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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 | |
d87080b7 WD |
55 | #ifdef CONFIG_IDE_8xx_DIRECT |
56 | DECLARE_GLOBAL_DATA_PTR; | |
57 | #endif | |
58 | ||
5cf91d6b WD |
59 | #ifdef __PPC__ |
60 | # define EIEIO __asm__ volatile ("eieio") | |
1a344f29 | 61 | # define SYNC __asm__ volatile ("sync") |
5cf91d6b WD |
62 | #else |
63 | # define EIEIO /* nothing */ | |
1a344f29 | 64 | # define SYNC /* nothing */ |
c609719b WD |
65 | #endif |
66 | ||
15647dc7 | 67 | #ifdef CONFIG_IDE_8xx_DIRECT |
c609719b WD |
68 | /* Timings for IDE Interface |
69 | * | |
70 | * SETUP / LENGTH / HOLD - cycles valid for 50 MHz clk | |
71 | * 70 165 30 PIO-Mode 0, [ns] | |
72 | * 4 9 2 [Cycles] | |
73 | * 50 125 20 PIO-Mode 1, [ns] | |
74 | * 3 7 2 [Cycles] | |
75 | * 30 100 15 PIO-Mode 2, [ns] | |
76 | * 2 6 1 [Cycles] | |
77 | * 30 80 10 PIO-Mode 3, [ns] | |
78 | * 2 5 1 [Cycles] | |
79 | * 25 70 10 PIO-Mode 4, [ns] | |
80 | * 2 4 1 [Cycles] | |
81 | */ | |
82 | ||
83 | const static pio_config_t pio_config_ns [IDE_MAX_PIO_MODE+1] = | |
84 | { | |
85 | /* Setup Length Hold */ | |
86 | { 70, 165, 30 }, /* PIO-Mode 0, [ns] */ | |
87 | { 50, 125, 20 }, /* PIO-Mode 1, [ns] */ | |
88 | { 30, 101, 15 }, /* PIO-Mode 2, [ns] */ | |
89 | { 30, 80, 10 }, /* PIO-Mode 3, [ns] */ | |
90 | { 25, 70, 10 }, /* PIO-Mode 4, [ns] */ | |
91 | }; | |
92 | ||
93 | static pio_config_t pio_config_clk [IDE_MAX_PIO_MODE+1]; | |
94 | ||
95 | #ifndef CFG_PIO_MODE | |
96 | #define CFG_PIO_MODE 0 /* use a relaxed default */ | |
97 | #endif | |
98 | static int pio_mode = CFG_PIO_MODE; | |
99 | ||
100 | /* Make clock cycles and always round up */ | |
101 | ||
102 | #define PCMCIA_MK_CLKS( t, T ) (( (t) * (T) + 999U ) / 1000U ) | |
103 | ||
15647dc7 WD |
104 | #endif /* CONFIG_IDE_8xx_DIRECT */ |
105 | ||
c609719b WD |
106 | /* ------------------------------------------------------------------------- */ |
107 | ||
108 | /* Current I/O Device */ | |
109 | static int curr_device = -1; | |
110 | ||
111 | /* Current offset for IDE0 / IDE1 bus access */ | |
112 | ulong ide_bus_offset[CFG_IDE_MAXBUS] = { | |
113 | #if defined(CFG_ATA_IDE0_OFFSET) | |
114 | CFG_ATA_IDE0_OFFSET, | |
115 | #endif | |
116 | #if defined(CFG_ATA_IDE1_OFFSET) && (CFG_IDE_MAXBUS > 1) | |
117 | CFG_ATA_IDE1_OFFSET, | |
118 | #endif | |
119 | }; | |
120 | ||
15647dc7 | 121 | |
c7de829c | 122 | #ifndef CONFIG_AMIGAONEG3SE |
1a344f29 | 123 | static int ide_bus_ok[CFG_IDE_MAXBUS]; |
c7de829c | 124 | #else |
1a344f29 | 125 | static int ide_bus_ok[CFG_IDE_MAXBUS] = {0,}; |
c7de829c | 126 | #endif |
c609719b | 127 | |
fa838874 | 128 | block_dev_desc_t ide_dev_desc[CFG_IDE_MAXDEVICE]; |
c609719b WD |
129 | /* ------------------------------------------------------------------------- */ |
130 | ||
131 | #ifdef CONFIG_IDE_LED | |
e2ffd59b | 132 | #if !defined(CONFIG_KUP4K) && !defined(CONFIG_KUP4X) &&!defined(CONFIG_BMS2003) &&!defined(CONFIG_CPC45) |
c609719b WD |
133 | static void ide_led (uchar led, uchar status); |
134 | #else | |
1f53a416 WD |
135 | extern void ide_led (uchar led, uchar status); |
136 | #endif | |
137 | #else | |
c7de829c | 138 | #ifndef CONFIG_AMIGAONEG3SE |
c609719b | 139 | #define ide_led(a,b) /* dummy */ |
c7de829c WD |
140 | #else |
141 | extern void ide_led(uchar led, uchar status); | |
142 | #define LED_IDE1 1 | |
143 | #define LED_IDE2 2 | |
144 | #define CONFIG_IDE_LED 1 | |
145 | #define DEVICE_LED(x) 1 | |
146 | #endif | |
c609719b WD |
147 | #endif |
148 | ||
149 | #ifdef CONFIG_IDE_RESET | |
150 | static void ide_reset (void); | |
151 | #else | |
152 | #define ide_reset() /* dummy */ | |
153 | #endif | |
154 | ||
155 | static void ide_ident (block_dev_desc_t *dev_desc); | |
156 | static uchar ide_wait (int dev, ulong t); | |
157 | ||
158 | #define IDE_TIME_OUT 2000 /* 2 sec timeout */ | |
159 | ||
160 | #define ATAPI_TIME_OUT 7000 /* 7 sec timeout (5 sec seems to work...) */ | |
161 | ||
162 | #define IDE_SPIN_UP_TIME_OUT 5000 /* 5 sec spin-up timeout */ | |
163 | ||
f98984cb HS |
164 | void inline ide_outb(int dev, int port, unsigned char val); |
165 | unsigned char inline ide_inb(int dev, int port); | |
c609719b WD |
166 | static void input_data(int dev, ulong *sect_buf, int words); |
167 | static void output_data(int dev, ulong *sect_buf, int words); | |
168 | static void ident_cpy (unsigned char *dest, unsigned char *src, unsigned int len); | |
169 | ||
566a494f HS |
170 | #ifndef CFG_ATA_PORT_ADDR |
171 | #define CFG_ATA_PORT_ADDR(port) (port) | |
172 | #endif | |
c609719b WD |
173 | |
174 | #ifdef CONFIG_ATAPI | |
175 | static void atapi_inquiry(block_dev_desc_t *dev_desc); | |
eb867a76 | 176 | ulong atapi_read (int device, lbaint_t blknr, ulong blkcnt, void *buffer); |
c609719b WD |
177 | #endif |
178 | ||
179 | ||
180 | #ifdef CONFIG_IDE_8xx_DIRECT | |
181 | static void set_pcmcia_timing (int pmode); | |
c609719b WD |
182 | #endif |
183 | ||
184 | /* ------------------------------------------------------------------------- */ | |
185 | ||
186 | int do_ide (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) | |
187 | { | |
188 | int rcode = 0; | |
189 | ||
190 | switch (argc) { | |
191 | case 0: | |
192 | case 1: | |
193 | printf ("Usage:\n%s\n", cmdtp->usage); | |
194 | return 1; | |
195 | case 2: | |
196 | if (strncmp(argv[1],"res",3) == 0) { | |
197 | puts ("\nReset IDE" | |
198 | #ifdef CONFIG_IDE_8xx_DIRECT | |
199 | " on PCMCIA " PCMCIA_SLOT_MSG | |
200 | #endif | |
201 | ": "); | |
202 | ||
203 | ide_init (); | |
204 | return 0; | |
205 | } else if (strncmp(argv[1],"inf",3) == 0) { | |
206 | int i; | |
207 | ||
208 | putc ('\n'); | |
209 | ||
210 | for (i=0; i<CFG_IDE_MAXDEVICE; ++i) { | |
211 | if (ide_dev_desc[i].type==DEV_TYPE_UNKNOWN) | |
212 | continue; /* list only known devices */ | |
213 | printf ("IDE device %d: ", i); | |
214 | dev_print(&ide_dev_desc[i]); | |
215 | } | |
216 | return 0; | |
217 | ||
218 | } else if (strncmp(argv[1],"dev",3) == 0) { | |
219 | if ((curr_device < 0) || (curr_device >= CFG_IDE_MAXDEVICE)) { | |
220 | puts ("\nno IDE devices available\n"); | |
221 | return 1; | |
222 | } | |
223 | printf ("\nIDE device %d: ", curr_device); | |
224 | dev_print(&ide_dev_desc[curr_device]); | |
225 | return 0; | |
226 | } else if (strncmp(argv[1],"part",4) == 0) { | |
227 | int dev, ok; | |
228 | ||
229 | for (ok=0, dev=0; dev<CFG_IDE_MAXDEVICE; ++dev) { | |
230 | if (ide_dev_desc[dev].part_type!=PART_TYPE_UNKNOWN) { | |
231 | ++ok; | |
232 | if (dev) | |
233 | putc ('\n'); | |
234 | print_part(&ide_dev_desc[dev]); | |
235 | } | |
236 | } | |
237 | if (!ok) { | |
238 | puts ("\nno IDE devices available\n"); | |
239 | rcode ++; | |
240 | } | |
241 | return rcode; | |
242 | } | |
243 | printf ("Usage:\n%s\n", cmdtp->usage); | |
244 | return 1; | |
245 | case 3: | |
246 | if (strncmp(argv[1],"dev",3) == 0) { | |
247 | int dev = (int)simple_strtoul(argv[2], NULL, 10); | |
248 | ||
249 | printf ("\nIDE device %d: ", dev); | |
250 | if (dev >= CFG_IDE_MAXDEVICE) { | |
251 | puts ("unknown device\n"); | |
252 | return 1; | |
253 | } | |
254 | dev_print(&ide_dev_desc[dev]); | |
255 | /*ide_print (dev);*/ | |
256 | ||
257 | if (ide_dev_desc[dev].type == DEV_TYPE_UNKNOWN) { | |
258 | return 1; | |
259 | } | |
260 | ||
261 | curr_device = dev; | |
262 | ||
263 | puts ("... is now current device\n"); | |
264 | ||
265 | return 0; | |
266 | } else if (strncmp(argv[1],"part",4) == 0) { | |
267 | int dev = (int)simple_strtoul(argv[2], NULL, 10); | |
268 | ||
269 | if (ide_dev_desc[dev].part_type!=PART_TYPE_UNKNOWN) { | |
270 | print_part(&ide_dev_desc[dev]); | |
271 | } else { | |
272 | printf ("\nIDE device %d not available\n", dev); | |
273 | rcode = 1; | |
274 | } | |
275 | return rcode; | |
276 | #if 0 | |
277 | } else if (strncmp(argv[1],"pio",4) == 0) { | |
278 | int mode = (int)simple_strtoul(argv[2], NULL, 10); | |
279 | ||
280 | if ((mode >= 0) && (mode <= IDE_MAX_PIO_MODE)) { | |
281 | puts ("\nSetting "); | |
282 | pio_mode = mode; | |
283 | ide_init (); | |
284 | } else { | |
285 | printf ("\nInvalid PIO mode %d (0 ... %d only)\n", | |
286 | mode, IDE_MAX_PIO_MODE); | |
287 | } | |
288 | return; | |
289 | #endif | |
290 | } | |
291 | ||
292 | printf ("Usage:\n%s\n", cmdtp->usage); | |
293 | return 1; | |
294 | default: | |
295 | /* at least 4 args */ | |
296 | ||
297 | if (strcmp(argv[1],"read") == 0) { | |
298 | ulong addr = simple_strtoul(argv[2], NULL, 16); | |
c609719b WD |
299 | ulong cnt = simple_strtoul(argv[4], NULL, 16); |
300 | ulong n; | |
42dfe7a1 WD |
301 | #ifdef CFG_64BIT_STRTOUL |
302 | lbaint_t blk = simple_strtoull(argv[3], NULL, 16); | |
c609719b | 303 | |
c40b2956 | 304 | printf ("\nIDE read: device %d block # %qd, count %ld ... ", |
c609719b | 305 | curr_device, blk, cnt); |
42dfe7a1 WD |
306 | #else |
307 | lbaint_t blk = simple_strtoul(argv[3], NULL, 16); | |
308 | ||
309 | printf ("\nIDE read: device %d block # %ld, count %ld ... ", | |
310 | curr_device, blk, cnt); | |
311 | #endif | |
c609719b WD |
312 | |
313 | n = ide_dev_desc[curr_device].block_read (curr_device, | |
314 | blk, cnt, | |
315 | (ulong *)addr); | |
316 | /* flush cache after read */ | |
317 | flush_cache (addr, cnt*ide_dev_desc[curr_device].blksz); | |
318 | ||
319 | printf ("%ld blocks read: %s\n", | |
320 | n, (n==cnt) ? "OK" : "ERROR"); | |
321 | if (n==cnt) { | |
322 | return 0; | |
323 | } else { | |
324 | return 1; | |
325 | } | |
