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1 /*******************************************************************************
2 
3   Intel PRO/1000 Linux driver
4   Copyright(c) 1999 - 2008 Intel Corporation.
5 
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.
9 
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
13   more details.
14 
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.
18 
19   The full GNU General Public License is included in this distribution in
20   the file called "COPYING".
21 
22   Contact Information:
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
26 
27 *******************************************************************************/
28 
29 #ifndef _E1000_HW_H_
30 #define _E1000_HW_H_
31 
32 #include <linux/types.h>
33 
34 struct e1000_hw;
35 struct e1000_adapter;
36 
37 #include "defines.h"
38 
39 #define er32(reg)	__er32(hw, E1000_##reg)
40 #define ew32(reg,val)	__ew32(hw, E1000_##reg, (val))
41 #define e1e_flush()	er32(STATUS)
42 
43 #define E1000_WRITE_REG_ARRAY(a, reg, offset, value) \
44 	(writel((value), ((a)->hw_addr + reg + ((offset) << 2))))
45 
46 #define E1000_READ_REG_ARRAY(a, reg, offset) \
47 	(readl((a)->hw_addr + reg + ((offset) << 2)))
48 
49 enum e1e_registers {
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_EIAC_82574 = 0x000DC, /* Ext. Interrupt Auto Clear - RW */
69 	E1000_IAM      = 0x000E0, /* Interrupt Acknowledge Auto Mask */
70 	E1000_IVAR     = 0x000E4, /* Interrupt Vector Allocation - RW */
71 	E1000_EITR_82574_BASE = 0x000E8, /* Interrupt Throttling - RW */
72 #define E1000_EITR_82574(_n) (E1000_EITR_82574_BASE + (_n << 2))
73 	E1000_RCTL     = 0x00100, /* Rx Control - RW */
74 	E1000_FCTTV    = 0x00170, /* Flow Control Transmit Timer Value - RW */
75 	E1000_TXCW     = 0x00178, /* Tx Configuration Word - RW */
76 	E1000_RXCW     = 0x00180, /* Rx Configuration Word - RO */
77 	E1000_TCTL     = 0x00400, /* Tx Control - RW */
78 	E1000_TCTL_EXT = 0x00404, /* Extended Tx Control - RW */
79 	E1000_TIPG     = 0x00410, /* Tx Inter-packet gap -RW */
80 	E1000_AIT      = 0x00458, /* Adaptive Interframe Spacing Throttle -RW */
81 	E1000_LEDCTL   = 0x00E00, /* LED Control - RW */
82 	E1000_EXTCNF_CTRL  = 0x00F00, /* Extended Configuration Control */
83 	E1000_EXTCNF_SIZE  = 0x00F08, /* Extended Configuration Size */
84 	E1000_PHY_CTRL     = 0x00F10, /* PHY Control Register in CSR */
85 	E1000_PBA      = 0x01000, /* Packet Buffer Allocation - RW */
86 	E1000_PBS      = 0x01008, /* Packet Buffer Size */
87 	E1000_EEMNGCTL = 0x01010, /* MNG EEprom Control */
88 	E1000_EEWR     = 0x0102C, /* EEPROM Write Register - RW */
89 	E1000_FLOP     = 0x0103C, /* FLASH Opcode Register */
90 	E1000_PBA_ECC  = 0x01100, /* PBA ECC Register */
91 	E1000_ERT      = 0x02008, /* Early Rx Threshold - RW */
92 	E1000_FCRTL    = 0x02160, /* Flow Control Receive Threshold Low - RW */
93 	E1000_FCRTH    = 0x02168, /* Flow Control Receive Threshold High - RW */
94 	E1000_PSRCTL   = 0x02170, /* Packet Split Receive Control - RW */
95 	E1000_RDBAL    = 0x02800, /* Rx Descriptor Base Address Low - RW */
96 	E1000_RDBAH    = 0x02804, /* Rx Descriptor Base Address High - RW */
97 	E1000_RDLEN    = 0x02808, /* Rx Descriptor Length - RW */
98 	E1000_RDH      = 0x02810, /* Rx Descriptor Head - RW */
99 	E1000_RDT      = 0x02818, /* Rx Descriptor Tail - RW */
100 	E1000_RDTR     = 0x02820, /* Rx Delay Timer - RW */
101 	E1000_RXDCTL_BASE = 0x02828, /* Rx Descriptor Control - RW */
102 #define E1000_RXDCTL(_n)   (E1000_RXDCTL_BASE + (_n << 8))
103 	E1000_RADV     = 0x0282C, /* RX Interrupt Absolute Delay Timer - RW */
104 
105 /* Convenience macros
106  *
107  * Note: "_n" is the queue number of the register to be written to.
