020000 /* Select Shadow RAM */
+#define E1000_EECD_INITSRAM 0x00040000 /* Initialize Shadow RAM */
+#define E1000_EECD_FLUPD 0x00080000 /* Update FLASH */
+#define E1000_EECD_AUPDEN 0x00100000 /* Enable Autonomous FLASH update */
+#define E1000_EECD_SHADV 0x00200000 /* Shadow RAM Data Valid */
+#define E1000_EECD_SEC1VAL 0x00400000 /* Sector One Valid */
+#define E1000_EECD_SECVAL_SHIFT 22
+#define E1000_STM_OPCODE 0xDB00
+#define E1000_HICR_FW_RESET 0xC0
+
+#define E1000_SHADOW_RAM_WORDS 2048
+#define E1000_ICH_NVM_SIG_WORD 0x13
+#define E1000_ICH_NVM_SIG_MASK 0xC0
+
+/* MDI Control */
+#define E1000_MDIC_DATA_MASK 0x0000FFFF
+#define E1000_MDIC_REG_MASK 0x001F0000
+#define E1000_MDIC_REG_SHIFT 16
+#define E1000_MDIC_PHY_MASK 0x03E00000
+#define E1000_MDIC_PHY_SHIFT 21
+#define E1000_MDIC_OP_WRITE 0x04000000
+#define E1000_MDIC_OP_READ 0x08000000
+#define E1000_MDIC_READY 0x10000000
+#define E1000_MDIC_INT_EN 0x20000000
+#define E1000_MDIC_ERROR 0x40000000
+
+/* EEPROM Commands - Microwire */
+#define EEPROM_READ_OPCODE_MICROWIRE 0x6 /* EEPROM read opcode */
+#define EEPROM_WRITE_OPCODE_MICROWIRE 0x5 /* EEPROM write opcode */
+#define EEPROM_ERASE_OPCODE_MICROWIRE 0x7 /* EEPROM erase opcode */
+#define EEPROM_EWEN_OPCODE_MICROWIRE 0x13 /* EEPROM erase/write enable */
+#define EEPROM_EWDS_OPCODE_MICROWIRE 0x10 /* EEPROM erast/write disable */
+
+/* EEPROM Word Offsets */
+#define EEPROM_COMPAT 0x0003
+#define EEPROM_ID_LED_SETTINGS 0x0004
+#define EEPROM_VERSION 0x0005
+#define EEPROM_SERDES_AMPLITUDE 0x0006 /* For SERDES output amplitude adjustment. */
+#define EEPROM_PHY_CLASS_WORD 0x0007
+#define EEPROM_INIT_CONTROL1_REG 0x000A
+#define EEPROM_INIT_CONTROL2_REG 0x000F
+#define EEPROM_SWDEF_PINS_CTRL_PORT_1 0x0010
+#define EEPROM_INIT_CONTROL3_PORT_B 0x0014
+#define EEPROM_INIT_3GIO_3 0x001A
+#define EEPROM_SWDEF_PINS_CTRL_PORT_0 0x0020
+#define EEPROM_INIT_CONTROL3_PORT_A 0x0024
+#define EEPROM_CFG 0x0012
+#define EEPROM_FLASH_VERSION 0x0032
+#define EEPROM_CHECKSUM_REG 0x003F
+
+#define E1000_EEPROM_CFG_DONE 0x00040000 /* MNG config cycle done */
+#define E1000_EEPROM_CFG_DONE_PORT_1 0x00080000 /* ...for second port */
+
+/* Transmit Descriptor */
+struct e1000_tx_desc {
+ uint64_t buffer_addr; /* Address of the descriptor's data buffer */
+ union {
+ uint32_t data;
+ struct {
+ uint16_t length; /* Data buffer length */
+ uint8_t cso; /* Checksum offset */
+ uint8_t cmd; /* Descriptor control */
+ } flags;
+ } lower;
+ union {
+ uint32_t data;
+ struct {
+ uint8_t status; /* Descriptor status */
+ uint8_t css; /* Checksum start */
+ uint16_t special;
+ } fields;
+ } upper;
+};
+
+/* Transmit Descriptor bit definitions */
+#define E1000_TXD_DTYP_D 0x00100000 /* Data Descriptor */
+#define E1000_TXD_DTYP_C 0x00000000 /* Context Descriptor */
+#define E1000_TXD_POPTS_IXSM 0x01 /* Insert IP checksum */
