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wdenkc6097192002-11-03 00:24:07 +00001/*
wdenk1a344f22005-02-03 23:00:49 +00002 * (C) Copyright 2000-2005
wdenkc6097192002-11-03 00:24:07 +00003 * 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>
Heiko Schocherf98984c2007-08-28 17:39:14 +020034#include <asm/io.h>
Grant Likely735dd972007-02-20 09:04:34 +010035
wdenkc6097192002-11-03 00:24:07 +000036#if defined(CONFIG_IDE_8xx_DIRECT) || defined(CONFIG_IDE_PCMCIA)
37# include <pcmcia.h>
38#endif
Grant Likely735dd972007-02-20 09:04:34 +010039
wdenkc6097192002-11-03 00:24:07 +000040#ifdef CONFIG_8xx
41# include <mpc8xx.h>
42#endif
Grant Likely735dd972007-02-20 09:04:34 +010043
wdenk132ba5f2004-02-27 08:20:54 +000044#ifdef CONFIG_MPC5xxx
45#include <mpc5xxx.h>
46#endif
Grant Likely735dd972007-02-20 09:04:34 +010047
wdenkc6097192002-11-03 00:24:07 +000048#include <ide.h>
49#include <ata.h>
Grant Likely735dd972007-02-20 09:04:34 +010050
wdenkc6097192002-11-03 00:24:07 +000051#ifdef CONFIG_STATUS_LED
52# include <status_led.h>
53#endif
Grant Likely735dd972007-02-20 09:04:34 +010054
Wolfgang Denkd87080b2006-03-31 18:32:53 +020055#ifdef CONFIG_IDE_8xx_DIRECT
56DECLARE_GLOBAL_DATA_PTR;
57#endif
58
wdenk5cf91d62004-04-23 20:32:05 +000059#ifdef __PPC__
60# define EIEIO __asm__ volatile ("eieio")
wdenk1a344f22005-02-03 23:00:49 +000061# define SYNC __asm__ volatile ("sync")
wdenk5cf91d62004-04-23 20:32:05 +000062#else
63# define EIEIO /* nothing */
wdenk1a344f22005-02-03 23:00:49 +000064# define SYNC /* nothing */
wdenkc6097192002-11-03 00:24:07 +000065#endif
66
wdenk15647dc2003-10-09 19:00:25 +000067#ifdef CONFIG_IDE_8xx_DIRECT
wdenkc6097192002-11-03 00:24:07 +000068/* 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
83const 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
93static pio_config_t pio_config_clk [IDE_MAX_PIO_MODE+1];
94
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +020095#ifndef CONFIG_SYS_PIO_MODE
96#define CONFIG_SYS_PIO_MODE 0 /* use a relaxed default */
wdenkc6097192002-11-03 00:24:07 +000097#endif
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +020098static int pio_mode = CONFIG_SYS_PIO_MODE;
wdenkc6097192002-11-03 00:24:07 +000099
100/* Make clock cycles and always round up */
101
102#define PCMCIA_MK_CLKS( t, T ) (( (t) * (T) + 999U ) / 1000U )
103
wdenk15647dc2003-10-09 19:00:25 +0000104#endif /* CONFIG_IDE_8xx_DIRECT */
105
wdenkc6097192002-11-03 00:24:07 +0000106/* ------------------------------------------------------------------------- */
107
108/* Current I/O Device */
109static int curr_device = -1;
110
111/* Current offset for IDE0 / IDE1 bus access */
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200112ulong ide_bus_offset[CONFIG_SYS_IDE_MAXBUS] = {
113#if defined(CONFIG_SYS_ATA_IDE0_OFFSET)
114 CONFIG_SYS_ATA_IDE0_OFFSET,
wdenkc6097192002-11-03 00:24:07 +0000115#endif
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200116#if defined(CONFIG_SYS_ATA_IDE1_OFFSET) && (CONFIG_SYS_IDE_MAXBUS > 1)
117 CONFIG_SYS_ATA_IDE1_OFFSET,
wdenkc6097192002-11-03 00:24:07 +0000118#endif
119};
120
wdenk15647dc2003-10-09 19:00:25 +0000121
wdenkc7de8292002-11-19 11:04:11 +0000122#ifndef CONFIG_AMIGAONEG3SE
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200123static int ide_bus_ok[CONFIG_SYS_IDE_MAXBUS];
wdenkc7de8292002-11-19 11:04:11 +0000124#else
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200125static int ide_bus_ok[CONFIG_SYS_IDE_MAXBUS] = {0,};
wdenkc7de8292002-11-19 11:04:11 +0000126#endif
wdenkc6097192002-11-03 00:24:07 +0000127
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200128block_dev_desc_t ide_dev_desc[CONFIG_SYS_IDE_MAXDEVICE];
wdenkc6097192002-11-03 00:24:07 +0000129/* ------------------------------------------------------------------------- */
130
131#ifdef CONFIG_IDE_LED
wdenke2ffd592004-12-31 09:32:47 +0000132#if !defined(CONFIG_KUP4K) && !defined(CONFIG_KUP4X) &&!defined(CONFIG_BMS2003) &&!defined(CONFIG_CPC45)
wdenkc6097192002-11-03 00:24:07 +0000133static void ide_led (uchar led, uchar status);
134#else
wdenk1f53a412002-12-04 23:39:58 +0000135extern void ide_led (uchar led, uchar status);
136#endif
137#else
wdenkc7de8292002-11-19 11:04:11 +0000138#ifndef CONFIG_AMIGAONEG3SE
wdenkc6097192002-11-03 00:24:07 +0000139#define ide_led(a,b) /* dummy */
wdenkc7de8292002-11-19 11:04:11 +0000140#else
141extern 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
wdenkc6097192002-11-03 00:24:07 +0000147#endif
148
149#ifdef CONFIG_IDE_RESET
150static void ide_reset (void);
151#else
152#define ide_reset() /* dummy */
153#endif
154
155static void ide_ident (block_dev_desc_t *dev_desc);
156static 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
wdenkc6097192002-11-03 00:24:07 +0000164static void input_data(int dev, ulong *sect_buf, int words);
165static void output_data(int dev, ulong *sect_buf, int words);
166static void ident_cpy (unsigned char *dest, unsigned char *src, unsigned int len);
167
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200168#ifndef CONFIG_SYS_ATA_PORT_ADDR
169#define CONFIG_SYS_ATA_PORT_ADDR(port) (port)
Heiko Schocher566a4942007-06-22 19:11:54 +0200170#endif
wdenkc6097192002-11-03 00:24:07 +0000171
172#ifdef CONFIG_ATAPI
173static void atapi_inquiry(block_dev_desc_t *dev_desc);
Grant Likelyeb867a72007-02-20 09:05:45 +0100174ulong atapi_read (int device, lbaint_t blknr, ulong blkcnt, void *buffer);
wdenkc6097192002-11-03 00:24:07 +0000175#endif
176
177
178#ifdef CONFIG_IDE_8xx_DIRECT
179static void set_pcmcia_timing (int pmode);
wdenkc6097192002-11-03 00:24:07 +0000180#endif
181
182/* ------------------------------------------------------------------------- */
183
184int do_ide (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
185{
186 int rcode = 0;
187
188 switch (argc) {
189 case 0:
190 case 1:
Peter Tyser62c3ae72009-01-27 18:03:10 -0600191 cmd_usage(cmdtp);
wdenkc6097192002-11-03 00:24:07 +0000192 return 1;
193 case 2:
194 if (strncmp(argv[1],"res",3) == 0) {
195 puts ("\nReset IDE"
196#ifdef CONFIG_IDE_8xx_DIRECT
197 " on PCMCIA " PCMCIA_SLOT_MSG
198#endif
199 ": ");
200
201 ide_init ();
202 return 0;
203 } else if (strncmp(argv[1],"inf",3) == 0) {
204 int i;
205
206 putc ('\n');
207
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200208 for (i=0; i<CONFIG_SYS_IDE_MAXDEVICE; ++i) {
wdenkc6097192002-11-03 00:24:07 +0000209 if (ide_dev_desc[i].type==DEV_TYPE_UNKNOWN)
210 continue; /* list only known devices */
211 printf ("IDE device %d: ", i);
212 dev_print(&ide_dev_desc[i]);
213 }
214 return 0;
215
216 } else if (strncmp(argv[1],"dev",3) == 0) {
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200217 if ((curr_device < 0) || (curr_device >= CONFIG_SYS_IDE_MAXDEVICE)) {
wdenkc6097192002-11-03 00:24:07 +0000218 puts ("\nno IDE devices available\n");
219 return 1;
220 }
221 printf ("\nIDE device %d: ", curr_device);
222 dev_print(&ide_dev_desc[curr_device]);
223 return 0;
224 } else if (strncmp(argv[1],"part",4) == 0) {
225 int dev, ok;
226
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200227 for (ok=0, dev=0; dev<CONFIG_SYS_IDE_MAXDEVICE; ++dev) {
wdenkc6097192002-11-03 00:24:07 +0000228 if (ide_dev_desc[dev].part_type!=PART_TYPE_UNKNOWN) {
229 ++ok;
230 if (dev)
231 putc ('\n');
232 print_part(&ide_dev_desc[dev]);
233 }
234 }
235 if (!ok) {
236 puts ("\nno IDE devices available\n");
237 rcode ++;
238 }
239 return rcode;
240 }
Peter Tyser62c3ae72009-01-27 18:03:10 -0600241 cmd_usage(cmdtp);
wdenkc6097192002-11-03 00:24:07 +0000242 return 1;
243 case 3:
244 if (strncmp(argv[1],"dev",3) == 0) {
245 int dev = (int)simple_strtoul(argv[2], NULL, 10);
246
247 printf ("\nIDE device %d: ", dev);
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200248 if (dev >= CONFIG_SYS_IDE_MAXDEVICE) {
wdenkc6097192002-11-03 00:24:07 +0000249 puts ("unknown device\n");
250 return 1;
251 }
252 dev_print(&ide_dev_desc[dev]);
253 /*ide_print (dev);*/
254
255 if (ide_dev_desc[dev].type == DEV_TYPE_UNKNOWN) {
256 return 1;
257 }
258
259 curr_device = dev;
260
261 puts ("... is now current device\n");
262
263 return 0;
264 } else if (strncmp(argv[1],"part",4) == 0) {
265 int dev = (int)simple_strtoul(argv[2], NULL, 10);
266
267 if (ide_dev_desc[dev].part_type!=PART_TYPE_UNKNOWN) {
268 print_part(&ide_dev_desc[dev]);
269 } else {
270 printf ("\nIDE device %d not available\n", dev);
271 rcode = 1;
272 }
273 return rcode;
274#if 0
275 } else if (strncmp(argv[1],"pio",4) == 0) {
276 int mode = (int)simple_strtoul(argv[2], NULL, 10);
277
278 if ((mode >= 0) && (mode <= IDE_MAX_PIO_MODE)) {
279 puts ("\nSetting ");
280 pio_mode = mode;
281 ide_init ();
282 } else {
283 printf ("\nInvalid PIO mode %d (0 ... %d only)\n",
284 mode, IDE_MAX_PIO_MODE);
285 }
286 return;
287#endif
288 }
289
Peter Tyser62c3ae72009-01-27 18:03:10 -0600290 cmd_usage(cmdtp);
wdenkc6097192002-11-03 00:24:07 +0000291 return 1;
292 default:
293 /* at least 4 args */
294
295 if (strcmp(argv[1],"read") == 0) {
296 ulong addr = simple_strtoul(argv[2], NULL, 16);
wdenkc6097192002-11-03 00:24:07 +0000297 ulong cnt = simple_strtoul(argv[4], NULL, 16);
298 ulong n;
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200299#ifdef CONFIG_SYS_64BIT_LBA
wdenk42dfe7a2004-03-14 22:25:36 +0000300 lbaint_t blk = simple_strtoull(argv[3], NULL, 16);
wdenkc6097192002-11-03 00:24:07 +0000301
Mike Frysinger6c6166f2009-02-16 23:21:36 -0500302 printf ("\nIDE read: device %d block # %Ld, count %ld ... ",
wdenkc6097192002-11-03 00:24:07 +0000303 curr_device, blk, cnt);
wdenk42dfe7a2004-03-14 22:25:36 +0000304#else
305 lbaint_t blk = simple_strtoul(argv[3], NULL, 16);
306
307 printf ("\nIDE read: device %d block # %ld, count %ld ... ",
308 curr_device, blk, cnt);
309#endif
wdenkc6097192002-11-03 00:24:07 +0000310
311 n = ide_dev_desc[curr_device].block_read (curr_device,
312 blk, cnt,
313 (ulong *)addr);
314 /* flush cache after read */
315 flush_cache (addr, cnt*ide_dev_desc[curr_device].blksz);
316
317 printf ("%ld blocks read: %s\n",
318 n, (n==cnt) ? "OK" : "ERROR");
319 if (n==cnt) {
320 return 0;
321 } else {
322 return 1;
323 }
324 } else if (strcmp(argv[1],"write") == 0) {
325 ulong addr = simple_strtoul(argv[2], NULL, 16);
wdenkc6097192002-11-03 00:24:07 +0000326 ulong cnt = simple_strtoul(argv[4], NULL, 16);
327 ulong n;
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200328#ifdef CONFIG_SYS_64BIT_LBA
wdenk42dfe7a2004-03-14 22:25:36 +0000329 lbaint_t blk = simple_strtoull(argv[3], NULL, 16);
wdenkc6097192002-11-03 00:24:07 +0000330
Mike Frysinger6c6166f2009-02-16 23:21:36 -0500331 printf ("\nIDE write: device %d block # %Ld, count %ld ... ",
wdenkc6097192002-11-03 00:24:07 +0000332 curr_device, blk, cnt);
wdenk42dfe7a2004-03-14 22:25:36 +0000333#else
334 lbaint_t blk = simple_strtoul(argv[3], NULL, 16);
335
336 printf ("\nIDE write: device %d block # %ld, count %ld ... ",
337 curr_device, blk, cnt);
338#endif
wdenkc6097192002-11-03 00:24:07 +0000339
340 n = ide_write (curr_device, blk, cnt, (ulong *)addr);
341
342 printf ("%ld blocks written: %s\n",
343 n, (n==cnt) ? "OK" : "ERROR");
344 if (n==cnt) {
345 return 0;
346 } else {
347 return 1;
348 }
349 } else {
Peter Tyser62c3ae72009-01-27 18:03:10 -0600350 cmd_usage(cmdtp);
wdenkc6097192002-11-03 00:24:07 +0000351 rcode = 1;
352 }
353
354 return rcode;
355 }
356}
357
358int do_diskboot (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
359{
360 char *boot_device = NULL;
