xref: /openbmc/u-boot/disk/part.c (revision 66fd3d1c)
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 <cmd_disk.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) || (CONFIG_COMMANDS & CFG_CMD_SCSI)
38 
39 /* ------------------------------------------------------------------------- */
40 /*
41  * reports device info to the user
42  */
43 void dev_print (block_dev_desc_t *dev_desc)
44 {
45 	ulong lba512; /* number of blocks if 512bytes block size */
46 
47 	if (dev_desc->type==DEV_TYPE_UNKNOWN) {
48 		puts ("not available\n");
49 		return;
50 	}
51 	if (dev_desc->if_type==IF_TYPE_SCSI)  {
52 		printf ("(%d:%d) ", dev_desc->target,dev_desc->lun);
53 	}
54 	if (dev_desc->if_type==IF_TYPE_IDE) {
55 		printf ("Model: %s Firm: %s Ser#: %s\n",
56 			dev_desc->vendor,
57 			dev_desc->revision,
58 			dev_desc->product);
59 	} else {
60 		printf ("Vendor: %s Prod.: %s Rev: %s\n",
61 			dev_desc->vendor,
62 			dev_desc->product,
63 			dev_desc->revision);
64 	}
65 	puts ("            Type: ");
66 	if (dev_desc->removable)
67 		puts ("Removable ");
68 	switch (dev_desc->type & 0x1F) {
69 		case DEV_TYPE_HARDDISK: puts ("Hard Disk");
70 					break;
71 		case DEV_TYPE_CDROM: 	puts ("CD ROM");
72 					break;
73 		case DEV_TYPE_OPDISK: 	puts ("Optical Device");
74 					break;
75 		case DEV_TYPE_TAPE: 	puts ("Tape");
76 					break;
77 		default:		printf ("# %02X #", dev_desc->type & 0x1F);
78 					break;
79 	}
80 	puts ("\n");
81 	if ((dev_desc->lba * dev_desc->blksz)>0L) {
82 		ulong mb, mb_quot, mb_rem, gb, gb_quot, gb_rem;
83 
84 		lba512 = (dev_desc->lba * (dev_desc->blksz/512));
85 
86 		mb = (10 * lba512) / 2048;	/* 2048 = (1024 * 1024) / 512 MB */
87 		/* round to 1 digit */
88 		mb_quot	= mb / 10;
89 		mb_rem	= mb - (10 * mb_quot);
90 
91 		gb = mb / 1024;
92 		gb_quot	= gb / 10;
93 		gb_rem	= gb - (10 * gb_quot);
94 
95 		printf ("            Capacity: %ld.%ld MB = %ld.%ld GB (%ld x %ld)\n",
96 			mb_quot, mb_rem,
97 			gb_quot, gb_rem,
98 			dev_desc->lba,
99 			dev_desc->blksz);
100 	} else {
101 		puts ("            Capacity: not available\n");
102 	}
103 }
104 
105 
106 
107 #if defined(CONFIG_MAC_PARTITION) || \
108     defined(CONFIG_DOS_PARTITION) || \
109     defined(CONFIG_ISO_PARTITION) || \
110     defined(CONFIG_AMIGA_PARTITION)
111 
112 void init_part (block_dev_desc_t * dev_desc)
113 {
114 #ifdef CONFIG_ISO_PARTITION
115 	if (test_part_iso(dev_desc) == 0) {
116 		dev_desc->part_type = PART_TYPE_ISO;
117 		return;
118 	}
119 #endif
120 
121 #ifdef CONFIG_MAC_PARTITION
122 	if (test_part_mac(dev_desc) == 0) {
123 		dev_desc->part_type = PART_TYPE_MAC;
124 		return;
125 	}
126 #endif
127 
128 #ifdef CONFIG_DOS_PARTITION
129 	if (test_part_dos(dev_desc) == 0) {
130 		dev_desc->part_type = PART_TYPE_DOS;
131 		return;
132 	}
133 #endif
134 
135 #ifdef CONFIG_AMIGA_PARTITION
136 	if (test_part_amiga(dev_desc) == 0) {
137 	    dev_desc->part_type = PART_TYPE_AMIGA;
138 	    return;