326 | } else if (strcmp(argv[1],"write") == 0) { | |
327 | ulong addr = simple_strtoul(argv[2], NULL, 16); | |
c609719b WD |
328 | ulong cnt = simple_strtoul(argv[4], NULL, 16); |
329 | ulong n; | |
42dfe7a1 WD |
330 | #ifdef CFG_64BIT_STRTOUL |
331 | lbaint_t blk = simple_strtoull(argv[3], NULL, 16); | |
c609719b | 332 | |
c40b2956 | 333 | printf ("\nIDE write: device %d block # %qd, count %ld ... ", |
c609719b | 334 | curr_device, blk, cnt); |
42dfe7a1 WD |
335 | #else |
336 | lbaint_t blk = simple_strtoul(argv[3], NULL, 16); | |
337 | ||
338 | printf ("\nIDE write: device %d block # %ld, count %ld ... ", | |
339 | curr_device, blk, cnt); | |
340 | #endif | |
c609719b WD |
341 | |
342 | n = ide_write (curr_device, blk, cnt, (ulong *)addr); | |
343 | ||
344 | printf ("%ld blocks written: %s\n", | |
345 | n, (n==cnt) ? "OK" : "ERROR"); | |
346 | if (n==cnt) { | |
347 | return 0; | |
348 | } else { | |
349 | return 1; | |
350 | } | |
351 | } else { | |
352 | printf ("Usage:\n%s\n", cmdtp->usage); | |
353 | rcode = 1; | |
354 | } | |
355 | ||
356 | return rcode; | |
357 | } | |
358 | } | |
359 | ||
360 | int do_diskboot (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) | |
361 | { | |
362 | char *boot_device = NULL; | |
363 | char *ep; | |
364 | int dev, part = 0; | |
b97a2a0a | 365 | ulong addr, cnt; |
c609719b WD |
366 | disk_partition_t info; |
367 | image_header_t *hdr; | |
368 | int rcode = 0; | |
09475f75 MB |
369 | #if defined(CONFIG_FIT) |
370 | const void *fit_hdr; | |
371 | #endif | |
c609719b | 372 | |
fad63407 | 373 | show_boot_progress (41); |
c609719b WD |
374 | switch (argc) { |
375 | case 1: | |
376 | addr = CFG_LOAD_ADDR; | |
377 | boot_device = getenv ("bootdevice"); | |
378 | break; | |
379 | case 2: | |
380 | addr = simple_strtoul(argv[1], NULL, 16); | |
381 | boot_device = getenv ("bootdevice"); | |
382 | break; | |
383 | case 3: | |
384 | addr = simple_strtoul(argv[1], NULL, 16); | |
385 | boot_device = argv[2]; | |
386 | break; | |
387 | default: | |
388 | printf ("Usage:\n%s\n", cmdtp->usage); | |
fad63407 | 389 | show_boot_progress (-42); |
c609719b WD |
390 | return 1; |
391 | } | |
fad63407 | 392 | show_boot_progress (42); |
c609719b WD |
393 | |
394 | if (!boot_device) { | |
395 | puts ("\n** No boot device **\n"); | |
fad63407 | 396 | show_boot_progress (-43); |
c609719b WD |
397 | return 1; |
398 | } | |
fad63407 | 399 | show_boot_progress (43); |
c609719b WD |
400 | |
401 | dev = simple_strtoul(boot_device, &ep, 16); | |
402 | ||
403 | if (ide_dev_desc[dev].type==DEV_TYPE_UNKNOWN) { | |
404 | printf ("\n** Device %d not available\n", dev); | |
fad63407 | 405 | show_boot_progress (-44); |
c609719b WD |
406 | return 1; |
407 | } | |
fad63407 | 408 | show_boot_progress (44); |
c609719b WD |
409 | |
410 | if (*ep) { | |
411 | if (*ep != ':') { | |
412 | puts ("\n** Invalid boot device, use `dev[:part]' **\n"); | |
fad63407 | 413 | show_boot_progress (-45); |
c609719b WD |
414 | return 1; |
415 | } | |
416 | part = simple_strtoul(++ep, NULL, 16); | |
417 | } | |
fad63407 | 418 | show_boot_progress (45); |
7882751c | 419 | if (get_partition_info (&ide_dev_desc[dev], part, &info)) { |
fad63407 | 420 | show_boot_progress (-46); |
c609719b WD |
421 | return 1; |
422 | } | |
fad63407 | 423 | show_boot_progress (46); |
77ddac94 WD |
424 | if ((strncmp((char *)info.type, BOOT_PART_TYPE, sizeof(info.type)) != 0) && |
425 | (strncmp((char *)info.type, BOOT_PART_COMP, sizeof(info.type)) != 0)) { | |
c609719b WD |
426 | printf ("\n** Invalid partition type \"%.32s\"" |
427 | " (expect \"" BOOT_PART_TYPE "\")\n", | |
428 | info.type); | |
fad63407 | 429 | show_boot_progress (-47); |
c609719b WD |
430 | return 1; |
431 | } | |
fad63407 | 432 | show_boot_progress (47); |
c609719b WD |
433 | |
434 | printf ("\nLoading from IDE device %d, partition %d: " | |
435 | "Name: %.32s Type: %.32s\n", | |
436 | dev, part, info.name, info.type); | |
437 | ||
1a344f29 | 438 | debug ("First Block: %ld, # of blocks: %ld, Block Size: %ld\n", |
c609719b WD |
439 | info.start, info.size, info.blksz); |
440 | ||
441 | if (ide_dev_desc[dev].block_read (dev, info.start, 1, (ulong *)addr) != 1) { | |
442 | printf ("** Read error on %d:%d\n", dev, part); | |
fad63407 | 443 | show_boot_progress (-48); |
c609719b WD |
444 | return 1; |
445 | } | |
fad63407 | 446 | show_boot_progress (48); |
c609719b | 447 | |
9a4daad0 | 448 | switch (genimg_get_format ((void *)addr)) { |
d5934ad7 MB |
449 | case IMAGE_FORMAT_LEGACY: |
450 | hdr = (image_header_t *)addr; | |
c609719b | 451 | |
d5934ad7 MB |
452 | show_boot_progress (49); |
453 | ||
454 | if (!image_check_hcrc (hdr)) { | |
455 | puts ("\n** Bad Header Checksum **\n"); | |
456 | show_boot_progress (-50); | |
457 | return 1; | |
458 | } | |
459 | show_boot_progress (50); | |
c609719b | 460 | |
d5934ad7 MB |
461 | image_print_contents (hdr); |
462 | ||
463 | cnt = image_get_image_size (hdr); | |
464 | break; | |
465 | #if defined(CONFIG_FIT) | |
466 | case IMAGE_FORMAT_FIT: | |
09475f75 MB |
467 | fit_hdr = (const void *)addr; |
468 | if (!fit_check_format (fit_hdr)) { | |
1372cce2 | 469 | show_boot_progress (-140); |
09475f75 MB |
470 | puts ("** Bad FIT image format\n"); |
471 | return 1; | |
472 | } | |
1372cce2 | 473 | show_boot_progress (141); |
09475f75 MB |
474 | puts ("Fit image detected...\n"); |
475 | ||
476 | cnt = fit_get_size (fit_hdr); | |
477 | break; | |
d5934ad7 MB |
478 | #endif |
479 | default: | |
09475f75 | 480 | show_boot_progress (-49); |
d5934ad7 | 481 | puts ("** Unknown image type\n"); |
1a344f29 WD |
482 | return 1; |
483 | } | |
1a344f29 | 484 | |
1a344f29 WD |
485 | cnt += info.blksz - 1; |
486 | cnt /= info.blksz; | |
487 | cnt -= 1; | |
488 | ||
c609719b WD |
489 | if (ide_dev_desc[dev].block_read (dev, info.start+1, cnt, |
490 | (ulong *)(addr+info.blksz)) != cnt) { | |
491 | printf ("** Read error on %d:%d\n", dev, part); | |
fad63407 | 492 | show_boot_progress (-51); |
c609719b WD |
493 | return 1; |
494 | } | |
fad63407 | 495 | show_boot_progress (51); |
c609719b | 496 | |
09475f75 MB |
497 | #if defined(CONFIG_FIT) |
498 | /* This cannot be done earlier, we need complete FIT image in RAM first */ | |
499 | if (genimg_get_format ((void *)addr) == IMAGE_FORMAT_FIT) | |
500 | fit_print_contents ((const void *)addr); | |
501 | #endif | |
c609719b WD |
502 | |
503 | /* Loading ok, update default load address */ | |
504 | ||
505 | load_addr = addr; | |
506 | ||
507 | /* Check if we should attempt an auto-start */ | |
508 | if (((ep = getenv("autostart")) != NULL) && (strcmp(ep,"yes") == 0)) { | |
509 | char *local_args[2]; | |
510 | extern int do_bootm (cmd_tbl_t *, int, int, char *[]); | |
511 | ||
512 | local_args[0] = argv[0]; | |
513 | local_args[1] = NULL; | |
514 | ||
515 | printf ("Automatic boot of image at addr 0x%08lX ...\n", addr); | |
516 | ||
517 | do_bootm (cmdtp, 0, 1, local_args); | |
518 | rcode = 1; | |
519 | } | |
520 | return rcode; | |
521 | } | |
522 | ||
523 | /* ------------------------------------------------------------------------- */ | |
524 | ||
525 | void ide_init (void) | |
526 | { | |
c609719b WD |
527 | |
528 | #ifdef CONFIG_IDE_8xx_DIRECT | |
529 | volatile immap_t *immr = (immap_t *)CFG_IMMR; | |
530 | volatile pcmconf8xx_t *pcmp = &(immr->im_pcmcia); | |
531 | #endif | |
532 | unsigned char c; | |
533 | int i, bus; | |
51056dd9 | 534 | #if defined(CONFIG_AMIGAONEG3SE) || defined(CONFIG_SC3) |
9045f33c WD |
535 | unsigned int ata_reset_time = ATA_RESET_TIME; |
536 | char *s; | |
51056dd9 | 537 | #endif |
c7de829c WD |
538 | #ifdef CONFIG_AMIGAONEG3SE |
539 | unsigned int max_bus_scan; | |
c7de829c | 540 | #endif |
9fd5e31f WD |
541 | #ifdef CONFIG_IDE_8xx_PCCARD |
542 | extern int pcmcia_on (void); | |
543 | extern int ide_devices_found; /* Initialized in check_ide_device() */ | |
544 | #endif /* CONFIG_IDE_8xx_PCCARD */ | |
545 | ||
546 | #ifdef CONFIG_IDE_PREINIT | |
4d13cbad | 547 | extern int ide_preinit (void); |
9fd5e31f WD |
548 | WATCHDOG_RESET(); |
549 | ||
550 | if (ide_preinit ()) { | |
551 | puts ("ide_preinit failed\n"); | |
552 | return; | |
553 | } | |
554 | #endif /* CONFIG_IDE_PREINIT */ | |
c609719b WD |
555 | |
556 | #ifdef CONFIG_IDE_8xx_PCCARD | |
557 | extern int pcmcia_on (void); | |
6069ff26 | 558 | extern int ide_devices_found; /* Initialized in check_ide_device() */ |
c609719b WD |
559 | |
560 | WATCHDOG_RESET(); | |
561 | ||
6069ff26 | 562 | ide_devices_found = 0; |
c609719b | 563 | /* initialize the PCMCIA IDE adapter card */ |
6069ff26 WD |
564 | pcmcia_on(); |
565 | if (!ide_devices_found) | |
c609719b WD |
566 | return; |
567 | udelay (1000000); /* 1 s */ | |
568 | #endif /* CONFIG_IDE_8xx_PCCARD */ | |
569 | ||
570 | WATCHDOG_RESET(); | |
571 | ||
15647dc7 | 572 | #ifdef CONFIG_IDE_8xx_DIRECT |
c609719b WD |
573 | /* Initialize PIO timing tables */ |
574 | for (i=0; i <= IDE_MAX_PIO_MODE; ++i) { | |
1a344f29 WD |
575 | pio_config_clk[i].t_setup = PCMCIA_MK_CLKS(pio_config_ns[i].t_setup, |
576 | gd->bus_clk); | |
577 | pio_config_clk[i].t_length = PCMCIA_MK_CLKS(pio_config_ns[i].t_length, | |
578 | gd->bus_clk); | |
579 | pio_config_clk[i].t_hold = PCMCIA_MK_CLKS(pio_config_ns[i].t_hold, | |
580 | gd->bus_clk); | |
581 | debug ( "PIO Mode %d: setup=%2d ns/%d clk" | |
582 | " len=%3d ns/%d clk" | |
583 | " hold=%2d ns/%d clk\n", | |
584 | i, | |
585 | pio_config_ns[i].t_setup, pio_config_clk[i].t_setup, | |