361 char *ep;
362 int dev, part = 0;
Marian Balakowiczb97a2a02008-01-08 18:14:09 +0100363 ulong addr, cnt;
wdenkc6097192002-11-03 00:24:07 +0000364 disk_partition_t info;
365 image_header_t *hdr;
366 int rcode = 0;
Marian Balakowicz09475f72008-03-12 10:33:01 +0100367#if defined(CONFIG_FIT)
Marian Balakowicz3bab76a2008-06-06 23:07:40 +0200368 const void *fit_hdr = NULL;
Marian Balakowicz09475f72008-03-12 10:33:01 +0100369#endif
wdenkc6097192002-11-03 00:24:07 +0000370
Heiko Schocherfad63402007-07-13 09:54:17 +0200371 show_boot_progress (41);
wdenkc6097192002-11-03 00:24:07 +0000372 switch (argc) {
373 case 1:
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200374 addr = CONFIG_SYS_LOAD_ADDR;
wdenkc6097192002-11-03 00:24:07 +0000375 boot_device = getenv ("bootdevice");
376 break;
377 case 2:
378 addr = simple_strtoul(argv[1], NULL, 16);
379 boot_device = getenv ("bootdevice");
380 break;
381 case 3:
382 addr = simple_strtoul(argv[1], NULL, 16);
383 boot_device = argv[2];
384 break;
385 default:
Peter Tyser62c3ae72009-01-27 18:03:10 -0600386 cmd_usage(cmdtp);
Heiko Schocherfad63402007-07-13 09:54:17 +0200387 show_boot_progress (-42);
wdenkc6097192002-11-03 00:24:07 +0000388 return 1;
389 }
Heiko Schocherfad63402007-07-13 09:54:17 +0200390 show_boot_progress (42);
wdenkc6097192002-11-03 00:24:07 +0000391
392 if (!boot_device) {
393 puts ("\n** No boot device **\n");
Heiko Schocherfad63402007-07-13 09:54:17 +0200394 show_boot_progress (-43);
wdenkc6097192002-11-03 00:24:07 +0000395 return 1;
396 }
Heiko Schocherfad63402007-07-13 09:54:17 +0200397 show_boot_progress (43);
wdenkc6097192002-11-03 00:24:07 +0000398
399 dev = simple_strtoul(boot_device, &ep, 16);
400
401 if (ide_dev_desc[dev].type==DEV_TYPE_UNKNOWN) {
402 printf ("\n** Device %d not available\n", dev);
Heiko Schocherfad63402007-07-13 09:54:17 +0200403 show_boot_progress (-44);
wdenkc6097192002-11-03 00:24:07 +0000404 return 1;
405 }
Heiko Schocherfad63402007-07-13 09:54:17 +0200406 show_boot_progress (44);
wdenkc6097192002-11-03 00:24:07 +0000407
408 if (*ep) {
409 if (*ep != ':') {
410 puts ("\n** Invalid boot device, use `dev[:part]' **\n");
Heiko Schocherfad63402007-07-13 09:54:17 +0200411 show_boot_progress (-45);
wdenkc6097192002-11-03 00:24:07 +0000412 return 1;
413 }
414 part = simple_strtoul(++ep, NULL, 16);
415 }
Heiko Schocherfad63402007-07-13 09:54:17 +0200416 show_boot_progress (45);
Denis Peter78827512007-04-13 09:13:33 +0200417 if (get_partition_info (&ide_dev_desc[dev], part, &info)) {
Heiko Schocherfad63402007-07-13 09:54:17 +0200418 show_boot_progress (-46);
wdenkc6097192002-11-03 00:24:07 +0000419 return 1;
420 }
Heiko Schocherfad63402007-07-13 09:54:17 +0200421 show_boot_progress (46);
Wolfgang Denk77ddac92005-10-13 16:45:02 +0200422 if ((strncmp((char *)info.type, BOOT_PART_TYPE, sizeof(info.type)) != 0) &&
423 (strncmp((char *)info.type, BOOT_PART_COMP, sizeof(info.type)) != 0)) {
wdenkc6097192002-11-03 00:24:07 +0000424 printf ("\n** Invalid partition type \"%.32s\""
425 " (expect \"" BOOT_PART_TYPE "\")\n",
426 info.type);
Heiko Schocherfad63402007-07-13 09:54:17 +0200427 show_boot_progress (-47);
wdenkc6097192002-11-03 00:24:07 +0000428 return 1;
429 }
Heiko Schocherfad63402007-07-13 09:54:17 +0200430 show_boot_progress (47);
wdenkc6097192002-11-03 00:24:07 +0000431
432 printf ("\nLoading from IDE device %d, partition %d: "
433 "Name: %.32s Type: %.32s\n",
434 dev, part, info.name, info.type);
435
wdenk1a344f22005-02-03 23:00:49 +0000436 debug ("First Block: %ld, # of blocks: %ld, Block Size: %ld\n",
wdenkc6097192002-11-03 00:24:07 +0000437 info.start, info.size, info.blksz);
438
439 if (ide_dev_desc[dev].block_read (dev, info.start, 1, (ulong *)addr) != 1) {
440 printf ("** Read error on %d:%d\n", dev, part);
Heiko Schocherfad63402007-07-13 09:54:17 +0200441 show_boot_progress (-48);
wdenkc6097192002-11-03 00:24:07 +0000442 return 1;
443 }
Heiko Schocherfad63402007-07-13 09:54:17 +0200444 show_boot_progress (48);
wdenkc6097192002-11-03 00:24:07 +0000445
Marian Balakowicz9a4daad2008-02-29 14:58:34 +0100446 switch (genimg_get_format ((void *)addr)) {
Marian Balakowiczd5934ad2008-02-04 08:28:09 +0100447 case IMAGE_FORMAT_LEGACY:
448 hdr = (image_header_t *)addr;
wdenkc6097192002-11-03 00:24:07 +0000449
Marian Balakowiczd5934ad2008-02-04 08:28:09 +0100450 show_boot_progress (49);
451
452 if (!image_check_hcrc (hdr)) {
453 puts ("\n** Bad Header Checksum **\n");
454 show_boot_progress (-50);
455 return 1;
456 }
457 show_boot_progress (50);
458
459 image_print_contents (hdr);
460
461 cnt = image_get_image_size (hdr);
462 break;
463#if defined(CONFIG_FIT)
464 case IMAGE_FORMAT_FIT:
Marian Balakowicz09475f72008-03-12 10:33:01 +0100465 fit_hdr = (const void *)addr;
Marian Balakowicz09475f72008-03-12 10:33:01 +0100466 puts ("Fit image detected...\n");
467
468 cnt = fit_get_size (fit_hdr);
469 break;
Marian Balakowiczd5934ad2008-02-04 08:28:09 +0100470#endif
471 default:
Marian Balakowicz09475f72008-03-12 10:33:01 +0100472 show_boot_progress (-49);
Marian Balakowiczd5934ad2008-02-04 08:28:09 +0100473 puts ("** Unknown image type\n");
wdenkc6097192002-11-03 00:24:07 +0000474 return 1;
475 }
476
wdenk1a344f22005-02-03 23:00:49 +0000477 cnt += info.blksz - 1;
478 cnt /= info.blksz;
479 cnt -= 1;
480
wdenkc6097192002-11-03 00:24:07 +0000481 if (ide_dev_desc[dev].block_read (dev, info.start+1, cnt,
482 (ulong *)(addr+info.blksz)) != cnt) {
483 printf ("** Read error on %d:%d\n", dev, part);
Heiko Schocherfad63402007-07-13 09:54:17 +0200484 show_boot_progress (-51);
wdenkc6097192002-11-03 00:24:07 +0000485 return 1;
486 }
Heiko Schocherfad63402007-07-13 09:54:17 +0200487 show_boot_progress (51);
wdenkc6097192002-11-03 00:24:07 +0000488
Marian Balakowicz09475f72008-03-12 10:33:01 +0100489#if defined(CONFIG_FIT)
490 /* This cannot be done earlier, we need complete FIT image in RAM first */
Marian Balakowicz3bab76a2008-06-06 23:07:40 +0200491 if (genimg_get_format ((void *)addr) == IMAGE_FORMAT_FIT) {
492 if (!fit_check_format (fit_hdr)) {
493 show_boot_progress (-140);
494 puts ("** Bad FIT image format\n");
495 return 1;
496 }
497 show_boot_progress (141);
498 fit_print_contents (fit_hdr);
499 }
Marian Balakowicz09475f72008-03-12 10:33:01 +0100500#endif
wdenkc6097192002-11-03 00:24:07 +0000501
502 /* Loading ok, update default load address */
503
504 load_addr = addr;
505
506 /* Check if we should attempt an auto-start */
507 if (((ep = getenv("autostart")) != NULL) && (strcmp(ep,"yes") == 0)) {
508 char *local_args[2];
509 extern int do_bootm (cmd_tbl_t *, int, int, char *[]);
510
511 local_args[0] = argv[0];
512 local_args[1] = NULL;
513
514 printf ("Automatic boot of image at addr 0x%08lX ...\n", addr);
515
516 do_bootm (cmdtp, 0, 1, local_args);
517 rcode = 1;
518 }
519 return rcode;
520}
521
522/* ------------------------------------------------------------------------- */
523
Stefan Roesef2302d42008-08-06 14:05:38 +0200524void inline
525__ide_outb(int dev, int port, unsigned char val)
526{
527 debug ("ide_outb (dev= %d, port= 0x%x, val= 0x%02x) : @ 0x%08lx\n",
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200528 dev, port, val, (ATA_CURR_BASE(dev)+CONFIG_SYS_ATA_PORT_ADDR(port)));
529 outb(val, (ATA_CURR_BASE(dev)+CONFIG_SYS_ATA_PORT_ADDR(port)));
Stefan Roesef2302d42008-08-06 14:05:38 +0200530}
Kim Phillips2df72b82009-05-19 12:53:36 -0500531void ide_outb (int dev, int port, unsigned char val)
Stefan Roesef2302d42008-08-06 14:05:38 +0200532 __attribute__((weak, alias("__ide_outb")));
533
534unsigned char inline
535__ide_inb(int dev, int port)
536{
537 uchar val;
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200538 val = inb((ATA_CURR_BASE(dev)+CONFIG_SYS_ATA_PORT_ADDR(port)));
Stefan Roesef2302d42008-08-06 14:05:38 +0200539 debug ("ide_inb (dev= %d, port= 0x%x) : @ 0x%08lx -> 0x%02x\n",
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200540 dev, port, (ATA_CURR_BASE(dev)+CONFIG_SYS_ATA_PORT_ADDR(port)), val);
Stefan Roesef2302d42008-08-06 14:05:38 +0200541 return val;
542}
Kim Phillips2df72b82009-05-19 12:53:36 -0500543unsigned char ide_inb(int dev, int port)
Stefan Roesef2302d42008-08-06 14:05:38 +0200544 __attribute__((weak, alias("__ide_inb")));
545
Steven A. Falco36c2d302008-08-15 15:34:10 -0400546#ifdef CONFIG_TUNE_PIO
547int inline
548__ide_set_piomode(int pio_mode)
549{
550 return 0;
551}
552int inline ide_set_piomode(int pio_mode)
553 __attribute__((weak, alias("__ide_set_piomode")));
554#endif
555
wdenkc6097192002-11-03 00:24:07 +0000556void ide_init (void)
557{
wdenkc6097192002-11-03 00:24:07 +0000558
559#ifdef CONFIG_IDE_8xx_DIRECT
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200560 volatile immap_t *immr = (immap_t *)CONFIG_SYS_IMMR;
wdenkc6097192002-11-03 00:24:07 +0000561 volatile pcmconf8xx_t *pcmp = &(immr->im_pcmcia);
562#endif
563 unsigned char c;
564 int i, bus;
Wolfgang Denk51056dd2007-04-11 17:22:55 +0200565#if defined(CONFIG_AMIGAONEG3SE) || defined(CONFIG_SC3)
Wolfgang Denk9045f332007-06-08 10:24:58 +0200566 unsigned int ata_reset_time = ATA_RESET_TIME;
567 char *s;
Wolfgang Denk51056dd2007-04-11 17:22:55 +0200568#endif
wdenkc7de8292002-11-19 11:04:11 +0000569#ifdef CONFIG_AMIGAONEG3SE
570 unsigned int max_bus_scan;
wdenkc7de8292002-11-19 11:04:11 +0000571#endif
wdenk9fd5e312003-12-07 23:55:12 +0000572#ifdef CONFIG_IDE_8xx_PCCARD
573 extern int pcmcia_on (void);
574 extern int ide_devices_found; /* Initialized in check_ide_device() */
575#endif /* CONFIG_IDE_8xx_PCCARD */
576
577#ifdef CONFIG_IDE_PREINIT
wdenk4d13cba2004-03-14 14:09:05 +0000578 extern int ide_preinit (void);
wdenk9fd5e312003-12-07 23:55:12 +0000579 WATCHDOG_RESET();
580
581 if (ide_preinit ()) {
582 puts ("ide_preinit failed\n");
583 return;
584 }
585#endif /* CONFIG_IDE_PREINIT */
wdenkc6097192002-11-03 00:24:07 +0000586
587#ifdef CONFIG_IDE_8xx_PCCARD
588 extern int pcmcia_on (void);
wdenk6069ff22003-02-28 00:49:47 +0000589 extern int ide_devices_found; /* Initialized in check_ide_device() */
wdenkc6097192002-11-03 00:24:07 +0000590
591 WATCHDOG_RESET();
592
wdenk6069ff22003-02-28 00:49:47 +0000593 ide_devices_found = 0;
wdenkc6097192002-11-03 00:24:07 +0000594 /* initialize the PCMCIA IDE adapter card */
wdenk6069ff22003-02-28 00:49:47 +0000595 pcmcia_on();
596 if (!ide_devices_found)
wdenkc6097192002-11-03 00:24:07 +0000597 return;
598 udelay (1000000); /* 1 s */
599#endif /* CONFIG_IDE_8xx_PCCARD */
600
601 WATCHDOG_RESET();
602
wdenk15647dc2003-10-09 19:00:25 +0000603#ifdef CONFIG_IDE_8xx_DIRECT
wdenkc6097192002-11-03 00:24:07 +0000604 /* Initialize PIO timing tables */
605 for (i=0; i <= IDE_MAX_PIO_MODE; ++i) {
wdenk1a344f22005-02-03 23:00:49 +0000606 pio_config_clk[i].t_setup = PCMCIA_MK_CLKS(pio_config_ns[i].t_setup,
607 gd->bus_clk);
608 pio_config_clk[i].t_length = PCMCIA_MK_CLKS(pio_config_ns[i].t_length,
609 gd->bus_clk);
610 pio_config_clk[i].t_hold = PCMCIA_MK_CLKS(pio_config_ns[i].t_hold,
611 gd->bus_clk);
612 debug ( "PIO Mode %d: setup=%2d ns/%d clk"
613 " len=%3d ns/%d clk"
614 " hold=%2d ns/%d clk\n",
615 i,
616 pio_config_ns[i].t_setup, pio_config_clk[i].t_setup,
617 pio_config_ns[i].t_length, pio_config_clk[i].t_length,
618 pio_config_ns[i].t_hold, pio_config_clk[i].t_hold);
wdenkc6097192002-11-03 00:24:07 +0000619 }
wdenk15647dc2003-10-09 19:00:25 +0000620#endif /* CONFIG_IDE_8xx_DIRECT */
wdenkc6097192002-11-03 00:24:07 +0000621
622 /* Reset the IDE just to be sure.
