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authorYang Zhang <yang.z.zhang@intel.com>2015-08-28 09:58:54 +0800
committerYang Zhang <yang.z.zhang@intel.com>2015-09-01 12:44:00 +0800
commite44e3482bdb4d0ebde2d8b41830ac2cdb07948fb (patch)
tree66b09f592c55df2878107a468a91d21506104d3f /qemu/roms/ipxe/src/drivers/net/amd8111e.c
parent9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00 (diff)
Add qemu 2.4.0
Change-Id: Ic99cbad4b61f8b127b7dc74d04576c0bcbaaf4f5 Signed-off-by: Yang Zhang <yang.z.zhang@intel.com>
Diffstat (limited to 'qemu/roms/ipxe/src/drivers/net/amd8111e.c')
-rw-r--r--qemu/roms/ipxe/src/drivers/net/amd8111e.c694
1 files changed, 694 insertions, 0 deletions
diff --git a/qemu/roms/ipxe/src/drivers/net/amd8111e.c b/qemu/roms/ipxe/src/drivers/net/amd8111e.c
new file mode 100644
index 000000000..693d77d1d
--- /dev/null
+++ b/qemu/roms/ipxe/src/drivers/net/amd8111e.c
@@ -0,0 +1,694 @@
+/* Advanced Micro Devices Inc. AMD8111E Linux Network Driver
+ * Copyright (C) 2004 Advanced Micro Devices
+ * Copyright (C) 2005 Liu Tao <liutao1980@gmail.com> [etherboot port]
+ *
+ * Copyright 2001,2002 Jeff Garzik <jgarzik@mandrakesoft.com> [ 8139cp.c,tg3.c ]
+ * Copyright (C) 2001, 2002 David S. Miller (davem@redhat.com)[ tg3.c]
+ * Copyright 1996-1999 Thomas Bogendoerfer [ pcnet32.c ]
+ * Derived from the lance driver written 1993,1994,1995 by Donald Becker.
+ * Copyright 1993 United States Government as represented by the
+ * Director, National Security Agency.[ pcnet32.c ]
+ * Carsten Langgaard, carstenl@mips.com [ pcnet32.c ]
+ * Copyright (C) 2000 MIPS Technologies, Inc. All rights reserved.
+ *
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program 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 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 Street, Fifth Floor, Boston, MA
+ * 02110-1301, USA.
+ * USA
+ */
+
+FILE_LICENCE ( GPL2_OR_LATER );
+
+#include "etherboot.h"
+#include "nic.h"
+#include "mii.h"
+#include <ipxe/pci.h>
+#include <ipxe/ethernet.h>
+#include "string.h"
+#include "stdint.h"
+#include "amd8111e.h"
+
+
+/* driver definitions */
+#define NUM_TX_SLOTS 2
+#define NUM_RX_SLOTS 4
+#define TX_SLOTS_MASK 1
+#define RX_SLOTS_MASK 3
+
+#define TX_BUF_LEN 1536
+#define RX_BUF_LEN 1536
+
+#define TX_PKT_LEN_MAX (ETH_FRAME_LEN - ETH_HLEN)
+#define RX_PKT_LEN_MIN 60
+#define RX_PKT_LEN_MAX ETH_FRAME_LEN
+
+#define TX_TIMEOUT 3000
+#define TX_PROCESS_TIME 10
+#define TX_RETRY (TX_TIMEOUT / TX_PROCESS_TIME)
+
+#define PHY_RW_RETRY 10
+
+
+struct amd8111e_tx_desc {
+ u16 buf_len;
+ u16 tx_flags;
+ u16 tag_ctrl_info;
+ u16 tag_ctrl_cmd;
+ u32 buf_phy_addr;
+ u32 reserved;
+};
+
+struct amd8111e_rx_desc {
+ u32 reserved;
+ u16 msg_len;
