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1/*******************************************************************************
2
3  Intel PRO/10GbE Linux driver
4  Copyright(c) 1999 - 2008 Intel Corporation.
5
6  This program is free software; you can redistribute it and/or modify it
7  under the terms and conditions of the GNU General Public License,
8  version 2, as published by the Free Software Foundation.
9
10  This program is distributed in the hope it will be useful, but WITHOUT
11  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
12  FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
13  more details.
14
15  You should have received a copy of the GNU General Public License along with
16  this program; if not, write to the Free Software Foundation, Inc.,
17  51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
18
19  The full GNU General Public License is included in this distribution in
20  the file called "COPYING".
21
22  Contact Information:
23  Linux NICS <linux.nics@intel.com>
24  e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
25  Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
26
27*******************************************************************************/
28
29#ifndef _IXGB_HW_H_
30#define _IXGB_HW_H_
31
32#include <linux/mdio.h>
33
34#include "ixgb_osdep.h"
35
36/* Enums */
37typedef enum {
38	ixgb_mac_unknown = 0,
39	ixgb_82597,
40	ixgb_num_macs
41} ixgb_mac_type;
42
43/* Types of physical layer modules */
44typedef enum {
45	ixgb_phy_type_unknown = 0,
46	ixgb_phy_type_g6005,	/* 850nm, MM fiber, XPAK transceiver */
47	ixgb_phy_type_g6104,	/* 1310nm, SM fiber, XPAK transceiver */
48	ixgb_phy_type_txn17201,	/* 850nm, MM fiber, XPAK transceiver */
49	ixgb_phy_type_txn17401,	/* 1310nm, SM fiber, XENPAK transceiver */
50	ixgb_phy_type_bcm	/* SUN specific board */
51} ixgb_phy_type;
52
53/* XPAK transceiver vendors, for the SR adapters */
54typedef enum {
55	ixgb_xpak_vendor_intel,
56	ixgb_xpak_vendor_infineon
57} ixgb_xpak_vendor;
58
59/* Media Types */
60typedef enum {
61	ixgb_media_type_unknown = 0,
62	ixgb_media_type_fiber = 1,
63	ixgb_media_type_copper = 2,
64	ixgb_num_media_types
65} ixgb_media_type;
66
67/* Flow Control Settings */
68typedef enum {
69	ixgb_fc_none = 0,
70	ixgb_fc_rx_pause = 1,
71	ixgb_fc_tx_pause = 2,
72	ixgb_fc_full = 3,
73	ixgb_fc_default = 0xFF
74} ixgb_fc_type;
75
76/* PCI bus types */
77typedef enum {
78	ixgb_bus_type_unknown = 0,
79	ixgb_bus_type_pci,
80	ixgb_bus_type_pcix
81} ixgb_bus_type;
82
83/* PCI bus speeds */
84typedef enum {
85	ixgb_bus_speed_unknown = 0,
86	ixgb_bus_speed_33,
87	ixgb_bus_speed_66,
88	ixgb_bus_speed_100,
89	ixgb_bus_speed_133,
90	ixgb_bus_speed_reserved
91} ixgb_bus_speed;
92
93/* PCI bus widths */
94typedef enum {
95	ixgb_bus_width_unknown = 0,
96	ixgb_bus_width_32,
97	ixgb_bus_width_64
98} ixgb_bus_width;
99
100#define IXGB_ETH_LENGTH_OF_ADDRESS   6
101
102#define IXGB_EEPROM_SIZE    64	/* Size in words */
103
104#define SPEED_10000  10000
105#define FULL_DUPLEX  2
106
107#define MIN_NUMBER_OF_DESCRIPTORS       8
108#define MAX_NUMBER_OF_DESCRIPTORS  0xFFF8	/* 13 bits in RDLEN/TDLEN, 128B aligned     */
109
110#define IXGB_DELAY_BEFORE_RESET        10	/* allow 10ms after idling rx/tx units      */
111#define IXGB_DELAY_AFTER_RESET          1	/* allow 1ms after the reset                */
112#define IXGB_DELAY_AFTER_EE_RESET      10	/* allow 10ms after the EEPROM reset        */
113
114#define IXGB_DELAY_USECS_AFTER_LINK_RESET    13	/* allow 13 microseconds after the reset    */
115					   /* NOTE: this is MICROSECONDS               */
116#define MAX_RESET_ITERATIONS            8	/* number of iterations to get things right */
117
118/* General Registers */
119#define IXGB_CTRL0   0x00000	/* Device Control Register 0 - RW */
120#define IXGB_CTRL1   0x00008	/* Device Control Register 1 - RW */
121#define IXGB_STATUS  0x00010	/* Device Status Register - RO */