623 * Light LED's to show
624 */
625 ide_led ((LED_IDE1 | LED_IDE2), 1); /* LED's on */
626 ide_reset (); /* ATAPI Drives seems to need a proper IDE Reset */
627
628#ifdef CONFIG_IDE_8xx_DIRECT
629 /* PCMCIA / IDE initialization for common mem space */
630 pcmp->pcmc_pgcrb = 0;
wdenkc6097192002-11-03 00:24:07 +0000631
632 /* start in PIO mode 0 - most relaxed timings */
633 pio_mode = 0;
634 set_pcmcia_timing (pio_mode);
wdenk15647dc2003-10-09 19:00:25 +0000635#endif /* CONFIG_IDE_8xx_DIRECT */
wdenkc6097192002-11-03 00:24:07 +0000636
637 /*
638 * Wait for IDE to get ready.
639 * According to spec, this can take up to 31 seconds!
640 */
wdenkc7de8292002-11-19 11:04:11 +0000641#ifndef CONFIG_AMIGAONEG3SE
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200642 for (bus=0; bus<CONFIG_SYS_IDE_MAXBUS; ++bus) {
643 int dev = bus * (CONFIG_SYS_IDE_MAXDEVICE / CONFIG_SYS_IDE_MAXBUS);
wdenkc7de8292002-11-19 11:04:11 +0000644#else
645 s = getenv("ide_maxbus");
646 if (s)
wdenk1a344f22005-02-03 23:00:49 +0000647 max_bus_scan = simple_strtol(s, NULL, 10);
wdenkc7de8292002-11-19 11:04:11 +0000648 else
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200649 max_bus_scan = CONFIG_SYS_IDE_MAXBUS;
wdenkc7de8292002-11-19 11:04:11 +0000650
651 for (bus=0; bus<max_bus_scan; ++bus) {
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200652 int dev = bus * (CONFIG_SYS_IDE_MAXDEVICE / max_bus_scan);
wdenkc7de8292002-11-19 11:04:11 +0000653#endif
wdenkc6097192002-11-03 00:24:07 +0000654
wdenk6069ff22003-02-28 00:49:47 +0000655#ifdef CONFIG_IDE_8xx_PCCARD
656 /* Skip non-ide devices from probing */
657 if ((ide_devices_found & (1 << bus)) == 0) {
658 ide_led ((LED_IDE1 | LED_IDE2), 0); /* LED's off */
659 continue;
660 }
661#endif
wdenkc6097192002-11-03 00:24:07 +0000662 printf ("Bus %d: ", bus);
663
664 ide_bus_ok[bus] = 0;
665
666 /* Select device
667 */
668 udelay (100000); /* 100 ms */
wdenk2262cfe2002-11-18 00:14:45 +0000669 ide_outb (dev, ATA_DEV_HD, ATA_LBA | ATA_DEVICE(dev));
wdenkc6097192002-11-03 00:24:07 +0000670 udelay (100000); /* 100 ms */
Wolfgang Denk51056dd2007-04-11 17:22:55 +0200671#if defined(CONFIG_AMIGAONEG3SE) || defined(CONFIG_SC3)
672 if ((s = getenv("ide_reset_timeout")) != NULL)
673 ata_reset_time = simple_strtol(s, NULL, 10);
wdenkc7de8292002-11-19 11:04:11 +0000674#endif
wdenkc6097192002-11-03 00:24:07 +0000675 i = 0;
676 do {
677 udelay (10000); /* 10 ms */
678
wdenk2262cfe2002-11-18 00:14:45 +0000679 c = ide_inb (dev, ATA_STATUS);
wdenkc6097192002-11-03 00:24:07 +0000680 i++;
Wolfgang Denk51056dd2007-04-11 17:22:55 +0200681#if defined(CONFIG_AMIGAONEG3SE) || defined(CONFIG_SC3)
wdenkc7de8292002-11-19 11:04:11 +0000682 if (i > (ata_reset_time * 100)) {
683#else
wdenkc6097192002-11-03 00:24:07 +0000684 if (i > (ATA_RESET_TIME * 100)) {
wdenkc7de8292002-11-19 11:04:11 +0000685#endif
wdenkc6097192002-11-03 00:24:07 +0000686 puts ("** Timeout **\n");
687 ide_led ((LED_IDE1 | LED_IDE2), 0); /* LED's off */
wdenkc7de8292002-11-19 11:04:11 +0000688#ifdef CONFIG_AMIGAONEG3SE
689 /* If this is the second bus, the first one was OK */
wdenkc40b2952004-03-13 23:29:43 +0000690 if (bus != 0) {
wdenk1a344f22005-02-03 23:00:49 +0000691 ide_bus_ok[bus] = 0;
692 goto skip_bus;
wdenkc7de8292002-11-19 11:04:11 +0000693 }
694#endif
wdenkc6097192002-11-03 00:24:07 +0000695 return;
696 }
697 if ((i >= 100) && ((i%100)==0)) {
698 putc ('.');
699 }
700 } while (c & ATA_STAT_BUSY);
701
702 if (c & (ATA_STAT_BUSY | ATA_STAT_FAULT)) {
703 puts ("not available ");
wdenk1a344f22005-02-03 23:00:49 +0000704 debug ("Status = 0x%02X ", c);
wdenkc6097192002-11-03 00:24:07 +0000705#ifndef CONFIG_ATAPI /* ATAPI Devices do not set DRDY */
706 } else if ((c & ATA_STAT_READY) == 0) {
707 puts ("not available ");
wdenk1a344f22005-02-03 23:00:49 +0000708 debug ("Status = 0x%02X ", c);
wdenkc6097192002-11-03 00:24:07 +0000709#endif
710 } else {
711 puts ("OK ");
712 ide_bus_ok[bus] = 1;
713 }
714 WATCHDOG_RESET();
715 }
wdenkc7de8292002-11-19 11:04:11 +0000716
717#ifdef CONFIG_AMIGAONEG3SE
718 skip_bus:
719#endif
wdenkc6097192002-11-03 00:24:07 +0000720 putc ('\n');
721
722 ide_led ((LED_IDE1 | LED_IDE2), 0); /* LED's off */
723
724 curr_device = -1;
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200725 for (i=0; i<CONFIG_SYS_IDE_MAXDEVICE; ++i) {
wdenkc6097192002-11-03 00:24:07 +0000726#ifdef CONFIG_IDE_LED
727 int led = (IDE_BUS(i) == 0) ? LED_IDE1 : LED_IDE2;
728#endif
wdenk5cf9da42003-11-07 13:42:26 +0000729 ide_dev_desc[i].type=DEV_TYPE_UNKNOWN;
wdenkc6097192002-11-03 00:24:07 +0000730 ide_dev_desc[i].if_type=IF_TYPE_IDE;
731 ide_dev_desc[i].dev=i;
732 ide_dev_desc[i].part_type=PART_TYPE_UNKNOWN;
733 ide_dev_desc[i].blksz=0;
734 ide_dev_desc[i].lba=0;
735 ide_dev_desc[i].block_read=ide_read;
736 if (!ide_bus_ok[IDE_BUS(i)])
737 continue;
738 ide_led (led, 1); /* LED on */
739 ide_ident(&ide_dev_desc[i]);
740 ide_led (led, 0); /* LED off */
741 dev_print(&ide_dev_desc[i]);
742/* ide_print (i); */
743 if ((ide_dev_desc[i].lba > 0) && (ide_dev_desc[i].blksz > 0)) {
744 init_part (&ide_dev_desc[i]); /* initialize partition type */
745 if (curr_device < 0)
746 curr_device = i;
747 }
748 }
749 WATCHDOG_RESET();
750}
751
752/* ------------------------------------------------------------------------- */
753
754block_dev_desc_t * ide_get_dev(int dev)
755{
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200756 return (dev < CONFIG_SYS_IDE_MAXDEVICE) ? &ide_dev_desc[dev] : NULL;
wdenkc6097192002-11-03 00:24:07 +0000757}
758
759
760#ifdef CONFIG_IDE_8xx_DIRECT
761
762static void
763set_pcmcia_timing (int pmode)
764{
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200765 volatile immap_t *immr = (immap_t *)CONFIG_SYS_IMMR;
wdenkc6097192002-11-03 00:24:07 +0000766 volatile pcmconf8xx_t *pcmp = &(immr->im_pcmcia);
767 ulong timings;
768
wdenk1a344f22005-02-03 23:00:49 +0000769 debug ("Set timing for PIO Mode %d\n", pmode);
wdenkc6097192002-11-03 00:24:07 +0000770
771 timings = PCMCIA_SHT(pio_config_clk[pmode].t_hold)
772 | PCMCIA_SST(pio_config_clk[pmode].t_setup)
773 | PCMCIA_SL (pio_config_clk[pmode].t_length)
774 ;
775
776 /* IDE 0
777 */
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200778 pcmp->pcmc_pbr0 = CONFIG_SYS_PCMCIA_PBR0;
779 pcmp->pcmc_por0 = CONFIG_SYS_PCMCIA_POR0
780#if (CONFIG_SYS_PCMCIA_POR0 != 0)
wdenkc6097192002-11-03 00:24:07 +0000781 | timings
782#endif
783 ;
wdenk1a344f22005-02-03 23:00:49 +0000784 debug ("PBR0: %08x POR0: %08x\n", pcmp->pcmc_pbr0, pcmp->pcmc_por0);
wdenkc6097192002-11-03 00:24:07 +0000785
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200786 pcmp->pcmc_pbr1 = CONFIG_SYS_PCMCIA_PBR1;
787 pcmp->pcmc_por1 = CONFIG_SYS_PCMCIA_POR1
788#if (CONFIG_SYS_PCMCIA_POR1 != 0)
wdenkc6097192002-11-03 00:24:07 +0000789 | timings
790#endif
791 ;
wdenk1a344f22005-02-03 23:00:49 +0000792 debug ("PBR1: %08x POR1: %08x\n", pcmp->pcmc_pbr1, pcmp->pcmc_por1);
wdenkc6097192002-11-03 00:24:07 +0000793
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200794 pcmp->pcmc_pbr2 = CONFIG_SYS_PCMCIA_PBR2;
795 pcmp->pcmc_por2 = CONFIG_SYS_PCMCIA_POR2
796#if (CONFIG_SYS_PCMCIA_POR2 != 0)
wdenkc6097192002-11-03 00:24:07 +0000797 | timings
798#endif
799 ;
wdenk1a344f22005-02-03 23:00:49 +0000800 debug ("PBR2: %08x POR2: %08x\n", pcmp->pcmc_pbr2, pcmp->pcmc_por2);
wdenkc6097192002-11-03 00:24:07 +0000801
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200802 pcmp->pcmc_pbr3 = CONFIG_SYS_PCMCIA_PBR3;
803 pcmp->pcmc_por3 = CONFIG_SYS_PCMCIA_POR3
804#if (CONFIG_SYS_PCMCIA_POR3 != 0)
wdenkc6097192002-11-03 00:24:07 +0000805 | timings
806#endif
807 ;
wdenk1a344f22005-02-03 23:00:49 +0000808 debug ("PBR3: %08x POR3: %08x\n", pcmp->pcmc_pbr3, pcmp->pcmc_por3);
wdenkc6097192002-11-03 00:24:07 +0000809
810 /* IDE 1
811 */
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200812 pcmp->pcmc_pbr4 = CONFIG_SYS_PCMCIA_PBR4;
813 pcmp->pcmc_por4 = CONFIG_SYS_PCMCIA_POR4
814#if (CONFIG_SYS_PCMCIA_POR4 != 0)
wdenkc6097192002-11-03 00:24:07 +0000815 | timings
816#endif
817 ;
wdenk1a344f22005-02-03 23:00:49 +0000818 debug ("PBR4: %08x POR4: %08x\n", pcmp->pcmc_pbr4, pcmp->pcmc_por4);
wdenkc6097192002-11-03 00:24:07 +0000819
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200820 pcmp->pcmc_pbr5 = CONFIG_SYS_PCMCIA_PBR5;
821 pcmp->pcmc_por5 = CONFIG_SYS_PCMCIA_POR5
822#if (CONFIG_SYS_PCMCIA_POR5 != 0)
wdenkc6097192002-11-03 00:24:07 +0000823 | timings
824#endif
825 ;
wdenk1a344f22005-02-03 23:00:49 +0000826 debug ("PBR5: %08x POR5: %08x\n", pcmp->pcmc_pbr5, pcmp->pcmc_por5);
wdenkc6097192002-11-03 00:24:07 +0000827
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200828 pcmp->pcmc_pbr6 = CONFIG_SYS_PCMCIA_PBR6;
829 pcmp->pcmc_por6 = CONFIG_SYS_PCMCIA_POR6
830#if (CONFIG_SYS_PCMCIA_POR6 != 0)
wdenkc6097192002-11-03 00:24:07 +0000831 | timings
832#endif
833 ;
wdenk1a344f22005-02-03 23:00:49 +0000834 debug ("PBR6: %08x POR6: %08x\n", pcmp->pcmc_pbr6, pcmp->pcmc_por6);
wdenkc6097192002-11-03 00:24:07 +0000835
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200836 pcmp->pcmc_pbr7 = CONFIG_SYS_PCMCIA_PBR7;
837 pcmp->pcmc_por7 = CONFIG_SYS_PCMCIA_POR7
838#if (CONFIG_SYS_PCMCIA_POR7 != 0)
wdenkc6097192002-11-03 00:24:07 +0000839 | timings
840#endif
841 ;
wdenk1a344f22005-02-03 23:00:49 +0000842 debug ("PBR7: %08x POR7: %08x\n", pcmp->pcmc_pbr7, pcmp->pcmc_por7);
wdenkc6097192002-11-03 00:24:07 +0000843
844}
845
846#endif /* CONFIG_IDE_8xx_DIRECT */
847
848/* ------------------------------------------------------------------------- */
849
wdenk5da627a2003-10-09 20:09:04 +0000850/* We only need to swap data if we are running on a big endian cpu. */
851/* But Au1x00 cpu:s already swaps data in big endian mode! */
Wolfgang Denk0c32d962006-06-16 17:32:31 +0200852#if defined(__LITTLE_ENDIAN) || ( defined(CONFIG_AU1X00) && !defined(CONFIG_GTH2) )
wdenk5da627a2003-10-09 20:09:04 +0000853#define input_swap_data(x,y,z) input_data(x,y,z)
854#else
wdenkc6097192002-11-03 00:24:07 +0000855static void
856input_swap_data(int dev, ulong *sect_buf, int words)
857{
wdenk1a344f22005-02-03 23:00:49 +0000858#if defined(CONFIG_HMI10) || defined(CONFIG_CPC45)
wdenka522fa02004-01-04 22:51:12 +0000859 uchar i;
860 volatile uchar *pbuf_even = (uchar *)(ATA_CURR_BASE(dev)+ATA_DATA_EVEN);
861 volatile uchar *pbuf_odd = (uchar *)(ATA_CURR_BASE(dev)+ATA_DATA_ODD);
862 ushort *dbuf = (ushort *)sect_buf;
863
864 while (words--) {
865 for (i=0; i<2; i++) {
866 *(((uchar *)(dbuf)) + 1) = *pbuf_even;
