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ce973b14 LY |
1 | /* |
2 | * Copyright (C) Freescale Semicondutor, Inc. 2006. All rights reserved. | |
3 | * | |
4 | * Author: Shlomi Gridish <gridish@freescale.com> | |
5 | * | |
6 | * Description: | |
7 | * Internal header file for UCC Gigabit Ethernet unit routines. | |
8 | * | |
9 | * Changelog: | |
10 | * Jun 28, 2006 Li Yang <LeoLi@freescale.com> | |
11 | * - Rearrange code and style fixes | |
12 | * | |
13 | * This program is free software; you can redistribute it and/or modify it | |
14 | * under the terms of the GNU General Public License as published by the | |
15 | * Free Software Foundation; either version 2 of the License, or (at your | |
16 | * option) any later version. | |
17 | */ | |
18 | #ifndef __UCC_GETH_H__ | |
19 | #define __UCC_GETH_H__ | |
20 | ||
21 | #include <linux/kernel.h> | |
22 | #include <linux/list.h> | |
23 | #include <linux/fsl_devices.h> | |
24 | ||
25 | #include <asm/immap_qe.h> | |
26 | #include <asm/qe.h> | |
27 | ||
28 | #include <asm/ucc.h> | |
29 | #include <asm/ucc_fast.h> | |
30 | ||
728de4c9 KP |
31 | #include "ucc_geth_mii.h" |
32 | ||
ac421852 LY |
33 | #define DRV_DESC "QE UCC Gigabit Ethernet Controller" |
34 | #define DRV_NAME "ucc_geth" | |
35 | #define DRV_VERSION "1.1" | |
36 | ||
ce973b14 LY |
37 | #define NUM_TX_QUEUES 8 |
38 | #define NUM_RX_QUEUES 8 | |
39 | #define NUM_BDS_IN_PREFETCHED_BDS 4 | |
40 | #define TX_IP_OFFSET_ENTRY_MAX 8 | |
41 | #define NUM_OF_PADDRS 4 | |
42 | #define ENET_INIT_PARAM_MAX_ENTRIES_RX 9 | |
43 | #define ENET_INIT_PARAM_MAX_ENTRIES_TX 8 | |
44 | ||
18a8e864 LY |
45 | struct ucc_geth { |
46 | struct ucc_fast uccf; | |
6b0b594b | 47 | u8 res0[0x100 - sizeof(struct ucc_fast)]; |
ce973b14 LY |
48 | |
49 | u32 maccfg1; /* mac configuration reg. 1 */ | |
50 | u32 maccfg2; /* mac configuration reg. 2 */ | |
51 | u32 ipgifg; /* interframe gap reg. */ | |
52 | u32 hafdup; /* half-duplex reg. */ | |
53 | u8 res1[0x10]; | |
728de4c9 | 54 | u8 miimng[0x18]; /* MII management structure moved to _mii.h */ |
ce973b14 LY |
55 | u32 ifctl; /* interface control reg */ |
56 | u32 ifstat; /* interface statux reg */ | |
57 | u32 macstnaddr1; /* mac station address part 1 reg */ | |
58 | u32 macstnaddr2; /* mac station address part 2 reg */ | |
59 | u8 res2[0x8]; | |
60 | u32 uempr; /* UCC Ethernet Mac parameter reg */ | |
61 | u32 utbipar; /* UCC tbi address reg */ | |
62 | u16 uescr; /* UCC Ethernet statistics control reg */ | |
63 | u8 res3[0x180 - 0x15A]; | |
64 | u32 tx64; /* Total number of frames (including bad | |
65 | frames) transmitted that were exactly of the | |
66 | minimal length (64 for un tagged, 68 for | |
67 | tagged, or with length exactly equal to the | |
68 | parameter MINLength */ | |
69 | u32 tx127; /* Total number of frames (including bad | |
70 | frames) transmitted that were between | |
71 | MINLength (Including FCS length==4) and 127 | |
72 | octets */ | |
73 | u32 tx255; /* Total number of frames (including bad | |
74 | frames) transmitted that were between 128 | |
75 | (Including FCS length==4) and 255 octets */ | |
76 | u32 rx64; /* Total number of frames received including | |
77 | bad frames that were exactly of the mninimal | |
78 | length (64 bytes) */ | |
79 | u32 rx127; /* Total number of frames (including bad | |
80 | frames) received that were between MINLength | |
81 | (Including FCS length==4) and 127 octets */ | |
82 | u32 rx255; /* Total number of frames (including bad | |
83 | frames) received that were between 128 | |
84 | (Including FCS length==4) and 255 octets */ | |
85 | u32 txok; /* Total number of octets residing in frames | |
86 | that where involved in succesfull | |
87 | transmission */ | |
88 | u16 txcf; /* Total number of PAUSE control frames | |
89 | transmitted by this MAC */ | |
90 | u8 res4[0x2]; | |
91 | u32 tmca; /* Total number of frames that were transmitted | |
92 | succesfully with the group address bit set | |
93 | that are not broadcast frames */ | |
94 | u32 tbca; /* Total number of frames transmitted | |
95 | succesfully that had destination address | |
96 | field equal to the broadcast address */ | |
97 | u32 rxfok; /* Total number of frames received OK */ | |
98 | u32 rxbok; /* Total number of octets received OK */ | |
99 | u32 rbyt; /* Total number of octets received including | |
100 | octets in bad frames. Must be implemented in | |
101 | HW because it includes octets in frames that | |
102 | never even reach the UCC */ | |
103 | u32 rmca; /* Total number of frames that were received | |
104 | succesfully with the group address bit set | |
105 | that are not broadcast frames */ | |
106 | u32 rbca; /* Total number of frames received succesfully | |
107 | that had destination address equal to the | |
108 | broadcast address */ | |
109 | u32 scar; /* Statistics carry register */ | |
110 | u32 scam; /* Statistics caryy mask register */ | |
111 | u8 res5[0x200 - 0x1c4]; | |
18a8e864 | 112 | } __attribute__ ((packed)); |
ce973b14 LY |
113 | |
114 | /* UCC GETH TEMODR Register */ | |
115 | #define TEMODER_TX_RMON_STATISTICS_ENABLE 0x0100 /* enable Tx statistics | |
116 | */ | |
117 | #define TEMODER_SCHEDULER_ENABLE 0x2000 /* enable scheduler */ | |
118 | #define TEMODER_IP_CHECKSUM_GENERATE 0x0400 /* generate IPv4 | |
119 | checksums */ | |
120 | #define TEMODER_PERFORMANCE_OPTIMIZATION_MODE1 0x0200 /* enable performance | |
121 | optimization | |
122 | enhancement (mode1) */ | |
123 | #define TEMODER_RMON_STATISTICS 0x0100 /* enable tx statistics | |
124 | */ | |
125 | #define TEMODER_NUM_OF_QUEUES_SHIFT (15-15) /* Number of queues << | |
126 | shift */ | |
127 | ||
128 | /* UCC GETH TEMODR Register */ | |
129 | #define REMODER_RX_RMON_STATISTICS_ENABLE 0x00001000 /* enable Rx | |
130 | statistics */ | |
131 | #define REMODER_RX_EXTENDED_FEATURES 0x80000000 /* enable | |
132 | extended | |
133 | features */ | |
134 | #define REMODER_VLAN_OPERATION_TAGGED_SHIFT (31-9 ) /* vlan operation | |
135 | tagged << shift */ | |
136 | #define REMODER_VLAN_OPERATION_NON_TAGGED_SHIFT (31-10) /* vlan operation non | |
137 | tagged << shift */ | |
138 | #define REMODER_RX_QOS_MODE_SHIFT (31-15) /* rx QoS mode << shift | |
139 | */ | |
140 | #define REMODER_RMON_STATISTICS 0x00001000 /* enable rx | |
141 | statistics */ | |
142 | #define REMODER_RX_EXTENDED_FILTERING 0x00000800 /* extended | |
143 | filtering | |
144 | vs. | |
145 | mpc82xx-like | |
146 | filtering */ | |
147 | #define REMODER_NUM_OF_QUEUES_SHIFT (31-23) /* Number of queues << | |
148 | shift */ | |
149 | #define REMODER_DYNAMIC_MAX_FRAME_LENGTH 0x00000008 /* enable | |
150 | dynamic max | |