108  *
109  * Example usage:
110  * E1000_RDBAL_REG(current_rx_queue)
111  *
112  */
113 #define E1000_RDBAL_REG(_n)   (E1000_RDBAL + (_n << 8))
114 	E1000_KABGTXD  = 0x03004, /* AFE Band Gap Transmit Ref Data */
115 	E1000_TDBAL    = 0x03800, /* Tx Descriptor Base Address Low - RW */
116 	E1000_TDBAH    = 0x03804, /* Tx Descriptor Base Address High - RW */
117 	E1000_TDLEN    = 0x03808, /* Tx Descriptor Length - RW */
118 	E1000_TDH      = 0x03810, /* Tx Descriptor Head - RW */
119 	E1000_TDT      = 0x03818, /* Tx Descriptor Tail - RW */
120 	E1000_TIDV     = 0x03820, /* Tx Interrupt Delay Value - RW */
121 	E1000_TXDCTL_BASE = 0x03828, /* Tx Descriptor Control - RW */
122 #define E1000_TXDCTL(_n)   (E1000_TXDCTL_BASE + (_n << 8))
123 	E1000_TADV     = 0x0382C, /* Tx Interrupt Absolute Delay Val - RW */
124 	E1000_TARC_BASE = 0x03840, /* Tx Arbitration Count (0) */
125 #define E1000_TARC(_n)   (E1000_TARC_BASE + (_n << 8))
126 	E1000_CRCERRS  = 0x04000, /* CRC Error Count - R/clr */
127 	E1000_ALGNERRC = 0x04004, /* Alignment Error Count - R/clr */
128 	E1000_SYMERRS  = 0x04008, /* Symbol Error Count - R/clr */
129 	E1000_RXERRC   = 0x0400C, /* Receive Error Count - R/clr */
130 	E1000_MPC      = 0x04010, /* Missed Packet Count - R/clr */
131 	E1000_SCC      = 0x04014, /* Single Collision Count - R/clr */
132 	E1000_ECOL     = 0x04018, /* Excessive Collision Count - R/clr */
133 	E1000_MCC      = 0x0401C, /* Multiple Collision Count - R/clr */
134 	E1000_LATECOL  = 0x04020, /* Late Collision Count - R/clr */
135 	E1000_COLC     = 0x04028, /* Collision Count - R/clr */
136 	E1000_DC       = 0x04030, /* Defer Count - R/clr */
137 	E1000_TNCRS    = 0x04034, /* Tx-No CRS - R/clr */
138 	E1000_SEC      = 0x04038, /* Sequence Error Count - R/clr */
139 	E1000_CEXTERR  = 0x0403C, /* Carrier Extension Error Count - R/clr */
140 	E1000_RLEC     = 0x04040, /* Receive Length Error Count - R/clr */
141 	E1000_XONRXC   = 0x04048, /* XON Rx Count - R/clr */
142 	E1000_XONTXC   = 0x0404C, /* XON Tx Count - R/clr */
143 	E1000_XOFFRXC  = 0x04050, /* XOFF Rx Count - R/clr */
144 	E1000_XOFFTXC  = 0x04054, /* XOFF Tx Count - R/clr */
145 	E1000_FCRUC    = 0x04058, /* Flow Control Rx Unsupported Count- R/clr */
146 	E1000_PRC64    = 0x0405C, /* Packets Rx (64 bytes) - R/clr */
147 	E1000_PRC127   = 0x04060, /* Packets Rx (65-127 bytes) - R/clr */
148 	E1000_PRC255   = 0x04064, /* Packets Rx (128-255 bytes) - R/clr */
149 	E1000_PRC511   = 0x04068, /* Packets Rx (255-511 bytes) - R/clr */
150 	E1000_PRC1023  = 0x0406C, /* Packets Rx (512-1023 bytes) - R/clr */
151 	E1000_PRC1522  = 0x04070, /* Packets Rx (1024-1522 bytes) - R/clr */
152 	E1000_GPRC     = 0x04074, /* Good Packets Rx Count - R/clr */
153 	E1000_BPRC     = 0x04078, /* Broadcast Packets Rx Count - R/clr */
154 	E1000_MPRC     = 0x0407C, /* Multicast Packets Rx Count - R/clr */
155 	E1000_GPTC     = 0x04080, /* Good Packets Tx Count - R/clr */
156 	E1000_GORCL    = 0x04088, /* Good Octets Rx Count Low - R/clr */
157 	E1000_GORCH    = 0x0408C, /* Good Octets Rx Count High - R/clr */
158 	E1000_GOTCL    = 0x04090, /* Good Octets Tx Count Low - R/clr */
159 	E1000_GOTCH    = 0x04094, /* Good Octets Tx Count High - R/clr */
160 	E1000_RNBC     = 0x040A0, /* Rx No Buffers Count - R/clr */
161 	E1000_RUC      = 0x040A4, /* Rx Undersize Count - R/clr */
162 	E1000_RFC      = 0x040A8, /* Rx Fragment Count - R/clr */
163 	E1000_ROC      = 0x040AC, /* Rx Oversize Count - R/clr */
164 	E1000_RJC      = 0x040B0, /* Rx Jabber Count - R/clr */
165 	E1000_MGTPRC   = 0x040B4, /* Management Packets Rx Count - R/clr */
166 	E1000_MGTPDC   = 0x040B8, /* Management Packets Dropped Count - R/clr */
167 	E1000_MGTPTC   = 0x040BC, /* Management Packets Tx Count - R/clr */
168 	E1000_TORL     = 0x040C0, /* Total Octets Rx Low - R/clr */
