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Commit | Line | Data |
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c609719b | 1 | /* |
1a344f29 | 2 | * (C) Copyright 2000-2005 |
c609719b WD |
3 | * Wolfgang Denk, DENX Software Engineering, wd@denx.de. |
4 | * | |
5 | * See file CREDITS for list of people who contributed to this | |
6 | * project. | |
7 | * | |
8 | * This program is free software; you can redistribute it and/or | |
9 | * modify it under the terms of the GNU General Public License as | |
10 | * published by the Free Software Foundation; either version 2 of | |
11 | * the License, or (at your option) any later version. | |
12 | * | |
13 | * This program is distributed in the hope that it will be useful, | |
14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | * GNU General Public License for more details. | |
17 | * | |
18 | * You should have received a copy of the GNU General Public License | |
19 | * along with this program; if not, write to the Free Software | |
20 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, | |
21 | * MA 02111-1307 USA | |
22 | * | |
23 | */ | |
24 | ||
25 | /* | |
26 | * IDE support | |
27 | */ | |
28 | #include <common.h> | |
29 | #include <config.h> | |
30 | #include <watchdog.h> | |
31 | #include <command.h> | |
32 | #include <image.h> | |
33 | #include <asm/byteorder.h> | |
f98984cb | 34 | #include <asm/io.h> |
735dd97b | 35 | |
c609719b WD |
36 | #if defined(CONFIG_IDE_8xx_DIRECT) || defined(CONFIG_IDE_PCMCIA) |
37 | # include <pcmcia.h> | |
38 | #endif | |
735dd97b | 39 | |
c609719b WD |
40 | #ifdef CONFIG_8xx |
41 | # include <mpc8xx.h> | |
42 | #endif | |
735dd97b | 43 | |
132ba5fd WD |
44 | #ifdef CONFIG_MPC5xxx |
45 | #include <mpc5xxx.h> | |
46 | #endif | |
735dd97b | 47 | |
c609719b WD |
48 | #include <ide.h> |
49 | #include <ata.h> | |
735dd97b | 50 | |
c609719b WD |
51 | #ifdef CONFIG_STATUS_LED |
52 | # include <status_led.h> | |
53 | #endif | |
735dd97b | 54 | |
15647dc7 | 55 | #ifndef __PPC__ |
2262cfee WD |
56 | #include <asm/io.h> |
57 | #endif | |
c609719b | 58 | |
d87080b7 WD |
59 | #ifdef CONFIG_IDE_8xx_DIRECT |
60 | DECLARE_GLOBAL_DATA_PTR; | |
61 | #endif | |
62 | ||
5cf91d6b WD |
63 | #ifdef __PPC__ |
64 | # define EIEIO __asm__ volatile ("eieio") | |
1a344f29 | 65 | # define SYNC __asm__ volatile ("sync") |
5cf91d6b WD |
66 | #else |
67 | # define EIEIO /* nothing */ | |
1a344f29 | 68 | # define SYNC /* nothing */ |
c609719b WD |
69 | #endif |
70 | ||
15647dc7 | 71 | #ifdef CONFIG_IDE_8xx_DIRECT |
c609719b WD |
72 | /* Timings for IDE Interface |
73 | * | |
74 | * SETUP / LENGTH / HOLD - cycles valid for 50 MHz clk | |
75 | * 70 165 30 PIO-Mode 0, [ns] | |
76 | * 4 9 2 [Cycles] | |
77 | * 50 125 20 PIO-Mode 1, [ns] | |
78 | * 3 7 2 [Cycles] | |
79 | * 30 100 15 PIO-Mode 2, [ns] | |
80 | * 2 6 1 [Cycles] | |
81 | * 30 80 10 PIO-Mode 3, [ns] | |
82 | * 2 5 1 [Cycles] | |
83 | * 25 70 10 PIO-Mode 4, [ns] | |
84 | * 2 4 1 [Cycles] | |
85 | */ | |
86 | ||
87 | const static pio_config_t pio_config_ns [IDE_MAX_PIO_MODE+1] = | |
88 | { | |
89 | /* Setup Length Hold */ | |
90 | { 70, 165, 30 }, /* PIO-Mode 0, [ns] */ | |
91 | { 50, 125, 20 }, /* PIO-Mode 1, [ns] */ | |
92 | { 30, 101, 15 }, /* PIO-Mode 2, [ns] */ | |
93 | { 30, 80, 10 }, /* PIO-Mode 3, [ns] */ | |
94 | { 25, 70, 10 }, /* PIO-Mode 4, [ns] */ | |
95 | }; | |
96 | ||
97 | static pio_config_t pio_config_clk [IDE_MAX_PIO_MODE+1]; | |
98 | ||
99 | #ifndef CFG_PIO_MODE | |
100 | #define CFG_PIO_MODE 0 /* use a relaxed default */ | |
101 | #endif | |
102 | static int pio_mode = CFG_PIO_MODE; | |
103 | ||
104 | /* Make clock cycles and always round up */ | |
105 | ||
106 | #define PCMCIA_MK_CLKS( t, T ) (( (t) * (T) + 999U ) / 1000U ) | |
107 | ||
15647dc7 WD |
108 | #endif /* CONFIG_IDE_8xx_DIRECT */ |
109 | ||
c609719b WD |
110 | /* ------------------------------------------------------------------------- */ |
111 | ||
112 | /* Current I/O Device */ | |
113 | static int curr_device = -1; | |
114 | ||
115 | /* Current offset for IDE0 / IDE1 bus access */ | |
116 | ulong ide_bus_offset[CFG_IDE_MAXBUS] = { | |
117 | #if defined(CFG_ATA_IDE0_OFFSET) | |
118 | CFG_ATA_IDE0_OFFSET, | |
119 | #endif | |
120 | #if defined(CFG_ATA_IDE1_OFFSET) && (CFG_IDE_MAXBUS > 1) | |
121 | CFG_ATA_IDE1_OFFSET, | |
122 | #endif | |
123 | }; | |
124 | ||
15647dc7 | 125 | |
c7de829c | 126 | #ifndef CONFIG_AMIGAONEG3SE |
1a344f29 | 127 | static int ide_bus_ok[CFG_IDE_MAXBUS]; |
c7de829c | 128 | #else |
1a344f29 | 129 | static int ide_bus_ok[CFG_IDE_MAXBUS] = {0,}; |
c7de829c | 130 | #endif |
c609719b | 131 | |
fa838874 | 132 | block_dev_desc_t ide_dev_desc[CFG_IDE_MAXDEVICE]; |
c609719b WD |
133 | /* ------------------------------------------------------------------------- */ |
134 | ||
135 | #ifdef CONFIG_IDE_LED | |
e2ffd59b | 136 | #if !defined(CONFIG_KUP4K) && !defined(CONFIG_KUP4X) &&!defined(CONFIG_BMS2003) &&!defined(CONFIG_CPC45) |
c609719b WD |
137 | static void ide_led (uchar led, uchar status); |
138 | #else | |
1f53a416 WD |
139 | extern void ide_led (uchar led, uchar status); |
140 | #endif | |
141 | #else | |
c7de829c | 142 | #ifndef CONFIG_AMIGAONEG3SE |
c609719b | 143 | #define ide_led(a,b) /* dummy */ |
c7de829c WD |
144 | #else |
145 | extern void ide_led(uchar led, uchar status); | |
146 | #define LED_IDE1 1 | |
147 | #define LED_IDE2 2 | |
148 | #define CONFIG_IDE_LED 1 | |
149 | #define DEVICE_LED(x) 1 | |
150 | #endif | |
c609719b WD |
151 | #endif |
152 | ||
153 | #ifdef CONFIG_IDE_RESET | |
154 | static void ide_reset (void); | |
155 | #else | |
156 | #define ide_reset() /* dummy */ | |
157 | #endif | |
158 | ||
159 | static void ide_ident (block_dev_desc_t *dev_desc); | |
160 | static uchar ide_wait (int dev, ulong t); | |
161 | ||
162 | #define IDE_TIME_OUT 2000 /* 2 sec timeout */ | |
163 | ||
164 | #define ATAPI_TIME_OUT 7000 /* 7 sec timeout (5 sec seems to work...) */ | |
165 | ||
166 | #define IDE_SPIN_UP_TIME_OUT 5000 /* 5 sec spin-up timeout */ | |
167 | ||
f98984cb HS |
168 | void inline ide_outb(int dev, int port, unsigned char val); |
169 | unsigned char inline ide_inb(int dev, int port); | |
c609719b WD |
170 | static void input_data(int dev, ulong *sect_buf, int words); |
171 | static void output_data(int dev, ulong *sect_buf, int words); | |
172 | static void ident_cpy (unsigned char *dest, unsigned char *src, unsigned int len); | |
173 | ||
566a494f HS |
174 | #ifndef CFG_ATA_PORT_ADDR |
175 | #define CFG_ATA_PORT_ADDR(port) (port) | |
176 | #endif | |
c609719b WD |
177 | |
178 | #ifdef CONFIG_ATAPI | |
179 | static void atapi_inquiry(block_dev_desc_t *dev_desc); | |
eb867a76 | 180 | ulong atapi_read (int device, lbaint_t blknr, ulong blkcnt, void *buffer); |
c609719b WD |
181 | #endif |
182 | ||
183 | ||
184 | #ifdef CONFIG_IDE_8xx_DIRECT | |
185 | static void set_pcmcia_timing (int pmode); | |
c609719b WD |
186 | #endif |
187 | ||
188 | /* ------------------------------------------------------------------------- */ | |
189 | ||
190 | int do_ide (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) | |
191 | { | |
192 | int rcode = 0; | |
193 | ||
194 | switch (argc) { | |
195 | case 0: | |
196 | case 1: | |
197 | printf ("Usage:\n%s\n", cmdtp->usage); | |
198 | return 1; | |
199 | case 2: | |
200 | if (strncmp(argv[1],"res",3) == 0) { | |
201 | puts ("\nReset IDE" | |
202 | #ifdef CONFIG_IDE_8xx_DIRECT | |
203 | " on PCMCIA " PCMCIA_SLOT_MSG | |
204 | #endif | |
205 | ": "); | |
206 | ||
207 | ide_init (); | |
208 | return 0; | |
209 | } else if (strncmp(argv[1],"inf",3) == 0) { | |
210 | int i; | |
211 | ||
212 | putc ('\n'); | |
213 | ||
214 | for (i=0; i<CFG_IDE_MAXDEVICE; ++i) { | |
215 | if (ide_dev_desc[i].type==DEV_TYPE_UNKNOWN) | |
216 | continue; /* list only known devices */ | |
217 | printf ("IDE device %d: ", i); | |
218 | dev_print(&ide_dev_desc[i]); | |
219 | } | |
220 | return 0; | |
221 | ||
222 | } else if (strncmp(argv[1],"dev",3) == 0) { | |
223 | if ((curr_device < 0) || (curr_device >= CFG_IDE_MAXDEVICE)) { | |
224 | puts ("\nno IDE devices available\n"); | |
225 | return 1; | |
226 | } | |
227 | printf ("\nIDE device %d: ", curr_device); | |
228 | dev_print(&ide_dev_desc[curr_device]); | |
229 | return 0; | |
230 | } else if (strncmp(argv[1],"part",4) == 0) { | |
231 | int dev, ok; | |
232 | ||
233 | for (ok=0, dev=0; dev<CFG_IDE_MAXDEVICE; ++dev) { | |
234 | if (ide_dev_desc[dev].part_type!=PART_TYPE_UNKNOWN) { | |
235 | ++ok; | |
236 | if (dev) | |
237 | putc ('\n'); | |
238 | print_part(&ide_dev_desc[dev]); | |
239 | } | |
240 | } | |
241 | if (!ok) { | |
242 | puts ("\nno IDE devices available\n"); | |
243 | rcode ++; | |
244 | } | |
245 | return rcode; | |
246 | } | |
247 | printf ("Usage:\n%s\n", cmdtp->usage); | |
248 | return 1; | |
249 | case 3: | |
250 | if (strncmp(argv[1],"dev",3) == 0) { | |
251 | int dev = (int)simple_strtoul(argv[2], NULL, 10); | |
252 | ||
253 | printf ("\nIDE device %d: ", dev); | |
254 | if (dev >= CFG_IDE_MAXDEVICE) { | |
255 | puts ("unknown device\n"); | |
256 | return 1; | |
257 | } | |
258 | dev_print(&ide_dev_desc[dev]); | |
259 | /*ide_print (dev);*/ | |
260 | ||
261 | if (ide_dev_desc[dev].type == DEV_TYPE_UNKNOWN) { | |
262 | return 1; | |
263 | } | |
264 | ||
265 | curr_device = dev; | |
266 | ||
267 | puts ("... is now current device\n"); | |
268 | ||
269 | return 0; | |
270 | } else if (strncmp(argv[1],"part",4) == 0) { | |
271 | int dev = (int)simple_strtoul(argv[2], NULL, 10); | |