151 | frame length | |
152 | */ | |
153 | #define REMODER_DYNAMIC_MIN_FRAME_LENGTH 0x00000004 /* enable | |
154 | dynamic min | |
155 | frame length | |
156 | */ | |
157 | #define REMODER_IP_CHECKSUM_CHECK 0x00000002 /* check IPv4 | |
158 | checksums */ | |
159 | #define REMODER_IP_ADDRESS_ALIGNMENT 0x00000001 /* align ip | |
160 | address to | |
161 | 4-byte | |
162 | boundary */ | |
163 | ||
164 | /* UCC GETH Event Register */ | |
3bc53427 TT |
165 | #define UCCE_TXB (UCC_GETH_UCCE_TXB7 | UCC_GETH_UCCE_TXB6 | \ |
166 | UCC_GETH_UCCE_TXB5 | UCC_GETH_UCCE_TXB4 | \ | |
167 | UCC_GETH_UCCE_TXB3 | UCC_GETH_UCCE_TXB2 | \ | |
168 | UCC_GETH_UCCE_TXB1 | UCC_GETH_UCCE_TXB0) | |
169 | ||
170 | #define UCCE_RXB (UCC_GETH_UCCE_RXB7 | UCC_GETH_UCCE_RXB6 | \ | |
171 | UCC_GETH_UCCE_RXB5 | UCC_GETH_UCCE_RXB4 | \ | |
172 | UCC_GETH_UCCE_RXB3 | UCC_GETH_UCCE_RXB2 | \ | |
173 | UCC_GETH_UCCE_RXB1 | UCC_GETH_UCCE_RXB0) | |
174 | ||
175 | #define UCCE_RXF (UCC_GETH_UCCE_RXF7 | UCC_GETH_UCCE_RXF6 | \ | |
176 | UCC_GETH_UCCE_RXF5 | UCC_GETH_UCCE_RXF4 | \ | |
177 | UCC_GETH_UCCE_RXF3 | UCC_GETH_UCCE_RXF2 | \ | |
178 | UCC_GETH_UCCE_RXF1 | UCC_GETH_UCCE_RXF0) | |
179 | ||
180 | #define UCCE_OTHER (UCC_GETH_UCCE_SCAR | UCC_GETH_UCCE_GRA | \ | |
181 | UCC_GETH_UCCE_CBPR | UCC_GETH_UCCE_BSY | \ | |
182 | UCC_GETH_UCCE_RXC | UCC_GETH_UCCE_TXC | UCC_GETH_UCCE_TXE) | |
183 | ||
184 | #define UCCE_RX_EVENTS (UCCE_RXF | UCC_GETH_UCCE_BSY) | |
185 | #define UCCE_TX_EVENTS (UCCE_TXB | UCC_GETH_UCCE_TXE) | |
ce973b14 LY |
186 | |
187 | /* UCC GETH MACCFG1 (MAC Configuration 1 Register) */ | |
188 | #define MACCFG1_FLOW_RX 0x00000020 /* Flow Control | |
189 | Rx */ | |
190 | #define MACCFG1_FLOW_TX 0x00000010 /* Flow Control | |
191 | Tx */ | |
192 | #define MACCFG1_ENABLE_SYNCHED_RX 0x00000008 /* Rx Enable | |
193 | synchronized | |
194 | to Rx stream | |
195 | */ | |
196 | #define MACCFG1_ENABLE_RX 0x00000004 /* Enable Rx */ | |
197 | #define MACCFG1_ENABLE_SYNCHED_TX 0x00000002 /* Tx Enable | |
198 | synchronized | |
199 | to Tx stream | |
200 | */ | |
201 | #define MACCFG1_ENABLE_TX 0x00000001 /* Enable Tx */ | |
202 | ||
203 | /* UCC GETH MACCFG2 (MAC Configuration 2 Register) */ | |
204 | #define MACCFG2_PREL_SHIFT (31 - 19) /* Preamble | |
205 | Length << | |
206 | shift */ | |
207 | #define MACCFG2_PREL_MASK 0x0000f000 /* Preamble | |
208 | Length mask */ | |
209 | #define MACCFG2_SRP 0x00000080 /* Soft Receive | |
210 | Preamble */ | |
211 | #define MACCFG2_STP 0x00000040 /* Soft | |
212 | Transmit | |
213 | Preamble */ | |
214 | #define MACCFG2_RESERVED_1 0x00000020 /* Reserved - | |
215 | must be set | |
216 | to 1 */ | |
217 | #define MACCFG2_LC 0x00000010 /* Length Check | |
218 | */ | |
219 | #define MACCFG2_MPE 0x00000008 /* Magic packet | |
220 | detect */ | |
221 | #define MACCFG2_FDX 0x00000001 /* Full Duplex */ | |
222 | #define MACCFG2_FDX_MASK 0x00000001 /* Full Duplex | |
223 | mask */ | |
224 | #define MACCFG2_PAD_CRC 0x00000004 | |
225 | #define MACCFG2_CRC_EN 0x00000002 | |
226 | #define MACCFG2_PAD_AND_CRC_MODE_NONE 0x00000000 /* Neither | |
227 | Padding | |
228 | short frames | |
229 | nor CRC */ | |
230 | #define MACCFG2_PAD_AND_CRC_MODE_CRC_ONLY 0x00000002 /* Append CRC | |
231 | only */ | |
232 | #define MACCFG2_PAD_AND_CRC_MODE_PAD_AND_CRC 0x00000004 | |
233 | #define MACCFG2_INTERFACE_MODE_NIBBLE 0x00000100 /* nibble mode | |
234 | (MII/RMII/RGMII | |
235 | 10/100bps) */ | |
236 | #define MACCFG2_INTERFACE_MODE_BYTE 0x00000200 /* byte mode | |
237 | (GMII/TBI/RTB/RGMII | |
238 | 1000bps ) */ | |
239 | #define MACCFG2_INTERFACE_MODE_MASK 0x00000300 /* mask | |
240 | covering all | |
241 | relevant | |
242 | bits */ | |
243 | ||
244 | /* UCC GETH IPGIFG (Inter-frame Gap / Inter-Frame Gap Register) */ | |
245 | #define IPGIFG_NON_BACK_TO_BACK_IFG_PART1_SHIFT (31 - 7) /* Non | |
246 | back-to-back | |
247 | inter frame | |
248 | gap part 1. | |
249 | << shift */ | |
250 | #define IPGIFG_NON_BACK_TO_BACK_IFG_PART2_SHIFT (31 - 15) /* Non | |
251 | back-to-back | |
252 | inter frame | |
253 | gap part 2. | |
254 | << shift */ | |
255 | #define IPGIFG_MINIMUM_IFG_ENFORCEMENT_SHIFT (31 - 23) /* Mimimum IFG | |
256 | Enforcement | |
257 | << shift */ | |
258 | #define IPGIFG_BACK_TO_BACK_IFG_SHIFT (31 - 31) /* back-to-back | |
259 | inter frame | |
260 | gap << shift | |
261 | */ | |
262 | #define IPGIFG_NON_BACK_TO_BACK_IFG_PART1_MAX 127 /* Non back-to-back | |
263 | inter frame gap part | |
264 | 1. max val */ | |
265 | #define IPGIFG_NON_BACK_TO_BACK_IFG_PART2_MAX 127 /* Non back-to-back | |
266 | inter frame gap part | |
267 | 2. max val */ | |
268 | #define IPGIFG_MINIMUM_IFG_ENFORCEMENT_MAX 255 /* Mimimum IFG | |
269 | Enforcement max val */ | |
270 | #define IPGIFG_BACK_TO_BACK_IFG_MAX 127 /* back-to-back inter | |
271 | frame gap max val */ | |
272 | #define IPGIFG_NBTB_CS_IPG_MASK 0x7F000000 | |
273 | #define IPGIFG_NBTB_IPG_MASK 0x007F0000 | |
274 | #define IPGIFG_MIN_IFG_MASK 0x0000FF00 | |
275 | #define IPGIFG_BTB_IPG_MASK 0x0000007F | |
276 | ||
277 | /* UCC GETH HAFDUP (Half Duplex Register) */ | |
278 | #define HALFDUP_ALT_BEB_TRUNCATION_SHIFT (31 - 11) /* Alternate | |
279 | Binary | |
280 | Exponential | |
281 | Backoff | |
282 | Truncation | |
283 | << shift */ | |
284 | #define HALFDUP_ALT_BEB_TRUNCATION_MAX 0xf /* Alternate Binary | |
285 | Exponential Backoff | |
286 | Truncation max val */ | |
287 | #define HALFDUP_ALT_BEB 0x00080000 /* Alternate | |
288 | Binary | |
289 | Exponential | |
290 | Backoff */ | |
291 | #define HALFDUP_BACK_PRESSURE_NO_BACKOFF 0x00040000 /* Back | |
292 | pressure no | |
293 | backoff */ | |
294 | #define HALFDUP_NO_BACKOFF 0x00020000 /* No Backoff */ | |
295 | #define HALFDUP_EXCESSIVE_DEFER 0x00010000 /* Excessive | |
296 | Defer */ | |
297 | #define HALFDUP_MAX_RETRANSMISSION_SHIFT (31 - 19) /* Maximum | |
298 | Retransmission | |
299 | << shift */ | |
300 | #define HALFDUP_MAX_RETRANSMISSION_MAX 0xf /* Maximum | |
301 | Retransmission max | |
302 | val */ | |
303 | #define HALFDUP_COLLISION_WINDOW_SHIFT (31 - 31) /* Collision | |
304 | Window << | |
305 | shift */ | |
306 | #define HALFDUP_COLLISION_WINDOW_MAX 0x3f /* Collision Window max | |
307 | val */ | |
308 | #define HALFDUP_ALT_BEB_TR_MASK 0x00F00000 | |
309 | #define HALFDUP_RETRANS_MASK 0x0000F000 | |
310 | #define HALFDUP_COL_WINDOW_MASK 0x0000003F | |
311 | ||
312 | /* UCC GETH UCCS (Ethernet Status Register) */ | |
313 | #define UCCS_BPR 0x02 /* Back pressure (in | |
314 | half duplex mode) */ | |
315 | #define UCCS_PAU 0x02 /* Pause state (in full | |
316 | duplex mode) */ | |
317 | #define UCCS_MPD 0x01 /* Magic Packet | |