169 	E1000_TORH     = 0x040C4, /* Total Octets Rx High - R/clr */
170 	E1000_TOTL     = 0x040C8, /* Total Octets Tx Low - R/clr */
171 	E1000_TOTH     = 0x040CC, /* Total Octets Tx High - R/clr */
172 	E1000_TPR      = 0x040D0, /* Total Packets Rx - R/clr */
173 	E1000_TPT      = 0x040D4, /* Total Packets Tx - R/clr */
174 	E1000_PTC64    = 0x040D8, /* Packets Tx (64 bytes) - R/clr */
175 	E1000_PTC127   = 0x040DC, /* Packets Tx (65-127 bytes) - R/clr */
176 	E1000_PTC255   = 0x040E0, /* Packets Tx (128-255 bytes) - R/clr */
177 	E1000_PTC511   = 0x040E4, /* Packets Tx (256-511 bytes) - R/clr */
178 	E1000_PTC1023  = 0x040E8, /* Packets Tx (512-1023 bytes) - R/clr */
179 	E1000_PTC1522  = 0x040EC, /* Packets Tx (1024-1522 Bytes) - R/clr */
180 	E1000_MPTC     = 0x040F0, /* Multicast Packets Tx Count - R/clr */
181 	E1000_BPTC     = 0x040F4, /* Broadcast Packets Tx Count - R/clr */
182 	E1000_TSCTC    = 0x040F8, /* TCP Segmentation Context Tx - R/clr */
183 	E1000_TSCTFC   = 0x040FC, /* TCP Segmentation Context Tx Fail - R/clr */
184 	E1000_IAC      = 0x04100, /* Interrupt Assertion Count */
185 	E1000_ICRXPTC  = 0x04104, /* Irq Cause Rx Packet Timer Expire Count */
186 	E1000_ICRXATC  = 0x04108, /* Irq Cause Rx Abs Timer Expire Count */
187 	E1000_ICTXPTC  = 0x0410C, /* Irq Cause Tx Packet Timer Expire Count */
188 	E1000_ICTXATC  = 0x04110, /* Irq Cause Tx Abs Timer Expire Count */
189 	E1000_ICTXQEC  = 0x04118, /* Irq Cause Tx Queue Empty Count */
190 	E1000_ICTXQMTC = 0x0411C, /* Irq Cause Tx Queue MinThreshold Count */
191 	E1000_ICRXDMTC = 0x04120, /* Irq Cause Rx Desc MinThreshold Count */
192 	E1000_ICRXOC   = 0x04124, /* Irq Cause Receiver Overrun Count */
193 	E1000_RXCSUM   = 0x05000, /* Rx Checksum Control - RW */
194 	E1000_RFCTL    = 0x05008, /* Receive Filter Control */
195 	E1000_MTA      = 0x05200, /* Multicast Table Array - RW Array */
196 	E1000_RA       = 0x05400, /* Receive Address - RW Array */
197 	E1000_VFTA     = 0x05600, /* VLAN Filter Table Array - RW Array */
198 	E1000_WUC      = 0x05800, /* Wakeup Control - RW */
199 	E1000_WUFC     = 0x05808, /* Wakeup Filter Control - RW */
200 	E1000_WUS      = 0x05810, /* Wakeup Status - RO */
201 	E1000_MANC     = 0x05820, /* Management Control - RW */
202 	E1000_FFLT     = 0x05F00, /* Flexible Filter Length Table - RW Array */
203 	E1000_HOST_IF  = 0x08800, /* Host Interface */
204 
205 	E1000_KMRNCTRLSTA = 0x00034, /* MAC-PHY interface - RW */
206 	E1000_MANC2H    = 0x05860, /* Management Control To Host - RW */
207 	E1000_SW_FW_SYNC = 0x05B5C, /* Software-Firmware Synchronization - RW */
208 	E1000_GCR	= 0x05B00, /* PCI-Ex Control */
209 	E1000_GCR2      = 0x05B64, /* PCI-Ex Control #2 */
210 	E1000_FACTPS    = 0x05B30, /* Function Active and Power State to MNG */
211 	E1000_SWSM      = 0x05B50, /* SW Semaphore */
212 	E1000_FWSM      = 0x05B54, /* FW Semaphore */
213 	E1000_HICR      = 0x08F00, /* Host Interface Control */
214 };
215 
216 /* RSS registers */
217 
218 /* IGP01E1000 Specific Registers */
219 #define IGP01E1000_PHY_PORT_CONFIG	0x10 /* Port Config */
220 #define IGP01E1000_PHY_PORT_STATUS	0x11 /* Status */
221 #define IGP01E1000_PHY_PORT_CTRL	0x12 /* Control */
222 #define IGP01E1000_PHY_LINK_HEALTH	0x13 /* PHY Link Health */
223 #define IGP02E1000_PHY_POWER_MGMT	0x19 /* Power Management */
224 #define IGP01E1000_PHY_PAGE_SELECT	0x1F /* Page Select */
225 #define BM_PHY_PAGE_SELECT		22   /* Page Select for BM */
226 #define IGP_PAGE_SHIFT			5
227 #define PHY_REG_MASK			0x1F
228 
229 #define BM_WUC_PAGE			800
230 #define BM_WUC_ADDRESS_OPCODE		0x11
231 #define BM_WUC_DATA_OPCODE		0x12
232 #define BM_WUC_ENABLE_PAGE		769
233 #define BM_WUC_ENABLE_REG		17
234 #define BM_WUC_ENABLE_BIT		(1 << 2)
