1/*******************************************************************************
2
3 Intel PRO/1000 Linux driver
4 Copyright(c) 1999 - 2006 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, see <http://www.gnu.org/licenses/>.
17
18 The full GNU General Public License is included in this distribution in
19 the file called "COPYING".
20
21 Contact Information:
22 Linux NICS <linux.nics@intel.com>
23 e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
24 Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
25
26*******************************************************************************/
27
28/* e1000_hw.h
29 * Structures, enums, and macros for the MAC
30 */
31
32#ifndef HW_E1000_REGS_H
33#define HW_E1000_REGS_H
34
35/* PCI Device IDs */
36#define E1000_DEV_ID_82542 0x1000
37#define E1000_DEV_ID_82543GC_FIBER 0x1001
38#define E1000_DEV_ID_82543GC_COPPER 0x1004
39#define E1000_DEV_ID_82544EI_COPPER 0x1008
40#define E1000_DEV_ID_82544EI_FIBER 0x1009
41#define E1000_DEV_ID_82544GC_COPPER 0x100C
42#define E1000_DEV_ID_82544GC_LOM 0x100D
43#define E1000_DEV_ID_82540EM 0x100E
44#define E1000_DEV_ID_82540EM_LOM 0x1015
45#define E1000_DEV_ID_82540EP_LOM 0x1016
46#define E1000_DEV_ID_82540EP 0x1017
47#define E1000_DEV_ID_82540EP_LP 0x101E
48#define E1000_DEV_ID_82545EM_COPPER 0x100F
49#define E1000_DEV_ID_82545EM_FIBER 0x1011
50#define E1000_DEV_ID_82545GM_COPPER 0x1026
51#define E1000_DEV_ID_82545GM_FIBER 0x1027
52#define E1000_DEV_ID_82545GM_SERDES 0x1028
53#define E1000_DEV_ID_82546EB_COPPER 0x1010
54#define E1000_DEV_ID_82546EB_FIBER 0x1012
55#define E1000_DEV_ID_82546EB_QUAD_COPPER 0x101D
56#define E1000_DEV_ID_82541EI 0x1013
57#define E1000_DEV_ID_82541EI_MOBILE 0x1018
58#define E1000_DEV_ID_82541ER_LOM 0x1014
59#define E1000_DEV_ID_82541ER 0x1078
60#define E1000_DEV_ID_82547GI 0x1075
61#define E1000_DEV_ID_82541GI 0x1076
62#define E1000_DEV_ID_82541GI_MOBILE 0x1077
63#define E1000_DEV_ID_82541GI_LF 0x107C
64#define E1000_DEV_ID_82546GB_COPPER 0x1079
65#define E1000_DEV_ID_82546GB_FIBER 0x107A
66#define E1000_DEV_ID_82546GB_SERDES 0x107B
67#define E1000_DEV_ID_82546GB_PCIE 0x108A
68#define E1000_DEV_ID_82546GB_QUAD_COPPER 0x1099
69#define E1000_DEV_ID_82547EI 0x1019
70#define E1000_DEV_ID_82547EI_MOBILE 0x101A
71#define E1000_DEV_ID_82571EB_COPPER 0x105E
72#define E1000_DEV_ID_82571EB_FIBER 0x105F
73#define E1000_DEV_ID_82571EB_SERDES 0x1060
74#define E1000_DEV_ID_82571EB_QUAD_COPPER 0x10A4
75#define E1000_DEV_ID_82571PT_QUAD_COPPER 0x10D5
76#define E1000_DEV_ID_82571EB_QUAD_FIBER 0x10A5
77#define E1000_DEV_ID_82571EB_QUAD_COPPER_LOWPROFILE 0x10BC
78#define E1000_DEV_ID_82571EB_SERDES_DUAL 0x10D9
79#define E1000_DEV_ID_82571EB_SERDES_QUAD 0x10DA
80#define E1000_DEV_ID_82572EI_COPPER 0x107D
81#define E1000_DEV_ID_82572EI_FIBER 0x107E
82#define E1000_DEV_ID_82572EI_SERDES 0x107F
83#define E1000_DEV_ID_82572EI 0x10B9
84#define E1000_DEV_ID_82573E 0x108B
85#define E1000_DEV_ID_82573E_IAMT 0x108C
86#define E1000_DEV_ID_82573L 0x109A
87#define E1000_DEV_ID_82574L 0x10D3
88#define E1000_DEV_ID_82546GB_QUAD_COPPER_KSP3 0x10B5
89#define E1000_DEV_ID_80003ES2LAN_COPPER_DPT 0x1096
90#define E1000_DEV_ID_80003ES2LAN_SERDES_DPT 0x1098
91#define E1000_DEV_ID_80003ES2LAN_COPPER_SPT 0x10BA
92#define E1000_DEV_ID_80003ES2LAN_SERDES_SPT 0x10BB
93
94#define E1000_DEV_ID_ICH8_IGP_M_AMT 0x1049
95#define E1000_DEV_ID_ICH8_IGP_AMT 0x104A
96#define E1000_DEV_ID_ICH8_IGP_C 0x104B
97#define E1000_DEV_ID_ICH8_IFE 0x104C
98#define E1000_DEV_ID_ICH8_IFE_GT 0x10C4
99#define E1000_DEV_ID_ICH8_IFE_G 0x10C5
100#define E1000_DEV_ID_ICH8_IGP_M 0x104D
101
102/* Device Specific Register Defaults */
103#define E1000_PHY_ID2_82541x 0x380
104#define E1000_PHY_ID2_82544x 0xC30
105#define E1000_PHY_ID2_8254xx_DEFAULT 0xC20 /* 82540x, 82545x, and 82546x */
106#define E1000_PHY_ID2_82573x 0xCC0
107#define E1000_PHY_ID2_82574x 0xCB1
108
109/* Register Set. (82543, 82544)
110 *
111 * Registers are defined to be 32 bits and should be accessed as 32 bit values.
112 * These registers are physically located on the NIC, but are mapped into the
113 * host memory address space.
114 *
115 * RW - register is both readable and writable
116 * RO - register is read only
117 * WO - register is write only
118 * R/clr - register is read only and is cleared when read
119 * A - register array
120 */
121#define E1000_CTRL 0x00000 /* Device Control - RW */
122#define E1000_CTRL_DUP 0x00004 /* Device Control Duplicate (Shadow) - RW */
123#define E1000_STATUS 0x00008 /* Device Status - RO */
124#define E1000_EECD 0x00010 /* EEPROM/Flash Control - RW */
125#define E1000_EERD 0x00014 /* EEPROM Read - RW */
126#define E1000_CTRL_EXT 0x00018 /* Extended Device Control - RW */
127#define E1000_FLA 0x0001C /* Flash Access - RW */
128#define E1000_MDIC 0x00020 /* MDI Control - RW */
129#define E1000_SCTL 0x00024 /* SerDes Control - RW */
130#define E1000_FEXTNVM 0x00028 /* Future Extended NVM register */
131#define E1000_FCAL 0x00028 /* Flow Control Address Low - RW */
132#define E1000_FCAH 0x0002C /* Flow Control Address High -RW */
133#define E1000_FCT 0x00030 /* Flow Control Type - RW */
134#define E1000_VET 0x00038 /* VLAN Ether Type - RW */
135#define E1000_ICR 0x000C0 /* Interrupt Cause Read - R/clr */
136#define E1000_ITR 0x000C4 /* Interrupt Throttling Rate - RW */
137#define E1000_ICS 0x000C8 /* Interrupt Cause Set - WO */
138#define E1000_IMS 0x000D0 /* Interrupt Mask Set - RW */
139#define E1000_EIAC 0x000DC /* Ext. Interrupt Auto Clear - RW */
140#define E1000_IMC 0x000D8 /* Interrupt Mask Clear - WO */
141#define E1000_IAM 0x000E0 /* Interrupt Acknowledge Auto Mask */
142#define E1000_IVAR 0x000E4 /* Interrupt Vector Allocation Register - RW */
143#define E1000_EITR 0x000E8 /* Extended Interrupt Throttling Rate - RW */
144#define E1000_RCTL 0x00100 /* RX Control - RW */
145#define E1000_RDTR1 0x02820 /* RX Delay Timer (1) - RW */
146#define E1000_RDBAL1 0x02900 /* RX Descriptor Base Address Low (1) - RW */
147#define E1000_RDBAH1 0x02904 /* RX Descriptor Base Address High (1) - RW */
148#define E1000_RDLEN1 0x02908 /* RX Descriptor Length (1) - RW */
149#define E1000_RDH1 0x02910 /* RX Descriptor Head (1) - RW */
150#define E1000_RDT1 0x02918 /* RX Descriptor Tail (1) - RW */
151#define E1000_FCTTV 0x00170 /* Flow Control Transmit Timer Value - RW */
152#define E1000_FCRTV 0x05F40 /* Flow Control Refresh Timer Value - RW */
153#define E1000_TXCW 0x00178 /* TX Configuration Word - RW */
154#define E1000_RXCW 0x00180 /* RX Configuration Word - RO */
155#define E1000_TCTL 0x00400 /* TX Control - RW */
156#define E1000_TCTL_EXT 0x00404 /* Extended TX Control - RW */
157#define E1000_TIPG 0x00410 /* TX Inter-packet gap -RW */
158#define E1000_TBT 0x00448 /* TX Burst Timer - RW */
159#define E1000_AIT 0x00458 /* Adaptive Interframe Spacing Throttle - RW */
160#define E1000_LEDCTL 0x00E00 /* LED Control - RW */
161#define E1000_EXTCNF_CTRL 0x00F00 /* Extended Configuration Control */
162#define E1000_EXTCNF_SIZE 0x00F08 /* Extended Configuration Size */
163#define E1000_PHY_CTRL 0x00F10 /* PHY Control Register in CSR */
164#define FEXTNVM_SW_CONFIG 0x0001
165#define E1000_PBA 0x01000 /* Packet Buffer Allocation - RW */
166#define E1000_PBM 0x10000 /* Packet Buffer Memory - RW */
167#define E1000_PBS 0x01008 /* Packet Buffer Size - RW */
168#define E1000_EEMNGCTL 0x01010 /* MNG EEprom Control */
169#define E1000_EEMNGDATA 0x01014 /* MNG EEPROM Read/Write data */
170#define E1000_FLMNGCTL 0x01018 /* MNG Flash Control */
171#define E1000_FLMNGDATA 0x0101C /* MNG FLASH Read data */
172#define E1000_FLMNGCNT 0x01020 /* MNG FLASH Read Counter */
173#define E1000_FLASH_UPDATES 1000
174#define E1000_EEARBC 0x01024 /* EEPROM Auto Read Bus Control */
175#define E1000_FLASHT 0x01028 /* FLASH Timer Register */
176#define E1000_EEWR 0x0102C /* EEPROM Write Register - RW */
177#define E1000_FLSWCTL 0x01030 /* FLASH control register */
178#define E1000_FLSWDATA 0x01034 /* FLASH data register */