586 | pio_config_ns[i].t_length, pio_config_clk[i].t_length, | |
587 | pio_config_ns[i].t_hold, pio_config_clk[i].t_hold); | |
c609719b | 588 | } |
15647dc7 | 589 | #endif /* CONFIG_IDE_8xx_DIRECT */ |
c609719b WD |
590 | |
591 | /* Reset the IDE just to be sure. | |
592 | * Light LED's to show | |
593 | */ | |
594 | ide_led ((LED_IDE1 | LED_IDE2), 1); /* LED's on */ | |
595 | ide_reset (); /* ATAPI Drives seems to need a proper IDE Reset */ | |
596 | ||
597 | #ifdef CONFIG_IDE_8xx_DIRECT | |
598 | /* PCMCIA / IDE initialization for common mem space */ | |
599 | pcmp->pcmc_pgcrb = 0; | |
c609719b WD |
600 | |
601 | /* start in PIO mode 0 - most relaxed timings */ | |
602 | pio_mode = 0; | |
603 | set_pcmcia_timing (pio_mode); | |
15647dc7 | 604 | #endif /* CONFIG_IDE_8xx_DIRECT */ |
c609719b WD |
605 | |
606 | /* | |
607 | * Wait for IDE to get ready. | |
608 | * According to spec, this can take up to 31 seconds! | |
609 | */ | |
c7de829c | 610 | #ifndef CONFIG_AMIGAONEG3SE |
c609719b WD |
611 | for (bus=0; bus<CFG_IDE_MAXBUS; ++bus) { |
612 | int dev = bus * (CFG_IDE_MAXDEVICE / CFG_IDE_MAXBUS); | |
c7de829c WD |
613 | #else |
614 | s = getenv("ide_maxbus"); | |
615 | if (s) | |
1a344f29 | 616 | max_bus_scan = simple_strtol(s, NULL, 10); |
c7de829c | 617 | else |
1a344f29 | 618 | max_bus_scan = CFG_IDE_MAXBUS; |
c7de829c WD |
619 | |
620 | for (bus=0; bus<max_bus_scan; ++bus) { | |
621 | int dev = bus * (CFG_IDE_MAXDEVICE / max_bus_scan); | |
622 | #endif | |
c609719b | 623 | |
6069ff26 WD |
624 | #ifdef CONFIG_IDE_8xx_PCCARD |
625 | /* Skip non-ide devices from probing */ | |
626 | if ((ide_devices_found & (1 << bus)) == 0) { | |
627 | ide_led ((LED_IDE1 | LED_IDE2), 0); /* LED's off */ | |
628 | continue; | |
629 | } | |
630 | #endif | |
c609719b WD |
631 | printf ("Bus %d: ", bus); |
632 | ||
633 | ide_bus_ok[bus] = 0; | |
634 | ||
635 | /* Select device | |
636 | */ | |
637 | udelay (100000); /* 100 ms */ | |
2262cfee | 638 | ide_outb (dev, ATA_DEV_HD, ATA_LBA | ATA_DEVICE(dev)); |
c609719b | 639 | udelay (100000); /* 100 ms */ |
51056dd9 WD |
640 | #if defined(CONFIG_AMIGAONEG3SE) || defined(CONFIG_SC3) |
641 | if ((s = getenv("ide_reset_timeout")) != NULL) | |
642 | ata_reset_time = simple_strtol(s, NULL, 10); | |
c7de829c | 643 | #endif |
c609719b WD |
644 | i = 0; |
645 | do { | |
646 | udelay (10000); /* 10 ms */ | |
647 | ||
2262cfee | 648 | c = ide_inb (dev, ATA_STATUS); |
c609719b | 649 | i++; |
51056dd9 | 650 | #if defined(CONFIG_AMIGAONEG3SE) || defined(CONFIG_SC3) |
c7de829c WD |
651 | if (i > (ata_reset_time * 100)) { |
652 | #else | |
c609719b | 653 | if (i > (ATA_RESET_TIME * 100)) { |
c7de829c | 654 | #endif |
c609719b WD |
655 | puts ("** Timeout **\n"); |
656 | ide_led ((LED_IDE1 | LED_IDE2), 0); /* LED's off */ | |
c7de829c WD |
657 | #ifdef CONFIG_AMIGAONEG3SE |
658 | /* If this is the second bus, the first one was OK */ | |
c40b2956 | 659 | if (bus != 0) { |
1a344f29 WD |
660 | ide_bus_ok[bus] = 0; |
661 | goto skip_bus; | |
c7de829c WD |
662 | } |
663 | #endif | |
c609719b WD |
664 | return; |
665 | } | |
666 | if ((i >= 100) && ((i%100)==0)) { | |
667 | putc ('.'); | |
668 | } | |
669 | } while (c & ATA_STAT_BUSY); | |
670 | ||
671 | if (c & (ATA_STAT_BUSY | ATA_STAT_FAULT)) { | |
672 | puts ("not available "); | |
1a344f29 | 673 | debug ("Status = 0x%02X ", c); |
c609719b WD |
674 | #ifndef CONFIG_ATAPI /* ATAPI Devices do not set DRDY */ |
675 | } else if ((c & ATA_STAT_READY) == 0) { | |
676 | puts ("not available "); | |
1a344f29 | 677 | debug ("Status = 0x%02X ", c); |
c609719b WD |
678 | #endif |
679 | } else { | |
680 | puts ("OK "); | |
681 | ide_bus_ok[bus] = 1; | |
682 | } | |
683 | WATCHDOG_RESET(); | |
684 | } | |
c7de829c WD |
685 | |
686 | #ifdef CONFIG_AMIGAONEG3SE | |
687 | skip_bus: | |
688 | #endif | |
c609719b WD |
689 | putc ('\n'); |
690 | ||
691 | ide_led ((LED_IDE1 | LED_IDE2), 0); /* LED's off */ | |
692 | ||
693 | curr_device = -1; | |
694 | for (i=0; i<CFG_IDE_MAXDEVICE; ++i) { | |
695 | #ifdef CONFIG_IDE_LED | |
696 | int led = (IDE_BUS(i) == 0) ? LED_IDE1 : LED_IDE2; | |
697 | #endif | |
5cf9da48 | 698 | ide_dev_desc[i].type=DEV_TYPE_UNKNOWN; |
c609719b WD |
699 | ide_dev_desc[i].if_type=IF_TYPE_IDE; |
700 | ide_dev_desc[i].dev=i; | |
701 | ide_dev_desc[i].part_type=PART_TYPE_UNKNOWN; | |
702 | ide_dev_desc[i].blksz=0; | |
703 | ide_dev_desc[i].lba=0; | |
704 | ide_dev_desc[i].block_read=ide_read; | |
705 | if (!ide_bus_ok[IDE_BUS(i)]) | |
706 | continue; | |
707 | ide_led (led, 1); /* LED on */ | |
708 | ide_ident(&ide_dev_desc[i]); | |
709 | ide_led (led, 0); /* LED off */ | |
710 | dev_print(&ide_dev_desc[i]); | |
711 | /* ide_print (i); */ | |
712 | if ((ide_dev_desc[i].lba > 0) && (ide_dev_desc[i].blksz > 0)) { | |
713 | init_part (&ide_dev_desc[i]); /* initialize partition type */ | |
714 | if (curr_device < 0) | |
715 | curr_device = i; | |
716 | } | |
717 | } | |
718 | WATCHDOG_RESET(); | |
719 | } | |
720 | ||
721 | /* ------------------------------------------------------------------------- */ | |
722 | ||
723 | block_dev_desc_t * ide_get_dev(int dev) | |
724 | { | |
735dd97b | 725 | return (dev < CFG_IDE_MAXDEVICE) ? &ide_dev_desc[dev] : NULL; |
c609719b WD |
726 | } |
727 | ||
728 | ||
729 | #ifdef CONFIG_IDE_8xx_DIRECT | |
730 | ||
731 | static void | |
732 | set_pcmcia_timing (int pmode) | |
733 | { | |
734 | volatile immap_t *immr = (immap_t *)CFG_IMMR; | |
735 | volatile pcmconf8xx_t *pcmp = &(immr->im_pcmcia); | |
736 | ulong timings; | |
737 | ||
1a344f29 | 738 | debug ("Set timing for PIO Mode %d\n", pmode); |
c609719b WD |
739 | |
740 | timings = PCMCIA_SHT(pio_config_clk[pmode].t_hold) | |
741 | | PCMCIA_SST(pio_config_clk[pmode].t_setup) | |
742 | | PCMCIA_SL (pio_config_clk[pmode].t_length) | |
743 | ; | |
744 | ||
745 | /* IDE 0 | |
746 | */ | |
747 | pcmp->pcmc_pbr0 = CFG_PCMCIA_PBR0; | |
748 | pcmp->pcmc_por0 = CFG_PCMCIA_POR0 | |
749 | #if (CFG_PCMCIA_POR0 != 0) | |
750 | | timings | |
751 | #endif | |
752 | ; | |
1a344f29 | 753 | debug ("PBR0: %08x POR0: %08x\n", pcmp->pcmc_pbr0, pcmp->pcmc_por0); |
c609719b WD |
754 | |
755 | pcmp->pcmc_pbr1 = CFG_PCMCIA_PBR1; | |
756 | pcmp->pcmc_por1 = CFG_PCMCIA_POR1 | |
757 | #if (CFG_PCMCIA_POR1 != 0) | |
758 | | timings | |
759 | #endif | |
760 | ; | |
1a344f29 | 761 | debug ("PBR1: %08x POR1: %08x\n", pcmp->pcmc_pbr1, pcmp->pcmc_por1); |
c609719b WD |
762 | |
763 | pcmp->pcmc_pbr2 = CFG_PCMCIA_PBR2; | |
764 | pcmp->pcmc_por2 = CFG_PCMCIA_POR2 | |
765 | #if (CFG_PCMCIA_POR2 != 0) | |
766 | | timings | |
767 | #endif | |
768 | ; | |
1a344f29 | 769 | debug ("PBR2: %08x POR2: %08x\n", pcmp->pcmc_pbr2, pcmp->pcmc_por2); |
c609719b WD |
770 | |
771 | pcmp->pcmc_pbr3 = CFG_PCMCIA_PBR3; | |
772 | pcmp->pcmc_por3 = CFG_PCMCIA_POR3 | |
773 | #if (CFG_PCMCIA_POR3 != 0) | |
774 | | timings | |
775 | #endif | |
776 | ; | |
1a344f29 | 777 | debug ("PBR3: %08x POR3: %08x\n", pcmp->pcmc_pbr3, pcmp->pcmc_por3); |
c609719b WD |
778 | |
779 | /* IDE 1 | |
780 | */ | |
781 | pcmp->pcmc_pbr4 = CFG_PCMCIA_PBR4; | |
782 | pcmp->pcmc_por4 = CFG_PCMCIA_POR4 | |
783 | #if (CFG_PCMCIA_POR4 != 0) | |
784 | | timings | |
785 | #endif | |
786 | ; | |
1a344f29 | 787 | debug ("PBR4: %08x POR4: %08x\n", pcmp->pcmc_pbr4, pcmp->pcmc_por4); |
c609719b WD |
788 | |
789 | pcmp->pcmc_pbr5 = CFG_PCMCIA_PBR5; | |
790 | pcmp->pcmc_por5 = CFG_PCMCIA_POR5 | |
791 | #if (CFG_PCMCIA_POR5 != 0) | |
792 | | timings | |
793 | #endif | |
794 | ; | |
1a344f29 | 795 | debug ("PBR5: %08x POR5: %08x\n", pcmp->pcmc_pbr5, pcmp->pcmc_por5); |
c609719b WD |
796 | |
797 | pcmp->pcmc_pbr6 = CFG_PCMCIA_PBR6; | |
798 | pcmp->pcmc_por6 = CFG_PCMCIA_POR6 | |
799 | #if (CFG_PCMCIA_POR6 != 0) | |
800 | | timings | |
801 | #endif | |
802 | ; | |
1a344f29 | 803 | debug ("PBR6: %08x POR6: %08x\n", pcmp->pcmc_pbr6, pcmp->pcmc_por6); |
c609719b WD |
804 | |
805 | pcmp->pcmc_pbr7 = CFG_PCMCIA_PBR7; | |
806 | pcmp->pcmc_por7 = CFG_PCMCIA_POR7 | |
807 | #if (CFG_PCMCIA_POR7 != 0) | |
808 | | timings | |
809 | #endif | |
810 | ; | |
1a344f29 | 811 | debug ("PBR7: %08x POR7: %08x\n", pcmp->pcmc_pbr7, pcmp->pcmc_por7); |
c609719b WD |
812 | |
813 | } | |
814 | ||
815 | #endif /* CONFIG_IDE_8xx_DIRECT */ | |
816 | ||
817 | /* ------------------------------------------------------------------------- */ | |
818 | ||
f98984cb HS |
819 | void inline |
820 | __ide_outb(int dev, int port, unsigned char val) | |
c609719b | 821 | { |
1a344f29 | 822 | debug ("ide_outb (dev= %d, port= 0x%x, val= 0x%02x) : @ 0x%08lx\n", |
f98984cb HS |
823 | dev, port, val, (ATA_CURR_BASE(dev)+CFG_ATA_PORT_ADDR(port))); |
824 | outb(val, (ATA_CURR_BASE(dev)+CFG_ATA_PORT_ADDR(port))); | |
2262cfee | 825 | } |
f98984cb HS |
826 | void inline ide_outb (int dev, int port, unsigned char val) |
827 | __attribute__((weak, alias("__ide_outb"))); | |
c609719b | 828 | |
f98984cb HS |
829 | unsigned char inline |
830 | __ide_inb(int dev, int port) | |
c609719b WD |
831 | { |
832 | uchar val; | |
f98984cb | 833 | val = inb((ATA_CURR_BASE(dev)+CFG_ATA_PORT_ADDR(port))); |
1a344f29 | 834 | debug ("ide_inb (dev= %d, port= 0x%x) : @ 0x%08lx -> 0x%02x\n", |
f98984cb HS |
835 | dev, port, (ATA_CURR_BASE(dev)+CFG_ATA_PORT_ADDR(port)), val); |
836 | return val; | |
2262cfee | 837 | } |
f98984cb HS |
838 | unsigned char inline ide_inb(int dev, int port) |
839 | __attribute__((weak, alias("__ide_inb"))); | |
c609719b | 840 | |
2262cfee | 841 | #ifdef __PPC__ |
