1 /*******************************************************************************
3 Intel PRO/1000 Linux driver
4 Copyright(c) 1999 - 2008 Intel Corporation.
6 This program is free software; you can redistribute it and/or modify it
7 under the terms and conditions of the GNU General Public License,
8 version 2, as published by the Free Software Foundation.
10 This program is distributed in the hope it will be useful, but WITHOUT
11 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
12 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
15 You should have received a copy of the GNU General Public License along with
16 this program; if not, write to the Free Software Foundation, Inc.,
17 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
19 The full GNU General Public License is included in this distribution in
20 the file called "COPYING".
23 Linux NICS <linux.nics@intel.com>
24 e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
25 Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
27 *******************************************************************************/
32 #include <linux/types.h>
39 #define er32(reg) __er32(hw, E1000_##reg)
40 #define ew32(reg,val) __ew32(hw, E1000_##reg, (val))
41 #define e1e_flush() er32(STATUS)
43 #define E1000_WRITE_REG_ARRAY(a, reg, offset, value) \
44 (writel((value), ((a)->hw_addr + reg + ((offset) << 2))))
46 #define E1000_READ_REG_ARRAY(a, reg, offset) \
47 (readl((a)->hw_addr + reg + ((offset) << 2)))
50 E1000_CTRL = 0x00000, /* Device Control - RW */
51 E1000_STATUS = 0x00008, /* Device Status - RO */
52 E1000_EECD = 0x00010, /* EEPROM/Flash Control - RW */
53 E1000_EERD = 0x00014, /* EEPROM Read - RW */
54 E1000_CTRL_EXT = 0x00018, /* Extended Device Control - RW */
55 E1000_FLA = 0x0001C, /* Flash Access - RW */
56 E1000_MDIC = 0x00020, /* MDI Control - RW */
57 E1000_SCTL = 0x00024, /* SerDes Control - RW */
58 E1000_FCAL = 0x00028, /* Flow Control Address Low - RW */
59 E1000_FCAH = 0x0002C, /* Flow Control Address High -RW */
60 E1000_FEXTNVM = 0x00028, /* Future Extended NVM - RW */
61 E1000_FCT = 0x00030, /* Flow Control Type - RW */
62 E1000_VET = 0x00038, /* VLAN Ether Type - RW */
63 E1000_ICR = 0x000C0, /* Interrupt Cause Read - R/clr */
64 E1000_ITR = 0x000C4, /* Interrupt Throttling Rate - RW */
65 E1000_ICS = 0x000C8, /* Interrupt Cause Set - WO */
66 E1000_IMS = 0x000D0, /* Interrupt Mask Set - RW */
67 E1000_IMC = 0x000D8, /* Interrupt Mask Clear - WO */
68 E1000_IAM = 0x000E0, /* Interrupt Acknowledge Auto Mask */
69 E1000_RCTL = 0x00100, /* Rx Control - RW */
70 E1000_FCTTV = 0x00170, /* Flow Control Transmit Timer Value - RW */
71 E1000_TXCW = 0x00178, /* Tx Configuration Word - RW */
72 E1000_RXCW = 0x00180, /* Rx Configuration Word - RO */
73 E1000_TCTL = 0x00400, /* Tx Control - RW */
74 E1000_TCTL_EXT = 0x00404, /* Extended Tx Control - RW */
75 E1000_TIPG = 0x00410, /* Tx Inter-packet gap -RW */
76 E1000_AIT = 0x00458, /* Adaptive Interframe Spacing Throttle -RW */
77 E1000_LEDCTL = 0x00E00, /* LED Control - RW */
78 E1000_EXTCNF_CTRL = 0x00F00, /* Extended Configuration Control */
79 E1000_EXTCNF_SIZE = 0x00F08, /* Extended Configuration Size */
80 E1000_PHY_CTRL = 0x00F10, /* PHY Control Register in CSR */
81 E1000_PBA = 0x01000, /* Packet Buffer Allocation - RW */
82 E1000_PBS = 0x01008, /* Packet Buffer Size */
83 E1000_EEMNGCTL = 0x01010, /* MNG EEprom Control */
84 E1000_EEWR = 0x0102C, /* EEPROM Write Register - RW */
85 E1000_FLOP = 0x0103C, /* FLASH Opcode Register */
86 E1000_ERT = 0x02008, /* Early Rx Threshold - RW */
87 E1000_FCRTL = 0x02160, /* Flow Control Receive Threshold Low - RW */
88 E1000_FCRTH = 0x02168, /* Flow Control Receive Threshold High - RW */
89 E1000_PSRCTL = 0x02170, /* Packet Split Receive Control - RW */
90 E1000_RDBAL = 0x02800, /* Rx Descriptor Base Address Low - RW */
91 E1000_RDBAH = 0x02804, /* Rx Descriptor Base Address High - RW */
92 E1000_RDLEN = 0x02808, /* Rx Descriptor Length - RW */
93 E1000_RDH = 0x02810, /* Rx Descriptor Head - RW */
94 E1000_RDT = 0x02818, /* Rx Descriptor Tail - RW */
95 E1000_RDTR = 0x02820, /* Rx Delay Timer - RW */
96 E1000_RXDCTL_BASE = 0x02828, /* Rx Descriptor Control - RW */
97 #define E1000_RXDCTL(_n) (E1000_RXDCTL_BASE + (_n << 8))
98 E1000_RADV = 0x0282C, /* RX Interrupt Absolute Delay Timer - RW */
100 /* Convenience macros
102 * Note: "_n" is the queue number of the register to be written to.