179#define E1000_FLSWCNT 0x01038 /* FLASH Access Counter */
180#define E1000_FLOP 0x0103C /* FLASH Opcode Register */
181#define E1000_FLOL 0x01050 /* FEEP Auto Load */
182#define E1000_ERT 0x02008 /* Early Rx Threshold - RW */
183#define E1000_FCRTL 0x02160 /* Flow Control Receive Threshold Low - RW */
184#define E1000_FCRTL_A 0x00168 /* Alias to FCRTL */
185#define E1000_FCRTH 0x02168 /* Flow Control Receive Threshold High - RW */
186#define E1000_FCRTH_A 0x00160 /* Alias to FCRTH */
187#define E1000_PSRCTL 0x02170 /* Packet Split Receive Control - RW */
188#define E1000_RDBAL 0x02800 /* RX Descriptor Base Address Low - RW */
189#define E1000_RDBAH 0x02804 /* RX Descriptor Base Address High - RW */
190#define E1000_RDLEN 0x02808 /* RX Descriptor Length - RW */
191#define E1000_RDH 0x02810 /* RX Descriptor Head - RW */
192#define E1000_RDT 0x02818 /* RX Descriptor Tail - RW */
193#define E1000_RDTR 0x02820 /* RX Delay Timer - RW */
194#define E1000_RDTR_A 0x00108 /* Alias to RDTR */
195#define E1000_RDBAL0 E1000_RDBAL /* RX Desc Base Address Low (0) - RW */
196#define E1000_RDBAL0_A 0x00110 /* Alias to RDBAL0 */
197#define E1000_RDBAH0 E1000_RDBAH /* RX Desc Base Address High (0) - RW */
198#define E1000_RDBAH0_A 0x00114 /* Alias to RDBAH0 */
199#define E1000_RDLEN0 E1000_RDLEN /* RX Desc Length (0) - RW */
200#define E1000_RDLEN0_A 0x00118 /* Alias to RDLEN0 */
201#define E1000_RDH0 E1000_RDH /* RX Desc Head (0) - RW */
202#define E1000_RDH0_A 0x00120 /* Alias to RDH0 */
203#define E1000_RDT0 E1000_RDT /* RX Desc Tail (0) - RW */
204#define E1000_RDT0_A 0x00128 /* Alias to RDT0 */
205#define E1000_RDTR0 E1000_RDTR /* RX Delay Timer (0) - RW */
206#define E1000_RXDCTL 0x02828 /* RX Descriptor Control queue 0 - RW */
207#define E1000_RXDCTL1 0x02928 /* RX Descriptor Control queue 1 - RW */
208#define E1000_RADV 0x0282C /* RX Interrupt Absolute Delay Timer - RW */
209#define E1000_RSRPD 0x02C00 /* RX Small Packet Detect - RW */
210#define E1000_RAID 0x02C08 /* Receive Ack Interrupt Delay - RW */
211#define E1000_TXDMAC 0x03000 /* TX DMA Control - RW */
212#define E1000_KABGTXD 0x03004 /* AFE Band Gap Transmit Ref Data */
213#define E1000_POEMB 0x00F10 /* PHY OEM Bits Register - RW */
214#define E1000_RDFH 0x02410 /* Receive Data FIFO Head Register - RW */
215#define E1000_RDFH_A 0x08000 /* Alias to RDFH */
216#define E1000_RDFT 0x02418 /* Receive Data FIFO Tail Register - RW */
217#define E1000_RDFT_A 0x08008 /* Alias to RDFT */
218#define E1000_RDFHS 0x02420 /* Receive Data FIFO Head Saved Register - RW */
219#define E1000_RDFTS 0x02428 /* Receive Data FIFO Tail Saved Register - RW */
220#define E1000_RDFPC 0x02430 /* Receive Data FIFO Packet Count - RW */
221#define E1000_TDFH 0x03410 /* TX Data FIFO Head - RW */
222#define E1000_TDFH_A 0x08010 /* Alias to TDFH */
223#define E1000_TDFT 0x03418 /* TX Data FIFO Tail - RW */
224#define E1000_TDFT_A 0x08018 /* Alias to TDFT */
225#define E1000_TDFHS 0x03420 /* TX Data FIFO Head Saved - RW */
226#define E1000_TDFTS 0x03428 /* TX Data FIFO Tail Saved - RW */
227#define E1000_TDFPC 0x03430 /* TX Data FIFO Packet Count - RW */
228#define E1000_TDBAL 0x03800 /* TX Descriptor Base Address Low - RW */
229#define E1000_TDBAL_A 0x00420 /* Alias to TDBAL */
230#define E1000_TDBAH 0x03804 /* TX Descriptor Base Address High - RW */
231#define E1000_TDBAH_A 0x00424 /* Alias to TDBAH */
232#define E1000_TDLEN 0x03808 /* TX Descriptor Length - RW */
233#define E1000_TDLEN_A 0x00428 /* Alias to TDLEN */
234#define E1000_TDH 0x03810 /* TX Descriptor Head - RW */
235#define E1000_TDH_A 0x00430 /* Alias to TDH */
236#define E1000_TDT 0x03818 /* TX Descripotr Tail - RW */
237#define E1000_TDT_A 0x00438 /* Alias to TDT */
238#define E1000_TIDV 0x03820 /* TX Interrupt Delay Value - RW */
239#define E1000_TIDV_A 0x00440 /* Alias to TIDV */
240#define E1000_TXDCTL 0x03828 /* TX Descriptor Control - RW */
241#define E1000_TADV 0x0382C /* TX Interrupt Absolute Delay Val - RW */
242#define E1000_TSPMT 0x03830 /* TCP Segmentation PAD & Min Threshold - RW */
243#define E1000_TARC0 0x03840 /* TX Arbitration Count (0) */
244#define E1000_TDBAL1 0x03900 /* TX Desc Base Address Low (1) - RW */
245#define E1000_TDBAH1 0x03904 /* TX Desc Base Address High (1) - RW */
246#define E1000_TDLEN1 0x03908 /* TX Desc Length (1) - RW */
247#define E1000_TDH1 0x03910 /* TX Desc Head (1) - RW */
248#define E1000_TDT1 0x03918 /* TX Desc Tail (1) - RW */
249#define E1000_TXDCTL1 0x03928 /* TX Descriptor Control (1) - RW */
250#define E1000_TARC1 0x03940 /* TX Arbitration Count (1) */
251#define E1000_CRCERRS 0x04000 /* CRC Error Count - R/clr */
252#define E1000_ALGNERRC 0x04004 /* Alignment Error Count - R/clr */
253#define E1000_SYMERRS 0x04008 /* Symbol Error Count - R/clr */
254#define E1000_RXERRC 0x0400C /* Receive Error Count - R/clr */
255#define E1000_MPC 0x04010 /* Missed Packet Count - R/clr */
256#define E1000_SCC 0x04014 /* Single Collision Count - R/clr */
257#define E1000_ECOL 0x04018 /* Excessive Collision Count - R/clr */
258#define E1000_MCC 0x0401C /* Multiple Collision Count - R/clr */
259#define E1000_LATECOL 0x04020 /* Late Collision Count - R/clr */
260#define E1000_COLC 0x04028 /* Collision Count - R/clr */
261#define E1000_DC 0x04030 /* Defer Count - R/clr */
262#define E1000_TNCRS 0x04034 /* TX-No CRS - R/clr */
263#define E1000_SEQEC 0x04038 /* Sequence Error Count - R/clr */
264#define E1000_CEXTERR 0x0403C /* Carrier Extension Error Count - R/clr */
265#define E1000_RLEC 0x04040 /* Receive Length Error Count - R/clr */
266#define E1000_XONRXC 0x04048 /* XON RX Count - R/clr */
267#define E1000_XONTXC 0x0404C /* XON TX Count - R/clr */
268#define E1000_XOFFRXC 0x04050 /* XOFF RX Count - R/clr */
269#define E1000_XOFFTXC 0x04054 /* XOFF TX Count - R/clr */
270#define E1000_FCRUC 0x04058 /* Flow Control RX Unsupported Count- R/clr */
271#define E1000_PRC64 0x0405C /* Packets RX (64 bytes) - R/clr */
272#define E1000_PRC127 0x04060 /* Packets RX (65-127 bytes) - R/clr */
273#define E1000_PRC255 0x04064 /* Packets RX (128-255 bytes) - R/clr */
274#define E1000_PRC511 0x04068 /* Packets RX (255-511 bytes) - R/clr */
275#define E1000_PRC1023 0x0406C /* Packets RX (512-1023 bytes) - R/clr */
276#define E1000_PRC1522 0x04070 /* Packets RX (1024-1522 bytes) - R/clr */
277#define E1000_GPRC 0x04074 /* Good Packets RX Count - R/clr */
278#define E1000_BPRC 0x04078 /* Broadcast Packets RX Count - R/clr */
279#define E1000_MPRC 0x0407C /* Multicast Packets RX Count - R/clr */
280#define E1000_GPTC 0x04080 /* Good Packets TX Count - R/clr */
281#define E1000_GORCL 0x04088 /* Good Octets RX Count Low - R/clr */
282#define E1000_GORCH 0x0408C /* Good Octets RX Count High - R/clr */
283#define E1000_GOTCL 0x04090 /* Good Octets TX Count Low - R/clr */
284#define E1000_GOTCH 0x04094 /* Good Octets TX Count High - R/clr */
285#define E1000_RNBC 0x040A0 /* RX No Buffers Count - R/clr */
286#define E1000_RUC 0x040A4 /* RX Undersize Count - R/clr */
287#define E1000_RFC 0x040A8 /* RX Fragment Count - R/clr */
288#define E1000_ROC 0x040AC /* RX Oversize Count - R/clr */
289#define E1000_RJC 0x040B0 /* RX Jabber Count - R/clr */
290#define E1000_MGTPRC 0x040B4 /* Management Packets RX Count - R/clr */
291#define E1000_MGTPDC 0x040B8 /* Management Packets Dropped Count - R/clr */
292#define E1000_MGTPTC 0x040BC /* Management Packets TX Count - R/clr */
293#define E1000_TORL 0x040C0 /* Total Octets RX Low - R/clr */
294#define E1000_TORH 0x040C4 /* Total Octets RX High - R/clr */
295#define E1000_TOTL 0x040C8 /* Total Octets TX Low - R/clr */
296#define E1000_TOTH 0x040CC /* Total Octets TX High - R/clr */
297#define E1000_TPR 0x040D0 /* Total Packets RX - R/clr */
298#define E1000_TPT 0x040D4 /* Total Packets TX - R/clr */
299#define E1000_PTC64 0x040D8 /* Packets TX (64 bytes) - R/clr */
300#define E1000_PTC127 0x040DC /* Packets TX (65-127 bytes) - R/clr */
301#define E1000_PTC255 0x040E0 /* Packets TX (128-255 bytes) - R/clr */