+#define E1000_TXD_POPTS_TXSM 0x02 /* Insert TCP/UDP checksum */
+#define E1000_TXD_CMD_EOP 0x01000000 /* End of Packet */
+#define E1000_TXD_CMD_IFCS 0x02000000 /* Insert FCS (Ethernet CRC) */
+#define E1000_TXD_CMD_IC 0x04000000 /* Insert Checksum */
+#define E1000_TXD_CMD_RS 0x08000000 /* Report Status */
+#define E1000_TXD_CMD_RPS 0x10000000 /* Report Packet Sent */
+#define E1000_TXD_CMD_DEXT 0x20000000 /* Descriptor extension (0 = legacy) */
+#define E1000_TXD_CMD_VLE 0x40000000 /* Add VLAN tag */
+#define E1000_TXD_CMD_IDE 0x80000000 /* Enable Tidv register */
+#define E1000_TXD_STAT_DD 0x00000001 /* Descriptor Done */
+#define E1000_TXD_STAT_EC 0x00000002 /* Excess Collisions */
+#define E1000_TXD_STAT_LC 0x00000004 /* Late Collisions */
+#define E1000_TXD_STAT_TU 0x00000008 /* Transmit underrun */
+#define E1000_TXD_CMD_TCP 0x01000000 /* TCP packet */
+#define E1000_TXD_CMD_IP 0x02000000 /* IP packet */
+#define E1000_TXD_CMD_TSE 0x04000000 /* TCP Seg enable */
+#define E1000_TXD_STAT_TC 0x00000004 /* Tx Underrun */
+
+/* Transmit Control */
+#define E1000_TCTL_RST 0x00000001 /* software reset */
+#define E1000_TCTL_EN 0x00000002 /* enable tx */
+#define E1000_TCTL_BCE 0x00000004 /* busy check enable */
+#define E1000_TCTL_PSP 0x00000008 /* pad short packets */
+#define E1000_TCTL_CT 0x00000ff0 /* collision threshold */
+#define E1000_TCTL_COLD 0x003ff000 /* collision distance */
+#define E1000_TCTL_SWXOFF 0x00400000 /* SW Xoff transmission */
+#define E1000_TCTL_PBE 0x00800000 /* Packet Burst Enable */
+#define E1000_TCTL_RTLC 0x01000000 /* Re-transmit on late collision */
+#define E1000_TCTL_NRTU 0x02000000 /* No Re-transmit on underrun */
+#define E1000_TCTL_MULR 0x10000000 /* Multiple request support */
+
+/* Receive Descriptor */
+struct e1000_rx_desc {
+ uint64_t buffer_addr; /* Address of the descriptor's data buffer */
+ uint16_t length; /* Length of data DMAed into data buffer */
+ uint16_t csum; /* Packet checksum */
+ uint8_t status; /* Descriptor status */
+ uint8_t errors; /* Descriptor Errors */
+ uint16_t special;
+};
+
+/* Receive Decriptor bit definitions */
+#define E1000_RXD_STAT_DD 0x01 /* Descriptor Done */
+#define E1000_RXD_STAT_EOP 0x02 /* End of Packet */
+#define E1000_RXD_STAT_IXSM 0x04 /* Ignore checksum */
+#define E1000_RXD_STAT_VP 0x08 /* IEEE VLAN Packet */
+#define E1000_RXD_STAT_UDPCS 0x10 /* UDP xsum caculated */
+#define E1000_RXD_STAT_TCPCS 0x20 /* TCP xsum calculated */
+#define E1000_RXD_STAT_IPCS 0x40 /* IP xsum calculated */
+#define E1000_RXD_STAT_PIF 0x80 /* passed in-exact filter */
+#define E1000_RXD_STAT_IPIDV 0x200 /* IP identification valid */
+#define E1000_RXD_STAT_UDPV 0x400 /* Valid UDP checksum */
+#define E1000_RXD_STAT_ACK 0x8000 /* ACK Packet indication */
+#define E1000_RXD_ERR_CE 0x01 /* CRC Error */