105 * E1000_RDBAL_REG(current_rx_queue)
108 #define E1000_RDBAL_REG(_n) (E1000_RDBAL + (_n << 8))
109 E1000_KABGTXD = 0x03004, /* AFE Band Gap Transmit Ref Data */
110 E1000_TDBAL = 0x03800, /* Tx Descriptor Base Address Low - RW */
111 E1000_TDBAH = 0x03804, /* Tx Descriptor Base Address High - RW */
112 E1000_TDLEN = 0x03808, /* Tx Descriptor Length - RW */
113 E1000_TDH = 0x03810, /* Tx Descriptor Head - RW */
114 E1000_TDT = 0x03818, /* Tx Descriptor Tail - RW */
115 E1000_TIDV = 0x03820, /* Tx Interrupt Delay Value - RW */
116 E1000_TXDCTL_BASE = 0x03828, /* Tx Descriptor Control - RW */
117 #define E1000_TXDCTL(_n) (E1000_TXDCTL_BASE + (_n << 8))
118 E1000_TADV = 0x0382C, /* Tx Interrupt Absolute Delay Val - RW */
119 E1000_TARC_BASE = 0x03840, /* Tx Arbitration Count (0) */
120 #define E1000_TARC(_n) (E1000_TARC_BASE + (_n << 8))
121 E1000_CRCERRS = 0x04000, /* CRC Error Count - R/clr */
122 E1000_ALGNERRC = 0x04004, /* Alignment Error Count - R/clr */
123 E1000_SYMERRS = 0x04008, /* Symbol Error Count - R/clr */
124 E1000_RXERRC = 0x0400C, /* Receive Error Count - R/clr */
125 E1000_MPC = 0x04010, /* Missed Packet Count - R/clr */
126 E1000_SCC = 0x04014, /* Single Collision Count - R/clr */
127 E1000_ECOL = 0x04018, /* Excessive Collision Count - R/clr */
128 E1000_MCC = 0x0401C, /* Multiple Collision Count - R/clr */
129 E1000_LATECOL = 0x04020, /* Late Collision Count - R/clr */
130 E1000_COLC = 0x04028, /* Collision Count - R/clr */
131 E1000_DC = 0x04030, /* Defer Count - R/clr */
132 E1000_TNCRS = 0x04034, /* Tx-No CRS - R/clr */
133 E1000_SEC = 0x04038, /* Sequence Error Count - R/clr */
134 E1000_CEXTERR = 0x0403C, /* Carrier Extension Error Count - R/clr */
135 E1000_RLEC = 0x04040, /* Receive Length Error Count - R/clr */
136 E1000_XONRXC = 0x04048, /* XON Rx Count - R/clr */
137 E1000_XONTXC = 0x0404C, /* XON Tx Count - R/clr */
138 E1000_XOFFRXC = 0x04050, /* XOFF Rx Count - R/clr */
139 E1000_XOFFTXC = 0x04054, /* XOFF Tx Count - R/clr */
140 E1000_FCRUC = 0x04058, /* Flow Control Rx Unsupported Count- R/clr */
141 E1000_PRC64 = 0x0405C, /* Packets Rx (64 bytes) - R/clr */
142 E1000_PRC127 = 0x04060, /* Packets Rx (65-127 bytes) - R/clr */
143 E1000_PRC255 = 0x04064, /* Packets Rx (128-255 bytes) - R/clr */
144 E1000_PRC511 = 0x04068, /* Packets Rx (255-511 bytes) - R/clr */
145 E1000_PRC1023 = 0x0406C, /* Packets Rx (512-1023 bytes) - R/clr */
146 E1000_PRC1522 = 0x04070, /* Packets Rx (1024-1522 bytes) - R/clr */
147 E1000_GPRC = 0x04074, /* Good Packets Rx Count - R/clr */
148 E1000_BPRC = 0x04078, /* Broadcast Packets Rx Count - R/clr */
149 E1000_MPRC = 0x0407C, /* Multicast Packets Rx Count - R/clr */
150 E1000_GPTC = 0x04080, /* Good Packets Tx Count - R/clr */
151 E1000_GORCL = 0x04088, /* Good Octets Rx Count Low - R/clr */
152 E1000_GORCH = 0x0408C, /* Good Octets Rx Count High - R/clr */