272 | ||
273 | if (ide_dev_desc[dev].part_type!=PART_TYPE_UNKNOWN) { | |
274 | print_part(&ide_dev_desc[dev]); | |
275 | } else { | |
276 | printf ("\nIDE device %d not available\n", dev); | |
277 | rcode = 1; | |
278 | } | |
279 | return rcode; | |
280 | #if 0 | |
281 | } else if (strncmp(argv[1],"pio",4) == 0) { | |
282 | int mode = (int)simple_strtoul(argv[2], NULL, 10); | |
283 | ||
284 | if ((mode >= 0) && (mode <= IDE_MAX_PIO_MODE)) { | |
285 | puts ("\nSetting "); | |
286 | pio_mode = mode; | |
287 | ide_init (); | |
288 | } else { | |
289 | printf ("\nInvalid PIO mode %d (0 ... %d only)\n", | |
290 | mode, IDE_MAX_PIO_MODE); | |
291 | } | |
292 | return; | |
293 | #endif | |
294 | } | |
295 | ||
296 | printf ("Usage:\n%s\n", cmdtp->usage); | |
297 | return 1; | |
298 | default: | |
299 | /* at least 4 args */ | |
300 | ||
301 | if (strcmp(argv[1],"read") == 0) { | |
302 | ulong addr = simple_strtoul(argv[2], NULL, 16); | |
c609719b WD |
303 | ulong cnt = simple_strtoul(argv[4], NULL, 16); |
304 | ulong n; | |
42dfe7a1 WD |
305 | #ifdef CFG_64BIT_STRTOUL |
306 | lbaint_t blk = simple_strtoull(argv[3], NULL, 16); | |
c609719b | 307 | |
c40b2956 | 308 | printf ("\nIDE read: device %d block # %qd, count %ld ... ", |
c609719b | 309 | curr_device, blk, cnt); |
42dfe7a1 WD |
310 | #else |
311 | lbaint_t blk = simple_strtoul(argv[3], NULL, 16); | |
312 | ||
313 | printf ("\nIDE read: device %d block # %ld, count %ld ... ", | |
314 | curr_device, blk, cnt); | |
315 | #endif | |
c609719b WD |
316 | |
317 | n = ide_dev_desc[curr_device].block_read (curr_device, | |
318 | blk, cnt, | |
319 | (ulong *)addr); | |
320 | /* flush cache after read */ | |
321 | flush_cache (addr, cnt*ide_dev_desc[curr_device].blksz); | |
322 | ||
323 | printf ("%ld blocks read: %s\n", | |
324 | n, (n==cnt) ? "OK" : "ERROR"); | |
325 | if (n==cnt) { | |
326 | return 0; | |
327 | } else { | |
328 | return 1; | |
329 | } | |
330 | } else if (strcmp(argv[1],"write") == 0) { | |
331 | ulong addr = simple_strtoul(argv[2], NULL, 16); | |
c609719b WD |
332 | ulong cnt = simple_strtoul(argv[4], NULL, 16); |
333 | ulong n; | |
42dfe7a1 WD |
334 | #ifdef CFG_64BIT_STRTOUL |
335 | lbaint_t blk = simple_strtoull(argv[3], NULL, 16); | |
c609719b | 336 | |
c40b2956 | 337 | printf ("\nIDE write: device %d block # %qd, count %ld ... ", |
c609719b | 338 | curr_device, blk, cnt); |
42dfe7a1 WD |
339 | #else |
340 | lbaint_t blk = simple_strtoul(argv[3], NULL, 16); | |
341 | ||
342 | printf ("\nIDE write: device %d block # %ld, count %ld ... ", | |
343 | curr_device, blk, cnt); | |
344 | #endif | |
c609719b WD |
345 | |
346 | n = ide_write (curr_device, blk, cnt, (ulong *)addr); | |
347 | ||
348 | printf ("%ld blocks written: %s\n", | |
349 | n, (n==cnt) ? "OK" : "ERROR"); | |
350 | if (n==cnt) { | |
351 | return 0; | |
352 | } else { | |
353 | return 1; | |
354 | } | |
355 | } else { | |
356 | printf ("Usage:\n%s\n", cmdtp->usage); | |
357 | rcode = 1; | |
358 | } | |
359 | ||
360 | return rcode; | |
361 | } | |
362 | } | |
363 | ||
364 | int do_diskboot (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) | |
365 | { | |
366 | char *boot_device = NULL; | |
367 | char *ep; | |
368 | int dev, part = 0; | |
b97a2a0a | 369 | ulong addr, cnt; |
c609719b WD |
370 | disk_partition_t info; |
371 | image_header_t *hdr; | |
372 | int rcode = 0; | |
373 | ||
fad63407 | 374 | show_boot_progress (41); |
c609719b WD |
375 | switch (argc) { |
376 | case 1: | |
377 | addr = CFG_LOAD_ADDR; | |
378 | boot_device = getenv ("bootdevice"); | |
379 | break; | |
380 | case 2: | |
381 | addr = simple_strtoul(argv[1], NULL, 16); | |
382 | boot_device = getenv ("bootdevice"); | |
383 | break; | |
384 | case 3: | |
385 | addr = simple_strtoul(argv[1], NULL, 16); | |
386 | boot_device = argv[2]; | |
387 | break; | |
388 | default: | |
389 | printf ("Usage:\n%s\n", cmdtp->usage); | |
fad63407 | 390 | show_boot_progress (-42); |
c609719b WD |
391 | return 1; |
392 | } | |
fad63407 | 393 | show_boot_progress (42); |
c609719b WD |
394 | |
395 | if (!boot_device) { | |
396 | puts ("\n** No boot device **\n"); | |
fad63407 | 397 | show_boot_progress (-43); |
c609719b WD |
398 | return 1; |
399 | } | |
fad63407 | 400 | show_boot_progress (43); |
c609719b WD |
401 | |
402 | dev = simple_strtoul(boot_device, &ep, 16); | |
403 | ||
404 | if (ide_dev_desc[dev].type==DEV_TYPE_UNKNOWN) { | |
405 | printf ("\n** Device %d not available\n", dev); | |
fad63407 | 406 | show_boot_progress (-44); |
c609719b WD |
407 | return 1; |
408 | } | |
fad63407 | 409 | show_boot_progress (44); |
c609719b WD |
410 | |
411 | if (*ep) { | |
412 | if (*ep != ':') { | |
413 | puts ("\n** Invalid boot device, use `dev[:part]' **\n"); | |
fad63407 | 414 | show_boot_progress (-45); |
c609719b WD |
415 | return 1; |
416 | } | |
417 | part = simple_strtoul(++ep, NULL, 16); | |
418 | } | |
fad63407 | 419 | show_boot_progress (45); |
7882751c | 420 | if (get_partition_info (&ide_dev_desc[dev], part, &info)) { |
fad63407 | 421 | show_boot_progress (-46); |
c609719b WD |
422 | return 1; |
423 | } | |
fad63407 | 424 | show_boot_progress (46); |
77ddac94 WD |
425 | if ((strncmp((char *)info.type, BOOT_PART_TYPE, sizeof(info.type)) != 0) && |
426 | (strncmp((char *)info.type, BOOT_PART_COMP, sizeof(info.type)) != 0)) { | |
c609719b WD |
427 | printf ("\n** Invalid partition type \"%.32s\"" |
428 | " (expect \"" BOOT_PART_TYPE "\")\n", | |
429 | info.type); | |
fad63407 | 430 | show_boot_progress (-47); |
c609719b WD |
431 | return 1; |
432 | } | |
fad63407 | 433 | show_boot_progress (47); |
c609719b WD |
434 | |
435 | printf ("\nLoading from IDE device %d, partition %d: " | |
436 | "Name: %.32s Type: %.32s\n", | |
437 | dev, part, info.name, info.type); | |
438 | ||
1a344f29 | 439 | debug ("First Block: %ld, # of blocks: %ld, Block Size: %ld\n", |
c609719b WD |
440 | info.start, info.size, info.blksz); |
441 | ||
442 | if (ide_dev_desc[dev].block_read (dev, info.start, 1, (ulong *)addr) != 1) { | |
443 | printf ("** Read error on %d:%d\n", dev, part); | |
fad63407 | 444 | show_boot_progress (-48); |
c609719b WD |
445 | return 1; |
446 | } | |
fad63407 | 447 | show_boot_progress (48); |
c609719b WD |
448 | |
449 | hdr = (image_header_t *)addr; | |
450 | ||
b97a2a0a | 451 | if (!image_check_magic (hdr)) { |
c609719b | 452 | printf("\n** Bad Magic Number **\n"); |
fad63407 | 453 | show_boot_progress (-49); |
c609719b WD |
454 | return 1; |
455 | } | |
fad63407 | 456 | show_boot_progress (49); |
c609719b | 457 | |
b97a2a0a | 458 | if (!image_check_hcrc (hdr)) { |
1a344f29 | 459 | puts ("\n** Bad Header Checksum **\n"); |
fad63407 | 460 | show_boot_progress (-50); |
1a344f29 WD |
461 | return 1; |
462 | } | |
fad63407 | 463 | show_boot_progress (50); |
1a344f29 WD |
464 | |
465 | print_image_hdr (hdr); | |
466 | ||
b97a2a0a | 467 | cnt = image_get_image_size (hdr); |
1a344f29 WD |
468 | cnt += info.blksz - 1; |
469 | cnt /= info.blksz; | |
470 | cnt -= 1; | |
471 | ||
c609719b WD |
472 | if (ide_dev_desc[dev].block_read (dev, info.start+1, cnt, |
473 | (ulong *)(addr+info.blksz)) != cnt) { | |
474 | printf ("** Read error on %d:%d\n", dev, part); | |
fad63407 | 475 | show_boot_progress (-51); |
c609719b WD |
476 | return 1; |
477 | } | |
fad63407 | 478 | show_boot_progress (51); |
c609719b WD |
479 | |
480 | ||
481 | /* Loading ok, update default load address */ | |
482 | ||
483 | load_addr = addr; | |
484 | ||
485 | /* Check if we should attempt an auto-start */ | |
486 | if (((ep = getenv("autostart")) != NULL) && (strcmp(ep,"yes") == 0)) { | |
487 | char *local_args[2]; | |
488 | extern int do_bootm (cmd_tbl_t *, int, int, char *[]); | |
489 | ||
490 | local_args[0] = argv[0]; | |
491 | local_args[1] = NULL; | |
492 | ||
493 | printf ("Automatic boot of image at addr 0x%08lX ...\n", addr); | |
494 | ||
495 | do_bootm (cmdtp, 0, 1, local_args); | |
496 | rcode = 1; | |
497 | } | |
498 | return rcode; | |
499 | } | |
500 | ||
501 | /* ------------------------------------------------------------------------- */ | |
502 | ||
503 | void ide_init (void) | |
504 | { | |
c609719b WD |
505 | |
506 | #ifdef CONFIG_IDE_8xx_DIRECT | |
507 | volatile immap_t *immr = (immap_t *)CFG_IMMR; | |
508 | volatile pcmconf8xx_t *pcmp = &(immr->im_pcmcia); | |
509 | #endif | |
510 | unsigned char c; | |
511 | int i, bus; | |
51056dd9 | 512 | #if defined(CONFIG_AMIGAONEG3SE) || defined(CONFIG_SC3) |
9045f33c WD |
513 | unsigned int ata_reset_time = ATA_RESET_TIME; |
514 | char *s; | |
51056dd9 | 515 | #endif |
c7de829c WD |
516 | #ifdef CONFIG_AMIGAONEG3SE |
517 | unsigned int max_bus_scan; | |
c7de829c | 518 | #endif |
9fd5e31f WD |
519 | #ifdef CONFIG_IDE_8xx_PCCARD |
520 | extern int pcmcia_on (void); | |
521 | extern int ide_devices_found; /* Initialized in check_ide_device() */ | |
522 | #endif /* CONFIG_IDE_8xx_PCCARD */ | |
523 | ||
524 | #ifdef CONFIG_IDE_PREINIT | |
4d13cbad | 525 | extern int ide_preinit (void); |
9fd5e31f WD |
526 | WATCHDOG_RESET(); |
527 | ||
528 | if (ide_preinit ()) { | |
529 | puts ("ide_preinit failed\n"); | |
530 | return; | |
531 | } | |
532 | #endif /* CONFIG_IDE_PREINIT */ | |
c609719b WD |
533 | |
534 | #ifdef CONFIG_IDE_8xx_PCCARD | |
535 | extern int pcmcia_on (void); | |
6069ff26 | 536 | extern int ide_devices_found; /* Initialized in check_ide_device() */ |
c609719b WD |
537 | |
538 | WATCHDOG_RESET(); | |
539 | ||
6069ff26 | 540 | ide_devices_found = 0; |
c609719b | 541 | /* initialize the PCMCIA IDE adapter card */ |