+ u16 tag_ctrl_info;
+ u16 buf_len;
+ u16 rx_flags;
+ u32 buf_phy_addr;
+};
+
+struct eth_frame {
+ u8 dst_addr[ETH_ALEN];
+ u8 src_addr[ETH_ALEN];
+ u16 type;
+ u8 data[ETH_FRAME_LEN - ETH_HLEN];
+} __attribute__((packed));
+
+struct amd8111e_priv {
+ struct amd8111e_tx_desc tx_ring[NUM_TX_SLOTS];
+ struct amd8111e_rx_desc rx_ring[NUM_RX_SLOTS];
+ unsigned char tx_buf[NUM_TX_SLOTS][TX_BUF_LEN];
+ unsigned char rx_buf[NUM_RX_SLOTS][RX_BUF_LEN];
+ unsigned long tx_idx, rx_idx;
+ int tx_consistent;
+
+ char opened;
+ char link;
+ char speed;
+ char duplex;
+ int ext_phy_addr;
+ u32 ext_phy_id;
+
+ struct pci_device *pdev;
+ struct nic *nic;
+ void *mmio;
+};
+
+static struct amd8111e_priv amd8111e;
+
+
+/********************************************************
+ * locale functions *
+ ********************************************************/
+static void amd8111e_init_hw_default(struct amd8111e_priv *lp);
+static int amd8111e_start(struct amd8111e_priv *lp);
+static int amd8111e_read_phy(struct amd8111e_priv *lp, int phy_addr, int reg, u32 *val);
+#if 0
+static int amd8111e_write_phy(struct amd8111e_priv *lp, int phy_addr, int reg, u32 val);
+#endif
+static void amd8111e_probe_ext_phy(struct amd8111e_priv *lp);
+static void amd8111e_disable_interrupt(struct amd8111e_priv *lp);
+static void amd8111e_enable_interrupt(struct amd8111e_priv *lp);
+static void amd8111e_force_interrupt(struct amd8111e_priv *lp);
+static int amd8111e_get_mac_address(struct amd8111e_priv *lp);
+static int amd8111e_init_rx_ring(struct amd8111e_priv *lp);
+static int amd8111e_init_tx_ring(struct amd8111e_priv *lp);
+static int amd8111e_wait_tx_ring(struct amd8111e_priv *lp, unsigned int index);
+static void amd8111e_wait_link(struct amd8111e_priv *lp);
+static void amd8111e_poll_link(struct amd8111e_priv *lp);
+static void amd8111e_restart(struct amd8111e_priv *lp);
+
+
+/*
+ * This function clears necessary the device registers.
+ */
+static void amd8111e_init_hw_default(struct amd8111e_priv *lp)
+{
+ unsigned int reg_val;
+ void *mmio = lp->mmio;
+
+ /* stop the chip */
+ writel(RUN, mmio + CMD0);
+
+ /* Clear RCV_RING_BASE_ADDR */
+ writel(0, mmio + RCV_RING_BASE_ADDR0);
+
+ /* Clear XMT_RING_BASE_ADDR */
+ writel(0, mmio + XMT_RING_BASE_ADDR0);
+ writel(0, mmio + XMT_RING_BASE_ADDR1);
+ writel(0, mmio + XMT_RING_BASE_ADDR2);
+ writel(0, mmio + XMT_RING_BASE_ADDR3);
+
+ /* Clear CMD0 */
+ writel(CMD0_CLEAR, mmio + CMD0);
+
+ /* Clear CMD2 */
+ writel(CMD2_CLEAR, mmio + CMD2);
+
+ /* Clear CMD7 */
+ writel(CMD7_CLEAR, mmio + CMD7);
+
+ /* Clear DLY_INT_A and DLY_INT_B */
+ writel(0x0, mmio + DLY_INT_A);
+ writel(0x0, mmio + DLY_INT_B);
+
+ /* Clear FLOW_CONTROL */
+ writel(0x0, mmio + FLOW_CONTROL);