153 E1000_GOTCL = 0x04090, /* Good Octets Tx Count Low - R/clr */
154 E1000_GOTCH = 0x04094, /* Good Octets Tx Count High - R/clr */
155 E1000_RNBC = 0x040A0, /* Rx No Buffers Count - R/clr */
156 E1000_RUC = 0x040A4, /* Rx Undersize Count - R/clr */
157 E1000_RFC = 0x040A8, /* Rx Fragment Count - R/clr */
158 E1000_ROC = 0x040AC, /* Rx Oversize Count - R/clr */
159 E1000_RJC = 0x040B0, /* Rx Jabber Count - R/clr */
160 E1000_MGTPRC = 0x040B4, /* Management Packets Rx Count - R/clr */
161 E1000_MGTPDC = 0x040B8, /* Management Packets Dropped Count - R/clr */
162 E1000_MGTPTC = 0x040BC, /* Management Packets Tx Count - R/clr */
163 E1000_TORL = 0x040C0, /* Total Octets Rx Low - R/clr */
164 E1000_TORH = 0x040C4, /* Total Octets Rx High - R/clr */
165 E1000_TOTL = 0x040C8, /* Total Octets Tx Low - R/clr */
166 E1000_TOTH = 0x040CC, /* Total Octets Tx High - R/clr */
167 E1000_TPR = 0x040D0, /* Total Packets Rx - R/clr */
168 E1000_TPT = 0x040D4, /* Total Packets Tx - R/clr */
169 E1000_PTC64 = 0x040D8, /* Packets Tx (64 bytes) - R/clr */
170 E1000_PTC127 = 0x040DC, /* Packets Tx (65-127 bytes) - R/clr */
171 E1000_PTC255 = 0x040E0, /* Packets Tx (128-255 bytes) - R/clr */
172 E1000_PTC511 = 0x040E4, /* Packets Tx (256-511 bytes) - R/clr */
173 E1000_PTC1023 = 0x040E8, /* Packets Tx (512-1023 bytes) - R/clr */
174 E1000_PTC1522 = 0x040EC, /* Packets Tx (1024-1522 Bytes) - R/clr */
175 E1000_MPTC = 0x040F0, /* Multicast Packets Tx Count - R/clr */
176 E1000_BPTC = 0x040F4, /* Broadcast Packets Tx Count - R/clr */
177 E1000_TSCTC = 0x040F8, /* TCP Segmentation Context Tx - R/clr */
178 E1000_TSCTFC = 0x040FC, /* TCP Segmentation Context Tx Fail - R/clr */
179 E1000_IAC = 0x04100, /* Interrupt Assertion Count */
180 E1000_ICRXPTC = 0x04104, /* Irq Cause Rx Packet Timer Expire Count */
181 E1000_ICRXATC = 0x04108, /* Irq Cause Rx Abs Timer Expire Count */
182 E1000_ICTXPTC = 0x0410C, /* Irq Cause Tx Packet Timer Expire Count */
183 E1000_ICTXATC = 0x04110, /* Irq Cause Tx Abs Timer Expire Count */
184 E1000_ICTXQEC = 0x04118, /* Irq Cause Tx Queue Empty Count */
185 E1000_ICTXQMTC = 0x0411C, /* Irq Cause Tx Queue MinThreshold Count */
186 E1000_ICRXDMTC = 0x04120, /* Irq Cause Rx Desc MinThreshold Count */
187 E1000_ICRXOC = 0x04124, /* Irq Cause Receiver Overrun Count */
188 E1000_RXCSUM = 0x05000, /* Rx Checksum Control - RW */
189 E1000_RFCTL = 0x05008, /* Receive Filter Control */
190 E1000_MTA = 0x05200, /* Multicast Table Array - RW Array */
191 E1000_RA = 0x05400, /* Receive Address - RW Array */
192 E1000_VFTA = 0x05600, /* VLAN Filter Table Array - RW Array */
193 E1000_WUC = 0x05800, /* Wakeup Control - RW */
194 E1000_WUFC = 0x05808, /* Wakeup Filter Control - RW */
195 E1000_WUS = 0x05810, /* Wakeup Status - RO */
196 E1000_MANC = 0x05820, /* Management Control - RW */
197 E1000_FFLT = 0x05F00, /* Flexible Filter Length Table - RW Array */