6069ff26 WD |
542 | pcmcia_on(); |
543 | if (!ide_devices_found) | |
c609719b WD |
544 | return; |
545 | udelay (1000000); /* 1 s */ | |
546 | #endif /* CONFIG_IDE_8xx_PCCARD */ | |
547 | ||
548 | WATCHDOG_RESET(); | |
549 | ||
15647dc7 | 550 | #ifdef CONFIG_IDE_8xx_DIRECT |
c609719b WD |
551 | /* Initialize PIO timing tables */ |
552 | for (i=0; i <= IDE_MAX_PIO_MODE; ++i) { | |
1a344f29 WD |
553 | pio_config_clk[i].t_setup = PCMCIA_MK_CLKS(pio_config_ns[i].t_setup, |
554 | gd->bus_clk); | |
555 | pio_config_clk[i].t_length = PCMCIA_MK_CLKS(pio_config_ns[i].t_length, | |
556 | gd->bus_clk); | |
557 | pio_config_clk[i].t_hold = PCMCIA_MK_CLKS(pio_config_ns[i].t_hold, | |
558 | gd->bus_clk); | |
559 | debug ( "PIO Mode %d: setup=%2d ns/%d clk" | |
560 | " len=%3d ns/%d clk" | |
561 | " hold=%2d ns/%d clk\n", | |
562 | i, | |
563 | pio_config_ns[i].t_setup, pio_config_clk[i].t_setup, | |
564 | pio_config_ns[i].t_length, pio_config_clk[i].t_length, | |
565 | pio_config_ns[i].t_hold, pio_config_clk[i].t_hold); | |
c609719b | 566 | } |
15647dc7 | 567 | #endif /* CONFIG_IDE_8xx_DIRECT */ |
c609719b WD |
568 | |
569 | /* Reset the IDE just to be sure. | |
570 | * Light LED's to show | |
571 | */ | |
572 | ide_led ((LED_IDE1 | LED_IDE2), 1); /* LED's on */ | |
573 | ide_reset (); /* ATAPI Drives seems to need a proper IDE Reset */ | |
574 | ||
575 | #ifdef CONFIG_IDE_8xx_DIRECT | |
576 | /* PCMCIA / IDE initialization for common mem space */ | |
577 | pcmp->pcmc_pgcrb = 0; | |
c609719b WD |
578 | |
579 | /* start in PIO mode 0 - most relaxed timings */ | |
580 | pio_mode = 0; | |
581 | set_pcmcia_timing (pio_mode); | |
15647dc7 | 582 | #endif /* CONFIG_IDE_8xx_DIRECT */ |
c609719b WD |
583 | |
584 | /* | |
585 | * Wait for IDE to get ready. | |
586 | * According to spec, this can take up to 31 seconds! | |
587 | */ | |
c7de829c | 588 | #ifndef CONFIG_AMIGAONEG3SE |
c609719b WD |
589 | for (bus=0; bus<CFG_IDE_MAXBUS; ++bus) { |
590 | int dev = bus * (CFG_IDE_MAXDEVICE / CFG_IDE_MAXBUS); | |
c7de829c WD |
591 | #else |
592 | s = getenv("ide_maxbus"); | |
593 | if (s) | |
1a344f29 | 594 | max_bus_scan = simple_strtol(s, NULL, 10); |
c7de829c | 595 | else |
1a344f29 | 596 | max_bus_scan = CFG_IDE_MAXBUS; |
c7de829c WD |
597 | |
598 | for (bus=0; bus<max_bus_scan; ++bus) { | |
599 | int dev = bus * (CFG_IDE_MAXDEVICE / max_bus_scan); | |
600 | #endif | |
c609719b | 601 | |
6069ff26 WD |
602 | #ifdef CONFIG_IDE_8xx_PCCARD |
603 | /* Skip non-ide devices from probing */ | |
604 | if ((ide_devices_found & (1 << bus)) == 0) { | |
605 | ide_led ((LED_IDE1 | LED_IDE2), 0); /* LED's off */ | |
606 | continue; | |
607 | } | |
608 | #endif | |
c609719b WD |
609 | printf ("Bus %d: ", bus); |
610 | ||
611 | ide_bus_ok[bus] = 0; | |
612 | ||
613 | /* Select device | |
614 | */ | |
615 | udelay (100000); /* 100 ms */ | |
2262cfee | 616 | ide_outb (dev, ATA_DEV_HD, ATA_LBA | ATA_DEVICE(dev)); |
c609719b | 617 | udelay (100000); /* 100 ms */ |
51056dd9 WD |
618 | #if defined(CONFIG_AMIGAONEG3SE) || defined(CONFIG_SC3) |
619 | if ((s = getenv("ide_reset_timeout")) != NULL) | |
620 | ata_reset_time = simple_strtol(s, NULL, 10); | |
c7de829c | 621 | #endif |
c609719b WD |
622 | i = 0; |
623 | do { | |
624 | udelay (10000); /* 10 ms */ | |
625 | ||
2262cfee | 626 | c = ide_inb (dev, ATA_STATUS); |
c609719b | 627 | i++; |
51056dd9 | 628 | #if defined(CONFIG_AMIGAONEG3SE) || defined(CONFIG_SC3) |
c7de829c WD |
629 | if (i > (ata_reset_time * 100)) { |
630 | #else | |
c609719b | 631 | if (i > (ATA_RESET_TIME * 100)) { |
c7de829c | 632 | #endif |
c609719b WD |
633 | puts ("** Timeout **\n"); |
634 | ide_led ((LED_IDE1 | LED_IDE2), 0); /* LED's off */ | |
c7de829c WD |
635 | #ifdef CONFIG_AMIGAONEG3SE |
636 | /* If this is the second bus, the first one was OK */ | |
c40b2956 | 637 | if (bus != 0) { |
1a344f29 WD |
638 | ide_bus_ok[bus] = 0; |
639 | goto skip_bus; | |
c7de829c WD |
640 | } |
641 | #endif | |
c609719b WD |
642 | return; |
643 | } | |
644 | if ((i >= 100) && ((i%100)==0)) { | |
645 | putc ('.'); | |
646 | } | |
647 | } while (c & ATA_STAT_BUSY); | |
648 | ||
649 | if (c & (ATA_STAT_BUSY | ATA_STAT_FAULT)) { | |
650 | puts ("not available "); | |
1a344f29 | 651 | debug ("Status = 0x%02X ", c); |
c609719b WD |
652 | #ifndef CONFIG_ATAPI /* ATAPI Devices do not set DRDY */ |
653 | } else if ((c & ATA_STAT_READY) == 0) { | |
654 | puts ("not available "); | |
1a344f29 | 655 | debug ("Status = 0x%02X ", c); |
c609719b WD |
656 | #endif |
657 | } else { | |
658 | puts ("OK "); | |
659 | ide_bus_ok[bus] = 1; | |
660 | } | |
661 | WATCHDOG_RESET(); | |
662 | } | |
c7de829c WD |
663 | |
664 | #ifdef CONFIG_AMIGAONEG3SE | |
665 | skip_bus: | |
666 | #endif | |
c609719b WD |
667 | putc ('\n'); |
668 | ||
669 | ide_led ((LED_IDE1 | LED_IDE2), 0); /* LED's off */ | |
670 | ||
671 | curr_device = -1; | |
672 | for (i=0; i<CFG_IDE_MAXDEVICE; ++i) { | |
673 | #ifdef CONFIG_IDE_LED | |
674 | int led = (IDE_BUS(i) == 0) ? LED_IDE1 : LED_IDE2; | |
675 | #endif | |
5cf9da48 | 676 | ide_dev_desc[i].type=DEV_TYPE_UNKNOWN; |
c609719b WD |
677 | ide_dev_desc[i].if_type=IF_TYPE_IDE; |
678 | ide_dev_desc[i].dev=i; | |
679 | ide_dev_desc[i].part_type=PART_TYPE_UNKNOWN; | |
680 | ide_dev_desc[i].blksz=0; | |
681 | ide_dev_desc[i].lba=0; | |
682 | ide_dev_desc[i].block_read=ide_read; | |
683 | if (!ide_bus_ok[IDE_BUS(i)]) | |
684 | continue; | |
685 | ide_led (led, 1); /* LED on */ | |
686 | ide_ident(&ide_dev_desc[i]); | |
687 | ide_led (led, 0); /* LED off */ | |
688 | dev_print(&ide_dev_desc[i]); | |
689 | /* ide_print (i); */ | |
690 | if ((ide_dev_desc[i].lba > 0) && (ide_dev_desc[i].blksz > 0)) { | |
691 | init_part (&ide_dev_desc[i]); /* initialize partition type */ | |
692 | if (curr_device < 0) | |
693 | curr_device = i; | |
694 | } | |
695 | } | |
696 | WATCHDOG_RESET(); | |
697 | } | |
698 | ||
699 | /* ------------------------------------------------------------------------- */ | |
700 | ||
701 | block_dev_desc_t * ide_get_dev(int dev) | |
702 | { | |
735dd97b | 703 | return (dev < CFG_IDE_MAXDEVICE) ? &ide_dev_desc[dev] : NULL; |
c609719b WD |
704 | } |
705 | ||
706 | ||
707 | #ifdef CONFIG_IDE_8xx_DIRECT | |
708 | ||
709 | static void | |
710 | set_pcmcia_timing (int pmode) | |
711 | { | |
712 | volatile immap_t *immr = (immap_t *)CFG_IMMR; | |
713 | volatile pcmconf8xx_t *pcmp = &(immr->im_pcmcia); | |
714 | ulong timings; | |
715 | ||
1a344f29 | 716 | debug ("Set timing for PIO Mode %d\n", pmode); |
c609719b WD |
717 | |
718 | timings = PCMCIA_SHT(pio_config_clk[pmode].t_hold) | |
719 | | PCMCIA_SST(pio_config_clk[pmode].t_setup) | |
720 | | PCMCIA_SL (pio_config_clk[pmode].t_length) | |
721 | ; | |
722 | ||
723 | /* IDE 0 | |
724 | */ | |
725 | pcmp->pcmc_pbr0 = CFG_PCMCIA_PBR0; | |
726 | pcmp->pcmc_por0 = CFG_PCMCIA_POR0 | |
727 | #if (CFG_PCMCIA_POR0 != 0) | |
728 | | timings | |
729 | #endif | |
730 | ; | |
1a344f29 | 731 | debug ("PBR0: %08x POR0: %08x\n", pcmp->pcmc_pbr0, pcmp->pcmc_por0); |
c609719b WD |
732 | |
733 | pcmp->pcmc_pbr1 = CFG_PCMCIA_PBR1; | |
734 | pcmp->pcmc_por1 = CFG_PCMCIA_POR1 | |
735 | #if (CFG_PCMCIA_POR1 != 0) | |
736 | | timings | |
737 | #endif | |
738 | ; | |
1a344f29 | 739 | debug ("PBR1: %08x POR1: %08x\n", pcmp->pcmc_pbr1, pcmp->pcmc_por1); |
c609719b WD |
740 | |
741 | pcmp->pcmc_pbr2 = CFG_PCMCIA_PBR2; | |
742 | pcmp->pcmc_por2 = CFG_PCMCIA_POR2 | |
743 | #if (CFG_PCMCIA_POR2 != 0) | |
744 | | timings | |
745 | #endif | |
746 | ; | |
1a344f29 | 747 | debug ("PBR2: %08x POR2: %08x\n", pcmp->pcmc_pbr2, pcmp->pcmc_por2); |
c609719b WD |
748 | |
749 | pcmp->pcmc_pbr3 = CFG_PCMCIA_PBR3; | |
750 | pcmp->pcmc_por3 = CFG_PCMCIA_POR3 | |
751 | #if (CFG_PCMCIA_POR3 != 0) | |
752 | | timings | |
753 | #endif | |
754 | ; | |
1a344f29 | 755 | debug ("PBR3: %08x POR3: %08x\n", pcmp->pcmc_pbr3, pcmp->pcmc_por3); |
c609719b WD |
756 | |
757 | /* IDE 1 | |
758 | */ | |
759 | pcmp->pcmc_pbr4 = CFG_PCMCIA_PBR4; | |
760 | pcmp->pcmc_por4 = CFG_PCMCIA_POR4 | |
761 | #if (CFG_PCMCIA_POR4 != 0) | |
762 | | timings | |
763 | #endif | |
764 | ; | |
1a344f29 | 765 | debug ("PBR4: %08x POR4: %08x\n", pcmp->pcmc_pbr4, pcmp->pcmc_por4); |
c609719b WD |
766 | |
767 | pcmp->pcmc_pbr5 = CFG_PCMCIA_PBR5; | |
768 | pcmp->pcmc_por5 = CFG_PCMCIA_POR5 | |
769 | #if (CFG_PCMCIA_POR5 != 0) | |
770 | | timings | |
771 | #endif | |
772 | ; | |
1a344f29 | 773 | debug ("PBR5: %08x POR5: %08x\n", pcmp->pcmc_pbr5, pcmp->pcmc_por5); |
c609719b WD |
774 | |
775 | pcmp->pcmc_pbr6 = CFG_PCMCIA_PBR6; | |
776 | pcmp->pcmc_por6 = CFG_PCMCIA_POR6 | |
777 | #if (CFG_PCMCIA_POR6 != 0) | |
778 | | timings | |
779 | #endif | |
780 | ; | |
1a344f29 | 781 | debug ("PBR6: %08x POR6: %08x\n", pcmp->pcmc_pbr6, pcmp->pcmc_por6); |
c609719b WD |
782 | |
783 | pcmp->pcmc_pbr7 = CFG_PCMCIA_PBR7; | |
784 | pcmp->pcmc_por7 = CFG_PCMCIA_POR7 | |
785 | #if (CFG_PCMCIA_POR7 != 0) | |
786 | | timings | |
787 | #endif | |
788 | ; | |
1a344f29 | 789 | debug ("PBR7: %08x POR7: %08x\n", pcmp->pcmc_pbr7, pcmp->pcmc_por7); |
c609719b WD |
790 | |
791 | } | |
792 | ||
793 | #endif /* CONFIG_IDE_8xx_DIRECT */ | |
794 | ||
795 | /* ------------------------------------------------------------------------- */ | |
796 | ||
f98984cb HS |
797 | void inline |
798 | __ide_outb(int dev, int port, unsigned char val) | |
c609719b | 799 | { |
1a344f29 | 800 | debug ("ide_outb (dev= %d, port= 0x%x, val= 0x%02x) : @ 0x%08lx\n", |
f98984cb HS |