cceb871f | 842 | # ifdef CONFIG_AMIGAONEG3SE |
c7de829c WD |
843 | static void |
844 | output_data_short(int dev, ulong *sect_buf, int words) | |
845 | { | |
846 | ushort *dbuf; | |
847 | volatile ushort *pbuf; | |
8bde7f77 | 848 | |
c7de829c WD |
849 | pbuf = (ushort *)(ATA_CURR_BASE(dev)+ATA_DATA_REG); |
850 | dbuf = (ushort *)sect_buf; | |
851 | while (words--) { | |
5cf91d6b | 852 | EIEIO; |
c7de829c | 853 | *pbuf = *dbuf++; |
5cf91d6b | 854 | EIEIO; |
c7de829c WD |
855 | } |
856 | ||
857 | if (words&1) | |
1a344f29 | 858 | *pbuf = 0; |
c7de829c | 859 | } |
cceb871f | 860 | # endif /* CONFIG_AMIGAONEG3SE */ |
5da627a4 | 861 | #endif /* __PPC_ */ |
c7de829c | 862 | |
5da627a4 WD |
863 | /* We only need to swap data if we are running on a big endian cpu. */ |
864 | /* But Au1x00 cpu:s already swaps data in big endian mode! */ | |
0c32d96d | 865 | #if defined(__LITTLE_ENDIAN) || ( defined(CONFIG_AU1X00) && !defined(CONFIG_GTH2) ) |
5da627a4 WD |
866 | #define input_swap_data(x,y,z) input_data(x,y,z) |
867 | #else | |
c609719b WD |
868 | static void |
869 | input_swap_data(int dev, ulong *sect_buf, int words) | |
870 | { | |
1a344f29 | 871 | #if defined(CONFIG_HMI10) || defined(CONFIG_CPC45) |
a522fa0e WD |
872 | uchar i; |
873 | volatile uchar *pbuf_even = (uchar *)(ATA_CURR_BASE(dev)+ATA_DATA_EVEN); | |
874 | volatile uchar *pbuf_odd = (uchar *)(ATA_CURR_BASE(dev)+ATA_DATA_ODD); | |
875 | ushort *dbuf = (ushort *)sect_buf; | |
876 | ||
877 | while (words--) { | |
878 | for (i=0; i<2; i++) { | |
879 | *(((uchar *)(dbuf)) + 1) = *pbuf_even; | |
880 | *(uchar *)dbuf = *pbuf_odd; | |
881 | dbuf+=1; | |
882 | } | |
883 | } | |
f4733a07 | 884 | #else |
1a344f29 WD |
885 | volatile ushort *pbuf = (ushort *)(ATA_CURR_BASE(dev)+ATA_DATA_REG); |
886 | ushort *dbuf = (ushort *)sect_buf; | |
887 | ||
888 | debug("in input swap data base for read is %lx\n", (unsigned long) pbuf); | |
889 | ||
890 | while (words--) { | |
0c32d96d WD |
891 | #ifdef __MIPS__ |
892 | *dbuf++ = swab16p((u16*)pbuf); | |
893 | *dbuf++ = swab16p((u16*)pbuf); | |
566a494f HS |
894 | #elif defined(CONFIG_PCS440EP) |
895 | *dbuf++ = *pbuf; | |
896 | *dbuf++ = *pbuf; | |
0c32d96d | 897 | #else |
1a344f29 WD |
898 | *dbuf++ = ld_le16(pbuf); |
899 | *dbuf++ = ld_le16(pbuf); | |
0c32d96d | 900 | #endif /* !MIPS */ |
1a344f29 WD |
901 | } |
902 | #endif | |
c609719b | 903 | } |
5da627a4 | 904 | #endif /* __LITTLE_ENDIAN || CONFIG_AU1X00 */ |
2262cfee WD |
905 | |
906 | ||
eda3e1e6 | 907 | #if defined(__PPC__) || defined(CONFIG_PXA_PCMCIA) || defined(CONFIG_SH) |
c609719b WD |
908 | static void |
909 | output_data(int dev, ulong *sect_buf, int words) | |
910 | { | |
1a344f29 | 911 | #if defined(CONFIG_HMI10) || defined(CONFIG_CPC45) |
a522fa0e WD |
912 | uchar *dbuf; |
913 | volatile uchar *pbuf_even; | |
914 | volatile uchar *pbuf_odd; | |
915 | ||
916 | pbuf_even = (uchar *)(ATA_CURR_BASE(dev)+ATA_DATA_EVEN); | |
917 | pbuf_odd = (uchar *)(ATA_CURR_BASE(dev)+ATA_DATA_ODD); | |
918 | dbuf = (uchar *)sect_buf; | |
919 | while (words--) { | |
5cf91d6b | 920 | EIEIO; |
a522fa0e | 921 | *pbuf_even = *dbuf++; |
5cf91d6b | 922 | EIEIO; |
a522fa0e | 923 | *pbuf_odd = *dbuf++; |
5cf91d6b | 924 | EIEIO; |
a522fa0e | 925 | *pbuf_even = *dbuf++; |
5cf91d6b | 926 | EIEIO; |
a522fa0e WD |
927 | *pbuf_odd = *dbuf++; |
928 | } | |
1a344f29 WD |
929 | #else |
930 | ushort *dbuf; | |
931 | volatile ushort *pbuf; | |
932 | ||
933 | pbuf = (ushort *)(ATA_CURR_BASE(dev)+ATA_DATA_REG); | |
934 | dbuf = (ushort *)sect_buf; | |
935 | while (words--) { | |
566a494f HS |
936 | #if defined(CONFIG_PCS440EP) |
937 | /* not tested, because CF was write protected */ | |
938 | EIEIO; | |
939 | *pbuf = ld_le16(dbuf++); | |
940 | EIEIO; | |
941 | *pbuf = ld_le16(dbuf++); | |
942 | #else | |
1a344f29 WD |
943 | EIEIO; |
944 | *pbuf = *dbuf++; | |
945 | EIEIO; | |
946 | *pbuf = *dbuf++; | |
566a494f | 947 | #endif |
1a344f29 WD |
948 | } |
949 | #endif | |
c609719b | 950 | } |
2262cfee WD |
951 | #else /* ! __PPC__ */ |
952 | static void | |
953 | output_data(int dev, ulong *sect_buf, int words) | |
954 | { | |
15647dc7 | 955 | outsw(ATA_CURR_BASE(dev)+ATA_DATA_REG, sect_buf, words<<1); |
2262cfee WD |
956 | } |
957 | #endif /* __PPC__ */ | |
c609719b | 958 | |
eda3e1e6 | 959 | #if defined(__PPC__) || defined(CONFIG_PXA_PCMCIA) || defined(CONFIG_SH) |
c609719b WD |
960 | static void |
961 | input_data(int dev, ulong *sect_buf, int words) | |
962 | { | |
1a344f29 | 963 | #if defined(CONFIG_HMI10) || defined(CONFIG_CPC45) |
a522fa0e WD |
964 | uchar *dbuf; |
965 | volatile uchar *pbuf_even; | |
966 | volatile uchar *pbuf_odd; | |
967 | ||
968 | pbuf_even = (uchar *)(ATA_CURR_BASE(dev)+ATA_DATA_EVEN); | |
969 | pbuf_odd = (uchar *)(ATA_CURR_BASE(dev)+ATA_DATA_ODD); | |
970 | dbuf = (uchar *)sect_buf; | |
971 | while (words--) { | |
1a344f29 | 972 | *dbuf++ = *pbuf_even; |
cd172b71 | 973 | EIEIO; |
1a344f29 WD |
974 | SYNC; |
975 | *dbuf++ = *pbuf_odd; | |
5cf91d6b | 976 | EIEIO; |
1a344f29 | 977 | SYNC; |
a522fa0e | 978 | *dbuf++ = *pbuf_even; |
5cf91d6b | 979 | EIEIO; |
1a344f29 | 980 | SYNC; |
a522fa0e | 981 | *dbuf++ = *pbuf_odd; |
5cf91d6b | 982 | EIEIO; |
1a344f29 WD |
983 | SYNC; |
984 | } | |
985 | #else | |
986 | ushort *dbuf; | |
987 | volatile ushort *pbuf; | |
988 | ||
989 | pbuf = (ushort *)(ATA_CURR_BASE(dev)+ATA_DATA_REG); | |
990 | dbuf = (ushort *)sect_buf; | |
991 | ||
992 | debug("in input data base for read is %lx\n", (unsigned long) pbuf); | |
993 | ||
994 | while (words--) { | |
566a494f HS |
995 | #if defined(CONFIG_PCS440EP) |
996 | EIEIO; | |
997 | *dbuf++ = ld_le16(pbuf); | |
998 | EIEIO; | |
999 | *dbuf++ = ld_le16(pbuf); | |
1000 | #else | |
cd172b71 | 1001 | EIEIO; |
1a344f29 | 1002 | *dbuf++ = *pbuf; |
cd172b71 | 1003 | EIEIO; |
1a344f29 | 1004 | *dbuf++ = *pbuf; |
566a494f | 1005 | #endif |
a522fa0e | 1006 | } |
1a344f29 | 1007 | #endif |
c609719b | 1008 | } |
2262cfee WD |
1009 | #else /* ! __PPC__ */ |
1010 | static void | |
1011 | input_data(int dev, ulong *sect_buf, int words) | |
1012 | { | |
15647dc7 | 1013 | insw(ATA_CURR_BASE(dev)+ATA_DATA_REG, sect_buf, words << 1); |
2262cfee WD |
1014 | } |
1015 | ||
1016 | #endif /* __PPC__ */ | |
c609719b | 1017 | |
c7de829c WD |
1018 | #ifdef CONFIG_AMIGAONEG3SE |
1019 | static void | |
1020 | input_data_short(int dev, ulong *sect_buf, int words) | |
1021 | { | |
1022 | ushort *dbuf; | |
1023 | volatile ushort *pbuf; | |
1024 | ||
1025 | pbuf = (ushort *)(ATA_CURR_BASE(dev)+ATA_DATA_REG); | |
1026 | dbuf = (ushort *)sect_buf; | |
1027 | while (words--) { | |
5cf91d6b | 1028 | EIEIO; |
c7de829c | 1029 | *dbuf++ = *pbuf; |
5cf91d6b | 1030 | EIEIO; |
c7de829c WD |
1031 | } |
1032 | ||
c40b2956 | 1033 | if (words&1) { |
1a344f29 WD |
1034 | ushort dummy; |
1035 | dummy = *pbuf; | |
c7de829c WD |
1036 | } |
1037 | } | |
1038 | #endif | |
1039 | ||
c609719b WD |
1040 | /* ------------------------------------------------------------------------- |
1041 | */ | |
1042 | static void ide_ident (block_dev_desc_t *dev_desc) | |
1043 | { | |
1044 | ulong iobuf[ATA_SECTORWORDS]; | |
1045 | unsigned char c; | |
1046 | hd_driveid_t *iop = (hd_driveid_t *)iobuf; | |
1047 | ||
c7de829c WD |
1048 | #ifdef CONFIG_AMIGAONEG3SE |
1049 | int max_bus_scan; | |
c7de829c | 1050 | char *s; |
64f70bed WD |
1051 | #endif |
1052 | #ifdef CONFIG_ATAPI | |
1053 | int retries = 0; | |
c7de829c WD |
1054 | int do_retry = 0; |
1055 | #endif | |
1056 | ||
c609719b WD |
1057 | #if 0 |
1058 | int mode, cycle_time; | |
1059 | #endif | |
1060 | int device; | |
1061 | device=dev_desc->dev; | |
1062 | printf (" Device %d: ", device); | |
1063 | ||
c7de829c WD |
1064 | #ifdef CONFIG_AMIGAONEG3SE |
1065 | s = getenv("ide_maxbus"); | |
1066 | if (s) { | |
1067 | max_bus_scan = simple_strtol(s, NULL, 10); | |
1068 | } else { | |
1069 | max_bus_scan = CFG_IDE_MAXBUS; | |
1070 | } | |
1071 | if (device >= max_bus_scan*2) { | |
1072 | dev_desc->type=DEV_TYPE_UNKNOWN; | |
1073 | return; | |
1074 | } | |
1075 | #endif | |
1076 | ||
c609719b WD |
1077 | ide_led (DEVICE_LED(device), 1); /* LED on */ |
1078 | /* Select device | |
1079 | */ | |
2262cfee | 1080 | ide_outb (device, ATA_DEV_HD, ATA_LBA | ATA_DEVICE(device)); |
c609719b WD |
1081 | dev_desc->if_type=IF_TYPE_IDE; |
1082 | #ifdef CONFIG_ATAPI | |
c7de829c | 1083 | |
c7de829c WD |
1084 | do_retry = 0; |
1085 | retries = 0; | |
1086 | ||
1087 | /* Warning: This will be tricky to read */ | |
c40b2956 | 1088 | while (retries <= 1) { |
c609719b | 1089 | /* check signature */ |
2262cfee WD |
1090 | if ((ide_inb(device,ATA_SECT_CNT) == 0x01) && |
1091 | (ide_inb(device,ATA_SECT_NUM) == 0x01) && | |
1092 | (ide_inb(device,ATA_CYL_LOW) == 0x14) && | |
1093 | (ide_inb(device,ATA_CYL_HIGH) == 0xEB)) { | |
c609719b WD |
1094 | /* ATAPI Signature found */ |
1095 | dev_desc->if_type=IF_TYPE_ATAPI; | |
1096 | /* Start Ident Command | |
1097 | */ | |
2262cfee | 1098 | ide_outb (device, ATA_COMMAND, ATAPI_CMD_IDENT); |
c609719b WD |
1099 | /* |
1100 | * Wait for completion - ATAPI devices need more time | |
1101 | * to become ready | |
1102 | */ | |
1103 | c = ide_wait (device, ATAPI_TIME_OUT); | |
c40b2956 | 1104 | } else |
c609719b WD |
1105 | #endif |
1106 | { | |
1107 | /* Start Ident Command | |
1108 | */ | |
2262cfee | 1109 | ide_outb (device, ATA_COMMAND, ATA_CMD_IDENT); |
c609719b WD |
1110 | |
1111 | /* Wait for completion | |
1112 | */ | |
1113 | c = ide_wait (device, IDE_TIME_OUT); | |