198 E1000_HOST_IF = 0x08800, /* Host Interface */
200 E1000_KMRNCTRLSTA = 0x00034, /* MAC-PHY interface - RW */
201 E1000_MANC2H = 0x05860, /* Management Control To Host - RW */
202 E1000_SW_FW_SYNC = 0x05B5C, /* Software-Firmware Synchronization - RW */
203 E1000_GCR = 0x05B00, /* PCI-Ex Control */
204 E1000_FACTPS = 0x05B30, /* Function Active and Power State to MNG */
205 E1000_SWSM = 0x05B50, /* SW Semaphore */
206 E1000_FWSM = 0x05B54, /* FW Semaphore */
207 E1000_HICR = 0x08F00, /* Host Interface Control */
212 /* IGP01E1000 Specific Registers */
213 #define IGP01E1000_PHY_PORT_CONFIG 0x10 /* Port Config */
214 #define IGP01E1000_PHY_PORT_STATUS 0x11 /* Status */
215 #define IGP01E1000_PHY_PORT_CTRL 0x12 /* Control */
216 #define IGP01E1000_PHY_LINK_HEALTH 0x13 /* PHY Link Health */
217 #define IGP02E1000_PHY_POWER_MGMT 0x19 /* Power Management */
218 #define IGP01E1000_PHY_PAGE_SELECT 0x1F /* Page Select */
219 #define BM_PHY_PAGE_SELECT 22 /* Page Select for BM */
220 #define IGP_PAGE_SHIFT 5
221 #define PHY_REG_MASK 0x1F
223 #define BM_WUC_PAGE 800
224 #define BM_WUC_ADDRESS_OPCODE 0x11
225 #define BM_WUC_DATA_OPCODE 0x12
226 #define BM_WUC_ENABLE_PAGE 769
227 #define BM_WUC_ENABLE_REG 17
228 #define BM_WUC_ENABLE_BIT (1 << 2)
229 #define BM_WUC_HOST_WU_BIT (1 << 4)
231 #define BM_WUC PHY_REG(BM_WUC_PAGE, 1)
232 #define BM_WUFC PHY_REG(BM_WUC_PAGE, 2)
233 #define BM_WUS PHY_REG(BM_WUC_PAGE, 3)
235 #define IGP01E1000_PHY_PCS_INIT_REG 0x00B4
236 #define IGP01E1000_PHY_POLARITY_MASK 0x0078
238 #define IGP01E1000_PSCR_AUTO_MDIX 0x1000
239 #define IGP01E1000_PSCR_FORCE_MDI_MDIX 0x2000 /* 0=MDI, 1=MDIX */
241 #define IGP01E1000_PSCFR_SMART_SPEED 0x0080
243 #define IGP02E1000_PM_SPD 0x0001 /* Smart Power Down */
244 #define IGP02E1000_PM_D0_LPLU 0x0002 /* For D0a states */
245 #define IGP02E1000_PM_D3_LPLU 0x0004 /* For all other states */
247 #define IGP01E1000_PLHR_SS_DOWNGRADE 0x8000
249 #define IGP01E1000_PSSR_POLARITY_REVERSED 0x0002
250 #define IGP01E1000_PSSR_MDIX 0x0008
251 #define IGP01E1000_PSSR_SPEED_MASK 0xC000
252 #define IGP01E1000_PSSR_SPEED_1000MBPS 0xC000
254 #define IGP02E1000_PHY_CHANNEL_NUM 4
255 #define IGP02E1000_PHY_AGC_A 0x11B1
256 #define IGP02E1000_PHY_AGC_B 0x12B1
257 #define IGP02E1000_PHY_AGC_C 0x14B1
258 #define IGP02E1000_PHY_AGC_D 0x18B1
260 #define IGP02E1000_AGC_LENGTH_SHIFT 9 /* Course - 15:13, Fine - 12:9 */
261 #define IGP02E1000_AGC_LENGTH_MASK 0x7F
262 #define IGP02E1000_AGC_RANGE 15
265 #define E1000_VFTA_ENTRY_SHIFT 5
266 #define E1000_VFTA_ENTRY_MASK 0x7F
267 #define E1000_VFTA_ENTRY_BIT_SHIFT_MASK 0x1F
269 #define E1000_HICR_EN 0x01 /* Enable bit - RO */
270 /* Driver sets this bit when done to put command in RAM */
271 #define E1000_HICR_C 0x02
272 #define E1000_HICR_FW_RESET_ENABLE 0x40
273 #define E1000_HICR_FW_RESET 0x80
275 #define E1000_FWSM_MODE_MASK 0xE
276 #define E1000_FWSM_MODE_SHIFT 1
278 #define E1000_MNG_IAMT_MODE 0x3