801 | dev, port, val, (ATA_CURR_BASE(dev)+CFG_ATA_PORT_ADDR(port))); |
802 | outb(val, (ATA_CURR_BASE(dev)+CFG_ATA_PORT_ADDR(port))); | |
2262cfee | 803 | } |
f98984cb HS |
804 | void inline ide_outb (int dev, int port, unsigned char val) |
805 | __attribute__((weak, alias("__ide_outb"))); | |
c609719b | 806 | |
f98984cb HS |
807 | unsigned char inline |
808 | __ide_inb(int dev, int port) | |
c609719b WD |
809 | { |
810 | uchar val; | |
f98984cb | 811 | val = inb((ATA_CURR_BASE(dev)+CFG_ATA_PORT_ADDR(port))); |
1a344f29 | 812 | debug ("ide_inb (dev= %d, port= 0x%x) : @ 0x%08lx -> 0x%02x\n", |
f98984cb HS |
813 | dev, port, (ATA_CURR_BASE(dev)+CFG_ATA_PORT_ADDR(port)), val); |
814 | return val; | |
2262cfee | 815 | } |
f98984cb HS |
816 | unsigned char inline ide_inb(int dev, int port) |
817 | __attribute__((weak, alias("__ide_inb"))); | |
c609719b | 818 | |
2262cfee | 819 | #ifdef __PPC__ |
cceb871f | 820 | # ifdef CONFIG_AMIGAONEG3SE |
c7de829c WD |
821 | static void |
822 | output_data_short(int dev, ulong *sect_buf, int words) | |
823 | { | |
824 | ushort *dbuf; | |
825 | volatile ushort *pbuf; | |
8bde7f77 | 826 | |
c7de829c WD |
827 | pbuf = (ushort *)(ATA_CURR_BASE(dev)+ATA_DATA_REG); |
828 | dbuf = (ushort *)sect_buf; | |
829 | while (words--) { | |
5cf91d6b | 830 | EIEIO; |
c7de829c | 831 | *pbuf = *dbuf++; |
5cf91d6b | 832 | EIEIO; |
c7de829c WD |
833 | } |
834 | ||
835 | if (words&1) | |
1a344f29 | 836 | *pbuf = 0; |
c7de829c | 837 | } |
cceb871f | 838 | # endif /* CONFIG_AMIGAONEG3SE */ |
5da627a4 | 839 | #endif /* __PPC_ */ |
c7de829c | 840 | |
5da627a4 WD |
841 | /* We only need to swap data if we are running on a big endian cpu. */ |
842 | /* But Au1x00 cpu:s already swaps data in big endian mode! */ | |
0c32d96d | 843 | #if defined(__LITTLE_ENDIAN) || ( defined(CONFIG_AU1X00) && !defined(CONFIG_GTH2) ) |
5da627a4 WD |
844 | #define input_swap_data(x,y,z) input_data(x,y,z) |
845 | #else | |
c609719b WD |
846 | static void |
847 | input_swap_data(int dev, ulong *sect_buf, int words) | |
848 | { | |
1a344f29 | 849 | #if defined(CONFIG_HMI10) || defined(CONFIG_CPC45) |
a522fa0e WD |
850 | uchar i; |
851 | volatile uchar *pbuf_even = (uchar *)(ATA_CURR_BASE(dev)+ATA_DATA_EVEN); | |
852 | volatile uchar *pbuf_odd = (uchar *)(ATA_CURR_BASE(dev)+ATA_DATA_ODD); | |
853 | ushort *dbuf = (ushort *)sect_buf; | |
854 | ||
855 | while (words--) { | |
856 | for (i=0; i<2; i++) { | |
857 | *(((uchar *)(dbuf)) + 1) = *pbuf_even; | |
858 | *(uchar *)dbuf = *pbuf_odd; | |
859 | dbuf+=1; | |
860 | } | |
861 | } | |
f4733a07 | 862 | #else |
1a344f29 WD |
863 | volatile ushort *pbuf = (ushort *)(ATA_CURR_BASE(dev)+ATA_DATA_REG); |
864 | ushort *dbuf = (ushort *)sect_buf; | |
865 | ||
866 | debug("in input swap data base for read is %lx\n", (unsigned long) pbuf); | |
867 | ||
868 | while (words--) { | |
0c32d96d WD |
869 | #ifdef __MIPS__ |
870 | *dbuf++ = swab16p((u16*)pbuf); | |
871 | *dbuf++ = swab16p((u16*)pbuf); | |
566a494f HS |
872 | #elif defined(CONFIG_PCS440EP) |
873 | *dbuf++ = *pbuf; | |
874 | *dbuf++ = *pbuf; | |
0c32d96d | 875 | #else |
1a344f29 WD |
876 | *dbuf++ = ld_le16(pbuf); |
877 | *dbuf++ = ld_le16(pbuf); | |
0c32d96d | 878 | #endif /* !MIPS */ |
1a344f29 WD |
879 | } |
880 | #endif | |
c609719b | 881 | } |
5da627a4 | 882 | #endif /* __LITTLE_ENDIAN || CONFIG_AU1X00 */ |
2262cfee WD |
883 | |
884 | ||
eda3e1e6 | 885 | #if defined(__PPC__) || defined(CONFIG_PXA_PCMCIA) || defined(CONFIG_SH) |
c609719b WD |
886 | static void |
887 | output_data(int dev, ulong *sect_buf, int words) | |
888 | { | |
1a344f29 | 889 | #if defined(CONFIG_HMI10) || defined(CONFIG_CPC45) |
a522fa0e WD |
890 | uchar *dbuf; |
891 | volatile uchar *pbuf_even; | |
892 | volatile uchar *pbuf_odd; | |
893 | ||
894 | pbuf_even = (uchar *)(ATA_CURR_BASE(dev)+ATA_DATA_EVEN); | |
895 | pbuf_odd = (uchar *)(ATA_CURR_BASE(dev)+ATA_DATA_ODD); | |
896 | dbuf = (uchar *)sect_buf; | |
897 | while (words--) { | |
5cf91d6b | 898 | EIEIO; |
a522fa0e | 899 | *pbuf_even = *dbuf++; |
5cf91d6b | 900 | EIEIO; |
a522fa0e | 901 | *pbuf_odd = *dbuf++; |
5cf91d6b | 902 | EIEIO; |
a522fa0e | 903 | *pbuf_even = *dbuf++; |
5cf91d6b | 904 | EIEIO; |
a522fa0e WD |
905 | *pbuf_odd = *dbuf++; |
906 | } | |
1a344f29 WD |
907 | #else |
908 | ushort *dbuf; | |
909 | volatile ushort *pbuf; | |
910 | ||
911 | pbuf = (ushort *)(ATA_CURR_BASE(dev)+ATA_DATA_REG); | |
912 | dbuf = (ushort *)sect_buf; | |
913 | while (words--) { | |
566a494f HS |
914 | #if defined(CONFIG_PCS440EP) |
915 | /* not tested, because CF was write protected */ | |
916 | EIEIO; | |
917 | *pbuf = ld_le16(dbuf++); | |
918 | EIEIO; | |
919 | *pbuf = ld_le16(dbuf++); | |
920 | #else | |
1a344f29 WD |
921 | EIEIO; |
922 | *pbuf = *dbuf++; | |
923 | EIEIO; | |
924 | *pbuf = *dbuf++; | |
566a494f | 925 | #endif |
1a344f29 WD |
926 | } |
927 | #endif | |
c609719b | 928 | } |
2262cfee WD |
929 | #else /* ! __PPC__ */ |
930 | static void | |
931 | output_data(int dev, ulong *sect_buf, int words) | |
932 | { | |
15647dc7 | 933 | outsw(ATA_CURR_BASE(dev)+ATA_DATA_REG, sect_buf, words<<1); |
2262cfee WD |
934 | } |
935 | #endif /* __PPC__ */ | |
c609719b | 936 | |
eda3e1e6 | 937 | #if defined(__PPC__) || defined(CONFIG_PXA_PCMCIA) || defined(CONFIG_SH) |
c609719b WD |
938 | static void |
939 | input_data(int dev, ulong *sect_buf, int words) | |
940 | { | |
1a344f29 | 941 | #if defined(CONFIG_HMI10) || defined(CONFIG_CPC45) |
a522fa0e WD |
942 | uchar *dbuf; |
943 | volatile uchar *pbuf_even; | |
944 | volatile uchar *pbuf_odd; | |
945 | ||
946 | pbuf_even = (uchar *)(ATA_CURR_BASE(dev)+ATA_DATA_EVEN); | |
947 | pbuf_odd = (uchar *)(ATA_CURR_BASE(dev)+ATA_DATA_ODD); | |
948 | dbuf = (uchar *)sect_buf; | |
949 | while (words--) { | |
1a344f29 | 950 | *dbuf++ = *pbuf_even; |
cd172b71 | 951 | EIEIO; |
1a344f29 WD |
952 | SYNC; |
953 | *dbuf++ = *pbuf_odd; | |
5cf91d6b | 954 | EIEIO; |
1a344f29 | 955 | SYNC; |
a522fa0e | 956 | *dbuf++ = *pbuf_even; |
5cf91d6b | 957 | EIEIO; |
1a344f29 | 958 | SYNC; |
a522fa0e | 959 | *dbuf++ = *pbuf_odd; |
5cf91d6b | 960 | EIEIO; |
1a344f29 WD |
961 | SYNC; |
962 | } | |
963 | #else | |
964 | ushort *dbuf; | |
965 | volatile ushort *pbuf; | |
966 | ||
967 | pbuf = (ushort *)(ATA_CURR_BASE(dev)+ATA_DATA_REG); | |
968 | dbuf = (ushort *)sect_buf; | |
969 | ||
970 | debug("in input data base for read is %lx\n", (unsigned long) pbuf); | |
971 | ||
972 | while (words--) { | |
566a494f HS |
973 | #if defined(CONFIG_PCS440EP) |
974 | EIEIO; | |
975 | *dbuf++ = ld_le16(pbuf); | |
976 | EIEIO; | |
977 | *dbuf++ = ld_le16(pbuf); | |
978 | #else | |
cd172b71 | 979 | EIEIO; |
1a344f29 | 980 | *dbuf++ = *pbuf; |
cd172b71 | 981 | EIEIO; |
1a344f29 | 982 | *dbuf++ = *pbuf; |
566a494f | 983 | #endif |
a522fa0e | 984 | } |
1a344f29 | 985 | #endif |
c609719b | 986 | } |
2262cfee WD |
987 | #else /* ! __PPC__ */ |
988 | static void | |
989 | input_data(int dev, ulong *sect_buf, int words) | |
990 | { | |
15647dc7 | 991 | insw(ATA_CURR_BASE(dev)+ATA_DATA_REG, sect_buf, words << 1); |
2262cfee WD |
992 | } |
993 | ||
994 | #endif /* __PPC__ */ | |
c609719b | 995 | |
c7de829c WD |
996 | #ifdef CONFIG_AMIGAONEG3SE |
997 | static void | |
998 | input_data_short(int dev, ulong *sect_buf, int words) | |
999 | { | |
1000 | ushort *dbuf; | |
1001 | volatile ushort *pbuf; | |
1002 | ||
1003 | pbuf = (ushort *)(ATA_CURR_BASE(dev)+ATA_DATA_REG); | |
1004 | dbuf = (ushort *)sect_buf; | |
1005 | while (words--) { | |
5cf91d6b | 1006 | EIEIO; |
c7de829c | 1007 | *dbuf++ = *pbuf; |
5cf91d6b | 1008 | EIEIO; |
c7de829c WD |
1009 | } |
1010 | ||
c40b2956 | 1011 | if (words&1) { |
1a344f29 WD |
1012 | ushort dummy; |
1013 | dummy = *pbuf; | |
c7de829c WD |
1014 | } |
1015 | } | |
1016 | #endif | |
1017 | ||
c609719b WD |
1018 | /* ------------------------------------------------------------------------- |
1019 | */ | |
1020 | static void ide_ident (block_dev_desc_t *dev_desc) | |
1021 | { | |
1022 | ulong iobuf[ATA_SECTORWORDS]; | |
1023 | unsigned char c; | |
1024 | hd_driveid_t *iop = (hd_driveid_t *)iobuf; | |
1025 | ||
c7de829c WD |
1026 | #ifdef CONFIG_AMIGAONEG3SE |
1027 | int max_bus_scan; | |
c7de829c | 1028 | char *s; |
64f70bed WD |
1029 | #endif |
1030 | #ifdef CONFIG_ATAPI | |
1031 | int retries = 0; | |
c7de829c WD |
1032 | int do_retry = 0; |
1033 | #endif | |
1034 | ||
c609719b WD |
1035 | #if 0 |
1036 | int mode, cycle_time; | |
1037 | #endif | |
1038 | int device; | |
1039 | device=dev_desc->dev; | |
1040 | printf (" Device %d: ", device); | |
1041 | ||
c7de829c WD |
1042 | #ifdef CONFIG_AMIGAONEG3SE |
1043 | s = getenv("ide_maxbus"); | |
1044 | if (s) { | |
1045 | max_bus_scan = simple_strtol(s, NULL, 10); | |
1046 | } else { | |
1047 | max_bus_scan = CFG_IDE_MAXBUS; | |
1048 | } | |
1049 | if (device >= max_bus_scan*2) { | |
1050 | dev_desc->type=DEV_TYPE_UNKNOWN; | |
1051 | return; | |
1052 | } | |
1053 | #endif | |
1054 | ||
c609719b WD |
1055 | ide_led (DEVICE_LED(device), 1); /* LED on */ |
1056 | /* Select device | |
1057 | */ | |
2262cfee | 1058 | ide_outb (device, ATA_DEV_HD, ATA_LBA | ATA_DEVICE(device)); |
c609719b WD |
1059 | dev_desc->if_type=IF_TYPE_IDE; |
1060 | #ifdef CONFIG_ATAPI | |
c7de829c | 1061 | |
c7de829c WD |
1062 | do_retry = 0; |
1063 | retries = 0; | |
1064 | ||
1065 | /* Warning: This will be tricky to read */ | |
c40b2956 | 1066 | while (retries <= 1) { |
c609719b | 1067 | /* check signature */ |
2262cfee WD |
1068 | if ((ide_inb(device,ATA_SECT_CNT) == 0x01) && |