302#define E1000_PTC511 0x040E4 /* Packets TX (256-511 bytes) - R/clr */
303#define E1000_PTC1023 0x040E8 /* Packets TX (512-1023 bytes) - R/clr */
304#define E1000_PTC1522 0x040EC /* Packets TX (1024-1522 Bytes) - R/clr */
305#define E1000_MPTC 0x040F0 /* Multicast Packets TX Count - R/clr */
306#define E1000_BPTC 0x040F4 /* Broadcast Packets TX Count - R/clr */
307#define E1000_TSCTC 0x040F8 /* TCP Segmentation Context TX - R/clr */
308#define E1000_TSCTFC 0x040FC /* TCP Segmentation Context TX Fail - R/clr */
309#define E1000_IAC 0x04100 /* Interrupt Assertion Count */
310#define E1000_ICRXPTC 0x04104 /* Interrupt Cause Rx Packet Timer Expire Count */
311#define E1000_ICRXATC 0x04108 /* Interrupt Cause Rx Absolute Timer Expire Count */
312#define E1000_ICTXPTC 0x0410C /* Interrupt Cause Tx Packet Timer Expire Count */
313#define E1000_ICTXATC 0x04110 /* Interrupt Cause Tx Absolute Timer Expire Count */
314#define E1000_ICTXQEC 0x04118 /* Interrupt Cause Tx Queue Empty Count */
315#define E1000_ICTXQMTC 0x0411C /* Interrupt Cause Tx Queue Minimum Threshold Count */
316#define E1000_ICRXDMTC 0x04120 /* Interrupt Cause Rx Descriptor Minimum Threshold Count */
317#define E1000_ICRXOC 0x04124 /* Interrupt Cause Receiver Overrun Count */
318#define E1000_RXCSUM 0x05000 /* RX Checksum Control - RW */
319#define E1000_RFCTL 0x05008 /* Receive Filter Control*/
320#define E1000_MAVTV0 0x05010 /* Management VLAN TAG Value 0 */
321#define E1000_MAVTV1 0x05014 /* Management VLAN TAG Value 1 */
322#define E1000_MAVTV2 0x05018 /* Management VLAN TAG Value 2 */
323#define E1000_MAVTV3 0x0501c /* Management VLAN TAG Value 3 */
324#define E1000_MTA 0x05200 /* Multicast Table Array - RW Array */
325#define E1000_RA 0x05400 /* Receive Address - RW Array */
326#define E1000_RA_A 0x00040 /* Alias to RA */
327#define E1000_VFTA 0x05600 /* VLAN Filter Table Array - RW Array */
328#define E1000_VFTA_A 0x00600 /* Alias to VFTA */
329#define E1000_WUC 0x05800 /* Wakeup Control - RW */
330#define E1000_WUFC 0x05808 /* Wakeup Filter Control - RW */
331#define E1000_WUS 0x05810 /* Wakeup Status - RO */
332#define E1000_MANC 0x05820 /* Management Control - RW */
333#define E1000_IPAV 0x05838 /* IP Address Valid - RW */
334#define E1000_IP4AT 0x05840 /* IPv4 Address Table - RW Array */
335#define E1000_IP6AT 0x05880 /* IPv6 Address Table - RW Array */
336#define E1000_WUPL 0x05900 /* Wakeup Packet Length - RW */
337#define E1000_WUPM 0x05A00 /* Wakeup Packet Memory - RO A */
338#define E1000_MFUTP01 0x05828 /* Management Flex UDP/TCP Ports 0/1 - RW */
339#define E1000_MFUTP23 0x05830 /* Management Flex UDP/TCP Ports 2/3 - RW */
340#define E1000_MFVAL 0x05824 /* Manageability Filters Valid - RW */
341#define E1000_MDEF 0x05890 /* Manageability Decision Filters - RW Array */
342#define E1000_FFLT 0x05F00 /* Flexible Filter Length Table - RW Array */
343#define E1000_HOST_IF 0x08800 /* Host Interface */
344#define E1000_FFMT 0x09000 /* Flexible Filter Mask Table - RW Array */
345#define E1000_FTFT 0x09400 /* Flexible TCO Filter Table - RW Array */
346#define E1000_FFVT 0x09800 /* Flexible Filter Value Table - RW Array */
347
348#define E1000_KUMCTRLSTA 0x00034 /* MAC-PHY interface - RW */
349#define E1000_MDPHYA 0x0003C /* PHY address - RW */
350#define E1000_MANC2H 0x05860 /* Management Control To Host - RW */
351#define E1000_SW_FW_SYNC 0x05B5C /* Software-Firmware Synchronization - RW */
352
353#define E1000_GCR 0x05B00 /* PCI-Ex Control */
354#define E1000_FUNCTAG 0x05B08 /* Function-Tag Register */
355#define E1000_GSCL_1 0x05B10 /* PCI-Ex Statistic Control #1 */
356#define E1000_GSCL_2 0x05B14 /* PCI-Ex Statistic Control #2 */
357#define E1000_GSCL_3 0x05B18 /* PCI-Ex Statistic Control #3 */
358#define E1000_GSCL_4 0x05B1C /* PCI-Ex Statistic Control #4 */
359#define E1000_GSCN_0 0x05B20 /* 3GIO Statistic Counter Register #0 */
360#define E1000_GSCN_1 0x05B24 /* 3GIO Statistic Counter Register #1 */
361#define E1000_GSCN_2 0x05B28 /* 3GIO Statistic Counter Register #2 */
362#define E1000_GSCN_3 0x05B2C /* 3GIO Statistic Counter Register #3 */
363#define E1000_FACTPS 0x05B30 /* Function Active and Power State to MNG */
364#define E1000_SWSM 0x05B50 /* SW Semaphore */
365#define E1000_GCR2 0x05B64 /* 3GIO Control Register 2 */
366#define E1000_FWSM 0x05B54 /* FW Semaphore */
367#define E1000_PBACLR 0x05B68 /* MSI-X PBA Clear */
368#define E1000_FFLT_DBG 0x05F04 /* Debug Register */
369#define E1000_HICR 0x08F00 /* Host Inteface Control */
370
371#define E1000_TSYNCRXCTL 0x0B620 /* Rx Time Sync Control register - RW */
372#define E1000_TSYNCTXCTL 0x0B614 /* Tx Time Sync Control register - RW */
373#define E1000_TIMINCA 0x0B608 /* Increment attributes register - RW */
374#define E1000_RXSTMPL 0x0B624 /* Rx timestamp Low - RO */
375#define E1000_RXSTMPH 0x0B628 /* Rx timestamp High - RO */
376#define E1000_TXSTMPL 0x0B618 /* Tx timestamp value Low - RO */
377#define E1000_TXSTMPH 0x0B61C /* Tx timestamp value High - RO */
378#define E1000_SYSTIML 0x0B600 /* System time register Low - RO */
379#define E1000_SYSTIMH 0x0B604 /* System time register High - RO */
380#define E1000_TIMINCA 0x0B608 /* Increment attributes register - RW */
381#define E1000_RXMTRL 0x0B634 /* Time sync Rx EtherType and Msg Type - RW */
382#define E1000_RXUDP 0x0B638 /* Time Sync Rx UDP Port - RW */
383#define E1000_RXSATRL 0x0B62C /* Rx timestamp attribute low - RO */
384#define E1000_RXSATRH 0x0B630 /* Rx timestamp attribute high - RO */
385#define E1000_TIMADJL 0x0B60C /* Time Adjustment Offset register Low - RW */
386#define E1000_TIMADJH 0x0B610 /* Time Adjustment Offset register High - RW */
387#define E1000_RXCFGL 0x0B634 /* RX Ethertype and Message Type - RW*/
388
389/* RSS registers */
390#define E1000_CPUVEC 0x02C10 /* CPU Vector Register - RW */
391#define E1000_MRQC 0x05818 /* Multiple Receive Control - RW */
392#define E1000_RETA 0x05C00 /* Redirection Table - RW Array */
393#define E1000_RSSRK 0x05C80 /* RSS Random Key - RW Array */
394#define E1000_RSSIM 0x05864 /* RSS Interrupt Mask */
395#define E1000_RSSIR 0x05868 /* RSS Interrupt Request */
396
397#define E1000_MRQC_ENABLED(mrqc) (((mrqc) & (BIT(0) | BIT(1))) == BIT(0))
398
399#define E1000_RETA_IDX(hash) ((hash) & (BIT(7) - 1))
400#define E1000_RETA_VAL(reta, hash) (((uint8_t *)(reta))[E1000_RETA_IDX(hash)])
401#define E1000_RSS_QUEUE(reta, hash) ((E1000_RETA_VAL(reta, hash) & BIT(7)) >> 7)
402
403#define E1000_MRQC_EN_TCPIPV4(mrqc) ((mrqc) & BIT(16))
404#define E1000_MRQC_EN_IPV4(mrqc) ((mrqc) & BIT(17))
405#define E1000_MRQC_EN_TCPIPV6(mrqc) ((mrqc) & BIT(18))
406#define E1000_MRQC_EN_IPV6EX(mrqc) ((mrqc) & BIT(19))
407#define E1000_MRQC_EN_IPV6(mrqc) ((mrqc) & BIT(20))
408
409#define E1000_MRQ_RSS_TYPE_NONE (0)
410#define E1000_MRQ_RSS_TYPE_IPV4TCP (1)
411#define E1000_MRQ_RSS_TYPE_IPV4 (2)
412#define E1000_MRQ_RSS_TYPE_IPV6TCP (3)
413#define E1000_MRQ_RSS_TYPE_IPV6EX (4)
414#define E1000_MRQ_RSS_TYPE_IPV6 (5)
415
416#define E1000_ICR_ASSERTED BIT(31)
417#define E1000_EIAC_MASK 0x01F00000
418
419/* [TR]DBAL and [TR]DLEN masks */
420#define E1000_XDBAL_MASK (~(BIT(4) - 1))
421#define E1000_XDLEN_MASK ((BIT(20) - 1) & (~(BIT(7) - 1)))
422
423/* IVAR register parsing helpers */
424#define E1000_IVAR_INT_ALLOC_VALID (0x8)
425
426#define E1000_IVAR_RXQ0_SHIFT (0)
427#define E1000_IVAR_RXQ1_SHIFT (4)
428#define E1000_IVAR_TXQ0_SHIFT (8)
429#define E1000_IVAR_TXQ1_SHIFT (12)
430#define E1000_IVAR_OTHER_SHIFT (16)
431
432#define E1000_IVAR_ENTRY_MASK (0xF)
433#define E1000_IVAR_ENTRY_VALID_MASK E1000_IVAR_INT_ALLOC_VALID
434#define E1000_IVAR_ENTRY_VEC_MASK (0x7)
435
436#define E1000_IVAR_RXQ0(x) ((x) >> E1000_IVAR_RXQ0_SHIFT)
437#define E1000_IVAR_RXQ1(x) ((x) >> E1000_IVAR_RXQ1_SHIFT)
438#define E1000_IVAR_TXQ0(x) ((x) >> E1000_IVAR_TXQ0_SHIFT)
439#define E1000_IVAR_TXQ1(x) ((x) >> E1000_IVAR_TXQ1_SHIFT)
440#define E1000_IVAR_OTHER(x) ((x) >> E1000_IVAR_OTHER_SHIFT)
441
442#define E1000_IVAR_ENTRY_VALID(x) ((x) & E1000_IVAR_ENTRY_VALID_MASK)