122#define IXGB_EECD    0x00018	/* EEPROM/Flash Control/Data Register - RW */
123#define IXGB_MFS     0x00020	/* Maximum Frame Size - RW */
124
125/* Interrupt */
126#define IXGB_ICR     0x00080	/* Interrupt Cause Read - R/clr */
127#define IXGB_ICS     0x00088	/* Interrupt Cause Set - RW */
128#define IXGB_IMS     0x00090	/* Interrupt Mask Set/Read - RW */
129#define IXGB_IMC     0x00098	/* Interrupt Mask Clear - WO */
130
131/* Receive */
132#define IXGB_RCTL    0x00100	/* RX Control - RW */
133#define IXGB_FCRTL   0x00108	/* Flow Control Receive Threshold Low - RW */
134#define IXGB_FCRTH   0x00110	/* Flow Control Receive Threshold High - RW */
135#define IXGB_RDBAL   0x00118	/* RX Descriptor Base Low - RW */
136#define IXGB_RDBAH   0x0011C	/* RX Descriptor Base High - RW */
137#define IXGB_RDLEN   0x00120	/* RX Descriptor Length - RW */
138#define IXGB_RDH     0x00128	/* RX Descriptor Head - RW */
139#define IXGB_RDT     0x00130	/* RX Descriptor Tail - RW */
140#define IXGB_RDTR    0x00138	/* RX Delay Timer Ring - RW */
141#define IXGB_RXDCTL  0x00140	/* Receive Descriptor Control - RW */
142#define IXGB_RAIDC   0x00148	/* Receive Adaptive Interrupt Delay Control - RW */
143#define IXGB_RXCSUM  0x00158	/* Receive Checksum Control - RW */
144#define IXGB_RA      0x00180	/* Receive Address Array Base - RW */
145#define IXGB_RAL     0x00180	/* Receive Address Low [0:15] - RW */
146#define IXGB_RAH     0x00184	/* Receive Address High [0:15] - RW */
147#define IXGB_MTA     0x00200	/* Multicast Table Array [0:127] - RW */
148#define IXGB_VFTA    0x00400	/* VLAN Filter Table Array [0:127] - RW */
149#define IXGB_REQ_RX_DESCRIPTOR_MULTIPLE 8
150
151/* Transmit */
152#define IXGB_TCTL    0x00600	/* TX Control - RW */
153#define IXGB_TDBAL   0x00608	/* TX Descriptor Base Low - RW */
154#define IXGB_TDBAH   0x0060C	/* TX Descriptor Base High - RW */
155#define IXGB_TDLEN   0x00610	/* TX Descriptor Length - RW */
156#define IXGB_TDH     0x00618	/* TX Descriptor Head - RW */
157#define IXGB_TDT     0x00620	/* TX Descriptor Tail - RW */
158#define IXGB_TIDV    0x00628	/* TX Interrupt Delay Value - RW */
159#define IXGB_TXDCTL  0x00630	/* Transmit Descriptor Control - RW */
160#define IXGB_TSPMT   0x00638	/* TCP Segmentation PAD & Min Threshold - RW */
161#define IXGB_PAP     0x00640	/* Pause and Pace - RW */
162#define IXGB_REQ_TX_DESCRIPTOR_MULTIPLE 8
163
164/* Physical */
165#define IXGB_PCSC1   0x00700	/* PCS Control 1 - RW */
166#define IXGB_PCSC2   0x00708	/* PCS Control 2 - RW */
167#define IXGB_PCSS1   0x00710	/* PCS Status 1 - RO */
168#define IXGB_PCSS2   0x00718	/* PCS Status 2 - RO */
169#define IXGB_XPCSS   0x00720	/* 10GBASE-X PCS Status (or XGXS Lane Status) - RO */
170#define IXGB_UCCR    0x00728	/* Unilink Circuit Control Register */
171#define IXGB_XPCSTC  0x00730	/* 10GBASE-X PCS Test Control */
172#define IXGB_MACA    0x00738	/* MDI Autoscan Command and Address - RW */
173#define IXGB_APAE    0x00740	/* Autoscan PHY Address Enable - RW */
174#define IXGB_ARD     0x00748	/* Autoscan Read Data - RO */
175#define IXGB_AIS     0x00750	/* Autoscan Interrupt Status - RO */
176#define IXGB_MSCA    0x00758	/* MDI Single Command and Address - RW */
177#define IXGB_MSRWD   0x00760	/* MDI Single Read and Write Data - RW, RO */
178
179/* Wake-up */
180#define IXGB_WUFC    0x00808	/* Wake Up Filter Control - RW */
181#define IXGB_WUS     0x00810	/* Wake Up Status - RO */
182#define IXGB_FFLT    0x01000	/* Flexible Filter Length Table - RW */
183#define IXGB_FFMT    0x01020	/* Flexible Filter Mask Table - RW */
184#define IXGB_FTVT    0x01420	/* Flexible Filter Value Table - RW */
185
186/* Statistics */
187#define IXGB_TPRL    0x02000	/* Total Packets Received (Low) */
188#define IXGB_TPRH    0x02004	/* Total Packets Received (High) */
189#define IXGB_GPRCL   0x02008	/* Good Packets Received Count (Low) */
190#define IXGB_GPRCH   0x0200C	/* Good Packets Received Count (High) */
191#define IXGB_BPRCL   0x02010	/* Broadcast Packets Received Count (Low) */