1069 | (ide_inb(device,ATA_SECT_NUM) == 0x01) && | |
1070 | (ide_inb(device,ATA_CYL_LOW) == 0x14) && | |
1071 | (ide_inb(device,ATA_CYL_HIGH) == 0xEB)) { | |
c609719b WD |
1072 | /* ATAPI Signature found */ |
1073 | dev_desc->if_type=IF_TYPE_ATAPI; | |
1074 | /* Start Ident Command | |
1075 | */ | |
2262cfee | 1076 | ide_outb (device, ATA_COMMAND, ATAPI_CMD_IDENT); |
c609719b WD |
1077 | /* |
1078 | * Wait for completion - ATAPI devices need more time | |
1079 | * to become ready | |
1080 | */ | |
1081 | c = ide_wait (device, ATAPI_TIME_OUT); | |
c40b2956 | 1082 | } else |
c609719b WD |
1083 | #endif |
1084 | { | |
1085 | /* Start Ident Command | |
1086 | */ | |
2262cfee | 1087 | ide_outb (device, ATA_COMMAND, ATA_CMD_IDENT); |
c609719b WD |
1088 | |
1089 | /* Wait for completion | |
1090 | */ | |
1091 | c = ide_wait (device, IDE_TIME_OUT); | |
1092 | } | |
1093 | ide_led (DEVICE_LED(device), 0); /* LED off */ | |
1094 | ||
1095 | if (((c & ATA_STAT_DRQ) == 0) || | |
1096 | ((c & (ATA_STAT_FAULT|ATA_STAT_ERR)) != 0) ) { | |
64f70bed | 1097 | #ifdef CONFIG_ATAPI |
c7de829c | 1098 | #ifdef CONFIG_AMIGAONEG3SE |
64f70bed WD |
1099 | s = getenv("ide_doreset"); |
1100 | if (s && strcmp(s, "on") == 0) | |
1101 | #endif | |
1a344f29 WD |
1102 | { |
1103 | /* Need to soft reset the device in case it's an ATAPI... */ | |
1104 | debug ("Retrying...\n"); | |
1105 | ide_outb (device, ATA_DEV_HD, ATA_LBA | ATA_DEVICE(device)); | |
1106 | udelay(100000); | |
1107 | ide_outb (device, ATA_COMMAND, 0x08); | |
1108 | udelay (500000); /* 500 ms */ | |
1109 | } | |
64f70bed WD |
1110 | /* Select device |
1111 | */ | |
c7de829c | 1112 | ide_outb (device, ATA_DEV_HD, ATA_LBA | ATA_DEVICE(device)); |
c7de829c | 1113 | retries++; |
64f70bed WD |
1114 | #else |
1115 | return; | |
1116 | #endif | |
c609719b | 1117 | } |
64f70bed WD |
1118 | #ifdef CONFIG_ATAPI |
1119 | else | |
1120 | break; | |
c7de829c | 1121 | } /* see above - ugly to read */ |
64f70bed WD |
1122 | |
1123 | if (retries == 2) /* Not found */ | |
1124 | return; | |
1125 | #endif | |
c609719b WD |
1126 | |
1127 | input_swap_data (device, iobuf, ATA_SECTORWORDS); | |
1128 | ||
7a60ee7c JCPV |
1129 | ident_cpy ((unsigned char*)dev_desc->revision, iop->fw_rev, sizeof(dev_desc->revision)); |
1130 | ident_cpy ((unsigned char*)dev_desc->vendor, iop->model, sizeof(dev_desc->vendor)); | |
1131 | ident_cpy ((unsigned char*)dev_desc->product, iop->serial_no, sizeof(dev_desc->product)); | |
c3f9d493 WD |
1132 | #ifdef __LITTLE_ENDIAN |
1133 | /* | |
1134 | * firmware revision and model number have Big Endian Byte | |
1135 | * order in Word. Convert both to little endian. | |
1136 | * | |
1137 | * See CF+ and CompactFlash Specification Revision 2.0: | |
1138 | * 6.2.1.6: Identfy Drive, Table 39 for more details | |
1139 | */ | |
1140 | ||
1141 | strswab (dev_desc->revision); | |
1142 | strswab (dev_desc->vendor); | |
1143 | #endif /* __LITTLE_ENDIAN */ | |
c609719b WD |
1144 | |
1145 | if ((iop->config & 0x0080)==0x0080) | |
1146 | dev_desc->removable = 1; | |
1147 | else | |
1148 | dev_desc->removable = 0; | |
1149 | ||
1150 | #if 0 | |
1151 | /* | |
1152 | * Drive PIO mode autoselection | |
1153 | */ | |
1154 | mode = iop->tPIO; | |
1155 | ||
1156 | printf ("tPIO = 0x%02x = %d\n",mode, mode); | |
1157 | if (mode > 2) { /* 2 is maximum allowed tPIO value */ | |
1158 | mode = 2; | |
1a344f29 | 1159 | debug ("Override tPIO -> 2\n"); |
c609719b WD |
1160 | } |
1161 | if (iop->field_valid & 2) { /* drive implements ATA2? */ | |
1a344f29 | 1162 | debug ("Drive implements ATA2\n"); |
c609719b WD |
1163 | if (iop->capability & 8) { /* drive supports use_iordy? */ |
1164 | cycle_time = iop->eide_pio_iordy; | |
1165 | } else { | |
1166 | cycle_time = iop->eide_pio; | |
1167 | } | |
1a344f29 | 1168 | debug ("cycle time = %d\n", cycle_time); |
c609719b WD |
1169 | mode = 4; |
1170 | if (cycle_time > 120) mode = 3; /* 120 ns for PIO mode 4 */ | |
1171 | if (cycle_time > 180) mode = 2; /* 180 ns for PIO mode 3 */ | |
1172 | if (cycle_time > 240) mode = 1; /* 240 ns for PIO mode 4 */ | |
1173 | if (cycle_time > 383) mode = 0; /* 383 ns for PIO mode 4 */ | |
1174 | } | |
1175 | printf ("PIO mode to use: PIO %d\n", mode); | |
1176 | #endif /* 0 */ | |
1177 | ||
1178 | #ifdef CONFIG_ATAPI | |
1179 | if (dev_desc->if_type==IF_TYPE_ATAPI) { | |
1180 | atapi_inquiry(dev_desc); | |
1181 | return; | |
1182 | } | |
1183 | #endif /* CONFIG_ATAPI */ | |
1184 | ||
c3f9d493 | 1185 | #ifdef __BIG_ENDIAN |
c609719b WD |
1186 | /* swap shorts */ |
1187 | dev_desc->lba = (iop->lba_capacity << 16) | (iop->lba_capacity >> 16); | |
c3f9d493 WD |
1188 | #else /* ! __BIG_ENDIAN */ |
1189 | /* | |
1190 | * do not swap shorts on little endian | |
1191 | * | |
1192 | * See CF+ and CompactFlash Specification Revision 2.0: | |
1193 | * 6.2.1.6: Identfy Drive, Table 39, Word Address 57-58 for details. | |
1194 | */ | |
1195 | dev_desc->lba = iop->lba_capacity; | |
1196 | #endif /* __BIG_ENDIAN */ | |
c40b2956 | 1197 | |
42dfe7a1 | 1198 | #ifdef CONFIG_LBA48 |
c40b2956 | 1199 | if (iop->command_set_2 & 0x0400) { /* LBA 48 support */ |
6e592385 WD |
1200 | dev_desc->lba48 = 1; |
1201 | dev_desc->lba = (unsigned long long)iop->lba48_capacity[0] | | |
c40b2956 WD |
1202 | ((unsigned long long)iop->lba48_capacity[1] << 16) | |
1203 | ((unsigned long long)iop->lba48_capacity[2] << 32) | | |
1204 | ((unsigned long long)iop->lba48_capacity[3] << 48); | |
1205 | } else { | |
c40b2956 WD |
1206 | dev_desc->lba48 = 0; |
1207 | } | |
1208 | #endif /* CONFIG_LBA48 */ | |
c609719b WD |
1209 | /* assuming HD */ |
1210 | dev_desc->type=DEV_TYPE_HARDDISK; | |
1211 | dev_desc->blksz=ATA_BLOCKSIZE; | |
1212 | dev_desc->lun=0; /* just to fill something in... */ | |
1213 | ||
1214 | #if 0 /* only used to test the powersaving mode, | |
1215 | * if enabled, the drive goes after 5 sec | |
1216 | * in standby mode */ | |
2262cfee | 1217 | ide_outb (device, ATA_DEV_HD, ATA_LBA | ATA_DEVICE(device)); |
c609719b | 1218 | c = ide_wait (device, IDE_TIME_OUT); |
2262cfee WD |
1219 | ide_outb (device, ATA_SECT_CNT, 1); |
1220 | ide_outb (device, ATA_LBA_LOW, 0); | |
1221 | ide_outb (device, ATA_LBA_MID, 0); | |
1222 | ide_outb (device, ATA_LBA_HIGH, 0); | |
1a344f29 | 1223 | ide_outb (device, ATA_DEV_HD, ATA_LBA | ATA_DEVICE(device)); |
2262cfee | 1224 | ide_outb (device, ATA_COMMAND, 0xe3); |
c609719b WD |
1225 | udelay (50); |
1226 | c = ide_wait (device, IDE_TIME_OUT); /* can't take over 500 ms */ | |
1227 | #endif | |
1228 | } | |
1229 | ||
1230 | ||
1231 | /* ------------------------------------------------------------------------- */ | |
1232 | ||
eb867a76 | 1233 | ulong ide_read (int device, lbaint_t blknr, ulong blkcnt, void *buffer) |
c609719b WD |
1234 | { |
1235 | ulong n = 0; | |
1236 | unsigned char c; | |
1237 | unsigned char pwrsave=0; /* power save */ | |
42dfe7a1 | 1238 | #ifdef CONFIG_LBA48 |
c40b2956 | 1239 | unsigned char lba48 = 0; |
c609719b | 1240 | |
c40b2956 WD |
1241 | if (blknr & 0x0000fffff0000000) { |
1242 | /* more than 28 bits used, use 48bit mode */ | |
1243 | lba48 = 1; | |
1244 | } | |
1245 | #endif | |
1a344f29 | 1246 | debug ("ide_read dev %d start %qX, blocks %lX buffer at %lX\n", |
c609719b WD |
1247 | device, blknr, blkcnt, (ulong)buffer); |
1248 | ||
1249 | ide_led (DEVICE_LED(device), 1); /* LED on */ | |
1250 | ||
1251 | /* Select device | |
1252 | */ | |
2262cfee | 1253 | ide_outb (device, ATA_DEV_HD, ATA_LBA | ATA_DEVICE(device)); |
c609719b WD |
1254 | c = ide_wait (device, IDE_TIME_OUT); |
1255 | ||
1256 | if (c & ATA_STAT_BUSY) { | |
1257 | printf ("IDE read: device %d not ready\n", device); | |
1258 | goto IDE_READ_E; | |
1259 | } | |
1260 | ||
1261 | /* first check if the drive is in Powersaving mode, if yes, | |
1262 | * increase the timeout value */ | |
2262cfee | 1263 | ide_outb (device, ATA_COMMAND, ATA_CMD_CHK_PWR); |
c609719b WD |
1264 | udelay (50); |
1265 | ||
1266 | c = ide_wait (device, IDE_TIME_OUT); /* can't take over 500 ms */ | |
1267 | ||
1268 | if (c & ATA_STAT_BUSY) { | |
1269 | printf ("IDE read: device %d not ready\n", device); | |
1270 | goto IDE_READ_E; | |
1271 | } | |
1272 | if ((c & ATA_STAT_ERR) == ATA_STAT_ERR) { | |
1273 | printf ("No Powersaving mode %X\n", c); | |
1274 | } else { | |
2262cfee | 1275 | c = ide_inb(device,ATA_SECT_CNT); |
1a344f29 | 1276 | debug ("Powersaving %02X\n",c); |
c609719b WD |
1277 | if(c==0) |
1278 | pwrsave=1; | |
1279 | } | |
1280 | ||
1281 | ||
1282 | while (blkcnt-- > 0) { | |
1283 | ||
1284 | c = ide_wait (device, IDE_TIME_OUT); | |
1285 | ||
1286 | if (c & ATA_STAT_BUSY) { | |
1287 | printf ("IDE read: device %d not ready\n", device); | |
1288 | break; | |
1289 | } | |
42dfe7a1 | 1290 | #ifdef CONFIG_LBA48 |
c40b2956 WD |
1291 | if (lba48) { |
1292 | /* write high bits */ | |
1293 | ide_outb (device, ATA_SECT_CNT, 0); | |
1294 | ide_outb (device, ATA_LBA_LOW, (blknr >> 24) & 0xFF); | |
1295 | ide_outb (device, ATA_LBA_MID, (blknr >> 32) & 0xFF); | |
1296 | ide_outb (device, ATA_LBA_HIGH, (blknr >> 40) & 0xFF); | |
1297 | } | |
1298 | #endif | |
2262cfee WD |
1299 | ide_outb (device, ATA_SECT_CNT, 1); |
1300 | ide_outb (device, ATA_LBA_LOW, (blknr >> 0) & 0xFF); | |
1301 | ide_outb (device, ATA_LBA_MID, (blknr >> 8) & 0xFF); | |
1302 | ide_outb (device, ATA_LBA_HIGH, (blknr >> 16) & 0xFF); | |
c40b2956 | 1303 | |
42dfe7a1 | 1304 | #ifdef CONFIG_LBA48 |
c40b2956 WD |
1305 | if (lba48) { |
1306 | ide_outb (device, ATA_DEV_HD, ATA_LBA | ATA_DEVICE(device) ); | |