+#define E1000_RXD_ERR_SE 0x02 /* Symbol Error */
+#define E1000_RXD_ERR_SEQ 0x04 /* Sequence Error */
+#define E1000_RXD_ERR_CXE 0x10 /* Carrier Extension Error */
+#define E1000_RXD_ERR_TCPE 0x20 /* TCP/UDP Checksum Error */
+#define E1000_RXD_ERR_IPE 0x40 /* IP Checksum Error */
+#define E1000_RXD_ERR_RXE 0x80 /* Rx Data Error */
+#define E1000_RXD_SPC_VLAN_MASK 0x0FFF /* VLAN ID is in lower 12 bits */
+#define E1000_RXD_SPC_PRI_MASK 0xE000 /* Priority is in upper 3 bits */
+#define E1000_RXD_SPC_PRI_SHIFT 13
+#define E1000_RXD_SPC_CFI_MASK 0x1000 /* CFI is bit 12 */
+#define E1000_RXD_SPC_CFI_SHIFT 12
+
+#define E1000_RXDEXT_STATERR_CE 0x01000000
+#define E1000_RXDEXT_STATERR_SE 0x02000000
+#define E1000_RXDEXT_STATERR_SEQ 0x04000000
+#define E1000_RXDEXT_STATERR_CXE 0x10000000
+#define E1000_RXDEXT_STATERR_TCPE 0x20000000
+#define E1000_RXDEXT_STATERR_IPE 0x40000000
+#define E1000_RXDEXT_STATERR_RXE 0x80000000
+
+#define E1000_RXDPS_HDRSTAT_HDRSP 0x00008000
+#define E1000_RXDPS_HDRSTAT_HDRLEN_MASK 0x000003FF
+
+/* Receive Address */
+#define E1000_RAH_AV 0x80000000 /* Receive descriptor valid */
+
+/* Offload Context Descriptor */
+struct e1000_context_desc {
+ union {
+ uint32_t ip_config;
+ struct {
+ uint8_t ipcss; /* IP checksum start */
+ uint8_t ipcso; /* IP checksum offset */
+ uint16_t ipcse; /* IP checksum end */
+ } ip_fields;
+ } lower_setup;
+ union {
+ uint32_t tcp_config;
+ struct {
+ uint8_t tucss; /* TCP checksum start */
+ uint8_t tucso; /* TCP checksum offset */
+ uint16_t tucse; /* TCP checksum end */
+ } tcp_fields;
+ } upper_setup;
+ uint32_t cmd_and_length; /* */
+ union {
+ uint32_t data;
+ struct {
+ uint8_t status; /* Descriptor status */
+ uint8_t hdr_len; /* Header length */
+ uint16_t mss; /* Maximum segment size */
+ } fields;
+ } tcp_seg_setup;
+};
+
+/* Offload data descriptor */
+struct e1000_data_desc {
+ uint64_t buffer_addr; /* Address of the descriptor's buffer address */
+ union {
+ uint32_t data;
+ struct {
+ uint16_t length; /* Data buffer length */
+ uint8_t typ_len_ext; /* */
+ uint8_t cmd; /* */
+ } flags;
+ } lower;
+ union {
+ uint32_t data;
+ struct {
+ uint8_t status; /* Descriptor status */
+ uint8_t popts; /* Packet Options */
+ uint16_t special; /* */
+ } fields;
+ } upper;
+};
+
+/* Management Control */
+#define E1000_MANC_SMBUS_EN 0x00000001 /* SMBus Enabled - RO */
+#define E1000_MANC_ASF_EN 0x00000002 /* ASF Enabled - RO */
+#define E1000_MANC_R_ON_FORCE 0x00000004 /* Reset on Force TCO - RO */
+#define E1000_MANC_RMCP_EN 0x00000100 /* Enable RCMP 026Fh Filtering */
+#define E1000_MANC_0298_EN 0x00000200 /* Enable RCMP 0298h Filtering */
+#define E1000_MANC_IPV4_EN 0x00000400 /* Enable IPv4 */
+#define E1000_MANC_IPV6_EN 0x00000800 /* Enable IPv6 */
+#define E1000_MANC_SNAP_EN 0x00001000 /* Accept LLC/SNAP */