867 *(uchar *)dbuf = *pbuf_odd;
868 dbuf+=1;
869 }
870 }
wdenkf4733a02005-03-06 01:21:30 +0000871#else
wdenk1a344f22005-02-03 23:00:49 +0000872 volatile ushort *pbuf = (ushort *)(ATA_CURR_BASE(dev)+ATA_DATA_REG);
873 ushort *dbuf = (ushort *)sect_buf;
874
875 debug("in input swap data base for read is %lx\n", (unsigned long) pbuf);
876
877 while (words--) {
Wolfgang Denk0c32d962006-06-16 17:32:31 +0200878#ifdef __MIPS__
879 *dbuf++ = swab16p((u16*)pbuf);
880 *dbuf++ = swab16p((u16*)pbuf);
Heiko Schocher566a4942007-06-22 19:11:54 +0200881#elif defined(CONFIG_PCS440EP)
882 *dbuf++ = *pbuf;
883 *dbuf++ = *pbuf;
Wolfgang Denk0c32d962006-06-16 17:32:31 +0200884#else
wdenk1a344f22005-02-03 23:00:49 +0000885 *dbuf++ = ld_le16(pbuf);
886 *dbuf++ = ld_le16(pbuf);
Wolfgang Denk0c32d962006-06-16 17:32:31 +0200887#endif /* !MIPS */
wdenk1a344f22005-02-03 23:00:49 +0000888 }
889#endif
wdenkc6097192002-11-03 00:24:07 +0000890}
wdenk5da627a2003-10-09 20:09:04 +0000891#endif /* __LITTLE_ENDIAN || CONFIG_AU1X00 */
wdenkc6097192002-11-03 00:24:07 +0000892
wdenk2262cfe2002-11-18 00:14:45 +0000893
Nobuhiro Iwamatsueda3e1e2007-09-23 02:42:38 +0900894#if defined(__PPC__) || defined(CONFIG_PXA_PCMCIA) || defined(CONFIG_SH)
wdenkc6097192002-11-03 00:24:07 +0000895static void
896output_data(int dev, ulong *sect_buf, int words)
897{
wdenk1a344f22005-02-03 23:00:49 +0000898#if defined(CONFIG_HMI10) || defined(CONFIG_CPC45)
wdenka522fa02004-01-04 22:51:12 +0000899 uchar *dbuf;
900 volatile uchar *pbuf_even;
901 volatile uchar *pbuf_odd;
902
903 pbuf_even = (uchar *)(ATA_CURR_BASE(dev)+ATA_DATA_EVEN);
904 pbuf_odd = (uchar *)(ATA_CURR_BASE(dev)+ATA_DATA_ODD);
905 dbuf = (uchar *)sect_buf;
906 while (words--) {
wdenk5cf91d62004-04-23 20:32:05 +0000907 EIEIO;
wdenka522fa02004-01-04 22:51:12 +0000908 *pbuf_even = *dbuf++;
wdenk5cf91d62004-04-23 20:32:05 +0000909 EIEIO;
wdenka522fa02004-01-04 22:51:12 +0000910 *pbuf_odd = *dbuf++;
wdenk5cf91d62004-04-23 20:32:05 +0000911 EIEIO;
wdenka522fa02004-01-04 22:51:12 +0000912 *pbuf_even = *dbuf++;
wdenk5cf91d62004-04-23 20:32:05 +0000913 EIEIO;
wdenka522fa02004-01-04 22:51:12 +0000914 *pbuf_odd = *dbuf++;
915 }
wdenk1a344f22005-02-03 23:00:49 +0000916#else
917 ushort *dbuf;
918 volatile ushort *pbuf;
919
920 pbuf = (ushort *)(ATA_CURR_BASE(dev)+ATA_DATA_REG);
921 dbuf = (ushort *)sect_buf;
922 while (words--) {
Heiko Schocher566a4942007-06-22 19:11:54 +0200923#if defined(CONFIG_PCS440EP)
924 /* not tested, because CF was write protected */
925 EIEIO;
926 *pbuf = ld_le16(dbuf++);
927 EIEIO;
928 *pbuf = ld_le16(dbuf++);
929#else
wdenk1a344f22005-02-03 23:00:49 +0000930 EIEIO;
931 *pbuf = *dbuf++;
932 EIEIO;
933 *pbuf = *dbuf++;
Heiko Schocher566a4942007-06-22 19:11:54 +0200934#endif
wdenk1a344f22005-02-03 23:00:49 +0000935 }
936#endif
wdenkc6097192002-11-03 00:24:07 +0000937}
wdenk2262cfe2002-11-18 00:14:45 +0000938#else /* ! __PPC__ */
939static void
940output_data(int dev, ulong *sect_buf, int words)
941{
wdenk15647dc2003-10-09 19:00:25 +0000942 outsw(ATA_CURR_BASE(dev)+ATA_DATA_REG, sect_buf, words<<1);
wdenk2262cfe2002-11-18 00:14:45 +0000943}
944#endif /* __PPC__ */
wdenkc6097192002-11-03 00:24:07 +0000945
Nobuhiro Iwamatsueda3e1e2007-09-23 02:42:38 +0900946#if defined(__PPC__) || defined(CONFIG_PXA_PCMCIA) || defined(CONFIG_SH)
wdenkc6097192002-11-03 00:24:07 +0000947static void
948input_data(int dev, ulong *sect_buf, int words)
949{
wdenk1a344f22005-02-03 23:00:49 +0000950#if defined(CONFIG_HMI10) || defined(CONFIG_CPC45)
wdenka522fa02004-01-04 22:51:12 +0000951 uchar *dbuf;
952 volatile uchar *pbuf_even;
953 volatile uchar *pbuf_odd;
954
955 pbuf_even = (uchar *)(ATA_CURR_BASE(dev)+ATA_DATA_EVEN);
956 pbuf_odd = (uchar *)(ATA_CURR_BASE(dev)+ATA_DATA_ODD);
957 dbuf = (uchar *)sect_buf;
958 while (words--) {
wdenka522fa02004-01-04 22:51:12 +0000959 *dbuf++ = *pbuf_even;
wdenk5cf91d62004-04-23 20:32:05 +0000960 EIEIO;
wdenk1a344f22005-02-03 23:00:49 +0000961 SYNC;
wdenka522fa02004-01-04 22:51:12 +0000962 *dbuf++ = *pbuf_odd;
wdenk5cf91d62004-04-23 20:32:05 +0000963 EIEIO;
wdenk1a344f22005-02-03 23:00:49 +0000964 SYNC;
wdenka522fa02004-01-04 22:51:12 +0000965 *dbuf++ = *pbuf_even;
wdenk5cf91d62004-04-23 20:32:05 +0000966 EIEIO;
wdenk1a344f22005-02-03 23:00:49 +0000967 SYNC;
wdenka522fa02004-01-04 22:51:12 +0000968 *dbuf++ = *pbuf_odd;
wdenk1a344f22005-02-03 23:00:49 +0000969 EIEIO;
970 SYNC;
wdenka522fa02004-01-04 22:51:12 +0000971 }
wdenk1a344f22005-02-03 23:00:49 +0000972#else
973 ushort *dbuf;
974 volatile ushort *pbuf;
975
976 pbuf = (ushort *)(ATA_CURR_BASE(dev)+ATA_DATA_REG);
977 dbuf = (ushort *)sect_buf;
978
979 debug("in input data base for read is %lx\n", (unsigned long) pbuf);
980
981 while (words--) {
Heiko Schocher566a4942007-06-22 19:11:54 +0200982#if defined(CONFIG_PCS440EP)
983 EIEIO;
984 *dbuf++ = ld_le16(pbuf);
985 EIEIO;
986 *dbuf++ = ld_le16(pbuf);
987#else
wdenk1a344f22005-02-03 23:00:49 +0000988 EIEIO;
989 *dbuf++ = *pbuf;
990 EIEIO;
991 *dbuf++ = *pbuf;
Heiko Schocher566a4942007-06-22 19:11:54 +0200992#endif
wdenk1a344f22005-02-03 23:00:49 +0000993 }
994#endif
wdenkc6097192002-11-03 00:24:07 +0000995}
wdenk2262cfe2002-11-18 00:14:45 +0000996#else /* ! __PPC__ */
997static void
998input_data(int dev, ulong *sect_buf, int words)
999{
wdenk15647dc2003-10-09 19:00:25 +00001000 insw(ATA_CURR_BASE(dev)+ATA_DATA_REG, sect_buf, words << 1);
wdenk2262cfe2002-11-18 00:14:45 +00001001}
1002
1003#endif /* __PPC__ */
wdenkc6097192002-11-03 00:24:07 +00001004
1005/* -------------------------------------------------------------------------
1006 */
1007static void ide_ident (block_dev_desc_t *dev_desc)
1008{
1009 ulong iobuf[ATA_SECTORWORDS];
1010 unsigned char c;
1011 hd_driveid_t *iop = (hd_driveid_t *)iobuf;
1012
wdenkc7de8292002-11-19 11:04:11 +00001013#ifdef CONFIG_AMIGAONEG3SE
1014 int max_bus_scan;
wdenkc7de8292002-11-19 11:04:11 +00001015 char *s;
wdenk64f70be2004-09-28 20:34:50 +00001016#endif
1017#ifdef CONFIG_ATAPI
1018 int retries = 0;
wdenkc7de8292002-11-19 11:04:11 +00001019 int do_retry = 0;
1020#endif
1021
Steven A. Falco36c2d302008-08-15 15:34:10 -04001022#ifdef CONFIG_TUNE_PIO
1023 int pio_mode;
1024#endif
1025
wdenkc6097192002-11-03 00:24:07 +00001026#if 0
1027 int mode, cycle_time;
1028#endif
1029 int device;
1030 device=dev_desc->dev;
1031 printf (" Device %d: ", device);
1032
wdenkc7de8292002-11-19 11:04:11 +00001033#ifdef CONFIG_AMIGAONEG3SE
1034 s = getenv("ide_maxbus");
1035 if (s) {
1036 max_bus_scan = simple_strtol(s, NULL, 10);
1037 } else {
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +02001038 max_bus_scan = CONFIG_SYS_IDE_MAXBUS;
wdenkc7de8292002-11-19 11:04:11 +00001039 }
1040 if (device >= max_bus_scan*2) {
1041 dev_desc->type=DEV_TYPE_UNKNOWN;
1042 return;
1043 }
1044#endif
1045
wdenkc6097192002-11-03 00:24:07 +00001046 ide_led (DEVICE_LED(device), 1); /* LED on */
1047 /* Select device
1048 */
wdenk2262cfe2002-11-18 00:14:45 +00001049 ide_outb (device, ATA_DEV_HD, ATA_LBA | ATA_DEVICE(device));
wdenkc6097192002-11-03 00:24:07 +00001050 dev_desc->if_type=IF_TYPE_IDE;
1051#ifdef CONFIG_ATAPI
wdenkc7de8292002-11-19 11:04:11 +00001052
wdenkc7de8292002-11-19 11:04:11 +00001053 do_retry = 0;
1054 retries = 0;
1055
1056 /* Warning: This will be tricky to read */
wdenkc40b2952004-03-13 23:29:43 +00001057 while (retries <= 1) {
wdenkc6097192002-11-03 00:24:07 +00001058 /* check signature */
wdenk2262cfe2002-11-18 00:14:45 +00001059 if ((ide_inb(device,ATA_SECT_CNT) == 0x01) &&
1060 (ide_inb(device,ATA_SECT_NUM) == 0x01) &&
1061 (ide_inb(device,ATA_CYL_LOW) == 0x14) &&
1062 (ide_inb(device,ATA_CYL_HIGH) == 0xEB)) {
wdenkc6097192002-11-03 00:24:07 +00001063 /* ATAPI Signature found */
1064 dev_desc->if_type=IF_TYPE_ATAPI;
1065 /* Start Ident Command
1066 */
wdenk2262cfe2002-11-18 00:14:45 +00001067 ide_outb (device, ATA_COMMAND, ATAPI_CMD_IDENT);
wdenkc6097192002-11-03 00:24:07 +00001068 /*
1069 * Wait for completion - ATAPI devices need more time
1070 * to become ready
1071 */
1072 c = ide_wait (device, ATAPI_TIME_OUT);
wdenkc40b2952004-03-13 23:29:43 +00001073 } else
wdenkc6097192002-11-03 00:24:07 +00001074#endif
1075 {
1076 /* Start Ident Command
1077 */
wdenk2262cfe2002-11-18 00:14:45 +00001078 ide_outb (device, ATA_COMMAND, ATA_CMD_IDENT);
wdenkc6097192002-11-03 00:24:07 +00001079
1080 /* Wait for completion
1081 */
1082 c = ide_wait (device, IDE_TIME_OUT);
1083 }
1084 ide_led (DEVICE_LED(device), 0); /* LED off */
1085
1086 if (((c & ATA_STAT_DRQ) == 0) ||
1087 ((c & (ATA_STAT_FAULT|ATA_STAT_ERR)) != 0) ) {
wdenk64f70be2004-09-28 20:34:50 +00001088#ifdef CONFIG_ATAPI
wdenkc7de8292002-11-19 11:04:11 +00001089#ifdef CONFIG_AMIGAONEG3SE
wdenk64f70be2004-09-28 20:34:50 +00001090 s = getenv("ide_doreset");
1091 if (s && strcmp(s, "on") == 0)
1092#endif
wdenk1a344f22005-02-03 23:00:49 +00001093 {
1094 /* Need to soft reset the device in case it's an ATAPI... */
1095 debug ("Retrying...\n");
1096 ide_outb (device, ATA_DEV_HD, ATA_LBA | ATA_DEVICE(device));
1097 udelay(100000);
1098 ide_outb (device, ATA_COMMAND, 0x08);
1099 udelay (500000); /* 500 ms */
1100 }
wdenk64f70be2004-09-28 20:34:50 +00001101 /* Select device
1102 */
1103 ide_outb (device, ATA_DEV_HD, ATA_LBA | ATA_DEVICE(device));
1104 retries++;
wdenkc7de8292002-11-19 11:04:11 +00001105#else
wdenkc6097192002-11-03 00:24:07 +00001106 return;
wdenk64f70be2004-09-28 20:34:50 +00001107#endif
wdenkc6097192002-11-03 00:24:07 +00001108 }
wdenk64f70be2004-09-28 20:34:50 +00001109#ifdef CONFIG_ATAPI
1110 else
1111 break;
wdenkc7de8292002-11-19 11:04:11 +00001112 } /* see above - ugly to read */
wdenk64f70be2004-09-28 20:34:50 +00001113
1114 if (retries == 2) /* Not found */
1115 return;
1116#endif
wdenkc7de8292002-11-19 11:04:11 +00001117
wdenkc6097192002-11-03 00:24:07 +00001118 input_swap_data (device, iobuf, ATA_SECTORWORDS);
1119
Jean-Christophe PLAGNIOL-VILLARD7a60ee72007-11-07 08:19:19 +01001120 ident_cpy ((unsigned char*)dev_desc->revision, iop->fw_rev, sizeof(dev_desc->revision));
1121 ident_cpy ((unsigned char*)dev_desc->vendor, iop->model, sizeof(dev_desc->vendor));
1122 ident_cpy ((unsigned char*)dev_desc->product, iop->serial_no, sizeof(dev_desc->product));
wdenkc3f9d492004-03-14 00:59:59 +00001123#ifdef __LITTLE_ENDIAN
1124 /*
Richard Retanubunbcdf1d22008-11-06 14:01:51 -05001125 * firmware revision, model, and serial number have Big Endian Byte
1126 * order in Word. Convert all three to little endian.
