1 /*----------------------------------------------------------------------------+
3 | This source code has been made available to you by IBM on an AS-IS
4 | basis. Anyone receiving this source is licensed under IBM
5 | copyrights to use it in any way he or she deems fit, including
6 | copying it, modifying it, compiling it, and redistributing it either
7 | with or without modifications. No license under IBM patents or
8 | patent applications is to be implied by the copyright license.
10 | Any user of this software should understand that IBM cannot provide
11 | technical support for this software and will not be responsible for
12 | any consequences resulting from the use of this software.
14 | Any person who transfers this source code or any derivative work
15 | must include the IBM copyright notice, this paragraph, and the
16 | preceding two paragraphs in the transferred software.
18 | COPYRIGHT I B M CORPORATION 1999
19 | LICENSED MATERIAL - PROGRAM PROPERTY OF I B M
20 +----------------------------------------------------------------------------*/
21 /*----------------------------------------------------------------------------+
23 | File Name: enetemac.h
25 | Function: Header file for the EMAC3 macro on the 405GP.
31 | Date Description of Change BY
32 | --------- --------------------- ---
33 | 29-Apr-99 Created MKW
35 +----------------------------------------------------------------------------*/
36 /*----------------------------------------------------------------------------+
37 | 19-Nov-03 Travis Sawyer, Sandburst Corporation, tsawyer@sandburst.com
38 | ported to handle 440GP and 440GX multiple EMACs
39 +----------------------------------------------------------------------------*/
41 #ifndef _PPC4XX_ENET_H_
42 #define _PPC4XX_ENET_H_
48 /*-----------------------------------------------------------------------------+
49 | General enternet defines. 802 frames are not supported.
50 +-----------------------------------------------------------------------------*/
51 #define ENET_ADDR_LENGTH 6
52 #define ENET_ARPTYPE 0x806
55 #define ENET_IPTYPE 0x800
56 #define ARP_CACHE_SIZE 5
59 #define NUM_RX_BUFF PKTBUFSRX
62 unsigned char dest_addr[ENET_ADDR_LENGTH];
63 unsigned char source_addr[ENET_ADDR_LENGTH];
65 unsigned char enet_data[1];
69 unsigned long inet_address;
70 unsigned char mac_address[ENET_ADDR_LENGTH];
78 #define MAX_ERR_LOG 10
80 typedef struct emac_stats_st{ /* Statistic Block */
89 short tx_err_log[MAX_ERR_LOG];
90 short rx_err_log[MAX_ERR_LOG];
91 } EMAC_STATS_ST, *EMAC_STATS_PST;
93 /* Structure containing variables used by the shared code (4xx_enet.c) */
94 typedef struct emac_4xx_hw_st {
95 uint32_t hw_addr; /* EMAC offset */
96 uint32_t tah_addr; /* TAH offset */
