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[net-next-2.6.git] / drivers / net / ixgb / ixgb_hw.h
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1/*******************************************************************************
2
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3 Intel PRO/10GbE 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
1da177e4 13 more details.
0abb6eb1 14
1da177e4 15 You should have received a copy of the GNU General Public License along with
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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
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22 Contact Information:
23 Linux NICS <linux.nics@intel.com>
0abb6eb1 24 e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
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25 Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
26
27*******************************************************************************/
28
29#ifndef _IXGB_HW_H_
30#define _IXGB_HW_H_
31
32#include "ixgb_osdep.h"
33
34/* Enums */
35typedef enum {
36 ixgb_mac_unknown = 0,
37 ixgb_82597,
38 ixgb_num_macs
39} ixgb_mac_type;
40
41/* Types of physical layer modules */
42typedef enum {
43 ixgb_phy_type_unknown = 0,
44 ixgb_phy_type_g6005, /* 850nm, MM fiber, XPAK transceiver */
45 ixgb_phy_type_g6104, /* 1310nm, SM fiber, XPAK transceiver */
46 ixgb_phy_type_txn17201, /* 850nm, MM fiber, XPAK transceiver */
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47 ixgb_phy_type_txn17401, /* 1310nm, SM fiber, XENPAK transceiver */
48 ixgb_phy_type_bcm /* SUN specific board */
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49} ixgb_phy_type;
50
51/* XPAK transceiver vendors, for the SR adapters */
52typedef enum {
53 ixgb_xpak_vendor_intel,
54 ixgb_xpak_vendor_infineon
55} ixgb_xpak_vendor;
56
57/* Media Types */
58typedef enum {
59 ixgb_media_type_unknown = 0,
60 ixgb_media_type_fiber = 1,
940829e2 61 ixgb_media_type_copper = 2,
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62 ixgb_num_media_types
63} ixgb_media_type;
64
65/* Flow Control Settings */
66typedef enum {
67 ixgb_fc_none = 0,
68 ixgb_fc_rx_pause = 1,
69 ixgb_fc_tx_pause = 2,
70 ixgb_fc_full = 3,
71 ixgb_fc_default = 0xFF
72} ixgb_fc_type;
73
74/* PCI bus types */
75typedef enum {
76 ixgb_bus_type_unknown = 0,
77 ixgb_bus_type_pci,
78 ixgb_bus_type_pcix
79} ixgb_bus_type;
80
81/* PCI bus speeds */
82typedef enum {
83 ixgb_bus_speed_unknown = 0,
84 ixgb_bus_speed_33,
85 ixgb_bus_speed_66,
86 ixgb_bus_speed_100,
87 ixgb_bus_speed_133,
88 ixgb_bus_speed_reserved
89} ixgb_bus_speed;
90
91/* PCI bus widths */
92typedef enum {
93 ixgb_bus_width_unknown = 0,
94 ixgb_bus_width_32,
95 ixgb_bus_width_64
96} ixgb_bus_width;
97
98#define IXGB_ETH_LENGTH_OF_ADDRESS 6
99
100#define IXGB_EEPROM_SIZE 64 /* Size in words */
101
102#define SPEED_10000 10000
103#define FULL_DUPLEX 2
104
105#define MIN_NUMBER_OF_DESCRIPTORS 8
106#define MAX_NUMBER_OF_DESCRIPTORS 0xFFF8 /* 13 bits in RDLEN/TDLEN, 128B aligned */
107
108#define IXGB_DELAY_BEFORE_RESET 10 /* allow 10ms after idling rx/tx units */
109#define IXGB_DELAY_AFTER_RESET 1 /* allow 1ms after the reset */
110#define IXGB_DELAY_AFTER_EE_RESET 10 /* allow 10ms after the EEPROM reset */
111
112#define IXGB_DELAY_USECS_AFTER_LINK_RESET 13 /* allow 13 microseconds after the reset */
113 /* NOTE: this is MICROSECONDS */
114#define MAX_RESET_ITERATIONS 8 /* number of iterations to get things right */
115
116/* General Registers */
117#define IXGB_CTRL0 0x00000 /* Device Control Register 0 - RW */
118#define IXGB_CTRL1 0x00008 /* Device Control Register 1 - RW */
119#define IXGB_STATUS 0x00010 /* Device Status Register - RO */
120#define IXGB_EECD 0x00018 /* EEPROM/Flash Control/Data Register - RW */
121#define IXGB_MFS 0x00020 /* Maximum Frame Size - RW */
122
123/* Interrupt */
124#define IXGB_ICR 0x00080 /* Interrupt Cause Read - R/clr */
125#define IXGB_ICS 0x00088 /* Interrupt Cause Set - RW */