wdenkc3f9d492004-03-14 00:59:59 +00001127 *
1128 * See CF+ and CompactFlash Specification Revision 2.0:
Richard Retanubunbcdf1d22008-11-06 14:01:51 -05001129 * 6.2.1.6: Identify Drive, Table 39 for more details
wdenkc3f9d492004-03-14 00:59:59 +00001130 */
1131
1132 strswab (dev_desc->revision);
1133 strswab (dev_desc->vendor);
Richard Retanubunbcdf1d22008-11-06 14:01:51 -05001134 strswab (dev_desc->product);
wdenkc3f9d492004-03-14 00:59:59 +00001135#endif /* __LITTLE_ENDIAN */
wdenkc6097192002-11-03 00:24:07 +00001136
1137 if ((iop->config & 0x0080)==0x0080)
1138 dev_desc->removable = 1;
1139 else
1140 dev_desc->removable = 0;
1141
Steven A. Falco36c2d302008-08-15 15:34:10 -04001142#ifdef CONFIG_TUNE_PIO
1143 /* Mode 0 - 2 only, are directly determined by word 51. */
1144 pio_mode = iop->tPIO;
1145 if (pio_mode > 2) {
1146 printf("WARNING: Invalid PIO (word 51 = %d).\n", pio_mode);
1147 pio_mode = 0; /* Force it to dead slow, and hope for the best... */
1148 }
1149
1150 /* Any CompactFlash Storage Card that supports PIO mode 3 or above
1151 * shall set bit 1 of word 53 to one and support the fields contained
1152 * in words 64 through 70.
1153 */
1154 if (iop->field_valid & 0x02) {
1155 /* Mode 3 and above are possible. Check in order from slow
1156 * to fast, so we wind up with the highest mode allowed.
1157 */
1158 if (iop->eide_pio_modes & 0x01)
1159 pio_mode = 3;
1160 if (iop->eide_pio_modes & 0x02)
1161 pio_mode = 4;
1162 if (ata_id_is_cfa((u16 *)iop)) {
1163 if ((iop->cf_advanced_caps & 0x07) == 0x01)
1164 pio_mode = 5;
1165 if ((iop->cf_advanced_caps & 0x07) == 0x02)
1166 pio_mode = 6;
1167 }
1168 }
1169
1170 /* System-specific, depends on bus speeds, etc. */
1171 ide_set_piomode(pio_mode);
1172#endif /* CONFIG_TUNE_PIO */
1173
wdenkc6097192002-11-03 00:24:07 +00001174#if 0
1175 /*
1176 * Drive PIO mode autoselection
1177 */
1178 mode = iop->tPIO;
1179
1180 printf ("tPIO = 0x%02x = %d\n",mode, mode);
1181 if (mode > 2) { /* 2 is maximum allowed tPIO value */
1182 mode = 2;
wdenk1a344f22005-02-03 23:00:49 +00001183 debug ("Override tPIO -> 2\n");
wdenkc6097192002-11-03 00:24:07 +00001184 }
1185 if (iop->field_valid & 2) { /* drive implements ATA2? */
wdenk1a344f22005-02-03 23:00:49 +00001186 debug ("Drive implements ATA2\n");
wdenkc6097192002-11-03 00:24:07 +00001187 if (iop->capability & 8) { /* drive supports use_iordy? */
1188 cycle_time = iop->eide_pio_iordy;
1189 } else {
1190 cycle_time = iop->eide_pio;
1191 }
wdenk1a344f22005-02-03 23:00:49 +00001192 debug ("cycle time = %d\n", cycle_time);
wdenkc6097192002-11-03 00:24:07 +00001193 mode = 4;
1194 if (cycle_time > 120) mode = 3; /* 120 ns for PIO mode 4 */
1195 if (cycle_time > 180) mode = 2; /* 180 ns for PIO mode 3 */
1196 if (cycle_time > 240) mode = 1; /* 240 ns for PIO mode 4 */
1197 if (cycle_time > 383) mode = 0; /* 383 ns for PIO mode 4 */
1198 }
1199 printf ("PIO mode to use: PIO %d\n", mode);
1200#endif /* 0 */
1201
1202#ifdef CONFIG_ATAPI
1203 if (dev_desc->if_type==IF_TYPE_ATAPI) {
1204 atapi_inquiry(dev_desc);
1205 return;
1206 }
1207#endif /* CONFIG_ATAPI */
1208
wdenkc3f9d492004-03-14 00:59:59 +00001209#ifdef __BIG_ENDIAN
wdenkc6097192002-11-03 00:24:07 +00001210 /* swap shorts */
1211 dev_desc->lba = (iop->lba_capacity << 16) | (iop->lba_capacity >> 16);
wdenkc3f9d492004-03-14 00:59:59 +00001212#else /* ! __BIG_ENDIAN */
1213 /*
1214 * do not swap shorts on little endian
1215 *
1216 * See CF+ and CompactFlash Specification Revision 2.0:
1217 * 6.2.1.6: Identfy Drive, Table 39, Word Address 57-58 for details.
1218 */
1219 dev_desc->lba = iop->lba_capacity;
1220#endif /* __BIG_ENDIAN */
wdenkc40b2952004-03-13 23:29:43 +00001221
wdenk42dfe7a2004-03-14 22:25:36 +00001222#ifdef CONFIG_LBA48
wdenkc40b2952004-03-13 23:29:43 +00001223 if (iop->command_set_2 & 0x0400) { /* LBA 48 support */
wdenk6e592382004-04-18 17:39:38 +00001224 dev_desc->lba48 = 1;
1225 dev_desc->lba = (unsigned long long)iop->lba48_capacity[0] |
wdenkc40b2952004-03-13 23:29:43 +00001226 ((unsigned long long)iop->lba48_capacity[1] << 16) |
1227 ((unsigned long long)iop->lba48_capacity[2] << 32) |
1228 ((unsigned long long)iop->lba48_capacity[3] << 48);
1229 } else {
wdenkc40b2952004-03-13 23:29:43 +00001230 dev_desc->lba48 = 0;
1231 }
1232#endif /* CONFIG_LBA48 */
wdenkc6097192002-11-03 00:24:07 +00001233 /* assuming HD */
1234 dev_desc->type=DEV_TYPE_HARDDISK;
1235 dev_desc->blksz=ATA_BLOCKSIZE;
1236 dev_desc->lun=0; /* just to fill something in... */
1237
Wolfgang Denk53677ef2008-05-20 16:00:29 +02001238#if 0 /* only used to test the powersaving mode,
wdenkc6097192002-11-03 00:24:07 +00001239 * if enabled, the drive goes after 5 sec
1240 * in standby mode */
wdenk2262cfe2002-11-18 00:14:45 +00001241 ide_outb (device, ATA_DEV_HD, ATA_LBA | ATA_DEVICE(device));
wdenkc6097192002-11-03 00:24:07 +00001242 c = ide_wait (device, IDE_TIME_OUT);
wdenk2262cfe2002-11-18 00:14:45 +00001243 ide_outb (device, ATA_SECT_CNT, 1);
1244 ide_outb (device, ATA_LBA_LOW, 0);
1245 ide_outb (device, ATA_LBA_MID, 0);
1246 ide_outb (device, ATA_LBA_HIGH, 0);
wdenk1a344f22005-02-03 23:00:49 +00001247 ide_outb (device, ATA_DEV_HD, ATA_LBA | ATA_DEVICE(device));
wdenk2262cfe2002-11-18 00:14:45 +00001248 ide_outb (device, ATA_COMMAND, 0xe3);
wdenkc6097192002-11-03 00:24:07 +00001249 udelay (50);
1250 c = ide_wait (device, IDE_TIME_OUT); /* can't take over 500 ms */
1251#endif
1252}
1253
1254
1255/* ------------------------------------------------------------------------- */
1256
Grant Likelyeb867a72007-02-20 09:05:45 +01001257ulong ide_read (int device, lbaint_t blknr, ulong blkcnt, void *buffer)
wdenkc6097192002-11-03 00:24:07 +00001258{
1259 ulong n = 0;
1260 unsigned char c;
1261 unsigned char pwrsave=0; /* power save */
wdenk42dfe7a2004-03-14 22:25:36 +00001262#ifdef CONFIG_LBA48
wdenkc40b2952004-03-13 23:29:43 +00001263 unsigned char lba48 = 0;
wdenkc6097192002-11-03 00:24:07 +00001264
Guennadi Liakhovetski413bf582008-04-28 14:36:06 +02001265 if (blknr & 0x0000fffff0000000ULL) {
wdenkc40b2952004-03-13 23:29:43 +00001266 /* more than 28 bits used, use 48bit mode */
1267 lba48 = 1;
1268 }
1269#endif
Mike Frysinger6c6166f2009-02-16 23:21:36 -05001270 debug ("ide_read dev %d start %LX, blocks %lX buffer at %lX\n",
wdenkc6097192002-11-03 00:24:07 +00001271 device, blknr, blkcnt, (ulong)buffer);
1272
1273 ide_led (DEVICE_LED(device), 1); /* LED on */
1274
1275 /* Select device
1276 */
wdenk2262cfe2002-11-18 00:14:45 +00001277 ide_outb (device, ATA_DEV_HD, ATA_LBA | ATA_DEVICE(device));
wdenkc6097192002-11-03 00:24:07 +00001278 c = ide_wait (device, IDE_TIME_OUT);
1279
1280 if (c & ATA_STAT_BUSY) {
1281 printf ("IDE read: device %d not ready\n", device);
1282 goto IDE_READ_E;
1283 }
1284
1285 /* first check if the drive is in Powersaving mode, if yes,
1286 * increase the timeout value */
wdenk2262cfe2002-11-18 00:14:45 +00001287 ide_outb (device, ATA_COMMAND, ATA_CMD_CHK_PWR);
wdenkc6097192002-11-03 00:24:07 +00001288 udelay (50);
1289
1290 c = ide_wait (device, IDE_TIME_OUT); /* can't take over 500 ms */
1291
1292 if (c & ATA_STAT_BUSY) {
1293 printf ("IDE read: device %d not ready\n", device);
1294 goto IDE_READ_E;
1295 }
1296 if ((c & ATA_STAT_ERR) == ATA_STAT_ERR) {
1297 printf ("No Powersaving mode %X\n", c);
1298 } else {
wdenk2262cfe2002-11-18 00:14:45 +00001299 c = ide_inb(device,ATA_SECT_CNT);
wdenk1a344f22005-02-03 23:00:49 +00001300 debug ("Powersaving %02X\n",c);
wdenkc6097192002-11-03 00:24:07 +00001301 if(c==0)
1302 pwrsave=1;
1303 }
1304
1305
1306 while (blkcnt-- > 0) {
1307
1308 c = ide_wait (device, IDE_TIME_OUT);
1309
1310 if (c & ATA_STAT_BUSY) {
1311 printf ("IDE read: device %d not ready\n", device);
1312 break;
1313 }
wdenk42dfe7a2004-03-14 22:25:36 +00001314#ifdef CONFIG_LBA48
wdenkc40b2952004-03-13 23:29:43 +00001315 if (lba48) {
1316 /* write high bits */
1317 ide_outb (device, ATA_SECT_CNT, 0);
1318 ide_outb (device, ATA_LBA_LOW, (blknr >> 24) & 0xFF);
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +02001319#ifdef CONFIG_SYS_64BIT_LBA
wdenkc40b2952004-03-13 23:29:43 +00001320 ide_outb (device, ATA_LBA_MID, (blknr >> 32) & 0xFF);
1321 ide_outb (device, ATA_LBA_HIGH, (blknr >> 40) & 0xFF);
Guennadi Liakhovetski413bf582008-04-28 14:36:06 +02001322#else
1323 ide_outb (device, ATA_LBA_MID, 0);
1324 ide_outb (device, ATA_LBA_HIGH, 0);
1325#endif
wdenkc40b2952004-03-13 23:29:43 +00001326 }
1327#endif
wdenk2262cfe2002-11-18 00:14:45 +00001328 ide_outb (device, ATA_SECT_CNT, 1);
1329 ide_outb (device, ATA_LBA_LOW, (blknr >> 0) & 0xFF);
1330 ide_outb (device, ATA_LBA_MID, (blknr >> 8) & 0xFF);
1331 ide_outb (device, ATA_LBA_HIGH, (blknr >> 16) & 0xFF);
wdenkc40b2952004-03-13 23:29:43 +00001332
wdenk42dfe7a2004-03-14 22:25:36 +00001333#ifdef CONFIG_LBA48
wdenkc40b2952004-03-13 23:29:43 +00001334 if (lba48) {
1335 ide_outb (device, ATA_DEV_HD, ATA_LBA | ATA_DEVICE(device) );
1336 ide_outb (device, ATA_COMMAND, ATA_CMD_READ_EXT);
1337
1338 } else
1339#endif
1340 {
1341 ide_outb (device, ATA_DEV_HD, ATA_LBA |
1342 ATA_DEVICE(device) |
1343 ((blknr >> 24) & 0xF) );
1344 ide_outb (device, ATA_COMMAND, ATA_CMD_READ);
1345 }
wdenkc6097192002-11-03 00:24:07 +00001346
1347 udelay (50);
1348
1349 if(pwrsave) {
1350 c = ide_wait (device, IDE_SPIN_UP_TIME_OUT); /* may take up to 4 sec */
1351 pwrsave=0;
1352 } else {
1353 c = ide_wait (device, IDE_TIME_OUT); /* can't take over 500 ms */
1354 }
1355
1356 if ((c&(ATA_STAT_DRQ|ATA_STAT_BUSY|ATA_STAT_ERR)) != ATA_STAT_DRQ) {
Heiko Schocher4b142fe2009-12-03 11:21:21 +01001357#if defined(CONFIG_SYS_64BIT_LBA)
Mike Frysinger6c6166f2009-02-16 23:21:36 -05001358 printf ("Error (no IRQ) dev %d blk %Ld: status 0x%02x\n",
wdenkc6097192002-11-03 00:24:07 +00001359 device, blknr, c);
wdenkc40b2952004-03-13 23:29:43 +00001360#else
1361 printf ("Error (no IRQ) dev %d blk %ld: status 0x%02x\n",