318 | Detected */ | |
319 | ||
ce973b14 LY |
320 | /* UCC GETH IFSTAT (Interface Status Register) */ |
321 | #define IFSTAT_EXCESS_DEFER 0x00000200 /* Excessive | |
322 | transmission | |
323 | defer */ | |
324 | ||
325 | /* UCC GETH MACSTNADDR1 (Station Address Part 1 Register) */ | |
326 | #define MACSTNADDR1_OCTET_6_SHIFT (31 - 7) /* Station | |
327 | address 6th | |
328 | octet << | |
329 | shift */ | |
330 | #define MACSTNADDR1_OCTET_5_SHIFT (31 - 15) /* Station | |
331 | address 5th | |
332 | octet << | |
333 | shift */ | |
334 | #define MACSTNADDR1_OCTET_4_SHIFT (31 - 23) /* Station | |
335 | address 4th | |
336 | octet << | |
337 | shift */ | |
338 | #define MACSTNADDR1_OCTET_3_SHIFT (31 - 31) /* Station | |
339 | address 3rd | |
340 | octet << | |
341 | shift */ | |
342 | ||
343 | /* UCC GETH MACSTNADDR2 (Station Address Part 2 Register) */ | |
344 | #define MACSTNADDR2_OCTET_2_SHIFT (31 - 7) /* Station | |
345 | address 2nd | |
346 | octet << | |
347 | shift */ | |
348 | #define MACSTNADDR2_OCTET_1_SHIFT (31 - 15) /* Station | |
349 | address 1st | |
350 | octet << | |
351 | shift */ | |
352 | ||
353 | /* UCC GETH UEMPR (Ethernet Mac Parameter Register) */ | |
354 | #define UEMPR_PAUSE_TIME_VALUE_SHIFT (31 - 15) /* Pause time | |
355 | value << | |
356 | shift */ | |
357 | #define UEMPR_EXTENDED_PAUSE_TIME_VALUE_SHIFT (31 - 31) /* Extended | |
358 | pause time | |
359 | value << | |
360 | shift */ | |
361 | ||
362 | /* UCC GETH UTBIPAR (Ten Bit Interface Physical Address Register) */ | |
363 | #define UTBIPAR_PHY_ADDRESS_SHIFT (31 - 31) /* Phy address | |
364 | << shift */ | |
365 | #define UTBIPAR_PHY_ADDRESS_MASK 0x0000001f /* Phy address | |
366 | mask */ | |
367 | ||
368 | /* UCC GETH UESCR (Ethernet Statistics Control Register) */ | |
369 | #define UESCR_AUTOZ 0x8000 /* Automatically zero | |
370 | addressed | |
371 | statistical counter | |
372 | values */ | |
373 | #define UESCR_CLRCNT 0x4000 /* Clear all statistics | |
374 | counters */ | |
375 | #define UESCR_MAXCOV_SHIFT (15 - 7) /* Max | |
376 | Coalescing | |
377 | Value << | |
378 | shift */ | |
379 | #define UESCR_SCOV_SHIFT (15 - 15) /* Status | |
380 | Coalescing | |
381 | Value << | |
382 | shift */ | |
383 | ||
384 | /* UCC GETH UDSR (Data Synchronization Register) */ | |
385 | #define UDSR_MAGIC 0x067E | |
386 | ||
18a8e864 | 387 | struct ucc_geth_thread_data_tx { |
ce973b14 | 388 | u8 res0[104]; |
18a8e864 | 389 | } __attribute__ ((packed)); |
ce973b14 | 390 | |
18a8e864 | 391 | struct ucc_geth_thread_data_rx { |
ce973b14 | 392 | u8 res0[40]; |
18a8e864 | 393 | } __attribute__ ((packed)); |
ce973b14 LY |
394 | |
395 | /* Send Queue Queue-Descriptor */ | |
18a8e864 | 396 | struct ucc_geth_send_queue_qd { |
ce973b14 LY |
397 | u32 bd_ring_base; /* pointer to BD ring base address */ |
398 | u8 res0[0x8]; | |
399 | u32 last_bd_completed_address;/* initialize to last entry in BD ring */ | |
400 | u8 res1[0x30]; | |
18a8e864 | 401 | } __attribute__ ((packed)); |
ce973b14 | 402 | |
18a8e864 LY |
403 | struct ucc_geth_send_queue_mem_region { |
404 | struct ucc_geth_send_queue_qd sqqd[NUM_TX_QUEUES]; | |
405 | } __attribute__ ((packed)); | |
ce973b14 | 406 | |
18a8e864 | 407 | struct ucc_geth_thread_tx_pram { |
ce973b14 | 408 | u8 res0[64]; |
18a8e864 | 409 | } __attribute__ ((packed)); |
ce973b14 | 410 | |
18a8e864 | 411 | struct ucc_geth_thread_rx_pram { |
ce973b14 | 412 | u8 res0[128]; |
18a8e864 | 413 | } __attribute__ ((packed)); |
ce973b14 LY |
414 | |
415 | #define THREAD_RX_PRAM_ADDITIONAL_FOR_EXTENDED_FILTERING 64 | |
416 | #define THREAD_RX_PRAM_ADDITIONAL_FOR_EXTENDED_FILTERING_8 64 | |
417 | #define THREAD_RX_PRAM_ADDITIONAL_FOR_EXTENDED_FILTERING_16 96 | |
418 | ||
18a8e864 | 419 | struct ucc_geth_scheduler { |
ce973b14 LY |
420 | u16 cpucount0; /* CPU packet counter */ |
421 | u16 cpucount1; /* CPU packet counter */ | |
422 | u16 cecount0; /* QE packet counter */ | |
423 | u16 cecount1; /* QE packet counter */ | |
424 | u16 cpucount2; /* CPU packet counter */ | |
425 | u16 cpucount3; /* CPU packet counter */ | |
426 | u16 cecount2; /* QE packet counter */ | |
427 | u16 cecount3; /* QE packet counter */ | |
428 | u16 cpucount4; /* CPU packet counter */ | |
429 | u16 cpucount5; /* CPU packet counter */ | |
430 | u16 cecount4; /* QE packet counter */ | |
431 | u16 cecount5; /* QE packet counter */ | |
432 | u16 cpucount6; /* CPU packet counter */ | |
433 | u16 cpucount7; /* CPU packet counter */ | |
434 | u16 cecount6; /* QE packet counter */ | |
435 | u16 cecount7; /* QE packet counter */ | |
436 | u32 weightstatus[NUM_TX_QUEUES]; /* accumulated weight factor */ | |
437 | u32 rtsrshadow; /* temporary variable handled by QE */ | |
438 | u32 time; /* temporary variable handled by QE */ | |
439 | u32 ttl; /* temporary variable handled by QE */ | |
440 | u32 mblinterval; /* max burst length interval */ | |
441 | u16 nortsrbytetime; /* normalized value of byte time in tsr units */ | |
442 | u8 fracsiz; /* radix 2 log value of denom. of | |
443 | NorTSRByteTime */ | |
444 | u8 res0[1]; | |
445 | u8 strictpriorityq; /* Strict Priority Mask register */ | |
446 | u8 txasap; /* Transmit ASAP register */ | |
447 | u8 extrabw; /* Extra BandWidth register */ | |
448 | u8 oldwfqmask; /* temporary variable handled by QE */ | |
449 | u8 weightfactor[NUM_TX_QUEUES]; | |
450 | /**< weight factor for queues */ | |
451 | u32 minw; /* temporary variable handled by QE */ | |
452 | u8 res1[0x70 - 0x64]; | |
18a8e864 | 453 | } __attribute__ ((packed)); |
ce973b14 | 454 | |
18a8e864 | 455 | struct ucc_geth_tx_firmware_statistics_pram { |
ce973b14 LY |
456 | u32 sicoltx; /* single collision */ |
457 | u32 mulcoltx; /* multiple collision */ | |
458 | u32 latecoltxfr; /* late collision */ | |
459 | u32 frabortduecol; /* frames aborted due to transmit collision */ | |
460 | u32 frlostinmactxer; /* frames lost due to internal MAC error | |
461 | transmission that are not counted on any | |
462 | other counter */ | |
463 | u32 carriersenseertx; /* carrier sense error */ | |
464 | u32 frtxok; /* frames transmitted OK */ | |
465 | u32 txfrexcessivedefer; /* frames with defferal time greater than | |
466 | specified threshold */ | |
467 | u32 txpkts256; /* total packets (including bad) between 256 | |
468 | and 511 octets */ | |
469 | u32 txpkts512; /* total packets (including bad) between 512 | |
470 | and 1023 octets */ | |
471 | u32 txpkts1024; /* total packets (including bad) between 1024 | |
472 | and 1518 octets */ | |
473 | u32 txpktsjumbo; /* total packets (including bad) between 1024 | |
474 | and MAXLength octets */ | |
18a8e864 | 475 | } __attribute__ ((packed)); |