192#define IXGB_BPRCH   0x02014	/* Broadcast Packets Received Count (High) */
193#define IXGB_MPRCL   0x02018	/* Multicast Packets Received Count (Low) */
194#define IXGB_MPRCH   0x0201C	/* Multicast Packets Received Count (High) */
195#define IXGB_UPRCL   0x02020	/* Unicast Packets Received Count (Low) */
196#define IXGB_UPRCH   0x02024	/* Unicast Packets Received Count (High) */
197#define IXGB_VPRCL   0x02028	/* VLAN Packets Received Count (Low) */
198#define IXGB_VPRCH   0x0202C	/* VLAN Packets Received Count (High) */
199#define IXGB_JPRCL   0x02030	/* Jumbo Packets Received Count (Low) */
200#define IXGB_JPRCH   0x02034	/* Jumbo Packets Received Count (High) */
201#define IXGB_GORCL   0x02038	/* Good Octets Received Count (Low) */
202#define IXGB_GORCH   0x0203C	/* Good Octets Received Count (High) */
203#define IXGB_TORL    0x02040	/* Total Octets Received (Low) */
204#define IXGB_TORH    0x02044	/* Total Octets Received (High) */
205#define IXGB_RNBC    0x02048	/* Receive No Buffers Count */
206#define IXGB_RUC     0x02050	/* Receive Undersize Count */
207#define IXGB_ROC     0x02058	/* Receive Oversize Count */
208#define IXGB_RLEC    0x02060	/* Receive Length Error Count */
209#define IXGB_CRCERRS 0x02068	/* CRC Error Count */
210#define IXGB_ICBC    0x02070	/* Illegal control byte in mid-packet Count */
211#define IXGB_ECBC    0x02078	/* Error Control byte in mid-packet Count */
212#define IXGB_MPC     0x02080	/* Missed Packets Count */
213#define IXGB_TPTL    0x02100	/* Total Packets Transmitted (Low) */
214#define IXGB_TPTH    0x02104	/* Total Packets Transmitted (High) */
215#define IXGB_GPTCL   0x02108	/* Good Packets Transmitted Count (Low) */
216#define IXGB_GPTCH   0x0210C	/* Good Packets Transmitted Count (High) */
217#define IXGB_BPTCL   0x02110	/* Broadcast Packets Transmitted Count (Low) */
218#define IXGB_BPTCH   0x02114	/* Broadcast Packets Transmitted Count (High) */
219#define IXGB_MPTCL   0x02118	/* Multicast Packets Transmitted Count (Low) */
220#define IXGB_MPTCH   0x0211C	/* Multicast Packets Transmitted Count (High) */
221#define IXGB_UPTCL   0x02120	/* Unicast Packets Transmitted Count (Low) */
222#define IXGB_UPTCH   0x02124	/* Unicast Packets Transmitted Count (High) */
223#define IXGB_VPTCL   0x02128	/* VLAN Packets Transmitted Count (Low) */
224#define IXGB_VPTCH   0x0212C	/* VLAN Packets Transmitted Count (High) */
225#define IXGB_JPTCL   0x02130	/* Jumbo Packets Transmitted Count (Low) */
226#define IXGB_JPTCH   0x02134	/* Jumbo Packets Transmitted Count (High) */
227#define IXGB_GOTCL   0x02138	/* Good Octets Transmitted Count (Low) */
228#define IXGB_GOTCH   0x0213C	/* Good Octets Transmitted Count (High) */
229#define IXGB_TOTL    0x02140	/* Total Octets Transmitted Count (Low) */
230#define IXGB_TOTH    0x02144	/* Total Octets Transmitted Count (High) */
231#define IXGB_DC      0x02148	/* Defer Count */
232#define IXGB_PLT64C  0x02150	/* Packet Transmitted was less than 64 bytes Count */
233#define IXGB_TSCTC   0x02170	/* TCP Segmentation Context Transmitted Count */
234#define IXGB_TSCTFC  0x02178	/* TCP Segmentation Context Tx Fail Count */
235#define IXGB_IBIC    0x02180	/* Illegal byte during Idle stream count */
236#define IXGB_RFC     0x02188	/* Remote Fault Count */
237#define IXGB_LFC     0x02190	/* Local Fault Count */
238#define IXGB_PFRC    0x02198	/* Pause Frame Receive Count */
239#define IXGB_PFTC    0x021A0	/* Pause Frame Transmit Count */
240#define IXGB_MCFRC   0x021A8	/* MAC Control Frames (non-Pause) Received Count */
241#define IXGB_MCFTC   0x021B0	/* MAC Control Frames (non-Pause) Transmitted Count */
242#define IXGB_XONRXC  0x021B8	/* XON Received Count */
243#define IXGB_XONTXC  0x021C0	/* XON Transmitted Count */
244#define IXGB_XOFFRXC 0x021C8	/* XOFF Received Count */
245#define IXGB_XOFFTXC 0x021D0	/* XOFF Transmitted Count */
246#define IXGB_RJC     0x021D8	/* Receive Jabber Count */
247
248/* CTRL0 Bit Masks */