+#define E1000_MANC_ARP_EN 0x00002000 /* Enable ARP Request Filtering */
+#define E1000_MANC_NEIGHBOR_EN 0x00004000 /* Enable Neighbor Discovery
+ * Filtering */
+#define E1000_MANC_ARP_RES_EN 0x00008000 /* Enable ARP response Filtering */
+#define E1000_MANC_TCO_RESET 0x00010000 /* TCO Reset Occurred */
+#define E1000_MANC_RCV_TCO_EN 0x00020000 /* Receive TCO Packets Enabled */
+#define E1000_MANC_REPORT_STATUS 0x00040000 /* Status Reporting Enabled */
+#define E1000_MANC_RCV_ALL 0x00080000 /* Receive All Enabled */
+#define E1000_MANC_BLK_PHY_RST_ON_IDE 0x00040000 /* Block phy resets */
+#define E1000_MANC_EN_MAC_ADDR_FILTER 0x00100000 /* Enable MAC address
+ * filtering */
+#define E1000_MANC_EN_MNG2HOST 0x00200000 /* Enable MNG packets to host
+ * memory */
+#define E1000_MANC_EN_IP_ADDR_FILTER 0x00400000 /* Enable IP address
+ * filtering */
+#define E1000_MANC_EN_XSUM_FILTER 0x00800000 /* Enable checksum filtering */
+#define E1000_MANC_BR_EN 0x01000000 /* Enable broadcast filtering */
+#define E1000_MANC_SMB_REQ 0x01000000 /* SMBus Request */
+#define E1000_MANC_SMB_GNT 0x02000000 /* SMBus Grant */
+#define E1000_MANC_SMB_CLK_IN 0x04000000 /* SMBus Clock In */
+#define E1000_MANC_SMB_DATA_IN 0x08000000 /* SMBus Data In */
+#define E1000_MANC_SMB_DATA_OUT 0x10000000 /* SMBus Data Out */
+#define E1000_MANC_SMB_CLK_OUT 0x20000000 /* SMBus Clock Out */
+
+#define E1000_MANC_SMB_DATA_OUT_SHIFT 28 /* SMBus Data Out Shift */
+#define E1000_MANC_SMB_CLK_OUT_SHIFT 29 /* SMBus Clock Out Shift */
+
+/* For checksumming, the sum of all words in the EEPROM should equal 0xBABA. */
+#define EEPROM_SUM 0xBABA
+
+#endif /* _E1000_HW_H_ */
diff --git a/hw/pci.c b/hw/pci.c
index f8cbf1a324..bc55989f87 100644
--- a/hw/pci.c
+++ b/hw/pci.c
@@ -636,11 +636,13 @@ void pci_nic_init(PCIBus *bus, NICInfo *nd, int devfn)
pci_i82559er_init(bus, nd, devfn);
} else if (strcmp(nd->model, "rtl8139") == 0) {
pci_rtl8139_init(bus, nd, devfn);
+ } else if (strcmp(nd->model, "e1000") == 0) {
+ pci_e1000_init(bus, nd, devfn);
} else if (strcmp(nd->model, "pcnet") == 0) {
pci_pcnet_init(bus, nd, devfn);
} else if (strcmp(nd->model, "?") == 0) {
fprintf(stderr, "qemu: Supported PCI NICs: i82551 i82557b i82559er"
- " ne2k_pci pcnet rtl8139\n");
+ " ne2k_pci pcnet rtl8139 e1000\n");
exit (1);
} else {
fprintf(stderr, "qemu: Unsupported NIC: %s\n", nd->model);
diff --git a/hw/pci.h b/hw/pci.h
index 96bb2136de..e870987fe9 100644
--- a/hw/pci.h
+++ b/hw/pci.h
@@ -126,6 +126,9 @@ void pci_ne2000_init(PCIBus *bus, NICInfo *nd, int devfn);
void pci_rtl8139_init(PCIBus *bus, NICInfo *nd, int devfn);
+/* e1000.c */
+void pci_e1000_init(PCIBus *bus, NICInfo *nd, int devfn);
+
/* pcnet.c */
void pci_pcnet_init(PCIBus *bus, NICInfo *nd, int devfn);
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-24 23:03:04 +0000