xref: /openbmc/u-boot/disk/part.c (revision 375c2c9e)
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_SCSI) || \
39      defined(CONFIG_CMD_USB) || \
40      defined(CONFIG_MMC) || \
41      defined(CONFIG_SYSTEMACE) )
42 
43 struct block_drvr {
44 	char *name;
45 	block_dev_desc_t* (*get_dev)(int dev);
46 };
47 
48 static const struct block_drvr block_drvr[] = {
49 #if defined(CONFIG_CMD_IDE)
50 	{ .name = "ide", .get_dev = ide_get_dev, },
51 #endif
52 #if defined(CONFIG_CMD_SCSI)
53 	{ .name = "scsi", .get_dev = scsi_get_dev, },
54 #endif
55 #if defined(CONFIG_CMD_USB) && defined(CONFIG_USB_STORAGE)
56 	{ .name = "usb", .get_dev = usb_stor_get_dev, },
57 #endif
58 #if defined(CONFIG_MMC)
59 	{ .name = "mmc", .get_dev = mmc_get_dev, },
60 #endif
61 #if defined(CONFIG_SYSTEMACE)
62 	{ .name = "ace", .get_dev = systemace_get_dev, },
63 #endif
64 	{ },
65 };
66 
67 DECLARE_GLOBAL_DATA_PTR;
68 
69 block_dev_desc_t *get_dev(char* ifname, int dev)
70 {
71 	const struct block_drvr *drvr = block_drvr;
72 	block_dev_desc_t* (*reloc_get_dev)(int dev);
73 
74 	while (drvr->name) {
75 		reloc_get_dev = drvr->get_dev + gd->reloc_off;
76 		if (strncmp(ifname, drvr->name, strlen(drvr->name)) == 0)
77 			return reloc_get_dev(dev);
78 		drvr++;
79 	}
80 	return NULL;
81 }
82 #else
83 block_dev_desc_t *get_dev(char* ifname, int dev)
84 {
85 	return NULL;
86 }
87 #endif
88 
89 #if (defined(CONFIG_CMD_IDE) || \
90      defined(CONFIG_CMD_SCSI) || \
91      defined(CONFIG_CMD_USB) || \
92      defined(CONFIG_MMC) || \
93      defined(CONFIG_SYSTEMACE) )
94 
95 /* ------------------------------------------------------------------------- */
96 /*
97  * reports device info to the user
98  */
99 void dev_print (block_dev_desc_t *dev_desc)
100 {
101 #ifdef CONFIG_LBA48
102 	uint64_t lba512; /* number of blocks if 512bytes block size */
103 #else
104 	lbaint_t lba512;
105 #endif
106 
107 	if (dev_desc->type==DEV_TYPE_UNKNOWN) {
108 		puts ("not available\n");
109 		return;
110 	}
111 	if (dev_desc->if_type==IF_TYPE_SCSI)  {
112 		printf ("(%d:%d) ", dev_desc->target,dev_desc->lun);
113 	}
114 	if (dev_desc->if_type==IF_TYPE_IDE) {
115 		printf ("Model: %s Firm: %s Ser#: %s\n",
116 			dev_desc->vendor,
117 			dev_desc->revision,
118 			dev_desc->product);
119 	} else {
120 		printf ("Vendor: %s Prod.: %s Rev: %s\n",
121 			dev_desc->vendor,
122 			dev_desc->product,
123 			dev_desc->revision);
124 	}
125 	puts ("            Type: ");
126 	if (dev_desc->removable)
127 		puts ("Removable ");
128 	switch (dev_desc->type & 0x1F) {
129 		case DEV_TYPE_HARDDISK: puts ("Hard Disk");
130 					break;
131 		case DEV_TYPE_CDROM: 	puts ("CD ROM");
132 					break;
133 		case DEV_TYPE_OPDISK: 	puts ("Optical Device");
134 					break;
135 		case DEV_TYPE_TAPE: 	puts ("Tape");
136 					break;
137 		default:		printf ("# %02X #", dev_desc->type & 0x1F);
138 					break;
139 	}
140 	puts ("\n");
141 	if ((dev_desc->lba * dev_desc->blksz)>0L) {
142 		ulong mb, mb_quot, mb_rem, gb, gb_quot, gb_rem;
143 		lbaint_t lba;
144 
145 		lba = dev_desc->lba;
146 
147 		lba512 = (lba * (dev_desc->blksz/512));
148 		mb = (10 * lba512) / 2048;	/* 2048 = (1024 * 1024) / 512 MB */
149 		/* round to 1 digit */
150 		mb_quot	= mb / 10;
151 		mb_rem	= mb - (10 * mb_quot);
152 
153 		gb = mb / 1024;
154 		gb_quot	= gb / 10;
155 		gb_rem	= gb - (10 * gb_quot);
156 #ifdef CONFIG_LBA48
157 		if (dev_desc->lba48)
158 			printf ("            Supports 48-bit addressing\n");
159 #endif
160 #if defined(CFG_64BIT_LBA) && defined(CFG_64BIT_VSPRINTF)
161 		printf ("            Capacity: %ld.%ld MB = %ld.%ld GB (%qd x %ld)\n",
162 			mb_quot, mb_rem,
163 			gb_quot, gb_rem,
164 			lba,
165 			dev_desc->blksz);
166 #else
167 		printf ("            Capacity: %ld.%ld MB = %ld.%ld GB (%ld x %ld)\n",
168 			mb_quot, mb_rem,
169 			gb_quot, gb_rem,
170 			(ulong)lba,
171 			dev_desc->blksz);
172 #endif
173 	} else {
174 		puts ("            Capacity: not available\n");
175 	}
176 }
177 #endif
178 
179 #if (defined(CONFIG_CMD_IDE) || \