+
+ /* Clear INT0 write 1 to clear register */
+ reg_val = readl(mmio + INT0);
+ writel(reg_val, mmio + INT0);
+
+ /* Clear STVAL */
+ writel(0x0, mmio + STVAL);
+
+ /* Clear INTEN0 */
+ writel(INTEN0_CLEAR, mmio + INTEN0);
+
+ /* Clear LADRF */
+ writel(0x0, mmio + LADRF);
+
+ /* Set SRAM_SIZE & SRAM_BOUNDARY registers */
+ writel(0x80010, mmio + SRAM_SIZE);
+
+ /* Clear RCV_RING0_LEN */
+ writel(0x0, mmio + RCV_RING_LEN0);
+
+ /* Clear XMT_RING0/1/2/3_LEN */
+ writel(0x0, mmio + XMT_RING_LEN0);
+ writel(0x0, mmio + XMT_RING_LEN1);
+ writel(0x0, mmio + XMT_RING_LEN2);
+ writel(0x0, mmio + XMT_RING_LEN3);
+
+ /* Clear XMT_RING_LIMIT */
+ writel(0x0, mmio + XMT_RING_LIMIT);
+
+ /* Clear MIB */
+ writew(MIB_CLEAR, mmio + MIB_ADDR);
+
+ /* Clear LARF */
+ writel( 0, mmio + LADRF);
+ writel( 0, mmio + LADRF + 4);
+
+ /* SRAM_SIZE register */
+ reg_val = readl(mmio + SRAM_SIZE);
+
+ /* Set default value to CTRL1 Register */
+ writel(CTRL1_DEFAULT, mmio + CTRL1);
+
+ /* To avoid PCI posting bug */
+ readl(mmio + CMD2);
+}
+
+/*
+ * This function initializes the device registers and starts the device.
+ */
+static int amd8111e_start(struct amd8111e_priv *lp)
+{
+ struct nic *nic = lp->nic;
+ void *mmio = lp->mmio;
+ int i, reg_val;
+
+ /* stop the chip */
+ writel(RUN, mmio + CMD0);
+
+ /* AUTOPOLL0 Register *//*TBD default value is 8100 in FPS */
+ writew(0x8100 | lp->ext_phy_addr, mmio + AUTOPOLL0);
+
+ /* enable the port manager and set auto negotiation always */
+ writel(VAL1 | EN_PMGR, mmio + CMD3 );
+ writel(XPHYANE | XPHYRST, mmio + CTRL2);
+
+ /* set control registers */
+ reg_val = readl(mmio + CTRL1);
+ reg_val &= ~XMTSP_MASK;
+ writel(reg_val | XMTSP_128 | CACHE_ALIGN, mmio + CTRL1);
+
+ /* initialize tx and rx ring base addresses */
+ amd8111e_init_tx_ring(lp);
+ amd8111e_init_rx_ring(lp);
+ writel(virt_to_bus(lp->tx_ring), mmio + XMT_RING_BASE_ADDR0);
+ writel(virt_to_bus(lp->rx_ring), mmio + RCV_RING_BASE_ADDR0);
+ writew(NUM_TX_SLOTS, mmio + XMT_RING_LEN0);
+ writew(NUM_RX_SLOTS, mmio + RCV_RING_LEN0);
+
+ /* set default IPG to 96 */
+ writew(DEFAULT_IPG, mmio + IPG);
+ writew(DEFAULT_IPG - IFS1_DELTA, mmio + IFS1);
+
+ /* AutoPAD transmit, Retransmit on Underflow */
+ writel(VAL0 | APAD_XMT | REX_RTRY | REX_UFLO, mmio + CMD2);
+
+ /* JUMBO disabled */
+ writel(JUMBO, mmio + CMD3);
+
+ /* Setting the MAC address to the device */
+ for(i = 0; i < ETH_ALEN; i++)
+ writeb(nic->node_addr[i], mmio + PADR + i);
+
+ /* set RUN bit to start the chip, interrupt not enabled */
+ writel(VAL2 | RDMD0 | VAL0 | RUN, mmio + CMD0);
+
+ /* To avoid PCI posting bug */
+ readl(mmio + CMD0);
+ return 0;
+}
+
+/*
+This function will read the PHY registers.