249#define IXGB_CTRL0_LRST     0x00000008
250#define IXGB_CTRL0_JFE      0x00000010
251#define IXGB_CTRL0_XLE      0x00000020
252#define IXGB_CTRL0_MDCS     0x00000040
253#define IXGB_CTRL0_CMDC     0x00000080
254#define IXGB_CTRL0_SDP0     0x00040000
255#define IXGB_CTRL0_SDP1     0x00080000
256#define IXGB_CTRL0_SDP2     0x00100000
257#define IXGB_CTRL0_SDP3     0x00200000
258#define IXGB_CTRL0_SDP0_DIR 0x00400000
259#define IXGB_CTRL0_SDP1_DIR 0x00800000
260#define IXGB_CTRL0_SDP2_DIR 0x01000000
261#define IXGB_CTRL0_SDP3_DIR 0x02000000
262#define IXGB_CTRL0_RST      0x04000000
263#define IXGB_CTRL0_RPE      0x08000000
264#define IXGB_CTRL0_TPE      0x10000000
265#define IXGB_CTRL0_VME      0x40000000
266
267/* CTRL1 Bit Masks */
268#define IXGB_CTRL1_GPI0_EN     0x00000001
269#define IXGB_CTRL1_GPI1_EN     0x00000002
270#define IXGB_CTRL1_GPI2_EN     0x00000004
271#define IXGB_CTRL1_GPI3_EN     0x00000008
272#define IXGB_CTRL1_SDP4        0x00000010
273#define IXGB_CTRL1_SDP5        0x00000020
274#define IXGB_CTRL1_SDP6        0x00000040
275#define IXGB_CTRL1_SDP7        0x00000080
276#define IXGB_CTRL1_SDP4_DIR    0x00000100
277#define IXGB_CTRL1_SDP5_DIR    0x00000200
278#define IXGB_CTRL1_SDP6_DIR    0x00000400
279#define IXGB_CTRL1_SDP7_DIR    0x00000800
280#define IXGB_CTRL1_EE_RST      0x00002000
281#define IXGB_CTRL1_RO_DIS      0x00020000
282#define IXGB_CTRL1_PCIXHM_MASK 0x00C00000
283#define IXGB_CTRL1_PCIXHM_1_2  0x00000000
284#define IXGB_CTRL1_PCIXHM_5_8  0x00400000
285#define IXGB_CTRL1_PCIXHM_3_4  0x00800000
286#define IXGB_CTRL1_PCIXHM_7_8  0x00C00000
287
288/* STATUS Bit Masks */
289#define IXGB_STATUS_LU            0x00000002
290#define IXGB_STATUS_AIP           0x00000004
291#define IXGB_STATUS_TXOFF         0x00000010
292#define IXGB_STATUS_XAUIME        0x00000020
293#define IXGB_STATUS_RES           0x00000040
294#define IXGB_STATUS_RIS           0x00000080
295#define IXGB_STATUS_RIE           0x00000100
296#define IXGB_STATUS_RLF           0x00000200
297#define IXGB_STATUS_RRF           0x00000400
298#define IXGB_STATUS_PCI_SPD       0x00000800
299#define IXGB_STATUS_BUS64         0x00001000
300#define IXGB_STATUS_PCIX_MODE     0x00002000
301#define IXGB_STATUS_PCIX_SPD_MASK 0x0000C000
302#define IXGB_STATUS_PCIX_SPD_66   0x00000000
303#define IXGB_STATUS_PCIX_SPD_100  0x00004000
304#define IXGB_STATUS_PCIX_SPD_133  0x00008000
305#define IXGB_STATUS_REV_ID_MASK   0x000F0000
306#define IXGB_STATUS_REV_ID_SHIFT  16
307
308/* EECD Bit Masks */
309#define IXGB_EECD_SK       0x00000001
310#define IXGB_EECD_CS       0x00000002
311#define IXGB_EECD_DI       0x00000004
312#define IXGB_EECD_DO       0x00000008
313#define IXGB_EECD_FWE_MASK 0x00000030
314#define IXGB_EECD_FWE_DIS  0x00000010
315#define IXGB_EECD_FWE_EN   0x00000020
316
317/* MFS */
318#define IXGB_MFS_SHIFT 16
319
320/* Interrupt Register Bit Masks (used for ICR, ICS, IMS, and IMC) */
321#define IXGB_INT_TXDW     0x00000001
322#define IXGB_INT_TXQE     0x00000002
323#define IXGB_INT_LSC      0x00000004
324#define IXGB_INT_RXSEQ    0x00000008
325#define IXGB_INT_RXDMT0   0x00000010
326#define IXGB_INT_RXO      0x00000040
327#define IXGB_INT_RXT0     0x00000080
328#define IXGB_INT_AUTOSCAN 0x00000200
329#define IXGB_INT_GPI0     0x00000800
330#define IXGB_INT_GPI1     0x00001000
331#define IXGB_INT_GPI2     0x00002000
332#define IXGB_INT_GPI3     0x00004000
333
334/* RCTL Bit Masks */
335#define IXGB_RCTL_RXEN        0x00000002
336#define IXGB_RCTL_SBP         0x00000004
337#define IXGB_RCTL_UPE         0x00000008
338#define IXGB_RCTL_MPE         0x00000010
339#define IXGB_RCTL_RDMTS_MASK  0x00000300
340#define IXGB_RCTL_RDMTS_1_2   0x00000000
341#define IXGB_RCTL_RDMTS_1_4   0x00000100
342#define IXGB_RCTL_RDMTS_1_8   0x00000200
343#define IXGB_RCTL_MO_MASK     0x00003000
344#define IXGB_RCTL_MO_47_36    0x00000000
345#define IXGB_RCTL_MO_46_35    0x00001000
346#define IXGB_RCTL_MO_45_34    0x00002000