1362 device, (ulong)blknr, c);
1363#endif
wdenkc6097192002-11-03 00:24:07 +00001364 break;
1365 }
1366
1367 input_data (device, buffer, ATA_SECTORWORDS);
wdenk2262cfe2002-11-18 00:14:45 +00001368 (void) ide_inb (device, ATA_STATUS); /* clear IRQ */
wdenkc6097192002-11-03 00:24:07 +00001369
1370 ++n;
1371 ++blknr;
Greg Lopp0b945042007-04-13 08:02:24 +02001372 buffer += ATA_BLOCKSIZE;
wdenkc6097192002-11-03 00:24:07 +00001373 }
1374IDE_READ_E:
1375 ide_led (DEVICE_LED(device), 0); /* LED off */
1376 return (n);
1377}
1378
1379/* ------------------------------------------------------------------------- */
1380
1381
Grant Likelyeb867a72007-02-20 09:05:45 +01001382ulong ide_write (int device, lbaint_t blknr, ulong blkcnt, void *buffer)
wdenkc6097192002-11-03 00:24:07 +00001383{
1384 ulong n = 0;
1385 unsigned char c;
wdenk42dfe7a2004-03-14 22:25:36 +00001386#ifdef CONFIG_LBA48
wdenkc40b2952004-03-13 23:29:43 +00001387 unsigned char lba48 = 0;
1388
Guennadi Liakhovetski413bf582008-04-28 14:36:06 +02001389 if (blknr & 0x0000fffff0000000ULL) {
wdenkc40b2952004-03-13 23:29:43 +00001390 /* more than 28 bits used, use 48bit mode */
1391 lba48 = 1;
1392 }
1393#endif
wdenkc6097192002-11-03 00:24:07 +00001394
1395 ide_led (DEVICE_LED(device), 1); /* LED on */
1396
1397 /* Select device
1398 */
wdenk2262cfe2002-11-18 00:14:45 +00001399 ide_outb (device, ATA_DEV_HD, ATA_LBA | ATA_DEVICE(device));
wdenkc6097192002-11-03 00:24:07 +00001400
1401 while (blkcnt-- > 0) {
1402
1403 c = ide_wait (device, IDE_TIME_OUT);
1404
1405 if (c & ATA_STAT_BUSY) {
1406 printf ("IDE read: device %d not ready\n", device);
1407 goto WR_OUT;
1408 }
wdenk42dfe7a2004-03-14 22:25:36 +00001409#ifdef CONFIG_LBA48
wdenkc40b2952004-03-13 23:29:43 +00001410 if (lba48) {
1411 /* write high bits */
1412 ide_outb (device, ATA_SECT_CNT, 0);
1413 ide_outb (device, ATA_LBA_LOW, (blknr >> 24) & 0xFF);
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +02001414#ifdef CONFIG_SYS_64BIT_LBA
wdenkc40b2952004-03-13 23:29:43 +00001415 ide_outb (device, ATA_LBA_MID, (blknr >> 32) & 0xFF);
1416 ide_outb (device, ATA_LBA_HIGH, (blknr >> 40) & 0xFF);
Guennadi Liakhovetski413bf582008-04-28 14:36:06 +02001417#else
1418 ide_outb (device, ATA_LBA_MID, 0);
1419 ide_outb (device, ATA_LBA_HIGH, 0);
1420#endif
wdenkc40b2952004-03-13 23:29:43 +00001421 }
1422#endif
wdenk2262cfe2002-11-18 00:14:45 +00001423 ide_outb (device, ATA_SECT_CNT, 1);
1424 ide_outb (device, ATA_LBA_LOW, (blknr >> 0) & 0xFF);
1425 ide_outb (device, ATA_LBA_MID, (blknr >> 8) & 0xFF);
1426 ide_outb (device, ATA_LBA_HIGH, (blknr >> 16) & 0xFF);
wdenkc40b2952004-03-13 23:29:43 +00001427
wdenk42dfe7a2004-03-14 22:25:36 +00001428#ifdef CONFIG_LBA48
wdenkc40b2952004-03-13 23:29:43 +00001429 if (lba48) {
1430 ide_outb (device, ATA_DEV_HD, ATA_LBA | ATA_DEVICE(device) );
1431 ide_outb (device, ATA_COMMAND, ATA_CMD_WRITE_EXT);
1432
1433 } else
1434#endif
1435 {
1436 ide_outb (device, ATA_DEV_HD, ATA_LBA |
1437 ATA_DEVICE(device) |
1438 ((blknr >> 24) & 0xF) );
1439 ide_outb (device, ATA_COMMAND, ATA_CMD_WRITE);
1440 }
wdenkc6097192002-11-03 00:24:07 +00001441
1442 udelay (50);
1443
1444 c = ide_wait (device, IDE_TIME_OUT); /* can't take over 500 ms */
1445
1446 if ((c&(ATA_STAT_DRQ|ATA_STAT_BUSY|ATA_STAT_ERR)) != ATA_STAT_DRQ) {
Heiko Schocher4b142fe2009-12-03 11:21:21 +01001447#if defined(CONFIG_SYS_64BIT_LBA)
Mike Frysinger6c6166f2009-02-16 23:21:36 -05001448 printf ("Error (no IRQ) dev %d blk %Ld: status 0x%02x\n",
wdenkc6097192002-11-03 00:24:07 +00001449 device, blknr, c);
wdenkc40b2952004-03-13 23:29:43 +00001450#else
1451 printf ("Error (no IRQ) dev %d blk %ld: status 0x%02x\n",
1452 device, (ulong)blknr, c);
1453#endif
wdenkc6097192002-11-03 00:24:07 +00001454 goto WR_OUT;
1455 }
1456
1457 output_data (device, buffer, ATA_SECTORWORDS);
wdenk2262cfe2002-11-18 00:14:45 +00001458 c = ide_inb (device, ATA_STATUS); /* clear IRQ */
wdenkc6097192002-11-03 00:24:07 +00001459 ++n;
1460 ++blknr;
Greg Lopp0b945042007-04-13 08:02:24 +02001461 buffer += ATA_BLOCKSIZE;
wdenkc6097192002-11-03 00:24:07 +00001462 }
1463WR_OUT:
1464 ide_led (DEVICE_LED(device), 0); /* LED off */
1465 return (n);
1466}
1467
1468/* ------------------------------------------------------------------------- */
1469
1470/*
1471 * copy src to dest, skipping leading and trailing blanks and null
1472 * terminate the string
wdenk7d7ce412004-03-17 01:13:07 +00001473 * "len" is the size of available memory including the terminating '\0'
wdenkc6097192002-11-03 00:24:07 +00001474 */
wdenk7d7ce412004-03-17 01:13:07 +00001475static void ident_cpy (unsigned char *dst, unsigned char *src, unsigned int len)
wdenkc6097192002-11-03 00:24:07 +00001476{
wdenk7d7ce412004-03-17 01:13:07 +00001477 unsigned char *end, *last;
wdenkc6097192002-11-03 00:24:07 +00001478
wdenk7d7ce412004-03-17 01:13:07 +00001479 last = dst;
wdenk6fb6af62004-03-23 23:20:24 +00001480 end = src + len - 1;
wdenk7d7ce412004-03-17 01:13:07 +00001481
1482 /* reserve space for '\0' */
1483 if (len < 2)
1484 goto OUT;
wdenkefa329c2004-03-23 20:18:25 +00001485
wdenk7d7ce412004-03-17 01:13:07 +00001486 /* skip leading white space */
1487 while ((*src) && (src<end) && (*src==' '))
1488 ++src;
1489
1490 /* copy string, omitting trailing white space */
1491 while ((*src) && (src<end)) {
1492 *dst++ = *src;
1493 if (*src++ != ' ')
1494 last = dst;
wdenkc6097192002-11-03 00:24:07 +00001495 }
wdenk7d7ce412004-03-17 01:13:07 +00001496OUT:
1497 *last = '\0';
wdenkc6097192002-11-03 00:24:07 +00001498}
1499
1500/* ------------------------------------------------------------------------- */
1501
1502/*
1503 * Wait until Busy bit is off, or timeout (in ms)
1504 * Return last status
1505 */
1506static uchar ide_wait (int dev, ulong t)
1507{
1508 ulong delay = 10 * t; /* poll every 100 us */
1509 uchar c;
1510
wdenk2262cfe2002-11-18 00:14:45 +00001511 while ((c = ide_inb(dev, ATA_STATUS)) & ATA_STAT_BUSY) {
wdenkc6097192002-11-03 00:24:07 +00001512 udelay (100);
1513 if (delay-- == 0) {
1514 break;
1515 }
1516 }
1517 return (c);
1518}
1519
1520/* ------------------------------------------------------------------------- */
1521
1522#ifdef CONFIG_IDE_RESET
1523extern void ide_set_reset(int idereset);
1524
1525static void ide_reset (void)
1526{
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +02001527#if defined(CONFIG_SYS_PB_12V_ENABLE) || defined(CONFIG_SYS_PB_IDE_MOTOR)
1528 volatile immap_t *immr = (immap_t *)CONFIG_SYS_IMMR;
wdenkc6097192002-11-03 00:24:07 +00001529#endif
1530 int i;
1531
1532 curr_device = -1;
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +02001533 for (i=0; i<CONFIG_SYS_IDE_MAXBUS; ++i)
wdenkc6097192002-11-03 00:24:07 +00001534 ide_bus_ok[i] = 0;
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +02001535 for (i=0; i<CONFIG_SYS_IDE_MAXDEVICE; ++i)
wdenkc6097192002-11-03 00:24:07 +00001536 ide_dev_desc[i].type = DEV_TYPE_UNKNOWN;
1537
1538 ide_set_reset (1); /* assert reset */
1539
Martin Krausee175eac2008-04-03 13:37:56 +02001540 /* the reset signal shall be asserted for et least 25 us */
1541 udelay(25);
1542
wdenkc6097192002-11-03 00:24:07 +00001543 WATCHDOG_RESET();
1544
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +02001545#ifdef CONFIG_SYS_PB_12V_ENABLE
1546 immr->im_cpm.cp_pbdat &= ~(CONFIG_SYS_PB_12V_ENABLE); /* 12V Enable output OFF */
1547 immr->im_cpm.cp_pbpar &= ~(CONFIG_SYS_PB_12V_ENABLE);
1548 immr->im_cpm.cp_pbodr &= ~(CONFIG_SYS_PB_12V_ENABLE);
1549 immr->im_cpm.cp_pbdir |= CONFIG_SYS_PB_12V_ENABLE;
wdenkc6097192002-11-03 00:24:07 +00001550
1551 /* wait 500 ms for the voltage to stabilize
1552 */
1553 for (i=0; i<500; ++i) {
1554 udelay (1000);
1555 }
1556
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +02001557 immr->im_cpm.cp_pbdat |= CONFIG_SYS_PB_12V_ENABLE; /* 12V Enable output ON */
1558#endif /* CONFIG_SYS_PB_12V_ENABLE */
wdenkc6097192002-11-03 00:24:07 +00001559
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +02001560#ifdef CONFIG_SYS_PB_IDE_MOTOR
wdenkc6097192002-11-03 00:24:07 +00001561 /* configure IDE Motor voltage monitor pin as input */
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +02001562 immr->im_cpm.cp_pbpar &= ~(CONFIG_SYS_PB_IDE_MOTOR);
1563 immr->im_cpm.cp_pbodr &= ~(CONFIG_SYS_PB_IDE_MOTOR);
1564 immr->im_cpm.cp_pbdir &= ~(CONFIG_SYS_PB_IDE_MOTOR);
wdenkc6097192002-11-03 00:24:07 +00001565
1566 /* wait up to 1 s for the motor voltage to stabilize
1567 */
1568 for (i=0; i<1000; ++i) {
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +02001569 if ((immr->im_cpm.cp_pbdat & CONFIG_SYS_PB_IDE_MOTOR) != 0) {
wdenkc6097192002-11-03 00:24:07 +00001570 break;
1571 }
1572 udelay (1000);
1573 }
1574
1575 if (i == 1000) { /* Timeout */
1576 printf ("\nWarning: 5V for IDE Motor missing\n");
1577# ifdef CONFIG_STATUS_LED
1578# ifdef STATUS_LED_YELLOW
1579 status_led_set (STATUS_LED_YELLOW, STATUS_LED_ON );
1580# endif
1581# ifdef STATUS_LED_GREEN
1582 status_led_set (STATUS_LED_GREEN, STATUS_LED_OFF);
1583# endif
1584# endif /* CONFIG_STATUS_LED */
1585 }
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +02001586#endif /* CONFIG_SYS_PB_IDE_MOTOR */
wdenkc6097192002-11-03 00:24:07 +00001587
1588 WATCHDOG_RESET();
1589
1590 /* de-assert RESET signal */
1591 ide_set_reset(0);
1592
1593 /* wait 250 ms */
1594 for (i=0; i<250; ++i) {
1595 udelay (1000);
1596 }
1597}
1598
1599#endif /* CONFIG_IDE_RESET */
1600
1601/* ------------------------------------------------------------------------- */
1602
wdenke2ffd592004-12-31 09:32:47 +00001603#if defined(CONFIG_IDE_LED) && \
1604 !defined(CONFIG_AMIGAONEG3SE)&& \
1605 !defined(CONFIG_CPC45) && \
1606 !defined(CONFIG_HMI10) && \
1607 !defined(CONFIG_KUP4K) && \
1608 !defined(CONFIG_KUP4X)
wdenkc6097192002-11-03 00:24:07 +00001609
1610static uchar led_buffer = 0; /* Buffer for current LED status */
1611
1612static void ide_led (uchar led, uchar status)