+*/
+static int amd8111e_read_phy(struct amd8111e_priv *lp, int phy_addr, int reg, u32 *val)
+{
+ void *mmio = lp->mmio;
+ unsigned int reg_val;
+ unsigned int retry = PHY_RW_RETRY;
+
+ reg_val = readl(mmio + PHY_ACCESS);
+ while (reg_val & PHY_CMD_ACTIVE)
+ reg_val = readl(mmio + PHY_ACCESS);
+
+ writel(PHY_RD_CMD | ((phy_addr & 0x1f) << 21) | ((reg & 0x1f) << 16),
+ mmio + PHY_ACCESS);
+ do {
+ reg_val = readl(mmio + PHY_ACCESS);
+ udelay(30); /* It takes 30 us to read/write data */
+ } while (--retry && (reg_val & PHY_CMD_ACTIVE));
+
+ if (reg_val & PHY_RD_ERR) {
+ *val = 0;
+ return -1;
+ }
+
+ *val = reg_val & 0xffff;
+ return 0;
+}
+
+/*
+This function will write into PHY registers.
+*/
+#if 0
+static int amd8111e_write_phy(struct amd8111e_priv *lp, int phy_addr, int reg, u32 val)
+{
+ void *mmio = lp->mmio;
+ unsigned int reg_val;
+ unsigned int retry = PHY_RW_RETRY;
+
+ reg_val = readl(mmio + PHY_ACCESS);
+ while (reg_val & PHY_CMD_ACTIVE)
+ reg_val = readl(mmio + PHY_ACCESS);
+
+ writel(PHY_WR_CMD | ((phy_addr & 0x1f) << 21) | ((reg & 0x1f) << 16) | val,
+ mmio + PHY_ACCESS);
+ do {
+ reg_val = readl(mmio + PHY_ACCESS);
+ udelay(30); /* It takes 30 us to read/write the data */
+ } while (--retry && (reg_val & PHY_CMD_ACTIVE));
+
+ if(reg_val & PHY_RD_ERR)
+ return -1;
+
+ return 0;
+}
+#endif
+
+static void amd8111e_probe_ext_phy(struct amd8111e_priv *lp)
+{
+ int i;
+
+ lp->ext_phy_id = 0;
+ lp->ext_phy_addr = 1;
+
+ for (i = 0x1e; i >= 0; i--) {
+ u32 id1, id2;
+
+ if (amd8111e_read_phy(lp, i, MII_PHYSID1, &id1))
+ continue;
+ if (amd8111e_read_phy(lp, i, MII_PHYSID2, &id2))
+ continue;
+ lp->ext_phy_id = (id1 << 16) | id2;
+ lp->ext_phy_addr = i;
+ break;
+ }
+
+ if (lp->ext_phy_id)
+ printf("Found MII PHY ID 0x%08x at address 0x%02x\n",
+ (unsigned int) lp->ext_phy_id, lp->ext_phy_addr);
+ else
+ printf("Couldn't detect MII PHY, assuming address 0x01\n");
+}
+
+static void amd8111e_disable_interrupt(struct amd8111e_priv *lp)
+{
+ void *mmio = lp->mmio;
+ unsigned int int0;
+
+ writel(INTREN, mmio + CMD0);
+ writel(INTEN0_CLEAR, mmio + INTEN0);
+ int0 = readl(mmio + INT0);
+ writel(int0, mmio + INT0);
+ readl(mmio + INT0);
+}
+
+static void amd8111e_enable_interrupt(struct amd8111e_priv *lp)
+{
+ void *mmio = lp->mmio;
+
+ writel(VAL3 | LCINTEN | VAL1 | TINTEN0 | VAL0 | RINTEN0, mmio + INTEN0);
+ writel(VAL0 | INTREN, mmio + CMD0);
+ readl(mmio + CMD0);
+}
+
+static void amd8111e_force_interrupt(struct amd8111e_priv *lp)
+{
+ void *mmio = lp->mmio;
+
+ writel(VAL0 | UINTCMD, mmio + CMD0);
+ readl(mmio + CMD0);
+}
+
+static int amd8111e_get_mac_address(struct amd8111e_priv *lp)
+{
+ struct nic *nic = lp->nic;
+ void *mmio = lp->mmio;
+ int i;
+
+ /* BIOS should have set mac address to PADR register,
+ * so we read PADR to get it.
