/*******************************************************************************
Intel PRO/1000 Linux driver
Copyright(c) 1999 - 2013 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
*******************************************************************************/
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
#include <linux/module.h>
#include <linux/types.h>
#include <linux/init.h>
#include <linux/pci.h>
#include <linux/vmalloc.h>
#include <linux/pagemap.h>
#include <linux/delay.h>
#include <linux/netdevice.h>
#include <linux/interrupt.h>
#include <linux/tcp.h>
#include <linux/ipv6.h>
#include <linux/slab.h>
#ifdef NETIF_F_TSO
#include <net/checksum.h>
#ifdef NETIF_F_TSO6
#include <net/ip6_checksum.h>
#endif
#endif
#include <linux/ethtool.h>
#if defined(NETIF_F_HW_VLAN_TX) || defined(NETIF_F_HW_VLAN_CTAG_TX)
#include <linux/if_vlan.h>
#endif
#include <linux/prefetch.h>
#include "e1000.h"
#ifdef CONFIG_E1000E_NAPI
#define DRV_EXTRAVERSION "" "-NAPI"
#else
#define DRV_EXTRAVERSION ""
#endif
#define DRV_VERSION "2.5.4" DRV_EXTRAVERSION
char e1000e_driver_name[] = "e1000e";
const char e1000e_driver_version[] = DRV_VERSION;
#define DEFAULT_MSG_ENABLE (NETIF_MSG_DRV|NETIF_MSG_PROBE|NETIF_MSG_LINK)
static int debug = -1;
module_param(debug, int, 0);
MODULE_PARM_DESC(debug, "Debug level (0=none,...,16=all)");
static void e1000e_disable_aspm(struct pci_dev *pdev, u16 state);
static const struct e1000_info *e1000_info_tbl[] = {
[board_82571] = &e1000_82571_info,
[board_82572] = &e1000_82572_info,
[board_82573] = &e1000_82573_info,
[board_82574] = &e1000_82574_info,
[board_82583] = &e1000_82583_info,
[board_80003es2lan] = &e1000_es2_info,
[board_ich8lan] = &e1000_ich8_info,
[board_ich9lan] = &e1000_ich9_info,
[board_ich10lan] = &e1000_ich10_info,
[board_pchlan] = &e1000_pch_info,
[board_pch2lan] = &e1000_pch2_info,
[board_pch_lpt] = &e1000_pch_lpt_info,
};
struct e1000_reg_info {
u32 ofs;
char *name;
};
static const struct e1000_reg_info e1000_reg_info_tbl[] = {
/* General Registers */
{E1000_CTRL, "CTRL"},
{E1000_STATUS, "STATUS"},
{E1000_CTRL_EXT, "CTRL_EXT"},
/* Interrupt Registers */
{E1000_ICR, "ICR"},
/* Rx Registers */
{E1000_RCTL, "RCTL"},
{E1000_RDLEN(0), "RDLEN"},
{E1000_RDH(0), "RDH"},
{E1000_RDT(0), "RDT"},
{E1000_RDTR, "RDTR"},
{E1000_RXDCTL(0), "RXDCTL"},
{E1000_ERT, "ERT"},
{E1000_RDBAL(0), "RDBAL"},
{E1000_RDBAH(0), "RDBAH"},
{E1000_RDFH, "RDFH"},
{E1000_RDFT, "RDFT"},
{E1000_RDFHS, "RDFHS"},
{E1000_RDFTS, "RDFTS"},
{E1000_RDFPC, "RDFPC"},
/* Tx Registers */
{E1000_TCTL, "TCTL"},
{E1000_TDBAL(0), "TDBAL"},
{E1000_TDBAH(0), "TDBAH"},
{E1000_TDLEN(0), "TDLEN"},
{E1000_TDH(0), "TDH"},
{E1000_TDT(0), "TDT"},
{E1000_TIDV, "TIDV"},
{E1000_TXDCTL(0), "TXDCTL"},
{E1000_TADV, "TADV"},
{E1000_TARC(0), "TARC"},
{E1000_TDFH, "TDFH"},
{E1000_TDFT, "TDFT"},
{E1000_TDFHS, "TDFHS"},
{E1000_TDFTS, "TDFTS"},
{E1000_TDFPC, "TDFPC"},
/* List Terminator */
{0, NULL}
};
/**
* e1000_regdump - register printout routine
* @hw: pointer to the HW structure
* @reginfo: pointer to the register info table
**/
static void e1000_regdump(struct e1000_hw *hw, struct e1000_reg_info *reginfo)
{
int n = 0;
char rname[16];
u32 regs[8];
switch (reginfo->ofs) {
case E1000_RXDCTL(0):
for (n = 0; n < 2; n++)
regs[n] = __er32(hw, E1000_RXDCTL(n));
break;
case E1000_TXDCTL(0):
for (n = 0; n < 2; n++)
regs[n] = __er32(hw, E1000_TXDCTL(n));
break;
case E1000_TARC(0):
for (n = 0; n < 2; n++)
regs[n] = __er32(hw, E1000_TARC(n));
break;
default:
pr_info("%-15s %08x\n",
reginfo->name, __er32(hw, reginfo->ofs));
return;
}
snprintf(rname, 16, "%s%s", reginfo->name, "[0-1]");