126#define IXGB_IMS 0x00090 /* Interrupt Mask Set/Read - RW */
127#define IXGB_IMC 0x00098 /* Interrupt Mask Clear - WO */
128
129/* Receive */
130#define IXGB_RCTL 0x00100 /* RX Control - RW */
131#define IXGB_FCRTL 0x00108 /* Flow Control Receive Threshold Low - RW */
132#define IXGB_FCRTH 0x00110 /* Flow Control Receive Threshold High - RW */
133#define IXGB_RDBAL 0x00118 /* RX Descriptor Base Low - RW */
134#define IXGB_RDBAH 0x0011C /* RX Descriptor Base High - RW */
135#define IXGB_RDLEN 0x00120 /* RX Descriptor Length - RW */
136#define IXGB_RDH 0x00128 /* RX Descriptor Head - RW */
137#define IXGB_RDT 0x00130 /* RX Descriptor Tail - RW */
138#define IXGB_RDTR 0x00138 /* RX Delay Timer Ring - RW */
139#define IXGB_RXDCTL 0x00140 /* Receive Descriptor Control - RW */
140#define IXGB_RAIDC 0x00148 /* Receive Adaptive Interrupt Delay Control - RW */
141#define IXGB_RXCSUM 0x00158 /* Receive Checksum Control - RW */
142#define IXGB_RA 0x00180 /* Receive Address Array Base - RW */
143#define IXGB_RAL 0x00180 /* Receive Address Low [0:15] - RW */
144#define IXGB_RAH 0x00184 /* Receive Address High [0:15] - RW */
145#define IXGB_MTA 0x00200 /* Multicast Table Array [0:127] - RW */
146#define IXGB_VFTA 0x00400 /* VLAN Filter Table Array [0:127] - RW */
147#define IXGB_REQ_RX_DESCRIPTOR_MULTIPLE 8
148
149/* Transmit */
150#define IXGB_TCTL 0x00600 /* TX Control - RW */
151#define IXGB_TDBAL 0x00608 /* TX Descriptor Base Low - RW */
152#define IXGB_TDBAH 0x0060C /* TX Descriptor Base High - RW */
153#define IXGB_TDLEN 0x00610 /* TX Descriptor Length - RW */
154#define IXGB_TDH 0x00618 /* TX Descriptor Head - RW */
155#define IXGB_TDT 0x00620 /* TX Descriptor Tail - RW */
156#define IXGB_TIDV 0x00628 /* TX Interrupt Delay Value - RW */
157#define IXGB_TXDCTL 0x00630 /* Transmit Descriptor Control - RW */
158#define IXGB_TSPMT 0x00638 /* TCP Segmentation PAD & Min Threshold - RW */
159#define IXGB_PAP 0x00640 /* Pause and Pace - RW */
160#define IXGB_REQ_TX_DESCRIPTOR_MULTIPLE 8
161
162/* Physical */
163#define IXGB_PCSC1 0x00700 /* PCS Control 1 - RW */
164#define IXGB_PCSC2 0x00708 /* PCS Control 2 - RW */
165#define IXGB_PCSS1 0x00710 /* PCS Status 1 - RO */
166#define IXGB_PCSS2 0x00718 /* PCS Status 2 - RO */
167#define IXGB_XPCSS 0x00720 /* 10GBASE-X PCS Status (or XGXS Lane Status) - RO */
168#define IXGB_UCCR 0x00728 /* Unilink Circuit Control Register */
169#define IXGB_XPCSTC 0x00730 /* 10GBASE-X PCS Test Control */
170#define IXGB_MACA 0x00738 /* MDI Autoscan Command and Address - RW */
171#define IXGB_APAE 0x00740 /* Autoscan PHY Address Enable - RW */
172#define IXGB_ARD 0x00748 /* Autoscan Read Data - RO */
173#define IXGB_AIS 0x00750 /* Autoscan Interrupt Status - RO */
174#define IXGB_MSCA 0x00758 /* MDI Single Command and Address - RW */
175#define IXGB_MSRWD 0x00760 /* MDI Single Read and Write Data - RW, RO */
176
177/* Wake-up */
178#define IXGB_WUFC 0x00808 /* Wake Up Filter Control - RW */
179#define IXGB_WUS 0x00810 /* Wake Up Status - RO */
180#define IXGB_FFLT 0x01000 /* Flexible Filter Length Table - RW */
181#define IXGB_FFMT 0x01020 /* Flexible Filter Mask Table - RW */
182#define IXGB_FTVT 0x01420 /* Flexible Filter Value Table - RW */
183
184/* Statistics */
185#define IXGB_TPRL 0x02000 /* Total Packets Received (Low) */
186#define IXGB_TPRH 0x02004 /* Total Packets Received (High) */
187#define IXGB_GPRCL 0x02008 /* Good Packets Received Count (Low) */
188#define IXGB_GPRCH 0x0200C /* Good Packets Received Count (High) */
189#define IXGB_BPRCL 0x02010 /* Broadcast Packets Received Count (Low) */
190#define IXGB_BPRCH 0x02014 /* Broadcast Packets Received Count (High) */
191#define IXGB_MPRCL 0x02018 /* Multicast Packets Received Count (Low) */
192#define IXGB_MPRCH 0x0201C /* Multicast Packets Received Count (High) */
193#define IXGB_UPRCL 0x02020 /* Unicast Packets Received Count (Low) */
194#define IXGB_UPRCH 0x02024 /* Unicast Packets Received Count (High) */
