xref: /openbsd/sys/dev/pci/ixgb_hw.h (revision 0f9e9ec2)
1 /*******************************************************************************
2 
3   Copyright (c) 2001-2005, Intel Corporation
4   All rights reserved.
5 
6   Redistribution and use in source and binary forms, with or without
7   modification, are permitted provided that the following conditions are met:
8 
9    1. Redistributions of source code must retain the above copyright notice,
10       this list of conditions and the following disclaimer.
11 
12    2. Redistributions in binary form must reproduce the above copyright
13       notice, this list of conditions and the following disclaimer in the
14       documentation and/or other materials provided with the distribution.
15 
16    3. Neither the name of the Intel Corporation nor the names of its
17       contributors may be used to endorse or promote products derived from
18       this software without specific prior written permission.
19 
20   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
21   AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22   IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23   ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
24   LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
25   CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
26   SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
27   INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
28   CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
29   ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
30   POSSIBILITY OF SUCH DAMAGE.
31 
32 *******************************************************************************/
33 
34 /* $OpenBSD: ixgb_hw.h,v 1.4 2024/05/13 01:15:51 jsg Exp $ */
35 
36 #ifndef _IXGB_HW_H_
37 #define _IXGB_HW_H_
38 
39 #include <dev/pci/if_ixgb_osdep.h>
40 
41 /* Enums */
42 typedef enum {
43 	ixgb_mac_unknown = 0,
44 	ixgb_82597,
45 	ixgb_num_macs
46 } ixgb_mac_type;
47 
48 /* Types of physical layer modules */
49 typedef enum {
50 	ixgb_phy_type_unknown = 0,
51 	ixgb_phy_type_g6005,	/* 850nm, MM fiber, XPAK transceiver */
52 	ixgb_phy_type_g6104,	/* 1310nm, SM fiber, XPAK transceiver */
53 	ixgb_phy_type_txn17201,	/* 850nm, MM fiber, XPAK transceiver */
54 	ixgb_phy_type_txn17401,	/* 1310nm, SM fiber, XENPAK transceiver */
55 	ixgb_phy_type_bcm	/* SUN specific board */
56 } ixgb_phy_type;
57 
58 /* XPAK transceiver vendors, for the SR adapters */
59 typedef enum {
60 	ixgb_xpak_vendor_intel,
61 	ixgb_xpak_vendor_infineon
62 } ixgb_xpak_vendor;
63 
64 /* Media Types */
65 typedef enum {
66 	ixgb_media_type_unknown = 0,
67 	ixgb_media_type_fiber = 1,
68 	ixgb_media_type_copper = 2,
69 	ixgb_num_media_types
70 } ixgb_media_type;
71 
72 /* Flow Control Settings */
73 typedef enum {
74 	ixgb_fc_none = 0,
75 	ixgb_fc_rx_pause = 1,
76 	ixgb_fc_tx_pause = 2,
77 	ixgb_fc_full = 3,
78 	ixgb_fc_default = 0xFF
79 } ixgb_fc_type;
80 
81 /* PCI bus types */
82 typedef enum {
83 	ixgb_bus_type_unknown = 0,
84 	ixgb_bus_type_pci,
85 	ixgb_bus_type_pcix
86 } ixgb_bus_type;
87 
88 /* PCI bus speeds */
89 typedef enum {
90 	ixgb_bus_speed_unknown = 0,
91 	ixgb_bus_speed_33,
92 	ixgb_bus_speed_66,
93 	ixgb_bus_speed_100,
94 	ixgb_bus_speed_133,
95 	ixgb_bus_speed_reserved
96 } ixgb_bus_speed;
97 
98 /* PCI bus widths */
99 typedef enum {
100 	ixgb_bus_width_unknown = 0,
101 	ixgb_bus_width_32,
102 	ixgb_bus_width_64
103 } ixgb_bus_width;
104 
105 #define IXGB_ETH_LENGTH_OF_ADDRESS   6
106 
107 #define IXGB_EEPROM_SIZE    64	/* Size in words */
108 
109 #define SPEED_10000  10000
110 #define FULL_DUPLEX  2
111 
112 #define MIN_NUMBER_OF_DESCRIPTORS       8
113 #define MAX_NUMBER_OF_DESCRIPTORS  0xFFF8	/* 13 bits in RDLEN/TDLEN, 128B
114                                              * aligned */
115 
116 #define IXGB_DELAY_BEFORE_RESET        10	/* allow 10ms after idling
117                                              * rx/tx units */
118 #define IXGB_DELAY_AFTER_RESET          1	/* allow 1ms after the reset */
119 #define IXGB_DELAY_AFTER_EE_RESET      10	/* allow 10ms after the EEPROM
120                                              * reset */
121 
122 #define IXGB_DELAY_USECS_AFTER_LINK_RESET    13	/* allow 13 microseconds after
123                                                  * the reset */