279 #define E1000_MNG_DHCP_COOKIE_LENGTH 0x10
280 #define E1000_MNG_DHCP_COOKIE_OFFSET 0x6F0
281 #define E1000_MNG_DHCP_COMMAND_TIMEOUT 10
282 #define E1000_MNG_DHCP_TX_PAYLOAD_CMD 64
283 #define E1000_MNG_DHCP_COOKIE_STATUS_PARSING 0x1
284 #define E1000_MNG_DHCP_COOKIE_STATUS_VLAN 0x2
287 #define E1000_STM_OPCODE 0xDB00
289 #define E1000_KMRNCTRLSTA_OFFSET 0x001F0000
290 #define E1000_KMRNCTRLSTA_OFFSET_SHIFT 16
291 #define E1000_KMRNCTRLSTA_REN 0x00200000
292 #define E1000_KMRNCTRLSTA_DIAG_OFFSET 0x3 /* Kumeran Diagnostic */
293 #define E1000_KMRNCTRLSTA_DIAG_NELPBK 0x1000 /* Nearend Loopback mode */
295 #define IFE_PHY_EXTENDED_STATUS_CONTROL 0x10
296 #define IFE_PHY_SPECIAL_CONTROL 0x11 /* 100BaseTx PHY Special Control */
297 #define IFE_PHY_SPECIAL_CONTROL_LED 0x1B /* PHY Special and LED Control */
298 #define IFE_PHY_MDIX_CONTROL 0x1C /* MDI/MDI-X Control */
300 /* IFE PHY Extended Status Control */
301 #define IFE_PESC_POLARITY_REVERSED 0x0100
303 /* IFE PHY Special Control */
304 #define IFE_PSC_AUTO_POLARITY_DISABLE 0x0010
305 #define IFE_PSC_FORCE_POLARITY 0x0020
307 /* IFE PHY Special Control and LED Control */
308 #define IFE_PSCL_PROBE_MODE 0x0020
309 #define IFE_PSCL_PROBE_LEDS_OFF 0x0006 /* Force LEDs 0 and 2 off */
310 #define IFE_PSCL_PROBE_LEDS_ON 0x0007 /* Force LEDs 0 and 2 on */
312 /* IFE PHY MDIX Control */
313 #define IFE_PMC_MDIX_STATUS 0x0020 /* 1=MDI-X, 0=MDI */
314 #define IFE_PMC_FORCE_MDIX 0x0040 /* 1=force MDI-X, 0=force MDI */
315 #define IFE_PMC_AUTO_MDIX 0x0080 /* 1=enable auto MDI/MDI-X, 0=disable */
317 #define E1000_CABLE_LENGTH_UNDEFINED 0xFF
319 #define E1000_DEV_ID_82571EB_COPPER 0x105E
320 #define E1000_DEV_ID_82571EB_FIBER 0x105F
321 #define E1000_DEV_ID_82571EB_SERDES 0x1060
322 #define E1000_DEV_ID_82571EB_QUAD_COPPER 0x10A4
323 #define E1000_DEV_ID_82571PT_QUAD_COPPER 0x10D5
324 #define E1000_DEV_ID_82571EB_QUAD_FIBER 0x10A5
325 #define E1000_DEV_ID_82571EB_QUAD_COPPER_LP 0x10BC
326 #define E1000_DEV_ID_82571EB_SERDES_DUAL 0x10D9
327 #define E1000_DEV_ID_82571EB_SERDES_QUAD 0x10DA
328 #define E1000_DEV_ID_82572EI_COPPER 0x107D
329 #define E1000_DEV_ID_82572EI_FIBER 0x107E
330 #define E1000_DEV_ID_82572EI_SERDES 0x107F
331 #define E1000_DEV_ID_82572EI 0x10B9
332 #define E1000_DEV_ID_82573E 0x108B
333 #define E1000_DEV_ID_82573E_IAMT 0x108C
334 #define E1000_DEV_ID_82573L 0x109A
336 #define E1000_DEV_ID_80003ES2LAN_COPPER_DPT 0x1096
337 #define E1000_DEV_ID_80003ES2LAN_SERDES_DPT 0x1098
338 #define E1000_DEV_ID_80003ES2LAN_COPPER_SPT 0x10BA
339 #define E1000_DEV_ID_80003ES2LAN_SERDES_SPT 0x10BB
341 #define E1000_DEV_ID_ICH8_IGP_M_AMT 0x1049
342 #define E1000_DEV_ID_ICH8_IGP_AMT 0x104A
343 #define E1000_DEV_ID_ICH8_IGP_C 0x104B
344 #define E1000_DEV_ID_ICH8_IFE 0x104C
345 #define E1000_DEV_ID_ICH8_IFE_GT 0x10C4
346 #define E1000_DEV_ID_ICH8_IFE_G 0x10C5
347 #define E1000_DEV_ID_ICH8_IGP_M 0x104D