ce973b14 | 476 | |
18a8e864 | 477 | struct ucc_geth_rx_firmware_statistics_pram { |
ce973b14 LY |
478 | u32 frrxfcser; /* frames with crc error */ |
479 | u32 fraligner; /* frames with alignment error */ | |
480 | u32 inrangelenrxer; /* in range length error */ | |
481 | u32 outrangelenrxer; /* out of range length error */ | |
482 | u32 frtoolong; /* frame too long */ | |
483 | u32 runt; /* runt */ | |
484 | u32 verylongevent; /* very long event */ | |
485 | u32 symbolerror; /* symbol error */ | |
486 | u32 dropbsy; /* drop because of BD not ready */ | |
487 | u8 res0[0x8]; | |
488 | u32 mismatchdrop; /* drop because of MAC filtering (e.g. address | |
489 | or type mismatch) */ | |
490 | u32 underpkts; /* total frames less than 64 octets */ | |
491 | u32 pkts256; /* total frames (including bad) between 256 and | |
492 | 511 octets */ | |
493 | u32 pkts512; /* total frames (including bad) between 512 and | |
494 | 1023 octets */ | |
495 | u32 pkts1024; /* total frames (including bad) between 1024 | |
496 | and 1518 octets */ | |
497 | u32 pktsjumbo; /* total frames (including bad) between 1024 | |
498 | and MAXLength octets */ | |
499 | u32 frlossinmacer; /* frames lost because of internal MAC error | |
500 | that is not counted in any other counter */ | |
501 | u32 pausefr; /* pause frames */ | |
502 | u8 res1[0x4]; | |
503 | u32 removevlan; /* total frames that had their VLAN tag removed | |
504 | */ | |
505 | u32 replacevlan; /* total frames that had their VLAN tag | |
506 | replaced */ | |
507 | u32 insertvlan; /* total frames that had their VLAN tag | |
508 | inserted */ | |
18a8e864 | 509 | } __attribute__ ((packed)); |
ce973b14 | 510 | |
18a8e864 | 511 | struct ucc_geth_rx_interrupt_coalescing_entry { |
ce973b14 LY |
512 | u32 interruptcoalescingmaxvalue; /* interrupt coalescing max |
513 | value */ | |
514 | u32 interruptcoalescingcounter; /* interrupt coalescing counter, | |
515 | initialize to | |
516 | interruptcoalescingmaxvalue */ | |
18a8e864 | 517 | } __attribute__ ((packed)); |
ce973b14 | 518 | |
18a8e864 LY |
519 | struct ucc_geth_rx_interrupt_coalescing_table { |
520 | struct ucc_geth_rx_interrupt_coalescing_entry coalescingentry[NUM_RX_QUEUES]; | |
ce973b14 | 521 | /**< interrupt coalescing entry */ |
18a8e864 | 522 | } __attribute__ ((packed)); |
ce973b14 | 523 | |
18a8e864 LY |
524 | struct ucc_geth_rx_prefetched_bds { |
525 | struct qe_bd bd[NUM_BDS_IN_PREFETCHED_BDS]; /* prefetched bd */ | |
526 | } __attribute__ ((packed)); | |
ce973b14 | 527 | |
18a8e864 | 528 | struct ucc_geth_rx_bd_queues_entry { |
ce973b14 LY |
529 | u32 bdbaseptr; /* BD base pointer */ |
530 | u32 bdptr; /* BD pointer */ | |
531 | u32 externalbdbaseptr; /* external BD base pointer */ | |
532 | u32 externalbdptr; /* external BD pointer */ | |
18a8e864 | 533 | } __attribute__ ((packed)); |
ce973b14 | 534 | |
18a8e864 | 535 | struct ucc_geth_tx_global_pram { |
ce973b14 LY |
536 | u16 temoder; |
537 | u8 res0[0x38 - 0x02]; | |
538 | u32 sqptr; /* a base pointer to send queue memory region */ | |
539 | u32 schedulerbasepointer; /* a base pointer to scheduler memory | |
540 | region */ | |
541 | u32 txrmonbaseptr; /* base pointer to Tx RMON statistics counter */ | |
542 | u32 tstate; /* tx internal state. High byte contains | |
543 | function code */ | |
544 | u8 iphoffset[TX_IP_OFFSET_ENTRY_MAX]; | |
545 | u32 vtagtable[0x8]; /* 8 4-byte VLAN tags */ | |
546 | u32 tqptr; /* a base pointer to the Tx Queues Memory | |
547 | Region */ | |
548 | u8 res2[0x80 - 0x74]; | |
18a8e864 | 549 | } __attribute__ ((packed)); |
ce973b14 LY |
550 | |
551 | /* structure representing Extended Filtering Global Parameters in PRAM */ | |
18a8e864 | 552 | struct ucc_geth_exf_global_pram { |
ce973b14 LY |
553 | u32 l2pcdptr; /* individual address filter, high */ |
554 | u8 res0[0x10 - 0x04]; | |
18a8e864 | 555 | } __attribute__ ((packed)); |
ce973b14 | 556 | |
18a8e864 | 557 | struct ucc_geth_rx_global_pram { |
ce973b14 LY |
558 | u32 remoder; /* ethernet mode reg. */ |
559 | u32 rqptr; /* base pointer to the Rx Queues Memory Region*/ | |
560 | u32 res0[0x1]; | |
561 | u8 res1[0x20 - 0xC]; | |
562 | u16 typeorlen; /* cutoff point less than which, type/len field | |
563 | is considered length */ | |
564 | u8 res2[0x1]; | |
565 | u8 rxgstpack; /* acknowledgement on GRACEFUL STOP RX command*/ | |
566 | u32 rxrmonbaseptr; /* base pointer to Rx RMON statistics counter */ | |
567 | u8 res3[0x30 - 0x28]; | |
568 | u32 intcoalescingptr; /* Interrupt coalescing table pointer */ | |
569 | u8 res4[0x36 - 0x34]; | |
570 | u8 rstate; /* rx internal state. High byte contains | |
571 | function code */ | |
572 | u8 res5[0x46 - 0x37]; | |
573 | u16 mrblr; /* max receive buffer length reg. */ | |
574 | u32 rbdqptr; /* base pointer to RxBD parameter table | |
575 | description */ | |
576 | u16 mflr; /* max frame length reg. */ | |
577 | u16 minflr; /* min frame length reg. */ | |
578 | u16 maxd1; /* max dma1 length reg. */ | |
579 | u16 maxd2; /* max dma2 length reg. */ | |
580 | u32 ecamptr; /* external CAM address */ | |
581 | u32 l2qt; /* VLAN priority mapping table. */ | |
582 | u32 l3qt[0x8]; /* IP priority mapping table. */ | |
583 | u16 vlantype; /* vlan type */ | |
584 | u16 vlantci; /* default vlan tci */ | |
585 | u8 addressfiltering[64]; /* address filtering data structure */ | |
586 | u32 exfGlobalParam; /* base address for extended filtering global | |
587 | parameters */ | |
588 | u8 res6[0x100 - 0xC4]; /* Initialize to zero */ | |
18a8e864 | 589 | } __attribute__ ((packed)); |
ce973b14 LY |
590 | |
591 | #define GRACEFUL_STOP_ACKNOWLEDGE_RX 0x01 | |
592 | ||
593 | /* structure representing InitEnet command */ | |
18a8e864 | 594 | struct ucc_geth_init_pram { |
ce973b14 LY |
595 | u8 resinit1; |
596 | u8 resinit2; | |
597 | u8 resinit3; | |
598 | u8 resinit4; | |
599 | u16 resinit5; | |
600 | u8 res1[0x1]; | |
601 | u8 largestexternallookupkeysize; | |
602 | u32 rgftgfrxglobal; | |
603 | u32 rxthread[ENET_INIT_PARAM_MAX_ENTRIES_RX]; /* rx threads */ | |
604 | u8 res2[0x38 - 0x30]; | |
605 | u32 txglobal; /* tx global */ | |
606 | u32 txthread[ENET_INIT_PARAM_MAX_ENTRIES_TX]; /* tx threads */ | |
607 | u8 res3[0x1]; | |
18a8e864 | 608 | } __attribute__ ((packed)); |
ce973b14 LY |
609 | |
610 | #define ENET_INIT_PARAM_RGF_SHIFT (32 - 4) | |
611 | #define ENET_INIT_PARAM_TGF_SHIFT (32 - 8) | |
612 | ||
613 | #define ENET_INIT_PARAM_RISC_MASK 0x0000003f | |
614 | #define ENET_INIT_PARAM_PTR_MASK 0x00ffffc0 | |
615 | #define ENET_INIT_PARAM_SNUM_MASK 0xff000000 | |
616 | #define ENET_INIT_PARAM_SNUM_SHIFT 24 | |
617 | ||
618 | #define ENET_INIT_PARAM_MAGIC_RES_INIT1 0x06 | |