347#define IXGB_RCTL_MO_43_32    0x00003000
348#define IXGB_RCTL_MO_SHIFT    12
349#define IXGB_RCTL_BAM         0x00008000
350#define IXGB_RCTL_BSIZE_MASK  0x00030000
351#define IXGB_RCTL_BSIZE_2048  0x00000000
352#define IXGB_RCTL_BSIZE_4096  0x00010000
353#define IXGB_RCTL_BSIZE_8192  0x00020000
354#define IXGB_RCTL_BSIZE_16384 0x00030000
355#define IXGB_RCTL_VFE         0x00040000
356#define IXGB_RCTL_CFIEN       0x00080000
357#define IXGB_RCTL_CFI         0x00100000
358#define IXGB_RCTL_RPDA_MASK   0x00600000
359#define IXGB_RCTL_RPDA_MC_MAC 0x00000000
360#define IXGB_RCTL_MC_ONLY     0x00400000
361#define IXGB_RCTL_CFF         0x00800000
362#define IXGB_RCTL_SECRC       0x04000000
363#define IXGB_RDT_FPDB         0x80000000
364
365#define IXGB_RCTL_IDLE_RX_UNIT 0
366
367/* FCRTL Bit Masks */
368#define IXGB_FCRTL_XONE       0x80000000
369
370/* RXDCTL Bit Masks */
371#define IXGB_RXDCTL_PTHRESH_MASK  0x000001FF
372#define IXGB_RXDCTL_PTHRESH_SHIFT 0
373#define IXGB_RXDCTL_HTHRESH_MASK  0x0003FE00
374#define IXGB_RXDCTL_HTHRESH_SHIFT 9
375#define IXGB_RXDCTL_WTHRESH_MASK  0x07FC0000
376#define IXGB_RXDCTL_WTHRESH_SHIFT 18
377
378/* RAIDC Bit Masks */
379#define IXGB_RAIDC_HIGHTHRS_MASK 0x0000003F
380#define IXGB_RAIDC_DELAY_MASK    0x000FF800
381#define IXGB_RAIDC_DELAY_SHIFT   11
382#define IXGB_RAIDC_POLL_MASK     0x1FF00000
383#define IXGB_RAIDC_POLL_SHIFT    20
384#define IXGB_RAIDC_RXT_GATE      0x40000000
385#define IXGB_RAIDC_EN            0x80000000
386
387#define IXGB_RAIDC_POLL_1000_INTERRUPTS_PER_SECOND      1220
388#define IXGB_RAIDC_POLL_5000_INTERRUPTS_PER_SECOND      244
389#define IXGB_RAIDC_POLL_10000_INTERRUPTS_PER_SECOND     122
390#define IXGB_RAIDC_POLL_20000_INTERRUPTS_PER_SECOND     61
391
392/* RXCSUM Bit Masks */
393#define IXGB_RXCSUM_IPOFL 0x00000100
394#define IXGB_RXCSUM_TUOFL 0x00000200
395
396/* RAH Bit Masks */
397#define IXGB_RAH_ASEL_MASK 0x00030000
398#define IXGB_RAH_ASEL_DEST 0x00000000
399#define IXGB_RAH_ASEL_SRC  0x00010000
400#define IXGB_RAH_AV        0x80000000
401
402/* TCTL Bit Masks */
403#define IXGB_TCTL_TCE  0x00000001
404#define IXGB_TCTL_TXEN 0x00000002
405#define IXGB_TCTL_TPDE 0x00000004
406
407#define IXGB_TCTL_IDLE_TX_UNIT  0
408
409/* TXDCTL Bit Masks */
410#define IXGB_TXDCTL_PTHRESH_MASK  0x0000007F
411#define IXGB_TXDCTL_HTHRESH_MASK  0x00007F00
412#define IXGB_TXDCTL_HTHRESH_SHIFT 8
413#define IXGB_TXDCTL_WTHRESH_MASK  0x007F0000
414#define IXGB_TXDCTL_WTHRESH_SHIFT 16
415
416/* TSPMT Bit Masks */
417#define IXGB_TSPMT_TSMT_MASK   0x0000FFFF
418#define IXGB_TSPMT_TSPBP_MASK  0xFFFF0000
419#define IXGB_TSPMT_TSPBP_SHIFT 16
420
421/* PAP Bit Masks */
422#define IXGB_PAP_TXPC_MASK 0x0000FFFF
423#define IXGB_PAP_TXPV_MASK 0x000F0000
424#define IXGB_PAP_TXPV_10G  0x00000000
425#define IXGB_PAP_TXPV_1G   0x00010000
426#define IXGB_PAP_TXPV_2G   0x00020000
427#define IXGB_PAP_TXPV_3G   0x00030000
428#define IXGB_PAP_TXPV_4G   0x00040000
429#define IXGB_PAP_TXPV_5G   0x00050000
430#define IXGB_PAP_TXPV_6G   0x00060000
431#define IXGB_PAP_TXPV_7G   0x00070000
432#define IXGB_PAP_TXPV_8G   0x00080000
433#define IXGB_PAP_TXPV_9G   0x00090000
434#define IXGB_PAP_TXPV_WAN  0x000F0000
435
436/* PCSC1 Bit Masks */
437#define IXGB_PCSC1_LOOPBACK 0x00004000
438
439/* PCSC2 Bit Masks */
440#define IXGB_PCSC2_PCS_TYPE_MASK  0x00000003
441#define IXGB_PCSC2_PCS_TYPE_10GBX 0x00000001
442
443/* PCSS1 Bit Masks */
444#define IXGB_PCSS1_LOCAL_FAULT    0x00000080
445#define IXGB_PCSS1_RX_LINK_STATUS 0x00000004
446
447/* PCSS2 Bit Masks */
448#define IXGB_PCSS2_DEV_PRES_MASK 0x0000C000
449#define IXGB_PCSS2_DEV_PRES      0x00004000
450#define IXGB_PCSS2_TX_LF         0x00000800
451#define IXGB_PCSS2_RX_LF         0x00000400
452#define IXGB_PCSS2_10GBW         0x00000004
453#define IXGB_PCSS2_10GBX         0x00000002
454#define IXGB_PCSS2_10GBR         0x00000001
455
456/* XPCSS Bit Masks */
457#define IXGB_XPCSS_ALIGN_STATUS 0x00001000
458#define IXGB_XPCSS_PATTERN_TEST 0x00000800