1114 | } | |
1115 | ide_led (DEVICE_LED(device), 0); /* LED off */ | |
1116 | ||
1117 | if (((c & ATA_STAT_DRQ) == 0) || | |
1118 | ((c & (ATA_STAT_FAULT|ATA_STAT_ERR)) != 0) ) { | |
64f70bed | 1119 | #ifdef CONFIG_ATAPI |
c7de829c | 1120 | #ifdef CONFIG_AMIGAONEG3SE |
64f70bed WD |
1121 | s = getenv("ide_doreset"); |
1122 | if (s && strcmp(s, "on") == 0) | |
1123 | #endif | |
1a344f29 WD |
1124 | { |
1125 | /* Need to soft reset the device in case it's an ATAPI... */ | |
1126 | debug ("Retrying...\n"); | |
1127 | ide_outb (device, ATA_DEV_HD, ATA_LBA | ATA_DEVICE(device)); | |
1128 | udelay(100000); | |
1129 | ide_outb (device, ATA_COMMAND, 0x08); | |
1130 | udelay (500000); /* 500 ms */ | |
1131 | } | |
64f70bed WD |
1132 | /* Select device |
1133 | */ | |
c7de829c | 1134 | ide_outb (device, ATA_DEV_HD, ATA_LBA | ATA_DEVICE(device)); |
c7de829c | 1135 | retries++; |
64f70bed WD |
1136 | #else |
1137 | return; | |
1138 | #endif | |
c609719b | 1139 | } |
64f70bed WD |
1140 | #ifdef CONFIG_ATAPI |
1141 | else | |
1142 | break; | |
c7de829c | 1143 | } /* see above - ugly to read */ |
64f70bed WD |
1144 | |
1145 | if (retries == 2) /* Not found */ | |
1146 | return; | |
1147 | #endif | |
c609719b WD |
1148 | |
1149 | input_swap_data (device, iobuf, ATA_SECTORWORDS); | |
1150 | ||
7a60ee7c JCPV |
1151 | ident_cpy ((unsigned char*)dev_desc->revision, iop->fw_rev, sizeof(dev_desc->revision)); |
1152 | ident_cpy ((unsigned char*)dev_desc->vendor, iop->model, sizeof(dev_desc->vendor)); | |
1153 | ident_cpy ((unsigned char*)dev_desc->product, iop->serial_no, sizeof(dev_desc->product)); | |
c3f9d493 WD |
1154 | #ifdef __LITTLE_ENDIAN |
1155 | /* | |
1156 | * firmware revision and model number have Big Endian Byte | |
1157 | * order in Word. Convert both to little endian. | |
1158 | * | |
1159 | * See CF+ and CompactFlash Specification Revision 2.0: | |
1160 | * 6.2.1.6: Identfy Drive, Table 39 for more details | |
1161 | */ | |
1162 | ||
1163 | strswab (dev_desc->revision); | |
1164 | strswab (dev_desc->vendor); | |
1165 | #endif /* __LITTLE_ENDIAN */ | |
c609719b WD |
1166 | |
1167 | if ((iop->config & 0x0080)==0x0080) | |
1168 | dev_desc->removable = 1; | |
1169 | else | |
1170 | dev_desc->removable = 0; | |
1171 | ||
1172 | #if 0 | |
1173 | /* | |
1174 | * Drive PIO mode autoselection | |
1175 | */ | |
1176 | mode = iop->tPIO; | |
1177 | ||
1178 | printf ("tPIO = 0x%02x = %d\n",mode, mode); | |
1179 | if (mode > 2) { /* 2 is maximum allowed tPIO value */ | |
1180 | mode = 2; | |
1a344f29 | 1181 | debug ("Override tPIO -> 2\n"); |
c609719b WD |
1182 | } |
1183 | if (iop->field_valid & 2) { /* drive implements ATA2? */ | |
1a344f29 | 1184 | debug ("Drive implements ATA2\n"); |
c609719b WD |
1185 | if (iop->capability & 8) { /* drive supports use_iordy? */ |
1186 | cycle_time = iop->eide_pio_iordy; | |
1187 | } else { | |
1188 | cycle_time = iop->eide_pio; | |
1189 | } | |
1a344f29 | 1190 | debug ("cycle time = %d\n", cycle_time); |
c609719b WD |
1191 | mode = 4; |
1192 | if (cycle_time > 120) mode = 3; /* 120 ns for PIO mode 4 */ | |
1193 | if (cycle_time > 180) mode = 2; /* 180 ns for PIO mode 3 */ | |
1194 | if (cycle_time > 240) mode = 1; /* 240 ns for PIO mode 4 */ | |
1195 | if (cycle_time > 383) mode = 0; /* 383 ns for PIO mode 4 */ | |
1196 | } | |
1197 | printf ("PIO mode to use: PIO %d\n", mode); | |
1198 | #endif /* 0 */ | |
1199 | ||
1200 | #ifdef CONFIG_ATAPI | |
1201 | if (dev_desc->if_type==IF_TYPE_ATAPI) { | |
1202 | atapi_inquiry(dev_desc); | |
1203 | return; | |
1204 | } | |
1205 | #endif /* CONFIG_ATAPI */ | |
1206 | ||
c3f9d493 | 1207 | #ifdef __BIG_ENDIAN |
c609719b WD |
1208 | /* swap shorts */ |
1209 | dev_desc->lba = (iop->lba_capacity << 16) | (iop->lba_capacity >> 16); | |
c3f9d493 WD |
1210 | #else /* ! __BIG_ENDIAN */ |
1211 | /* | |
1212 | * do not swap shorts on little endian | |
1213 | * | |
1214 | * See CF+ and CompactFlash Specification Revision 2.0: | |
1215 | * 6.2.1.6: Identfy Drive, Table 39, Word Address 57-58 for details. | |
1216 | */ | |
1217 | dev_desc->lba = iop->lba_capacity; | |
1218 | #endif /* __BIG_ENDIAN */ | |
c40b2956 | 1219 | |
42dfe7a1 | 1220 | #ifdef CONFIG_LBA48 |
c40b2956 | 1221 | if (iop->command_set_2 & 0x0400) { /* LBA 48 support */ |
6e592385 WD |
1222 | dev_desc->lba48 = 1; |
1223 | dev_desc->lba = (unsigned long long)iop->lba48_capacity[0] | | |
c40b2956 WD |
1224 | ((unsigned long long)iop->lba48_capacity[1] << 16) | |
1225 | ((unsigned long long)iop->lba48_capacity[2] << 32) | | |
1226 | ((unsigned long long)iop->lba48_capacity[3] << 48); | |
1227 | } else { | |
c40b2956 WD |
1228 | dev_desc->lba48 = 0; |
1229 | } | |
1230 | #endif /* CONFIG_LBA48 */ | |
c609719b WD |
1231 | /* assuming HD */ |
1232 | dev_desc->type=DEV_TYPE_HARDDISK; | |
1233 | dev_desc->blksz=ATA_BLOCKSIZE; | |
1234 | dev_desc->lun=0; /* just to fill something in... */ | |
1235 | ||
53677ef1 | 1236 | #if 0 /* only used to test the powersaving mode, |
c609719b WD |
1237 | * if enabled, the drive goes after 5 sec |
1238 | * in standby mode */ | |
2262cfee | 1239 | ide_outb (device, ATA_DEV_HD, ATA_LBA | ATA_DEVICE(device)); |
c609719b | 1240 | c = ide_wait (device, IDE_TIME_OUT); |
2262cfee WD |
1241 | ide_outb (device, ATA_SECT_CNT, 1); |
1242 | ide_outb (device, ATA_LBA_LOW, 0); | |
1243 | ide_outb (device, ATA_LBA_MID, 0); | |
1244 | ide_outb (device, ATA_LBA_HIGH, 0); | |
1a344f29 | 1245 | ide_outb (device, ATA_DEV_HD, ATA_LBA | ATA_DEVICE(device)); |
2262cfee | 1246 | ide_outb (device, ATA_COMMAND, 0xe3); |
c609719b WD |
1247 | udelay (50); |
1248 | c = ide_wait (device, IDE_TIME_OUT); /* can't take over 500 ms */ | |
1249 | #endif | |
1250 | } | |
1251 | ||
1252 | ||
1253 | /* ------------------------------------------------------------------------- */ | |
1254 | ||
eb867a76 | 1255 | ulong ide_read (int device, lbaint_t blknr, ulong blkcnt, void *buffer) |
c609719b WD |
1256 | { |
1257 | ulong n = 0; | |
1258 | unsigned char c; | |
1259 | unsigned char pwrsave=0; /* power save */ | |
42dfe7a1 | 1260 | #ifdef CONFIG_LBA48 |
c40b2956 | 1261 | unsigned char lba48 = 0; |
c609719b | 1262 | |
413bf586 | 1263 | if (blknr & 0x0000fffff0000000ULL) { |
c40b2956 WD |
1264 | /* more than 28 bits used, use 48bit mode */ |
1265 | lba48 = 1; | |
1266 | } | |
1267 | #endif | |
1a344f29 | 1268 | debug ("ide_read dev %d start %qX, blocks %lX buffer at %lX\n", |
c609719b WD |
1269 | device, blknr, blkcnt, (ulong)buffer); |
1270 | ||
1271 | ide_led (DEVICE_LED(device), 1); /* LED on */ | |
1272 | ||
1273 | /* Select device | |
1274 | */ | |
2262cfee | 1275 | ide_outb (device, ATA_DEV_HD, ATA_LBA | ATA_DEVICE(device)); |
c609719b WD |
1276 | c = ide_wait (device, IDE_TIME_OUT); |
1277 | ||
1278 | if (c & ATA_STAT_BUSY) { | |
1279 | printf ("IDE read: device %d not ready\n", device); | |
1280 | goto IDE_READ_E; | |
1281 | } | |
1282 | ||
1283 | /* first check if the drive is in Powersaving mode, if yes, | |
1284 | * increase the timeout value */ | |
2262cfee | 1285 | ide_outb (device, ATA_COMMAND, ATA_CMD_CHK_PWR); |
c609719b WD |
1286 | udelay (50); |
1287 | ||
1288 | c = ide_wait (device, IDE_TIME_OUT); /* can't take over 500 ms */ | |
1289 | ||
1290 | if (c & ATA_STAT_BUSY) { | |
1291 | printf ("IDE read: device %d not ready\n", device); | |
1292 | goto IDE_READ_E; | |
1293 | } | |
1294 | if ((c & ATA_STAT_ERR) == ATA_STAT_ERR) { | |
1295 | printf ("No Powersaving mode %X\n", c); | |
1296 | } else { | |
2262cfee | 1297 | c = ide_inb(device,ATA_SECT_CNT); |
1a344f29 | 1298 | debug ("Powersaving %02X\n",c); |
c609719b WD |
1299 | if(c==0) |
1300 | pwrsave=1; | |
1301 | } | |
1302 | ||
1303 | ||
1304 | while (blkcnt-- > 0) { | |
1305 | ||
1306 | c = ide_wait (device, IDE_TIME_OUT); | |
1307 | ||
1308 | if (c & ATA_STAT_BUSY) { | |
1309 | printf ("IDE read: device %d not ready\n", device); | |
1310 | break; | |
1311 | } | |
42dfe7a1 | 1312 | #ifdef CONFIG_LBA48 |
c40b2956 WD |
1313 | if (lba48) { |
1314 | /* write high bits */ | |
1315 | ide_outb (device, ATA_SECT_CNT, 0); | |
1316 | ide_outb (device, ATA_LBA_LOW, (blknr >> 24) & 0xFF); | |
413bf586 | 1317 | #ifdef CFG_64BIT_LBA |
c40b2956 WD |
1318 | ide_outb (device, ATA_LBA_MID, (blknr >> 32) & 0xFF); |
1319 | ide_outb (device, ATA_LBA_HIGH, (blknr >> 40) & 0xFF); | |
413bf586 GL |
1320 | #else |
1321 | ide_outb (device, ATA_LBA_MID, 0); | |
1322 | ide_outb (device, ATA_LBA_HIGH, 0); | |
1323 | #endif | |
c40b2956 WD |
1324 | } |
1325 | #endif | |
2262cfee WD |
1326 | ide_outb (device, ATA_SECT_CNT, 1); |
1327 | ide_outb (device, ATA_LBA_LOW, (blknr >> 0) & 0xFF); | |
1328 | ide_outb (device, ATA_LBA_MID, (blknr >> 8) & 0xFF); | |
1329 | ide_outb (device, ATA_LBA_HIGH, (blknr >> 16) & 0xFF); | |
c40b2956 | 1330 | |
42dfe7a1 | 1331 | #ifdef CONFIG_LBA48 |
c40b2956 WD |
1332 | if (lba48) { |
1333 | ide_outb (device, ATA_DEV_HD, ATA_LBA | ATA_DEVICE(device) ); | |
1334 | ide_outb (device, ATA_COMMAND, ATA_CMD_READ_EXT); | |
1335 | ||
1336 | } else | |
1337 | #endif | |
1338 | { | |
1339 | ide_outb (device, ATA_DEV_HD, ATA_LBA | | |
1340 | ATA_DEVICE(device) | | |
1341 | ((blknr >> 24) & 0xF) ); | |
1342 | ide_outb (device, ATA_COMMAND, ATA_CMD_READ); | |
1343 | } | |
c609719b WD |
1344 | |
1345 | udelay (50); | |
1346 | ||
1347 | if(pwrsave) { | |
1348 | c = ide_wait (device, IDE_SPIN_UP_TIME_OUT); /* may take up to 4 sec */ | |
1349 | pwrsave=0; | |
1350 | } else { | |