235 #define BM_WUC_HOST_WU_BIT		(1 << 4)
236 
237 #define BM_WUC	PHY_REG(BM_WUC_PAGE, 1)
238 #define BM_WUFC PHY_REG(BM_WUC_PAGE, 2)
239 #define BM_WUS	PHY_REG(BM_WUC_PAGE, 3)
240 
241 #define IGP01E1000_PHY_PCS_INIT_REG	0x00B4
242 #define IGP01E1000_PHY_POLARITY_MASK	0x0078
243 
244 #define IGP01E1000_PSCR_AUTO_MDIX	0x1000
245 #define IGP01E1000_PSCR_FORCE_MDI_MDIX	0x2000 /* 0=MDI, 1=MDIX */
246 
247 #define IGP01E1000_PSCFR_SMART_SPEED	0x0080
248 
249 #define IGP02E1000_PM_SPD		0x0001 /* Smart Power Down */
250 #define IGP02E1000_PM_D0_LPLU		0x0002 /* For D0a states */
251 #define IGP02E1000_PM_D3_LPLU		0x0004 /* For all other states */
252 
253 #define IGP01E1000_PLHR_SS_DOWNGRADE	0x8000
254 
255 #define IGP01E1000_PSSR_POLARITY_REVERSED	0x0002
256 #define IGP01E1000_PSSR_MDIX			0x0008
257 #define IGP01E1000_PSSR_SPEED_MASK		0xC000
258 #define IGP01E1000_PSSR_SPEED_1000MBPS		0xC000
259 
260 #define IGP02E1000_PHY_CHANNEL_NUM		4
261 #define IGP02E1000_PHY_AGC_A			0x11B1
262 #define IGP02E1000_PHY_AGC_B			0x12B1
263 #define IGP02E1000_PHY_AGC_C			0x14B1
264 #define IGP02E1000_PHY_AGC_D			0x18B1
265 
266 #define IGP02E1000_AGC_LENGTH_SHIFT	9 /* Course - 15:13, Fine - 12:9 */
267 #define IGP02E1000_AGC_LENGTH_MASK	0x7F
268 #define IGP02E1000_AGC_RANGE		15
269 
270 /* manage.c */
271 #define E1000_VFTA_ENTRY_SHIFT		5
272 #define E1000_VFTA_ENTRY_MASK		0x7F
273 #define E1000_VFTA_ENTRY_BIT_SHIFT_MASK	0x1F
274 
275 #define E1000_HICR_EN			0x01  /* Enable bit - RO */
276 /* Driver sets this bit when done to put command in RAM */
277 #define E1000_HICR_C			0x02
278 #define E1000_HICR_FW_RESET_ENABLE	0x40
279 #define E1000_HICR_FW_RESET		0x80
280 
281 #define E1000_FWSM_MODE_MASK		0xE
282 #define E1000_FWSM_MODE_SHIFT		1
283 
284 #define E1000_MNG_IAMT_MODE		0x3
285 #define E1000_MNG_DHCP_COOKIE_LENGTH	0x10
286 #define E1000_MNG_DHCP_COOKIE_OFFSET	0x6F0
287 #define E1000_MNG_DHCP_COMMAND_TIMEOUT	10
288 #define E1000_MNG_DHCP_TX_PAYLOAD_CMD	64
289 #define E1000_MNG_DHCP_COOKIE_STATUS_PARSING	0x1
290 #define E1000_MNG_DHCP_COOKIE_STATUS_VLAN	0x2
291 
292 /* nvm.c */
293 #define E1000_STM_OPCODE  0xDB00
294 
295 #define E1000_KMRNCTRLSTA_OFFSET	0x001F0000
296 #define E1000_KMRNCTRLSTA_OFFSET_SHIFT	16
297 #define E1000_KMRNCTRLSTA_REN		0x00200000
298 #define E1000_KMRNCTRLSTA_DIAG_OFFSET	0x3    /* Kumeran Diagnostic */
299 #define E1000_KMRNCTRLSTA_DIAG_NELPBK	0x1000 /* Nearend Loopback mode */
300 
301 #define IFE_PHY_EXTENDED_STATUS_CONTROL	0x10
302 #define IFE_PHY_SPECIAL_CONTROL		0x11 /* 100BaseTx PHY Special Control */
303 #define IFE_PHY_SPECIAL_CONTROL_LED	0x1B /* PHY Special and LED Control */
304 #define IFE_PHY_MDIX_CONTROL		0x1C /* MDI/MDI-X Control */
305 
306 /* IFE PHY Extended Status Control */
307 #define IFE_PESC_POLARITY_REVERSED	0x0100
308 
309 /* IFE PHY Special Control */
310 #define IFE_PSC_AUTO_POLARITY_DISABLE		0x0010
311 #define IFE_PSC_FORCE_POLARITY			0x0020
312 
313 /* IFE PHY Special Control and LED Control */
314 #define IFE_PSCL_PROBE_MODE		0x0020
315 #define IFE_PSCL_PROBE_LEDS_OFF		0x0006 /* Force LEDs 0 and 2 off */
316 #define IFE_PSCL_PROBE_LEDS_ON		0x0007 /* Force LEDs 0 and 2 on */
317 
318 /* IFE PHY MDIX Control */
319 #define IFE_PMC_MDIX_STATUS	0x0020 /* 1=MDI-X, 0=MDI */
320 #define IFE_PMC_FORCE_MDIX	0x0040 /* 1=force MDI-X, 0=force MDI */
321 #define IFE_PMC_AUTO_MDIX	0x0080 /* 1=enable auto MDI/MDI-X, 0=disable */
322 
323 #define E1000_CABLE_LENGTH_UNDEFINED	0xFF
324 
325 #define E1000_DEV_ID_82571EB_COPPER		0x105E
326 #define E1000_DEV_ID_82571EB_FIBER		0x105F
327 #define E1000_DEV_ID_82571EB_SERDES		0x1060
328 #define E1000_DEV_ID_82571EB_QUAD_COPPER	0x10A4
329 #define E1000_DEV_ID_82571PT_QUAD_COPPER	0x10D5
330 #define E1000_DEV_ID_82571EB_QUAD_FIBER		0x10A5
331 #define E1000_DEV_ID_82571EB_QUAD_COPPER_LP	0x10BC