443#define E1000_IVAR_ENTRY_VEC(x) ((x) & E1000_IVAR_ENTRY_VEC_MASK)
444
445#define E1000_IVAR_TX_INT_EVERY_WB BIT(31)
446
447/* RFCTL register bits */
448#define E1000_RFCTL_ISCSI_DIS 0x00000001
449#define E1000_RFCTL_NFSW_DIS 0x00000040
450#define E1000_RFCTL_NFSR_DIS 0x00000080
451#define E1000_RFCTL_IPV6_DIS 0x00000400
452#define E1000_RFCTL_IPV6_XSUM_DIS 0x00000800
453#define E1000_RFCTL_ACK_DIS 0x00001000
454#define E1000_RFCTL_ACK_DATA_DIS 0x00002000
455#define E1000_RFCTL_IPFRSP_DIS 0x00004000
456#define E1000_RFCTL_EXTEN 0x00008000
457#define E1000_RFCTL_IPV6_EX_DIS 0x00010000
458#define E1000_RFCTL_NEW_IPV6_EXT_DIS 0x00020000
459
460/* PSRCTL parsing */
461#define E1000_PSRCTL_BSIZE0_MASK 0x0000007F
462#define E1000_PSRCTL_BSIZE1_MASK 0x00003F00
463#define E1000_PSRCTL_BSIZE2_MASK 0x003F0000
464#define E1000_PSRCTL_BSIZE3_MASK 0x3F000000
465
466#define E1000_PSRCTL_BSIZE0_SHIFT 0
467#define E1000_PSRCTL_BSIZE1_SHIFT 8
468#define E1000_PSRCTL_BSIZE2_SHIFT 16
469#define E1000_PSRCTL_BSIZE3_SHIFT 24
470
471#define E1000_PSRCTL_BUFFS_PER_DESC 4
472
473/* TARC* parsing */
474#define E1000_TARC_ENABLE BIT(10)
475
476/* PHY 1000 MII Register/Bit Definitions */
477/* PHY Registers defined by IEEE */
478#define PHY_CTRL 0x00 /* Control Register */
479#define PHY_STATUS 0x01 /* Status Regiser */
480#define PHY_ID1 0x02 /* Phy Id Reg (word 1) */
481#define PHY_ID2 0x03 /* Phy Id Reg (word 2) */
482#define PHY_AUTONEG_ADV 0x04 /* Autoneg Advertisement */
483#define PHY_LP_ABILITY 0x05 /* Link Partner Ability (Base Page) */
484#define PHY_AUTONEG_EXP 0x06 /* Autoneg Expansion Reg */
485#define PHY_NEXT_PAGE_TX 0x07 /* Next Page TX */
486#define PHY_LP_NEXT_PAGE 0x08 /* Link Partner Next Page */
487#define PHY_1000T_CTRL 0x09 /* 1000Base-T Control Reg */
488#define PHY_1000T_STATUS 0x0A /* 1000Base-T Status Reg */
489#define PHY_EXT_STATUS 0x0F /* Extended Status Reg */
490
491/* 82574-specific registers */
492#define PHY_COPPER_CTRL1 0x10 /* Copper Specific Control Register 1 */
493#define PHY_COPPER_STAT1 0x11 /* Copper Specific Status Register 1 */
494#define PHY_COPPER_INT_ENABLE 0x12 /* Interrupt Enable Register */
495#define PHY_COPPER_STAT2 0x13 /* Copper Specific Status Register 2 */
496#define PHY_COPPER_CTRL3 0x14 /* Copper Specific Control Register 3 */
497#define PHY_COPPER_CTRL2 0x1A /* Copper Specific Control Register 2 */
498#define PHY_RX_ERR_CNTR 0x15 /* Receive Error Counter */
499#define PHY_PAGE 0x16 /* Page Address (Any page) */
500#define PHY_OEM_BITS 0x19 /* OEM Bits (Page 0) */
501#define PHY_BIAS_1 0x1d /* Bias Setting Register */
502#define PHY_BIAS_2 0x1e /* Bias Setting Register */
503
504/* 82574-specific registers - page 2 */
505#define PHY_MAC_CTRL1 0x10 /* MAC Specific Control Register 1 */
506#define PHY_MAC_INT_ENABLE 0x12 /* MAC Interrupt Enable Register */
507#define PHY_MAC_STAT 0x13 /* MAC Specific Status Register */
508#define PHY_MAC_CTRL2 0x15 /* MAC Specific Control Register 2 */
509
510/* 82574-specific registers - page 3 */
511#define PHY_LED_03_FUNC_CTRL1 0x10 /* LED[3:0] Function Control */
512#define PHY_LED_03_POL_CTRL 0x11 /* LED[3:0] Polarity Control */
513#define PHY_LED_TIMER_CTRL 0x12 /* LED Timer Control */
514#define PHY_LED_45_CTRL 0x13 /* LED[5:4] Function Control and Polarity */
515
516/* 82574-specific registers - page 5 */
517#define PHY_1000T_SKEW 0x14 /* 1000 BASE - T Pair Skew Register */
518#define PHY_1000T_SWAP 0x15 /* 1000 BASE - T Pair Swap and Polarity */
519
520/* 82574-specific registers - page 6 */
521#define PHY_CRC_COUNTERS 0x11 /* CRC Counters */
522
523#define PHY_PAGE_RW_MASK 0x7F /* R/W part of page address register */
524
525#define MAX_PHY_REG_ADDRESS 0x1F /* 5 bit address bus (0-0x1F) */
526#define MAX_PHY_MULTI_PAGE_REG 0xF /* Registers equal on all pages */
527
528/* M88E1000 Specific Registers */
529#define M88E1000_PHY_SPEC_CTRL 0x10 /* PHY Specific Control Register */
530#define M88E1000_PHY_SPEC_STATUS 0x11 /* PHY Specific Status Register */
531#define M88E1000_INT_ENABLE 0x12 /* Interrupt Enable Register */
532#define M88E1000_INT_STATUS 0x13 /* Interrupt Status Register */
533#define M88E1000_EXT_PHY_SPEC_CTRL 0x14 /* Extended PHY Specific Control */
534#define M88E1000_RX_ERR_CNTR 0x15 /* Receive Error Counter */
535
536#define M88E1000_PHY_EXT_CTRL 0x1A /* PHY extend control register */
537#define M88E1000_PHY_PAGE_SELECT 0x1D /* Reg 29 for page number setting */
538#define M88E1000_PHY_GEN_CONTROL 0x1E /* Its meaning depends on reg 29 */
539#define M88E1000_PHY_VCO_REG_BIT8 0x100 /* Bits 8 & 11 are adjusted for */
540#define M88E1000_PHY_VCO_REG_BIT11 0x800 /* improved BER performance */
541
542/* PHY Control Register */
543#define MII_CR_SPEED_SELECT_MSB 0x0040 /* bits 6,13: 10=1000, 01=100, 00=10 */
544#define MII_CR_COLL_TEST_ENABLE 0x0080 /* Collision test enable */
545#define MII_CR_FULL_DUPLEX 0x0100 /* FDX =1, half duplex =0 */
546#define MII_CR_RESTART_AUTO_NEG 0x0200 /* Restart auto negotiation */
547#define MII_CR_ISOLATE 0x0400 /* Isolate PHY from MII */
548#define MII_CR_POWER_DOWN 0x0800 /* Power down */
549#define MII_CR_AUTO_NEG_EN 0x1000 /* Auto Neg Enable */
550#define MII_CR_SPEED_SELECT_LSB 0x2000 /* bits 6,13: 10=1000, 01=100, 00=10 */
551#define MII_CR_LOOPBACK 0x4000 /* 0 = normal, 1 = loopback */
552#define MII_CR_RESET 0x8000 /* 0 = normal, 1 = PHY reset */
553
554/* PHY Status Register */
555#define MII_SR_EXTENDED_CAPS 0x0001 /* Extended register capabilities */
556#define MII_SR_JABBER_DETECT 0x0002 /* Jabber Detected */
557#define MII_SR_LINK_STATUS 0x0004 /* Link Status 1 = link */
558#define MII_SR_AUTONEG_CAPS 0x0008 /* Auto Neg Capable */
559#define MII_SR_REMOTE_FAULT 0x0010 /* Remote Fault Detect */
560#define MII_SR_AUTONEG_COMPLETE 0x0020 /* Auto Neg Complete */
561#define MII_SR_PREAMBLE_SUPPRESS 0x0040 /* Preamble may be suppressed */
562#define MII_SR_EXTENDED_STATUS 0x0100 /* Ext. status info in Reg 0x0F */
563#define MII_SR_100T2_HD_CAPS 0x0200 /* 100T2 Half Duplex Capable */
564#define MII_SR_100T2_FD_CAPS 0x0400 /* 100T2 Full Duplex Capable */
565#define MII_SR_10T_HD_CAPS 0x0800 /* 10T Half Duplex Capable */
566#define MII_SR_10T_FD_CAPS 0x1000 /* 10T Full Duplex Capable */
567#define MII_SR_100X_HD_CAPS 0x2000 /* 100X Half Duplex Capable */
568#define MII_SR_100X_FD_CAPS 0x4000 /* 100X Full Duplex Capable */
569#define MII_SR_100T4_CAPS 0x8000 /* 100T4 Capable */
570
571/* PHY Link Partner Ability Register */
572#define MII_LPAR_LPACK 0x4000 /* Acked by link partner */
573
574/* Interrupt Cause Read */
575#define E1000_ICR_TXDW 0x00000001 /* Transmit desc written back */
576#define E1000_ICR_TXQE 0x00000002 /* Transmit Queue empty */
577#define E1000_ICR_LSC 0x00000004 /* Link Status Change */
578#define E1000_ICR_RXSEQ 0x00000008 /* rx sequence error */
579#define E1000_ICR_RXDMT0 0x00000010 /* rx desc min. threshold (0) */
580#define E1000_ICR_RXO 0x00000040 /* rx overrun */
581#define E1000_ICR_RXT0 0x00000080 /* rx timer intr (ring 0) */
582#define E1000_ICR_MDAC 0x00000200 /* MDIO access complete */
583#define E1000_ICR_RXCFG 0x00000400 /* RX /c/ ordered set */
584#define E1000_ICR_GPI_EN0 0x00000800 /* GP Int 0 */
585#define E1000_ICR_GPI_EN1 0x00001000 /* GP Int 1 */
586#define E1000_ICR_GPI_EN2 0x00002000 /* GP Int 2 */
587#define E1000_ICR_GPI_EN3 0x00004000 /* GP Int 3 */
588#define E1000_ICR_TXD_LOW 0x00008000
589#define E1000_ICR_SRPD 0x00010000
590#define E1000_ICR_ACK 0x00020000 /* Receive Ack frame */
591#define E1000_ICR_MNG 0x00040000 /* Manageability event */
592#define E1000_ICR_DOCK 0x00080000 /* Dock/Undock */
593#define E1000_ICR_INT_ASSERTED 0x80000000 /* If this bit asserted, the driver should claim the interrupt */
594#define E1000_ICR_RXD_FIFO_PAR0 0x00100000 /* queue 0 Rx descriptor FIFO parity error */
595#define E1000_ICR_TXD_FIFO_PAR0 0x00200000 /* queue 0 Tx descriptor FIFO parity error */
596#define E1000_ICR_HOST_ARB_PAR 0x00400000 /* host arb read buffer parity error */
