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)) && \
135 defined(CONFIG_NET_MULTI) && \
136 !defined(CONFIG_440SP) && !defined(CONFIG_440SPE)
137 #define EMAC_NUM_DEV 2
139 #define EMAC_NUM_DEV 1
142 #ifdef CONFIG_IBM_EMAC4_V4 /* EMAC4 V4 changed bit setting */
143 #define EMAC_STACR_OC_MASK (0x00008000)
145 #define EMAC_STACR_OC_MASK (0x00000000)
148 #if defined(CONFIG_440SP) || defined(CONFIG_440SPE) || \
149 defined(CONFIG_440EPX) || defined(CONFIG_440GRX)
150 #define SDR0_PFC1_EM_1000 (0x00200000)
153 /*ZMII Bridge Register addresses */
154 #if defined(CONFIG_440EP) || defined(CONFIG_440GR) || \
155 defined(CONFIG_440EPX) || defined(CONFIG_440GRX)
156 #define ZMII_BASE (CFG_PERIPHERAL_BASE + 0x0D00)
158 #define ZMII_BASE (CFG_PERIPHERAL_BASE + 0x0780)
160 #define ZMII_FER (ZMII_BASE)
161 #define ZMII_SSR (ZMII_BASE + 4)
162 #define ZMII_SMIISR (ZMII_BASE + 8)
164 #define ZMII_RMII 0x22000000
165 #define ZMII_MDI0 0x80000000
167 /* ZMII FER Register Bit Definitions */
168 #define ZMII_FER_DIS (0x0)
169 #define ZMII_FER_MDI (0x8)
170 #define ZMII_FER_SMII (0x4)
171 #define ZMII_FER_RMII (0x2)
172 #define ZMII_FER_MII (0x1)
174 #define ZMII_FER_RSVD11 (0x00200000)
175 #define ZMII_FER_RSVD10 (0x00100000)
176 #define ZMII_FER_RSVD14_31 (0x0003FFFF)
178 #define ZMII_FER_V(__x) (((3 - __x) * 4) + 16)
181 /* ZMII Speed Selection Register Bit Definitions */
182 #define ZMII_SSR_SCI (0x4)
183 #define ZMII_SSR_FSS (0x2)
184 #define ZMII_SSR_SP (0x1)
185 #define ZMII_SSR_RSVD16_31 (0x0000FFFF)
187 #define ZMII_SSR_V(__x) (((3 - __x) * 4) + 16)
190 /* ZMII SMII Status Register Bit Definitions */
191 #define ZMII_SMIISR_E1 (0x80)
192 #define ZMII_SMIISR_EC (0x40)
193 #define ZMII_SMIISR_EN (0x20)
194 #define ZMII_SMIISR_EJ (0x10)
195 #define ZMII_SMIISR_EL (0x08)
196 #define ZMII_SMIISR_ED (0x04)
197 #define ZMII_SMIISR_ES (0x02)
198 #define ZMII_SMIISR_EF (0x01)
200 #define ZMII_SMIISR_V(__x) ((3 - __x) * 8)
202 /* RGMII Register Addresses */
203 #if defined(CONFIG_440EPX) || defined(CONFIG_440GRX)
204 #define RGMII_BASE (CFG_PERIPHERAL_BASE + 0x1000)
206 #define RGMII_BASE (CFG_PERIPHERAL_BASE + 0x0790)
208 #define RGMII_FER (RGMII_BASE + 0x00)
209 #define RGMII_SSR (RGMII_BASE + 0x04)
211 /* RGMII Function Enable (FER) Register Bit Definitions */
212 /* Note: for EMAC 2 and 3 only, 440GX only */
213 #define RGMII_FER_DIS (0x00)
214 #define RGMII_FER_RTBI (0x04)
215 #define RGMII_FER_RGMII (0x05)
216 #define RGMII_FER_TBI (0x06)
217 #define RGMII_FER_GMII (0x07)
219 #define RGMII_FER_V(__x) ((__x - 2) * 4)
221 /* RGMII Speed Selection Register Bit Definitions */
222 #define RGMII_SSR_SP_10MBPS (0x00)
223 #define RGMII_SSR_SP_100MBPS (0x02)
224 #define RGMII_SSR_SP_1000MBPS (0x04)