332 #define E1000_DEV_ID_82571EB_SERDES_DUAL	0x10D9
333 #define E1000_DEV_ID_82571EB_SERDES_QUAD	0x10DA
334 #define E1000_DEV_ID_82572EI_COPPER		0x107D
335 #define E1000_DEV_ID_82572EI_FIBER		0x107E
336 #define E1000_DEV_ID_82572EI_SERDES		0x107F
337 #define E1000_DEV_ID_82572EI			0x10B9
338 #define E1000_DEV_ID_82573E			0x108B
339 #define E1000_DEV_ID_82573E_IAMT		0x108C
340 #define E1000_DEV_ID_82573L			0x109A
341 #define E1000_DEV_ID_82574L			0x10D3
342 
343 #define E1000_DEV_ID_80003ES2LAN_COPPER_DPT	0x1096
344 #define E1000_DEV_ID_80003ES2LAN_SERDES_DPT	0x1098
345 #define E1000_DEV_ID_80003ES2LAN_COPPER_SPT	0x10BA
346 #define E1000_DEV_ID_80003ES2LAN_SERDES_SPT	0x10BB
347 
348 #define E1000_DEV_ID_ICH8_IGP_M_AMT		0x1049
349 #define E1000_DEV_ID_ICH8_IGP_AMT		0x104A
350 #define E1000_DEV_ID_ICH8_IGP_C			0x104B
351 #define E1000_DEV_ID_ICH8_IFE			0x104C
352 #define E1000_DEV_ID_ICH8_IFE_GT		0x10C4
353 #define E1000_DEV_ID_ICH8_IFE_G			0x10C5
354 #define E1000_DEV_ID_ICH8_IGP_M			0x104D
355 #define E1000_DEV_ID_ICH9_IGP_AMT		0x10BD
356 #define E1000_DEV_ID_ICH9_BM			0x10E5
357 #define E1000_DEV_ID_ICH9_IGP_M_AMT		0x10F5
358 #define E1000_DEV_ID_ICH9_IGP_M			0x10BF
359 #define E1000_DEV_ID_ICH9_IGP_M_V		0x10CB
360 #define E1000_DEV_ID_ICH9_IGP_C			0x294C
361 #define E1000_DEV_ID_ICH9_IFE			0x10C0
362 #define E1000_DEV_ID_ICH9_IFE_GT		0x10C3
363 #define E1000_DEV_ID_ICH9_IFE_G			0x10C2
364 #define E1000_DEV_ID_ICH10_R_BM_LM		0x10CC
365 #define E1000_DEV_ID_ICH10_R_BM_LF		0x10CD
366 #define E1000_DEV_ID_ICH10_R_BM_V		0x10CE
367 #define E1000_DEV_ID_ICH10_D_BM_LM		0x10DE
368 #define E1000_DEV_ID_ICH10_D_BM_LF		0x10DF
369 
370 #define E1000_REVISION_4 4
371 
372 #define E1000_FUNC_1 1
373 
374 enum e1000_mac_type {
375 	e1000_82571,
376 	e1000_82572,
377 	e1000_82573,
378 	e1000_82574,
379 	e1000_80003es2lan,
380 	e1000_ich8lan,
381 	e1000_ich9lan,
382 	e1000_ich10lan,
383 };
384 
385 enum e1000_media_type {
386 	e1000_media_type_unknown = 0,
387 	e1000_media_type_copper = 1,
388 	e1000_media_type_fiber = 2,
389 	e1000_media_type_internal_serdes = 3,
390 	e1000_num_media_types
391 };
392 
393 enum e1000_nvm_type {
394 	e1000_nvm_unknown = 0,
395 	e1000_nvm_none,
396 	e1000_nvm_eeprom_spi,
397 	e1000_nvm_flash_hw,
398 	e1000_nvm_flash_sw
399 };
400 
401 enum e1000_nvm_override {
402 	e1000_nvm_override_none = 0,
403 	e1000_nvm_override_spi_small,
404 	e1000_nvm_override_spi_large
405 };
406 
407 enum e1000_phy_type {
408 	e1000_phy_unknown = 0,
409 	e1000_phy_none,
410 	e1000_phy_m88,
411 	e1000_phy_igp,
412 	e1000_phy_igp_2,
413 	e1000_phy_gg82563,
414 	e1000_phy_igp_3,
415 	e1000_phy_ife,
416 	e1000_phy_bm,
417 };
418 
419 enum e1000_bus_width {
420 	e1000_bus_width_unknown = 0,
421 	e1000_bus_width_pcie_x1,
422 	e1000_bus_width_pcie_x2,
423 	e1000_bus_width_pcie_x4 = 4,
424 	e1000_bus_width_32,
425 	e1000_bus_width_64,
426 	e1000_bus_width_reserved
427 };
428 
429 enum e1000_1000t_rx_status {
430 	e1000_1000t_rx_status_not_ok = 0,
431 	e1000_1000t_rx_status_ok,
432 	e1000_1000t_rx_status_undefined = 0xFF
433 };
434 
435 enum e1000_rev_polarity{
436 	e1000_rev_polarity_normal = 0,
437 	e1000_rev_polarity_reversed,
438 	e1000_rev_polarity_undefined = 0xFF
439 };
440 
441 enum e1000_fc_mode {
442 	e1000_fc_none = 0,
443 	e1000_fc_rx_pause,
444 	e1000_fc_tx_pause,
445 	e1000_fc_full,
446 	e1000_fc_default = 0xFF
447 };
448 
449 enum e1000_ms_type {
450 	e1000_ms_hw_default = 0,
451 	e1000_ms_force_master,
452 	e1000_ms_force_slave,
453 	e1000_ms_auto
454 };
455 
456 enum e1000_smart_speed {
457 	e1000_smart_speed_default = 0,
458 	e1000_smart_speed_on,
459 	e1000_smart_speed_off
460 };
461 
462 /* Receive Descriptor */
463 struct e1000_rx_desc {
464 	__le64 buffer_addr; /* Address of the descriptor's data buffer */