124 					   /* NOTE: this is MICROSECONDS */
125 #define MAX_RESET_ITERATIONS            8	/* number of iterations to get
126                                              * things right */
127 
128 /* General Registers */
129 #define IXGB_CTRL0   0x00000	/* Device Control Register 0 - RW */
130 #define IXGB_CTRL1   0x00008	/* Device Control Register 1 - RW */
131 #define IXGB_STATUS  0x00010	/* Device Status Register - RO */
132 #define IXGB_EECD    0x00018	/* EEPROM/Flash Control/Data Register - RW */
133 #define IXGB_MFRMS   0x00020	/* Maximum Frame Size - RW */
134 
135 /* Interrupt */
136 #define IXGB_ICR     0x00080	/* Interrupt Cause Read - R/clr */
137 #define IXGB_ICS     0x00088	/* Interrupt Cause Set - RW */
138 #define IXGB_IMS     0x00090	/* Interrupt Mask Set/Read - RW */
139 #define IXGB_IMC     0x00098	/* Interrupt Mask Clear - WO */
140 
141 /* Receive */
142 #define IXGB_RCTL    0x00100	/* RX Control - RW */
143 #define IXGB_FCRTL   0x00108	/* Flow Control Receive Threshold Low - RW */
144 #define IXGB_FCRTH   0x00110	/* Flow Control Receive Threshold High - RW */
145 #define IXGB_RDBAL   0x00118	/* RX Descriptor Base Low - RW */
146 #define IXGB_RDBAH   0x0011C	/* RX Descriptor Base High - RW */
147 #define IXGB_RDLEN   0x00120	/* RX Descriptor Length - RW */
148 #define IXGB_RDH     0x00128	/* RX Descriptor Head - RW */
149 #define IXGB_RDT     0x00130	/* RX Descriptor Tail - RW */
150 #define IXGB_RDTR    0x00138	/* RX Delay Timer Ring - RW */
151 #define IXGB_RXDCTL  0x00140	/* Receive Descriptor Control - RW */
152 #define IXGB_RAIDC   0x00148	/* Receive Adaptive Interrupt Delay Ctrl RW */
153 #define IXGB_RXCSUM  0x00158	/* Receive Checksum Control - RW */
154 #define IXGB_RA      0x00180	/* Receive Address Array Base - RW */
155 #define IXGB_RAL     0x00180	/* Receive Address Low [0:15] - RW */
156 #define IXGB_RAH     0x00184	/* Receive Address High [0:15] - RW */
157 #define IXGB_MTA     0x00200	/* Multicast Table Array [0:127] - RW */
158 #define IXGB_VFTA    0x00400	/* VLAN Filter Table Array [0:127] - RW */
159 #define IXGB_REQ_RX_DESCRIPTOR_MULTIPLE 8
160 
161 /* Transmit */
162 #define IXGB_TCTL    0x00600	/* TX Control - RW */
163 #define IXGB_TDBAL   0x00608	/* TX Descriptor Base Low - RW */
164 #define IXGB_TDBAH   0x0060C	/* TX Descriptor Base High - RW */
165 #define IXGB_TDLEN   0x00610	/* TX Descriptor Length - RW */
166 #define IXGB_TDH     0x00618	/* TX Descriptor Head - RW */
167 #define IXGB_TDT     0x00620	/* TX Descriptor Tail - RW */
168 #define IXGB_TIDV    0x00628	/* TX Interrupt Delay Value - RW */
169 #define IXGB_TXDCTL  0x00630	/* Transmit Descriptor Control - RW */
170 #define IXGB_TSPMT   0x00638	/* TCP Segmentation PAD & Min Threshold - RW */
171 #define IXGB_PAP     0x00640	/* Pause and Pace - RW */
172 #define IXGB_REQ_TX_DESCRIPTOR_MULTIPLE 8
173 
174 /* Physical */
175 #define IXGB_PCSC1   0x00700	/* PCS Control 1 - RW */
176 #define IXGB_PCSC2   0x00708	/* PCS Control 2 - RW */
177 #define IXGB_PCSS1   0x00710	/* PCS Status 1 - RO */
178 #define IXGB_PCSS2   0x00718	/* PCS Status 2 - RO */
179 #define IXGB_XPCSS   0x00720	/* 10GBASE-X PCS Status (or XGXS Lane Status) -
180 				 * RO */
181 #define IXGB_UCCR    0x00728	/* Unilink Circuit Control Register */
182 #define IXGB_XPCSTC  0x00730	/* 10GBASE-X PCS Test Control */
183 #define IXGB_MACA    0x00738	/* MDI Autoscan Command and Address - RW */
184 #define IXGB_APAE    0x00740	/* Autoscan PHY Address Enable - RW */
185 #define IXGB_ARD     0x00748	/* Autoscan Read Data - RO */
186 #define IXGB_AIS     0x00750	/* Autoscan Interrupt Status - RO */
187 #define IXGB_MSCA    0x00758	/* MDI Single Command and Address - RW */
188 #define IXGB_MSRWD   0x00760	/* MDI Single Read and Write Data - RW, RO */
189 
190 /* Wake-up */
191 #define IXGB_WUFC    0x00808	/* Wake Up Filter Control - RW */
192 #define IXGB_WUS     0x00810	/* Wake Up Status - RO */
193 #define IXGB_FFLT    0x01000	/* Flexible Filter Length Table - RW */
194 #define IXGB_FFMT    0x01020	/* Flexible Filter Mask Table - RW */
195 #define IXGB_FTVT    0x01420	/* Flexible Filter Value Table - RW */
196 
197 /* Statistics */
198 #define IXGB_TPRL    0x02000	/* Total Packets Received (Low) */
199 #define IXGB_TPRH    0x02004	/* Total Packets Received (High) */
200 #define IXGB_GPRCL   0x02008	/* Good Packets Received Count (Low) */