+ */
+ for (i = 0; i < ETH_ALEN; i++)
+ nic->node_addr[i] = readb(mmio + PADR + i);
+
+ DBG ( "Ethernet addr: %s\n", eth_ntoa ( nic->node_addr ) );
+
+ return 0;
+}
+
+static int amd8111e_init_rx_ring(struct amd8111e_priv *lp)
+{
+ int i;
+
+ lp->rx_idx = 0;
+
+ /* Initilaizing receive descriptors */
+ for (i = 0; i < NUM_RX_SLOTS; i++) {
+ lp->rx_ring[i].buf_phy_addr = cpu_to_le32(virt_to_bus(lp->rx_buf[i]));
+ lp->rx_ring[i].buf_len = cpu_to_le16(RX_BUF_LEN);
+ wmb();
+ lp->rx_ring[i].rx_flags = cpu_to_le16(OWN_BIT);
+ }
+
+ return 0;
+}
+
+static int amd8111e_init_tx_ring(struct amd8111e_priv *lp)
+{
+ int i;
+
+ lp->tx_idx = 0;
+ lp->tx_consistent = 1;
+
+ /* Initializing transmit descriptors */
+ for (i = 0; i < NUM_TX_SLOTS; i++) {
+ lp->tx_ring[i].tx_flags = 0;
+ lp->tx_ring[i].buf_phy_addr = 0;
+ lp->tx_ring[i].buf_len = 0;
+ }
+
+ return 0;
+}
+
+static int amd8111e_wait_tx_ring(struct amd8111e_priv *lp, unsigned int index)
+{
+ volatile u16 status;
+ int retry = TX_RETRY;
+
+ status = le16_to_cpu(lp->tx_ring[index].tx_flags);
+ while (--retry && (status & OWN_BIT)) {
+ mdelay(TX_PROCESS_TIME);
+ status = le16_to_cpu(lp->tx_ring[index].tx_flags);
+ }
+ if (status & OWN_BIT) {
+ printf("Error: tx slot %d timeout, stat = 0x%x\n", index, status);
+ amd8111e_restart(lp);
+ return -1;
+ }
+
+ return 0;
+}
+
+static void amd8111e_wait_link(struct amd8111e_priv *lp)
+{
+ unsigned int status;
+ u32 reg_val;
+
+ do {
+ /* read phy to update STAT0 register */
+ amd8111e_read_phy(lp, lp->ext_phy_addr, MII_BMCR, &reg_val);
+ amd8111e_read_phy(lp, lp->ext_phy_addr, MII_BMSR, &reg_val);
+ amd8111e_read_phy(lp, lp->ext_phy_addr, MII_ADVERTISE, &reg_val);
+ amd8111e_read_phy(lp, lp->ext_phy_addr, MII_LPA, &reg_val);
+ status = readl(lp->mmio + STAT0);
+ } while (!(status & AUTONEG_COMPLETE) || !(status & LINK_STATS));
+}
+
+static void amd8111e_poll_link(struct amd8111e_priv *lp)
+{
+ unsigned int status, speed;
+ u32 reg_val;
+
+ if (!lp->link) {
+ /* read phy to update STAT0 register */
+ amd8111e_read_phy(lp, lp->ext_phy_addr, MII_BMCR, &reg_val);
+ amd8111e_read_phy(lp, lp->ext_phy_addr, MII_BMSR, &reg_val);
+ amd8111e_read_phy(lp, lp->ext_phy_addr, MII_ADVERTISE, &reg_val);
+ amd8111e_read_phy(lp, lp->ext_phy_addr, MII_LPA, &reg_val);
+ status = readl(lp->mmio + STAT0);
+
+ if (status & LINK_STATS) {
+ lp->link = 1;
+ speed = (status & SPEED_MASK) >> 7;
+ if (speed == PHY_SPEED_100)
+ lp->speed = 1;
+ else
+ lp->speed = 0;
+ if (status & FULL_DPLX)