465 	__le16 length;      /* Length of data DMAed into data buffer */
466 	__le16 csum;	/* Packet checksum */
467 	u8  status;      /* Descriptor status */
468 	u8  errors;      /* Descriptor Errors */
469 	__le16 special;
470 };
471 
472 /* Receive Descriptor - Extended */
473 union e1000_rx_desc_extended {
474 	struct {
475 		__le64 buffer_addr;
476 		__le64 reserved;
477 	} read;
478 	struct {
479 		struct {
480 			__le32 mrq;	      /* Multiple Rx Queues */
481 			union {
482 				__le32 rss;	    /* RSS Hash */
483 				struct {
484 					__le16 ip_id;  /* IP id */
485 					__le16 csum;   /* Packet Checksum */
486 				} csum_ip;
487 			} hi_dword;
488 		} lower;
489 		struct {
490 			__le32 status_error;     /* ext status/error */
491 			__le16 length;
492 			__le16 vlan;	     /* VLAN tag */
493 		} upper;
494 	} wb;  /* writeback */
495 };
496 
497 #define MAX_PS_BUFFERS 4
498 /* Receive Descriptor - Packet Split */
499 union e1000_rx_desc_packet_split {
500 	struct {
501 		/* one buffer for protocol header(s), three data buffers */
502 		__le64 buffer_addr[MAX_PS_BUFFERS];
503 	} read;
504 	struct {
505 		struct {
506 			__le32 mrq;	      /* Multiple Rx Queues */
507 			union {
508 				__le32 rss;	      /* RSS Hash */
509 				struct {
510 					__le16 ip_id;    /* IP id */
511 					__le16 csum;     /* Packet Checksum */
512 				} csum_ip;
513 			} hi_dword;
514 		} lower;
515 		struct {
516 			__le32 status_error;     /* ext status/error */
517 			__le16 length0;	  /* length of buffer 0 */
518 			__le16 vlan;	     /* VLAN tag */
519 		} middle;
520 		struct {
521 			__le16 header_status;
522 			__le16 length[3];	/* length of buffers 1-3 */
523 		} upper;
524 		__le64 reserved;
525 	} wb; /* writeback */
526 };
527 
528 /* Transmit Descriptor */
529 struct e1000_tx_desc {
530 	__le64 buffer_addr;      /* Address of the descriptor's data buffer */
531 	union {
532 		__le32 data;
533 		struct {
534 			__le16 length;    /* Data buffer length */
535 			u8 cso;	/* Checksum offset */
536 			u8 cmd;	/* Descriptor control */
537 		} flags;
538 	} lower;
539 	union {
540 		__le32 data;
541 		struct {
542 			u8 status;     /* Descriptor status */
543 			u8 css;	/* Checksum start */
544 			__le16 special;
545 		} fields;
546 	} upper;
547 };
548 
549 /* Offload Context Descriptor */
550 struct e1000_context_desc {
551 	union {
552 		__le32 ip_config;
553 		struct {
554 			u8 ipcss;      /* IP checksum start */
555 			u8 ipcso;      /* IP checksum offset */
556 			__le16 ipcse;     /* IP checksum end */
557 		} ip_fields;
558 	} lower_setup;
559 	union {
560 		__le32 tcp_config;
561 		struct {
562 			u8 tucss;      /* TCP checksum start */
563 			u8 tucso;      /* TCP checksum offset */
564 			__le16 tucse;     /* TCP checksum end */
565 		} tcp_fields;
566 	} upper_setup;
567 	__le32 cmd_and_length;
568 	union {
569 		__le32 data;
570 		struct {
571 			u8 status;     /* Descriptor status */
572 			u8 hdr_len;    /* Header length */
573 			__le16 mss;       /* Maximum segment size */
574 		} fields;
575 	} tcp_seg_setup;
576 };
577 
578 /* Offload data descriptor */
579 struct e1000_data_desc {
580 	__le64 buffer_addr;   /* Address of the descriptor's buffer address */
581 	union {
582 		__le32 data;
583 		struct {
584 			__le16 length;    /* Data buffer length */
585 			u8 typ_len_ext;
586 			u8 cmd;
587 		} flags;
588 	} lower;
589 	union {
590 		__le32 data;
591 		struct {
592 			u8 status;     /* Descriptor status */
593 			u8 popts;      /* Packet Options */
594 			__le16 special;   /* */
595 		} fields;
596 	} upper;
597 };
598 
599 /* Statistics counters collected by the MAC */
600 struct e1000_hw_stats {
601 	u64 crcerrs;
602 	u64 algnerrc;
603 	u64 symerrs;
604 	u64 rxerrc;
605 	u64 mpc;
606 	u64 scc;
607 	u64 ecol;
608 	u64 mcc;