201 #define IXGB_GPRCH   0x0200C	/* Good Packets Received Count (High) */
202 #define IXGB_BPRCL   0x02010	/* Broadcast Packets Received Count (Low) */
203 #define IXGB_BPRCH   0x02014	/* Broadcast Packets Received Count (High) */
204 #define IXGB_MPRCL   0x02018	/* Multicast Packets Received Count (Low) */
205 #define IXGB_MPRCH   0x0201C	/* Multicast Packets Received Count (High) */
206 #define IXGB_UPRCL   0x02020	/* Unicast Packets Received Count (Low) */
207 #define IXGB_UPRCH   0x02024	/* Unicast Packets Received Count (High) */
208 #define IXGB_VPRCL   0x02028	/* VLAN Packets Received Count (Low) */
209 #define IXGB_VPRCH   0x0202C	/* VLAN Packets Received Count (High) */
210 #define IXGB_JPRCL   0x02030	/* Jumbo Packets Received Count (Low) */
211 #define IXGB_JPRCH   0x02034	/* Jumbo Packets Received Count (High) */
212 #define IXGB_GORCL   0x02038	/* Good Octets Received Count (Low) */
213 #define IXGB_GORCH   0x0203C	/* Good Octets Received Count (High) */
214 #define IXGB_TORL    0x02040	/* Total Octets Received (Low) */
215 #define IXGB_TORH    0x02044	/* Total Octets Received (High) */
216 #define IXGB_RNBC    0x02048	/* Receive No Buffers Count */
217 #define IXGB_RUC     0x02050	/* Receive Undersize Count */
218 #define IXGB_ROC     0x02058	/* Receive Oversize Count */
219 #define IXGB_RLEC    0x02060	/* Receive Length Error Count */
220 #define IXGB_CRCERRS 0x02068	/* CRC Error Count */
221 #define IXGB_ICBC    0x02070	/* Illegal control byte in mid-packet Count */
222 #define IXGB_ECBC    0x02078	/* Error Control byte in mid-packet Count */
223 #define IXGB_MPC     0x02080	/* Missed Packets Count */
224 #define IXGB_TPTL    0x02100	/* Total Packets Transmitted (Low) */
225 #define IXGB_TPTH    0x02104	/* Total Packets Transmitted (High) */
226 #define IXGB_GPTCL   0x02108	/* Good Packets Transmitted Count (Low) */
227 #define IXGB_GPTCH   0x0210C	/* Good Packets Transmitted Count (High) */
228 #define IXGB_BPTCL   0x02110	/* Broadcast Packets Transmitted Count (Low) */
229 #define IXGB_BPTCH   0x02114	/* Broadcast Packets Transmitted Count (High) */
230 #define IXGB_MPTCL   0x02118	/* Multicast Packets Transmitted Count (Low) */
231 #define IXGB_MPTCH   0x0211C	/* Multicast Packets Transmitted Count (High) */
232 #define IXGB_UPTCL   0x02120	/* Unicast Packets Transmitted Count (Low) */
233 #define IXGB_UPTCH   0x02124	/* Unicast Packets Transmitted Count (High) */
234 #define IXGB_VPTCL   0x02128	/* VLAN Packets Transmitted Count (Low) */
235 #define IXGB_VPTCH   0x0212C	/* VLAN Packets Transmitted Count (High) */
236 #define IXGB_JPTCL   0x02130	/* Jumbo Packets Transmitted Count (Low) */
237 #define IXGB_JPTCH   0x02134	/* Jumbo Packets Transmitted Count (High) */
238 #define IXGB_GOTCL   0x02138	/* Good Octets Transmitted Count (Low) */
239 #define IXGB_GOTCH   0x0213C	/* Good Octets Transmitted Count (High) */
240 #define IXGB_TOTL    0x02140	/* Total Octets Transmitted Count (Low) */
241 #define IXGB_TOTH    0x02144	/* Total Octets Transmitted Count (High) */
242 #define IXGB_DC      0x02148	/* Defer Count */
243 #define IXGB_PLT64C  0x02150	/* Packet Transmitted was < 64 bytes Count */
244 #define IXGB_TSCTC   0x02170	/* TCP Segmentation Context Transmitted Count */
245 #define IXGB_TSCTFC  0x02178	/* TCP Segmentation Context Tx Fail Count */
246 #define IXGB_IBIC    0x02180	/* Illegal byte during Idle stream count */
247 #define IXGB_RFC     0x02188	/* Remote Fault Count */
248 #define IXGB_LFC     0x02190	/* Local Fault Count */
249 #define IXGB_PFRC    0x02198	/* Pause Frame Receive Count */
250 #define IXGB_PFTC    0x021A0	/* Pause Frame Transmit Count */
251 #define IXGB_MCFRC   0x021A8	/* MAC Control Frames (non-Pause) Received
252 				 * Count */
253 #define IXGB_MCFTC   0x021B0	/* MAC Control Frames (non-Pause) Transmitted
254 				 * Count */
255 #define IXGB_XONRXC  0x021B8	/* XON Received Count */
256 #define IXGB_XONTXC  0x021C0	/* XON Transmitted Count */
257 #define IXGB_XOFFRXC 0x021C8	/* XOFF Received Count */
258 #define IXGB_XOFFTXC 0x021D0	/* XOFF Transmitted Count */
259 #define IXGB_RJC     0x021D8	/* Receive Jabber Count */
260 
261 
262 /* CTRL0 Bit Masks */
263 #define IXGB_CTRL0_LRST     0x00000008
264 #define IXGB_CTRL0_JFE      0x00000010
265 #define IXGB_CTRL0_XLE      0x00000020
266 #define IXGB_CTRL0_MDCS     0x00000040