348 #define E1000_DEV_ID_ICH9_IGP_AMT 0x10BD
349 #define E1000_DEV_ID_ICH9_IGP_M_AMT 0x10F5
350 #define E1000_DEV_ID_ICH9_IGP_M 0x10BF
351 #define E1000_DEV_ID_ICH9_IGP_M_V 0x10CB
352 #define E1000_DEV_ID_ICH9_IGP_C 0x294C
353 #define E1000_DEV_ID_ICH9_IFE 0x10C0
354 #define E1000_DEV_ID_ICH9_IFE_GT 0x10C3
355 #define E1000_DEV_ID_ICH9_IFE_G 0x10C2
356 #define E1000_DEV_ID_ICH10_R_BM_LM 0x10CC
357 #define E1000_DEV_ID_ICH10_R_BM_LF 0x10CD
358 #define E1000_DEV_ID_ICH10_R_BM_V 0x10CE
360 #define E1000_FUNC_1 1
362 enum e1000_mac_type {
371 enum e1000_media_type {
372 e1000_media_type_unknown = 0,
373 e1000_media_type_copper = 1,
374 e1000_media_type_fiber = 2,
375 e1000_media_type_internal_serdes = 3,
376 e1000_num_media_types
379 enum e1000_nvm_type {
380 e1000_nvm_unknown = 0,
382 e1000_nvm_eeprom_spi,
387 enum e1000_nvm_override {
388 e1000_nvm_override_none = 0,
389 e1000_nvm_override_spi_small,
390 e1000_nvm_override_spi_large
393 enum e1000_phy_type {
394 e1000_phy_unknown = 0,
405 enum e1000_bus_width {
406 e1000_bus_width_unknown = 0,
407 e1000_bus_width_pcie_x1,
408 e1000_bus_width_pcie_x2,
409 e1000_bus_width_pcie_x4 = 4,
412 e1000_bus_width_reserved
415 enum e1000_1000t_rx_status {
416 e1000_1000t_rx_status_not_ok = 0,
417 e1000_1000t_rx_status_ok,
418 e1000_1000t_rx_status_undefined = 0xFF
421 enum e1000_rev_polarity{
422 e1000_rev_polarity_normal = 0,
423 e1000_rev_polarity_reversed,
424 e1000_rev_polarity_undefined = 0xFF
432 e1000_fc_default = 0xFF
436 e1000_ms_hw_default = 0,
437 e1000_ms_force_master,
438 e1000_ms_force_slave,
442 enum e1000_smart_speed {
443 e1000_smart_speed_default = 0,
444 e1000_smart_speed_on,
445 e1000_smart_speed_off
448 /* Receive Descriptor */
449 struct e1000_rx_desc {
450 __le64 buffer_addr; /* Address of the descriptor's data buffer */
451 __le16 length; /* Length of data DMAed into data buffer */
452 __le16 csum; /* Packet checksum */
453 u8 status; /* Descriptor status */
454 u8 errors; /* Descriptor Errors */
458 /* Receive Descriptor - Extended */
459 union e1000_rx_desc_extended {
466 __le32 mrq; /* Multiple Rx Queues */
468 __le32 rss; /* RSS Hash */
470 __le16 ip_id; /* IP id */
471 __le16 csum; /* Packet Checksum */
476 __le32 status_error; /* ext status/error */
478 __le16 vlan; /* VLAN tag */
480 } wb; /* writeback */
483 #define MAX_PS_BUFFERS 4
484 /* Receive Descriptor - Packet Split */
485 union e1000_rx_desc_packet_split {
487 /* one buffer for protocol header(s), three data buffers */
488 __le64 buffer_addr[MAX_PS_BUFFERS];
492 __le32 mrq; /* Multiple Rx Queues */
494 __le32 rss; /* RSS Hash */
496 __le16 ip_id; /* IP id */
497 __le16 csum; /* Packet Checksum */
502 __le32 status_error; /* ext status/error */
503 __le16 length0; /* length of buffer 0 */
504 __le16 vlan; /* VLAN tag */
507 __le16 header_status;
508 __le16 length[3]; /* length of buffers 1-3 */
511 } wb; /* writeback */