1307 | ide_outb (device, ATA_COMMAND, ATA_CMD_READ_EXT); | |
1308 | ||
1309 | } else | |
1310 | #endif | |
1311 | { | |
1312 | ide_outb (device, ATA_DEV_HD, ATA_LBA | | |
1313 | ATA_DEVICE(device) | | |
1314 | ((blknr >> 24) & 0xF) ); | |
1315 | ide_outb (device, ATA_COMMAND, ATA_CMD_READ); | |
1316 | } | |
c609719b WD |
1317 | |
1318 | udelay (50); | |
1319 | ||
1320 | if(pwrsave) { | |
1321 | c = ide_wait (device, IDE_SPIN_UP_TIME_OUT); /* may take up to 4 sec */ | |
1322 | pwrsave=0; | |
1323 | } else { | |
1324 | c = ide_wait (device, IDE_TIME_OUT); /* can't take over 500 ms */ | |
1325 | } | |
1326 | ||
1327 | if ((c&(ATA_STAT_DRQ|ATA_STAT_BUSY|ATA_STAT_ERR)) != ATA_STAT_DRQ) { | |
42dfe7a1 | 1328 | #if defined(CFG_64BIT_LBA) && defined(CFG_64BIT_VSPRINTF) |
c40b2956 | 1329 | printf ("Error (no IRQ) dev %d blk %qd: status 0x%02x\n", |
c609719b | 1330 | device, blknr, c); |
c40b2956 WD |
1331 | #else |
1332 | printf ("Error (no IRQ) dev %d blk %ld: status 0x%02x\n", | |
1333 | device, (ulong)blknr, c); | |
1334 | #endif | |
c609719b WD |
1335 | break; |
1336 | } | |
1337 | ||
1338 | input_data (device, buffer, ATA_SECTORWORDS); | |
2262cfee | 1339 | (void) ide_inb (device, ATA_STATUS); /* clear IRQ */ |
c609719b WD |
1340 | |
1341 | ++n; | |
1342 | ++blknr; | |
0b94504d | 1343 | buffer += ATA_BLOCKSIZE; |
c609719b WD |
1344 | } |
1345 | IDE_READ_E: | |
1346 | ide_led (DEVICE_LED(device), 0); /* LED off */ | |
1347 | return (n); | |
1348 | } | |
1349 | ||
1350 | /* ------------------------------------------------------------------------- */ | |
1351 | ||
1352 | ||
eb867a76 | 1353 | ulong ide_write (int device, lbaint_t blknr, ulong blkcnt, void *buffer) |
c609719b WD |
1354 | { |
1355 | ulong n = 0; | |
1356 | unsigned char c; | |
42dfe7a1 | 1357 | #ifdef CONFIG_LBA48 |
c40b2956 WD |
1358 | unsigned char lba48 = 0; |
1359 | ||
1360 | if (blknr & 0x0000fffff0000000) { | |
1361 | /* more than 28 bits used, use 48bit mode */ | |
1362 | lba48 = 1; | |
1363 | } | |
1364 | #endif | |
c609719b WD |
1365 | |
1366 | ide_led (DEVICE_LED(device), 1); /* LED on */ | |
1367 | ||
1368 | /* Select device | |
1369 | */ | |
2262cfee | 1370 | ide_outb (device, ATA_DEV_HD, ATA_LBA | ATA_DEVICE(device)); |
c609719b WD |
1371 | |
1372 | while (blkcnt-- > 0) { | |
1373 | ||
1374 | c = ide_wait (device, IDE_TIME_OUT); | |
1375 | ||
1376 | if (c & ATA_STAT_BUSY) { | |
1377 | printf ("IDE read: device %d not ready\n", device); | |
1378 | goto WR_OUT; | |
1379 | } | |
42dfe7a1 | 1380 | #ifdef CONFIG_LBA48 |
c40b2956 WD |
1381 | if (lba48) { |
1382 | /* write high bits */ | |
1383 | ide_outb (device, ATA_SECT_CNT, 0); | |
1384 | ide_outb (device, ATA_LBA_LOW, (blknr >> 24) & 0xFF); | |
1385 | ide_outb (device, ATA_LBA_MID, (blknr >> 32) & 0xFF); | |
1386 | ide_outb (device, ATA_LBA_HIGH, (blknr >> 40) & 0xFF); | |
1387 | } | |
1388 | #endif | |
2262cfee WD |
1389 | ide_outb (device, ATA_SECT_CNT, 1); |
1390 | ide_outb (device, ATA_LBA_LOW, (blknr >> 0) & 0xFF); | |
1391 | ide_outb (device, ATA_LBA_MID, (blknr >> 8) & 0xFF); | |
1392 | ide_outb (device, ATA_LBA_HIGH, (blknr >> 16) & 0xFF); | |
c40b2956 | 1393 | |
42dfe7a1 | 1394 | #ifdef CONFIG_LBA48 |
c40b2956 WD |
1395 | if (lba48) { |
1396 | ide_outb (device, ATA_DEV_HD, ATA_LBA | ATA_DEVICE(device) ); | |
1397 | ide_outb (device, ATA_COMMAND, ATA_CMD_WRITE_EXT); | |
1398 | ||
1399 | } else | |
1400 | #endif | |
1401 | { | |
1402 | ide_outb (device, ATA_DEV_HD, ATA_LBA | | |
1403 | ATA_DEVICE(device) | | |
1404 | ((blknr >> 24) & 0xF) ); | |
1405 | ide_outb (device, ATA_COMMAND, ATA_CMD_WRITE); | |
1406 | } | |
c609719b WD |
1407 | |
1408 | udelay (50); | |
1409 | ||
1410 | c = ide_wait (device, IDE_TIME_OUT); /* can't take over 500 ms */ | |
1411 | ||
1412 | if ((c&(ATA_STAT_DRQ|ATA_STAT_BUSY|ATA_STAT_ERR)) != ATA_STAT_DRQ) { | |
42dfe7a1 | 1413 | #if defined(CFG_64BIT_LBA) && defined(CFG_64BIT_VSPRINTF) |
c40b2956 | 1414 | printf ("Error (no IRQ) dev %d blk %qd: status 0x%02x\n", |
c609719b | 1415 | device, blknr, c); |
c40b2956 WD |
1416 | #else |
1417 | printf ("Error (no IRQ) dev %d blk %ld: status 0x%02x\n", | |
1418 | device, (ulong)blknr, c); | |
1419 | #endif | |
c609719b WD |
1420 | goto WR_OUT; |
1421 | } | |
1422 | ||
1423 | output_data (device, buffer, ATA_SECTORWORDS); | |
2262cfee | 1424 | c = ide_inb (device, ATA_STATUS); /* clear IRQ */ |
c609719b WD |
1425 | ++n; |
1426 | ++blknr; | |
0b94504d | 1427 | buffer += ATA_BLOCKSIZE; |
c609719b WD |
1428 | } |
1429 | WR_OUT: | |
1430 | ide_led (DEVICE_LED(device), 0); /* LED off */ | |
1431 | return (n); | |
1432 | } | |
1433 | ||
1434 | /* ------------------------------------------------------------------------- */ | |
1435 | ||
1436 | /* | |
1437 | * copy src to dest, skipping leading and trailing blanks and null | |
1438 | * terminate the string | |
7d7ce412 | 1439 | * "len" is the size of available memory including the terminating '\0' |
c609719b | 1440 | */ |
7d7ce412 | 1441 | static void ident_cpy (unsigned char *dst, unsigned char *src, unsigned int len) |
c609719b | 1442 | { |
7d7ce412 WD |
1443 | unsigned char *end, *last; |
1444 | ||
1445 | last = dst; | |
6fb6af6d | 1446 | end = src + len - 1; |
7d7ce412 WD |
1447 | |
1448 | /* reserve space for '\0' */ | |
1449 | if (len < 2) | |
1450 | goto OUT; | |
efa329cb | 1451 | |
7d7ce412 WD |
1452 | /* skip leading white space */ |
1453 | while ((*src) && (src<end) && (*src==' ')) | |
1454 | ++src; | |
1455 | ||
1456 | /* copy string, omitting trailing white space */ | |
1457 | while ((*src) && (src<end)) { | |
1458 | *dst++ = *src; | |
1459 | if (*src++ != ' ') | |
1460 | last = dst; | |
c609719b | 1461 | } |
7d7ce412 WD |
1462 | OUT: |
1463 | *last = '\0'; | |
c609719b WD |
1464 | } |
1465 | ||
1466 | /* ------------------------------------------------------------------------- */ | |
1467 | ||
1468 | /* | |
1469 | * Wait until Busy bit is off, or timeout (in ms) | |
1470 | * Return last status | |
1471 | */ | |
1472 | static uchar ide_wait (int dev, ulong t) | |
1473 | { | |
1474 | ulong delay = 10 * t; /* poll every 100 us */ | |
1475 | uchar c; | |
1476 | ||
2262cfee | 1477 | while ((c = ide_inb(dev, ATA_STATUS)) & ATA_STAT_BUSY) { |
c609719b WD |
1478 | udelay (100); |
1479 | if (delay-- == 0) { | |
1480 | break; | |
1481 | } | |
1482 | } | |
1483 | return (c); | |
1484 | } | |
1485 | ||
1486 | /* ------------------------------------------------------------------------- */ | |
1487 | ||
1488 | #ifdef CONFIG_IDE_RESET | |
1489 | extern void ide_set_reset(int idereset); | |
1490 | ||
1491 | static void ide_reset (void) | |
1492 | { | |
1493 | #if defined(CFG_PB_12V_ENABLE) || defined(CFG_PB_IDE_MOTOR) | |
1494 | volatile immap_t *immr = (immap_t *)CFG_IMMR; | |
1495 | #endif | |
1496 | int i; | |
1497 | ||
1498 | curr_device = -1; | |
1499 | for (i=0; i<CFG_IDE_MAXBUS; ++i) | |
1500 | ide_bus_ok[i] = 0; | |
1501 | for (i=0; i<CFG_IDE_MAXDEVICE; ++i) | |
1502 | ide_dev_desc[i].type = DEV_TYPE_UNKNOWN; | |
1503 | ||
1504 | ide_set_reset (1); /* assert reset */ | |
1505 | ||
1506 | WATCHDOG_RESET(); | |
1507 | ||
1508 | #ifdef CFG_PB_12V_ENABLE | |
1509 | immr->im_cpm.cp_pbdat &= ~(CFG_PB_12V_ENABLE); /* 12V Enable output OFF */ | |
1510 | immr->im_cpm.cp_pbpar &= ~(CFG_PB_12V_ENABLE); | |
1511 | immr->im_cpm.cp_pbodr &= ~(CFG_PB_12V_ENABLE); | |
1512 | immr->im_cpm.cp_pbdir |= CFG_PB_12V_ENABLE; | |
1513 | ||
1514 | /* wait 500 ms for the voltage to stabilize | |
1515 | */ | |
1516 | for (i=0; i<500; ++i) { | |
1517 | udelay (1000); | |
1518 | } | |
1519 | ||
1520 | immr->im_cpm.cp_pbdat |= CFG_PB_12V_ENABLE; /* 12V Enable output ON */ | |
1521 | #endif /* CFG_PB_12V_ENABLE */ | |
1522 | ||
1523 | #ifdef CFG_PB_IDE_MOTOR | |
1524 | /* configure IDE Motor voltage monitor pin as input */ | |
1525 | immr->im_cpm.cp_pbpar &= ~(CFG_PB_IDE_MOTOR); | |
1526 | immr->im_cpm.cp_pbodr &= ~(CFG_PB_IDE_MOTOR); | |
1527 | immr->im_cpm.cp_pbdir &= ~(CFG_PB_IDE_MOTOR); | |
1528 | ||
1529 | /* wait up to 1 s for the motor voltage to stabilize | |
1530 | */ | |
1531 | for (i=0; i<1000; ++i) { | |
1532 | if ((immr->im_cpm.cp_pbdat & CFG_PB_IDE_MOTOR) != 0) { | |
1533 | break; | |
1534 | } | |
1535 | udelay (1000); | |
1536 | } | |
1537 | ||
1538 | if (i == 1000) { /* Timeout */ | |
1539 | printf ("\nWarning: 5V for IDE Motor missing\n"); | |
1540 | # ifdef CONFIG_STATUS_LED | |
1541 | # ifdef STATUS_LED_YELLOW | |
1542 | status_led_set (STATUS_LED_YELLOW, STATUS_LED_ON ); | |
1543 | # endif | |
1544 | # ifdef STATUS_LED_GREEN | |
1545 | status_led_set (STATUS_LED_GREEN, STATUS_LED_OFF); | |
1546 | # endif | |
1547 | # endif /* CONFIG_STATUS_LED */ | |
1548 | } | |
1549 | #endif /* CFG_PB_IDE_MOTOR */ | |
1550 | ||
1551 | WATCHDOG_RESET(); | |
1552 | ||
1553 | /* de-assert RESET signal */ | |
1554 | ide_set_reset(0); | |
1555 | ||
1556 | /* wait 250 ms */ | |
1557 | for (i=0; i<250; ++i) { | |
1558 | udelay (1000); | |
1559 | } | |
1560 | } | |
1561 | ||
1562 | #endif /* CONFIG_IDE_RESET */ | |
1563 | ||
1564 | /* ------------------------------------------------------------------------- */ | |
1565 | ||
e2ffd59b WD |
1566 | #if defined(CONFIG_IDE_LED) && \ |
1567 | !defined(CONFIG_AMIGAONEG3SE)&& \ | |
1568 | !defined(CONFIG_CPC45) && \ | |
1569 | !defined(CONFIG_HMI10) && \ | |
1570 | !defined(CONFIG_KUP4K) && \ | |
1571 | !defined(CONFIG_KUP4X) | |
c609719b WD |
1572 | |
1573 | static uchar led_buffer = 0; /* Buffer for current LED status */ | |
1574 | ||
