xref: /openbmc/u-boot/disk/part.c (revision f670a154)
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 ((CONFIG_COMMANDS & CFG_CMD_IDE)	|| defined(CONFIG_CMD_IDE) || \
38      (CONFIG_COMMANDS & CFG_CMD_SCSI)	|| defined(CONFIG_CMD_SCSI) || \
39      (CONFIG_COMMANDS & CFG_CMD_USB)	|| 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 (CONFIG_COMMANDS & CFG_CMD_IDE) || defined(CONFIG_CMD_IDE)
50 	{ .name = "ide", .get_dev = ide_get_dev, },
51 #endif
52 #if (CONFIG_COMMANDS & CFG_CMD_SCSI) || defined(CONFIG_CMD_SCSI)
53 	{ .name = "scsi", .get_dev = scsi_get_dev, },
54 #endif
55 #if ((CONFIG_COMMANDS & CFG_CMD_USB) || 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 ((CONFIG_COMMANDS & CFG_CMD_IDE)	|| defined(CONFIG_CMD_IDE) || \
90      (CONFIG_COMMANDS & CFG_CMD_SCSI)	|| defined(CONFIG_CMD_SCSI) || \
91      (CONFIG_COMMANDS & CFG_CMD_USB)	|| 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	/* CFG_CMD_IDE || CFG_CMD_SCSI || CFG_CMD_USB || CONFIG_MMC */
178 
179 #if ((CONFIG_COMMANDS & CFG_CMD_IDE)	|| defined(CONFIG_CMD_IDE) || \
180      (CONFIG_COMMANDS & CFG_CMD_SCSI)	|| defined(CONFIG_CMD_SCSI) || \
181      (CONFIG_COMMANDS & CFG_CMD_USB)	|| defined(CONFIG_CMD_USB) || \
182      defined(CONFIG_MMC)		|| \
183      (defined(CONFIG_MMC) && defined(CONFIG_LPC2292)) || \
184      defined(CONFIG_SYSTEMACE)          )
185 
186 #if defined(CONFIG_MAC_PARTITION) || \
187     defined(CONFIG_DOS_PARTITION) || \
188     defined(CONFIG_ISO_PARTITION) || \
189     defined(CONFIG_AMIGA_PARTITION)
190 
191 void init_part (block_dev_desc_t * dev_desc)
192 {
193 #ifdef CONFIG_ISO_PARTITION
194 	if (test_part_iso(dev_desc) == 0) {
195 		dev_desc->part_type = PART_TYPE_ISO;
196 		return;
197 	}
198 #endif
199 
200 #ifdef CONFIG_MAC_PARTITION
201 	if (test_part_mac(dev_desc) == 0) {
202 		dev_desc->part_type = PART_TYPE_MAC;
203 		return;
204 	}
205 #endif
206 
207 #ifdef CONFIG_DOS_PARTITION
208 	if (test_part_dos(dev_desc) == 0) {
209 		dev_desc->part_type = PART_TYPE_DOS;
210 		return;
211 	}
212 #endif
213 
214 #ifdef CONFIG_AMIGA_PARTITION
215 	if (test_part_amiga(dev_desc) == 0) {
216 	    dev_desc->part_type = PART_TYPE_AMIGA;
217 	    return;
218 	}
219 #endif
220 }
221 
222 
223 int get_partition_info (block_dev_desc_t *dev_desc, int part
224 					, disk_partition_t *info)
225 {
226 		switch (dev_desc->part_type) {
227 #ifdef CONFIG_MAC_PARTITION
228 	case PART_TYPE_MAC:
229 		if (get_partition_info_mac(dev_desc,part,info) == 0) {
230 			PRINTF ("## Valid MAC partition found ##\n");
231 			return (0);
232 		}
233 		break;
234 #endif
235 
236 #ifdef CONFIG_DOS_PARTITION
237 	case PART_TYPE_DOS:
238 		if (get_partition_info_dos(dev_desc,part,info) == 0) {
239 			PRINTF ("## Valid DOS partition found ##\n");
240 			return (0);
241 		}
242 		break;
243 #endif
244 
245 #ifdef CONFIG_ISO_PARTITION
246 	case PART_TYPE_ISO:
247 		if (get_partition_info_iso(dev_desc,part,info) == 0) {
248 			PRINTF ("## Valid ISO boot partition found ##\n");
249 			return (0);
250 		}
251 		break;
252 #endif
253 
254 #ifdef CONFIG_AMIGA_PARTITION
255 	case PART_TYPE_AMIGA:
256 	    if (get_partition_info_amiga(dev_desc, part, info) == 0)
257 	    {
258 		PRINTF ("## Valid Amiga partition found ##\n");
259 		return (0);
260 	    }
261 	    break;
262 #endif
263 	default:
264 		break;
265 	}
266 	return (-1);
267 }
268 
269 static void print_part_header (const char *type, block_dev_desc_t * dev_desc)
270 {
271 	puts ("\nPartition Map for ");
272 	switch (dev_desc->if_type) {
273 		case IF_TYPE_IDE:  	puts ("IDE");
274 					break;
275 		case IF_TYPE_SCSI: 	puts ("SCSI");
276 					break;
277 		case IF_TYPE_ATAPI:	puts ("ATAPI");
278 					break;
279 		case IF_TYPE_USB:	puts ("USB");
280 					break;
281 		case IF_TYPE_DOC:	puts ("DOC");
282 					break;
283 		default: 		puts ("UNKNOWN");
284 					break;
285 	}
286 	printf (" device %d  --   Partition Type: %s\n\n",
287 			dev_desc->dev, type);
288 }
289 
290 void print_part (block_dev_desc_t * dev_desc)
291 {
292 
293 		switch (dev_desc->part_type) {
294 #ifdef CONFIG_MAC_PARTITION
295 	case PART_TYPE_MAC:
296 		PRINTF ("## Testing for valid MAC partition ##\n");
297 		print_part_header ("MAC", dev_desc);
298 		print_part_mac (dev_desc);
299 		return;
300 #endif
301 #ifdef CONFIG_DOS_PARTITION
302 	case PART_TYPE_DOS:
303 		PRINTF ("## Testing for valid DOS partition ##\n");
304 		print_part_header ("DOS", dev_desc);
305 		print_part_dos (dev_desc);
306 		return;
307 #endif
308 
309 #ifdef CONFIG_ISO_PARTITION
310 	case PART_TYPE_ISO:
311 		PRINTF ("## Testing for valid ISO Boot partition ##\n");
312 		print_part_header ("ISO", dev_desc);
313 		print_part_iso (dev_desc);
314 		return;
315 #endif
316 
317 #ifdef CONFIG_AMIGA_PARTITION
318 	case PART_TYPE_AMIGA:
319 	    PRINTF ("## Testing for a valid Amiga partition ##\n");
320 	    print_part_header ("AMIGA", dev_desc);
321 	    print_part_amiga (dev_desc);
322 	    return;
323 #endif
324 	}
325 	puts ("## Unknown partition table\n");
326 }
327 
328 
329 #else	/* neither MAC nor DOS nor ISO partition configured */
330 # error neither CONFIG_MAC_PARTITION nor CONFIG_DOS_PARTITION
331 # error nor CONFIG_ISO_PARTITION configured!
332 #endif
333 
334 #endif	/* (CONFIG_COMMANDS & CFG_CMD_IDE) || CONFIG_COMMANDS & CFG_CMD_SCSI) */
335