514 /* Transmit Descriptor */
515 struct e1000_tx_desc {
516 __le64 buffer_addr; /* Address of the descriptor's data buffer */
520 __le16 length; /* Data buffer length */
521 u8 cso; /* Checksum offset */
522 u8 cmd; /* Descriptor control */
528 u8 status; /* Descriptor status */
529 u8 css; /* Checksum start */
535 /* Offload Context Descriptor */
536 struct e1000_context_desc {
540 u8 ipcss; /* IP checksum start */
541 u8 ipcso; /* IP checksum offset */
542 __le16 ipcse; /* IP checksum end */
548 u8 tucss; /* TCP checksum start */
549 u8 tucso; /* TCP checksum offset */
550 __le16 tucse; /* TCP checksum end */
553 __le32 cmd_and_length;
557 u8 status; /* Descriptor status */
558 u8 hdr_len; /* Header length */
559 __le16 mss; /* Maximum segment size */
564 /* Offload data descriptor */
565 struct e1000_data_desc {
566 __le64 buffer_addr; /* Address of the descriptor's buffer address */
570 __le16 length; /* Data buffer length */
578 u8 status; /* Descriptor status */
579 u8 popts; /* Packet Options */
580 __le16 special; /* */
585 /* Statistics counters collected by the MAC */
586 struct e1000_hw_stats {
652 struct e1000_phy_stats {
657 struct e1000_host_mng_dhcp_cookie {
668 /* Host Interface "Rev 1" */
669 struct e1000_host_command_header {
676 #define E1000_HI_MAX_DATA_LENGTH 252
677 struct e1000_host_command_info {
678 struct e1000_host_command_header command_header;
679 u8 command_data[E1000_HI_MAX_DATA_LENGTH];
682 /* Host Interface "Rev 2" */
683 struct e1000_host_mng_command_header {
691 #define E1000_HI_MAX_MNG_DATA_LENGTH 0x6F8
692 struct e1000_host_mng_command_info {
693 struct e1000_host_mng_command_header command_header;
694 u8 command_data[E1000_HI_MAX_MNG_DATA_LENGTH];
697 /* Function pointers and static data for the MAC. */
698 struct e1000_mac_operations {
701 s32 (*check_for_link)(struct e1000_hw *);
702 s32 (*cleanup_led)(struct e1000_hw *);
703 void (*clear_hw_cntrs)(struct e1000_hw *);
704 s32 (*get_bus_info)(struct e1000_hw *);
705 s32 (*get_link_up_info)(struct e1000_hw *, u16 *, u16 *);
706 s32 (*led_on)(struct e1000_hw *);
707 s32 (*led_off)(struct e1000_hw *);
708 void (*update_mc_addr_list)(struct e1000_hw *, u8 *, u32, u32, u32);
709 s32 (*reset_hw)(struct e1000_hw *);
710 s32 (*init_hw)(struct e1000_hw *);
711 s32 (*setup_link)(struct e1000_hw *);
712 s32 (*setup_physical_interface)(struct e1000_hw *);
715 /* Function pointers for the PHY. */
716 struct e1000_phy_operations {
717 s32 (*acquire_phy)(struct e1000_hw *);
718 s32 (*check_reset_block)(struct e1000_hw *);
719 s32 (*commit_phy)(struct e1000_hw *);
720 s32 (*force_speed_duplex)(struct e1000_hw *);
721 s32 (*get_cfg_done)(struct e1000_hw *hw);
722 s32 (*get_cable_length)(struct e1000_hw *);
723 s32 (*get_phy_info)(struct e1000_hw *);
724 s32 (*read_phy_reg)(struct e1000_hw *, u32, u16 *);
725 void (*release_phy)(struct e1000_hw *);
726 s32 (*reset_phy)(struct e1000_hw *);