267 #define IXGB_CTRL0_CMDC     0x00000080
268 #define IXGB_CTRL0_SDP0     0x00040000
269 #define IXGB_CTRL0_SDP1     0x00080000
270 #define IXGB_CTRL0_SDP2     0x00100000
271 #define IXGB_CTRL0_SDP3     0x00200000
272 #define IXGB_CTRL0_SDP0_DIR 0x00400000
273 #define IXGB_CTRL0_SDP1_DIR 0x00800000
274 #define IXGB_CTRL0_SDP2_DIR 0x01000000
275 #define IXGB_CTRL0_SDP3_DIR 0x02000000
276 #define IXGB_CTRL0_RST      0x04000000
277 #define IXGB_CTRL0_RPE      0x08000000
278 #define IXGB_CTRL0_TPE      0x10000000
279 #define IXGB_CTRL0_VME      0x40000000
280 
281 /* CTRL1 Bit Masks */
282 #define IXGB_CTRL1_GPI0_EN     0x00000001
283 #define IXGB_CTRL1_GPI1_EN     0x00000002
284 #define IXGB_CTRL1_GPI2_EN     0x00000004
285 #define IXGB_CTRL1_GPI3_EN     0x00000008
286 #define IXGB_CTRL1_SDP4        0x00000010
287 #define IXGB_CTRL1_SDP5        0x00000020
288 #define IXGB_CTRL1_SDP6        0x00000040
289 #define IXGB_CTRL1_SDP7        0x00000080
290 #define IXGB_CTRL1_SDP4_DIR    0x00000100
291 #define IXGB_CTRL1_SDP5_DIR    0x00000200
292 #define IXGB_CTRL1_SDP6_DIR    0x00000400
293 #define IXGB_CTRL1_SDP7_DIR    0x00000800
294 #define IXGB_CTRL1_EE_RST      0x00002000
295 #define IXGB_CTRL1_RO_DIS      0x00020000
296 #define IXGB_CTRL1_PCIXHM_MASK 0x00C00000
297 #define IXGB_CTRL1_PCIXHM_1_2  0x00000000
298 #define IXGB_CTRL1_PCIXHM_5_8  0x00400000
299 #define IXGB_CTRL1_PCIXHM_3_4  0x00800000
300 #define IXGB_CTRL1_PCIXHM_7_8  0x00C00000
301 
302 /* STATUS Bit Masks */
303 #define IXGB_STATUS_LU            0x00000002
304 #define IXGB_STATUS_AIP           0x00000004
305 #define IXGB_STATUS_TXOFF         0x00000010
306 #define IXGB_STATUS_XAUIME        0x00000020
307 #define IXGB_STATUS_RES           0x00000040
308 #define IXGB_STATUS_RIS           0x00000080
309 #define IXGB_STATUS_RIE           0x00000100
310 #define IXGB_STATUS_RLF           0x00000200
311 #define IXGB_STATUS_RRF           0x00000400
312 #define IXGB_STATUS_PCI_SPD       0x00000800
313 #define IXGB_STATUS_BUS64         0x00001000
314 #define IXGB_STATUS_PCIX_MODE     0x00002000
315 #define IXGB_STATUS_PCIX_SPD_MASK 0x0000C000
316 #define IXGB_STATUS_PCIX_SPD_66   0x00000000
317 #define IXGB_STATUS_PCIX_SPD_100  0x00004000
318 #define IXGB_STATUS_PCIX_SPD_133  0x00008000
319 #define IXGB_STATUS_REV_ID_MASK   0x000F0000
320 #define IXGB_STATUS_REV_ID_SHIFT  16
321 
322 /* EECD Bit Masks */
323 #define IXGB_EECD_SK       0x00000001
324 #define IXGB_EECD_CS       0x00000002
325 #define IXGB_EECD_DI       0x00000004
326 #define IXGB_EECD_DO       0x00000008
327 #define IXGB_EECD_FWE_MASK 0x00000030
328 #define IXGB_EECD_FWE_DIS  0x00000010
329 #define IXGB_EECD_FWE_EN   0x00000020
330 
331 /* MFRMS */
332 #define IXGB_MFRMS_SHIFT 16
333 
334 /* Interrupt Register Bit Masks (used for ICR, ICS, IMS, and IMC) */
335 #define IXGB_INT_TXDW     0x00000001
336 #define IXGB_INT_TXQE     0x00000002
337 #define IXGB_INT_LSC      0x00000004
338 #define IXGB_INT_RXSEQ    0x00000008
339 #define IXGB_INT_RXDMT0   0x00000010
340 #define IXGB_INT_RXO      0x00000040
341 #define IXGB_INT_RXT0     0x00000080
342 #define IXGB_INT_AUTOSCAN 0x00000200
343 #define IXGB_INT_GPI0     0x00000800
344 #define IXGB_INT_GPI1     0x00001000
345 #define IXGB_INT_GPI2     0x00002000
346 #define IXGB_INT_GPI3     0x00004000
347 
348 /* RCTL Bit Masks */
349 #define IXGB_RCTL_RXEN        0x00000002
350 #define IXGB_RCTL_SBP         0x00000004
351 #define IXGB_RCTL_UPE         0x00000008
352 #define IXGB_RCTL_MPE         0x00000010
353 #define IXGB_RCTL_RDMTS_MASK  0x00000300
354 #define IXGB_RCTL_RDMTS_1_2   0x00000000
355 #define IXGB_RCTL_RDMTS_1_4   0x00000100
356 #define IXGB_RCTL_RDMTS_1_8   0x00000200
357 #define IXGB_RCTL_MO_MASK     0x00003000
358 #define IXGB_RCTL_MO_47_36    0x00000000
359 #define IXGB_RCTL_MO_46_35    0x00001000
360 #define IXGB_RCTL_MO_45_34    0x00002000
361 #define IXGB_RCTL_MO_43_32    0x00003000
362 #define IXGB_RCTL_MO_SHIFT    12
363 #define IXGB_RCTL_BAM         0x00008000
364 #define IXGB_RCTL_BSIZE_MASK  0x00030000
365 #define IXGB_RCTL_BSIZE_2048  0x00000000
366 #define IXGB_RCTL_BSIZE_4096  0x00010000
367 #define IXGB_RCTL_BSIZE_8192  0x00020000
368 #define IXGB_RCTL_BSIZE_16384 0x00030000
369 #define IXGB_RCTL_VFE         0x00040000
370 #define IXGB_RCTL_CFIEN       0x00080000