pr_info("%-15s %08x %08x\n", rname, regs[0], regs[1]);
}
static void e1000e_dump_ps_pages(struct e1000_adapter *adapter,
struct e1000_buffer *bi)
{
int i;
struct e1000_ps_page *ps_page;
for (i = 0; i < adapter->rx_ps_pages; i++) {
ps_page = &bi->ps_pages[i];
if (ps_page->page) {
pr_info("packet dump for ps_page %d:\n", i);
print_hex_dump(KERN_INFO, "", DUMP_PREFIX_ADDRESS,
16, 1, page_address(ps_page->page),
PAGE_SIZE, true);
}
}
}
/**
* e1000e_dump - Print registers, Tx-ring and Rx-ring
* @adapter: board private structure
**/
static void e1000e_dump(struct e1000_adapter *adapter)
{
struct net_device *netdev = adapter->netdev;
struct e1000_hw *hw = &adapter->hw;
struct e1000_reg_info *reginfo;
struct e1000_ring *tx_ring = adapter->tx_ring;
struct e1000_tx_desc *tx_desc;
struct my_u0 {
__le64 a;
__le64 b;
} *u0;
struct e1000_buffer *buffer_info;
struct e1000_ring *rx_ring = adapter->rx_ring;
union e1000_rx_desc_packet_split *rx_desc_ps;
union e1000_rx_desc_extended *rx_desc;
struct my_u1 {
__le64 a;
__le64 b;
__le64 c;
__le64 d;
} *u1;
u32 staterr;
int i = 0;
if (!netif_msg_hw(adapter))
return;
/* Print netdevice Info */
if (netdev) {
dev_info(pci_dev_to_dev(adapter->pdev), "Net device Info\n");
pr_info("Device Name state trans_start last_rx\n");
pr_info("%-15s %016lX %016lX %016lX\n", netdev->name,
netdev->state, netdev->trans_start, netdev->last_rx);
}
/* Print Registers */
dev_info(pci_dev_to_dev(adapter->pdev), "Register Dump\n");
pr_info(" Register Name Value\n");
for (reginfo = (struct e1000_reg_info *)e1000_reg_info_tbl;
reginfo->name; reginfo++) {
e1000_regdump(hw, reginfo);
}
/* Print Tx Ring Summary */
if (!netdev || !netif_running(netdev))
return;
dev_info(pci_dev_to_dev(adapter->pdev), "Tx Ring Summary\n");
pr_info("Queue [NTU] [NTC] [bi(ntc)->dma ] leng ntw timestamp\n");
buffer_info = &tx_ring->buffer_info[tx_ring->next_to_clean];
pr_info(" %5d %5X %5X %016llX %04X %3X %016llX\n",
0, tx_ring->next_to_use, tx_ring->next_to_clean,
(unsigned long long)buffer_info->dma,
buffer_info->length,
buffer_info->next_to_watch,
(unsigned long long)buffer_info->time_stamp);
/* Print Tx Ring */
if (!netif_msg_tx_done(adapter))
goto rx_ring_summary;
dev_info(pci_dev_to_dev(adapter->pdev), "Tx Ring Dump\n");
/* Transmit Descriptor Formats - DEXT[29] is 0 (Legacy) or 1 (Extended)
*
* Legacy Transmit Descriptor
* +--------------------------------------------------------------+
* 0 | Buffer Address [63:0] (Reserved on Write Back) |
* +--------------------------------------------------------------+
* 8 | Special | CSS | Status | CMD | CSO | Length |
* +--------------------------------------------------------------+
* 63 48 47 36 35 32 31 24 23 16 15 0
*
* Extended Context Descriptor (DTYP=0x0) for TSO or checksum offload
* 63 48 47 40 39 32 31 16 15 8 7 0
* +----------------------------------------------------------------+
* 0 | TUCSE | TUCS0 | TUCSS | IPCSE | IPCS0 | IPCSS |
* +----------------------------------------------------------------+
* 8 | MSS | HDRLEN | RSV | STA | TUCMD | DTYP |
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收起资源包目录
e1000e-2.5.4.tar.gz (33个子文件)
e1000e-2.5.4
e1000e.7 9KB
pci.updates 4KB
e1000e.spec 9KB
src
e1000.h 20KB
kcompat_ethtool.c 29KB
80003es2lan.c 37KB
ptp.c 8KB
kcompat.c 31KB
82571.h 2KB
nvm.h 2KB
netdev.c 224KB
ethtool.c 71KB
phy.c 87KB
80003es2lan.h 4KB
Module.supported 19B
82571.c 55KB
ich8lan.c 139KB
mac.c 53KB
defines.h 33KB
mac.h 3KB
param.c 16KB
manage.h 2KB
regs.h 14KB
ich8lan.h 12KB
nvm.c 16KB
Makefile 11KB
kcompat.h 111KB
manage.c 9KB
hw.h 17KB
phy.h 10KB
README 31KB
SUMS 785B
COPYING 18KB
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