+ lp->duplex = 1;
+ else
+ lp->duplex = 0;
+
+ printf("Link is up: %s Mbps %s duplex\n",
+ lp->speed ? "100" : "10", lp->duplex ? "full" : "half");
+ }
+ } else {
+ status = readl(lp->mmio + STAT0);
+ if (!(status & LINK_STATS)) {
+ lp->link = 0;
+ printf("Link is down\n");
+ }
+ }
+}
+
+static void amd8111e_restart(struct amd8111e_priv *lp)
+{
+ printf("\nStarting nic...\n");
+ amd8111e_disable_interrupt(lp);
+ amd8111e_init_hw_default(lp);
+ amd8111e_probe_ext_phy(lp);
+ amd8111e_get_mac_address(lp);
+ amd8111e_start(lp);
+
+ printf("Waiting link up...\n");
+ lp->link = 0;
+ amd8111e_wait_link(lp);
+ amd8111e_poll_link(lp);
+}
+
+
+/********************************************************
+ * Interface Functions *
+ ********************************************************/
+
+static void amd8111e_transmit(struct nic *nic, const char *dst_addr,
+ unsigned int type, unsigned int size, const char *packet)
+{
+ struct amd8111e_priv *lp = nic->priv_data;
+ struct eth_frame *frame;
+ unsigned int index;
+
+ /* check packet size */
+ if (size > TX_PKT_LEN_MAX) {
+ printf("amd8111e_transmit(): too large packet, drop\n");
+ return;
+ }
+
+ /* get tx slot */
+ index = lp->tx_idx;
+ if (amd8111e_wait_tx_ring(lp, index))
+ return;
+
+ /* fill frame */
+ frame = (struct eth_frame *)lp->tx_buf[index];
+ memset(frame->data, 0, TX_PKT_LEN_MAX);
+ memcpy(frame->dst_addr, dst_addr, ETH_ALEN);
+ memcpy(frame->src_addr, nic->node_addr, ETH_ALEN);
+ frame->type = htons(type);
+ memcpy(frame->data, packet, size);
+
+ /* start xmit */
+ lp->tx_ring[index].buf_len = cpu_to_le16(ETH_HLEN + size);
+ lp->tx_ring[index].buf_phy_addr = cpu_to_le32(virt_to_bus(frame));
+ wmb();
+ lp->tx_ring[index].tx_flags =
+ cpu_to_le16(OWN_BIT | STP_BIT | ENP_BIT | ADD_FCS_BIT | LTINT_BIT);
+ writel(VAL1 | TDMD0, lp->mmio + CMD0);
+ readl(lp->mmio + CMD0);
+
+ /* update slot pointer */
+ lp->tx_idx = (lp->tx_idx + 1) & TX_SLOTS_MASK;
+}
+
+static int amd8111e_poll(struct nic *nic, int retrieve)
+{
+ /* return true if there's an ethernet packet ready to read */
+ /* nic->packet should contain data on return */
+ /* nic->packetlen should contain length of data */
+
+ struct amd8111e_priv *lp = nic->priv_data;
+ u16 status, pkt_len;
+ unsigned int index, pkt_ok;
+
+ amd8111e_poll_link(lp);
+
+ index = lp->rx_idx;
+ status = le16_to_cpu(lp->rx_ring[index].rx_flags);
+ pkt_len = le16_to_cpu(lp->rx_ring[index].msg_len) - 4; /* remove 4bytes FCS */
+
+ if (status & OWN_BIT)