727 s32 (*set_d0_lplu_state)(struct e1000_hw *, bool);
728 s32 (*set_d3_lplu_state)(struct e1000_hw *, bool);
729 s32 (*write_phy_reg)(struct e1000_hw *, u32, u16);
732 /* Function pointers for the NVM. */
733 struct e1000_nvm_operations {
734 s32 (*acquire_nvm)(struct e1000_hw *);
735 s32 (*read_nvm)(struct e1000_hw *, u16, u16, u16 *);
736 void (*release_nvm)(struct e1000_hw *);
737 s32 (*update_nvm)(struct e1000_hw *);
738 s32 (*valid_led_default)(struct e1000_hw *, u16 *);
739 s32 (*validate_nvm)(struct e1000_hw *);
740 s32 (*write_nvm)(struct e1000_hw *, u16, u16, u16 *);
743 struct e1000_mac_info {
744 struct e1000_mac_operations ops;
749 enum e1000_mac_type type;
767 u8 forced_speed_duplex;
769 bool arc_subsystem_valid;
772 bool get_link_status;
774 bool serdes_has_link;
775 bool tx_pkt_filtering;
778 struct e1000_phy_info {
779 struct e1000_phy_operations ops;
781 enum e1000_phy_type type;
783 enum e1000_1000t_rx_status local_rx;
784 enum e1000_1000t_rx_status remote_rx;
785 enum e1000_ms_type ms_type;
786 enum e1000_ms_type original_ms_type;
787 enum e1000_rev_polarity cable_polarity;
788 enum e1000_smart_speed smart_speed;
792 u32 reset_delay_us; /* in usec */
795 enum e1000_media_type media_type;
797 u16 autoneg_advertised;
800 u16 max_cable_length;
801 u16 min_cable_length;
805 bool disable_polarity_correction;
807 bool polarity_correction;
808 bool speed_downgraded;
809 bool autoneg_wait_to_complete;
812 struct e1000_nvm_info {
813 struct e1000_nvm_operations ops;
815 enum e1000_nvm_type type;
816 enum e1000_nvm_override override;
828 struct e1000_bus_info {
829 enum e1000_bus_width width;
834 struct e1000_fc_info {
835 u32 high_water; /* Flow control high-water mark */
836 u32 low_water; /* Flow control low-water mark */
837 u16 pause_time; /* Flow control pause timer */
838 bool send_xon; /* Flow control send XON */
839 bool strict_ieee; /* Strict IEEE mode */
840 enum e1000_fc_type type; /* Type of flow control */
841 enum e1000_fc_type original_type;
844 struct e1000_dev_spec_82571 {
846 bool alt_mac_addr_is_present;
849 struct e1000_shadow_ram {
854 #define E1000_ICH8_SHADOW_RAM_WORDS 2048
856 struct e1000_dev_spec_ich8lan {
857 bool kmrn_lock_loss_workaround_enabled;
858 struct e1000_shadow_ram shadow_ram[E1000_ICH8_SHADOW_RAM_WORDS];
862 struct e1000_adapter *adapter;
865 u8 __iomem *flash_address;
867 struct e1000_mac_info mac;
868 struct e1000_fc_info fc;
869 struct e1000_phy_info phy;
870 struct e1000_nvm_info nvm;
871 struct e1000_bus_info bus;
872 struct e1000_host_mng_dhcp_cookie mng_cookie;
875 struct e1000_dev_spec_82571 e82571;
876 struct e1000_dev_spec_ich8lan ich8lan;
881 #define hw_dbg(hw, format, arg...) \
882 printk(KERN_DEBUG "%s: " format, e1000e_get_hw_dev_name(hw), ##arg)
884 static inline int __attribute__ ((format (printf, 2, 3)))
885 hw_dbg(struct e1000_hw *hw, const char *format, ...)