101 uint32_t autoneg_failed;
103 volatile mal_desc_t *tx;
104 volatile mal_desc_t *rx;
105 bd_t *bis; /* for eth_init upon mal error */
106 mal_desc_t *alloc_tx_buf;
107 mal_desc_t *alloc_rx_buf;
111 int tbi_compatibility_en;
112 int tbi_compatibility_on;
118 int rx_slot; /* MAL Receive Slot */
119 int rx_i_index; /* Receive Interrupt Queue Index */
120 int rx_u_index; /* Receive User Queue Index */
121 int tx_slot; /* MAL Transmit Slot */
122 int tx_i_index; /* Transmit Interrupt Queue Index */
123 int tx_u_index; /* Transmit User Queue Index */
124 int rx_ready[NUM_RX_BUFF]; /* Receive Ready Queue */
125 int tx_run[NUM_TX_BUFF]; /* Transmit Running Queue */
126 int is_receiving; /* sync with eth interrupt */
127 int print_speed; /* print speed message upon start */
129 } EMAC_4XX_HW_ST, *EMAC_4XX_HW_PST;
132 #if defined(CONFIG_440GX)
133 #define EMAC_NUM_DEV 4
134 #elif (defined(CONFIG_440) || defined(CONFIG_405EP)) && defined(CONFIG_NET_MULTI)
135 #define EMAC_NUM_DEV 2
137 #define EMAC_NUM_DEV 1
141 /*ZMII Bridge Register addresses */
142 #if defined(CONFIG_440EP) || defined(CONFIG_440GR)
143 #define ZMII_BASE (CFG_PERIPHERAL_BASE + 0x0D00)
145 #define ZMII_BASE (CFG_PERIPHERAL_BASE + 0x0780)
147 #define ZMII_FER (ZMII_BASE)
148 #define ZMII_SSR (ZMII_BASE + 4)
149 #define ZMII_SMIISR (ZMII_BASE + 8)
151 #define ZMII_RMII 0x22000000
152 #define ZMII_MDI0 0x80000000
154 /* ZMII FER Register Bit Definitions */
155 #define ZMII_FER_MDI (0x8)
156 #define ZMII_FER_SMII (0x4)
157 #define ZMII_FER_RMII (0x2)
158 #define ZMII_FER_MII (0x1)
160 #define ZMII_FER_RSVD11 (0x00200000)
161 #define ZMII_FER_RSVD10 (0x00100000)
162 #define ZMII_FER_RSVD14_31 (0x0003FFFF)
164 #define ZMII_FER_V(__x) (((3 - __x) * 4) + 16)
167 /* ZMII Speed Selection Register Bit Definitions */
168 #define ZMII_SSR_SCI (0x4)
169 #define ZMII_SSR_FSS (0x2)
170 #define ZMII_SSR_SP (0x1)
171 #define ZMII_SSR_RSVD16_31 (0x0000FFFF)
173 #define ZMII_SSR_V(__x) (((3 - __x) * 4) + 16)
176 /* ZMII SMII Status Register Bit Definitions */
177 #define ZMII_SMIISR_E1 (0x80)
178 #define ZMII_SMIISR_EC (0x40)
179 #define ZMII_SMIISR_EN (0x20)
180 #define ZMII_SMIISR_EJ (0x10)
181 #define ZMII_SMIISR_EL (0x08)
182 #define ZMII_SMIISR_ED (0x04)
183 #define ZMII_SMIISR_ES (0x02)
184 #define ZMII_SMIISR_EF (0x01)
186 #define ZMII_SMIISR_V(__x) ((3 - __x) * 8)
188 /* RGMII Register Addresses */
189 #define RGMII_BASE (CFG_PERIPHERAL_BASE + 0x0790)
190 #define RGMII_FER (RGMII_BASE + 0x00)
191 #define RGMII_SSR (RGMII_BASE + 0x04)
193 /* RGMII Function Enable (FER) Register Bit Definitions */
194 /* Note: for EMAC 2 and 3 only, 440GX only */
195 #define RGMII_FER_DIS (0x00)
196 #define RGMII_FER_RTBI (0x04)
197 #define RGMII_FER_RGMII (0x05)