195#define IXGB_VPRCL 0x02028 /* VLAN Packets Received Count (Low) */
196#define IXGB_VPRCH 0x0202C /* VLAN Packets Received Count (High) */
197#define IXGB_JPRCL 0x02030 /* Jumbo Packets Received Count (Low) */
198#define IXGB_JPRCH 0x02034 /* Jumbo Packets Received Count (High) */
199#define IXGB_GORCL 0x02038 /* Good Octets Received Count (Low) */
200#define IXGB_GORCH 0x0203C /* Good Octets Received Count (High) */
201#define IXGB_TORL 0x02040 /* Total Octets Received (Low) */
202#define IXGB_TORH 0x02044 /* Total Octets Received (High) */
203#define IXGB_RNBC 0x02048 /* Receive No Buffers Count */
204#define IXGB_RUC 0x02050 /* Receive Undersize Count */
205#define IXGB_ROC 0x02058 /* Receive Oversize Count */
206#define IXGB_RLEC 0x02060 /* Receive Length Error Count */
207#define IXGB_CRCERRS 0x02068 /* CRC Error Count */
208#define IXGB_ICBC 0x02070 /* Illegal control byte in mid-packet Count */
209#define IXGB_ECBC 0x02078 /* Error Control byte in mid-packet Count */
210#define IXGB_MPC 0x02080 /* Missed Packets Count */
211#define IXGB_TPTL 0x02100 /* Total Packets Transmitted (Low) */
212#define IXGB_TPTH 0x02104 /* Total Packets Transmitted (High) */
213#define IXGB_GPTCL 0x02108 /* Good Packets Transmitted Count (Low) */
214#define IXGB_GPTCH 0x0210C /* Good Packets Transmitted Count (High) */
215#define IXGB_BPTCL 0x02110 /* Broadcast Packets Transmitted Count (Low) */
216#define IXGB_BPTCH 0x02114 /* Broadcast Packets Transmitted Count (High) */
217#define IXGB_MPTCL 0x02118 /* Multicast Packets Transmitted Count (Low) */
218#define IXGB_MPTCH 0x0211C /* Multicast Packets Transmitted Count (High) */
219#define IXGB_UPTCL 0x02120 /* Unicast Packets Transmitted Count (Low) */
220#define IXGB_UPTCH 0x02124 /* Unicast Packets Transmitted Count (High) */
221#define IXGB_VPTCL 0x02128 /* VLAN Packets Transmitted Count (Low) */
222#define IXGB_VPTCH 0x0212C /* VLAN Packets Transmitted Count (High) */
223#define IXGB_JPTCL 0x02130 /* Jumbo Packets Transmitted Count (Low) */
224#define IXGB_JPTCH 0x02134 /* Jumbo Packets Transmitted Count (High) */
225#define IXGB_GOTCL 0x02138 /* Good Octets Transmitted Count (Low) */
226#define IXGB_GOTCH 0x0213C /* Good Octets Transmitted Count (High) */
227#define IXGB_TOTL 0x02140 /* Total Octets Transmitted Count (Low) */
228#define IXGB_TOTH 0x02144 /* Total Octets Transmitted Count (High) */
229#define IXGB_DC 0x02148 /* Defer Count */
230#define IXGB_PLT64C 0x02150 /* Packet Transmitted was less than 64 bytes Count */
231#define IXGB_TSCTC 0x02170 /* TCP Segmentation Context Transmitted Count */
232#define IXGB_TSCTFC 0x02178 /* TCP Segmentation Context Tx Fail Count */
233#define IXGB_IBIC 0x02180 /* Illegal byte during Idle stream count */
234#define IXGB_RFC 0x02188 /* Remote Fault Count */
235#define IXGB_LFC 0x02190 /* Local Fault Count */
236#define IXGB_PFRC 0x02198 /* Pause Frame Receive Count */
237#define IXGB_PFTC 0x021A0 /* Pause Frame Transmit Count */
238#define IXGB_MCFRC 0x021A8 /* MAC Control Frames (non-Pause) Received Count */
239#define IXGB_MCFTC 0x021B0 /* MAC Control Frames (non-Pause) Transmitted Count */
240#define IXGB_XONRXC 0x021B8 /* XON Received Count */
241#define IXGB_XONTXC 0x021C0 /* XON Transmitted Count */
242#define IXGB_XOFFRXC 0x021C8 /* XOFF Received Count */
243#define IXGB_XOFFTXC 0x021D0 /* XOFF Transmitted Count */
244#define IXGB_RJC 0x021D8 /* Receive Jabber Count */
245
246/* CTRL0 Bit Masks */
247#define IXGB_CTRL0_LRST 0x00000008
248#define IXGB_CTRL0_JFE 0x00000010
249#define IXGB_CTRL0_XLE 0x00000020
250#define IXGB_CTRL0_MDCS 0x00000040
251#define IXGB_CTRL0_CMDC 0x00000080
252#define IXGB_CTRL0_SDP0 0x00040000
253#define IXGB_CTRL0_SDP1 0x00080000
254#define IXGB_CTRL0_SDP2 0x00100000
255#define IXGB_CTRL0_SDP3 0x00200000
256#define IXGB_CTRL0_SDP0_DIR 0x00400000
257#define IXGB_CTRL0_SDP1_DIR 0x00800000
258#define IXGB_CTRL0_SDP2_DIR 0x01000000
259#define IXGB_CTRL0_SDP3_DIR 0x02000000