371 #define IXGB_RCTL_CFI         0x00100000
372 #define IXGB_RCTL_RPDA_MASK   0x00600000
373 #define IXGB_RCTL_RPDA_MC_MAC 0x00000000
374 #define IXGB_RCTL_MC_ONLY     0x00400000
375 #define IXGB_RCTL_CFF         0x00800000
376 #define IXGB_RCTL_SECRC       0x04000000
377 #define IXGB_RDT_FPDB         0x80000000
378 
379 #define IXGB_RCTL_IDLE_RX_UNIT 0
380 
381 /* FCRTL Bit Masks */
382 #define IXGB_FCRTL_XONE       0x80000000
383 
384 /* RXDCTL Bit Masks */
385 #define IXGB_RXDCTL_PTHRESH_MASK  0x000001FF
386 #define IXGB_RXDCTL_PTHRESH_SHIFT 0
387 #define IXGB_RXDCTL_HTHRESH_MASK  0x0003FE00
388 #define IXGB_RXDCTL_HTHRESH_SHIFT 9
389 #define IXGB_RXDCTL_WTHRESH_MASK  0x07FC0000
390 #define IXGB_RXDCTL_WTHRESH_SHIFT 18
391 
392 /* RAIDC Bit Masks */
393 #define IXGB_RAIDC_HIGHTHRS_MASK 0x0000003F
394 #define IXGB_RAIDC_DELAY_MASK    0x000FF800
395 #define IXGB_RAIDC_DELAY_SHIFT   11
396 #define IXGB_RAIDC_POLL_MASK     0x1FF00000
397 #define IXGB_RAIDC_POLL_SHIFT    20
398 #define IXGB_RAIDC_RXT_GATE      0x40000000
399 #define IXGB_RAIDC_EN            0x80000000
400 
401 #define IXGB_RAIDC_POLL_1000_INTERRUPTS_PER_SECOND      1220
402 #define IXGB_RAIDC_POLL_5000_INTERRUPTS_PER_SECOND      244
403 #define IXGB_RAIDC_POLL_10000_INTERRUPTS_PER_SECOND     122
404 #define IXGB_RAIDC_POLL_20000_INTERRUPTS_PER_SECOND     61
405 
406 /* RXCSUM Bit Masks */
407 #define IXGB_RXCSUM_IPOFL 0x00000100
408 #define IXGB_RXCSUM_TUOFL 0x00000200
409 
410 /* RAH Bit Masks */
411 #define IXGB_RAH_ASEL_MASK 0x00030000
412 #define IXGB_RAH_ASEL_DEST 0x00000000
413 #define IXGB_RAH_ASEL_SRC  0x00010000
414 #define IXGB_RAH_AV        0x80000000
415 
416 /* TCTL Bit Masks */
417 #define IXGB_TCTL_TCE  0x00000001
418 #define IXGB_TCTL_TXEN 0x00000002
419 #define IXGB_TCTL_TPDE 0x00000004
420 
421 #define IXGB_TCTL_IDLE_TX_UNIT  0
422 
423 /* TXDCTL Bit Masks */
424 #define IXGB_TXDCTL_PTHRESH_MASK  0x0000007F
425 #define IXGB_TXDCTL_HTHRESH_MASK  0x00007F00
426 #define IXGB_TXDCTL_HTHRESH_SHIFT 8
427 #define IXGB_TXDCTL_WTHRESH_MASK  0x007F0000
428 #define IXGB_TXDCTL_WTHRESH_SHIFT 16
429 
430 /* TSPMT Bit Masks */
431 #define IXGB_TSPMT_TSMT_MASK   0x0000FFFF
432 #define IXGB_TSPMT_TSPBP_MASK  0xFFFF0000
433 #define IXGB_TSPMT_TSPBP_SHIFT 16
434 
435 /* PAP Bit Masks */
436 #define IXGB_PAP_TXPC_MASK 0x0000FFFF
437 #define IXGB_PAP_TXPV_MASK 0x000F0000
438 #define IXGB_PAP_TXPV_10G  0x00000000
439 #define IXGB_PAP_TXPV_1G   0x00010000
440 #define IXGB_PAP_TXPV_2G   0x00020000
441 #define IXGB_PAP_TXPV_3G   0x00030000
442 #define IXGB_PAP_TXPV_4G   0x00040000
443 #define IXGB_PAP_TXPV_5G   0x00050000
444 #define IXGB_PAP_TXPV_6G   0x00060000
445 #define IXGB_PAP_TXPV_7G   0x00070000
446 #define IXGB_PAP_TXPV_8G   0x00080000
447 #define IXGB_PAP_TXPV_9G   0x00090000
448 #define IXGB_PAP_TXPV_WAN  0x000F0000
449 
450 /* PCSC1 Bit Masks */
451 #define IXGB_PCSC1_LOOPBACK 0x00004000
452 
453 /* PCSC2 Bit Masks */
454 #define IXGB_PCSC2_PCS_TYPE_MASK  0x00000003
455 #define IXGB_PCSC2_PCS_TYPE_10GBX 0x00000001
456 
457 /* PCSS1 Bit Masks */
458 #define IXGB_PCSS1_LOCAL_FAULT    0x00000080
459 #define IXGB_PCSS1_RX_LINK_STATUS 0x00000004
460 
461 /* PCSS2 Bit Masks */
462 #define IXGB_PCSS2_DEV_PRES_MASK 0x0000C000
463 #define IXGB_PCSS2_DEV_PRES      0x00004000
464 #define IXGB_PCSS2_TX_LF         0x00000800
465 #define IXGB_PCSS2_RX_LF         0x00000400
466 #define IXGB_PCSS2_10GBW         0x00000004
467 #define IXGB_PCSS2_10GBX         0x00000002
468 #define IXGB_PCSS2_10GBR         0x00000001
469 
470 /* XPCSS Bit Masks */
471 #define IXGB_XPCSS_ALIGN_STATUS 0x00001000
472 #define IXGB_XPCSS_PATTERN_TEST 0x00000800
473 #define IXGB_XPCSS_LANE_3_SYNC  0x00000008
474 #define IXGB_XPCSS_LANE_2_SYNC  0x00000004
475 #define IXGB_XPCSS_LANE_1_SYNC  0x00000002
476 #define IXGB_XPCSS_LANE_0_SYNC  0x00000001
477 
478 /* XPCSTC Bit Masks */
479 #define IXGB_XPCSTC_BERT_TRIG       0x00200000
480 #define IXGB_XPCSTC_BERT_SST        0x00100000
481 #define IXGB_XPCSTC_BERT_PSZ_MASK   0x000C0000
482 #define IXGB_XPCSTC_BERT_PSZ_SHIFT  17
483 #define IXGB_XPCSTC_BERT_PSZ_INF    0x00000003
484 #define IXGB_XPCSTC_BERT_PSZ_68     0x00000001
485 #define IXGB_XPCSTC_BERT_PSZ_1028   0x00000000
486 
487 /* MSCA bit Masks */
488 
489 /* New Protocol Address */
490 #define IXGB_MSCA_NP_ADDR_MASK      0x0000FFFF