1575 | static void ide_led (uchar led, uchar status) | |
1576 | { | |
1577 | uchar *led_port = LED_PORT; | |
1578 | ||
1579 | if (status) { /* switch LED on */ | |
1580 | led_buffer |= led; | |
1581 | } else { /* switch LED off */ | |
1582 | led_buffer &= ~led; | |
1583 | } | |
1584 | ||
1585 | *led_port = led_buffer; | |
1586 | } | |
1587 | ||
1588 | #endif /* CONFIG_IDE_LED */ | |
1589 | ||
1590 | /* ------------------------------------------------------------------------- */ | |
1591 | ||
1592 | #ifdef CONFIG_ATAPI | |
1593 | /**************************************************************************** | |
1594 | * ATAPI Support | |
1595 | */ | |
1596 | ||
db01a2ea | 1597 | #if defined(__PPC__) || defined(CONFIG_PXA_PCMCIA) |
c609719b WD |
1598 | /* since ATAPI may use commands with not 4 bytes alligned length |
1599 | * we have our own transfer functions, 2 bytes alligned */ | |
1600 | static void | |
1601 | output_data_shorts(int dev, ushort *sect_buf, int shorts) | |
1602 | { | |
1a344f29 | 1603 | #if defined(CONFIG_HMI10) || defined(CONFIG_CPC45) |
a522fa0e WD |
1604 | uchar *dbuf; |
1605 | volatile uchar *pbuf_even; | |
1606 | volatile uchar *pbuf_odd; | |
1607 | ||
1608 | pbuf_even = (uchar *)(ATA_CURR_BASE(dev)+ATA_DATA_EVEN); | |
1609 | pbuf_odd = (uchar *)(ATA_CURR_BASE(dev)+ATA_DATA_ODD); | |
1610 | while (shorts--) { | |
5cf91d6b | 1611 | EIEIO; |
a522fa0e | 1612 | *pbuf_even = *dbuf++; |
5cf91d6b | 1613 | EIEIO; |
a522fa0e WD |
1614 | *pbuf_odd = *dbuf++; |
1615 | } | |
1a344f29 | 1616 | #else |
c609719b WD |
1617 | ushort *dbuf; |
1618 | volatile ushort *pbuf; | |
1619 | ||
1620 | pbuf = (ushort *)(ATA_CURR_BASE(dev)+ATA_DATA_REG); | |
1621 | dbuf = (ushort *)sect_buf; | |
db01a2ea | 1622 | |
1a344f29 | 1623 | debug ("in output data shorts base for read is %lx\n", (unsigned long) pbuf); |
db01a2ea | 1624 | |
c609719b | 1625 | while (shorts--) { |
5cf91d6b | 1626 | EIEIO; |
1a344f29 | 1627 | *pbuf = *dbuf++; |
c609719b | 1628 | } |
1a344f29 WD |
1629 | #endif |
1630 | } | |
1631 | ||
1632 | static void | |
1633 | input_data_shorts(int dev, ushort *sect_buf, int shorts) | |
1634 | { | |
1635 | #if defined(CONFIG_HMI10) || defined(CONFIG_CPC45) | |
a522fa0e WD |
1636 | uchar *dbuf; |
1637 | volatile uchar *pbuf_even; | |
1638 | volatile uchar *pbuf_odd; | |
1639 | ||
1640 | pbuf_even = (uchar *)(ATA_CURR_BASE(dev)+ATA_DATA_EVEN); | |
1641 | pbuf_odd = (uchar *)(ATA_CURR_BASE(dev)+ATA_DATA_ODD); | |
1642 | while (shorts--) { | |
5cf91d6b | 1643 | EIEIO; |
a522fa0e | 1644 | *dbuf++ = *pbuf_even; |
5cf91d6b | 1645 | EIEIO; |
a522fa0e WD |
1646 | *dbuf++ = *pbuf_odd; |
1647 | } | |
1a344f29 WD |
1648 | #else |
1649 | ushort *dbuf; | |
1650 | volatile ushort *pbuf; | |
1651 | ||
1652 | pbuf = (ushort *)(ATA_CURR_BASE(dev)+ATA_DATA_REG); | |
1653 | dbuf = (ushort *)sect_buf; | |
1654 | ||
1655 | debug("in input data shorts base for read is %lx\n", (unsigned long) pbuf); | |
1656 | ||
1657 | while (shorts--) { | |
1658 | EIEIO; | |
1659 | *dbuf++ = *pbuf; | |
1660 | } | |
1661 | #endif | |
c609719b WD |
1662 | } |
1663 | ||
2262cfee WD |
1664 | #else /* ! __PPC__ */ |
1665 | static void | |
1666 | output_data_shorts(int dev, ushort *sect_buf, int shorts) | |
1667 | { | |
15647dc7 | 1668 | outsw(ATA_CURR_BASE(dev)+ATA_DATA_REG, sect_buf, shorts); |
2262cfee WD |
1669 | } |
1670 | ||
2262cfee WD |
1671 | static void |
1672 | input_data_shorts(int dev, ushort *sect_buf, int shorts) | |
1673 | { | |
15647dc7 | 1674 | insw(ATA_CURR_BASE(dev)+ATA_DATA_REG, sect_buf, shorts); |
2262cfee WD |
1675 | } |
1676 | ||
1677 | #endif /* __PPC__ */ | |
1678 | ||
c609719b WD |
1679 | /* |
1680 | * Wait until (Status & mask) == res, or timeout (in ms) | |
1681 | * Return last status | |
1682 | * This is used since some ATAPI CD ROMs clears their Busy Bit first | |
1683 | * and then they set their DRQ Bit | |
1684 | */ | |
1685 | static uchar atapi_wait_mask (int dev, ulong t,uchar mask, uchar res) | |
1686 | { | |
1687 | ulong delay = 10 * t; /* poll every 100 us */ | |
1688 | uchar c; | |
1689 | ||
2262cfee WD |
1690 | c = ide_inb(dev,ATA_DEV_CTL); /* prevents to read the status before valid */ |
1691 | while (((c = ide_inb(dev, ATA_STATUS)) & mask) != res) { | |
c609719b WD |
1692 | /* break if error occurs (doesn't make sense to wait more) */ |
1693 | if((c & ATA_STAT_ERR)==ATA_STAT_ERR) | |
1694 | break; | |
1695 | udelay (100); | |
1696 | if (delay-- == 0) { | |
1697 | break; | |
1698 | } | |
1699 | } | |
1700 | return (c); | |
1701 | } | |
1702 | ||
1703 | /* | |
1704 | * issue an atapi command | |
1705 | */ | |
1706 | unsigned char atapi_issue(int device,unsigned char* ccb,int ccblen, unsigned char * buffer,int buflen) | |
1707 | { | |
1708 | unsigned char c,err,mask,res; | |
1709 | int n; | |
1710 | ide_led (DEVICE_LED(device), 1); /* LED on */ | |
1711 | ||
1712 | /* Select device | |
1713 | */ | |
1714 | mask = ATA_STAT_BUSY|ATA_STAT_DRQ; | |
1715 | res = 0; | |
c7de829c WD |
1716 | #ifdef CONFIG_AMIGAONEG3SE |
1717 | # warning THF: Removed LBA mode ??? | |
1718 | #endif | |
2262cfee | 1719 | ide_outb (device, ATA_DEV_HD, ATA_LBA | ATA_DEVICE(device)); |
c609719b WD |
1720 | c = atapi_wait_mask(device,ATAPI_TIME_OUT,mask,res); |
1721 | if ((c & mask) != res) { | |
1722 | printf ("ATAPI_ISSUE: device %d not ready status %X\n", device,c); | |
1723 | err=0xFF; | |
1724 | goto AI_OUT; | |
1725 | } | |
1726 | /* write taskfile */ | |
2262cfee | 1727 | ide_outb (device, ATA_ERROR_REG, 0); /* no DMA, no overlaped */ |
c7de829c WD |
1728 | ide_outb (device, ATA_SECT_CNT, 0); |
1729 | ide_outb (device, ATA_SECT_NUM, 0); | |
2262cfee | 1730 | ide_outb (device, ATA_CYL_LOW, (unsigned char)(buflen & 0xFF)); |
c7de829c WD |
1731 | ide_outb (device, ATA_CYL_HIGH, (unsigned char)((buflen>>8) & 0xFF)); |
1732 | #ifdef CONFIG_AMIGAONEG3SE | |
1733 | # warning THF: Removed LBA mode ??? | |
1734 | #endif | |
2262cfee | 1735 | ide_outb (device, ATA_DEV_HD, ATA_LBA | ATA_DEVICE(device)); |
c609719b | 1736 | |
2262cfee | 1737 | ide_outb (device, ATA_COMMAND, ATAPI_CMD_PACKET); |
c609719b WD |
1738 | udelay (50); |
1739 | ||
1740 | mask = ATA_STAT_DRQ|ATA_STAT_BUSY|ATA_STAT_ERR; | |
1741 | res = ATA_STAT_DRQ; | |
1742 | c = atapi_wait_mask(device,ATAPI_TIME_OUT,mask,res); | |
1743 | ||
1744 | if ((c & mask) != res) { /* DRQ must be 1, BSY 0 */ | |
1745 | printf ("ATTAPI_ISSUE: Error (no IRQ) before sending ccb dev %d status 0x%02x\n",device,c); | |
1746 | err=0xFF; | |
1747 | goto AI_OUT; | |
1748 | } | |
1749 | ||
1750 | output_data_shorts (device, (unsigned short *)ccb,ccblen/2); /* write command block */ | |
1751 | /* ATAPI Command written wait for completition */ | |
1752 | udelay (5000); /* device must set bsy */ | |
1753 | ||
1754 | mask = ATA_STAT_DRQ|ATA_STAT_BUSY|ATA_STAT_ERR; | |
1755 | /* if no data wait for DRQ = 0 BSY = 0 | |
1756 | * if data wait for DRQ = 1 BSY = 0 */ | |
1757 | res=0; | |
1758 | if(buflen) | |
1759 | res = ATA_STAT_DRQ; | |
1760 | c = atapi_wait_mask(device,ATAPI_TIME_OUT,mask,res); | |
1761 | if ((c & mask) != res ) { | |
1762 | if (c & ATA_STAT_ERR) { | |
2262cfee | 1763 | err=(ide_inb(device,ATA_ERROR_REG))>>4; |
1a344f29 | 1764 | debug ("atapi_issue 1 returned sense key %X status %02X\n",err,c); |
c609719b WD |
1765 | } else { |
1766 | printf ("ATTAPI_ISSUE: (no DRQ) after sending ccb (%x) status 0x%02x\n", ccb[0],c); | |
1767 | err=0xFF; | |
1768 | } | |
1769 | goto AI_OUT; | |
1770 | } | |
2262cfee | 1771 | n=ide_inb(device, ATA_CYL_HIGH); |
c609719b | 1772 | n<<=8; |
2262cfee | 1773 | n+=ide_inb(device, ATA_CYL_LOW); |
c609719b WD |
1774 | if(n>buflen) { |
1775 | printf("ERROR, transfer bytes %d requested only %d\n",n,buflen); | |
1776 | err=0xff; | |
1777 | goto AI_OUT; | |
1778 | } | |
1779 | if((n==0)&&(buflen<0)) { | |
1780 | printf("ERROR, transfer bytes %d requested %d\n",n,buflen); | |
1781 | err=0xff; | |
1782 | goto AI_OUT; | |
1783 | } | |
1784 | if(n!=buflen) { | |
1a344f29 | 1785 | debug ("WARNING, transfer bytes %d not equal with requested %d\n",n,buflen); |
c609719b WD |
1786 | } |
1787 | if(n!=0) { /* data transfer */ | |
1a344f29 | 1788 | debug ("ATAPI_ISSUE: %d Bytes to transfer\n",n); |
c609719b WD |
1789 | /* we transfer shorts */ |
1790 | n>>=1; | |
1791 | /* ok now decide if it is an in or output */ | |
2262cfee | 1792 | if ((ide_inb(device, ATA_SECT_CNT)&0x02)==0) { |
1a344f29 | 1793 | debug ("Write to device\n"); |
c609719b WD |
1794 | output_data_shorts(device,(unsigned short *)buffer,n); |
1795 | } else { | |
1a344f29 | 1796 | debug ("Read from device @ %p shorts %d\n",buffer,n); |
c609719b WD |
1797 | input_data_shorts(device,(unsigned short *)buffer,n); |
1798 | } | |
1799 | } | |
1800 | udelay(5000); /* seems that some CD ROMs need this... */ | |
1801 | mask = ATA_STAT_BUSY|ATA_STAT_ERR; | |
1802 | res=0; | |
1803 | c = atapi_wait_mask(device,ATAPI_TIME_OUT,mask,res); | |
1804 | if ((c & ATA_STAT_ERR) == ATA_STAT_ERR) { | |
2262cfee | 1805 | err=(ide_inb(device,ATA_ERROR_REG) >> 4); |
1a344f29 | 1806 | debug ("atapi_issue 2 returned sense key %X status %X\n",err,c); |
c609719b WD |
1807 | } else { |
1808 | err = 0; | |
1809 | } | |
1810 | AI_OUT: | |
1811 | ide_led (DEVICE_LED(device), 0); /* LED off */ | |
1812 | return (err); | |
1813 | } | |
1814 | ||
1815 | /* | |
1816 | * sending the command to atapi_issue. If an status other than good | |
1817 | * returns, an request_sense will be issued | |
1818 | */ | |
1819 | ||
1820 | #define ATAPI_DRIVE_NOT_READY 100 | |
1821 | #define ATAPI_UNIT_ATTN 10 | |
