xref: /openbmc/u-boot/disk/part.c (revision a3f3897b)
1 /*
2  * (C) Copyright 2001
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 #include <common.h>
25 #include <command.h>
26 #include <ide.h>
27 #include <part.h>
28 
29 #undef	PART_DEBUG
30 
31 #ifdef	PART_DEBUG
32 #define	PRINTF(fmt,args...)	printf (fmt ,##args)
33 #else
34 #define PRINTF(fmt,args...)
35 #endif
36 
37 #if (defined(CONFIG_CMD_IDE) || \
38      defined(CONFIG_CMD_MG_DISK) || \
39      defined(CONFIG_CMD_SATA) || \
40      defined(CONFIG_CMD_SCSI) || \
41      defined(CONFIG_CMD_USB) || \
42      defined(CONFIG_MMC) || \
43      defined(CONFIG_SYSTEMACE) )
44 
45 struct block_drvr {
46 	char *name;
47 	block_dev_desc_t* (*get_dev)(int dev);
48 };
49 
50 static const struct block_drvr block_drvr[] = {
51 #if defined(CONFIG_CMD_IDE)
52 	{ .name = "ide", .get_dev = ide_get_dev, },
53 #endif
54 #if defined(CONFIG_CMD_SATA)
55 	{.name = "sata", .get_dev = sata_get_dev, },
56 #endif
57 #if defined(CONFIG_CMD_SCSI)
58 	{ .name = "scsi", .get_dev = scsi_get_dev, },
59 #endif
60 #if defined(CONFIG_CMD_USB) && defined(CONFIG_USB_STORAGE)
61 	{ .name = "usb", .get_dev = usb_stor_get_dev, },
62 #endif
63 #if defined(CONFIG_MMC)
64 	{ .name = "mmc", .get_dev = mmc_get_dev, },
65 #endif
66 #if defined(CONFIG_SYSTEMACE)
67 	{ .name = "ace", .get_dev = systemace_get_dev, },
68 #endif
69 #if defined(CONFIG_CMD_MG_DISK)
70 	{ .name = "mgd", .get_dev = mg_disk_get_dev, },
71 #endif
72 	{ },
73 };
74 
75 DECLARE_GLOBAL_DATA_PTR;
76 
77 block_dev_desc_t *get_dev(char* ifname, int dev)
78 {
79 	const struct block_drvr *drvr = block_drvr;
80 	block_dev_desc_t* (*reloc_get_dev)(int dev);
81 
82 	while (drvr->name) {
83 		reloc_get_dev = drvr->get_dev;
84 #ifndef CONFIG_RELOC_FIXUP_WORKS
85 		reloc_get_dev += gd->reloc_off;
86 #endif
87 		if (strncmp(ifname, drvr->name, strlen(drvr->name)) == 0)
88 			return reloc_get_dev(dev);
89 		drvr++;
90 	}
91 	return NULL;
92 }
93 #else
94 block_dev_desc_t *get_dev(char* ifname, int dev)
95 {
96 	return NULL;
97 }
98 #endif
99 
100 #if (defined(CONFIG_CMD_IDE) || \
101      defined(CONFIG_CMD_MG_DISK) || \
102      defined(CONFIG_CMD_SATA) || \
103      defined(CONFIG_CMD_SCSI) || \
104      defined(CONFIG_CMD_USB) || \
105      defined(CONFIG_MMC) || \
106      defined(CONFIG_SYSTEMACE) )
107 
108 /* ------------------------------------------------------------------------- */
109 /*
110  * reports device info to the user
111  */
112 void dev_print (block_dev_desc_t *dev_desc)
113 {
114 #ifdef CONFIG_LBA48
115 	uint64_t lba512; /* number of blocks if 512bytes block size */
116 #else
117 	lbaint_t lba512;
118 #endif
119 
120 	if (dev_desc->type == DEV_TYPE_UNKNOWN) {
121 		puts ("not available\n");
122 		return;
123 	}
124 
125 	switch (dev_desc->if_type) {
126 	case IF_TYPE_SCSI:
127 		printf ("(%d:%d) Vendor: %s Prod.: %s Rev: %s\n",
128 			dev_desc->target,dev_desc->lun,
129 			dev_desc->vendor,
130 			dev_desc->product,
131 			dev_desc->revision);
132 		break;
133 	case IF_TYPE_ATAPI:
134 	case IF_TYPE_IDE:
135 	case IF_TYPE_SATA:
136 		printf ("Model: %s Firm: %s Ser#: %s\n",
137 			dev_desc->vendor,
138 			dev_desc->revision,
139 			dev_desc->product);
140 		break;
141 	case IF_TYPE_SD:
142 	case IF_TYPE_MMC:
143 	case IF_TYPE_USB:
144 		printf ("Vendor: %s Rev: %s Prod: %s\n",
145 			dev_desc->vendor,
146 			dev_desc->revision,
147 			dev_desc->product);