491 #define IXGB_MSCA_NP_ADDR_SHIFT     0
492 
493 /* Either Device Type or Register Address,depending on ST_CODE */
494 #define IXGB_MSCA_DEV_TYPE_MASK     0x001F0000
495 #define IXGB_MSCA_DEV_TYPE_SHIFT    16
496 #define IXGB_MSCA_PHY_ADDR_MASK     0x03E00000
497 #define IXGB_MSCA_PHY_ADDR_SHIFT    21
498 #define IXGB_MSCA_OP_CODE_MASK      0x0C000000
499 
500 /* OP_CODE == 00, Address cycle, New Protocol           */
501 
502 /* OP_CODE == 01, Write operation                       */
503 
504 /* OP_CODE == 10, Read operation                        */
505 
506 /* OP_CODE == 11, Read, auto increment, New Protocol    */
507 #define IXGB_MSCA_ADDR_CYCLE        0x00000000
508 #define IXGB_MSCA_WRITE             0x04000000
509 #define IXGB_MSCA_READ              0x08000000
510 #define IXGB_MSCA_READ_AUTOINC      0x0C000000
511 #define IXGB_MSCA_OP_CODE_SHIFT     26
512 #define IXGB_MSCA_ST_CODE_MASK      0x30000000
513 
514 /* ST_CODE == 00, New Protocol  */
515 
516 /* ST_CODE == 01, Old Protocol  */
517 #define IXGB_MSCA_NEW_PROTOCOL      0x00000000
518 #define IXGB_MSCA_OLD_PROTOCOL      0x10000000
519 #define IXGB_MSCA_ST_CODE_SHIFT     28
520 
521 /* Initiate command, self-clearing when command completes */
522 #define IXGB_MSCA_MDI_COMMAND       0x40000000
523 
524 /*MDI In Progress Enable. */
525 #define IXGB_MSCA_MDI_IN_PROG_EN    0x80000000
526 
527 /* MSRWD bit masks */
528 #define IXGB_MSRWD_WRITE_DATA_MASK  0x0000FFFF
529 #define IXGB_MSRWD_WRITE_DATA_SHIFT 0
530 #define IXGB_MSRWD_READ_DATA_MASK   0xFFFF0000
531 #define IXGB_MSRWD_READ_DATA_SHIFT  16
532 
533 /* Definitions for the optics devices on the MDIO bus. */
534 #define IXGB_PHY_ADDRESS        0x0	/* Single PHY, multiple "Devices" */
535 
536 /* Standard five-bit Device IDs.  See IEEE 802.3ae, clause 45 */
537 #define MDIO_PMA_PMD_DID        0x01
538 #define MDIO_WIS_DID            0x02
539 #define MDIO_PCS_DID            0x03
540 #define MDIO_XGXS_DID           0x04
541 
542 /* Standard PMA/PMD registers and bit definitions. */
543 
544 /* Note: This is a very limited set of definitions,      */
545 
546 /* only implemented features are defined.                */
547 #define MDIO_PMA_PMD_CR1        0x0000
548 #define MDIO_PMA_PMD_CR1_RESET  0x8000
549 
550 #define MDIO_PMA_PMD_XPAK_VENDOR_NAME       0x803A	/* XPAK/XENPAK devices
551 							 * only */
552 
553 /* Vendor-specific MDIO registers */
554 #define G6XXX_PMA_PMD_VS1                   0xC001	/* Vendor-specific
555 							 * register */
556 #define G6XXX_XGXS_XAUI_VS2                 0x18	/* Vendor-specific
557 							 * register */
558 
559 #define G6XXX_PMA_PMD_VS1_PLL_RESET         0x80
560 #define G6XXX_PMA_PMD_VS1_REMOVE_PLL_RESET  0x00
561 #define G6XXX_XGXS_XAUI_VS2_INPUT_MASK      0x0F	/* XAUI lanes
562 							 * synchronized */
563 
564 /* Layout of a single receive descriptor. */
565 struct ixgb_rx_desc {
566 	uint64_t buff_addr;
567 	uint16_t length;
568 	uint16_t reserved;
569 	uint8_t status;
570 	uint8_t errors;
571 	uint16_t special;
572 } __packed;
573 
574 #define IXGB_RX_DESC_STATUS_DD    0x01
575 #define IXGB_RX_DESC_STATUS_EOP   0x02
576 #define IXGB_RX_DESC_STATUS_IXSM  0x04
577 #define IXGB_RX_DESC_STATUS_VP    0x08
578 #define IXGB_RX_DESC_STATUS_TCPCS 0x20
579 #define IXGB_RX_DESC_STATUS_IPCS  0x40
580 #define IXGB_RX_DESC_STATUS_PIF   0x80
581 
582 #define IXGB_RX_DESC_ERRORS_CE   0x01
583 #define IXGB_RX_DESC_ERRORS_SE   0x02
584 #define IXGB_RX_DESC_ERRORS_P    0x08
585 #define IXGB_RX_DESC_ERRORS_TCPE 0x20
586 #define IXGB_RX_DESC_ERRORS_IPE  0x40
587 #define IXGB_RX_DESC_ERRORS_RXE  0x80
588 
589 #define IXGB_RX_DESC_SPECIAL_VLAN_MASK  0x0FFF	/* VLAN ID is in lower 12 bits */
590 #define IXGB_RX_DESC_SPECIAL_PRI_MASK   0xE000	/* Priority is in upper 3 bits */
591 #define IXGB_RX_DESC_SPECIAL_PRI_SHIFT  0x000D	/* Priority is in upper 3 of 16
592 						 */
593 
594 /* Layout of a single transmit descriptor. */
595 struct ixgb_tx_desc {
596 	uint64_t buff_addr;
597 	uint32_t cmd_type_len;
598 	uint8_t status;
599 	uint8_t popts;
600 	uint16_t vlan;
601 } __packed;
602 
603 #define IXGB_TX_DESC_LENGTH_MASK    0x000FFFFF
604 #define IXGB_TX_DESC_TYPE_MASK      0x00F00000
605 #define IXGB_TX_DESC_TYPE_SHIFT     20
606 #define IXGB_TX_DESC_CMD_MASK       0xFF000000
607 #define IXGB_TX_DESC_CMD_SHIFT      24