597#define E1000_ICR_PB_PAR 0x00800000 /* packet buffer parity error */
598#define E1000_ICR_RXD_FIFO_PAR1 0x01000000 /* queue 1 Rx descriptor FIFO parity error */
599#define E1000_ICR_TXD_FIFO_PAR1 0x02000000 /* queue 1 Tx descriptor FIFO parity error */
600#define E1000_ICR_ALL_PARITY 0x03F00000 /* all parity error bits */
601#define E1000_ICR_DSW 0x00000020 /* FW changed the status of DISSW bit in the FWSM */
602#define E1000_ICR_PHYINT 0x00001000 /* LAN connected device generates an interrupt */
603#define E1000_ICR_EPRST 0x00100000 /* ME handware reset occurs */
604#define E1000_ICR_RXQ0 0x00100000 /* Rx Queue 0 Interrupt */
605#define E1000_ICR_RXQ1 0x00200000 /* Rx Queue 1 Interrupt */
606#define E1000_ICR_TXQ0 0x00400000 /* Tx Queue 0 Interrupt */
607#define E1000_ICR_TXQ1 0x00800000 /* Tx Queue 1 Interrupt */
608#define E1000_ICR_OTHER 0x01000000 /* Other Interrupts */
609
610#define E1000_ICR_OTHER_CAUSES (E1000_ICR_LSC | \
611 E1000_ICR_RXO | \
612 E1000_ICR_MDAC | \
613 E1000_ICR_SRPD | \
614 E1000_ICR_ACK | \
615 E1000_ICR_MNG)
616
617/* Interrupt Cause Set */
618#define E1000_ICS_TXDW E1000_ICR_TXDW /* Transmit desc written back */
619#define E1000_ICS_TXQE E1000_ICR_TXQE /* Transmit Queue empty */
620#define E1000_ICS_LSC E1000_ICR_LSC /* Link Status Change */
621#define E1000_ICS_RXSEQ E1000_ICR_RXSEQ /* rx sequence error */
622#define E1000_ICS_RXDMT0 E1000_ICR_RXDMT0 /* rx desc min. threshold */
623#define E1000_ICS_RXO E1000_ICR_RXO /* rx overrun */
624#define E1000_ICS_RXT0 E1000_ICR_RXT0 /* rx timer intr */
625#define E1000_ICS_MDAC E1000_ICR_MDAC /* MDIO access complete */
626#define E1000_ICS_RXCFG E1000_ICR_RXCFG /* RX /c/ ordered set */
627#define E1000_ICS_GPI_EN0 E1000_ICR_GPI_EN0 /* GP Int 0 */
628#define E1000_ICS_GPI_EN1 E1000_ICR_GPI_EN1 /* GP Int 1 */
629#define E1000_ICS_GPI_EN2 E1000_ICR_GPI_EN2 /* GP Int 2 */
630#define E1000_ICS_GPI_EN3 E1000_ICR_GPI_EN3 /* GP Int 3 */
631#define E1000_ICS_TXD_LOW E1000_ICR_TXD_LOW
632#define E1000_ICS_SRPD E1000_ICR_SRPD
633#define E1000_ICS_ACK E1000_ICR_ACK /* Receive Ack frame */
634#define E1000_ICS_MNG E1000_ICR_MNG /* Manageability event */
635#define E1000_ICS_DOCK E1000_ICR_DOCK /* Dock/Undock */
636#define E1000_ICS_RXD_FIFO_PAR0 E1000_ICR_RXD_FIFO_PAR0 /* queue 0 Rx descriptor FIFO parity error */
637#define E1000_ICS_TXD_FIFO_PAR0 E1000_ICR_TXD_FIFO_PAR0 /* queue 0 Tx descriptor FIFO parity error */
638#define E1000_ICS_HOST_ARB_PAR E1000_ICR_HOST_ARB_PAR /* host arb read buffer parity error */
639#define E1000_ICS_PB_PAR E1000_ICR_PB_PAR /* packet buffer parity error */
640#define E1000_ICS_RXD_FIFO_PAR1 E1000_ICR_RXD_FIFO_PAR1 /* queue 1 Rx descriptor FIFO parity error */
641#define E1000_ICS_TXD_FIFO_PAR1 E1000_ICR_TXD_FIFO_PAR1 /* queue 1 Tx descriptor FIFO parity error */
642#define E1000_ICS_DSW E1000_ICR_DSW
643#define E1000_ICS_PHYINT E1000_ICR_PHYINT
644#define E1000_ICS_EPRST E1000_ICR_EPRST
645
646/* Interrupt Mask Set */
647#define E1000_IMS_TXDW E1000_ICR_TXDW /* Transmit desc written back */
648#define E1000_IMS_TXQE E1000_ICR_TXQE /* Transmit Queue empty */
649#define E1000_IMS_LSC E1000_ICR_LSC /* Link Status Change */
650#define E1000_IMS_RXSEQ E1000_ICR_RXSEQ /* rx sequence error */
651#define E1000_IMS_RXDMT0 E1000_ICR_RXDMT0 /* rx desc min. threshold */
652#define E1000_IMS_RXO E1000_ICR_RXO /* rx overrun */
653#define E1000_IMS_RXT0 E1000_ICR_RXT0 /* rx timer intr */
654#define E1000_IMS_MDAC E1000_ICR_MDAC /* MDIO access complete */
655#define E1000_IMS_RXCFG E1000_ICR_RXCFG /* RX /c/ ordered set */
656#define E1000_IMS_GPI_EN0 E1000_ICR_GPI_EN0 /* GP Int 0 */
657#define E1000_IMS_GPI_EN1 E1000_ICR_GPI_EN1 /* GP Int 1 */
658#define E1000_IMS_GPI_EN2 E1000_ICR_GPI_EN2 /* GP Int 2 */
659#define E1000_IMS_GPI_EN3 E1000_ICR_GPI_EN3 /* GP Int 3 */
660#define E1000_IMS_TXD_LOW E1000_ICR_TXD_LOW
661#define E1000_IMS_SRPD E1000_ICR_SRPD
662#define E1000_IMS_ACK E1000_ICR_ACK /* Receive Ack frame */
663#define E1000_IMS_MNG E1000_ICR_MNG /* Manageability event */
664#define E1000_IMS_RXQ0 E1000_ICR_RXQ0
665#define E1000_IMS_RXQ1 E1000_ICR_RXQ1
666#define E1000_IMS_TXQ0 E1000_ICR_TXQ0
667#define E1000_IMS_TXQ1 E1000_ICR_TXQ1
668#define E1000_IMS_OTHER E1000_ICR_OTHER
669#define E1000_IMS_DOCK E1000_ICR_DOCK /* Dock/Undock */
670#define E1000_IMS_RXD_FIFO_PAR0 E1000_ICR_RXD_FIFO_PAR0 /* queue 0 Rx descriptor FIFO parity error */
671#define E1000_IMS_TXD_FIFO_PAR0 E1000_ICR_TXD_FIFO_PAR0 /* queue 0 Tx descriptor FIFO parity error */
672#define E1000_IMS_HOST_ARB_PAR E1000_ICR_HOST_ARB_PAR /* host arb read buffer parity error */
673#define E1000_IMS_PB_PAR E1000_ICR_PB_PAR /* packet buffer parity error */
674#define E1000_IMS_RXD_FIFO_PAR1 E1000_ICR_RXD_FIFO_PAR1 /* queue 1 Rx descriptor FIFO parity error */
675#define E1000_IMS_TXD_FIFO_PAR1 E1000_ICR_TXD_FIFO_PAR1 /* queue 1 Tx descriptor FIFO parity error */
676#define E1000_IMS_DSW E1000_ICR_DSW
677#define E1000_IMS_PHYINT E1000_ICR_PHYINT
678#define E1000_IMS_EPRST E1000_ICR_EPRST
679
680/* Interrupt Mask Clear */
681#define E1000_IMC_TXDW E1000_ICR_TXDW /* Transmit desc written back */
682#define E1000_IMC_TXQE E1000_ICR_TXQE /* Transmit Queue empty */
683#define E1000_IMC_LSC E1000_ICR_LSC /* Link Status Change */
684#define E1000_IMC_RXSEQ E1000_ICR_RXSEQ /* rx sequence error */
685#define E1000_IMC_RXDMT0 E1000_ICR_RXDMT0 /* rx desc min. threshold */
686#define E1000_IMC_RXO E1000_ICR_RXO /* rx overrun */
687#define E1000_IMC_RXT0 E1000_ICR_RXT0 /* rx timer intr */
688#define E1000_IMC_MDAC E1000_ICR_MDAC /* MDIO access complete */
689#define E1000_IMC_RXCFG E1000_ICR_RXCFG /* RX /c/ ordered set */
690#define E1000_IMC_GPI_EN0 E1000_ICR_GPI_EN0 /* GP Int 0 */
691#define E1000_IMC_GPI_EN1 E1000_ICR_GPI_EN1 /* GP Int 1 */
692#define E1000_IMC_GPI_EN2 E1000_ICR_GPI_EN2 /* GP Int 2 */
693#define E1000_IMC_GPI_EN3 E1000_ICR_GPI_EN3 /* GP Int 3 */
694#define E1000_IMC_TXD_LOW E1000_ICR_TXD_LOW
695#define E1000_IMC_SRPD E1000_ICR_SRPD
696#define E1000_IMC_ACK E1000_ICR_ACK /* Receive Ack frame */
697#define E1000_IMC_MNG E1000_ICR_MNG /* Manageability event */
698#define E1000_IMC_DOCK E1000_ICR_DOCK /* Dock/Undock */
699#define E1000_IMC_RXD_FIFO_PAR0 E1000_ICR_RXD_FIFO_PAR0 /* queue 0 Rx descriptor FIFO parity error */
700#define E1000_IMC_TXD_FIFO_PAR0 E1000_ICR_TXD_FIFO_PAR0 /* queue 0 Tx descriptor FIFO parity error */
701#define E1000_IMC_HOST_ARB_PAR E1000_ICR_HOST_ARB_PAR /* host arb read buffer parity error */
702#define E1000_IMC_PB_PAR E1000_ICR_PB_PAR /* packet buffer parity error */
703#define E1000_IMC_RXD_FIFO_PAR1 E1000_ICR_RXD_FIFO_PAR1 /* queue 1 Rx descriptor FIFO parity error */
704#define E1000_IMC_TXD_FIFO_PAR1 E1000_ICR_TXD_FIFO_PAR1 /* queue 1 Tx descriptor FIFO parity error */
705#define E1000_IMC_DSW E1000_ICR_DSW
706#define E1000_IMC_PHYINT E1000_ICR_PHYINT
707#define E1000_IMC_EPRST E1000_ICR_EPRST
708
709/* Receive Control */
710#define E1000_RCTL_RST 0x00000001 /* Software reset */
711#define E1000_RCTL_EN 0x00000002 /* enable */
712#define E1000_RCTL_SBP 0x00000004 /* store bad packet */
713#define E1000_RCTL_UPE 0x00000008 /* unicast promiscuous enable */
714#define E1000_RCTL_MPE 0x00000010 /* multicast promiscuous enab */
715#define E1000_RCTL_LPE 0x00000020 /* long packet enable */
716#define E1000_RCTL_LBM_NO 0x00000000 /* no loopback mode */
717#define E1000_RCTL_LBM_MAC 0x00000040 /* MAC loopback mode */
718#define E1000_RCTL_LBM_SLP 0x00000080 /* serial link loopback mode */
719#define E1000_RCTL_LBM_TCVR 0x000000C0 /* tcvr loopback mode */
720#define E1000_RCTL_DTYP_MASK 0x00000C00 /* Descriptor type mask */
721#define E1000_RCTL_DTYP_PS 0x00000400 /* Packet Split descriptor */
722#define E1000_RCTL_RDMTS_HALF 0x00000000 /* rx desc min threshold size */
723#define E1000_RCTL_RDMTS_QUAT 0x00000100 /* rx desc min threshold size */
724#define E1000_RCTL_RDMTS_EIGTH 0x00000200 /* rx desc min threshold size */
725#define E1000_RCTL_MO_SHIFT 12 /* multicast offset shift */