260#define IXGB_CTRL0_RST 0x04000000
261#define IXGB_CTRL0_RPE 0x08000000
262#define IXGB_CTRL0_TPE 0x10000000
263#define IXGB_CTRL0_VME 0x40000000
264
265/* CTRL1 Bit Masks */
266#define IXGB_CTRL1_GPI0_EN 0x00000001
267#define IXGB_CTRL1_GPI1_EN 0x00000002
268#define IXGB_CTRL1_GPI2_EN 0x00000004
269#define IXGB_CTRL1_GPI3_EN 0x00000008
270#define IXGB_CTRL1_SDP4 0x00000010
271#define IXGB_CTRL1_SDP5 0x00000020
272#define IXGB_CTRL1_SDP6 0x00000040
273#define IXGB_CTRL1_SDP7 0x00000080
274#define IXGB_CTRL1_SDP4_DIR 0x00000100
275#define IXGB_CTRL1_SDP5_DIR 0x00000200
276#define IXGB_CTRL1_SDP6_DIR 0x00000400
277#define IXGB_CTRL1_SDP7_DIR 0x00000800
278#define IXGB_CTRL1_EE_RST 0x00002000
279#define IXGB_CTRL1_RO_DIS 0x00020000
280#define IXGB_CTRL1_PCIXHM_MASK 0x00C00000
281#define IXGB_CTRL1_PCIXHM_1_2 0x00000000
282#define IXGB_CTRL1_PCIXHM_5_8 0x00400000
283#define IXGB_CTRL1_PCIXHM_3_4 0x00800000
284#define IXGB_CTRL1_PCIXHM_7_8 0x00C00000
285
286/* STATUS Bit Masks */
287#define IXGB_STATUS_LU 0x00000002
288#define IXGB_STATUS_AIP 0x00000004
289#define IXGB_STATUS_TXOFF 0x00000010
290#define IXGB_STATUS_XAUIME 0x00000020
291#define IXGB_STATUS_RES 0x00000040
292#define IXGB_STATUS_RIS 0x00000080
293#define IXGB_STATUS_RIE 0x00000100
294#define IXGB_STATUS_RLF 0x00000200
295#define IXGB_STATUS_RRF 0x00000400
296#define IXGB_STATUS_PCI_SPD 0x00000800
297#define IXGB_STATUS_BUS64 0x00001000
298#define IXGB_STATUS_PCIX_MODE 0x00002000
299#define IXGB_STATUS_PCIX_SPD_MASK 0x0000C000
300#define IXGB_STATUS_PCIX_SPD_66 0x00000000
301#define IXGB_STATUS_PCIX_SPD_100 0x00004000
302#define IXGB_STATUS_PCIX_SPD_133 0x00008000
303#define IXGB_STATUS_REV_ID_MASK 0x000F0000
304#define IXGB_STATUS_REV_ID_SHIFT 16
305
306/* EECD Bit Masks */
307#define IXGB_EECD_SK 0x00000001
308#define IXGB_EECD_CS 0x00000002
309#define IXGB_EECD_DI 0x00000004
310#define IXGB_EECD_DO 0x00000008
311#define IXGB_EECD_FWE_MASK 0x00000030
312#define IXGB_EECD_FWE_DIS 0x00000010
313#define IXGB_EECD_FWE_EN 0x00000020
314
315/* MFS */
316#define IXGB_MFS_SHIFT 16
317
318/* Interrupt Register Bit Masks (used for ICR, ICS, IMS, and IMC) */
319#define IXGB_INT_TXDW 0x00000001
320#define IXGB_INT_TXQE 0x00000002
321#define IXGB_INT_LSC 0x00000004
322#define IXGB_INT_RXSEQ 0x00000008
323#define IXGB_INT_RXDMT0 0x00000010
324#define IXGB_INT_RXO 0x00000040
325#define IXGB_INT_RXT0 0x00000080
326#define IXGB_INT_AUTOSCAN 0x00000200
327#define IXGB_INT_GPI0 0x00000800
328#define IXGB_INT_GPI1 0x00001000
329#define IXGB_INT_GPI2 0x00002000
330#define IXGB_INT_GPI3 0x00004000
331
332/* RCTL Bit Masks */
333#define IXGB_RCTL_RXEN 0x00000002
334#define IXGB_RCTL_SBP 0x00000004
335#define IXGB_RCTL_UPE 0x00000008
336#define IXGB_RCTL_MPE 0x00000010
337#define IXGB_RCTL_RDMTS_MASK 0x00000300
338#define IXGB_RCTL_RDMTS_1_2 0x00000000
339#define IXGB_RCTL_RDMTS_1_4 0x00000100
340#define IXGB_RCTL_RDMTS_1_8 0x00000200
341#define IXGB_RCTL_MO_MASK 0x00003000
342#define IXGB_RCTL_MO_47_36 0x00000000
343#define IXGB_RCTL_MO_46_35 0x00001000
344#define IXGB_RCTL_MO_45_34 0x00002000
345#define IXGB_RCTL_MO_43_32 0x00003000
346#define IXGB_RCTL_MO_SHIFT 12
347#define IXGB_RCTL_BAM 0x00008000
348#define IXGB_RCTL_BSIZE_MASK 0x00030000
349#define IXGB_RCTL_BSIZE_2048 0x00000000
350#define IXGB_RCTL_BSIZE_4096 0x00010000
351#define IXGB_RCTL_BSIZE_8192 0x00020000
352#define IXGB_RCTL_BSIZE_16384 0x00030000
353#define IXGB_RCTL_VFE 0x00040000
354#define IXGB_RCTL_CFIEN 0x00080000
355#define IXGB_RCTL_CFI 0x00100000
356#define IXGB_RCTL_RPDA_MASK 0x00600000
357#define IXGB_RCTL_RPDA_MC_MAC 0x00000000
358#define IXGB_RCTL_MC_ONLY 0x00400000
359#define IXGB_RCTL_CFF 0x00800000
360#define IXGB_RCTL_SECRC 0x04000000
361#define IXGB_RDT_FPDB 0x80000000
362
363#define IXGB_RCTL_IDLE_RX_UNIT 0
364
365/* FCRTL Bit Masks */
366#define IXGB_FCRTL_XONE 0x80000000
367
368/* RXDCTL Bit Masks */
369#define IXGB_RXDCTL_PTHRESH_MASK 0x000001FF