619 | #define ENET_INIT_PARAM_MAGIC_RES_INIT2 0x30 | |
620 | #define ENET_INIT_PARAM_MAGIC_RES_INIT3 0xff | |
621 | #define ENET_INIT_PARAM_MAGIC_RES_INIT4 0x00 | |
622 | #define ENET_INIT_PARAM_MAGIC_RES_INIT5 0x0400 | |
623 | ||
624 | /* structure representing 82xx Address Filtering Enet Address in PRAM */ | |
18a8e864 | 625 | struct ucc_geth_82xx_enet_address { |
ce973b14 LY |
626 | u8 res1[0x2]; |
627 | u16 h; /* address (MSB) */ | |
628 | u16 m; /* address */ | |
629 | u16 l; /* address (LSB) */ | |
18a8e864 | 630 | } __attribute__ ((packed)); |
ce973b14 LY |
631 | |
632 | /* structure representing 82xx Address Filtering PRAM */ | |
18a8e864 | 633 | struct ucc_geth_82xx_address_filtering_pram { |
ce973b14 LY |
634 | u32 iaddr_h; /* individual address filter, high */ |
635 | u32 iaddr_l; /* individual address filter, low */ | |
636 | u32 gaddr_h; /* group address filter, high */ | |
637 | u32 gaddr_l; /* group address filter, low */ | |
6fee40e9 AF |
638 | struct ucc_geth_82xx_enet_address __iomem taddr; |
639 | struct ucc_geth_82xx_enet_address __iomem paddr[NUM_OF_PADDRS]; | |
ce973b14 | 640 | u8 res0[0x40 - 0x38]; |
18a8e864 | 641 | } __attribute__ ((packed)); |
ce973b14 LY |
642 | |
643 | /* GETH Tx firmware statistics structure, used when calling | |
644 | UCC_GETH_GetStatistics. */ | |
18a8e864 | 645 | struct ucc_geth_tx_firmware_statistics { |
ce973b14 LY |
646 | u32 sicoltx; /* single collision */ |
647 | u32 mulcoltx; /* multiple collision */ | |
648 | u32 latecoltxfr; /* late collision */ | |
649 | u32 frabortduecol; /* frames aborted due to transmit collision */ | |
650 | u32 frlostinmactxer; /* frames lost due to internal MAC error | |
651 | transmission that are not counted on any | |
652 | other counter */ | |
653 | u32 carriersenseertx; /* carrier sense error */ | |
654 | u32 frtxok; /* frames transmitted OK */ | |
655 | u32 txfrexcessivedefer; /* frames with defferal time greater than | |
656 | specified threshold */ | |
657 | u32 txpkts256; /* total packets (including bad) between 256 | |
658 | and 511 octets */ | |
659 | u32 txpkts512; /* total packets (including bad) between 512 | |
660 | and 1023 octets */ | |
661 | u32 txpkts1024; /* total packets (including bad) between 1024 | |
662 | and 1518 octets */ | |
663 | u32 txpktsjumbo; /* total packets (including bad) between 1024 | |
664 | and MAXLength octets */ | |
18a8e864 | 665 | } __attribute__ ((packed)); |
ce973b14 LY |
666 | |
667 | /* GETH Rx firmware statistics structure, used when calling | |
668 | UCC_GETH_GetStatistics. */ | |
18a8e864 | 669 | struct ucc_geth_rx_firmware_statistics { |
ce973b14 LY |
670 | u32 frrxfcser; /* frames with crc error */ |
671 | u32 fraligner; /* frames with alignment error */ | |
672 | u32 inrangelenrxer; /* in range length error */ | |
673 | u32 outrangelenrxer; /* out of range length error */ | |
674 | u32 frtoolong; /* frame too long */ | |
675 | u32 runt; /* runt */ | |
676 | u32 verylongevent; /* very long event */ | |
677 | u32 symbolerror; /* symbol error */ | |
678 | u32 dropbsy; /* drop because of BD not ready */ | |
679 | u8 res0[0x8]; | |
680 | u32 mismatchdrop; /* drop because of MAC filtering (e.g. address | |
681 | or type mismatch) */ | |
682 | u32 underpkts; /* total frames less than 64 octets */ | |
683 | u32 pkts256; /* total frames (including bad) between 256 and | |
684 | 511 octets */ | |
685 | u32 pkts512; /* total frames (including bad) between 512 and | |
686 | 1023 octets */ | |
687 | u32 pkts1024; /* total frames (including bad) between 1024 | |
688 | and 1518 octets */ | |
689 | u32 pktsjumbo; /* total frames (including bad) between 1024 | |
690 | and MAXLength octets */ | |
691 | u32 frlossinmacer; /* frames lost because of internal MAC error | |
692 | that is not counted in any other counter */ | |
693 | u32 pausefr; /* pause frames */ | |
694 | u8 res1[0x4]; | |
695 | u32 removevlan; /* total frames that had their VLAN tag removed | |
696 | */ | |
697 | u32 replacevlan; /* total frames that had their VLAN tag | |
698 | replaced */ | |
699 | u32 insertvlan; /* total frames that had their VLAN tag | |
700 | inserted */ | |
18a8e864 | 701 | } __attribute__ ((packed)); |
ce973b14 LY |
702 | |
703 | /* GETH hardware statistics structure, used when calling | |
704 | UCC_GETH_GetStatistics. */ | |
18a8e864 | 705 | struct ucc_geth_hardware_statistics { |
ce973b14 LY |
706 | u32 tx64; /* Total number of frames (including bad |
707 | frames) transmitted that were exactly of the | |
708 | minimal length (64 for un tagged, 68 for | |
709 | tagged, or with length exactly equal to the | |
710 | parameter MINLength */ | |
711 | u32 tx127; /* Total number of frames (including bad | |
712 | frames) transmitted that were between | |
713 | MINLength (Including FCS length==4) and 127 | |
714 | octets */ | |
715 | u32 tx255; /* Total number of frames (including bad | |
716 | frames) transmitted that were between 128 | |
717 | (Including FCS length==4) and 255 octets */ | |
718 | u32 rx64; /* Total number of frames received including | |
719 | bad frames that were exactly of the mninimal | |
720 | length (64 bytes) */ | |
721 | u32 rx127; /* Total number of frames (including bad | |
722 | frames) received that were between MINLength | |
723 | (Including FCS length==4) and 127 octets */ | |
724 | u32 rx255; /* Total number of frames (including bad | |
725 | frames) received that were between 128 | |
726 | (Including FCS length==4) and 255 octets */ | |
727 | u32 txok; /* Total number of octets residing in frames | |
728 | that where involved in succesfull | |
729 | transmission */ | |
730 | u16 txcf; /* Total number of PAUSE control frames | |
731 | transmitted by this MAC */ | |
732 | u32 tmca; /* Total number of frames that were transmitted | |
733 | succesfully with the group address bit set | |
734 | that are not broadcast frames */ | |
735 | u32 tbca; /* Total number of frames transmitted | |
736 | succesfully that had destination address | |
737 | field equal to the broadcast address */ | |
738 | u32 rxfok; /* Total number of frames received OK */ | |
739 | u32 rxbok; /* Total number of octets received OK */ | |
740 | u32 rbyt; /* Total number of octets received including | |
741 | octets in bad frames. Must be implemented in | |
742 | HW because it includes octets in frames that | |
743 | never even reach the UCC */ | |
744 | u32 rmca; /* Total number of frames that were received | |
745 | succesfully with the group address bit set | |
746 | that are not broadcast frames */ | |
747 | u32 rbca; /* Total number of frames received succesfully | |
748 | that had destination address equal to the | |