726#define E1000_RCTL_MO_0 0x00000000 /* multicast offset 11:0 */
727#define E1000_RCTL_MO_1 0x00001000 /* multicast offset 12:1 */
728#define E1000_RCTL_MO_2 0x00002000 /* multicast offset 13:2 */
729#define E1000_RCTL_MO_3 0x00003000 /* multicast offset 15:4 */
730#define E1000_RCTL_MDR 0x00004000 /* multicast desc ring 0 */
731#define E1000_RCTL_BAM 0x00008000 /* broadcast enable */
732/* these buffer sizes are valid if E1000_RCTL_BSEX is 0 */
733#define E1000_RCTL_SZ_2048 0x00000000 /* rx buffer size 2048 */
734#define E1000_RCTL_SZ_1024 0x00010000 /* rx buffer size 1024 */
735#define E1000_RCTL_SZ_512 0x00020000 /* rx buffer size 512 */
736#define E1000_RCTL_SZ_256 0x00030000 /* rx buffer size 256 */
737/* these buffer sizes are valid if E1000_RCTL_BSEX is 1 */
738#define E1000_RCTL_SZ_16384 0x00010000 /* rx buffer size 16384 */
739#define E1000_RCTL_SZ_8192 0x00020000 /* rx buffer size 8192 */
740#define E1000_RCTL_SZ_4096 0x00030000 /* rx buffer size 4096 */
741#define E1000_RCTL_VFE 0x00040000 /* vlan filter enable */
742#define E1000_RCTL_CFIEN 0x00080000 /* canonical form enable */
743#define E1000_RCTL_CFI 0x00100000 /* canonical form indicator */
744#define E1000_RCTL_DPF 0x00400000 /* discard pause frames */
745#define E1000_RCTL_PMCF 0x00800000 /* pass MAC control frames */
746#define E1000_RCTL_BSEX 0x02000000 /* Buffer size extension */
747#define E1000_RCTL_SECRC 0x04000000 /* Strip Ethernet CRC */
748#define E1000_RCTL_FLXBUF_MASK 0x78000000 /* Flexible buffer size */
749#define E1000_RCTL_FLXBUF_SHIFT 27 /* Flexible buffer shift */
750
751
752#define E1000_EEPROM_SWDPIN0 0x0001 /* SWDPIN 0 EEPROM Value */
753#define E1000_EEPROM_LED_LOGIC 0x0020 /* Led Logic Word */
754#define E1000_EEPROM_RW_REG_DATA 16 /* Offset to data in EEPROM read/write registers */
755#define E1000_EEPROM_RW_REG_DONE 0x10 /* Offset to READ/WRITE done bit */
756#define E1000_EEPROM_RW_REG_START 1 /* First bit for telling part to start operation */
757#define E1000_EEPROM_RW_ADDR_SHIFT 8 /* Shift to the address bits */
758#define E1000_EEPROM_POLL_WRITE 1 /* Flag for polling for write complete */
759#define E1000_EEPROM_POLL_READ 0 /* Flag for polling for read complete */
760
761/* 82574 EERD/EEWR registers layout */
762#define E1000_EERW_START BIT(0)
763#define E1000_EERW_DONE BIT(1)
764#define E1000_EERW_ADDR_SHIFT 2
765#define E1000_EERW_ADDR_MASK ((1L << 14) - 1)
766#define E1000_EERW_DATA_SHIFT 16
767#define E1000_EERW_DATA_MASK ((1L << 16) - 1)
768
769/* Register Bit Masks */
770/* Device Control */
771#define E1000_CTRL_FD 0x00000001 /* Full duplex.0=half; 1=full */
772#define E1000_CTRL_BEM 0x00000002 /* Endian Mode.0=little,1=big */
773#define E1000_CTRL_PRIOR 0x00000004 /* Priority on PCI. 0=rx,1=fair */
774#define E1000_CTRL_GIO_MASTER_DISABLE 0x00000004 /*Blocks new Master requests */
775#define E1000_CTRL_LRST 0x00000008 /* Link reset. 0=normal,1=reset */
776#define E1000_CTRL_TME 0x00000010 /* Test mode. 0=normal,1=test */
777#define E1000_CTRL_SLE 0x00000020 /* Serial Link on 0=dis,1=en */
778#define E1000_CTRL_ASDE 0x00000020 /* Auto-speed detect enable */
779#define E1000_CTRL_SLU 0x00000040 /* Set link up (Force Link) */
780#define E1000_CTRL_ILOS 0x00000080 /* Invert Loss-Of Signal */
781#define E1000_CTRL_SPD_SEL 0x00000300 /* Speed Select Mask */
782#define E1000_CTRL_SPD_10 0x00000000 /* Force 10Mb */
783#define E1000_CTRL_SPD_100 0x00000100 /* Force 100Mb */
784#define E1000_CTRL_SPD_1000 0x00000200 /* Force 1Gb */
785#define E1000_CTRL_BEM32 0x00000400 /* Big Endian 32 mode */
786#define E1000_CTRL_FRCSPD 0x00000800 /* Force Speed */
787#define E1000_CTRL_FRCDPX 0x00001000 /* Force Duplex */
788#define E1000_CTRL_D_UD_EN 0x00002000 /* Dock/Undock enable */
789#define E1000_CTRL_D_UD_POLARITY 0x00004000 /* Defined polarity of Dock/Undock indication in SDP[0] */
790#define E1000_CTRL_FORCE_PHY_RESET 0x00008000 /* Reset both PHY ports, through PHYRST_N pin */
791#define E1000_CTRL_SPD_SHIFT 8 /* Speed Select Shift */
792
793#define E1000_CTRL_EXT_ASDCHK 0x00001000 /* auto speed detection check */
794#define E1000_CTRL_EXT_EE_RST 0x00002000 /* EEPROM reset */
795#define E1000_CTRL_EXT_LINK_EN 0x00010000 /* enable link status from external LINK_0 and LINK_1 pins */
796#define E1000_CTRL_EXT_EIAME 0x01000000
797#define E1000_CTRL_EXT_IAME 0x08000000 /* Int ACK Auto-mask */
798#define E1000_CTRL_EXT_PBA_CLR 0x80000000 /* PBA Clear */
799#define E1000_CTRL_EXT_INT_TIMERS_CLEAR_ENA 0x20000000
800#define E1000_CTRL_EXT_SPD_BYPS 0x00008000 /* Speed Select Bypass */
801
802#define E1000_CTRL_SWDPIN0 0x00040000 /* SWDPIN 0 value */
803#define E1000_CTRL_SWDPIN1 0x00080000 /* SWDPIN 1 value */
804#define E1000_CTRL_SWDPIN2 0x00100000 /* SWDPIN 2 value */
805#define E1000_CTRL_SWDPIN3 0x00200000 /* SWDPIN 3 value */
806#define E1000_CTRL_SWDPIO0 0x00400000 /* SWDPIN 0 Input or output */
807#define E1000_CTRL_SWDPIO1 0x00800000 /* SWDPIN 1 input or output */
808#define E1000_CTRL_SWDPIO2 0x01000000 /* SWDPIN 2 input or output */
809#define E1000_CTRL_SWDPIO3 0x02000000 /* SWDPIN 3 input or output */
810#define E1000_CTRL_ADVD3WUC 0x00100000 /* D3 WUC */
811#define E1000_CTRL_RST 0x04000000 /* Global reset */
812#define E1000_CTRL_RFCE 0x08000000 /* Receive Flow Control enable */
813#define E1000_CTRL_TFCE 0x10000000 /* Transmit flow control enable */
814#define E1000_CTRL_RTE 0x20000000 /* Routing tag enable */
815#define E1000_CTRL_VME 0x40000000 /* IEEE VLAN mode enable */
816#define E1000_CTRL_PHY_RST 0x80000000 /* PHY Reset */
817#define E1000_CTRL_SW2FW_INT 0x02000000 /* Initiate an interrupt to manageability engine */
818
819/* Device Status */
820#define E1000_STATUS_FD 0x00000001 /* Full duplex.0=half,1=full */
821#define E1000_STATUS_LU 0x00000002 /* Link up.0=no,1=link */
822#define E1000_STATUS_FUNC_MASK 0x0000000C /* PCI Function Mask */
823#define E1000_STATUS_FUNC_SHIFT 2
824#define E1000_STATUS_FUNC_0 0x00000000 /* Function 0 */
825#define E1000_STATUS_FUNC_1 0x00000004 /* Function 1 */
826#define E1000_STATUS_TXOFF 0x00000010 /* transmission paused */
827#define E1000_STATUS_TBIMODE 0x00000020 /* TBI mode */
828#define E1000_STATUS_SPEED_MASK 0x000000C0
829#define E1000_STATUS_SPEED_10 0x00000000 /* Speed 10Mb/s */
830#define E1000_STATUS_SPEED_100 0x00000040 /* Speed 100Mb/s */
831#define E1000_STATUS_SPEED_1000 0x00000080 /* Speed 1000Mb/s */
832#define E1000_STATUS_LAN_INIT_DONE 0x00000200 /* Lan Init Completion
833 by EEPROM/Flash */
834#define E1000_STATUS_ASDV 0x00000300 /* Auto speed detect value */
835#define E1000_STATUS_ASDV_10 0x00000000 /* ASDV 10Mb */
836#define E1000_STATUS_ASDV_100 0x00000100 /* ASDV 100Mb */
837#define E1000_STATUS_ASDV_1000 0x00000200 /* ASDV 1Gb */
838#define E1000_STATUS_DOCK_CI 0x00000800 /* Change in Dock/Undock state. Clear on write '0'. */
839#define E1000_STATUS_GIO_MASTER_ENABLE 0x00080000 /* Status of Master requests. */
840#define E1000_STATUS_MTXCKOK 0x00000400 /* MTX clock running OK */
841#define E1000_STATUS_PHYRA 0x00000400 /* PHY Reset Asserted */
842#define E1000_STATUS_PCI66 0x00000800 /* In 66Mhz slot */
843#define E1000_STATUS_BUS64 0x00001000 /* In 64 bit slot */
844#define E1000_STATUS_PCIX_MODE 0x00002000 /* PCI-X mode */
845#define E1000_STATUS_PCIX_SPEED 0x0000C000 /* PCI-X bus speed */
846#define E1000_STATUS_BMC_SKU_0 0x00100000 /* BMC USB redirect disabled */
847#define E1000_STATUS_BMC_SKU_1 0x00200000 /* BMC SRAM disabled */
848#define E1000_STATUS_BMC_SKU_2 0x00400000 /* BMC SDRAM disabled */
849#define E1000_STATUS_BMC_CRYPTO 0x00800000 /* BMC crypto disabled */
850#define E1000_STATUS_BMC_LITE 0x01000000 /* BMC external code execution disabled */
851#define E1000_STATUS_RGMII_ENABLE 0x02000000 /* RGMII disabled */
852#define E1000_STATUS_FUSE_8 0x04000000
853#define E1000_STATUS_FUSE_9 0x08000000
854#define E1000_STATUS_SERDES0_DIS 0x10000000 /* SERDES disabled on port 0 */
855#define E1000_STATUS_SERDES1_DIS 0x20000000 /* SERDES disabled on port 1 */