226 #if defined(CONFIG_440EPX) || defined(CONFIG_440GRX)
227 #define RGMII_SSR_V(__x) ((__x) * 8)
229 #define RGMII_SSR_V(__x) ((__x -2) * 8)
233 /*---------------------------------------------------------------------------+
234 | TCP/IP Acceleration Hardware (TAH) 440GX Only
235 +---------------------------------------------------------------------------*/
236 #if defined(CONFIG_440GX)
237 #define TAH_BASE (CFG_PERIPHERAL_BASE + 0x0B50)
238 #define TAH_REVID (TAH_BASE + 0x0) /* Revision ID (RO)*/
239 #define TAH_MR (TAH_BASE + 0x10) /* Mode Register (R/W) */
240 #define TAH_SSR0 (TAH_BASE + 0x14) /* Segment Size Reg 0 (R/W) */
241 #define TAH_SSR1 (TAH_BASE + 0x18) /* Segment Size Reg 1 (R/W) */
242 #define TAH_SSR2 (TAH_BASE + 0x1C) /* Segment Size Reg 2 (R/W) */
243 #define TAH_SSR3 (TAH_BASE + 0x20) /* Segment Size Reg 3 (R/W) */
244 #define TAH_SSR4 (TAH_BASE + 0x24) /* Segment Size Reg 4 (R/W) */
245 #define TAH_SSR5 (TAH_BASE + 0x28) /* Segment Size Reg 5 (R/W) */
246 #define TAH_TSR (TAH_BASE + 0x2C) /* Transmit Status Register (RO) */
249 #define TAH_REV_RN_M (0x000FFF00) /* Revision Number */
250 #define TAH_REV_BN_M (0x000000FF) /* Branch Revision Number */
252 #define TAH_REV_RN_V (8)
253 #define TAH_REV_BN_V (0)
255 /* TAH Mode Register */
256 #define TAH_MR_CVR (0x80000000) /* Checksum verification on RX */
257 #define TAH_MR_SR (0x40000000) /* Software reset */
258 #define TAH_MR_ST (0x3F000000) /* Send Threshold */
259 #define TAH_MR_TFS (0x00E00000) /* Transmit FIFO size */
260 #define TAH_MR_DTFP (0x00100000) /* Disable TX FIFO parity */
261 #define TAH_MR_DIG (0x00080000) /* Disable interrupt generation */
262 #define TAH_MR_RSVD (0x0007FFFF) /* Reserved */
264 #define TAH_MR_ST_V (20)
265 #define TAH_MR_TFS_V (17)
267 #define TAH_MR_TFS_2K (0x1) /* Transmit FIFO size 2Kbyte */
268 #define TAH_MR_TFS_4K (0x2) /* Transmit FIFO size 4Kbyte */
269 #define TAH_MR_TFS_6K (0x3) /* Transmit FIFO size 6Kbyte */
270 #define TAH_MR_TFS_8K (0x4) /* Transmit FIFO size 8Kbyte */
271 #define TAH_MR_TFS_10K (0x5) /* Transmit FIFO size 10Kbyte (max)*/
274 /* TAH Segment Size Registers 0:5 */
275 #define TAH_SSR_RSVD0 (0xC0000000) /* Reserved */
276 #define TAH_SSR_SS (0x3FFE0000) /* Segment size in multiples of 2 */
277 #define TAH_SSR_RSVD1 (0x0001FFFF) /* Reserved */
279 /* TAH Transmit Status Register */
280 #define TAH_TSR_TFTS (0x80000000) /* Transmit FIFO too small */
281 #define TAH_TSR_UH (0x40000000) /* Unrecognized header */
282 #define TAH_TSR_NIPF (0x20000000) /* Not IPv4 */
283 #define TAH_TSR_IPOP (0x10000000) /* IP option present */
284 #define TAH_TSR_NISF (0x08000000) /* No IEEE SNAP format */
285 #define TAH_TSR_ILTS (0x04000000) /* IP length too short */