608 #define IXGB_TX_DESC_CMD_EOP        0x01000000
609 #define IXGB_TX_DESC_CMD_TSE        0x04000000
610 #define IXGB_TX_DESC_CMD_RS         0x08000000
611 #define IXGB_TX_DESC_CMD_VLE        0x40000000
612 #define IXGB_TX_DESC_CMD_IDE        0x80000000
613 
614 #define IXGB_TX_DESC_TYPE           0x00100000
615 
616 #define IXGB_TX_DESC_STATUS_DD  0x01
617 
618 #define IXGB_TX_DESC_POPTS_IXSM 0x01
619 #define IXGB_TX_DESC_POPTS_TXSM 0x02
620 /* Priority is in upper 3 of 16 */
621 #define IXGB_TX_DESC_SPECIAL_PRI_SHIFT  IXGB_RX_DESC_SPECIAL_PRI_SHIFT
622 
623 struct ixgb_context_desc {
624 	uint8_t ipcss;
625 	uint8_t ipcso;
626 	uint16_t ipcse;
627 	uint8_t tucss;
628 	uint8_t tucso;
629 	uint16_t tucse;
630 	uint32_t cmd_type_len;
631 	uint8_t status;
632 	uint8_t hdr_len;
633 	uint16_t mss;
634 } __packed;
635 
636 #define IXGB_CONTEXT_DESC_CMD_TCP 0x01000000
637 #define IXGB_CONTEXT_DESC_CMD_IP  0x02000000
638 #define IXGB_CONTEXT_DESC_CMD_TSE 0x04000000
639 #define IXGB_CONTEXT_DESC_CMD_RS  0x08000000
640 #define IXGB_CONTEXT_DESC_CMD_IDE 0x80000000
641 
642 #define IXGB_CONTEXT_DESC_TYPE 0x00000000
643 
644 #define IXGB_CONTEXT_DESC_STATUS_DD 0x01
645 
646 /* Filters */
647 #define IXGB_RAR_ENTRIES 3	/* Number of entries in Rx Address array */
648 #define IXGB_MC_TBL_SIZE          128	/* Multicast Filter Table (4096 bits) */
649 #define IXGB_VLAN_FILTER_TBL_SIZE 128	/* VLAN Filter Table (4096 bits) */
650 
651 #define IXGB_MEMORY_REGISTER_BASE_ADDRESS   0
652 #define ENET_HEADER_SIZE            14
653 #define ENET_FCS_LENGTH             4
654 #define IXGB_MAX_NUM_MULTICAST_ADDRESSES    128
655 #define IXGB_MIN_ENET_FRAME_SIZE_WITHOUT_FCS    60
656 #define IXGB_MAX_ENET_FRAME_SIZE_WITHOUT_FCS    1514
657 #define IXGB_MAX_JUMBO_FRAME_SIZE       0x3F00
658 
659 /* Phy Addresses */
660 #define IXGB_OPTICAL_PHY_ADDR 0x0	/* Optical Module phy address */
661 #define IXGB_XAUII_PHY_ADDR   0x1	/* Xauii transceiver phy address */
662 #define IXGB_DIAG_PHY_ADDR    0x1F	/* Diagnostic Device phy address */
663 
664 /* This structure takes a 64k flash and maps it for identification commands */
665 struct ixgb_flash_buffer {
666 	uint8_t manufacturer_id;
667 	uint8_t device_id;
668 	uint8_t filler1[0x2AA8];
669 	uint8_t cmd2;
670 	uint8_t filler2[0x2AAA];
671 	uint8_t cmd1;
672 	uint8_t filler3[0xAAAA];
673 } __packed;
674 
675 /*
676  * This is a little-endian specific check.
677  */
678 #define IS_MULTICAST(Address) \
679     (boolean_t)(((uint8_t *)(Address))[0] & ((uint8_t)0x01))
680 
681 /*
682  * Check whether an address is broadcast.
683  */
684 #define IS_BROADCAST(Address)               \
685     ((((uint8_t *)(Address))[0] == ((uint8_t)0xff)) && (((uint8_t *)(Address))[1] == ((uint8_t)0xff)))
686 
687 /* Flow control parameters */
688 struct ixgb_fc {
689 	uint32_t high_water;	/* Flow Control High-water */
690 	uint32_t low_water;	/* Flow Control Low-water */
691 	uint16_t pause_time;	/* Flow Control Pause timer */
692 	boolean_t send_xon;	/* Flow control send XON */
693 	ixgb_fc_type type;	/* Type of flow control */
694 } __packed;
695 
696 /* The historical defaults for the flow control values are given below. */
697 #define FC_DEFAULT_HI_THRESH        (0x8000)	/* 32KB */
698 #define FC_DEFAULT_LO_THRESH        (0x4000)	/* 16KB */
699 #define FC_DEFAULT_TX_TIMER         (0x100)	/* ~130 us */
700 
701 /* Phy definitions */
702 #define IXGB_MAX_PHY_REG_ADDRESS    0xFFFF
703 #define IXGB_MAX_PHY_ADDRESS        31
704 #define IXGB_MAX_PHY_DEV_TYPE       31
705 
706 /* Bus parameters */
707 struct ixgb_bus {
708 	ixgb_bus_speed speed;
709 	ixgb_bus_width width;
710 	ixgb_bus_type type;
711 };
712 
713 struct ixgb_hw {
714 	uint8_t *hw_addr;	/* Base Address of the hardware */
715 	void *back;	/* Pointer to OS-dependent struct */
716 	struct ixgb_fc fc;	/* Flow control parameters */
717 	struct ixgb_bus bus;	/* Bus parameters */
718 	uint32_t phy_id;	/* Phy Identifier */
719 	uint32_t phy_addr;	/* XGMII address of Phy */
720 	ixgb_mac_type mac_type;	/* Identifier for MAC controller */
721 	ixgb_phy_type phy_type;	/* Transceiver/phy identifier */
722 	uint32_t max_frame_size;	/* Maximum frame size supported */
723 	uint32_t mc_filter_type;	/* Multicast filter hash type */
724 	uint32_t num_mc_addrs;	/* Number of current Multicast addrs */
725 	/* Individual address currently programmed in MAC */