198 #define RGMII_FER_TBI (0x06)
199 #define RGMII_FER_GMII (0x07)
201 #define RGMII_FER_V(__x) ((__x - 2) * 4)
203 /* RGMII Speed Selection Register Bit Definitions */
204 #define RGMII_SSR_SP_10MBPS (0x00)
205 #define RGMII_SSR_SP_100MBPS (0x02)
206 #define RGMII_SSR_SP_1000MBPS (0x04)
208 #define RGMII_SSR_V(__x) ((__x -2) * 8)
211 /*---------------------------------------------------------------------------+
212 | TCP/IP Acceleration Hardware (TAH) 440GX Only
213 +---------------------------------------------------------------------------*/
214 #if defined(CONFIG_440GX)
215 #define TAH_BASE (CFG_PERIPHERAL_BASE + 0x0B50)
216 #define TAH_REVID (TAH_BASE + 0x0) /* Revision ID (RO)*/
217 #define TAH_MR (TAH_BASE + 0x10) /* Mode Register (R/W) */
218 #define TAH_SSR0 (TAH_BASE + 0x14) /* Segment Size Reg 0 (R/W) */
219 #define TAH_SSR1 (TAH_BASE + 0x18) /* Segment Size Reg 1 (R/W) */
220 #define TAH_SSR2 (TAH_BASE + 0x1C) /* Segment Size Reg 2 (R/W) */
221 #define TAH_SSR3 (TAH_BASE + 0x20) /* Segment Size Reg 3 (R/W) */
222 #define TAH_SSR4 (TAH_BASE + 0x24) /* Segment Size Reg 4 (R/W) */
223 #define TAH_SSR5 (TAH_BASE + 0x28) /* Segment Size Reg 5 (R/W) */
224 #define TAH_TSR (TAH_BASE + 0x2C) /* Transmit Status Register (RO) */
227 #define TAH_REV_RN_M (0x000FFF00) /* Revision Number */
228 #define TAH_REV_BN_M (0x000000FF) /* Branch Revision Number */
230 #define TAH_REV_RN_V (8)
231 #define TAH_REV_BN_V (0)
233 /* TAH Mode Register */
234 #define TAH_MR_CVR (0x80000000) /* Checksum verification on RX */
235 #define TAH_MR_SR (0x40000000) /* Software reset */
236 #define TAH_MR_ST (0x3F000000) /* Send Threshold */
237 #define TAH_MR_TFS (0x00E00000) /* Transmit FIFO size */
238 #define TAH_MR_DTFP (0x00100000) /* Disable TX FIFO parity */
239 #define TAH_MR_DIG (0x00080000) /* Disable interrupt generation */
240 #define TAH_MR_RSVD (0x0007FFFF) /* Reserved */
242 #define TAH_MR_ST_V (20)
243 #define TAH_MR_TFS_V (17)
245 #define TAH_MR_TFS_2K (0x1) /* Transmit FIFO size 2Kbyte */
246 #define TAH_MR_TFS_4K (0x2) /* Transmit FIFO size 4Kbyte */
247 #define TAH_MR_TFS_6K (0x3) /* Transmit FIFO size 6Kbyte */
248 #define TAH_MR_TFS_8K (0x4) /* Transmit FIFO size 8Kbyte */
249 #define TAH_MR_TFS_10K (0x5) /* Transmit FIFO size 10Kbyte (max)*/
252 /* TAH Segment Size Registers 0:5 */
253 #define TAH_SSR_RSVD0 (0xC0000000) /* Reserved */
254 #define TAH_SSR_SS (0x3FFE0000) /* Segment size in multiples of 2 */
255 #define TAH_SSR_RSVD1 (0x0001FFFF) /* Reserved */
257 /* TAH Transmit Status Register */
258 #define TAH_TSR_TFTS (0x80000000) /* Transmit FIFO too small */
259 #define TAH_TSR_UH (0x40000000) /* Unrecognized header */
260 #define TAH_TSR_NIPF (0x20000000) /* Not IPv4 */