286 #define TAH_TSR_IPFP (0x02000000) /* IP fragment present */
287 #define TAH_TSR_UP (0x01000000) /* Unsupported protocol */
288 #define TAH_TSR_TFP (0x00800000) /* TCP flags present */
289 #define TAH_TSR_SUDP (0x00400000) /* Segmentation for UDP */
290 #define TAH_TSR_DLM (0x00200000) /* Data length mismatch */
291 #define TAH_TSR_SIEEE (0x00100000) /* Segmentation for IEEE */
292 #define TAH_TSR_TFPE (0x00080000) /* Transmit FIFO parity error */
293 #define TAH_TSR_SSTS (0x00040000) /* Segment size too small */
294 #define TAH_TSR_RSVD (0x0003FFFF) /* Reserved */
295 #endif /* CONFIG_440GX */
298 /* Ethernet MAC Regsiter Addresses */
299 #if defined(CONFIG_440)
300 #if defined(CONFIG_440EP) || defined(CONFIG_440GR) || \
301 defined(CONFIG_440EPX) || defined(CONFIG_440GRX)
302 #define EMAC_BASE (CFG_PERIPHERAL_BASE + 0x0E00)
304 #define EMAC_BASE (CFG_PERIPHERAL_BASE + 0x0800)
307 #if defined(CONFIG_405EZ)
308 #define EMAC_BASE 0xEF600900
310 #define EMAC_BASE 0xEF600800
314 #define EMAC_M0 (EMAC_BASE)
315 #define EMAC_M1 (EMAC_BASE + 4)
316 #define EMAC_TXM0 (EMAC_BASE + 8)
317 #define EMAC_TXM1 (EMAC_BASE + 12)
318 #define EMAC_RXM (EMAC_BASE + 16)
319 #define EMAC_ISR (EMAC_BASE + 20)
320 #define EMAC_IER (EMAC_BASE + 24)
321 #define EMAC_IAH (EMAC_BASE + 28)
322 #define EMAC_IAL (EMAC_BASE + 32)
323 #define EMAC_PAUSE_TIME_REG (EMAC_BASE + 44)
324 #define EMAC_I_FRAME_GAP_REG (EMAC_BASE + 88)
325 #define EMAC_STACR (EMAC_BASE + 92)
326 #define EMAC_TRTR (EMAC_BASE + 96)
327 #define EMAC_RX_HI_LO_WMARK (EMAC_BASE + 100)
329 /* bit definitions */
331 #define EMAC_M0_RXI (0x80000000)
332 #define EMAC_M0_TXI (0x40000000)
333 #define EMAC_M0_SRST (0x20000000)
334 #define EMAC_M0_TXE (0x10000000)
335 #define EMAC_M0_RXE (0x08000000)
336 #define EMAC_M0_WKE (0x04000000)
338 /* on 440GX EMAC_MR1 has a different layout! */
339 #if defined(CONFIG_440GX) || \
340 defined(CONFIG_440EPX) || defined(CONFIG_440GRX) || \
341 defined(CONFIG_440SP) || defined(CONFIG_440SPE)
343 #define EMAC_M1_FDE (0x80000000)
344 #define EMAC_M1_ILE (0x40000000)
345 #define EMAC_M1_VLE (0x20000000)
346 #define EMAC_M1_EIFC (0x10000000)
347 #define EMAC_M1_APP (0x08000000)
348 #define EMAC_M1_RSVD (0x06000000)
349 #define EMAC_M1_IST (0x01000000)
350 #define EMAC_M1_MF_1000MBPS (0x00800000) /* 0's for 10MBPS */
351 #define EMAC_M1_MF_100MBPS (0x00400000)
352 #define EMAC_M1_RFS_16K (0x00280000) /* ~4k for 512 byte */
353 #define EMAC_M1_RFS_8K (0x00200000) /* ~4k for 512 byte */
354 #define EMAC_M1_RFS_4K (0x00180000) /* ~4k for 512 byte */
355 #define EMAC_M1_RFS_2K (0x00100000)
356 #define EMAC_M1_RFS_1K (0x00080000)
357 #define EMAC_M1_TX_FIFO_16K (0x00050000) /* 0's for 512 byte */