856#define E1000_STATUS_SPEED_SHIFT 6
857#define E1000_STATUS_ASDV_SHIFT 8
858
859/* EEPROM/Flash Control */
860#define E1000_EECD_SK 0x00000001 /* EEPROM Clock */
861#define E1000_EECD_CS 0x00000002 /* EEPROM Chip Select */
862#define E1000_EECD_DI 0x00000004 /* EEPROM Data In */
863#define E1000_EECD_DO 0x00000008 /* EEPROM Data Out */
864#define E1000_EECD_FWE_MASK 0x00000030
865#define E1000_EECD_FWE_DIS 0x00000010 /* Disable FLASH writes */
866#define E1000_EECD_FWE_EN 0x00000020 /* Enable FLASH writes */
867#define E1000_EECD_FWE_SHIFT 4
868#define E1000_EECD_REQ 0x00000040 /* EEPROM Access Request */
869#define E1000_EECD_GNT 0x00000080 /* EEPROM Access Grant */
870#define E1000_EECD_PRES 0x00000100 /* EEPROM Present */
871#define E1000_EECD_SIZE 0x00000200 /* EEPROM Size (0=64 word 1=256 word) */
872#define E1000_EECD_ADDR_BITS 0x00000400 /* EEPROM Addressing bits based on type
873 * (0-small, 1-large) */
874#define E1000_EECD_TYPE 0x00002000 /* EEPROM Type (1-SPI, 0-Microwire) */
875#ifndef E1000_EEPROM_GRANT_ATTEMPTS
876#define E1000_EEPROM_GRANT_ATTEMPTS 1000 /* EEPROM # attempts to gain grant */
877#endif
878#define E1000_EECD_AUTO_RD 0x00000200 /* EEPROM Auto Read done */
879#define E1000_EECD_SIZE_EX_MASK 0x00007800 /* EEprom Size */
880#define E1000_EECD_SIZE_EX_SHIFT 11
881#define E1000_EECD_NVADDS 0x00018000 /* NVM Address Size */
882#define E1000_EECD_SELSHAD 0x00020000 /* Select Shadow RAM */
883#define E1000_EECD_INITSRAM 0x00040000 /* Initialize Shadow RAM */
884#define E1000_EECD_FLUPD 0x00080000 /* Update FLASH */
885#define E1000_EECD_AUPDEN 0x00100000 /* Enable Autonomous FLASH update */
886#define E1000_EECD_SHADV 0x00200000 /* Shadow RAM Data Valid */
887#define E1000_EECD_SEC1VAL 0x00400000 /* Sector One Valid */
888
889
890#define E1000_EECD_SECVAL_SHIFT 22
891#define E1000_STM_OPCODE 0xDB00
892#define E1000_HICR_FW_RESET 0xC0
893
894#define E1000_SHADOW_RAM_WORDS 2048
895#define E1000_ICH_NVM_SIG_WORD 0x13
896#define E1000_ICH_NVM_SIG_MASK 0xC0
897
898/* MDI Control */
899#define E1000_MDIC_DATA_MASK 0x0000FFFF
900#define E1000_MDIC_REG_MASK 0x001F0000
901#define E1000_MDIC_REG_SHIFT 16
902#define E1000_MDIC_PHY_MASK 0x03E00000
903#define E1000_MDIC_PHY_SHIFT 21
904#define E1000_MDIC_OP_WRITE 0x04000000
905#define E1000_MDIC_OP_READ 0x08000000
906#define E1000_MDIC_READY 0x10000000
907#define E1000_MDIC_INT_EN 0x20000000
908#define E1000_MDIC_ERROR 0x40000000
909
910/* Rx Interrupt Delay Timer */
911#define E1000_RDTR_FPD BIT(31)
912
913/* Tx Interrupt Delay Timer */
914#define E1000_TIDV_FPD BIT(31)
915
916/* Delay increments in nanoseconds for delayed interrupts registers */
917#define E1000_INTR_DELAY_NS_RES (1024)
918
919/* Delay increments in nanoseconds for interrupt throttling registers */
920#define E1000_INTR_THROTTLING_NS_RES (256)
921
922/* EEPROM Commands - Microwire */
923#define EEPROM_READ_OPCODE_MICROWIRE 0x6 /* EEPROM read opcode */
924#define EEPROM_WRITE_OPCODE_MICROWIRE 0x5 /* EEPROM write opcode */
925#define EEPROM_ERASE_OPCODE_MICROWIRE 0x7 /* EEPROM erase opcode */
926#define EEPROM_EWEN_OPCODE_MICROWIRE 0x13 /* EEPROM erase/write enable */
927#define EEPROM_EWDS_OPCODE_MICROWIRE 0x10 /* EEPROM erast/write disable */
928
929/* EEPROM Word Offsets */
930#define EEPROM_COMPAT 0x0003
931#define EEPROM_ID_LED_SETTINGS 0x0004
932#define EEPROM_VERSION 0x0005
933#define EEPROM_SERDES_AMPLITUDE 0x0006 /* For SERDES output amplitude adjustment. */
934#define EEPROM_PHY_CLASS_WORD 0x0007
935#define EEPROM_INIT_CONTROL1_REG 0x000A
936#define EEPROM_INIT_CONTROL2_REG 0x000F
937#define EEPROM_SWDEF_PINS_CTRL_PORT_1 0x0010
938#define EEPROM_INIT_CONTROL3_PORT_B 0x0014
939#define EEPROM_INIT_3GIO_3 0x001A
940#define EEPROM_SWDEF_PINS_CTRL_PORT_0 0x0020
941#define EEPROM_INIT_CONTROL3_PORT_A 0x0024
942#define EEPROM_CFG 0x0012
943#define EEPROM_FLASH_VERSION 0x0032
944#define EEPROM_CHECKSUM_REG 0x003F
945
946#define E1000_EEPROM_CFG_DONE 0x00040000 /* MNG config cycle done */
947#define E1000_EEPROM_CFG_DONE_PORT_1 0x00080000 /* ...for second port */
948
949/* PCI Express Control */
950/* 3GIO Control Register - GCR (0x05B00; RW) */
951#define E1000_L0S_ADJUST (1 << 9)
952#define E1000_L1_ENTRY_LATENCY_MSB (1 << 23)
953#define E1000_L1_ENTRY_LATENCY_LSB (1 << 25 | 1 << 26)
954
955#define E1000_L0S_ADJUST (1 << 9)
956#define E1000_L1_ENTRY_LATENCY_MSB (1 << 23)
957#define E1000_L1_ENTRY_LATENCY_LSB (1 << 25 | 1 << 26)
958
959#define E1000_GCR_RO_BITS (1 << 23 | 1 << 25 | 1 << 26)
960
961/* MSI-X PBA Clear register */
962#define E1000_PBACLR_VALID_MASK (BIT(5) - 1)
963
964/* Transmit Descriptor */
965struct e1000_tx_desc {
966 uint64_t buffer_addr; /* Address of the descriptor's data buffer */
967 union {
968 uint32_t data;
969 struct {
970 uint16_t length; /* Data buffer length */
971 uint8_t cso; /* Checksum offset */
972 uint8_t cmd; /* Descriptor control */
973 } flags;
974 } lower;
975 union {
976 uint32_t data;
977 struct {
978 uint8_t status; /* Descriptor status */
979 uint8_t css; /* Checksum start */
980 uint16_t special;
981 } fields;
982 } upper;
983};
984
985/* Transmit Descriptor bit definitions */
986#define E1000_TXD_DTYP_D 0x00100000 /* Data Descriptor */
987#define E1000_TXD_DTYP_C 0x00000000 /* Context Descriptor */
988#define E1000_TXD_POPTS_IXSM 0x01 /* Insert IP checksum */
989#define E1000_TXD_POPTS_TXSM 0x02 /* Insert TCP/UDP checksum */
990#define E1000_TXD_CMD_EOP 0x01000000 /* End of Packet */
991#define E1000_TXD_CMD_IFCS 0x02000000 /* Insert FCS (Ethernet CRC) */
992#define E1000_TXD_CMD_IC 0x04000000 /* Insert Checksum */
993#define E1000_TXD_CMD_RS 0x08000000 /* Report Status */
994#define E1000_TXD_CMD_RPS 0x10000000 /* Report Packet Sent */
995#define E1000_TXD_CMD_DEXT 0x20000000 /* Descriptor extension (0 = legacy) */
996#define E1000_TXD_CMD_VLE 0x40000000 /* Add VLAN tag */
997#define E1000_TXD_CMD_IDE 0x80000000 /* Enable Tidv register */
998#define E1000_TXD_STAT_DD 0x00000001 /* Descriptor Done */
999#define E1000_TXD_STAT_EC 0x00000002 /* Excess Collisions */
1000#define E1000_TXD_STAT_LC 0x00000004 /* Late Collisions */
1001#define E1000_TXD_STAT_TU 0x00000008 /* Transmit underrun */
1002#define E1000_TXD_CMD_TCP 0x01000000 /* TCP packet */
1003#define E1000_TXD_CMD_IP 0x02000000 /* IP packet */
1004#define E1000_TXD_CMD_TSE 0x04000000 /* TCP Seg enable */
1005#define E1000_TXD_CMD_SNAP 0x40000000 /* Update SNAP header */
1006#define E1000_TXD_STAT_TC 0x00000004 /* Tx Underrun */
1007#define E1000_TXD_EXTCMD_TSTAMP 0x00000010 /* IEEE1588 Timestamp packet */
1008
1009/* Transmit Control */
1010#define E1000_TCTL_RST 0x00000001 /* software reset */
1011#define E1000_TCTL_EN 0x00000002 /* enable tx */
1012#define E1000_TCTL_BCE 0x00000004 /* busy check enable */
1013#define E1000_TCTL_PSP 0x00000008 /* pad short packets */
1014#define E1000_TCTL_CT 0x00000ff0 /* collision threshold */
1015#define E1000_TCTL_COLD 0x003ff000 /* collision distance */
1016#define E1000_TCTL_SWXOFF 0x00400000 /* SW Xoff transmission */
1017#define E1000_TCTL_PBE 0x00800000 /* Packet Burst Enable */
1018#define E1000_TCTL_RTLC 0x01000000 /* Re-transmit on late collision */
1019#define E1000_TCTL_NRTU 0x02000000 /* No Re-transmit on underrun */
1020#define E1000_TCTL_MULR 0x10000000 /* Multiple request support */
1021
1022/* Legacy Receive Descriptor */
1023struct e1000_rx_desc {
1024 uint64_t buffer_addr; /* Address of the descriptor's data buffer */
1025 uint16_t length; /* Length of data DMAed into data buffer */
1026 uint16_t csum; /* Packet checksum */
1027 uint8_t status; /* Descriptor status */
1028 uint8_t errors; /* Descriptor Errors */
1029 uint16_t special;
1030};
1031
1032/* Extended Receive Descriptor */
1033union e1000_rx_desc_extended {
1034 struct {
1035 uint64_t buffer_addr;
1036 uint64_t reserved;
1037 } read;
1038 struct {
1039 struct {
1040 uint32_t mrq; /* Multiple Rx Queues */
1041 union {
1042 uint32_t rss; /* RSS Hash */
1043 struct {