609 	u64 latecol;
610 	u64 colc;
611 	u64 dc;
612 	u64 tncrs;
613 	u64 sec;
614 	u64 cexterr;
615 	u64 rlec;
616 	u64 xonrxc;
617 	u64 xontxc;
618 	u64 xoffrxc;
619 	u64 xofftxc;
620 	u64 fcruc;
621 	u64 prc64;
622 	u64 prc127;
623 	u64 prc255;
624 	u64 prc511;
625 	u64 prc1023;
626 	u64 prc1522;
627 	u64 gprc;
628 	u64 bprc;
629 	u64 mprc;
630 	u64 gptc;
631 	u64 gorc;
632 	u64 gotc;
633 	u64 rnbc;
634 	u64 ruc;
635 	u64 rfc;
636 	u64 roc;
637 	u64 rjc;
638 	u64 mgprc;
639 	u64 mgpdc;
640 	u64 mgptc;
641 	u64 tor;
642 	u64 tot;
643 	u64 tpr;
644 	u64 tpt;
645 	u64 ptc64;
646 	u64 ptc127;
647 	u64 ptc255;
648 	u64 ptc511;
649 	u64 ptc1023;
650 	u64 ptc1522;
651 	u64 mptc;
652 	u64 bptc;
653 	u64 tsctc;
654 	u64 tsctfc;
655 	u64 iac;
656 	u64 icrxptc;
657 	u64 icrxatc;
658 	u64 ictxptc;
659 	u64 ictxatc;
660 	u64 ictxqec;
661 	u64 ictxqmtc;
662 	u64 icrxdmtc;
663 	u64 icrxoc;
664 };
665 
666 struct e1000_phy_stats {
667 	u32 idle_errors;
668 	u32 receive_errors;
669 };
670 
671 struct e1000_host_mng_dhcp_cookie {
672 	u32 signature;
673 	u8  status;
674 	u8  reserved0;
675 	u16 vlan_id;
676 	u32 reserved1;
677 	u16 reserved2;
678 	u8  reserved3;
679 	u8  checksum;
680 };
681 
682 /* Host Interface "Rev 1" */
683 struct e1000_host_command_header {
684 	u8 command_id;
685 	u8 command_length;
686 	u8 command_options;
687 	u8 checksum;
688 };
689 
690 #define E1000_HI_MAX_DATA_LENGTH     252
691 struct e1000_host_command_info {
692 	struct e1000_host_command_header command_header;
693 	u8 command_data[E1000_HI_MAX_DATA_LENGTH];
694 };
695 
696 /* Host Interface "Rev 2" */
697 struct e1000_host_mng_command_header {
698 	u8  command_id;
699 	u8  checksum;
700 	u16 reserved1;
701 	u16 reserved2;
702 	u16 command_length;
703 };
704 
705 #define E1000_HI_MAX_MNG_DATA_LENGTH 0x6F8
706 struct e1000_host_mng_command_info {
707 	struct e1000_host_mng_command_header command_header;
708 	u8 command_data[E1000_HI_MAX_MNG_DATA_LENGTH];
709 };
710 
711 /* Function pointers and static data for the MAC. */
712 struct e1000_mac_operations {
713 	bool (*check_mng_mode)(struct e1000_hw *);
714 	s32  (*check_for_link)(struct e1000_hw *);
715 	s32  (*cleanup_led)(struct e1000_hw *);
716 	void (*clear_hw_cntrs)(struct e1000_hw *);
717 	s32  (*get_bus_info)(struct e1000_hw *);
718 	s32  (*get_link_up_info)(struct e1000_hw *, u16 *, u16 *);
719 	s32  (*led_on)(struct e1000_hw *);
720 	s32  (*led_off)(struct e1000_hw *);
721 	void (*update_mc_addr_list)(struct e1000_hw *, u8 *, u32, u32, u32);
722 	s32  (*reset_hw)(struct e1000_hw *);
723 	s32  (*init_hw)(struct e1000_hw *);
724 	s32  (*setup_link)(struct e1000_hw *);
725 	s32  (*setup_physical_interface)(struct e1000_hw *);
726 };
727 
728 /* Function pointers for the PHY. */
729 struct e1000_phy_operations {
730 	s32  (*acquire_phy)(struct e1000_hw *);
731 	s32  (*check_reset_block)(struct e1000_hw *);
732 	s32  (*commit_phy)(struct e1000_hw *);
733 	s32  (*force_speed_duplex)(struct e1000_hw *);
734 	s32  (*get_cfg_done)(struct e1000_hw *hw);
735 	s32  (*get_cable_length)(struct e1000_hw *);
736 	s32  (*get_phy_info)(struct e1000_hw *);
737 	s32  (*read_phy_reg)(struct e1000_hw *, u32, u16 *);
738 	void (*release_phy)(struct e1000_hw *);
739 	s32  (*reset_phy)(struct e1000_hw *);
740 	s32  (*set_d0_lplu_state)(struct e1000_hw *, bool);
741 	s32  (*set_d3_lplu_state)(struct e1000_hw *, bool);
742 	s32  (*write_phy_reg)(struct e1000_hw *, u32, u16);
743 	s32  (*cfg_on_link_up)(struct e1000_hw *);
744 };
745 
746 /* Function pointers for the NVM. */
747 struct e1000_nvm_operations {
748 	s32  (*acquire_nvm)(struct e1000_hw *);
749 	s32  (*read_nvm)(struct e1000_hw *, u16, u16, u16 *);
750 	void (*release_nvm)(struct e1000_hw *);
751 	s32  (*update_nvm)(struct e1000_hw *);
752 	s32  (*valid_led_default)(struct e1000_hw *, u16 *);