1822 | ||
1823 | unsigned char atapi_issue_autoreq (int device, | |
1824 | unsigned char* ccb, | |
1825 | int ccblen, | |
1826 | unsigned char *buffer, | |
1827 | int buflen) | |
1828 | { | |
1829 | unsigned char sense_data[18],sense_ccb[12]; | |
1830 | unsigned char res,key,asc,ascq; | |
1831 | int notready,unitattn; | |
1832 | ||
c7de829c WD |
1833 | #ifdef CONFIG_AMIGAONEG3SE |
1834 | char *s; | |
1835 | unsigned int timeout, retrycnt; | |
1836 | ||
1837 | s = getenv("ide_cd_timeout"); | |
1838 | timeout = s ? (simple_strtol(s, NULL, 10)*1000000)/5 : 0; | |
1839 | ||
1840 | retrycnt = 0; | |
1841 | #endif | |
1842 | ||
c609719b WD |
1843 | unitattn=ATAPI_UNIT_ATTN; |
1844 | notready=ATAPI_DRIVE_NOT_READY; | |
1845 | ||
1846 | retry: | |
1847 | res= atapi_issue(device,ccb,ccblen,buffer,buflen); | |
1848 | if (res==0) | |
1849 | return (0); /* Ok */ | |
1850 | ||
1851 | if (res==0xFF) | |
1852 | return (0xFF); /* error */ | |
1853 | ||
1a344f29 | 1854 | debug ("(auto_req)atapi_issue returned sense key %X\n",res); |
c609719b WD |
1855 | |
1856 | memset(sense_ccb,0,sizeof(sense_ccb)); | |
1857 | memset(sense_data,0,sizeof(sense_data)); | |
1858 | sense_ccb[0]=ATAPI_CMD_REQ_SENSE; | |
c7de829c | 1859 | sense_ccb[4]=18; /* allocation Length */ |
c609719b WD |
1860 | |
1861 | res=atapi_issue(device,sense_ccb,12,sense_data,18); | |
1862 | key=(sense_data[2]&0xF); | |
1863 | asc=(sense_data[12]); | |
1864 | ascq=(sense_data[13]); | |
1865 | ||
1a344f29 WD |
1866 | debug ("ATAPI_CMD_REQ_SENSE returned %x\n",res); |
1867 | debug (" Sense page: %02X key %02X ASC %02X ASCQ %02X\n", | |
c609719b WD |
1868 | sense_data[0], |
1869 | key, | |
1870 | asc, | |
1871 | ascq); | |
1872 | ||
1873 | if((key==0)) | |
1874 | return 0; /* ok device ready */ | |
1875 | ||
1876 | if((key==6)|| (asc==0x29) || (asc==0x28)) { /* Unit Attention */ | |
1877 | if(unitattn-->0) { | |
1878 | udelay(200*1000); | |
1879 | goto retry; | |
1880 | } | |
1881 | printf("Unit Attention, tried %d\n",ATAPI_UNIT_ATTN); | |
1882 | goto error; | |
1883 | } | |
1884 | if((asc==0x4) && (ascq==0x1)) { /* not ready, but will be ready soon */ | |
1885 | if (notready-->0) { | |
1886 | udelay(200*1000); | |
1887 | goto retry; | |
1888 | } | |
1889 | printf("Drive not ready, tried %d times\n",ATAPI_DRIVE_NOT_READY); | |
1890 | goto error; | |
1891 | } | |
1892 | if(asc==0x3a) { | |
1a344f29 | 1893 | debug ("Media not present\n"); |
c609719b WD |
1894 | goto error; |
1895 | } | |
c7de829c WD |
1896 | |
1897 | #ifdef CONFIG_AMIGAONEG3SE | |
1898 | if ((sense_data[2]&0xF)==0x0B) { | |
1a344f29 | 1899 | debug ("ABORTED COMMAND...retry\n"); |
c7de829c WD |
1900 | if (retrycnt++ < 4) |
1901 | goto retry; | |
1902 | return (0xFF); | |
1903 | } | |
1904 | ||
1905 | if ((sense_data[2]&0xf) == 0x02 && | |
1906 | sense_data[12] == 0x04 && | |
1907 | sense_data[13] == 0x01 ) { | |
1a344f29 | 1908 | debug ("Waiting for unit to become active\n"); |
c7de829c WD |
1909 | udelay(timeout); |
1910 | if (retrycnt++ < 4) | |
1911 | goto retry; | |
1912 | return 0xFF; | |
1913 | } | |
1914 | #endif /* CONFIG_AMIGAONEG3SE */ | |
1915 | ||
c609719b WD |
1916 | printf ("ERROR: Unknown Sense key %02X ASC %02X ASCQ %02X\n",key,asc,ascq); |
1917 | error: | |
1a344f29 | 1918 | debug ("ERROR Sense key %02X ASC %02X ASCQ %02X\n",key,asc,ascq); |
c609719b WD |
1919 | return (0xFF); |
1920 | } | |
1921 | ||
1922 | ||
c609719b WD |
1923 | static void atapi_inquiry(block_dev_desc_t * dev_desc) |
1924 | { | |
1925 | unsigned char ccb[12]; /* Command descriptor block */ | |
1926 | unsigned char iobuf[64]; /* temp buf */ | |
1927 | unsigned char c; | |
1928 | int device; | |
1929 | ||
1930 | device=dev_desc->dev; | |
1931 | dev_desc->type=DEV_TYPE_UNKNOWN; /* not yet valid */ | |
1932 | dev_desc->block_read=atapi_read; | |
1933 | ||
1934 | memset(ccb,0,sizeof(ccb)); | |
1935 | memset(iobuf,0,sizeof(iobuf)); | |
1936 | ||
1937 | ccb[0]=ATAPI_CMD_INQUIRY; | |
1938 | ccb[4]=40; /* allocation Legnth */ | |
1939 | c=atapi_issue_autoreq(device,ccb,12,(unsigned char *)iobuf,40); | |
1940 | ||
1a344f29 | 1941 | debug ("ATAPI_CMD_INQUIRY returned %x\n",c); |
c609719b WD |
1942 | if (c!=0) |
1943 | return; | |
1944 | ||
1945 | /* copy device ident strings */ | |
7a60ee7c JCPV |
1946 | ident_cpy((unsigned char*)dev_desc->vendor,&iobuf[8],8); |
1947 | ident_cpy((unsigned char*)dev_desc->product,&iobuf[16],16); | |
1948 | ident_cpy((unsigned char*)dev_desc->revision,&iobuf[32],5); | |
c609719b WD |
1949 | |
1950 | dev_desc->lun=0; | |
1951 | dev_desc->lba=0; | |
1952 | dev_desc->blksz=0; | |
1953 | dev_desc->type=iobuf[0] & 0x1f; | |
1954 | ||
1955 | if ((iobuf[1]&0x80)==0x80) | |
1956 | dev_desc->removable = 1; | |
1957 | else | |
1958 | dev_desc->removable = 0; | |
1959 | ||
1960 | memset(ccb,0,sizeof(ccb)); | |
1961 | memset(iobuf,0,sizeof(iobuf)); | |
1962 | ccb[0]=ATAPI_CMD_START_STOP; | |
1963 | ccb[4]=0x03; /* start */ | |
1964 | ||
1965 | c=atapi_issue_autoreq(device,ccb,12,(unsigned char *)iobuf,0); | |
1966 | ||
1a344f29 | 1967 | debug ("ATAPI_CMD_START_STOP returned %x\n",c); |
c609719b WD |
1968 | if (c!=0) |
1969 | return; | |
1970 | ||
1971 | memset(ccb,0,sizeof(ccb)); | |
1972 | memset(iobuf,0,sizeof(iobuf)); | |
1973 | c=atapi_issue_autoreq(device,ccb,12,(unsigned char *)iobuf,0); | |
1974 | ||
1a344f29 | 1975 | debug ("ATAPI_CMD_UNIT_TEST_READY returned %x\n",c); |
c609719b WD |
1976 | if (c!=0) |
1977 | return; | |
1978 | ||
1979 | memset(ccb,0,sizeof(ccb)); | |
1980 | memset(iobuf,0,sizeof(iobuf)); | |
1981 | ccb[0]=ATAPI_CMD_READ_CAP; | |
1982 | c=atapi_issue_autoreq(device,ccb,12,(unsigned char *)iobuf,8); | |
1a344f29 | 1983 | debug ("ATAPI_CMD_READ_CAP returned %x\n",c); |
c609719b WD |
1984 | if (c!=0) |
1985 | return; | |
1986 | ||
1a344f29 | 1987 | debug ("Read Cap: LBA %02X%02X%02X%02X blksize %02X%02X%02X%02X\n", |
c609719b WD |
1988 | iobuf[0],iobuf[1],iobuf[2],iobuf[3], |
1989 | iobuf[4],iobuf[5],iobuf[6],iobuf[7]); | |
1990 | ||
1991 | dev_desc->lba =((unsigned long)iobuf[0]<<24) + | |
1992 | ((unsigned long)iobuf[1]<<16) + | |
1993 | ((unsigned long)iobuf[2]<< 8) + | |
1994 | ((unsigned long)iobuf[3]); | |
1995 | dev_desc->blksz=((unsigned long)iobuf[4]<<24) + | |
1996 | ((unsigned long)iobuf[5]<<16) + | |
1997 | ((unsigned long)iobuf[6]<< 8) + | |
1998 | ((unsigned long)iobuf[7]); | |
42dfe7a1 | 1999 | #ifdef CONFIG_LBA48 |
c40b2956 | 2000 | dev_desc->lba48 = 0; /* ATAPI devices cannot use 48bit addressing (ATA/ATAPI v7) */ |
42dfe7a1 | 2001 | #endif |
c609719b WD |
2002 | return; |
2003 | } | |
2004 | ||
2005 | ||
2006 | /* | |
2007 | * atapi_read: | |
2008 | * we transfer only one block per command, since the multiple DRQ per | |
2009 | * command is not yet implemented | |
2010 | */ | |
2011 | #define ATAPI_READ_MAX_BYTES 2048 /* we read max 2kbytes */ | |
2012 | #define ATAPI_READ_BLOCK_SIZE 2048 /* assuming CD part */ | |
2013 | #define ATAPI_READ_MAX_BLOCK ATAPI_READ_MAX_BYTES/ATAPI_READ_BLOCK_SIZE /* max blocks */ | |
2014 | ||
eb867a76 | 2015 | ulong atapi_read (int device, lbaint_t blknr, ulong blkcnt, void *buffer) |
c609719b WD |
2016 | { |
2017 | ulong n = 0; | |
2018 | unsigned char ccb[12]; /* Command descriptor block */ | |
2019 | ulong cnt; | |
2020 | ||
1a344f29 | 2021 | debug ("atapi_read dev %d start %lX, blocks %lX buffer at %lX\n", |
c609719b WD |
2022 | device, blknr, blkcnt, (ulong)buffer); |
2023 | ||
2024 | do { | |
2025 | if (blkcnt>ATAPI_READ_MAX_BLOCK) { | |
2026 | cnt=ATAPI_READ_MAX_BLOCK; | |
2027 | } else { | |
2028 | cnt=blkcnt; | |
2029 | } | |
2030 | ccb[0]=ATAPI_CMD_READ_12; | |
2031 | ccb[1]=0; /* reserved */ | |
2032 | ccb[2]=(unsigned char) (blknr>>24) & 0xFF; /* MSB Block */ | |
2033 | ccb[3]=(unsigned char) (blknr>>16) & 0xFF; /* */ | |
2034 | ccb[4]=(unsigned char) (blknr>> 8) & 0xFF; | |
2035 | ccb[5]=(unsigned char) blknr & 0xFF; /* LSB Block */ | |
2036 | ccb[6]=(unsigned char) (cnt >>24) & 0xFF; /* MSB Block count */ | |
2037 | ccb[7]=(unsigned char) (cnt >>16) & 0xFF; | |
2038 | ccb[8]=(unsigned char) (cnt >> 8) & 0xFF; | |
2039 | ccb[9]=(unsigned char) cnt & 0xFF; /* LSB Block */ | |
2040 | ccb[10]=0; /* reserved */ | |
2041 | ccb[11]=0; /* reserved */ | |
2042 | ||
2043 | if (atapi_issue_autoreq(device,ccb,12, | |
2044 | (unsigned char *)buffer, | |
2045 | cnt*ATAPI_READ_BLOCK_SIZE) == 0xFF) { | |
2046 | return (n); | |
2047 | } | |
2048 | n+=cnt; | |
2049 | blkcnt-=cnt; | |
2050 | blknr+=cnt; | |
0b94504d | 2051 | buffer+=(cnt*ATAPI_READ_BLOCK_SIZE); |
c609719b WD |
2052 | } while (blkcnt > 0); |
2053 | return (n); | |
2054 | } | |
2055 | ||
2056 | /* ------------------------------------------------------------------------- */ | |
2057 | ||
2058 | #endif /* CONFIG_ATAPI */ | |
2059 | ||
0d498393 WD |
2060 | U_BOOT_CMD( |
2061 | ide, 5, 1, do_ide, | |
8bde7f77 WD |
2062 | "ide - IDE sub-system\n", |
2063 | "reset - reset IDE controller\n" | |
2064 | "ide info - show available IDE devices\n" | |
2065 | "ide device [dev] - show or set current device\n" | |
2066 | "ide part [dev] - print partition table of one or all IDE devices\n" | |
2067 | "ide read addr blk# cnt\n" | |
2068 | "ide write addr blk# cnt - read/write `cnt'" | |
2069 | " blocks starting at block `blk#'\n" | |
2070 | " to/from memory address `addr'\n" | |
2071 | ); | |
2072 | ||
0d498393 WD |
2073 | U_BOOT_CMD( |
2074 | diskboot, 3, 1, do_diskboot, | |
8bde7f77 WD |
2075 | "diskboot- boot from IDE device\n", |
2076 | "loadAddr dev:part\n" | |
2077 | ); |