1044 uint16_t ip_id; /* IP id */
1045 uint16_t csum; /* Packet Checksum */
1046 } csum_ip;
1047 } hi_dword;
1048 } lower;
1049 struct {
1050 uint32_t status_error; /* ext status/error */
1051 uint16_t length;
1052 uint16_t vlan; /* VLAN tag */
1053 } upper;
1054 } wb; /* writeback */
1055};
1056
1057#define MAX_PS_BUFFERS 4
1058
1059/* Number of packet split data buffers (not including the header buffer) */
1060#define PS_PAGE_BUFFERS (MAX_PS_BUFFERS - 1)
1061
1062/* Receive Descriptor - Packet Split */
1063union e1000_rx_desc_packet_split {
1064 struct {
1065 /* one buffer for protocol header(s), three data buffers */
1066 uint64_t buffer_addr[MAX_PS_BUFFERS];
1067 } read;
1068 struct {
1069 struct {
1070 uint32_t mrq; /* Multiple Rx Queues */
1071 union {
1072 uint32_t rss; /* RSS Hash */
1073 struct {
1074 uint16_t ip_id; /* IP id */
1075 uint16_t csum; /* Packet Checksum */
1076 } csum_ip;
1077 } hi_dword;
1078 } lower;
1079 struct {
1080 uint32_t status_error; /* ext status/error */
1081 uint16_t length0; /* length of buffer 0 */
1082 uint16_t vlan; /* VLAN tag */
1083 } middle;
1084 struct {
1085 uint16_t header_status;
1086 /* length of buffers 1-3 */
1087 uint16_t length[PS_PAGE_BUFFERS];
1088 } upper;
1089 uint64_t reserved;
1090 } wb; /* writeback */
1091};
1092
1093/* Receive Checksum Control bits */
1094#define E1000_RXCSUM_IPOFLD 0x100 /* IP Checksum Offload Enable */
1095#define E1000_RXCSUM_TUOFLD 0x200 /* TCP/UDP Checksum Offload Enable */
1096#define E1000_RXCSUM_PCSD 0x2000 /* Packet Checksum Disable */
1097
1098#define E1000_RING_DESC_LEN (16)
1099#define E1000_RING_DESC_LEN_SHIFT (4)
1100
1101#define E1000_MIN_RX_DESC_LEN E1000_RING_DESC_LEN
1102#define E1000_MAX_RX_DESC_LEN (sizeof(union e1000_rx_desc_packet_split))
1103
1104/* Receive Descriptor bit definitions */
1105#define E1000_RXD_STAT_DD 0x01 /* Descriptor Done */
1106#define E1000_RXD_STAT_EOP 0x02 /* End of Packet */
1107#define E1000_RXD_STAT_IXSM 0x04 /* Ignore checksum */
1108#define E1000_RXD_STAT_VP 0x08 /* IEEE VLAN Packet */
1109#define E1000_RXD_STAT_UDPCS 0x10 /* UDP xsum caculated */
1110#define E1000_RXD_STAT_TCPCS 0x20 /* TCP xsum calculated */
1111#define E1000_RXD_STAT_IPCS 0x40 /* IP xsum calculated */
1112#define E1000_RXD_STAT_PIF 0x80 /* passed in-exact filter */
1113#define E1000_RXD_STAT_IPIDV 0x200 /* IP identification valid */
1114#define E1000_RXD_STAT_UDPV 0x400 /* Valid UDP checksum */
1115#define E1000_RXD_STAT_ACK 0x8000 /* ACK Packet indication */
1116#define E1000_RXD_ERR_CE 0x01 /* CRC Error */
1117#define E1000_RXD_ERR_SE 0x02 /* Symbol Error */
1118#define E1000_RXD_ERR_SEQ 0x04 /* Sequence Error */
1119#define E1000_RXD_ERR_CXE 0x10 /* Carrier Extension Error */
1120#define E1000_RXD_ERR_TCPE 0x20 /* TCP/UDP Checksum Error */
1121#define E1000_RXD_ERR_IPE 0x40 /* IP Checksum Error */
1122#define E1000_RXD_ERR_RXE 0x80 /* Rx Data Error */
1123#define E1000_RXD_SPC_VLAN_MASK 0x0FFF /* VLAN ID is in lower 12 bits */
1124#define E1000_RXD_SPC_PRI_MASK 0xE000 /* Priority is in upper 3 bits */
1125#define E1000_RXD_SPC_PRI_SHIFT 13
1126#define E1000_RXD_SPC_CFI_MASK 0x1000 /* CFI is bit 12 */
1127#define E1000_RXD_SPC_CFI_SHIFT 12
1128
1129/* RX packet types */
1130#define E1000_RXD_PKT_MAC (0)
1131#define E1000_RXD_PKT_IP4 (1)
1132#define E1000_RXD_PKT_IP4_XDP (2)
1133#define E1000_RXD_PKT_IP6 (5)
1134#define E1000_RXD_PKT_IP6_XDP (6)
1135
1136#define E1000_RXD_PKT_TYPE(t) ((t) << 16)
1137
1138#define E1000_RXDEXT_STATERR_CE 0x01000000
1139#define E1000_RXDEXT_STATERR_SE 0x02000000
1140#define E1000_RXDEXT_STATERR_SEQ 0x04000000
1141#define E1000_RXDEXT_STATERR_CXE 0x10000000
1142#define E1000_RXDEXT_STATERR_TCPE 0x20000000
1143#define E1000_RXDEXT_STATERR_IPE 0x40000000
1144#define E1000_RXDEXT_STATERR_RXE 0x80000000
1145
1146#define E1000_RXDPS_HDRSTAT_HDRSP 0x00008000
1147#define E1000_RXDPS_HDRSTAT_HDRLEN_MASK 0x000003FF
1148
1149/* Receive Address */
1150#define E1000_RAH_AV 0x80000000 /* Receive descriptor valid */
1151
1152/* Offload Context Descriptor */
1153struct e1000_context_desc {
1154 union {
1155 uint32_t ip_config;
1156 struct {
1157 uint8_t ipcss; /* IP checksum start */
1158 uint8_t ipcso; /* IP checksum offset */
1159 uint16_t ipcse; /* IP checksum end */
1160 } ip_fields;
1161 } lower_setup;
1162 union {
1163 uint32_t tcp_config;
1164 struct {
1165 uint8_t tucss; /* TCP checksum start */
1166 uint8_t tucso; /* TCP checksum offset */
1167 uint16_t tucse; /* TCP checksum end */
1168 } tcp_fields;
1169 } upper_setup;
1170 uint32_t cmd_and_length; /* */
1171 union {
1172 uint32_t data;
1173 struct {
1174 uint8_t status; /* Descriptor status */
1175 uint8_t hdr_len; /* Header length */
1176 uint16_t mss; /* Maximum segment size */
1177 } fields;
1178 } tcp_seg_setup;
1179};
1180
1181/* Offload data descriptor */
1182struct e1000_data_desc {
1183 uint64_t buffer_addr; /* Address of the descriptor's buffer address */
1184 union {
1185 uint32_t data;
1186 struct {
1187 uint16_t length; /* Data buffer length */
1188 uint8_t typ_len_ext; /* */
1189 uint8_t cmd; /* */
1190 } flags;
1191 } lower;
1192 union {
1193 uint32_t data;
1194 struct {
1195 uint8_t status; /* Descriptor status */
1196 uint8_t popts; /* Packet Options */
1197 uint16_t special; /* */
1198 } fields;
1199 } upper;
1200};
1201
1202/* Management Control */
1203#define E1000_MANC_SMBUS_EN 0x00000001 /* SMBus Enabled - RO */
1204#define E1000_MANC_ASF_EN 0x00000002 /* ASF Enabled - RO */
1205#define E1000_MANC_R_ON_FORCE 0x00000004 /* Reset on Force TCO - RO */
1206#define E1000_MANC_RMCP_EN 0x00000100 /* Enable RCMP 026Fh Filtering */
1207#define E1000_MANC_0298_EN 0x00000200 /* Enable RCMP 0298h Filtering */
1208#define E1000_MANC_IPV4_EN 0x00000400 /* Enable IPv4 */
1209#define E1000_MANC_IPV6_EN 0x00000800 /* Enable IPv6 */
1210#define E1000_MANC_SNAP_EN 0x00001000 /* Accept LLC/SNAP */
1211#define E1000_MANC_ARP_EN 0x00002000 /* Enable ARP Request Filtering */
1212#define E1000_MANC_NEIGHBOR_EN 0x00004000 /* Enable Neighbor Discovery
1213 * Filtering */
1214#define E1000_MANC_ARP_RES_EN 0x00008000 /* Enable ARP response Filtering */
1215#define E1000_MANC_DIS_IP_CHK_ARP 0x10000000 /* Disable IP address chacking */
1216 /*for ARP packets - in 82574 */
1217#define E1000_MANC_TCO_RESET 0x00010000 /* TCO Reset Occurred */
1218#define E1000_MANC_RCV_TCO_EN 0x00020000 /* Receive TCO Packets Enabled */
1219#define E1000_MANC_REPORT_STATUS 0x00040000 /* Status Reporting Enabled */
1220#define E1000_MANC_RCV_ALL 0x00080000 /* Receive All Enabled */
1221#define E1000_MANC_BLK_PHY_RST_ON_IDE 0x00040000 /* Block phy resets */
1222#define E1000_MANC_EN_MAC_ADDR_FILTER 0x00100000 /* Enable MAC address
1223 * filtering */
1224#define E1000_MANC_EN_MNG2HOST 0x00200000 /* Enable MNG packets to host
1225 * memory */
1226#define E1000_MANC_EN_IP_ADDR_FILTER 0x00400000 /* Enable IP address
1227 * filtering */
1228#define E1000_MANC_EN_XSUM_FILTER 0x00800000 /* Enable checksum filtering */
1229#define E1000_MANC_BR_EN 0x01000000 /* Enable broadcast filtering */
1230#define E1000_MANC_SMB_REQ 0x01000000 /* SMBus Request */
1231#define E1000_MANC_SMB_GNT 0x02000000 /* SMBus Grant */
1232#define E1000_MANC_SMB_CLK_IN 0x04000000 /* SMBus Clock In */
1233#define E1000_MANC_SMB_DATA_IN 0x08000000 /* SMBus Data In */
1234#define E1000_MANC_SMB_DATA_OUT 0x10000000 /* SMBus Data Out */
1235#define E1000_MANC_SMB_CLK_OUT 0x20000000 /* SMBus Clock Out */
1236
1237#define E1000_MANC_SMB_DATA_OUT_SHIFT 28 /* SMBus Data Out Shift */
1238#define E1000_MANC_SMB_CLK_OUT_SHIFT 29 /* SMBus Clock Out Shift */
1239
1240/* FACTPS Control */
1241#define E1000_FACTPS_LAN0_ON 0x00000004 /* Lan 0 enable */
1242
1243/* For checksumming, the sum of all words in the EEPROM should equal 0xBABA. */
1244#define EEPROM_SUM 0xBABA
1245
1246/* I/O-Mapped Access to Internal Registers, Memories, and Flash */
1247#define E1000_IOADDR 0x00
1248#define E1000_IODATA 0x04
1249
1250#endif /* HW_E1000_REGS_H */
1251