+ return 0;
+
+ if (status & ERR_BIT)
+ pkt_ok = 0;
+ else if (!(status & STP_BIT))
+ pkt_ok = 0;
+ else if (!(status & ENP_BIT))
+ pkt_ok = 0;
+ else if (pkt_len < RX_PKT_LEN_MIN)
+ pkt_ok = 0;
+ else if (pkt_len > RX_PKT_LEN_MAX)
+ pkt_ok = 0;
+ else
+ pkt_ok = 1;
+
+ if (pkt_ok) {
+ if (!retrieve)
+ return 1;
+ nic->packetlen = pkt_len;
+ memcpy(nic->packet, lp->rx_buf[index], nic->packetlen);
+ }
+
+ lp->rx_ring[index].buf_phy_addr = cpu_to_le32(virt_to_bus(lp->rx_buf[index]));
+ lp->rx_ring[index].buf_len = cpu_to_le16(RX_BUF_LEN);
+ wmb();
+ lp->rx_ring[index].rx_flags = cpu_to_le16(OWN_BIT);
+ writel(VAL2 | RDMD0, lp->mmio + CMD0);
+ readl(lp->mmio + CMD0);
+
+ lp->rx_idx = (lp->rx_idx + 1) & RX_SLOTS_MASK;
+ return pkt_ok;
+}
+
+static void amd8111e_disable(struct nic *nic)
+{
+ struct amd8111e_priv *lp = nic->priv_data;
+
+ /* disable interrupt */
+ amd8111e_disable_interrupt(lp);
+
+ /* stop chip */
+ amd8111e_init_hw_default(lp);
+
+ /* unmap mmio */
+ iounmap(lp->mmio);
+
+ /* update status */
+ lp->opened = 0;
+}
+
+static void amd8111e_irq(struct nic *nic, irq_action_t action)
+{
+ struct amd8111e_priv *lp = nic->priv_data;
+
+ switch (action) {
+ case DISABLE:
+ amd8111e_disable_interrupt(lp);
+ break;
+ case ENABLE:
+ amd8111e_enable_interrupt(lp);
+ break;
+ case FORCE:
+ amd8111e_force_interrupt(lp);
+ break;
+ }
+}
+
+static struct nic_operations amd8111e_operations = {
+ .connect = dummy_connect,
+ .poll = amd8111e_poll,
+ .transmit = amd8111e_transmit,
+ .irq = amd8111e_irq,
+};
+
+static int amd8111e_probe(struct nic *nic, struct pci_device *pdev)
+{
+ struct amd8111e_priv *lp = &amd8111e;
+ unsigned long mmio_start, mmio_len;
+
+ nic->ioaddr = pdev->ioaddr;
+ nic->irqno = pdev->irq;
+
+ mmio_start = pci_bar_start(pdev, PCI_BASE_ADDRESS_0);
+ mmio_len = pci_bar_size(pdev, PCI_BASE_ADDRESS_0);
+
+ memset(lp, 0, sizeof(*lp));
+ lp->pdev = pdev;
+ lp->nic = nic;
+ lp->mmio = ioremap(mmio_start, mmio_len);
+ lp->opened = 1;
+ adjust_pci_device(pdev);
+
+ nic->priv_data = lp;
+
+ amd8111e_restart(lp);
+
+ nic->nic_op = &amd8111e_operations;
+ return 1;
+}
+
+static struct pci_device_id amd8111e_nics[] = {
+ PCI_ROM(0x1022, 0x7462, "amd8111e", "AMD8111E", 0),
+};
+
+PCI_DRIVER ( amd8111e_driver, amd8111e_nics, PCI_NO_CLASS );
+
+DRIVER ( "AMD8111E", nic_driver, pci_driver, amd8111e_driver,
+ amd8111e_probe, amd8111e_disable );
+
+/*
+ * Local variables:
+ * c-basic-offset: 8
+ * c-indent-level: 8
+ * tab-width: 8
+ * End:
+ */