1351 | c = ide_wait (device, IDE_TIME_OUT); /* can't take over 500 ms */ | |
1352 | } | |
1353 | ||
1354 | if ((c&(ATA_STAT_DRQ|ATA_STAT_BUSY|ATA_STAT_ERR)) != ATA_STAT_DRQ) { | |
42dfe7a1 | 1355 | #if defined(CFG_64BIT_LBA) && defined(CFG_64BIT_VSPRINTF) |
c40b2956 | 1356 | printf ("Error (no IRQ) dev %d blk %qd: status 0x%02x\n", |
c609719b | 1357 | device, blknr, c); |
c40b2956 WD |
1358 | #else |
1359 | printf ("Error (no IRQ) dev %d blk %ld: status 0x%02x\n", | |
1360 | device, (ulong)blknr, c); | |
1361 | #endif | |
c609719b WD |
1362 | break; |
1363 | } | |
1364 | ||
1365 | input_data (device, buffer, ATA_SECTORWORDS); | |
2262cfee | 1366 | (void) ide_inb (device, ATA_STATUS); /* clear IRQ */ |
c609719b WD |
1367 | |
1368 | ++n; | |
1369 | ++blknr; | |
0b94504d | 1370 | buffer += ATA_BLOCKSIZE; |
c609719b WD |
1371 | } |
1372 | IDE_READ_E: | |
1373 | ide_led (DEVICE_LED(device), 0); /* LED off */ | |
1374 | return (n); | |
1375 | } | |
1376 | ||
1377 | /* ------------------------------------------------------------------------- */ | |
1378 | ||
1379 | ||
eb867a76 | 1380 | ulong ide_write (int device, lbaint_t blknr, ulong blkcnt, void *buffer) |
c609719b WD |
1381 | { |
1382 | ulong n = 0; | |
1383 | unsigned char c; | |
42dfe7a1 | 1384 | #ifdef CONFIG_LBA48 |
c40b2956 WD |
1385 | unsigned char lba48 = 0; |
1386 | ||
413bf586 | 1387 | if (blknr & 0x0000fffff0000000ULL) { |
c40b2956 WD |
1388 | /* more than 28 bits used, use 48bit mode */ |
1389 | lba48 = 1; | |
1390 | } | |
1391 | #endif | |
c609719b WD |
1392 | |
1393 | ide_led (DEVICE_LED(device), 1); /* LED on */ | |
1394 | ||
1395 | /* Select device | |
1396 | */ | |
2262cfee | 1397 | ide_outb (device, ATA_DEV_HD, ATA_LBA | ATA_DEVICE(device)); |
c609719b WD |
1398 | |
1399 | while (blkcnt-- > 0) { | |
1400 | ||
1401 | c = ide_wait (device, IDE_TIME_OUT); | |
1402 | ||
1403 | if (c & ATA_STAT_BUSY) { | |
1404 | printf ("IDE read: device %d not ready\n", device); | |
1405 | goto WR_OUT; | |
1406 | } | |
42dfe7a1 | 1407 | #ifdef CONFIG_LBA48 |
c40b2956 WD |
1408 | if (lba48) { |
1409 | /* write high bits */ | |
1410 | ide_outb (device, ATA_SECT_CNT, 0); | |
1411 | ide_outb (device, ATA_LBA_LOW, (blknr >> 24) & 0xFF); | |
413bf586 | 1412 | #ifdef CFG_64BIT_LBA |
c40b2956 WD |
1413 | ide_outb (device, ATA_LBA_MID, (blknr >> 32) & 0xFF); |
1414 | ide_outb (device, ATA_LBA_HIGH, (blknr >> 40) & 0xFF); | |
413bf586 GL |
1415 | #else |
1416 | ide_outb (device, ATA_LBA_MID, 0); | |
1417 | ide_outb (device, ATA_LBA_HIGH, 0); | |
1418 | #endif | |
c40b2956 WD |
1419 | } |
1420 | #endif | |
2262cfee WD |
1421 | ide_outb (device, ATA_SECT_CNT, 1); |
1422 | ide_outb (device, ATA_LBA_LOW, (blknr >> 0) & 0xFF); | |
1423 | ide_outb (device, ATA_LBA_MID, (blknr >> 8) & 0xFF); | |
1424 | ide_outb (device, ATA_LBA_HIGH, (blknr >> 16) & 0xFF); | |
c40b2956 | 1425 | |
42dfe7a1 | 1426 | #ifdef CONFIG_LBA48 |
c40b2956 WD |
1427 | if (lba48) { |
1428 | ide_outb (device, ATA_DEV_HD, ATA_LBA | ATA_DEVICE(device) ); | |
1429 | ide_outb (device, ATA_COMMAND, ATA_CMD_WRITE_EXT); | |
1430 | ||
1431 | } else | |
1432 | #endif | |
1433 | { | |
1434 | ide_outb (device, ATA_DEV_HD, ATA_LBA | | |
1435 | ATA_DEVICE(device) | | |
1436 | ((blknr >> 24) & 0xF) ); | |
1437 | ide_outb (device, ATA_COMMAND, ATA_CMD_WRITE); | |
1438 | } | |
c609719b WD |
1439 | |
1440 | udelay (50); | |
1441 | ||
1442 | c = ide_wait (device, IDE_TIME_OUT); /* can't take over 500 ms */ | |
1443 | ||
1444 | if ((c&(ATA_STAT_DRQ|ATA_STAT_BUSY|ATA_STAT_ERR)) != ATA_STAT_DRQ) { | |
42dfe7a1 | 1445 | #if defined(CFG_64BIT_LBA) && defined(CFG_64BIT_VSPRINTF) |
c40b2956 | 1446 | printf ("Error (no IRQ) dev %d blk %qd: status 0x%02x\n", |
c609719b | 1447 | device, blknr, c); |
c40b2956 WD |
1448 | #else |
1449 | printf ("Error (no IRQ) dev %d blk %ld: status 0x%02x\n", | |
1450 | device, (ulong)blknr, c); | |
1451 | #endif | |
c609719b WD |
1452 | goto WR_OUT; |
1453 | } | |
1454 | ||
1455 | output_data (device, buffer, ATA_SECTORWORDS); | |
2262cfee | 1456 | c = ide_inb (device, ATA_STATUS); /* clear IRQ */ |
c609719b WD |
1457 | ++n; |
1458 | ++blknr; | |
0b94504d | 1459 | buffer += ATA_BLOCKSIZE; |
c609719b WD |
1460 | } |
1461 | WR_OUT: | |
1462 | ide_led (DEVICE_LED(device), 0); /* LED off */ | |
1463 | return (n); | |
1464 | } | |
1465 | ||
1466 | /* ------------------------------------------------------------------------- */ | |
1467 | ||
1468 | /* | |
1469 | * copy src to dest, skipping leading and trailing blanks and null | |
1470 | * terminate the string | |
7d7ce412 | 1471 | * "len" is the size of available memory including the terminating '\0' |
c609719b | 1472 | */ |
7d7ce412 | 1473 | static void ident_cpy (unsigned char *dst, unsigned char *src, unsigned int len) |
c609719b | 1474 | { |
7d7ce412 WD |
1475 | unsigned char *end, *last; |
1476 | ||
1477 | last = dst; | |
6fb6af6d | 1478 | end = src + len - 1; |
7d7ce412 WD |
1479 | |
1480 | /* reserve space for '\0' */ | |
1481 | if (len < 2) | |
1482 | goto OUT; | |
efa329cb | 1483 | |
7d7ce412 WD |
1484 | /* skip leading white space */ |
1485 | while ((*src) && (src<end) && (*src==' ')) | |
1486 | ++src; | |
1487 | ||
1488 | /* copy string, omitting trailing white space */ | |
1489 | while ((*src) && (src<end)) { | |
1490 | *dst++ = *src; | |
1491 | if (*src++ != ' ') | |
1492 | last = dst; | |
c609719b | 1493 | } |
7d7ce412 WD |
1494 | OUT: |
1495 | *last = '\0'; | |
c609719b WD |
1496 | } |
1497 | ||
1498 | /* ------------------------------------------------------------------------- */ | |
1499 | ||
1500 | /* | |
1501 | * Wait until Busy bit is off, or timeout (in ms) | |
1502 | * Return last status | |
1503 | */ | |
1504 | static uchar ide_wait (int dev, ulong t) | |
1505 | { | |
1506 | ulong delay = 10 * t; /* poll every 100 us */ | |
1507 | uchar c; | |
1508 | ||
2262cfee | 1509 | while ((c = ide_inb(dev, ATA_STATUS)) & ATA_STAT_BUSY) { |
c609719b WD |
1510 | udelay (100); |
1511 | if (delay-- == 0) { | |
1512 | break; | |
1513 | } | |
1514 | } | |
1515 | return (c); | |
1516 | } | |
1517 | ||
1518 | /* ------------------------------------------------------------------------- */ | |
1519 | ||
1520 | #ifdef CONFIG_IDE_RESET | |
1521 | extern void ide_set_reset(int idereset); | |
1522 | ||
1523 | static void ide_reset (void) | |
1524 | { | |
1525 | #if defined(CFG_PB_12V_ENABLE) || defined(CFG_PB_IDE_MOTOR) | |
1526 | volatile immap_t *immr = (immap_t *)CFG_IMMR; | |
1527 | #endif | |
1528 | int i; | |
1529 | ||
1530 | curr_device = -1; | |
1531 | for (i=0; i<CFG_IDE_MAXBUS; ++i) | |
1532 | ide_bus_ok[i] = 0; | |
1533 | for (i=0; i<CFG_IDE_MAXDEVICE; ++i) | |
1534 | ide_dev_desc[i].type = DEV_TYPE_UNKNOWN; | |
1535 | ||
1536 | ide_set_reset (1); /* assert reset */ | |
1537 | ||
e175eacc MK |
1538 | /* the reset signal shall be asserted for et least 25 us */ |
1539 | udelay(25); | |
1540 | ||
c609719b WD |
1541 | WATCHDOG_RESET(); |
1542 | ||
1543 | #ifdef CFG_PB_12V_ENABLE | |
1544 | immr->im_cpm.cp_pbdat &= ~(CFG_PB_12V_ENABLE); /* 12V Enable output OFF */ | |
1545 | immr->im_cpm.cp_pbpar &= ~(CFG_PB_12V_ENABLE); | |
1546 | immr->im_cpm.cp_pbodr &= ~(CFG_PB_12V_ENABLE); | |
1547 | immr->im_cpm.cp_pbdir |= CFG_PB_12V_ENABLE; | |
1548 | ||
1549 | /* wait 500 ms for the voltage to stabilize | |
1550 | */ | |
1551 | for (i=0; i<500; ++i) { | |
1552 | udelay (1000); | |
1553 | } | |
1554 | ||
1555 | immr->im_cpm.cp_pbdat |= CFG_PB_12V_ENABLE; /* 12V Enable output ON */ | |
1556 | #endif /* CFG_PB_12V_ENABLE */ | |
1557 | ||
1558 | #ifdef CFG_PB_IDE_MOTOR | |
1559 | /* configure IDE Motor voltage monitor pin as input */ | |
1560 | immr->im_cpm.cp_pbpar &= ~(CFG_PB_IDE_MOTOR); | |
1561 | immr->im_cpm.cp_pbodr &= ~(CFG_PB_IDE_MOTOR); | |
1562 | immr->im_cpm.cp_pbdir &= ~(CFG_PB_IDE_MOTOR); | |
1563 | ||
1564 | /* wait up to 1 s for the motor voltage to stabilize | |
1565 | */ | |
1566 | for (i=0; i<1000; ++i) { | |
1567 | if ((immr->im_cpm.cp_pbdat & CFG_PB_IDE_MOTOR) != 0) { | |
1568 | break; | |
1569 | } | |
1570 | udelay (1000); | |
1571 | } | |
1572 | ||
1573 | if (i == 1000) { /* Timeout */ | |
1574 | printf ("\nWarning: 5V for IDE Motor missing\n"); | |
1575 | # ifdef CONFIG_STATUS_LED | |
1576 | # ifdef STATUS_LED_YELLOW | |
1577 | status_led_set (STATUS_LED_YELLOW, STATUS_LED_ON ); | |
1578 | # endif | |
1579 | # ifdef STATUS_LED_GREEN | |
1580 | status_led_set (STATUS_LED_GREEN, STATUS_LED_OFF); | |
1581 | # endif | |
1582 | # endif /* CONFIG_STATUS_LED */ | |
1583 | } | |
1584 | #endif /* CFG_PB_IDE_MOTOR */ | |
1585 | ||
1586 | WATCHDOG_RESET(); | |
1587 | ||
1588 | /* de-assert RESET signal */ | |
1589 | ide_set_reset(0); | |
1590 | ||
1591 | /* wait 250 ms */ | |
1592 | for (i=0; i<250; ++i) { | |
1593 | udelay (1000); | |
1594 | } | |
1595 | } | |
1596 | ||
1597 | #endif /* CONFIG_IDE_RESET */ | |
1598 | ||
1599 | /* ------------------------------------------------------------------------- */ | |
1600 | ||
e2ffd59b WD |
1601 | #if defined(CONFIG_IDE_LED) && \ |
1602 | !defined(CONFIG_AMIGAONEG3SE)&& \ | |
1603 | !defined(CONFIG_CPC45) && \ | |
1604 | !defined(CONFIG_HMI10) && \ | |
1605 | !defined(CONFIG_KUP4K) && \ | |
1606 | !defined(CONFIG_KUP4X) | |
c609719b WD |
1607 | |
1608 | static uchar led_buffer = 0; /* Buffer for current LED status */ | |
1609 | ||
1610 | static void ide_led (uchar led, uchar status) | |
1611 | { | |
1612 | uchar *led_port = LED_PORT; | |
1613 | ||
1614 | if (status) { /* switch LED on */ | |