370#define IXGB_RXDCTL_PTHRESH_SHIFT 0
371#define IXGB_RXDCTL_HTHRESH_MASK 0x0003FE00
372#define IXGB_RXDCTL_HTHRESH_SHIFT 9
373#define IXGB_RXDCTL_WTHRESH_MASK 0x07FC0000
374#define IXGB_RXDCTL_WTHRESH_SHIFT 18
375
376/* RAIDC Bit Masks */
377#define IXGB_RAIDC_HIGHTHRS_MASK 0x0000003F
378#define IXGB_RAIDC_DELAY_MASK 0x000FF800
379#define IXGB_RAIDC_DELAY_SHIFT 11
380#define IXGB_RAIDC_POLL_MASK 0x1FF00000
381#define IXGB_RAIDC_POLL_SHIFT 20
382#define IXGB_RAIDC_RXT_GATE 0x40000000
383#define IXGB_RAIDC_EN 0x80000000
384
385#define IXGB_RAIDC_POLL_1000_INTERRUPTS_PER_SECOND 1220
386#define IXGB_RAIDC_POLL_5000_INTERRUPTS_PER_SECOND 244
387#define IXGB_RAIDC_POLL_10000_INTERRUPTS_PER_SECOND 122
388#define IXGB_RAIDC_POLL_20000_INTERRUPTS_PER_SECOND 61
389
390/* RXCSUM Bit Masks */
391#define IXGB_RXCSUM_IPOFL 0x00000100
392#define IXGB_RXCSUM_TUOFL 0x00000200
393
394/* RAH Bit Masks */
395#define IXGB_RAH_ASEL_MASK 0x00030000
396#define IXGB_RAH_ASEL_DEST 0x00000000
397#define IXGB_RAH_ASEL_SRC 0x00010000
398#define IXGB_RAH_AV 0x80000000
399
400/* TCTL Bit Masks */
401#define IXGB_TCTL_TCE 0x00000001
402#define IXGB_TCTL_TXEN 0x00000002
403#define IXGB_TCTL_TPDE 0x00000004
404
405#define IXGB_TCTL_IDLE_TX_UNIT 0
406
407/* TXDCTL Bit Masks */
408#define IXGB_TXDCTL_PTHRESH_MASK 0x0000007F
409#define IXGB_TXDCTL_HTHRESH_MASK 0x00007F00
410#define IXGB_TXDCTL_HTHRESH_SHIFT 8
411#define IXGB_TXDCTL_WTHRESH_MASK 0x007F0000
412#define IXGB_TXDCTL_WTHRESH_SHIFT 16
413
414/* TSPMT Bit Masks */
415#define IXGB_TSPMT_TSMT_MASK 0x0000FFFF
416#define IXGB_TSPMT_TSPBP_MASK 0xFFFF0000
417#define IXGB_TSPMT_TSPBP_SHIFT 16
418
419/* PAP Bit Masks */
420#define IXGB_PAP_TXPC_MASK 0x0000FFFF
421#define IXGB_PAP_TXPV_MASK 0x000F0000
422#define IXGB_PAP_TXPV_10G 0x00000000
423#define IXGB_PAP_TXPV_1G 0x00010000
424#define IXGB_PAP_TXPV_2G 0x00020000
425#define IXGB_PAP_TXPV_3G 0x00030000
426#define IXGB_PAP_TXPV_4G 0x00040000
427#define IXGB_PAP_TXPV_5G 0x00050000
428#define IXGB_PAP_TXPV_6G 0x00060000
429#define IXGB_PAP_TXPV_7G 0x00070000
430#define IXGB_PAP_TXPV_8G 0x00080000
431#define IXGB_PAP_TXPV_9G 0x00090000
432#define IXGB_PAP_TXPV_WAN 0x000F0000
433
434/* PCSC1 Bit Masks */
435#define IXGB_PCSC1_LOOPBACK 0x00004000
436
437/* PCSC2 Bit Masks */
438#define IXGB_PCSC2_PCS_TYPE_MASK 0x00000003
439#define IXGB_PCSC2_PCS_TYPE_10GBX 0x00000001
440
441/* PCSS1 Bit Masks */
442#define IXGB_PCSS1_LOCAL_FAULT 0x00000080
443#define IXGB_PCSS1_RX_LINK_STATUS 0x00000004
444
445/* PCSS2 Bit Masks */
446#define IXGB_PCSS2_DEV_PRES_MASK 0x0000C000
447#define IXGB_PCSS2_DEV_PRES 0x00004000
448#define IXGB_PCSS2_TX_LF 0x00000800
449#define IXGB_PCSS2_RX_LF 0x00000400
450#define IXGB_PCSS2_10GBW 0x00000004
451#define IXGB_PCSS2_10GBX 0x00000002
452#define IXGB_PCSS2_10GBR 0x00000001
453
454/* XPCSS Bit Masks */
455#define IXGB_XPCSS_ALIGN_STATUS 0x00001000
456#define IXGB_XPCSS_PATTERN_TEST 0x00000800
457#define IXGB_XPCSS_LANE_3_SYNC 0x00000008
458#define IXGB_XPCSS_LANE_2_SYNC 0x00000004
459#define IXGB_XPCSS_LANE_1_SYNC 0x00000002
460#define IXGB_XPCSS_LANE_0_SYNC 0x00000001
461
462/* XPCSTC Bit Masks */
463#define IXGB_XPCSTC_BERT_TRIG 0x00200000
464#define IXGB_XPCSTC_BERT_SST 0x00100000
465#define IXGB_XPCSTC_BERT_PSZ_MASK 0x000C0000
466#define IXGB_XPCSTC_BERT_PSZ_SHIFT 17
467#define IXGB_XPCSTC_BERT_PSZ_INF 0x00000003
468#define IXGB_XPCSTC_BERT_PSZ_68 0x00000001
469#define IXGB_XPCSTC_BERT_PSZ_1028 0x00000000
470
471/* MSCA bit Masks */
472/* New Protocol Address */
473#define IXGB_MSCA_NP_ADDR_MASK 0x0000FFFF
474#define IXGB_MSCA_NP_ADDR_SHIFT 0
475/* Either Device Type or Register Address,depending on ST_CODE */
476#define IXGB_MSCA_DEV_TYPE_MASK 0x001F0000
477#define IXGB_MSCA_DEV_TYPE_SHIFT 16
478#define IXGB_MSCA_PHY_ADDR_MASK 0x03E00000
479#define IXGB_MSCA_PHY_ADDR_SHIFT 21
480#define IXGB_MSCA_OP_CODE_MASK 0x0C000000
481/* OP_CODE == 00, Address cycle, New Protocol */
482/* OP_CODE == 01, Write operation */