459#define IXGB_XPCSS_LANE_3_SYNC  0x00000008
460#define IXGB_XPCSS_LANE_2_SYNC  0x00000004
461#define IXGB_XPCSS_LANE_1_SYNC  0x00000002
462#define IXGB_XPCSS_LANE_0_SYNC  0x00000001
463
464/* XPCSTC Bit Masks */
465#define IXGB_XPCSTC_BERT_TRIG       0x00200000
466#define IXGB_XPCSTC_BERT_SST        0x00100000
467#define IXGB_XPCSTC_BERT_PSZ_MASK   0x000C0000
468#define IXGB_XPCSTC_BERT_PSZ_SHIFT  17
469#define IXGB_XPCSTC_BERT_PSZ_INF    0x00000003
470#define IXGB_XPCSTC_BERT_PSZ_68     0x00000001
471#define IXGB_XPCSTC_BERT_PSZ_1028   0x00000000
472
473/* MSCA bit Masks */
474/* New Protocol Address */
475#define IXGB_MSCA_NP_ADDR_MASK      0x0000FFFF
476#define IXGB_MSCA_NP_ADDR_SHIFT     0
477/* Either Device Type or Register Address,depending on ST_CODE */
478#define IXGB_MSCA_DEV_TYPE_MASK     0x001F0000
479#define IXGB_MSCA_DEV_TYPE_SHIFT    16
480#define IXGB_MSCA_PHY_ADDR_MASK     0x03E00000
481#define IXGB_MSCA_PHY_ADDR_SHIFT    21
482#define IXGB_MSCA_OP_CODE_MASK      0x0C000000
483/* OP_CODE == 00, Address cycle, New Protocol           */
484/* OP_CODE == 01, Write operation                       */
485/* OP_CODE == 10, Read operation                        */
486/* OP_CODE == 11, Read, auto increment, New Protocol    */
487#define IXGB_MSCA_ADDR_CYCLE        0x00000000
488#define IXGB_MSCA_WRITE             0x04000000
489#define IXGB_MSCA_READ              0x08000000
490#define IXGB_MSCA_READ_AUTOINC      0x0C000000
491#define IXGB_MSCA_OP_CODE_SHIFT     26
492#define IXGB_MSCA_ST_CODE_MASK      0x30000000
493/* ST_CODE == 00, New Protocol  */
494/* ST_CODE == 01, Old Protocol  */
495#define IXGB_MSCA_NEW_PROTOCOL      0x00000000
496#define IXGB_MSCA_OLD_PROTOCOL      0x10000000
497#define IXGB_MSCA_ST_CODE_SHIFT     28
498/* Initiate command, self-clearing when command completes */
499#define IXGB_MSCA_MDI_COMMAND       0x40000000
500/*MDI In Progress Enable. */
501#define IXGB_MSCA_MDI_IN_PROG_EN    0x80000000
502
503/* MSRWD bit masks */
504#define IXGB_MSRWD_WRITE_DATA_MASK  0x0000FFFF
505#define IXGB_MSRWD_WRITE_DATA_SHIFT 0
506#define IXGB_MSRWD_READ_DATA_MASK   0xFFFF0000
507#define IXGB_MSRWD_READ_DATA_SHIFT  16
508
509/* Definitions for the optics devices on the MDIO bus. */
510#define IXGB_PHY_ADDRESS             0x0	/* Single PHY, multiple "Devices" */
511
512#define MDIO_PMA_PMD_XPAK_VENDOR_NAME       0x803A	/* XPAK/XENPAK devices only */
513
514/* Vendor-specific MDIO registers */
515#define G6XXX_PMA_PMD_VS1                   0xC001	/* Vendor-specific register */
516#define G6XXX_XGXS_XAUI_VS2                 0x18	/* Vendor-specific register */
517
518#define G6XXX_PMA_PMD_VS1_PLL_RESET         0x80
519#define G6XXX_PMA_PMD_VS1_REMOVE_PLL_RESET  0x00
520#define G6XXX_XGXS_XAUI_VS2_INPUT_MASK      0x0F	/* XAUI lanes synchronized */
521
522/* Layout of a single receive descriptor.  The controller assumes that this
523 * structure is packed into 16 bytes, which is a safe assumption with most
524 * compilers.  However, some compilers may insert padding between the fields,
525 * in which case the structure must be packed in some compiler-specific
526 * manner. */
527struct ixgb_rx_desc {
528	__le64 buff_addr;
529	__le16 length;
530	__le16 reserved;
531	u8 status;
532	u8 errors;
533	__le16 special;
534};
535
536#define IXGB_RX_DESC_STATUS_DD    0x01
537#define IXGB_RX_DESC_STATUS_EOP   0x02
538#define IXGB_RX_DESC_STATUS_IXSM  0x04
539#define IXGB_RX_DESC_STATUS_VP    0x08
540#define IXGB_RX_DESC_STATUS_TCPCS 0x20
541#define IXGB_RX_DESC_STATUS_IPCS  0x40
542#define IXGB_RX_DESC_STATUS_PIF   0x80
543
544#define IXGB_RX_DESC_ERRORS_CE   0x01
545#define IXGB_RX_DESC_ERRORS_SE   0x02
546#define IXGB_RX_DESC_ERRORS_P    0x08
547#define IXGB_RX_DESC_ERRORS_TCPE 0x20
548#define IXGB_RX_DESC_ERRORS_IPE  0x40
549#define IXGB_RX_DESC_ERRORS_RXE  0x80
550
551#define IXGB_RX_DESC_SPECIAL_VLAN_MASK  0x0FFF	/* VLAN ID is in lower 12 bits */