1615 | led_buffer |= led; | |
1616 | } else { /* switch LED off */ | |
1617 | led_buffer &= ~led; | |
1618 | } | |
1619 | ||
1620 | *led_port = led_buffer; | |
1621 | } | |
1622 | ||
1623 | #endif /* CONFIG_IDE_LED */ | |
1624 | ||
1625 | /* ------------------------------------------------------------------------- */ | |
1626 | ||
1627 | #ifdef CONFIG_ATAPI | |
1628 | /**************************************************************************** | |
1629 | * ATAPI Support | |
1630 | */ | |
1631 | ||
db01a2ea | 1632 | #if defined(__PPC__) || defined(CONFIG_PXA_PCMCIA) |
c609719b WD |
1633 | /* since ATAPI may use commands with not 4 bytes alligned length |
1634 | * we have our own transfer functions, 2 bytes alligned */ | |
1635 | static void | |
1636 | output_data_shorts(int dev, ushort *sect_buf, int shorts) | |
1637 | { | |
1a344f29 | 1638 | #if defined(CONFIG_HMI10) || defined(CONFIG_CPC45) |
a522fa0e WD |
1639 | uchar *dbuf; |
1640 | volatile uchar *pbuf_even; | |
1641 | volatile uchar *pbuf_odd; | |
1642 | ||
1643 | pbuf_even = (uchar *)(ATA_CURR_BASE(dev)+ATA_DATA_EVEN); | |
1644 | pbuf_odd = (uchar *)(ATA_CURR_BASE(dev)+ATA_DATA_ODD); | |
1645 | while (shorts--) { | |
5cf91d6b | 1646 | EIEIO; |
a522fa0e | 1647 | *pbuf_even = *dbuf++; |
5cf91d6b | 1648 | EIEIO; |
a522fa0e WD |
1649 | *pbuf_odd = *dbuf++; |
1650 | } | |
1a344f29 | 1651 | #else |
c609719b WD |
1652 | ushort *dbuf; |
1653 | volatile ushort *pbuf; | |
1654 | ||
1655 | pbuf = (ushort *)(ATA_CURR_BASE(dev)+ATA_DATA_REG); | |
1656 | dbuf = (ushort *)sect_buf; | |
db01a2ea | 1657 | |
1a344f29 | 1658 | debug ("in output data shorts base for read is %lx\n", (unsigned long) pbuf); |
db01a2ea | 1659 | |
c609719b | 1660 | while (shorts--) { |
5cf91d6b | 1661 | EIEIO; |
1a344f29 | 1662 | *pbuf = *dbuf++; |
c609719b | 1663 | } |
1a344f29 WD |
1664 | #endif |
1665 | } | |
1666 | ||
1667 | static void | |
1668 | input_data_shorts(int dev, ushort *sect_buf, int shorts) | |
1669 | { | |
1670 | #if defined(CONFIG_HMI10) || defined(CONFIG_CPC45) | |
a522fa0e WD |
1671 | uchar *dbuf; |
1672 | volatile uchar *pbuf_even; | |
1673 | volatile uchar *pbuf_odd; | |
1674 | ||
1675 | pbuf_even = (uchar *)(ATA_CURR_BASE(dev)+ATA_DATA_EVEN); | |
1676 | pbuf_odd = (uchar *)(ATA_CURR_BASE(dev)+ATA_DATA_ODD); | |
1677 | while (shorts--) { | |
5cf91d6b | 1678 | EIEIO; |
a522fa0e | 1679 | *dbuf++ = *pbuf_even; |
5cf91d6b | 1680 | EIEIO; |
a522fa0e WD |
1681 | *dbuf++ = *pbuf_odd; |
1682 | } | |
1a344f29 WD |
1683 | #else |
1684 | ushort *dbuf; | |
1685 | volatile ushort *pbuf; | |
1686 | ||
1687 | pbuf = (ushort *)(ATA_CURR_BASE(dev)+ATA_DATA_REG); | |
1688 | dbuf = (ushort *)sect_buf; | |
1689 | ||
1690 | debug("in input data shorts base for read is %lx\n", (unsigned long) pbuf); | |
1691 | ||
1692 | while (shorts--) { | |
1693 | EIEIO; | |
1694 | *dbuf++ = *pbuf; | |
1695 | } | |
1696 | #endif | |
c609719b WD |
1697 | } |
1698 | ||
2262cfee WD |
1699 | #else /* ! __PPC__ */ |
1700 | static void | |
1701 | output_data_shorts(int dev, ushort *sect_buf, int shorts) | |
1702 | { | |
15647dc7 | 1703 | outsw(ATA_CURR_BASE(dev)+ATA_DATA_REG, sect_buf, shorts); |
2262cfee WD |
1704 | } |
1705 | ||
2262cfee WD |
1706 | static void |
1707 | input_data_shorts(int dev, ushort *sect_buf, int shorts) | |
1708 | { | |
15647dc7 | 1709 | insw(ATA_CURR_BASE(dev)+ATA_DATA_REG, sect_buf, shorts); |
2262cfee WD |
1710 | } |
1711 | ||
1712 | #endif /* __PPC__ */ | |
1713 | ||
c609719b WD |
1714 | /* |
1715 | * Wait until (Status & mask) == res, or timeout (in ms) | |
1716 | * Return last status | |
1717 | * This is used since some ATAPI CD ROMs clears their Busy Bit first | |
1718 | * and then they set their DRQ Bit | |
1719 | */ | |
1720 | static uchar atapi_wait_mask (int dev, ulong t,uchar mask, uchar res) | |
1721 | { | |
1722 | ulong delay = 10 * t; /* poll every 100 us */ | |
1723 | uchar c; | |
1724 | ||
2262cfee WD |
1725 | c = ide_inb(dev,ATA_DEV_CTL); /* prevents to read the status before valid */ |
1726 | while (((c = ide_inb(dev, ATA_STATUS)) & mask) != res) { | |
c609719b WD |
1727 | /* break if error occurs (doesn't make sense to wait more) */ |
1728 | if((c & ATA_STAT_ERR)==ATA_STAT_ERR) | |
1729 | break; | |
1730 | udelay (100); | |
1731 | if (delay-- == 0) { | |
1732 | break; | |
1733 | } | |
1734 | } | |
1735 | return (c); | |
1736 | } | |
1737 | ||
1738 | /* | |
1739 | * issue an atapi command | |
1740 | */ | |
1741 | unsigned char atapi_issue(int device,unsigned char* ccb,int ccblen, unsigned char * buffer,int buflen) | |
1742 | { | |
1743 | unsigned char c,err,mask,res; | |
1744 | int n; | |
1745 | ide_led (DEVICE_LED(device), 1); /* LED on */ | |
1746 | ||
1747 | /* Select device | |
1748 | */ | |
1749 | mask = ATA_STAT_BUSY|ATA_STAT_DRQ; | |
1750 | res = 0; | |
c7de829c WD |
1751 | #ifdef CONFIG_AMIGAONEG3SE |
1752 | # warning THF: Removed LBA mode ??? | |
1753 | #endif | |
2262cfee | 1754 | ide_outb (device, ATA_DEV_HD, ATA_LBA | ATA_DEVICE(device)); |
c609719b WD |
1755 | c = atapi_wait_mask(device,ATAPI_TIME_OUT,mask,res); |
1756 | if ((c & mask) != res) { | |
1757 | printf ("ATAPI_ISSUE: device %d not ready status %X\n", device,c); | |
1758 | err=0xFF; | |
1759 | goto AI_OUT; | |
1760 | } | |
1761 | /* write taskfile */ | |
2262cfee | 1762 | ide_outb (device, ATA_ERROR_REG, 0); /* no DMA, no overlaped */ |
c7de829c WD |
1763 | ide_outb (device, ATA_SECT_CNT, 0); |
1764 | ide_outb (device, ATA_SECT_NUM, 0); | |
2262cfee | 1765 | ide_outb (device, ATA_CYL_LOW, (unsigned char)(buflen & 0xFF)); |
c7de829c WD |
1766 | ide_outb (device, ATA_CYL_HIGH, (unsigned char)((buflen>>8) & 0xFF)); |
1767 | #ifdef CONFIG_AMIGAONEG3SE | |
1768 | # warning THF: Removed LBA mode ??? | |
1769 | #endif | |
2262cfee | 1770 | ide_outb (device, ATA_DEV_HD, ATA_LBA | ATA_DEVICE(device)); |
c609719b | 1771 | |
2262cfee | 1772 | ide_outb (device, ATA_COMMAND, ATAPI_CMD_PACKET); |
c609719b WD |
1773 | udelay (50); |
1774 | ||
1775 | mask = ATA_STAT_DRQ|ATA_STAT_BUSY|ATA_STAT_ERR; | |
1776 | res = ATA_STAT_DRQ; | |
1777 | c = atapi_wait_mask(device,ATAPI_TIME_OUT,mask,res); | |
1778 | ||
1779 | if ((c & mask) != res) { /* DRQ must be 1, BSY 0 */ | |
1780 | printf ("ATTAPI_ISSUE: Error (no IRQ) before sending ccb dev %d status 0x%02x\n",device,c); | |
1781 | err=0xFF; | |
1782 | goto AI_OUT; | |
1783 | } | |
1784 | ||
1785 | output_data_shorts (device, (unsigned short *)ccb,ccblen/2); /* write command block */ | |
53677ef1 | 1786 | /* ATAPI Command written wait for completition */ |
c609719b WD |
1787 | udelay (5000); /* device must set bsy */ |
1788 | ||
1789 | mask = ATA_STAT_DRQ|ATA_STAT_BUSY|ATA_STAT_ERR; | |
1790 | /* if no data wait for DRQ = 0 BSY = 0 | |
1791 | * if data wait for DRQ = 1 BSY = 0 */ | |
1792 | res=0; | |
1793 | if(buflen) | |
1794 | res = ATA_STAT_DRQ; | |
1795 | c = atapi_wait_mask(device,ATAPI_TIME_OUT,mask,res); | |
1796 | if ((c & mask) != res ) { | |
1797 | if (c & ATA_STAT_ERR) { | |
2262cfee | 1798 | err=(ide_inb(device,ATA_ERROR_REG))>>4; |
1a344f29 | 1799 | debug ("atapi_issue 1 returned sense key %X status %02X\n",err,c); |
c609719b WD |
1800 | } else { |
1801 | printf ("ATTAPI_ISSUE: (no DRQ) after sending ccb (%x) status 0x%02x\n", ccb[0],c); | |
1802 | err=0xFF; | |
1803 | } | |
1804 | goto AI_OUT; | |
1805 | } | |
2262cfee | 1806 | n=ide_inb(device, ATA_CYL_HIGH); |
c609719b | 1807 | n<<=8; |
2262cfee | 1808 | n+=ide_inb(device, ATA_CYL_LOW); |
c609719b WD |
1809 | if(n>buflen) { |
1810 | printf("ERROR, transfer bytes %d requested only %d\n",n,buflen); | |
1811 | err=0xff; | |
1812 | goto AI_OUT; | |
1813 | } | |
1814 | if((n==0)&&(buflen<0)) { | |
1815 | printf("ERROR, transfer bytes %d requested %d\n",n,buflen); | |
1816 | err=0xff; | |
1817 | goto AI_OUT; | |
1818 | } | |
1819 | if(n!=buflen) { | |
1a344f29 | 1820 | debug ("WARNING, transfer bytes %d not equal with requested %d\n",n,buflen); |
c609719b WD |
1821 | } |
1822 | if(n!=0) { /* data transfer */ | |
1a344f29 | 1823 | debug ("ATAPI_ISSUE: %d Bytes to transfer\n",n); |
c609719b WD |
1824 | /* we transfer shorts */ |
1825 | n>>=1; | |
1826 | /* ok now decide if it is an in or output */ | |
2262cfee | 1827 | if ((ide_inb(device, ATA_SECT_CNT)&0x02)==0) { |
1a344f29 | 1828 | debug ("Write to device\n"); |
c609719b WD |
1829 | output_data_shorts(device,(unsigned short *)buffer,n); |
1830 | } else { | |
1a344f29 | 1831 | debug ("Read from device @ %p shorts %d\n",buffer,n); |
c609719b WD |
1832 | input_data_shorts(device,(unsigned short *)buffer,n); |
1833 | } | |
1834 | } | |
1835 | udelay(5000); /* seems that some CD ROMs need this... */ | |
1836 | mask = ATA_STAT_BUSY|ATA_STAT_ERR; | |
1837 | res=0; | |
1838 | c = atapi_wait_mask(device,ATAPI_TIME_OUT,mask,res); | |
1839 | if ((c & ATA_STAT_ERR) == ATA_STAT_ERR) { | |
2262cfee | 1840 | err=(ide_inb(device,ATA_ERROR_REG) >> 4); |
1a344f29 | 1841 | debug ("atapi_issue 2 returned sense key %X status %X\n",err,c); |
c609719b WD |
1842 | } else { |
1843 | err = 0; | |
1844 | } | |
1845 | AI_OUT: | |
1846 | ide_led (DEVICE_LED(device), 0); /* LED off */ | |
1847 | return (err); | |
1848 | } | |
1849 | ||
1850 | /* | |
1851 | * sending the command to atapi_issue. If an status other than good | |
1852 | * returns, an request_sense will be issued | |
1853 | */ | |
1854 | ||
53677ef1 | 1855 | #define ATAPI_DRIVE_NOT_READY 100 |
c609719b WD |
1856 | #define ATAPI_UNIT_ATTN 10 |
1857 | ||