483/* OP_CODE == 10, Read operation */
484/* OP_CODE == 11, Read, auto increment, New Protocol */
485#define IXGB_MSCA_ADDR_CYCLE 0x00000000
486#define IXGB_MSCA_WRITE 0x04000000
487#define IXGB_MSCA_READ 0x08000000
488#define IXGB_MSCA_READ_AUTOINC 0x0C000000
489#define IXGB_MSCA_OP_CODE_SHIFT 26
490#define IXGB_MSCA_ST_CODE_MASK 0x30000000
491/* ST_CODE == 00, New Protocol */
492/* ST_CODE == 01, Old Protocol */
493#define IXGB_MSCA_NEW_PROTOCOL 0x00000000
494#define IXGB_MSCA_OLD_PROTOCOL 0x10000000
495#define IXGB_MSCA_ST_CODE_SHIFT 28
496/* Initiate command, self-clearing when command completes */
497#define IXGB_MSCA_MDI_COMMAND 0x40000000
498/*MDI In Progress Enable. */
499#define IXGB_MSCA_MDI_IN_PROG_EN 0x80000000
500
501/* MSRWD bit masks */
502#define IXGB_MSRWD_WRITE_DATA_MASK 0x0000FFFF
503#define IXGB_MSRWD_WRITE_DATA_SHIFT 0
504#define IXGB_MSRWD_READ_DATA_MASK 0xFFFF0000
505#define IXGB_MSRWD_READ_DATA_SHIFT 16
506
507/* Definitions for the optics devices on the MDIO bus. */
508#define IXGB_PHY_ADDRESS 0x0 /* Single PHY, multiple "Devices" */
509
510/* Standard five-bit Device IDs. See IEEE 802.3ae, clause 45 */
511#define MDIO_PMA_PMD_DID 0x01
512#define MDIO_WIS_DID 0x02
513#define MDIO_PCS_DID 0x03
514#define MDIO_XGXS_DID 0x04
515
516/* Standard PMA/PMD registers and bit definitions. */
517/* Note: This is a very limited set of definitions, */
518/* only implemented features are defined. */
519#define MDIO_PMA_PMD_CR1 0x0000
520#define MDIO_PMA_PMD_CR1_RESET 0x8000
521
522#define MDIO_PMA_PMD_XPAK_VENDOR_NAME 0x803A /* XPAK/XENPAK devices only */
523
524/* Vendor-specific MDIO registers */
525#define G6XXX_PMA_PMD_VS1 0xC001 /* Vendor-specific register */
526#define G6XXX_XGXS_XAUI_VS2 0x18 /* Vendor-specific register */
527
528#define G6XXX_PMA_PMD_VS1_PLL_RESET 0x80
529#define G6XXX_PMA_PMD_VS1_REMOVE_PLL_RESET 0x00
530#define G6XXX_XGXS_XAUI_VS2_INPUT_MASK 0x0F /* XAUI lanes synchronized */
531
532/* Layout of a single receive descriptor. The controller assumes that this
533 * structure is packed into 16 bytes, which is a safe assumption with most
534 * compilers. However, some compilers may insert padding between the fields,
535 * in which case the structure must be packed in some compiler-specific
536 * manner. */
537struct ixgb_rx_desc {
a7df90a5
AV
538 __le64 buff_addr;
539 __le16 length;
540 __le16 reserved;
1da177e4
LT
541 uint8_t status;
542 uint8_t errors;
a7df90a5 543 __le16 special;
1da177e4
LT
544};
545
546#define IXGB_RX_DESC_STATUS_DD 0x01
547#define IXGB_RX_DESC_STATUS_EOP 0x02
548#define IXGB_RX_DESC_STATUS_IXSM 0x04
549#define IXGB_RX_DESC_STATUS_VP 0x08
550#define IXGB_RX_DESC_STATUS_TCPCS 0x20
551#define IXGB_RX_DESC_STATUS_IPCS 0x40
552#define IXGB_RX_DESC_STATUS_PIF 0x80
553
554#define IXGB_RX_DESC_ERRORS_CE 0x01
555#define IXGB_RX_DESC_ERRORS_SE 0x02
556#define IXGB_RX_DESC_ERRORS_P 0x08
557#define IXGB_RX_DESC_ERRORS_TCPE 0x20
558#define IXGB_RX_DESC_ERRORS_IPE 0x40
559#define IXGB_RX_DESC_ERRORS_RXE 0x80
560
561#define IXGB_RX_DESC_SPECIAL_VLAN_MASK 0x0FFF /* VLAN ID is in lower 12 bits */
562#define IXGB_RX_DESC_SPECIAL_PRI_MASK 0xE000 /* Priority is in upper 3 bits */
563#define IXGB_RX_DESC_SPECIAL_PRI_SHIFT 0x000D /* Priority is in upper 3 of 16 */
564
565/* Layout of a single transmit descriptor. The controller assumes that this
566 * structure is packed into 16 bytes, which is a safe assumption with most
567 * compilers. However, some compilers may insert padding between the fields,
568 * in which case the structure must be packed in some compiler-specific
569 * manner. */
570struct ixgb_tx_desc {
a7df90a5
AV
571 __le64 buff_addr;
572 __le32 cmd_type_len;
1da177e4
LT
573 uint8_t status;
574 uint8_t popts;
a7df90a5 575 __le16 vlan;
1da177e4
LT
576};
577
578#define IXGB_TX_DESC_LENGTH_MASK 0x000FFFFF
579#define IXGB_TX_DESC_TYPE_MASK 0x00F00000
580#define IXGB_TX_DESC_TYPE_SHIFT 20
581#define IXGB_TX_DESC_CMD_MASK 0xFF000000
582#define IXGB_TX_DESC_CMD_SHIFT 24