552#define IXGB_RX_DESC_SPECIAL_PRI_MASK   0xE000	/* Priority is in upper 3 bits */
553#define IXGB_RX_DESC_SPECIAL_PRI_SHIFT  0x000D	/* Priority is in upper 3 of 16 */
554
555/* Layout of a single transmit descriptor.  The controller assumes that this
556 * structure is packed into 16 bytes, which is a safe assumption with most
557 * compilers.  However, some compilers may insert padding between the fields,
558 * in which case the structure must be packed in some compiler-specific
559 * manner. */
560struct ixgb_tx_desc {
561	__le64 buff_addr;
562	__le32 cmd_type_len;
563	u8 status;
564	u8 popts;
565	__le16 vlan;
566};
567
568#define IXGB_TX_DESC_LENGTH_MASK    0x000FFFFF
569#define IXGB_TX_DESC_TYPE_MASK      0x00F00000
570#define IXGB_TX_DESC_TYPE_SHIFT     20
571#define IXGB_TX_DESC_CMD_MASK       0xFF000000
572#define IXGB_TX_DESC_CMD_SHIFT      24
573#define IXGB_TX_DESC_CMD_EOP        0x01000000
574#define IXGB_TX_DESC_CMD_TSE        0x04000000
575#define IXGB_TX_DESC_CMD_RS         0x08000000
576#define IXGB_TX_DESC_CMD_VLE        0x40000000
577#define IXGB_TX_DESC_CMD_IDE        0x80000000
578
579#define IXGB_TX_DESC_TYPE           0x00100000
580
581#define IXGB_TX_DESC_STATUS_DD  0x01
582
583#define IXGB_TX_DESC_POPTS_IXSM 0x01
584#define IXGB_TX_DESC_POPTS_TXSM 0x02
585#define IXGB_TX_DESC_SPECIAL_PRI_SHIFT  IXGB_RX_DESC_SPECIAL_PRI_SHIFT	/* Priority is in upper 3 of 16 */
586
587struct ixgb_context_desc {
588	u8 ipcss;
589	u8 ipcso;
590	__le16 ipcse;
591	u8 tucss;
592	u8 tucso;
593	__le16 tucse;
594	__le32 cmd_type_len;
595	u8 status;
596	u8 hdr_len;
597	__le16 mss;
598};
599
600#define IXGB_CONTEXT_DESC_CMD_TCP 0x01000000
601#define IXGB_CONTEXT_DESC_CMD_IP  0x02000000
602#define IXGB_CONTEXT_DESC_CMD_TSE 0x04000000
603#define IXGB_CONTEXT_DESC_CMD_RS  0x08000000
604#define IXGB_CONTEXT_DESC_CMD_IDE 0x80000000
605
606#define IXGB_CONTEXT_DESC_TYPE 0x00000000
607
608#define IXGB_CONTEXT_DESC_STATUS_DD 0x01
609
610/* Filters */
611#define IXGB_MC_TBL_SIZE          128	/* Multicast Filter Table (4096 bits) */
612#define IXGB_VLAN_FILTER_TBL_SIZE 128	/* VLAN Filter Table (4096 bits) */
613#define IXGB_RAR_ENTRIES		  3	/* Number of entries in Rx Address array */
614
615#define IXGB_MEMORY_REGISTER_BASE_ADDRESS   0
616#define ENET_HEADER_SIZE			14
617#define ENET_FCS_LENGTH			 4
618#define IXGB_MAX_NUM_MULTICAST_ADDRESSES	128
619#define IXGB_MIN_ENET_FRAME_SIZE_WITHOUT_FCS	60
620#define IXGB_MAX_ENET_FRAME_SIZE_WITHOUT_FCS	1514
621#define IXGB_MAX_JUMBO_FRAME_SIZE		0x3F00
622
623/* Phy Addresses */
624#define IXGB_OPTICAL_PHY_ADDR 0x0	/* Optical Module phy address */
625#define IXGB_XAUII_PHY_ADDR   0x1	/* Xauii transceiver phy address */
626#define IXGB_DIAG_PHY_ADDR    0x1F	/* Diagnostic Device phy address */
627
628/* This structure takes a 64k flash and maps it for identification commands */
629struct ixgb_flash_buffer {
630	u8 manufacturer_id;
631	u8 device_id;
632	u8 filler1[0x2AA8];
633	u8 cmd2;
634	u8 filler2[0x2AAA];
635	u8 cmd1;
636	u8 filler3[0xAAAA];
637};
638
639/* Flow control parameters */
640struct ixgb_fc {
641	u32 high_water;	/* Flow Control High-water          */
642	u32 low_water;	/* Flow Control Low-water           */
643	u16 pause_time;	/* Flow Control Pause timer         */
644	bool send_xon;		/* Flow control send XON            */
645	ixgb_fc_type type;	/* Type of flow control             */
646};
647
648/* The historical defaults for the flow control values are given below. */
649#define FC_DEFAULT_HI_THRESH        (0x8000)	/* 32KB */
650#define FC_DEFAULT_LO_THRESH        (0x4000)	/* 16KB */
651#define FC_DEFAULT_TX_TIMER         (0x100)	/* ~130 us */
652
653/* Phy definitions */
654#define IXGB_MAX_PHY_REG_ADDRESS    0xFFFF
655#define IXGB_MAX_PHY_ADDRESS        31
656#define IXGB_MAX_PHY_DEV_TYPE       31
657
658/* Bus parameters */
659struct ixgb_bus {
660	ixgb_bus_speed speed;
661	ixgb_bus_width width;
662	ixgb_bus_type type;
663};
664
665struct ixgb_hw {
666	u8 __iomem *hw_addr;/* Base Address of the hardware     */