358 #define EMAC_M1_TX_FIFO_8K (0x00040000)
359 #define EMAC_M1_TX_FIFO_4K (0x00030000)
360 #define EMAC_M1_TX_FIFO_2K (0x00020000)
361 #define EMAC_M1_TX_FIFO_1K (0x00010000)
362 #define EMAC_M1_TR_MULTI (0x00008000) /* 0'x for single packet */
363 #define EMAC_M1_MWSW (0x00007000)
364 #define EMAC_M1_JUMBO_ENABLE (0x00000800)
365 #define EMAC_M1_IPPA (0x000007c0)
366 #define EMAC_M1_OBCI_GT100 (0x00000020)
367 #define EMAC_M1_OBCI_100 (0x00000018)
368 #define EMAC_M1_OBCI_83 (0x00000010)
369 #define EMAC_M1_OBCI_66 (0x00000008)
370 #define EMAC_M1_RSVD1 (0x00000007)
371 #else /* defined(CONFIG_440GX) */
372 /* EMAC_MR1 is the same on 405GP, 405GPr, 405EP, 440GP, 440EP */
373 #define EMAC_M1_FDE 0x80000000
374 #define EMAC_M1_ILE 0x40000000
375 #define EMAC_M1_VLE 0x20000000
376 #define EMAC_M1_EIFC 0x10000000
377 #define EMAC_M1_APP 0x08000000
378 #define EMAC_M1_AEMI 0x02000000
379 #define EMAC_M1_IST 0x01000000
380 #define EMAC_M1_MF_1000MBPS 0x00800000 /* 0's for 10MBPS */
381 #define EMAC_M1_MF_100MBPS 0x00400000
382 #define EMAC_M1_RFS_4K 0x00300000 /* ~4k for 512 byte */
383 #define EMAC_M1_RFS_2K 0x00200000
384 #define EMAC_M1_RFS_1K 0x00100000
385 #define EMAC_M1_TX_FIFO_2K 0x00080000 /* 0's for 512 byte */
386 #define EMAC_M1_TX_FIFO_1K 0x00040000
387 #define EMAC_M1_TR0_DEPEND 0x00010000 /* 0'x for single packet */
388 #define EMAC_M1_TR0_MULTI 0x00008000
389 #define EMAC_M1_TR1_DEPEND 0x00004000
390 #define EMAC_M1_TR1_MULTI 0x00002000
391 #if defined(CONFIG_440EP) || defined(CONFIG_440GR)
392 #define EMAC_M1_JUMBO_ENABLE 0x00001000
393 #endif /* defined(CONFIG_440EP) || defined(CONFIG_440GR) */
394 #endif /* defined(CONFIG_440GX) */
396 /* Transmit Mode Register 0 */
397 #define EMAC_TXM0_GNP0 (0x80000000)
398 #define EMAC_TXM0_GNP1 (0x40000000)
399 #define EMAC_TXM0_GNPD (0x20000000)
400 #define EMAC_TXM0_FC (0x10000000)
402 /* Receive Mode Register */
403 #define EMAC_RMR_SP (0x80000000)
404 #define EMAC_RMR_SFCS (0x40000000)
405 #define EMAC_RMR_ARRP (0x20000000)
406 #define EMAC_RMR_ARP (0x10000000)
407 #define EMAC_RMR_AROP (0x08000000)
408 #define EMAC_RMR_ARPI (0x04000000)
409 #define EMAC_RMR_PPP (0x02000000)
410 #define EMAC_RMR_PME (0x01000000)
411 #define EMAC_RMR_PMME (0x00800000)
412 #define EMAC_RMR_IAE (0x00400000)
413 #define EMAC_RMR_MIAE (0x00200000)
414 #define EMAC_RMR_BAE (0x00100000)
415 #define EMAC_RMR_MAE (0x00080000)
417 /* Interrupt Status & enable Regs */
418 #define EMAC_ISR_OVR (0x02000000)
419 #define EMAC_ISR_PP (0x01000000)
420 #define EMAC_ISR_BP (0x00800000)
421 #define EMAC_ISR_RP (0x00400000)
422 #define EMAC_ISR_SE (0x00200000)
423 #define EMAC_ISR_SYE (0x00100000)
424 #define EMAC_ISR_BFCS (0x00080000)
425 #define EMAC_ISR_PTLE (0x00040000)