583#define IXGB_TX_DESC_CMD_EOP 0x01000000
584#define IXGB_TX_DESC_CMD_TSE 0x04000000
585#define IXGB_TX_DESC_CMD_RS 0x08000000
586#define IXGB_TX_DESC_CMD_VLE 0x40000000
587#define IXGB_TX_DESC_CMD_IDE 0x80000000
588
589#define IXGB_TX_DESC_TYPE 0x00100000
590
591#define IXGB_TX_DESC_STATUS_DD 0x01
592
593#define IXGB_TX_DESC_POPTS_IXSM 0x01
594#define IXGB_TX_DESC_POPTS_TXSM 0x02
595#define IXGB_TX_DESC_SPECIAL_PRI_SHIFT IXGB_RX_DESC_SPECIAL_PRI_SHIFT /* Priority is in upper 3 of 16 */
596
597struct ixgb_context_desc {
598 uint8_t ipcss;
599 uint8_t ipcso;
a7df90a5 600 __le16 ipcse;
1da177e4
LT
601 uint8_t tucss;
602 uint8_t tucso;
a7df90a5
AV
603 __le16 tucse;
604 __le32 cmd_type_len;
1da177e4
LT
605 uint8_t status;
606 uint8_t hdr_len;
a7df90a5 607 __le16 mss;
1da177e4
LT
608};
609
610#define IXGB_CONTEXT_DESC_CMD_TCP 0x01000000
611#define IXGB_CONTEXT_DESC_CMD_IP 0x02000000
612#define IXGB_CONTEXT_DESC_CMD_TSE 0x04000000
613#define IXGB_CONTEXT_DESC_CMD_RS 0x08000000
614#define IXGB_CONTEXT_DESC_CMD_IDE 0x80000000
615
616#define IXGB_CONTEXT_DESC_TYPE 0x00000000
617
618#define IXGB_CONTEXT_DESC_STATUS_DD 0x01
619
620/* Filters */
621#define IXGB_MC_TBL_SIZE 128 /* Multicast Filter Table (4096 bits) */
622#define IXGB_VLAN_FILTER_TBL_SIZE 128 /* VLAN Filter Table (4096 bits) */
623#define IXGB_RAR_ENTRIES 3 /* Number of entries in Rx Address array */
624
625#define IXGB_MEMORY_REGISTER_BASE_ADDRESS 0
626#define ENET_HEADER_SIZE 14
627#define ENET_FCS_LENGTH 4
628#define IXGB_MAX_NUM_MULTICAST_ADDRESSES 128
629#define IXGB_MIN_ENET_FRAME_SIZE_WITHOUT_FCS 60
630#define IXGB_MAX_ENET_FRAME_SIZE_WITHOUT_FCS 1514
631#define IXGB_MAX_JUMBO_FRAME_SIZE 0x3F00
632
633/* Phy Addresses */
634#define IXGB_OPTICAL_PHY_ADDR 0x0 /* Optical Module phy address */
635#define IXGB_XAUII_PHY_ADDR 0x1 /* Xauii transceiver phy address */
636#define IXGB_DIAG_PHY_ADDR 0x1F /* Diagnostic Device phy address */
637
638/* This structure takes a 64k flash and maps it for identification commands */
639struct ixgb_flash_buffer {
640 uint8_t manufacturer_id;
641 uint8_t device_id;
642 uint8_t filler1[0x2AA8];
643 uint8_t cmd2;
644 uint8_t filler2[0x2AAA];
645 uint8_t cmd1;
646 uint8_t filler3[0xAAAA];
647};
648
649/*
650 * This is a little-endian specific check.
651 */
652#define IS_MULTICAST(Address) \
446490ca 653 (bool)(((uint8_t *)(Address))[0] & ((uint8_t)0x01))
1da177e4
LT
654
655/*
656 * Check whether an address is broadcast.
657 */
658#define IS_BROADCAST(Address) \
659 ((((uint8_t *)(Address))[0] == ((uint8_t)0xff)) && (((uint8_t *)(Address))[1] == ((uint8_t)0xff)))
660
661/* Flow control parameters */
662struct ixgb_fc {
663 uint32_t high_water; /* Flow Control High-water */
664 uint32_t low_water; /* Flow Control Low-water */
665 uint16_t pause_time; /* Flow Control Pause timer */
446490ca 666 bool send_xon; /* Flow control send XON */
1da177e4
LT
667 ixgb_fc_type type; /* Type of flow control */
668};
669
670/* The historical defaults for the flow control values are given below. */
671#define FC_DEFAULT_HI_THRESH (0x8000) /* 32KB */
672#define FC_DEFAULT_LO_THRESH (0x4000) /* 16KB */
673#define FC_DEFAULT_TX_TIMER (0x100) /* ~130 us */
674
675/* Phy definitions */
676#define IXGB_MAX_PHY_REG_ADDRESS 0xFFFF
677#define IXGB_MAX_PHY_ADDRESS 31
678#define IXGB_MAX_PHY_DEV_TYPE 31
679
680/* Bus parameters */
681struct ixgb_bus {
682 ixgb_bus_speed speed;
683 ixgb_bus_width width;
684 ixgb_bus_type type;
685};
686
687struct ixgb_hw {
688 uint8_t __iomem *hw_addr;/* Base Address of the hardware */
689 void *back; /* Pointer to OS-dependent struct */
690 struct ixgb_fc fc; /* Flow control parameters */
691 struct ixgb_bus bus; /* Bus parameters */
692 uint32_t phy_id; /* Phy Identifier */
693 uint32_t phy_addr; /* XGMII address of Phy */
694 ixgb_mac_type mac_type; /* Identifier for MAC controller */
695 ixgb_phy_type phy_type; /* Transceiver/phy identifier */
696 uint32_t max_frame_size; /* Maximum frame size supported */