667	void *back;		/* Pointer to OS-dependent struct   */
668	struct ixgb_fc fc;	/* Flow control parameters          */
669	struct ixgb_bus bus;	/* Bus parameters                   */
670	u32 phy_id;	/* Phy Identifier                   */
671	u32 phy_addr;	/* XGMII address of Phy             */
672	ixgb_mac_type mac_type;	/* Identifier for MAC controller    */
673	ixgb_phy_type phy_type;	/* Transceiver/phy identifier       */
674	u32 max_frame_size;	/* Maximum frame size supported     */
675	u32 mc_filter_type;	/* Multicast filter hash type       */
676	u32 num_mc_addrs;	/* Number of current Multicast addrs */
677	u8 curr_mac_addr[IXGB_ETH_LENGTH_OF_ADDRESS];	/* Individual address currently programmed in MAC */
678	u32 num_tx_desc;	/* Number of Transmit descriptors   */
679	u32 num_rx_desc;	/* Number of Receive descriptors    */
680	u32 rx_buffer_size;	/* Size of Receive buffer           */
681	bool link_up;		/* true if link is valid            */
682	bool adapter_stopped;	/* State of adapter                 */
683	u16 device_id;	/* device id from PCI configuration space */
684	u16 vendor_id;	/* vendor id from PCI configuration space */
685	u8 revision_id;	/* revision id from PCI configuration space */
686	u16 subsystem_vendor_id;	/* subsystem vendor id from PCI configuration space */
687	u16 subsystem_id;	/* subsystem id from PCI configuration space */
688	u32 bar0;		/* Base Address registers           */
689	u32 bar1;
690	u32 bar2;
691	u32 bar3;
692	u16 pci_cmd_word;	/* PCI command register id from PCI configuration space */
693	__le16 eeprom[IXGB_EEPROM_SIZE];	/* EEPROM contents read at init time  */
694	unsigned long io_base;	/* Our I/O mapped location */
695	u32 lastLFC;
696	u32 lastRFC;
697};
698
699/* Statistics reported by the hardware */
700struct ixgb_hw_stats {
701	u64 tprl;
702	u64 tprh;
703	u64 gprcl;
704	u64 gprch;
705	u64 bprcl;
706	u64 bprch;
707	u64 mprcl;
708	u64 mprch;
709	u64 uprcl;
710	u64 uprch;
711	u64 vprcl;
712	u64 vprch;
713	u64 jprcl;
714	u64 jprch;
715	u64 gorcl;
716	u64 gorch;
717	u64 torl;
718	u64 torh;
719	u64 rnbc;
720	u64 ruc;
721	u64 roc;
722	u64 rlec;
723	u64 crcerrs;
724	u64 icbc;
725	u64 ecbc;
726	u64 mpc;
727	u64 tptl;
728	u64 tpth;
729	u64 gptcl;
730	u64 gptch;
731	u64 bptcl;
732	u64 bptch;
733	u64 mptcl;
734	u64 mptch;
735	u64 uptcl;
736	u64 uptch;
737	u64 vptcl;
738	u64 vptch;
739	u64 jptcl;
740	u64 jptch;
741	u64 gotcl;
742	u64 gotch;
743	u64 totl;
744	u64 toth;
745	u64 dc;
746	u64 plt64c;
747	u64 tsctc;
748	u64 tsctfc;
749	u64 ibic;
750	u64 rfc;
751	u64 lfc;
752	u64 pfrc;
753	u64 pftc;
754	u64 mcfrc;
755	u64 mcftc;
756	u64 xonrxc;
757	u64 xontxc;
758	u64 xoffrxc;
759	u64 xofftxc;
760	u64 rjc;
761};
762
763/* Function Prototypes */
764extern bool ixgb_adapter_stop(struct ixgb_hw *hw);
765extern bool ixgb_init_hw(struct ixgb_hw *hw);
766extern bool ixgb_adapter_start(struct ixgb_hw *hw);
767extern void ixgb_check_for_link(struct ixgb_hw *hw);
768extern bool ixgb_check_for_bad_link(struct ixgb_hw *hw);
769
770extern void ixgb_rar_set(struct ixgb_hw *hw,
771				u8 *addr,
772				u32 index);
773
774
775/* Filters (multicast, vlan, receive) */
776extern void ixgb_mc_addr_list_update(struct ixgb_hw *hw,
777				   u8 *mc_addr_list,
778				   u32 mc_addr_count,
779				   u32 pad);
780
781/* Vfta functions */
782extern void ixgb_write_vfta(struct ixgb_hw *hw,
783				 u32 offset,
784				 u32 value);
785
786/* Access functions to eeprom data */
787void ixgb_get_ee_mac_addr(struct ixgb_hw *hw, u8 *mac_addr);
788u32 ixgb_get_ee_pba_number(struct ixgb_hw *hw);
789u16 ixgb_get_ee_device_id(struct ixgb_hw *hw);
790bool ixgb_get_eeprom_data(struct ixgb_hw *hw);
791__le16 ixgb_get_eeprom_word(struct ixgb_hw *hw, u16 index);
792
793/* Everything else */
794void ixgb_led_on(struct ixgb_hw *hw);
795void ixgb_led_off(struct ixgb_hw *hw);
796void ixgb_write_pci_cfg(struct ixgb_hw *hw,
797			 u32 reg,
798			 u16 * value);
799
800
801#endif /* _IXGB_HW_H_ */
802