1858 | unsigned char atapi_issue_autoreq (int device, | |
1859 | unsigned char* ccb, | |
1860 | int ccblen, | |
1861 | unsigned char *buffer, | |
1862 | int buflen) | |
1863 | { | |
1864 | unsigned char sense_data[18],sense_ccb[12]; | |
1865 | unsigned char res,key,asc,ascq; | |
1866 | int notready,unitattn; | |
1867 | ||
c7de829c WD |
1868 | #ifdef CONFIG_AMIGAONEG3SE |
1869 | char *s; | |
1870 | unsigned int timeout, retrycnt; | |
1871 | ||
1872 | s = getenv("ide_cd_timeout"); | |
1873 | timeout = s ? (simple_strtol(s, NULL, 10)*1000000)/5 : 0; | |
1874 | ||
1875 | retrycnt = 0; | |
1876 | #endif | |
1877 | ||
c609719b WD |
1878 | unitattn=ATAPI_UNIT_ATTN; |
1879 | notready=ATAPI_DRIVE_NOT_READY; | |
1880 | ||
1881 | retry: | |
1882 | res= atapi_issue(device,ccb,ccblen,buffer,buflen); | |
1883 | if (res==0) | |
1884 | return (0); /* Ok */ | |
1885 | ||
1886 | if (res==0xFF) | |
1887 | return (0xFF); /* error */ | |
1888 | ||
1a344f29 | 1889 | debug ("(auto_req)atapi_issue returned sense key %X\n",res); |
c609719b WD |
1890 | |
1891 | memset(sense_ccb,0,sizeof(sense_ccb)); | |
1892 | memset(sense_data,0,sizeof(sense_data)); | |
1893 | sense_ccb[0]=ATAPI_CMD_REQ_SENSE; | |
c7de829c | 1894 | sense_ccb[4]=18; /* allocation Length */ |
c609719b WD |
1895 | |
1896 | res=atapi_issue(device,sense_ccb,12,sense_data,18); | |
1897 | key=(sense_data[2]&0xF); | |
1898 | asc=(sense_data[12]); | |
1899 | ascq=(sense_data[13]); | |
1900 | ||
1a344f29 WD |
1901 | debug ("ATAPI_CMD_REQ_SENSE returned %x\n",res); |
1902 | debug (" Sense page: %02X key %02X ASC %02X ASCQ %02X\n", | |
c609719b WD |
1903 | sense_data[0], |
1904 | key, | |
1905 | asc, | |
1906 | ascq); | |
1907 | ||
1908 | if((key==0)) | |
1909 | return 0; /* ok device ready */ | |
1910 | ||
1911 | if((key==6)|| (asc==0x29) || (asc==0x28)) { /* Unit Attention */ | |
1912 | if(unitattn-->0) { | |
1913 | udelay(200*1000); | |
1914 | goto retry; | |
1915 | } | |
1916 | printf("Unit Attention, tried %d\n",ATAPI_UNIT_ATTN); | |
1917 | goto error; | |
1918 | } | |
1919 | if((asc==0x4) && (ascq==0x1)) { /* not ready, but will be ready soon */ | |
1920 | if (notready-->0) { | |
1921 | udelay(200*1000); | |
1922 | goto retry; | |
1923 | } | |
1924 | printf("Drive not ready, tried %d times\n",ATAPI_DRIVE_NOT_READY); | |
1925 | goto error; | |
1926 | } | |
1927 | if(asc==0x3a) { | |
1a344f29 | 1928 | debug ("Media not present\n"); |
c609719b WD |
1929 | goto error; |
1930 | } | |
c7de829c WD |
1931 | |
1932 | #ifdef CONFIG_AMIGAONEG3SE | |
1933 | if ((sense_data[2]&0xF)==0x0B) { | |
1a344f29 | 1934 | debug ("ABORTED COMMAND...retry\n"); |
c7de829c WD |
1935 | if (retrycnt++ < 4) |
1936 | goto retry; | |
1937 | return (0xFF); | |
1938 | } | |
1939 | ||
1940 | if ((sense_data[2]&0xf) == 0x02 && | |
1941 | sense_data[12] == 0x04 && | |
1942 | sense_data[13] == 0x01 ) { | |
1a344f29 | 1943 | debug ("Waiting for unit to become active\n"); |
c7de829c WD |
1944 | udelay(timeout); |
1945 | if (retrycnt++ < 4) | |
1946 | goto retry; | |
1947 | return 0xFF; | |
1948 | } | |
1949 | #endif /* CONFIG_AMIGAONEG3SE */ | |
1950 | ||
c609719b WD |
1951 | printf ("ERROR: Unknown Sense key %02X ASC %02X ASCQ %02X\n",key,asc,ascq); |
1952 | error: | |
1a344f29 | 1953 | debug ("ERROR Sense key %02X ASC %02X ASCQ %02X\n",key,asc,ascq); |
c609719b WD |
1954 | return (0xFF); |
1955 | } | |
1956 | ||
1957 | ||
c609719b WD |
1958 | static void atapi_inquiry(block_dev_desc_t * dev_desc) |
1959 | { | |
1960 | unsigned char ccb[12]; /* Command descriptor block */ | |
1961 | unsigned char iobuf[64]; /* temp buf */ | |
1962 | unsigned char c; | |
1963 | int device; | |
1964 | ||
1965 | device=dev_desc->dev; | |
1966 | dev_desc->type=DEV_TYPE_UNKNOWN; /* not yet valid */ | |
1967 | dev_desc->block_read=atapi_read; | |
1968 | ||
1969 | memset(ccb,0,sizeof(ccb)); | |
1970 | memset(iobuf,0,sizeof(iobuf)); | |
1971 | ||
1972 | ccb[0]=ATAPI_CMD_INQUIRY; | |
1973 | ccb[4]=40; /* allocation Legnth */ | |
1974 | c=atapi_issue_autoreq(device,ccb,12,(unsigned char *)iobuf,40); | |
1975 | ||
1a344f29 | 1976 | debug ("ATAPI_CMD_INQUIRY returned %x\n",c); |
c609719b WD |
1977 | if (c!=0) |
1978 | return; | |
1979 | ||
1980 | /* copy device ident strings */ | |
7a60ee7c JCPV |
1981 | ident_cpy((unsigned char*)dev_desc->vendor,&iobuf[8],8); |
1982 | ident_cpy((unsigned char*)dev_desc->product,&iobuf[16],16); | |
1983 | ident_cpy((unsigned char*)dev_desc->revision,&iobuf[32],5); | |
c609719b WD |
1984 | |
1985 | dev_desc->lun=0; | |
1986 | dev_desc->lba=0; | |
1987 | dev_desc->blksz=0; | |
1988 | dev_desc->type=iobuf[0] & 0x1f; | |
1989 | ||
1990 | if ((iobuf[1]&0x80)==0x80) | |
1991 | dev_desc->removable = 1; | |
1992 | else | |
1993 | dev_desc->removable = 0; | |
1994 | ||
1995 | memset(ccb,0,sizeof(ccb)); | |
1996 | memset(iobuf,0,sizeof(iobuf)); | |
1997 | ccb[0]=ATAPI_CMD_START_STOP; | |
1998 | ccb[4]=0x03; /* start */ | |
1999 | ||
2000 | c=atapi_issue_autoreq(device,ccb,12,(unsigned char *)iobuf,0); | |
2001 | ||
1a344f29 | 2002 | debug ("ATAPI_CMD_START_STOP returned %x\n",c); |
c609719b WD |
2003 | if (c!=0) |
2004 | return; | |
2005 | ||
2006 | memset(ccb,0,sizeof(ccb)); | |
2007 | memset(iobuf,0,sizeof(iobuf)); | |
2008 | c=atapi_issue_autoreq(device,ccb,12,(unsigned char *)iobuf,0); | |
2009 | ||
1a344f29 | 2010 | debug ("ATAPI_CMD_UNIT_TEST_READY returned %x\n",c); |
c609719b WD |
2011 | if (c!=0) |
2012 | return; | |
2013 | ||
2014 | memset(ccb,0,sizeof(ccb)); | |
2015 | memset(iobuf,0,sizeof(iobuf)); | |
2016 | ccb[0]=ATAPI_CMD_READ_CAP; | |
2017 | c=atapi_issue_autoreq(device,ccb,12,(unsigned char *)iobuf,8); | |
1a344f29 | 2018 | debug ("ATAPI_CMD_READ_CAP returned %x\n",c); |
c609719b WD |
2019 | if (c!=0) |
2020 | return; | |
2021 | ||
1a344f29 | 2022 | debug ("Read Cap: LBA %02X%02X%02X%02X blksize %02X%02X%02X%02X\n", |
c609719b WD |
2023 | iobuf[0],iobuf[1],iobuf[2],iobuf[3], |
2024 | iobuf[4],iobuf[5],iobuf[6],iobuf[7]); | |
2025 | ||
2026 | dev_desc->lba =((unsigned long)iobuf[0]<<24) + | |
2027 | ((unsigned long)iobuf[1]<<16) + | |
2028 | ((unsigned long)iobuf[2]<< 8) + | |
2029 | ((unsigned long)iobuf[3]); | |
2030 | dev_desc->blksz=((unsigned long)iobuf[4]<<24) + | |
2031 | ((unsigned long)iobuf[5]<<16) + | |
2032 | ((unsigned long)iobuf[6]<< 8) + | |
2033 | ((unsigned long)iobuf[7]); | |
42dfe7a1 | 2034 | #ifdef CONFIG_LBA48 |
c40b2956 | 2035 | dev_desc->lba48 = 0; /* ATAPI devices cannot use 48bit addressing (ATA/ATAPI v7) */ |
42dfe7a1 | 2036 | #endif |
c609719b WD |
2037 | return; |
2038 | } | |
2039 | ||
2040 | ||
2041 | /* | |
2042 | * atapi_read: | |
2043 | * we transfer only one block per command, since the multiple DRQ per | |
2044 | * command is not yet implemented | |
2045 | */ | |
2046 | #define ATAPI_READ_MAX_BYTES 2048 /* we read max 2kbytes */ | |
2047 | #define ATAPI_READ_BLOCK_SIZE 2048 /* assuming CD part */ | |
2048 | #define ATAPI_READ_MAX_BLOCK ATAPI_READ_MAX_BYTES/ATAPI_READ_BLOCK_SIZE /* max blocks */ | |
2049 | ||
eb867a76 | 2050 | ulong atapi_read (int device, lbaint_t blknr, ulong blkcnt, void *buffer) |
c609719b WD |
2051 | { |
2052 | ulong n = 0; | |
2053 | unsigned char ccb[12]; /* Command descriptor block */ | |
2054 | ulong cnt; | |
2055 | ||
1a344f29 | 2056 | debug ("atapi_read dev %d start %lX, blocks %lX buffer at %lX\n", |
c609719b WD |
2057 | device, blknr, blkcnt, (ulong)buffer); |
2058 | ||
2059 | do { | |
2060 | if (blkcnt>ATAPI_READ_MAX_BLOCK) { | |
2061 | cnt=ATAPI_READ_MAX_BLOCK; | |
2062 | } else { | |
2063 | cnt=blkcnt; | |
2064 | } | |
2065 | ccb[0]=ATAPI_CMD_READ_12; | |
2066 | ccb[1]=0; /* reserved */ | |
2067 | ccb[2]=(unsigned char) (blknr>>24) & 0xFF; /* MSB Block */ | |
2068 | ccb[3]=(unsigned char) (blknr>>16) & 0xFF; /* */ | |
2069 | ccb[4]=(unsigned char) (blknr>> 8) & 0xFF; | |
2070 | ccb[5]=(unsigned char) blknr & 0xFF; /* LSB Block */ | |
2071 | ccb[6]=(unsigned char) (cnt >>24) & 0xFF; /* MSB Block count */ | |
2072 | ccb[7]=(unsigned char) (cnt >>16) & 0xFF; | |
2073 | ccb[8]=(unsigned char) (cnt >> 8) & 0xFF; | |
2074 | ccb[9]=(unsigned char) cnt & 0xFF; /* LSB Block */ | |
2075 | ccb[10]=0; /* reserved */ | |
2076 | ccb[11]=0; /* reserved */ | |
2077 | ||
2078 | if (atapi_issue_autoreq(device,ccb,12, | |
2079 | (unsigned char *)buffer, | |
2080 | cnt*ATAPI_READ_BLOCK_SIZE) == 0xFF) { | |
2081 | return (n); | |
2082 | } | |
2083 | n+=cnt; | |
2084 | blkcnt-=cnt; | |
2085 | blknr+=cnt; | |
0b94504d | 2086 | buffer+=(cnt*ATAPI_READ_BLOCK_SIZE); |
c609719b WD |
2087 | } while (blkcnt > 0); |
2088 | return (n); | |
2089 | } | |
2090 | ||
2091 | /* ------------------------------------------------------------------------- */ | |
2092 | ||
2093 | #endif /* CONFIG_ATAPI */ | |
2094 | ||
0d498393 WD |
2095 | U_BOOT_CMD( |
2096 | ide, 5, 1, do_ide, | |
8bde7f77 WD |
2097 | "ide - IDE sub-system\n", |
2098 | "reset - reset IDE controller\n" | |
2099 | "ide info - show available IDE devices\n" | |
2100 | "ide device [dev] - show or set current device\n" | |
2101 | "ide part [dev] - print partition table of one or all IDE devices\n" | |
2102 | "ide read addr blk# cnt\n" | |
2103 | "ide write addr blk# cnt - read/write `cnt'" | |
2104 | " blocks starting at block `blk#'\n" | |
2105 | " to/from memory address `addr'\n" | |
2106 | ); | |
2107 | ||
0d498393 WD |
2108 | U_BOOT_CMD( |
2109 | diskboot, 3, 1, do_diskboot, | |
8bde7f77 WD |
2110 | "diskboot- boot from IDE device\n", |
2111 | "loadAddr dev:part\n" | |
2112 | ); |