749 | broadcast address */ | |
18a8e864 | 750 | } __attribute__ ((packed)); |
ce973b14 LY |
751 | |
752 | /* UCC GETH Tx errors returned via TxConf callback */ | |
753 | #define TX_ERRORS_DEF 0x0200 | |
754 | #define TX_ERRORS_EXDEF 0x0100 | |
755 | #define TX_ERRORS_LC 0x0080 | |
756 | #define TX_ERRORS_RL 0x0040 | |
757 | #define TX_ERRORS_RC_MASK 0x003C | |
758 | #define TX_ERRORS_RC_SHIFT 2 | |
759 | #define TX_ERRORS_UN 0x0002 | |
760 | #define TX_ERRORS_CSL 0x0001 | |
761 | ||
762 | /* UCC GETH Rx errors returned via RxStore callback */ | |
763 | #define RX_ERRORS_CMR 0x0200 | |
764 | #define RX_ERRORS_M 0x0100 | |
765 | #define RX_ERRORS_BC 0x0080 | |
766 | #define RX_ERRORS_MC 0x0040 | |
767 | ||
768 | /* Transmit BD. These are in addition to values defined in uccf. */ | |
769 | #define T_VID 0x003c0000 /* insert VLAN id index mask. */ | |
770 | #define T_DEF (((u32) TX_ERRORS_DEF ) << 16) | |
771 | #define T_EXDEF (((u32) TX_ERRORS_EXDEF ) << 16) | |
772 | #define T_LC (((u32) TX_ERRORS_LC ) << 16) | |
773 | #define T_RL (((u32) TX_ERRORS_RL ) << 16) | |
774 | #define T_RC_MASK (((u32) TX_ERRORS_RC_MASK ) << 16) | |
775 | #define T_UN (((u32) TX_ERRORS_UN ) << 16) | |
776 | #define T_CSL (((u32) TX_ERRORS_CSL ) << 16) | |
777 | #define T_ERRORS_REPORT (T_DEF | T_EXDEF | T_LC | T_RL | T_RC_MASK \ | |
778 | | T_UN | T_CSL) /* transmit errors to report */ | |
779 | ||
780 | /* Receive BD. These are in addition to values defined in uccf. */ | |
781 | #define R_LG 0x00200000 /* Frame length violation. */ | |
782 | #define R_NO 0x00100000 /* Non-octet aligned frame. */ | |
783 | #define R_SH 0x00080000 /* Short frame. */ | |
784 | #define R_CR 0x00040000 /* CRC error. */ | |
785 | #define R_OV 0x00020000 /* Overrun. */ | |
786 | #define R_IPCH 0x00010000 /* IP checksum check failed. */ | |
787 | #define R_CMR (((u32) RX_ERRORS_CMR ) << 16) | |
788 | #define R_M (((u32) RX_ERRORS_M ) << 16) | |
789 | #define R_BC (((u32) RX_ERRORS_BC ) << 16) | |
790 | #define R_MC (((u32) RX_ERRORS_MC ) << 16) | |
791 | #define R_ERRORS_REPORT (R_CMR | R_M | R_BC | R_MC) /* receive errors to | |
792 | report */ | |
793 | #define R_ERRORS_FATAL (R_LG | R_NO | R_SH | R_CR | \ | |
794 | R_OV | R_IPCH) /* receive errors to discard */ | |
795 | ||
796 | /* Alignments */ | |
797 | #define UCC_GETH_RX_GLOBAL_PRAM_ALIGNMENT 256 | |
798 | #define UCC_GETH_TX_GLOBAL_PRAM_ALIGNMENT 128 | |
799 | #define UCC_GETH_THREAD_RX_PRAM_ALIGNMENT 128 | |
800 | #define UCC_GETH_THREAD_TX_PRAM_ALIGNMENT 64 | |
801 | #define UCC_GETH_THREAD_DATA_ALIGNMENT 256 /* spec gives values | |
802 | based on num of | |
803 | threads, but always | |
804 | using the maximum is | |
805 | easier */ | |
806 | #define UCC_GETH_SEND_QUEUE_QUEUE_DESCRIPTOR_ALIGNMENT 32 | |
807 | #define UCC_GETH_SCHEDULER_ALIGNMENT 4 /* This is a guess */ | |
808 | #define UCC_GETH_TX_STATISTICS_ALIGNMENT 4 /* This is a guess */ | |
809 | #define UCC_GETH_RX_STATISTICS_ALIGNMENT 4 /* This is a guess */ | |
7563907e | 810 | #define UCC_GETH_RX_INTERRUPT_COALESCING_ALIGNMENT 64 |
ce973b14 LY |
811 | #define UCC_GETH_RX_BD_QUEUES_ALIGNMENT 8 /* This is a guess */ |
812 | #define UCC_GETH_RX_PREFETCHED_BDS_ALIGNMENT 128 /* This is a guess */ | |
813 | #define UCC_GETH_RX_EXTENDED_FILTERING_GLOBAL_PARAMETERS_ALIGNMENT 4 /* This | |
814 | is a | |
815 | guess | |
816 | */ | |
817 | #define UCC_GETH_RX_BD_RING_ALIGNMENT 32 | |
818 | #define UCC_GETH_TX_BD_RING_ALIGNMENT 32 | |
819 | #define UCC_GETH_MRBLR_ALIGNMENT 128 | |
820 | #define UCC_GETH_RX_BD_RING_SIZE_ALIGNMENT 4 | |
821 | #define UCC_GETH_TX_BD_RING_SIZE_MEMORY_ALIGNMENT 32 | |
822 | #define UCC_GETH_RX_DATA_BUF_ALIGNMENT 64 | |
823 | ||
824 | #define UCC_GETH_TAD_EF 0x80 | |
825 | #define UCC_GETH_TAD_V 0x40 | |
826 | #define UCC_GETH_TAD_REJ 0x20 | |
827 | #define UCC_GETH_TAD_VTAG_OP_RIGHT_SHIFT 2 | |
828 | #define UCC_GETH_TAD_VTAG_OP_SHIFT 6 | |
829 | #define UCC_GETH_TAD_V_NON_VTAG_OP 0x20 | |
830 | #define UCC_GETH_TAD_RQOS_SHIFT 0 | |
831 | #define UCC_GETH_TAD_V_PRIORITY_SHIFT 5 | |
832 | #define UCC_GETH_TAD_CFI 0x10 | |
833 | ||
834 | #define UCC_GETH_VLAN_PRIORITY_MAX 8 | |
835 | #define UCC_GETH_IP_PRIORITY_MAX 64 | |
836 | #define UCC_GETH_TX_VTAG_TABLE_ENTRY_MAX 8 | |
837 | #define UCC_GETH_RX_BD_RING_SIZE_MIN 8 | |
838 | #define UCC_GETH_TX_BD_RING_SIZE_MIN 2 | |
ac421852 | 839 | #define UCC_GETH_BD_RING_SIZE_MAX 0xffff |
ce973b14 LY |
840 | |
841 | #define UCC_GETH_SIZE_OF_BD QE_SIZEOF_BD | |
842 | ||
843 | /* Driver definitions */ | |
844 | #define TX_BD_RING_LEN 0x10 | |
845 | #define RX_BD_RING_LEN 0x10 | |
846 | #define UCC_GETH_DEV_WEIGHT TX_BD_RING_LEN | |
847 | ||
848 | #define TX_RING_MOD_MASK(size) (size-1) | |
849 | #define RX_RING_MOD_MASK(size) (size-1) | |
850 | ||
851 | #define ENET_NUM_OCTETS_PER_ADDRESS 6 | |
852 | #define ENET_GROUP_ADDR 0x01 /* Group address mask | |
853 | for ethernet | |
854 | addresses */ | |
855 | ||
856 | #define TX_TIMEOUT (1*HZ) | |
857 | #define SKB_ALLOC_TIMEOUT 100000 | |
858 | #define PHY_INIT_TIMEOUT 100000 | |
859 | #define PHY_CHANGE_TIME 2 | |
860 | ||
861 | /* Fast Ethernet (10/100 Mbps) */ | |
862 | #define UCC_GETH_URFS_INIT 512 /* Rx virtual FIFO size | |
863 | */ | |
864 | #define UCC_GETH_URFET_INIT 256 /* 1/2 urfs */ | |
865 | #define UCC_GETH_URFSET_INIT 384 /* 3/4 urfs */ | |
866 | #define UCC_GETH_UTFS_INIT 512 /* Tx virtual FIFO size | |
867 | */ | |
868 | #define UCC_GETH_UTFET_INIT 256 /* 1/2 utfs */ | |
869 | #define UCC_GETH_UTFTT_INIT 128 | |
870 | /* Gigabit Ethernet (1000 Mbps) */ | |
871 | #define UCC_GETH_URFS_GIGA_INIT 4096/*2048*/ /* Rx virtual | |
872 | FIFO size */ | |
873 | #define UCC_GETH_URFET_GIGA_INIT 2048/*1024*/ /* 1/2 urfs */ | |
874 | #define UCC_GETH_URFSET_GIGA_INIT 3072/*1536*/ /* 3/4 urfs */ | |
875 | #define UCC_GETH_UTFS_GIGA_INIT 8192/*2048*/ /* Tx virtual | |
876 | FIFO size */ | |
877 | #define UCC_GETH_UTFET_GIGA_INIT 4096/*1024*/ /* 1/2 utfs */ | |
878 | #define UCC_GETH_UTFTT_GIGA_INIT 0x400/*0x40*/ /* */ | |
879 | ||
880 | #define UCC_GETH_REMODER_INIT 0 /* bits that must be | |
881 | set */ | |
882 | #define UCC_GETH_TEMODER_INIT 0xC000 /* bits that must */ | |
3bc53427 TT |
883 | |
884 | /* Initial value for UPSMR */ | |
885 | #define UCC_GETH_UPSMR_INIT UCC_GETH_UPSMR_RES1 | |
886 | ||
ce973b14 LY |
887 | #define UCC_GETH_MACCFG1_INIT 0 |
888 | #define UCC_GETH_MACCFG2_INIT (MACCFG2_RESERVED_1) | |
ce973b14 LY |
889 | |
890 | /* Ethernet Address Type. */ | |
18a8e864 | 891 | enum enet_addr_type { |
ce973b14 LY |
892 | ENET_ADDR_TYPE_INDIVIDUAL, |
893 | ENET_ADDR_TYPE_GROUP, | |
894 | ENET_ADDR_TYPE_BROADCAST | |
18a8e864 | 895 | }; |