261 #define TAH_TSR_IPOP (0x10000000) /* IP option present */
262 #define TAH_TSR_NISF (0x08000000) /* No IEEE SNAP format */
263 #define TAH_TSR_ILTS (0x04000000) /* IP length too short */
264 #define TAH_TSR_IPFP (0x02000000) /* IP fragment present */
265 #define TAH_TSR_UP (0x01000000) /* Unsupported protocol */
266 #define TAH_TSR_TFP (0x00800000) /* TCP flags present */
267 #define TAH_TSR_SUDP (0x00400000) /* Segmentation for UDP */
268 #define TAH_TSR_DLM (0x00200000) /* Data length mismatch */
269 #define TAH_TSR_SIEEE (0x00100000) /* Segmentation for IEEE */
270 #define TAH_TSR_TFPE (0x00080000) /* Transmit FIFO parity error */
271 #define TAH_TSR_SSTS (0x00040000) /* Segment size too small */
272 #define TAH_TSR_RSVD (0x0003FFFF) /* Reserved */
273 #endif /* CONFIG_440GX */
276 /* Ethernet MAC Regsiter Addresses */
277 #if defined(CONFIG_440)
278 #if defined(CONFIG_440EP) || defined(CONFIG_440GR)
279 #define EMAC_BASE (CFG_PERIPHERAL_BASE + 0x0E00)
281 #define EMAC_BASE (CFG_PERIPHERAL_BASE + 0x0800)
284 #define EMAC_BASE 0xEF600800
287 #define EMAC_M0 (EMAC_BASE)
288 #define EMAC_M1 (EMAC_BASE + 4)
289 #define EMAC_TXM0 (EMAC_BASE + 8)
290 #define EMAC_TXM1 (EMAC_BASE + 12)
291 #define EMAC_RXM (EMAC_BASE + 16)
292 #define EMAC_ISR (EMAC_BASE + 20)
293 #define EMAC_IER (EMAC_BASE + 24)
294 #define EMAC_IAH (EMAC_BASE + 28)
295 #define EMAC_IAL (EMAC_BASE + 32)
296 #define EMAC_VLAN_TPID_REG (EMAC_BASE + 36)
297 #define EMAC_VLAN_TCI_REG (EMAC_BASE + 40)
298 #define EMAC_PAUSE_TIME_REG (EMAC_BASE + 44)
299 #define EMAC_IND_HASH_1 (EMAC_BASE + 48)
300 #define EMAC_IND_HASH_2 (EMAC_BASE + 52)
301 #define EMAC_IND_HASH_3 (EMAC_BASE + 56)
302 #define EMAC_IND_HASH_4 (EMAC_BASE + 60)
303 #define EMAC_GRP_HASH_1 (EMAC_BASE + 64)
304 #define EMAC_GRP_HASH_2 (EMAC_BASE + 68)
305 #define EMAC_GRP_HASH_3 (EMAC_BASE + 72)
306 #define EMAC_GRP_HASH_4 (EMAC_BASE + 76)
307 #define EMAC_LST_SRC_LOW (EMAC_BASE + 80)
308 #define EMAC_LST_SRC_HI (EMAC_BASE + 84)
309 #define EMAC_I_FRAME_GAP_REG (EMAC_BASE + 88)
310 #define EMAC_STACR (EMAC_BASE + 92)
311 #define EMAC_TRTR (EMAC_BASE + 96)
312 #define EMAC_RX_HI_LO_WMARK (EMAC_BASE + 100)
314 /* bit definitions */
316 #define EMAC_M0_RXI (0x80000000)
317 #define EMAC_M0_TXI (0x40000000)
318 #define EMAC_M0_SRST (0x20000000)
319 #define EMAC_M0_TXE (0x10000000)
320 #define EMAC_M0_RXE (0x08000000)
321 #define EMAC_M0_WKE (0x04000000)
323 /* on 440GX EMAC_MR1 has a different layout! */
324 #if defined(CONFIG_440GX)
326 #define EMAC_M1_FDE (0x80000000)
327 #define EMAC_M1_ILE (0x40000000)
328 #define EMAC_M1_VLE (0x20000000)
329 #define EMAC_M1_EIFC (0x10000000)
330 #define EMAC_M1_APP (0x08000000)
331 #define EMAC_M1_RSVD (0x06000000)
332 #define EMAC_M1_IST (0x01000000)