697 uint32_t mc_filter_type; /* Multicast filter hash type */
698 uint32_t num_mc_addrs; /* Number of current Multicast addrs */
699 uint8_t curr_mac_addr[IXGB_ETH_LENGTH_OF_ADDRESS]; /* Individual address currently programmed in MAC */
700 uint32_t num_tx_desc; /* Number of Transmit descriptors */
701 uint32_t num_rx_desc; /* Number of Receive descriptors */
702 uint32_t rx_buffer_size; /* Size of Receive buffer */
446490ca
JP
703 bool link_up; /* true if link is valid */
704 bool adapter_stopped; /* State of adapter */
1da177e4
LT
705 uint16_t device_id; /* device id from PCI configuration space */
706 uint16_t vendor_id; /* vendor id from PCI configuration space */
707 uint8_t revision_id; /* revision id from PCI configuration space */
708 uint16_t subsystem_vendor_id; /* subsystem vendor id from PCI configuration space */
709 uint16_t subsystem_id; /* subsystem id from PCI configuration space */
710 uint32_t bar0; /* Base Address registers */
711 uint32_t bar1;
712 uint32_t bar2;
713 uint32_t bar3;
714 uint16_t pci_cmd_word; /* PCI command register id from PCI configuration space */
c676504e 715 __le16 eeprom[IXGB_EEPROM_SIZE]; /* EEPROM contents read at init time */
1da177e4
LT
716 unsigned long io_base; /* Our I/O mapped location */
717 uint32_t lastLFC;
718 uint32_t lastRFC;
719};
720
721/* Statistics reported by the hardware */
722struct ixgb_hw_stats {
723 uint64_t tprl;
724 uint64_t tprh;
725 uint64_t gprcl;
726 uint64_t gprch;
727 uint64_t bprcl;
728 uint64_t bprch;
729 uint64_t mprcl;
730 uint64_t mprch;
731 uint64_t uprcl;
732 uint64_t uprch;
733 uint64_t vprcl;
734 uint64_t vprch;
735 uint64_t jprcl;
736 uint64_t jprch;
737 uint64_t gorcl;
738 uint64_t gorch;
739 uint64_t torl;
740 uint64_t torh;
741 uint64_t rnbc;
742 uint64_t ruc;
743 uint64_t roc;
744 uint64_t rlec;
745 uint64_t crcerrs;
746 uint64_t icbc;
747 uint64_t ecbc;
748 uint64_t mpc;
749 uint64_t tptl;
750 uint64_t tpth;
751 uint64_t gptcl;
752 uint64_t gptch;
753 uint64_t bptcl;
754 uint64_t bptch;
755 uint64_t mptcl;
756 uint64_t mptch;
757 uint64_t uptcl;
758 uint64_t uptch;
759 uint64_t vptcl;
760 uint64_t vptch;
761 uint64_t jptcl;
762 uint64_t jptch;
763 uint64_t gotcl;
764 uint64_t gotch;
765 uint64_t totl;
766 uint64_t toth;
767 uint64_t dc;
768 uint64_t plt64c;
769 uint64_t tsctc;
770 uint64_t tsctfc;
771 uint64_t ibic;
772 uint64_t rfc;
773 uint64_t lfc;
774 uint64_t pfrc;
775 uint64_t pftc;
776 uint64_t mcfrc;
777 uint64_t mcftc;
778 uint64_t xonrxc;
779 uint64_t xontxc;
780 uint64_t xoffrxc;
781 uint64_t xofftxc;
782 uint64_t rjc;
783};
784
785/* Function Prototypes */
446490ca
JP
786extern bool ixgb_adapter_stop(struct ixgb_hw *hw);
787extern bool ixgb_init_hw(struct ixgb_hw *hw);
788extern bool ixgb_adapter_start(struct ixgb_hw *hw);
1da177e4 789extern void ixgb_check_for_link(struct ixgb_hw *hw);
446490ca 790extern bool ixgb_check_for_bad_link(struct ixgb_hw *hw);
1da177e4
LT
791
792extern void ixgb_rar_set(struct ixgb_hw *hw,
793 uint8_t *addr,
794 uint32_t index);
795
796
797/* Filters (multicast, vlan, receive) */
798extern void ixgb_mc_addr_list_update(struct ixgb_hw *hw,
799 uint8_t *mc_addr_list,
800 uint32_t mc_addr_count,
801 uint32_t pad);
802
803/* Vfta functions */
804extern void ixgb_write_vfta(struct ixgb_hw *hw,
805 uint32_t offset,
806 uint32_t value);
807
1da177e4
LT
808/* Access functions to eeprom data */
809void ixgb_get_ee_mac_addr(struct ixgb_hw *hw, uint8_t *mac_addr);
1da177e4 810uint32_t ixgb_get_ee_pba_number(struct ixgb_hw *hw);
1da177e4 811uint16_t ixgb_get_ee_device_id(struct ixgb_hw *hw);
446490ca 812bool ixgb_get_eeprom_data(struct ixgb_hw *hw);
c676504e 813__le16 ixgb_get_eeprom_word(struct ixgb_hw *hw, uint16_t index);
1da177e4
LT
814
815/* Everything else */
816void ixgb_led_on(struct ixgb_hw *hw);
817void ixgb_led_off(struct ixgb_hw *hw);
818void ixgb_write_pci_cfg(struct ixgb_hw *hw,
819 uint32_t reg,
820 uint16_t * value);
821
822
823#endif /* _IXGB_HW_H_ */