ce973b14 | 896 | |
ce973b14 | 897 | /* UCC GETH 82xx Ethernet Address Recognition Location */ |
18a8e864 | 898 | enum ucc_geth_enet_address_recognition_location { |
ce973b14 LY |
899 | UCC_GETH_ENET_ADDRESS_RECOGNITION_LOCATION_STATION_ADDRESS,/* station |
900 | address */ | |
901 | UCC_GETH_ENET_ADDRESS_RECOGNITION_LOCATION_PADDR_FIRST, /* additional | |
902 | station | |
903 | address | |
904 | paddr1 */ | |
905 | UCC_GETH_ENET_ADDRESS_RECOGNITION_LOCATION_PADDR2, /* additional | |
906 | station | |
907 | address | |
908 | paddr2 */ | |
909 | UCC_GETH_ENET_ADDRESS_RECOGNITION_LOCATION_PADDR3, /* additional | |
910 | station | |
911 | address | |
912 | paddr3 */ | |
913 | UCC_GETH_ENET_ADDRESS_RECOGNITION_LOCATION_PADDR_LAST, /* additional | |
914 | station | |
915 | address | |
916 | paddr4 */ | |
917 | UCC_GETH_ENET_ADDRESS_RECOGNITION_LOCATION_GROUP_HASH, /* group hash */ | |
918 | UCC_GETH_ENET_ADDRESS_RECOGNITION_LOCATION_INDIVIDUAL_HASH /* individual | |
919 | hash */ | |
18a8e864 | 920 | }; |
ce973b14 LY |
921 | |
922 | /* UCC GETH vlan operation tagged */ | |
18a8e864 | 923 | enum ucc_geth_vlan_operation_tagged { |
ce973b14 LY |
924 | UCC_GETH_VLAN_OPERATION_TAGGED_NOP = 0x0, /* Tagged - nop */ |
925 | UCC_GETH_VLAN_OPERATION_TAGGED_REPLACE_VID_PORTION_OF_Q_TAG | |
926 | = 0x1, /* Tagged - replace vid portion of q tag */ | |
927 | UCC_GETH_VLAN_OPERATION_TAGGED_IF_VID0_REPLACE_VID_WITH_DEFAULT_VALUE | |
928 | = 0x2, /* Tagged - if vid0 replace vid with default value */ | |
929 | UCC_GETH_VLAN_OPERATION_TAGGED_EXTRACT_Q_TAG_FROM_FRAME | |
930 | = 0x3 /* Tagged - extract q tag from frame */ | |
18a8e864 | 931 | }; |
ce973b14 LY |
932 | |
933 | /* UCC GETH vlan operation non-tagged */ | |
18a8e864 | 934 | enum ucc_geth_vlan_operation_non_tagged { |
ce973b14 LY |
935 | UCC_GETH_VLAN_OPERATION_NON_TAGGED_NOP = 0x0, /* Non tagged - nop */ |
936 | UCC_GETH_VLAN_OPERATION_NON_TAGGED_Q_TAG_INSERT = 0x1 /* Non tagged - | |
937 | q tag insert | |
938 | */ | |
18a8e864 | 939 | }; |
ce973b14 LY |
940 | |
941 | /* UCC GETH Rx Quality of Service Mode */ | |
18a8e864 | 942 | enum ucc_geth_qos_mode { |
ce973b14 LY |
943 | UCC_GETH_QOS_MODE_DEFAULT = 0x0, /* default queue */ |
944 | UCC_GETH_QOS_MODE_QUEUE_NUM_FROM_L2_CRITERIA = 0x1, /* queue | |
945 | determined | |
946 | by L2 | |
947 | criteria */ | |
948 | UCC_GETH_QOS_MODE_QUEUE_NUM_FROM_L3_CRITERIA = 0x2 /* queue | |
949 | determined | |
950 | by L3 | |
951 | criteria */ | |
18a8e864 | 952 | }; |
ce973b14 LY |
953 | |
954 | /* UCC GETH Statistics Gathering Mode - These are bit flags, 'or' them together | |
955 | for combined functionality */ | |
18a8e864 | 956 | enum ucc_geth_statistics_gathering_mode { |
ce973b14 LY |
957 | UCC_GETH_STATISTICS_GATHERING_MODE_NONE = 0x00000000, /* No |
958 | statistics | |
959 | gathering */ | |
960 | UCC_GETH_STATISTICS_GATHERING_MODE_HARDWARE = 0x00000001,/* Enable | |
961 | hardware | |
962 | statistics | |
963 | gathering | |
964 | */ | |
965 | UCC_GETH_STATISTICS_GATHERING_MODE_FIRMWARE_TX = 0x00000004,/*Enable | |
966 | firmware | |
967 | tx | |
968 | statistics | |
969 | gathering | |
970 | */ | |
971 | UCC_GETH_STATISTICS_GATHERING_MODE_FIRMWARE_RX = 0x00000008/* Enable | |
972 | firmware | |
973 | rx | |
974 | statistics | |
975 | gathering | |
976 | */ | |
18a8e864 | 977 | }; |
ce973b14 LY |
978 | |
979 | /* UCC GETH Pad and CRC Mode - Note, Padding without CRC is not possible */ | |
18a8e864 | 980 | enum ucc_geth_maccfg2_pad_and_crc_mode { |
ce973b14 LY |
981 | UCC_GETH_PAD_AND_CRC_MODE_NONE |
982 | = MACCFG2_PAD_AND_CRC_MODE_NONE, /* Neither Padding | |
983 | short frames | |
984 | nor CRC */ | |
985 | UCC_GETH_PAD_AND_CRC_MODE_CRC_ONLY | |
986 | = MACCFG2_PAD_AND_CRC_MODE_CRC_ONLY, /* Append | |
987 | CRC only */ | |
988 | UCC_GETH_PAD_AND_CRC_MODE_PAD_AND_CRC = | |
989 | MACCFG2_PAD_AND_CRC_MODE_PAD_AND_CRC | |
18a8e864 | 990 | }; |
ce973b14 LY |
991 | |
992 | /* UCC GETH upsmr Flow Control Mode */ | |
18a8e864 | 993 | enum ucc_geth_flow_control_mode { |
ce973b14 LY |
994 | UPSMR_AUTOMATIC_FLOW_CONTROL_MODE_NONE = 0x00000000, /* No automatic |
995 | flow control | |
996 | */ | |
997 | UPSMR_AUTOMATIC_FLOW_CONTROL_MODE_PAUSE_WHEN_EMERGENCY | |
998 | = 0x00004000 /* Send pause frame when RxFIFO reaches its | |
999 | emergency threshold */ | |
18a8e864 | 1000 | }; |
ce973b14 LY |
1001 | |
1002 | /* UCC GETH number of threads */ | |
18a8e864 | 1003 | enum ucc_geth_num_of_threads { |
ce973b14 LY |
1004 | UCC_GETH_NUM_OF_THREADS_1 = 0x1, /* 1 */ |
1005 | UCC_GETH_NUM_OF_THREADS_2 = 0x2, /* 2 */ | |
1006 | UCC_GETH_NUM_OF_THREADS_4 = 0x0, /* 4 */ | |
1007 | UCC_GETH_NUM_OF_THREADS_6 = 0x3, /* 6 */ | |
1008 | UCC_GETH_NUM_OF_THREADS_8 = 0x4 /* 8 */ | |
18a8e864 | 1009 | }; |
ce973b14 LY |
1010 | |
1011 | /* UCC GETH number of station addresses */ | |
18a8e864 | 1012 | enum ucc_geth_num_of_station_addresses { |
ce973b14 LY |
1013 | UCC_GETH_NUM_OF_STATION_ADDRESSES_1, /* 1 */ |
1014 | UCC_GETH_NUM_OF_STATION_ADDRESSES_5 /* 5 */ | |
18a8e864 | 1015 | }; |
ce973b14 LY |
1016 | |
1017 | /* UCC GETH 82xx Ethernet Address Container */ | |
18a8e864 LY |
1018 | struct enet_addr_container { |
1019 | u8 address[ENET_NUM_OCTETS_PER_ADDRESS]; /* ethernet address */ | |
1020 | enum ucc_geth_enet_address_recognition_location location; /* location in | |
ce973b14 LY |
1021 | 82xx address |
1022 | recognition | |
1023 | hardware */ | |
1024 | struct list_head node; | |
18a8e864 | 1025 | }; |
ce973b14 | 1026 | |
18a8e864 | 1027 | #define ENET_ADDR_CONT_ENTRY(ptr) list_entry(ptr, struct enet_addr_container, node) |
ce973b14 LY |
1028 | |
1029 | /* UCC GETH Termination Action Descriptor (TAD) structure. */ | |
18a8e864 | 1030 | struct ucc_geth_tad_params { |
ce973b14 LY |
1031 | int rx_non_dynamic_extended_features_mode; |
1032 | int reject_frame; | |
18a8e864 LY |
1033 | enum ucc_geth_vlan_operation_tagged vtag_op; |
1034 | enum ucc_geth_vlan_operation_non_tagged vnontag_op; | |
1035 | enum ucc_geth_qos_mode rqos; | |
ce973b14 LY |
1036 | u8 vpri; |
1037 | u16 vid; | |
18a8e864 | 1038 | }; |
ce973b14 LY |
1039 | |
1040 | /* GETH protocol initialization structure */ | |
18a8e864 LY |
1041 | struct ucc_geth_info { |
1042 | struct ucc_fast_info uf_info; | |
ce973b14 LY |
1043 | u8 numQueuesTx; |
1044 | u8 numQueuesRx; | |
1045 | int ipCheckSumCheck; | |
1046 | int ipCheckSumGenerate; | |
1047 | int rxExtendedFiltering; | |
1048 | u32 extendedFilteringChainPointer; | |
1049 | u16 typeorlen; | |
1050 | int dynamicMaxFrameLength; | |
1051 | int dynamicMinFrameLength; | |
1052 | u8 nonBackToBackIfgPart1; | |
1053 | u8 nonBackToBackIfgPart2; | |