333 #define EMAC_M1_MF_1000MBPS (0x00800000) /* 0's for 10MBPS */
334 #define EMAC_M1_MF_100MBPS (0x00400000)
335 #define EMAC_M1_RFS_16K (0x00280000) /* ~4k for 512 byte */
336 #define EMAC_M1_RFS_8K (0x00200000) /* ~4k for 512 byte */
337 #define EMAC_M1_RFS_4K (0x00180000) /* ~4k for 512 byte */
338 #define EMAC_M1_RFS_2K (0x00100000)
339 #define EMAC_M1_RFS_1K (0x00080000)
340 #define EMAC_M1_TX_FIFO_16K (0x00050000) /* 0's for 512 byte */
341 #define EMAC_M1_TX_FIFO_8K (0x00040000)
342 #define EMAC_M1_TX_FIFO_4K (0x00030000)
343 #define EMAC_M1_TX_FIFO_2K (0x00020000)
344 #define EMAC_M1_TX_FIFO_1K (0x00010000)
345 #define EMAC_M1_TR_MULTI (0x00008000) /* 0'x for single packet */
346 #define EMAC_M1_MWSW (0x00007000)
347 #define EMAC_M1_JUMBO_ENABLE (0x00000800)
348 #define EMAC_M1_IPPA (0x000007c0)
349 #define EMAC_M1_OBCI_GT100 (0x00000020)
350 #define EMAC_M1_OBCI_100 (0x00000018)
351 #define EMAC_M1_OBCI_83 (0x00000010)
352 #define EMAC_M1_OBCI_66 (0x00000008)
353 #define EMAC_M1_RSVD1 (0x00000007)
354 #else /* defined(CONFIG_440GX) */
355 /* EMAC_MR1 is the same on 405GP, 405GPr, 405EP, 440GP, 440EP */
356 #define EMAC_M1_FDE 0x80000000
357 #define EMAC_M1_ILE 0x40000000
358 #define EMAC_M1_VLE 0x20000000
359 #define EMAC_M1_EIFC 0x10000000
360 #define EMAC_M1_APP 0x08000000
361 #define EMAC_M1_AEMI 0x02000000
362 #define EMAC_M1_IST 0x01000000
363 #define EMAC_M1_MF_1000MBPS 0x00800000 /* 0's for 10MBPS */
364 #define EMAC_M1_MF_100MBPS 0x00400000
365 #define EMAC_M1_RFS_4K 0x00300000 /* ~4k for 512 byte */
366 #define EMAC_M1_RFS_2K 0x00200000
367 #define EMAC_M1_RFS_1K 0x00100000
368 #define EMAC_M1_TX_FIFO_2K 0x00080000 /* 0's for 512 byte */
369 #define EMAC_M1_TX_FIFO_1K 0x00040000
370 #define EMAC_M1_TR0_DEPEND 0x00010000 /* 0'x for single packet */
371 #define EMAC_M1_TR0_MULTI 0x00008000
372 #define EMAC_M1_TR1_DEPEND 0x00004000
373 #define EMAC_M1_TR1_MULTI 0x00002000
374 #if defined(CONFIG_440EP) || defined(CONFIG_440GR)
375 #define EMAC_M1_JUMBO_ENABLE 0x00001000
376 #endif /* defined(CONFIG_440EP) || defined(CONFIG_440GR) */
377 #endif /* defined(CONFIG_440GX) */
379 /* Transmit Mode Register 0 */
380 #define EMAC_TXM0_GNP0 (0x80000000)
381 #define EMAC_TXM0_GNP1 (0x40000000)
382 #define EMAC_TXM0_GNPD (0x20000000)
383 #define EMAC_TXM0_FC (0x10000000)
385 /* Receive Mode Register */
386 #define EMAC_RMR_SP (0x80000000)
387 #define EMAC_RMR_SFCS (0x40000000)
388 #define EMAC_RMR_ARRP (0x20000000)
389 #define EMAC_RMR_ARP (0x10000000)
390 #define EMAC_RMR_AROP (0x08000000)
391 #define EMAC_RMR_ARPI (0x04000000)
392 #define EMAC_RMR_PPP (0x02000000)
393 #define EMAC_RMR_PME (0x01000000)
394 #define EMAC_RMR_PMME (0x00800000)
395 #define EMAC_RMR_IAE (0x00400000)