1613{
1614 uchar *led_port = LED_PORT;
1615
1616 if (status) { /* switch LED on */
1617 led_buffer |= led;
1618 } else { /* switch LED off */
1619 led_buffer &= ~led;
1620 }
1621
1622 *led_port = led_buffer;
1623}
1624
1625#endif /* CONFIG_IDE_LED */
1626
Heiko Schocher3887c3f2009-09-23 07:56:08 +02001627#if defined(CONFIG_OF_IDE_FIXUP)
1628int ide_device_present(int dev)
1629{
1630 if (dev >= CONFIG_SYS_IDE_MAXBUS)
1631 return 0;
1632 return (ide_dev_desc[dev].type == DEV_TYPE_UNKNOWN ? 0 : 1);
1633}
1634#endif
wdenkc6097192002-11-03 00:24:07 +00001635/* ------------------------------------------------------------------------- */
1636
1637#ifdef CONFIG_ATAPI
1638/****************************************************************************
1639 * ATAPI Support
1640 */
1641
wdenkdb01a2e2004-04-15 23:14:49 +00001642#if defined(__PPC__) || defined(CONFIG_PXA_PCMCIA)
wdenkc6097192002-11-03 00:24:07 +00001643/* since ATAPI may use commands with not 4 bytes alligned length
1644 * we have our own transfer functions, 2 bytes alligned */
1645static void
1646output_data_shorts(int dev, ushort *sect_buf, int shorts)
1647{
wdenk1a344f22005-02-03 23:00:49 +00001648#if defined(CONFIG_HMI10) || defined(CONFIG_CPC45)
wdenka522fa02004-01-04 22:51:12 +00001649 uchar *dbuf;
1650 volatile uchar *pbuf_even;
1651 volatile uchar *pbuf_odd;
1652
1653 pbuf_even = (uchar *)(ATA_CURR_BASE(dev)+ATA_DATA_EVEN);
1654 pbuf_odd = (uchar *)(ATA_CURR_BASE(dev)+ATA_DATA_ODD);
1655 while (shorts--) {
wdenk5cf91d62004-04-23 20:32:05 +00001656 EIEIO;
wdenka522fa02004-01-04 22:51:12 +00001657 *pbuf_even = *dbuf++;
wdenk5cf91d62004-04-23 20:32:05 +00001658 EIEIO;
wdenka522fa02004-01-04 22:51:12 +00001659 *pbuf_odd = *dbuf++;
1660 }
wdenk1a344f22005-02-03 23:00:49 +00001661#else
wdenkc6097192002-11-03 00:24:07 +00001662 ushort *dbuf;
1663 volatile ushort *pbuf;
1664
1665 pbuf = (ushort *)(ATA_CURR_BASE(dev)+ATA_DATA_REG);
1666 dbuf = (ushort *)sect_buf;
wdenkdb01a2e2004-04-15 23:14:49 +00001667
wdenk1a344f22005-02-03 23:00:49 +00001668 debug ("in output data shorts base for read is %lx\n", (unsigned long) pbuf);
wdenkdb01a2e2004-04-15 23:14:49 +00001669
wdenkc6097192002-11-03 00:24:07 +00001670 while (shorts--) {
wdenk5cf91d62004-04-23 20:32:05 +00001671 EIEIO;
wdenk1a344f22005-02-03 23:00:49 +00001672 *pbuf = *dbuf++;
wdenkc6097192002-11-03 00:24:07 +00001673 }
wdenk1a344f22005-02-03 23:00:49 +00001674#endif
1675}
1676
1677static void
1678input_data_shorts(int dev, ushort *sect_buf, int shorts)
1679{
1680#if defined(CONFIG_HMI10) || defined(CONFIG_CPC45)
wdenka522fa02004-01-04 22:51:12 +00001681 uchar *dbuf;
1682 volatile uchar *pbuf_even;
1683 volatile uchar *pbuf_odd;
1684
1685 pbuf_even = (uchar *)(ATA_CURR_BASE(dev)+ATA_DATA_EVEN);
1686 pbuf_odd = (uchar *)(ATA_CURR_BASE(dev)+ATA_DATA_ODD);
1687 while (shorts--) {
wdenk5cf91d62004-04-23 20:32:05 +00001688 EIEIO;
wdenka522fa02004-01-04 22:51:12 +00001689 *dbuf++ = *pbuf_even;
wdenk5cf91d62004-04-23 20:32:05 +00001690 EIEIO;
wdenka522fa02004-01-04 22:51:12 +00001691 *dbuf++ = *pbuf_odd;
1692 }
wdenk1a344f22005-02-03 23:00:49 +00001693#else
1694 ushort *dbuf;
1695 volatile ushort *pbuf;
1696
1697 pbuf = (ushort *)(ATA_CURR_BASE(dev)+ATA_DATA_REG);
1698 dbuf = (ushort *)sect_buf;
1699
1700 debug("in input data shorts base for read is %lx\n", (unsigned long) pbuf);
1701
1702 while (shorts--) {
1703 EIEIO;
1704 *dbuf++ = *pbuf;
1705 }
1706#endif
wdenkc6097192002-11-03 00:24:07 +00001707}
1708
wdenk2262cfe2002-11-18 00:14:45 +00001709#else /* ! __PPC__ */
1710static void
1711output_data_shorts(int dev, ushort *sect_buf, int shorts)
1712{
wdenk15647dc2003-10-09 19:00:25 +00001713 outsw(ATA_CURR_BASE(dev)+ATA_DATA_REG, sect_buf, shorts);
wdenk2262cfe2002-11-18 00:14:45 +00001714}
1715
wdenk2262cfe2002-11-18 00:14:45 +00001716static void
1717input_data_shorts(int dev, ushort *sect_buf, int shorts)
1718{
wdenk15647dc2003-10-09 19:00:25 +00001719 insw(ATA_CURR_BASE(dev)+ATA_DATA_REG, sect_buf, shorts);
wdenk2262cfe2002-11-18 00:14:45 +00001720}
1721
1722#endif /* __PPC__ */
1723
wdenkc6097192002-11-03 00:24:07 +00001724/*
1725 * Wait until (Status & mask) == res, or timeout (in ms)
1726 * Return last status
1727 * This is used since some ATAPI CD ROMs clears their Busy Bit first
1728 * and then they set their DRQ Bit
1729 */
1730static uchar atapi_wait_mask (int dev, ulong t,uchar mask, uchar res)
1731{
1732 ulong delay = 10 * t; /* poll every 100 us */
1733 uchar c;
1734
wdenk2262cfe2002-11-18 00:14:45 +00001735 c = ide_inb(dev,ATA_DEV_CTL); /* prevents to read the status before valid */
1736 while (((c = ide_inb(dev, ATA_STATUS)) & mask) != res) {
wdenkc6097192002-11-03 00:24:07 +00001737 /* break if error occurs (doesn't make sense to wait more) */
1738 if((c & ATA_STAT_ERR)==ATA_STAT_ERR)
1739 break;
1740 udelay (100);
1741 if (delay-- == 0) {
1742 break;
1743 }
1744 }
1745 return (c);
1746}
1747
1748/*
1749 * issue an atapi command
1750 */
1751unsigned char atapi_issue(int device,unsigned char* ccb,int ccblen, unsigned char * buffer,int buflen)
1752{
1753 unsigned char c,err,mask,res;
1754 int n;
1755 ide_led (DEVICE_LED(device), 1); /* LED on */
1756
1757 /* Select device
1758 */
1759 mask = ATA_STAT_BUSY|ATA_STAT_DRQ;
1760 res = 0;
wdenkc7de8292002-11-19 11:04:11 +00001761#ifdef CONFIG_AMIGAONEG3SE
1762# warning THF: Removed LBA mode ???
1763#endif
wdenk2262cfe2002-11-18 00:14:45 +00001764 ide_outb (device, ATA_DEV_HD, ATA_LBA | ATA_DEVICE(device));
wdenkc6097192002-11-03 00:24:07 +00001765 c = atapi_wait_mask(device,ATAPI_TIME_OUT,mask,res);
1766 if ((c & mask) != res) {
1767 printf ("ATAPI_ISSUE: device %d not ready status %X\n", device,c);
1768 err=0xFF;
1769 goto AI_OUT;
1770 }
1771 /* write taskfile */
wdenk2262cfe2002-11-18 00:14:45 +00001772 ide_outb (device, ATA_ERROR_REG, 0); /* no DMA, no overlaped */
wdenkc7de8292002-11-19 11:04:11 +00001773 ide_outb (device, ATA_SECT_CNT, 0);
1774 ide_outb (device, ATA_SECT_NUM, 0);
wdenk2262cfe2002-11-18 00:14:45 +00001775 ide_outb (device, ATA_CYL_LOW, (unsigned char)(buflen & 0xFF));
wdenkc7de8292002-11-19 11:04:11 +00001776 ide_outb (device, ATA_CYL_HIGH, (unsigned char)((buflen>>8) & 0xFF));
1777#ifdef CONFIG_AMIGAONEG3SE
1778# warning THF: Removed LBA mode ???
1779#endif
wdenk2262cfe2002-11-18 00:14:45 +00001780 ide_outb (device, ATA_DEV_HD, ATA_LBA | ATA_DEVICE(device));
wdenkc6097192002-11-03 00:24:07 +00001781
wdenk2262cfe2002-11-18 00:14:45 +00001782 ide_outb (device, ATA_COMMAND, ATAPI_CMD_PACKET);
wdenkc6097192002-11-03 00:24:07 +00001783 udelay (50);
1784
1785 mask = ATA_STAT_DRQ|ATA_STAT_BUSY|ATA_STAT_ERR;
1786 res = ATA_STAT_DRQ;
1787 c = atapi_wait_mask(device,ATAPI_TIME_OUT,mask,res);
1788
1789 if ((c & mask) != res) { /* DRQ must be 1, BSY 0 */
Steven A. Falco4afbef92008-08-15 15:37:31 -04001790 printf ("ATAPI_ISSUE: Error (no IRQ) before sending ccb dev %d status 0x%02x\n",device,c);
wdenkc6097192002-11-03 00:24:07 +00001791 err=0xFF;
1792 goto AI_OUT;
1793 }
1794
1795 output_data_shorts (device, (unsigned short *)ccb,ccblen/2); /* write command block */
Wolfgang Denk53677ef2008-05-20 16:00:29 +02001796 /* ATAPI Command written wait for completition */
wdenkc6097192002-11-03 00:24:07 +00001797 udelay (5000); /* device must set bsy */
1798
1799 mask = ATA_STAT_DRQ|ATA_STAT_BUSY|ATA_STAT_ERR;
1800 /* if no data wait for DRQ = 0 BSY = 0
1801 * if data wait for DRQ = 1 BSY = 0 */
1802 res=0;
1803 if(buflen)
1804 res = ATA_STAT_DRQ;
1805 c = atapi_wait_mask(device,ATAPI_TIME_OUT,mask,res);
1806 if ((c & mask) != res ) {
1807 if (c & ATA_STAT_ERR) {
wdenk2262cfe2002-11-18 00:14:45 +00001808 err=(ide_inb(device,ATA_ERROR_REG))>>4;
wdenk1a344f22005-02-03 23:00:49 +00001809 debug ("atapi_issue 1 returned sense key %X status %02X\n",err,c);
wdenkc6097192002-11-03 00:24:07 +00001810 } else {
Steven A. Falco4afbef92008-08-15 15:37:31 -04001811 printf ("ATAPI_ISSUE: (no DRQ) after sending ccb (%x) status 0x%02x\n", ccb[0],c);
wdenkc6097192002-11-03 00:24:07 +00001812 err=0xFF;
1813 }
1814 goto AI_OUT;
1815 }
wdenk2262cfe2002-11-18 00:14:45 +00001816 n=ide_inb(device, ATA_CYL_HIGH);
wdenkc6097192002-11-03 00:24:07 +00001817 n<<=8;
wdenk2262cfe2002-11-18 00:14:45 +00001818 n+=ide_inb(device, ATA_CYL_LOW);
wdenkc6097192002-11-03 00:24:07 +00001819 if(n>buflen) {
1820 printf("ERROR, transfer bytes %d requested only %d\n",n,buflen);
1821 err=0xff;
1822 goto AI_OUT;
1823 }
1824 if((n==0)&&(buflen<0)) {
1825 printf("ERROR, transfer bytes %d requested %d\n",n,buflen);
1826 err=0xff;
1827 goto AI_OUT;
1828 }
1829 if(n!=buflen) {
wdenk1a344f22005-02-03 23:00:49 +00001830 debug ("WARNING, transfer bytes %d not equal with requested %d\n",n,buflen);
wdenkc6097192002-11-03 00:24:07 +00001831 }
1832 if(n!=0) { /* data transfer */
wdenk1a344f22005-02-03 23:00:49 +00001833 debug ("ATAPI_ISSUE: %d Bytes to transfer\n",n);
wdenkc6097192002-11-03 00:24:07 +00001834 /* we transfer shorts */
1835 n>>=1;
1836 /* ok now decide if it is an in or output */
wdenk2262cfe2002-11-18 00:14:45 +00001837 if ((ide_inb(device, ATA_SECT_CNT)&0x02)==0) {
wdenk1a344f22005-02-03 23:00:49 +00001838 debug ("Write to device\n");
wdenkc6097192002-11-03 00:24:07 +00001839 output_data_shorts(device,(unsigned short *)buffer,n);
1840 } else {
wdenk1a344f22005-02-03 23:00:49 +00001841 debug ("Read from device @ %p shorts %d\n",buffer,n);
wdenkc6097192002-11-03 00:24:07 +00001842 input_data_shorts(device,(unsigned short *)buffer,n);
1843 }
1844 }
1845 udelay(5000); /* seems that some CD ROMs need this... */
1846 mask = ATA_STAT_BUSY|ATA_STAT_ERR;
1847 res=0;
1848 c = atapi_wait_mask(device,ATAPI_TIME_OUT,mask,res);
1849 if ((c & ATA_STAT_ERR) == ATA_STAT_ERR) {
wdenk2262cfe2002-11-18 00:14:45 +00001850 err=(ide_inb(device,ATA_ERROR_REG) >> 4);
wdenk1a344f22005-02-03 23:00:49 +00001851 debug ("atapi_issue 2 returned sense key %X status %X\n",err,c);