1054 | u8 miminumInterFrameGapEnforcement; | |
1055 | u8 backToBackInterFrameGap; | |
1056 | int ipAddressAlignment; | |
1057 | int lengthCheckRx; | |
1058 | u32 mblinterval; | |
1059 | u16 nortsrbytetime; | |
1060 | u8 fracsiz; | |
1061 | u8 strictpriorityq; | |
1062 | u8 txasap; | |
1063 | u8 extrabw; | |
1064 | int miiPreambleSupress; | |
1065 | u8 altBebTruncation; | |
1066 | int altBeb; | |
1067 | int backPressureNoBackoff; | |
1068 | int noBackoff; | |
1069 | int excessDefer; | |
1070 | u8 maxRetransmission; | |
1071 | u8 collisionWindow; | |
1072 | int pro; | |
1073 | int cap; | |
1074 | int rsh; | |
1075 | int rlpb; | |
1076 | int cam; | |
1077 | int bro; | |
1078 | int ecm; | |
1079 | int receiveFlowControl; | |
ac421852 | 1080 | int transmitFlowControl; |
ce973b14 LY |
1081 | u8 maxGroupAddrInHash; |
1082 | u8 maxIndAddrInHash; | |
1083 | u8 prel; | |
1084 | u16 maxFrameLength; | |
1085 | u16 minFrameLength; | |
1086 | u16 maxD1Length; | |
1087 | u16 maxD2Length; | |
1088 | u16 vlantype; | |
1089 | u16 vlantci; | |
1090 | u32 ecamptr; | |
1091 | u32 eventRegMask; | |
1092 | u16 pausePeriod; | |
1093 | u16 extensionField; | |
1094 | u8 phy_address; | |
9d9326d3 | 1095 | char mdio_bus[MII_BUS_ID_SIZE]; |
ce973b14 LY |
1096 | u8 weightfactor[NUM_TX_QUEUES]; |
1097 | u8 interruptcoalescingmaxvalue[NUM_RX_QUEUES]; | |
1098 | u8 l2qt[UCC_GETH_VLAN_PRIORITY_MAX]; | |
1099 | u8 l3qt[UCC_GETH_IP_PRIORITY_MAX]; | |
1100 | u32 vtagtable[UCC_GETH_TX_VTAG_TABLE_ENTRY_MAX]; | |
1101 | u8 iphoffset[TX_IP_OFFSET_ENTRY_MAX]; | |
1102 | u16 bdRingLenTx[NUM_TX_QUEUES]; | |
1103 | u16 bdRingLenRx[NUM_RX_QUEUES]; | |
18a8e864 LY |
1104 | enum ucc_geth_num_of_station_addresses numStationAddresses; |
1105 | enum qe_fltr_largest_external_tbl_lookup_key_size | |
ce973b14 | 1106 | largestexternallookupkeysize; |
18a8e864 LY |
1107 | enum ucc_geth_statistics_gathering_mode statisticsMode; |
1108 | enum ucc_geth_vlan_operation_tagged vlanOperationTagged; | |
1109 | enum ucc_geth_vlan_operation_non_tagged vlanOperationNonTagged; | |
1110 | enum ucc_geth_qos_mode rxQoSMode; | |
1111 | enum ucc_geth_flow_control_mode aufc; | |
1112 | enum ucc_geth_maccfg2_pad_and_crc_mode padAndCrc; | |
1113 | enum ucc_geth_num_of_threads numThreadsTx; | |
1114 | enum ucc_geth_num_of_threads numThreadsRx; | |
1115 | enum qe_risc_allocation riscTx; | |
1116 | enum qe_risc_allocation riscRx; | |
1117 | }; | |
ce973b14 LY |
1118 | |
1119 | /* structure representing UCC GETH */ | |
18a8e864 LY |
1120 | struct ucc_geth_private { |
1121 | struct ucc_geth_info *ug_info; | |
1122 | struct ucc_fast_private *uccf; | |
ce973b14 | 1123 | struct net_device *dev; |
bea3348e | 1124 | struct napi_struct napi; |
1762a29a | 1125 | struct work_struct timeout_work; |
6fee40e9 | 1126 | struct ucc_geth __iomem *ug_regs; |
18a8e864 | 1127 | struct ucc_geth_init_pram *p_init_enet_param_shadow; |
6fee40e9 | 1128 | struct ucc_geth_exf_global_pram __iomem *p_exf_glbl_param; |
ce973b14 | 1129 | u32 exf_glbl_param_offset; |
6fee40e9 | 1130 | struct ucc_geth_rx_global_pram __iomem *p_rx_glbl_pram; |
ce973b14 | 1131 | u32 rx_glbl_pram_offset; |
6fee40e9 | 1132 | struct ucc_geth_tx_global_pram __iomem *p_tx_glbl_pram; |
ce973b14 | 1133 | u32 tx_glbl_pram_offset; |
6fee40e9 | 1134 | struct ucc_geth_send_queue_mem_region __iomem *p_send_q_mem_reg; |
ce973b14 | 1135 | u32 send_q_mem_reg_offset; |
6fee40e9 | 1136 | struct ucc_geth_thread_data_tx __iomem *p_thread_data_tx; |
ce973b14 | 1137 | u32 thread_dat_tx_offset; |
6fee40e9 | 1138 | struct ucc_geth_thread_data_rx __iomem *p_thread_data_rx; |
ce973b14 | 1139 | u32 thread_dat_rx_offset; |
6fee40e9 | 1140 | struct ucc_geth_scheduler __iomem *p_scheduler; |
ce973b14 | 1141 | u32 scheduler_offset; |
6fee40e9 | 1142 | struct ucc_geth_tx_firmware_statistics_pram __iomem *p_tx_fw_statistics_pram; |
ce973b14 | 1143 | u32 tx_fw_statistics_pram_offset; |
6fee40e9 | 1144 | struct ucc_geth_rx_firmware_statistics_pram __iomem *p_rx_fw_statistics_pram; |
ce973b14 | 1145 | u32 rx_fw_statistics_pram_offset; |
6fee40e9 | 1146 | struct ucc_geth_rx_interrupt_coalescing_table __iomem *p_rx_irq_coalescing_tbl; |
ce973b14 | 1147 | u32 rx_irq_coalescing_tbl_offset; |
6fee40e9 | 1148 | struct ucc_geth_rx_bd_queues_entry __iomem *p_rx_bd_qs_tbl; |
ce973b14 | 1149 | u32 rx_bd_qs_tbl_offset; |
6fee40e9 | 1150 | u8 __iomem *p_tx_bd_ring[NUM_TX_QUEUES]; |
ce973b14 | 1151 | u32 tx_bd_ring_offset[NUM_TX_QUEUES]; |
6fee40e9 | 1152 | u8 __iomem *p_rx_bd_ring[NUM_RX_QUEUES]; |
ce973b14 | 1153 | u32 rx_bd_ring_offset[NUM_RX_QUEUES]; |
6fee40e9 AF |
1154 | u8 __iomem *confBd[NUM_TX_QUEUES]; |
1155 | u8 __iomem *txBd[NUM_TX_QUEUES]; | |
1156 | u8 __iomem *rxBd[NUM_RX_QUEUES]; | |
ce973b14 LY |
1157 | int badFrame[NUM_RX_QUEUES]; |
1158 | u16 cpucount[NUM_TX_QUEUES]; | |
6fee40e9 | 1159 | u16 __iomem *p_cpucount[NUM_TX_QUEUES]; |
ce973b14 | 1160 | int indAddrRegUsed[NUM_OF_PADDRS]; |
18a8e864 | 1161 | u8 paddr[NUM_OF_PADDRS][ENET_NUM_OCTETS_PER_ADDRESS]; /* ethernet address */ |
ce973b14 LY |
1162 | u8 numGroupAddrInHash; |
1163 | u8 numIndAddrInHash; | |
1164 | u8 numIndAddrInReg; | |
1165 | int rx_extended_features; | |
1166 | int rx_non_dynamic_extended_features; | |
1167 | struct list_head conf_skbs; | |
1168 | struct list_head group_hash_q; | |
1169 | struct list_head ind_hash_q; | |
1170 | u32 saved_uccm; | |
1171 | spinlock_t lock; | |
1172 | /* pointers to arrays of skbuffs for tx and rx */ | |
1173 | struct sk_buff **tx_skbuff[NUM_TX_QUEUES]; | |
1174 | struct sk_buff **rx_skbuff[NUM_RX_QUEUES]; | |
1175 | /* indices pointing to the next free sbk in skb arrays */ | |
1176 | u16 skb_curtx[NUM_TX_QUEUES]; | |
1177 | u16 skb_currx[NUM_RX_QUEUES]; | |
1178 | /* index of the first skb which hasn't been transmitted yet. */ | |
1179 | u16 skb_dirtytx[NUM_TX_QUEUES]; | |
1180 | ||
ce973b14 | 1181 | struct ugeth_mii_info *mii_info; |
728de4c9 KP |
1182 | struct phy_device *phydev; |
1183 | phy_interface_t phy_interface; | |
1184 | int max_speed; | |
1185 | uint32_t msg_enable; | |
ce973b14 LY |
1186 | int oldspeed; |
1187 | int oldduplex; | |
1188 | int oldlink; | |
b1c4a9dd HW |
1189 | |
1190 | struct device_node *node; | |
18a8e864 | 1191 | }; |
ce973b14 | 1192 | |
6fee40e9 AF |
1193 | void uec_set_ethtool_ops(struct net_device *netdev); |
1194 | int init_flow_control_params(u32 automatic_flow_control_mode, | |
1195 | int rx_flow_control_enable, int tx_flow_control_enable, | |
1196 | u16 pause_period, u16 extension_field, | |
1197 | u32 __iomem *upsmr_register, u32 __iomem *uempr_register, | |
1198 | u32 __iomem *maccfg1_register); | |
1199 | ||
1200 | ||
ce973b14 | 1201 | #endif /* __UCC_GETH_H__ */ |