753 	s32  (*validate_nvm)(struct e1000_hw *);
754 	s32  (*write_nvm)(struct e1000_hw *, u16, u16, u16 *);
755 };
756 
757 struct e1000_mac_info {
758 	struct e1000_mac_operations ops;
759 
760 	u8 addr[6];
761 	u8 perm_addr[6];
762 
763 	enum e1000_mac_type type;
764 
765 	u32 collision_delta;
766 	u32 ledctl_default;
767 	u32 ledctl_mode1;
768 	u32 ledctl_mode2;
769 	u32 mc_filter_type;
770 	u32 tx_packet_delta;
771 	u32 txcw;
772 
773 	u16 current_ifs_val;
774 	u16 ifs_max_val;
775 	u16 ifs_min_val;
776 	u16 ifs_ratio;
777 	u16 ifs_step_size;
778 	u16 mta_reg_count;
779 	u16 rar_entry_count;
780 
781 	u8  forced_speed_duplex;
782 
783 	bool arc_subsystem_valid;
784 	bool autoneg;
785 	bool autoneg_failed;
786 	bool get_link_status;
787 	bool in_ifs_mode;
788 	bool serdes_has_link;
789 	bool tx_pkt_filtering;
790 };
791 
792 struct e1000_phy_info {
793 	struct e1000_phy_operations ops;
794 
795 	enum e1000_phy_type type;
796 
797 	enum e1000_1000t_rx_status local_rx;
798 	enum e1000_1000t_rx_status remote_rx;
799 	enum e1000_ms_type ms_type;
800 	enum e1000_ms_type original_ms_type;
801 	enum e1000_rev_polarity cable_polarity;
802 	enum e1000_smart_speed smart_speed;
803 
804 	u32 addr;
805 	u32 id;
806 	u32 reset_delay_us; /* in usec */
807 	u32 revision;
808 
809 	enum e1000_media_type media_type;
810 
811 	u16 autoneg_advertised;
812 	u16 autoneg_mask;
813 	u16 cable_length;
814 	u16 max_cable_length;
815 	u16 min_cable_length;
816 
817 	u8 mdix;
818 
819 	bool disable_polarity_correction;
820 	bool is_mdix;
821 	bool polarity_correction;
822 	bool speed_downgraded;
823 	bool autoneg_wait_to_complete;
824 };
825 
826 struct e1000_nvm_info {
827 	struct e1000_nvm_operations ops;
828 
829 	enum e1000_nvm_type type;
830 	enum e1000_nvm_override override;
831 
832 	u32 flash_bank_size;
833 	u32 flash_base_addr;
834 
835 	u16 word_size;
836 	u16 delay_usec;
837 	u16 address_bits;
838 	u16 opcode_bits;
839 	u16 page_size;
840 };
841 
842 struct e1000_bus_info {
843 	enum e1000_bus_width width;
844 
845 	u16 func;
846 };
847 
848 struct e1000_fc_info {
849 	u32 high_water;          /* Flow control high-water mark */
850 	u32 low_water;           /* Flow control low-water mark */
851 	u16 pause_time;          /* Flow control pause timer */
852 	bool send_xon;           /* Flow control send XON */
853 	bool strict_ieee;        /* Strict IEEE mode */
854 	enum e1000_fc_mode current_mode; /* FC mode in effect */
855 	enum e1000_fc_mode requested_mode; /* FC mode requested by caller */
856 };
857 
858 struct e1000_dev_spec_82571 {
859 	bool laa_is_present;
860 	bool alt_mac_addr_is_present;
861 };
862 
863 struct e1000_shadow_ram {
864 	u16  value;
865 	bool modified;
866 };
867 
868 #define E1000_ICH8_SHADOW_RAM_WORDS		2048
869 
870 struct e1000_dev_spec_ich8lan {
871 	bool kmrn_lock_loss_workaround_enabled;
872 	struct e1000_shadow_ram shadow_ram[E1000_ICH8_SHADOW_RAM_WORDS];
873 };
874 
875 struct e1000_hw {
876 	struct e1000_adapter *adapter;
877 
878 	u8 __iomem *hw_addr;
879 	u8 __iomem *flash_address;
880 
881 	struct e1000_mac_info  mac;
882 	struct e1000_fc_info   fc;
883 	struct e1000_phy_info  phy;
884 	struct e1000_nvm_info  nvm;
885 	struct e1000_bus_info  bus;
886 	struct e1000_host_mng_dhcp_cookie mng_cookie;
887 
888 	union {
889 		struct e1000_dev_spec_82571	e82571;
890 		struct e1000_dev_spec_ich8lan	ich8lan;
891 	} dev_spec;
892 };
893 
894 #ifdef DEBUG
895 #define hw_dbg(hw, format, arg...) \
896 	printk(KERN_DEBUG "%s: " format, e1000e_get_hw_dev_name(hw), ##arg)
897 #else
898 static inline int __attribute__ ((format (printf, 2, 3)))
hw_dbg(struct e1000_hw * hw,const char * format,...)899 hw_dbg(struct e1000_hw *hw, const char *format, ...)
900 {
901 	return 0;
902 }
903 #endif
904 
905 #endif
906