426 #define EMAC_ISR_ORE (0x00020000)
427 #define EMAC_ISR_IRE (0x00010000)
428 #define EMAC_ISR_DBDM (0x00000200)
429 #define EMAC_ISR_DB0 (0x00000100)
430 #define EMAC_ISR_SE0 (0x00000080)
431 #define EMAC_ISR_TE0 (0x00000040)
432 #define EMAC_ISR_DB1 (0x00000020)
433 #define EMAC_ISR_SE1 (0x00000010)
434 #define EMAC_ISR_TE1 (0x00000008)
435 #define EMAC_ISR_MOS (0x00000002)
436 #define EMAC_ISR_MOF (0x00000001)
438 /* STA CONTROL REG */
439 #define EMAC_STACR_OC (0x00008000)
440 #define EMAC_STACR_PHYE (0x00004000)
442 #ifdef CONFIG_IBM_EMAC4_V4 /* EMAC4 V4 changed bit setting */
443 #define EMAC_STACR_INDIRECT_MODE (0x00002000)
444 #define EMAC_STACR_WRITE (0x00000800) /* $BUC */
445 #define EMAC_STACR_READ (0x00001000) /* $BUC */
446 #define EMAC_STACR_OP_MASK (0x00001800)
447 #define EMAC_STACR_MDIO_ADDR (0x00000000)
448 #define EMAC_STACR_MDIO_WRITE (0x00000800)
449 #define EMAC_STACR_MDIO_READ (0x00001800)
450 #define EMAC_STACR_MDIO_READ_INC (0x00001000)
452 #define EMAC_STACR_WRITE (0x00002000)
453 #define EMAC_STACR_READ (0x00001000)
456 #define EMAC_STACR_CLK_83MHZ (0x00000800) /* 0's for 50Mhz */
457 #define EMAC_STACR_CLK_66MHZ (0x00000400)
458 #define EMAC_STACR_CLK_100MHZ (0x00000C00)
460 /* Transmit Request Threshold Register */
461 #define EMAC_TRTR_256 (0x18000000) /* 0's for 64 Bytes */
462 #define EMAC_TRTR_192 (0x10000000)
463 #define EMAC_TRTR_128 (0x01000000)
465 /* the follwing defines are for the MadMAL status and control registers. */
466 /* For bits 0..5 look at the mal.h file */
467 #define EMAC_TX_CTRL_GFCS (0x0200)
468 #define EMAC_TX_CTRL_GP (0x0100)
469 #define EMAC_TX_CTRL_ISA (0x0080)
470 #define EMAC_TX_CTRL_RSA (0x0040)
471 #define EMAC_TX_CTRL_IVT (0x0020)
472 #define EMAC_TX_CTRL_RVT (0x0010)
474 #define EMAC_TX_CTRL_DEFAULT (EMAC_TX_CTRL_GFCS |EMAC_TX_CTRL_GP)
476 #define EMAC_TX_ST_BFCS (0x0200)
477 #define EMAC_TX_ST_BPP (0x0100)
478 #define EMAC_TX_ST_LCS (0x0080)
479 #define EMAC_TX_ST_ED (0x0040)
480 #define EMAC_TX_ST_EC (0x0020)
481 #define EMAC_TX_ST_LC (0x0010)
482 #define EMAC_TX_ST_MC (0x0008)
483 #define EMAC_TX_ST_SC (0x0004)
484 #define EMAC_TX_ST_UR (0x0002)
485 #define EMAC_TX_ST_SQE (0x0001)
487 #define EMAC_TX_ST_DEFAULT (0x03F3)
490 /* madmal receive status / Control bits */
492 #define EMAC_RX_ST_OE (0x0200)
493 #define EMAC_RX_ST_PP (0x0100)
494 #define EMAC_RX_ST_BP (0x0080)
495 #define EMAC_RX_ST_RP (0x0040)
496 #define EMAC_RX_ST_SE (0x0020)
497 #define EMAC_RX_ST_AE (0x0010)
498 #define EMAC_RX_ST_BFCS (0x0008)
499 #define EMAC_RX_ST_PTL (0x0004)
500 #define EMAC_RX_ST_ORE (0x0002)
501 #define EMAC_RX_ST_IRE (0x0001)
502 /* all the errors we care about */
503 #define EMAC_RX_ERRORS (0x03FF)
505 #endif /* _PPC4XX_ENET_H_ */