148 		break;
149 	case IF_TYPE_DOC:
150 		puts("device type DOC\n");
151 		return;
152 	case IF_TYPE_UNKNOWN:
153 		puts("device type unknown\n");
154 		return;
155 	default:
156 		printf("Unhandled device type: %i\n", dev_desc->if_type);
157 		return;
158 	}
159 	puts ("            Type: ");
160 	if (dev_desc->removable)
161 		puts ("Removable ");
162 	switch (dev_desc->type & 0x1F) {
163 	case DEV_TYPE_HARDDISK:
164 		puts ("Hard Disk");
165 		break;
166 	case DEV_TYPE_CDROM:
167 		puts ("CD ROM");
168 		break;
169 	case DEV_TYPE_OPDISK:
170 		puts ("Optical Device");
171 		break;
172 	case DEV_TYPE_TAPE:
173 		puts ("Tape");
174 		break;
175 	default:
176 		printf ("# %02X #", dev_desc->type & 0x1F);
177 		break;
178 	}
179 	puts ("\n");
180 	if ((dev_desc->lba * dev_desc->blksz)>0L) {
181 		ulong mb, mb_quot, mb_rem, gb, gb_quot, gb_rem;
182 		lbaint_t lba;
183 
184 		lba = dev_desc->lba;
185 
186 		lba512 = (lba * (dev_desc->blksz/512));
187 		mb = (10 * lba512) / 2048;	/* 2048 = (1024 * 1024) / 512 MB */
188 		/* round to 1 digit */
189 		mb_quot	= mb / 10;
190 		mb_rem	= mb - (10 * mb_quot);
191 
192 		gb = mb / 1024;
193 		gb_quot	= gb / 10;
194 		gb_rem	= gb - (10 * gb_quot);
195 #ifdef CONFIG_LBA48
196 		if (dev_desc->lba48)
197 			printf ("            Supports 48-bit addressing\n");
198 #endif
199 #if defined(CONFIG_SYS_64BIT_LBA)
200 		printf ("            Capacity: %ld.%ld MB = %ld.%ld GB (%Ld x %ld)\n",
201 			mb_quot, mb_rem,
202 			gb_quot, gb_rem,
203 			lba,
204 			dev_desc->blksz);
205 #else
206 		printf ("            Capacity: %ld.%ld MB = %ld.%ld GB (%ld x %ld)\n",
207 			mb_quot, mb_rem,
208 			gb_quot, gb_rem,
209 			(ulong)lba,
210 			dev_desc->blksz);
211 #endif
212 	} else {
213 		puts ("            Capacity: not available\n");
214 	}
215 }
216 #endif
217 
218 #if (defined(CONFIG_CMD_IDE) || \
219      defined(CONFIG_CMD_MG_DISK) || \
220      defined(CONFIG_CMD_SATA) || \
221      defined(CONFIG_CMD_SCSI) || \
222      defined(CONFIG_CMD_USB) || \
223      defined(CONFIG_MMC)		|| \
224      defined(CONFIG_SYSTEMACE) )
225 
226 #if defined(CONFIG_MAC_PARTITION) || \
227     defined(CONFIG_DOS_PARTITION) || \
228     defined(CONFIG_ISO_PARTITION) || \
229     defined(CONFIG_AMIGA_PARTITION) || \
230     defined(CONFIG_EFI_PARTITION)
231 
232 void init_part (block_dev_desc_t * dev_desc)
233 {
234 #ifdef CONFIG_ISO_PARTITION
235 	if (test_part_iso(dev_desc) == 0) {
236 		dev_desc->part_type = PART_TYPE_ISO;
237 		return;
238 	}
239 #endif
240 
241 #ifdef CONFIG_MAC_PARTITION
242 	if (test_part_mac(dev_desc) == 0) {
243 		dev_desc->part_type = PART_TYPE_MAC;
244 		return;
245 	}
246 #endif
247 
248 /* must be placed before DOS partition detection */
249 #ifdef CONFIG_EFI_PARTITION
250 	if (test_part_efi(dev_desc) == 0) {
251 		dev_desc->part_type = PART_TYPE_EFI;
252 		return;
253 	}
254 #endif
255 
256 #ifdef CONFIG_DOS_PARTITION
257 	if (test_part_dos(dev_desc) == 0) {
258 		dev_desc->part_type = PART_TYPE_DOS;
259 		return;
260 	}
261 #endif
262 
263 #ifdef CONFIG_AMIGA_PARTITION
264 	if (test_part_amiga(dev_desc) == 0) {
265 	    dev_desc->part_type = PART_TYPE_AMIGA;
266 	    return;
267 	}
268 #endif
269 }
270 
271 
272 int get_partition_info (block_dev_desc_t *dev_desc, int part
273 					, disk_partition_t *info)
274 {
275 	switch (dev_desc->part_type) {
276 #ifdef CONFIG_MAC_PARTITION
277 	case PART_TYPE_MAC:
278 		if (get_partition_info_mac(dev_desc,part,info) == 0) {
279 			PRINTF ("## Valid MAC partition found ##\n");
280 			return (0);
281 		}
282 		break;
283 #endif
284 
285 #ifdef CONFIG_DOS_PARTITION
286 	case PART_TYPE_DOS:
287 		if (get_partition_info_dos(dev_desc,part,info) == 0) {
288 			PRINTF ("## Valid DOS partition found ##\n");
289 			return (0);
290 		}
291 		break;
292 #endif
293 
294 #ifdef CONFIG_ISO_PARTITION
295 	case PART_TYPE_ISO:
296 		if (get_partition_info_iso(dev_desc,part,info) == 0) {
297 			PRINTF ("## Valid ISO boot partition found ##\n");
298 			return (0);
299 		}
300 		break;
301 #endif
302 
303 #ifdef CONFIG_AMIGA_PARTITION
304 	case PART_TYPE_AMIGA:
305 	    if (get_partition_info_amiga(dev_desc, part, info) == 0)
306 	    {
307 		PRINTF ("## Valid Amiga partition found ##\n");
308 		return (0);
309 	    }
310 	    break;
311 #endif
312 
313 #ifdef CONFIG_EFI_PARTITION
314 	case PART_TYPE_EFI:
315 		if (get_partition_info_efi(dev_desc,part,info) == 0) {
316 			PRINTF ("## Valid EFI partition found ##\n");
317 			return (0);
318 		}
319 		break;
320 #endif
321 	default:
322 		break;
323 	}
324 	return (-1);
325 }
326 
327 static void print_part_header (const char *type, block_dev_desc_t * dev_desc)
328 {
329 	puts ("\nPartition Map for ");
330 	switch (dev_desc->if_type) {
331 	case IF_TYPE_IDE:
332 		puts ("IDE");
333 		break;
334 	case IF_TYPE_SATA:
335 		puts ("SATA");
336 		break;
337 	case IF_TYPE_SCSI:
338 		puts ("SCSI");
339 		break;
340 	case IF_TYPE_ATAPI:
341 		puts ("ATAPI");
342 		break;
343 	case IF_TYPE_USB:
344 		puts ("USB");
345 		break;
346 	case IF_TYPE_DOC:
347 		puts ("DOC");
348 		break;
349 	default:
350 		puts ("UNKNOWN");
351 		break;
352 	}
353 	printf (" device %d  --   Partition Type: %s\n\n",
354 			dev_desc->dev, type);
355 }
356 
357 void print_part (block_dev_desc_t * dev_desc)
358 {
359 
360 		switch (dev_desc->part_type) {
361 #ifdef CONFIG_MAC_PARTITION
362 	case PART_TYPE_MAC:
363 		PRINTF ("## Testing for valid MAC partition ##\n");
364 		print_part_header ("MAC", dev_desc);
365 		print_part_mac (dev_desc);
366 		return;
367 #endif
368 #ifdef CONFIG_DOS_PARTITION
369 	case PART_TYPE_DOS:
370 		PRINTF ("## Testing for valid DOS partition ##\n");
371 		print_part_header ("DOS", dev_desc);
372 		print_part_dos (dev_desc);
373 		return;
374 #endif
375 
376 #ifdef CONFIG_ISO_PARTITION
377 	case PART_TYPE_ISO:
378 		PRINTF ("## Testing for valid ISO Boot partition ##\n");
379 		print_part_header ("ISO", dev_desc);
380 		print_part_iso (dev_desc);
381 		return;
382 #endif
383 
384 #ifdef CONFIG_AMIGA_PARTITION
385 	case PART_TYPE_AMIGA:
386 	    PRINTF ("## Testing for a valid Amiga partition ##\n");
387 	    print_part_header ("AMIGA", dev_desc);
388 	    print_part_amiga (dev_desc);
389 	    return;
390 #endif
391 
392 #ifdef CONFIG_EFI_PARTITION
393 	case PART_TYPE_EFI:
394 		PRINTF ("## Testing for valid EFI partition ##\n");
395 		print_part_header ("EFI", dev_desc);
396 		print_part_efi (dev_desc);
397 		return;
398 #endif
399 	}
400 	puts ("## Unknown partition table\n");
401 }
402 
403 
404 #else	/* neither MAC nor DOS nor ISO nor AMIGA nor EFI partition configured */
405 # error neither CONFIG_MAC_PARTITION nor CONFIG_DOS_PARTITION
406 # error nor CONFIG_ISO_PARTITION nor CONFIG_AMIGA_PARTITION
407 # error nor CONFIG_EFI_PARTITION configured!
408 #endif
409 
410 #endif
411