wdenkc6097192002-11-03 00:24:07 +00001852 } else {
1853 err = 0;
1854 }
1855AI_OUT:
1856 ide_led (DEVICE_LED(device), 0); /* LED off */
1857 return (err);
1858}
1859
1860/*
1861 * sending the command to atapi_issue. If an status other than good
1862 * returns, an request_sense will be issued
1863 */
1864
Wolfgang Denk53677ef2008-05-20 16:00:29 +02001865#define ATAPI_DRIVE_NOT_READY 100
wdenkc6097192002-11-03 00:24:07 +00001866#define ATAPI_UNIT_ATTN 10
1867
1868unsigned char atapi_issue_autoreq (int device,
1869 unsigned char* ccb,
1870 int ccblen,
1871 unsigned char *buffer,
1872 int buflen)
1873{
1874 unsigned char sense_data[18],sense_ccb[12];
1875 unsigned char res,key,asc,ascq;
1876 int notready,unitattn;
1877
wdenkc7de8292002-11-19 11:04:11 +00001878#ifdef CONFIG_AMIGAONEG3SE
1879 char *s;
1880 unsigned int timeout, retrycnt;
1881
1882 s = getenv("ide_cd_timeout");
1883 timeout = s ? (simple_strtol(s, NULL, 10)*1000000)/5 : 0;
1884
1885 retrycnt = 0;
1886#endif
1887
wdenkc6097192002-11-03 00:24:07 +00001888 unitattn=ATAPI_UNIT_ATTN;
1889 notready=ATAPI_DRIVE_NOT_READY;
1890
1891retry:
1892 res= atapi_issue(device,ccb,ccblen,buffer,buflen);
1893 if (res==0)
1894 return (0); /* Ok */
1895
1896 if (res==0xFF)
1897 return (0xFF); /* error */
1898
wdenk1a344f22005-02-03 23:00:49 +00001899 debug ("(auto_req)atapi_issue returned sense key %X\n",res);
wdenkc6097192002-11-03 00:24:07 +00001900
1901 memset(sense_ccb,0,sizeof(sense_ccb));
1902 memset(sense_data,0,sizeof(sense_data));
1903 sense_ccb[0]=ATAPI_CMD_REQ_SENSE;
wdenkc7de8292002-11-19 11:04:11 +00001904 sense_ccb[4]=18; /* allocation Length */
wdenkc6097192002-11-03 00:24:07 +00001905
1906 res=atapi_issue(device,sense_ccb,12,sense_data,18);
1907 key=(sense_data[2]&0xF);
1908 asc=(sense_data[12]);
1909 ascq=(sense_data[13]);
1910
wdenk1a344f22005-02-03 23:00:49 +00001911 debug ("ATAPI_CMD_REQ_SENSE returned %x\n",res);
1912 debug (" Sense page: %02X key %02X ASC %02X ASCQ %02X\n",
wdenkc6097192002-11-03 00:24:07 +00001913 sense_data[0],
1914 key,
1915 asc,
1916 ascq);
1917
1918 if((key==0))
1919 return 0; /* ok device ready */
1920
1921 if((key==6)|| (asc==0x29) || (asc==0x28)) { /* Unit Attention */
1922 if(unitattn-->0) {
1923 udelay(200*1000);
1924 goto retry;
1925 }
1926 printf("Unit Attention, tried %d\n",ATAPI_UNIT_ATTN);
1927 goto error;
1928 }
1929 if((asc==0x4) && (ascq==0x1)) { /* not ready, but will be ready soon */
1930 if (notready-->0) {
1931 udelay(200*1000);
1932 goto retry;
1933 }
1934 printf("Drive not ready, tried %d times\n",ATAPI_DRIVE_NOT_READY);
1935 goto error;
1936 }
1937 if(asc==0x3a) {
wdenk1a344f22005-02-03 23:00:49 +00001938 debug ("Media not present\n");
wdenkc6097192002-11-03 00:24:07 +00001939 goto error;
1940 }
wdenkc7de8292002-11-19 11:04:11 +00001941
1942#ifdef CONFIG_AMIGAONEG3SE
1943 if ((sense_data[2]&0xF)==0x0B) {
wdenk1a344f22005-02-03 23:00:49 +00001944 debug ("ABORTED COMMAND...retry\n");
wdenkc7de8292002-11-19 11:04:11 +00001945 if (retrycnt++ < 4)
1946 goto retry;
1947 return (0xFF);
1948 }
1949
1950 if ((sense_data[2]&0xf) == 0x02 &&
1951 sense_data[12] == 0x04 &&
1952 sense_data[13] == 0x01 ) {
wdenk1a344f22005-02-03 23:00:49 +00001953 debug ("Waiting for unit to become active\n");
wdenkc7de8292002-11-19 11:04:11 +00001954 udelay(timeout);
1955 if (retrycnt++ < 4)
1956 goto retry;
1957 return 0xFF;
1958 }
1959#endif /* CONFIG_AMIGAONEG3SE */
1960
wdenkc6097192002-11-03 00:24:07 +00001961 printf ("ERROR: Unknown Sense key %02X ASC %02X ASCQ %02X\n",key,asc,ascq);
1962error:
wdenk1a344f22005-02-03 23:00:49 +00001963 debug ("ERROR Sense key %02X ASC %02X ASCQ %02X\n",key,asc,ascq);
wdenkc6097192002-11-03 00:24:07 +00001964 return (0xFF);
1965}
1966
1967
wdenkc6097192002-11-03 00:24:07 +00001968static void atapi_inquiry(block_dev_desc_t * dev_desc)
1969{
1970 unsigned char ccb[12]; /* Command descriptor block */
1971 unsigned char iobuf[64]; /* temp buf */
1972 unsigned char c;
1973 int device;
1974
1975 device=dev_desc->dev;
1976 dev_desc->type=DEV_TYPE_UNKNOWN; /* not yet valid */
1977 dev_desc->block_read=atapi_read;
1978
1979 memset(ccb,0,sizeof(ccb));
1980 memset(iobuf,0,sizeof(iobuf));
1981
1982 ccb[0]=ATAPI_CMD_INQUIRY;
1983 ccb[4]=40; /* allocation Legnth */
1984 c=atapi_issue_autoreq(device,ccb,12,(unsigned char *)iobuf,40);
1985
wdenk1a344f22005-02-03 23:00:49 +00001986 debug ("ATAPI_CMD_INQUIRY returned %x\n",c);
wdenkc6097192002-11-03 00:24:07 +00001987 if (c!=0)
1988 return;
1989
1990 /* copy device ident strings */
Jean-Christophe PLAGNIOL-VILLARD7a60ee72007-11-07 08:19:19 +01001991 ident_cpy((unsigned char*)dev_desc->vendor,&iobuf[8],8);
1992 ident_cpy((unsigned char*)dev_desc->product,&iobuf[16],16);
1993 ident_cpy((unsigned char*)dev_desc->revision,&iobuf[32],5);
wdenkc6097192002-11-03 00:24:07 +00001994
1995 dev_desc->lun=0;
1996 dev_desc->lba=0;
1997 dev_desc->blksz=0;
1998 dev_desc->type=iobuf[0] & 0x1f;
1999
2000 if ((iobuf[1]&0x80)==0x80)
2001 dev_desc->removable = 1;
2002 else
2003 dev_desc->removable = 0;
2004
2005 memset(ccb,0,sizeof(ccb));
2006 memset(iobuf,0,sizeof(iobuf));
2007 ccb[0]=ATAPI_CMD_START_STOP;
2008 ccb[4]=0x03; /* start */
2009
2010 c=atapi_issue_autoreq(device,ccb,12,(unsigned char *)iobuf,0);
2011
wdenk1a344f22005-02-03 23:00:49 +00002012 debug ("ATAPI_CMD_START_STOP returned %x\n",c);
wdenkc6097192002-11-03 00:24:07 +00002013 if (c!=0)
2014 return;
2015
2016 memset(ccb,0,sizeof(ccb));
2017 memset(iobuf,0,sizeof(iobuf));
2018 c=atapi_issue_autoreq(device,ccb,12,(unsigned char *)iobuf,0);
2019
wdenk1a344f22005-02-03 23:00:49 +00002020 debug ("ATAPI_CMD_UNIT_TEST_READY returned %x\n",c);
wdenkc6097192002-11-03 00:24:07 +00002021 if (c!=0)
2022 return;
2023
2024 memset(ccb,0,sizeof(ccb));
2025 memset(iobuf,0,sizeof(iobuf));
2026 ccb[0]=ATAPI_CMD_READ_CAP;
2027 c=atapi_issue_autoreq(device,ccb,12,(unsigned char *)iobuf,8);
wdenk1a344f22005-02-03 23:00:49 +00002028 debug ("ATAPI_CMD_READ_CAP returned %x\n",c);
wdenkc6097192002-11-03 00:24:07 +00002029 if (c!=0)
2030 return;
2031
wdenk1a344f22005-02-03 23:00:49 +00002032 debug ("Read Cap: LBA %02X%02X%02X%02X blksize %02X%02X%02X%02X\n",
wdenkc6097192002-11-03 00:24:07 +00002033 iobuf[0],iobuf[1],iobuf[2],iobuf[3],
2034 iobuf[4],iobuf[5],iobuf[6],iobuf[7]);
2035
2036 dev_desc->lba =((unsigned long)iobuf[0]<<24) +
2037 ((unsigned long)iobuf[1]<<16) +
2038 ((unsigned long)iobuf[2]<< 8) +
2039 ((unsigned long)iobuf[3]);
2040 dev_desc->blksz=((unsigned long)iobuf[4]<<24) +
2041 ((unsigned long)iobuf[5]<<16) +
2042 ((unsigned long)iobuf[6]<< 8) +
2043 ((unsigned long)iobuf[7]);
wdenk42dfe7a2004-03-14 22:25:36 +00002044#ifdef CONFIG_LBA48
wdenkc40b2952004-03-13 23:29:43 +00002045 dev_desc->lba48 = 0; /* ATAPI devices cannot use 48bit addressing (ATA/ATAPI v7) */
wdenk42dfe7a2004-03-14 22:25:36 +00002046#endif
wdenkc6097192002-11-03 00:24:07 +00002047 return;
2048}
2049
2050
2051/*
2052 * atapi_read:
2053 * we transfer only one block per command, since the multiple DRQ per
2054 * command is not yet implemented
2055 */
2056#define ATAPI_READ_MAX_BYTES 2048 /* we read max 2kbytes */
2057#define ATAPI_READ_BLOCK_SIZE 2048 /* assuming CD part */
2058#define ATAPI_READ_MAX_BLOCK ATAPI_READ_MAX_BYTES/ATAPI_READ_BLOCK_SIZE /* max blocks */
2059
Grant Likelyeb867a72007-02-20 09:05:45 +01002060ulong atapi_read (int device, lbaint_t blknr, ulong blkcnt, void *buffer)
wdenkc6097192002-11-03 00:24:07 +00002061{
2062 ulong n = 0;
2063 unsigned char ccb[12]; /* Command descriptor block */
2064 ulong cnt;
2065
wdenk1a344f22005-02-03 23:00:49 +00002066 debug ("atapi_read dev %d start %lX, blocks %lX buffer at %lX\n",
wdenkc6097192002-11-03 00:24:07 +00002067 device, blknr, blkcnt, (ulong)buffer);
2068
2069 do {
2070 if (blkcnt>ATAPI_READ_MAX_BLOCK) {
2071 cnt=ATAPI_READ_MAX_BLOCK;
2072 } else {
2073 cnt=blkcnt;
2074 }
2075 ccb[0]=ATAPI_CMD_READ_12;
2076 ccb[1]=0; /* reserved */
2077 ccb[2]=(unsigned char) (blknr>>24) & 0xFF; /* MSB Block */
2078 ccb[3]=(unsigned char) (blknr>>16) & 0xFF; /* */
2079 ccb[4]=(unsigned char) (blknr>> 8) & 0xFF;
2080 ccb[5]=(unsigned char) blknr & 0xFF; /* LSB Block */
2081 ccb[6]=(unsigned char) (cnt >>24) & 0xFF; /* MSB Block count */
2082 ccb[7]=(unsigned char) (cnt >>16) & 0xFF;
2083 ccb[8]=(unsigned char) (cnt >> 8) & 0xFF;
2084 ccb[9]=(unsigned char) cnt & 0xFF; /* LSB Block */
2085 ccb[10]=0; /* reserved */
2086 ccb[11]=0; /* reserved */
2087
2088 if (atapi_issue_autoreq(device,ccb,12,
2089 (unsigned char *)buffer,
2090 cnt*ATAPI_READ_BLOCK_SIZE) == 0xFF) {
2091 return (n);
2092 }
2093 n+=cnt;
2094 blkcnt-=cnt;
2095 blknr+=cnt;
Greg Lopp0b945042007-04-13 08:02:24 +02002096 buffer+=(cnt*ATAPI_READ_BLOCK_SIZE);
wdenkc6097192002-11-03 00:24:07 +00002097 } while (blkcnt > 0);
2098 return (n);
2099}
2100
2101/* ------------------------------------------------------------------------- */
2102
2103#endif /* CONFIG_ATAPI */
2104
wdenk0d498392003-07-01 21:06:45 +00002105U_BOOT_CMD(
2106 ide, 5, 1, do_ide,
Peter Tyser2fb26042009-01-27 18:03:12 -06002107 "IDE sub-system",
wdenk8bde7f72003-06-27 21:31:46 +00002108 "reset - reset IDE controller\n"
2109 "ide info - show available IDE devices\n"
2110 "ide device [dev] - show or set current device\n"
2111 "ide part [dev] - print partition table of one or all IDE devices\n"
2112 "ide read addr blk# cnt\n"
2113 "ide write addr blk# cnt - read/write `cnt'"
2114 " blocks starting at block `blk#'\n"
Wolfgang Denka89c33d2009-05-24 17:06:54 +02002115 " to/from memory address `addr'"
wdenk8bde7f72003-06-27 21:31:46 +00002116);
2117
wdenk0d498392003-07-01 21:06:45 +00002118U_BOOT_CMD(
2119 diskboot, 3, 1, do_diskboot,
Peter Tyser2fb26042009-01-27 18:03:12 -06002120 "boot from IDE device",
Wolfgang Denka89c33d2009-05-24 17:06:54 +02002121 "loadAddr dev:part"
wdenk8bde7f72003-06-27 21:31:46 +00002122);