396 #define EMAC_RMR_MIAE (0x00200000)
397 #define EMAC_RMR_BAE (0x00100000)
398 #define EMAC_RMR_MAE (0x00080000)
400 /* Interrupt Status & enable Regs */
401 #define EMAC_ISR_OVR (0x02000000)
402 #define EMAC_ISR_PP (0x01000000)
403 #define EMAC_ISR_BP (0x00800000)
404 #define EMAC_ISR_RP (0x00400000)
405 #define EMAC_ISR_SE (0x00200000)
406 #define EMAC_ISR_SYE (0x00100000)
407 #define EMAC_ISR_BFCS (0x00080000)
408 #define EMAC_ISR_PTLE (0x00040000)
409 #define EMAC_ISR_ORE (0x00020000)
410 #define EMAC_ISR_IRE (0x00010000)
411 #define EMAC_ISR_DBDM (0x00000200)
412 #define EMAC_ISR_DB0 (0x00000100)
413 #define EMAC_ISR_SE0 (0x00000080)
414 #define EMAC_ISR_TE0 (0x00000040)
415 #define EMAC_ISR_DB1 (0x00000020)
416 #define EMAC_ISR_SE1 (0x00000010)
417 #define EMAC_ISR_TE1 (0x00000008)
418 #define EMAC_ISR_MOS (0x00000002)
419 #define EMAC_ISR_MOF (0x00000001)
422 /* STA CONTROL REG */
423 #define EMAC_STACR_OC (0x00008000)
424 #define EMAC_STACR_PHYE (0x00004000)
425 #define EMAC_STACR_WRITE (0x00002000)
426 #define EMAC_STACR_READ (0x00001000)
427 #define EMAC_STACR_CLK_83MHZ (0x00000800) /* 0's for 50Mhz */
428 #define EMAC_STACR_CLK_66MHZ (0x00000400)
429 #define EMAC_STACR_CLK_100MHZ (0x00000C00)
431 /* Transmit Request Threshold Register */
432 #define EMAC_TRTR_256 (0x18000000) /* 0's for 64 Bytes */
433 #define EMAC_TRTR_192 (0x10000000)
434 #define EMAC_TRTR_128 (0x01000000)
436 /* the follwing defines are for the MadMAL status and control registers. */
437 /* For bits 0..5 look at the mal.h file */
438 #define EMAC_TX_CTRL_GFCS (0x0200)
439 #define EMAC_TX_CTRL_GP (0x0100)
440 #define EMAC_TX_CTRL_ISA (0x0080)
441 #define EMAC_TX_CTRL_RSA (0x0040)
442 #define EMAC_TX_CTRL_IVT (0x0020)
443 #define EMAC_TX_CTRL_RVT (0x0010)
445 #define EMAC_TX_CTRL_DEFAULT (EMAC_TX_CTRL_GFCS |EMAC_TX_CTRL_GP)
447 #define EMAC_TX_ST_BFCS (0x0200)
448 #define EMAC_TX_ST_BPP (0x0100)
449 #define EMAC_TX_ST_LCS (0x0080)
450 #define EMAC_TX_ST_ED (0x0040)
451 #define EMAC_TX_ST_EC (0x0020)
452 #define EMAC_TX_ST_LC (0x0010)
453 #define EMAC_TX_ST_MC (0x0008)
454 #define EMAC_TX_ST_SC (0x0004)
455 #define EMAC_TX_ST_UR (0x0002)
456 #define EMAC_TX_ST_SQE (0x0001)
458 #define EMAC_TX_ST_DEFAULT (0x03F3)
461 /* madmal receive status / Control bits */
463 #define EMAC_RX_ST_OE (0x0200)
464 #define EMAC_RX_ST_PP (0x0100)
465 #define EMAC_RX_ST_BP (0x0080)
466 #define EMAC_RX_ST_RP (0x0040)
467 #define EMAC_RX_ST_SE (0x0020)
468 #define EMAC_RX_ST_AE (0x0010)
469 #define EMAC_RX_ST_BFCS (0x0008)
470 #define EMAC_RX_ST_PTL (0x0004)
471 #define EMAC_RX_ST_ORE (0x0002)
472 #define EMAC_RX_ST_IRE (0x0001)
473 /* all the errors we care about */
474 #define EMAC_RX_ERRORS (0x03FF)
476 #endif /* _PPC4XX_ENET_H_ */