180      defined(CONFIG_CMD_SCSI) || \
181      defined(CONFIG_CMD_USB) || \
182      defined(CONFIG_MMC)		|| \
183      defined(CONFIG_SYSTEMACE)          )
184 
185 #if defined(CONFIG_MAC_PARTITION) || \
186     defined(CONFIG_DOS_PARTITION) || \
187     defined(CONFIG_ISO_PARTITION) || \
188     defined(CONFIG_AMIGA_PARTITION)
189 
190 void init_part (block_dev_desc_t * dev_desc)
191 {
192 #ifdef CONFIG_ISO_PARTITION
193 	if (test_part_iso(dev_desc) == 0) {
194 		dev_desc->part_type = PART_TYPE_ISO;
195 		return;
196 	}
197 #endif
198 
199 #ifdef CONFIG_MAC_PARTITION
200 	if (test_part_mac(dev_desc) == 0) {
201 		dev_desc->part_type = PART_TYPE_MAC;
202 		return;
203 	}
204 #endif
205 
206 #ifdef CONFIG_DOS_PARTITION
207 	if (test_part_dos(dev_desc) == 0) {
208 		dev_desc->part_type = PART_TYPE_DOS;
209 		return;
210 	}
211 #endif
212 
213 #ifdef CONFIG_AMIGA_PARTITION
214 	if (test_part_amiga(dev_desc) == 0) {
215 	    dev_desc->part_type = PART_TYPE_AMIGA;
216 	    return;
217 	}
218 #endif
219 }
220 
221 
222 int get_partition_info (block_dev_desc_t *dev_desc, int part
223 					, disk_partition_t *info)
224 {
225 	switch (dev_desc->part_type) {
226 #ifdef CONFIG_MAC_PARTITION
227 	case PART_TYPE_MAC:
228 		if (get_partition_info_mac(dev_desc,part,info) == 0) {
229 			PRINTF ("## Valid MAC partition found ##\n");
230 			return (0);
231 		}
232 		break;
233 #endif
234 
235 #ifdef CONFIG_DOS_PARTITION
236 	case PART_TYPE_DOS:
237 		if (get_partition_info_dos(dev_desc,part,info) == 0) {
238 			PRINTF ("## Valid DOS partition found ##\n");
239 			return (0);
240 		}
241 		break;
242 #endif
243 
244 #ifdef CONFIG_ISO_PARTITION
245 	case PART_TYPE_ISO:
246 		if (get_partition_info_iso(dev_desc,part,info) == 0) {
247 			PRINTF ("## Valid ISO boot partition found ##\n");
248 			return (0);
249 		}
250 		break;
251 #endif
252 
253 #ifdef CONFIG_AMIGA_PARTITION
254 	case PART_TYPE_AMIGA:
255 	    if (get_partition_info_amiga(dev_desc, part, info) == 0)
256 	    {
257 		PRINTF ("## Valid Amiga partition found ##\n");
258 		return (0);
259 	    }
260 	    break;
261 #endif
262 	default:
263 		break;
264 	}
265 	return (-1);
266 }
267 
268 static void print_part_header (const char *type, block_dev_desc_t * dev_desc)
269 {
270 	puts ("\nPartition Map for ");
271 	switch (dev_desc->if_type) {
272 		case IF_TYPE_IDE:  	puts ("IDE");
273 					break;
274 		case IF_TYPE_SCSI: 	puts ("SCSI");
275 					break;
276 		case IF_TYPE_ATAPI:	puts ("ATAPI");
277 					break;
278 		case IF_TYPE_USB:	puts ("USB");
279 					break;
280 		case IF_TYPE_DOC:	puts ("DOC");
281 					break;
282 		default: 		puts ("UNKNOWN");
283 					break;
284 	}
285 	printf (" device %d  --   Partition Type: %s\n\n",
286 			dev_desc->dev, type);
287 }
288 
289 void print_part (block_dev_desc_t * dev_desc)
290 {
291 
292 		switch (dev_desc->part_type) {
293 #ifdef CONFIG_MAC_PARTITION
294 	case PART_TYPE_MAC:
295 		PRINTF ("## Testing for valid MAC partition ##\n");
296 		print_part_header ("MAC", dev_desc);
297 		print_part_mac (dev_desc);
298 		return;
299 #endif
300 #ifdef CONFIG_DOS_PARTITION
301 	case PART_TYPE_DOS:
302 		PRINTF ("## Testing for valid DOS partition ##\n");
303 		print_part_header ("DOS", dev_desc);
304 		print_part_dos (dev_desc);
305 		return;
306 #endif
307 
308 #ifdef CONFIG_ISO_PARTITION
309 	case PART_TYPE_ISO:
310 		PRINTF ("## Testing for valid ISO Boot partition ##\n");
311 		print_part_header ("ISO", dev_desc);
312 		print_part_iso (dev_desc);
313 		return;
314 #endif
315 
316 #ifdef CONFIG_AMIGA_PARTITION
317 	case PART_TYPE_AMIGA:
318 	    PRINTF ("## Testing for a valid Amiga partition ##\n");
319 	    print_part_header ("AMIGA", dev_desc);
320 	    print_part_amiga (dev_desc);
321 	    return;
322 #endif
323 	}
324 	puts ("## Unknown partition table\n");
325 }
326 
327 
328 #else	/* neither MAC nor DOS nor ISO partition configured */
329 # error neither CONFIG_MAC_PARTITION nor CONFIG_DOS_PARTITION
330 # error nor CONFIG_ISO_PARTITION configured!
331 #endif
332 
333 #endif
334