726 	uint8_t curr_mac_addr[IXGB_ETH_LENGTH_OF_ADDRESS];
727 	uint32_t num_tx_desc;	/* Number of Transmit descriptors */
728 	uint32_t num_rx_desc;	/* Number of Receive descriptors */
729 	uint32_t rx_buffer_size;	/* Size of Receive buffer */
730 	boolean_t link_up;	/* TRUE if link is valid */
731 	boolean_t adapter_stopped;	/* State of adapter */
732 	uint16_t device_id;	/* device id from PCI configuration space */
733 	uint16_t vendor_id;	/* vendor id from PCI configuration space */
734 	uint8_t revision_id;	/* revision id from PCI configuration space */
735 	uint16_t subsystem_vendor_id;	/* subsystem vendor id from PCI
736 					 * configuration space */
737 	uint16_t subsystem_id;	/* subsystem id from PCI configuration space */
738 	uint32_t bar0;	/* Base Address registers */
739 	uint32_t bar1;
740 	uint32_t bar2;
741 	uint32_t bar3;
742 	uint16_t pci_cmd_word;	/* PCI command register id from PCI
743 				 * configuration space */
744 	uint16_t eeprom[IXGB_EEPROM_SIZE];	/* EEPROM contents read at init
745 						 * time */
746 	unsigned long io_base;	/* Our I/O mapped location */
747 	uint32_t lastLFC;
748 	uint32_t lastRFC;
749 };
750 
751 /* Statistics reported by the hardware */
752 struct ixgb_hw_stats {
753 	uint64_t tprl;
754 	uint64_t tprh;
755 	uint64_t gprcl;
756 	uint64_t gprch;
757 	uint64_t bprcl;
758 	uint64_t bprch;
759 	uint64_t mprcl;
760 	uint64_t mprch;
761 	uint64_t uprcl;
762 	uint64_t uprch;
763 	uint64_t vprcl;
764 	uint64_t vprch;
765 	uint64_t jprcl;
766 	uint64_t jprch;
767 	uint64_t gorcl;
768 	uint64_t gorch;
769 	uint64_t torl;
770 	uint64_t torh;
771 	uint64_t rnbc;
772 	uint64_t ruc;
773 	uint64_t roc;
774 	uint64_t rlec;
775 	uint64_t crcerrs;
776 	uint64_t icbc;
777 	uint64_t ecbc;
778 	uint64_t mpc;
779 	uint64_t tptl;
780 	uint64_t tpth;
781 	uint64_t gptcl;
782 	uint64_t gptch;
783 	uint64_t bptcl;
784 	uint64_t bptch;
785 	uint64_t mptcl;
786 	uint64_t mptch;
787 	uint64_t uptcl;
788 	uint64_t uptch;
789 	uint64_t vptcl;
790 	uint64_t vptch;
791 	uint64_t jptcl;
792 	uint64_t jptch;
793 	uint64_t gotcl;
794 	uint64_t gotch;
795 	uint64_t totl;
796 	uint64_t toth;
797 	uint64_t dc;
798 	uint64_t plt64c;
799 	uint64_t tsctc;
800 	uint64_t tsctfc;
801 	uint64_t ibic;
802 	uint64_t rfc;
803 	uint64_t lfc;
804 	uint64_t pfrc;
805 	uint64_t pftc;
806 	uint64_t mcfrc;
807 	uint64_t mcftc;
808 	uint64_t xonrxc;
809 	uint64_t xontxc;
810 	uint64_t xoffrxc;
811 	uint64_t xofftxc;
812 	uint64_t rjc;
813 };
814 
815 /* Function Prototypes */
816 extern boolean_t ixgb_adapter_stop(struct ixgb_hw *hw);
817 extern boolean_t ixgb_init_hw(struct ixgb_hw *hw);
818 extern void ixgb_check_for_link(struct ixgb_hw *hw);
819 extern boolean_t ixgb_check_for_bad_link(struct ixgb_hw *hw);
820 extern void ixgb_rar_set(struct ixgb_hw *hw, uint8_t *addr, uint32_t index);
821 extern void ixgb_init_rx_addrs(struct ixgb_hw *hw);
822 extern boolean_t ixgb_setup_fc(struct ixgb_hw *hw);
823 extern void ixgb_clear_hw_cntrs(struct ixgb_hw *hw);
824 extern boolean_t mac_addr_valid(uint8_t *mac_addr);
825 
826 extern uint16_t ixgb_read_phy_reg(struct ixgb_hw *hw, uint32_t reg_addr,
827 				  uint32_t phy_addr, uint32_t device_type);
828 
829 extern void ixgb_write_phy_reg(struct ixgb_hw *hw, uint32_t reg_addr,
830 			       uint32_t phy_addr, uint32_t device_type,
831 			       uint16_t data);
832 
833 
834 /* Filters (multicast, vlan, receive) */
835 extern void ixgb_mc_addr_list_update(struct ixgb_hw *hw, uint8_t *mc_addr_list,
836 				     uint32_t mc_addr_count, uint32_t pad);
837 
838 /* Vfta functions */
839 extern void ixgb_write_vfta(struct ixgb_hw *hw, uint32_t offset,
840 			    uint32_t value);
841 
842 extern void ixgb_clear_vfta(struct ixgb_hw *hw);
843 
844 /* Access functions to eeprom data */
845 void ixgb_get_ee_mac_addr(struct ixgb_hw *hw, uint8_t *mac_addr);
846 uint32_t ixgb_get_ee_pba_number(struct ixgb_hw *hw);
847 uint16_t ixgb_get_ee_device_id(struct ixgb_hw *hw);
848 boolean_t ixgb_get_eeprom_data(struct ixgb_hw *hw);
849 uint16_t ixgb_get_eeprom_word(struct ixgb_hw *hw, uint16_t index);
850 
851 /* Everything else */
852 void ixgb_led_on(struct ixgb_hw *hw);
853 void ixgb_led_off(struct ixgb_hw *hw);
854 void ixgb_write_pci_cfg(struct ixgb_hw *hw, uint32_t reg, uint16_t *value);
855 
856 #endif /* _IXGB_HW_H_ */
857