139 	}
140 #endif
141 }
142 
143 
144 int get_partition_info (block_dev_desc_t *dev_desc, int part, disk_partition_t *info)
145 {
146 		switch (dev_desc->part_type) {
147 #ifdef CONFIG_MAC_PARTITION
148 	case PART_TYPE_MAC:
149 		if (get_partition_info_mac(dev_desc,part,info) == 0) {
150 			PRINTF ("## Valid MAC partition found ##\n");
151 			return (0);
152 		}
153 		break;
154 #endif
155 
156 #ifdef CONFIG_DOS_PARTITION
157 	case PART_TYPE_DOS:
158 		if (get_partition_info_dos(dev_desc,part,info) == 0) {
159 			PRINTF ("## Valid DOS partition found ##\n");
160 			return (0);
161 		}
162 		break;
163 #endif
164 
165 #ifdef CONFIG_ISO_PARTITION
166 	case PART_TYPE_ISO:
167 		if (get_partition_info_iso(dev_desc,part,info) == 0) {
168 			PRINTF ("## Valid ISO boot partition found ##\n");
169 			return (0);
170 		}
171 		break;
172 #endif
173 
174 #ifdef CONFIG_AMIGA_PARTITION
175 	case PART_TYPE_AMIGA:
176 	    if (get_partition_info_amiga(dev_desc, part, info) == 0)
177 	    {
178 		PRINTF ("## Valid Amiga partition found ##\n");
179 		return (0);
180 	    }
181 	    break;
182 #endif
183 	default:
184 		break;
185 	}
186 	return (-1);
187 }
188 
189 static void print_part_header (const char *type, block_dev_desc_t * dev_desc)
190 {
191 	puts ("\nPartition Map for ");
192 	switch (dev_desc->if_type) {
193 		case IF_TYPE_IDE:  	puts ("IDE");
194 					break;
195 		case IF_TYPE_SCSI: 	puts ("SCSI");
196 					break;
197 		case IF_TYPE_ATAPI:	puts ("ATAPI");
198 					break;
199 		case IF_TYPE_USB:	puts ("USB");
200 					break;
201 		case IF_TYPE_DOC:	puts ("DOC");
202 					break;
203 		default: 		puts ("UNKNOWN");
204 					break;
205 	}
206 	printf (" device %d  --   Partition Type: %s\n\n",
207 			dev_desc->dev, type);
208 }
209 
210 void print_part (block_dev_desc_t * dev_desc)
211 {
212 
213 		switch (dev_desc->part_type) {
214 #ifdef CONFIG_MAC_PARTITION
215 	case PART_TYPE_MAC:
216 		PRINTF ("## Testing for valid MAC partition ##\n");
217 		print_part_header ("MAC", dev_desc);
218 		print_part_mac (dev_desc);
219 		return;
220 #endif
221 #ifdef CONFIG_DOS_PARTITION
222 	case PART_TYPE_DOS:
223 		PRINTF ("## Testing for valid DOS partition ##\n");
224 		print_part_header ("DOS", dev_desc);
225 		print_part_dos (dev_desc);
226 		return;
227 #endif
228 
229 #ifdef CONFIG_ISO_PARTITION
230 	case PART_TYPE_ISO:
231 		PRINTF ("## Testing for valid ISO Boot partition ##\n");
232 		print_part_header ("ISO", dev_desc);
233 		print_part_iso (dev_desc);
234 		return;
235 #endif
236 
237 #ifdef CONFIG_AMIGA_PARTITION
238 	case PART_TYPE_AMIGA:
239 	    PRINTF ("## Testing for a valid Amiga partition ##\n");
240 	    print_part_header ("AMIGA", dev_desc);
241 	    print_part_amiga (dev_desc);
242 	    return;
243 #endif
244 	}
245 	puts ("## Unknown partition table\n");
246 }
247 
248 
249 #else	/* neither MAC nor DOS nor ISO partition configured */
250 # error neither CONFIG_MAC_PARTITION nor CONFIG_DOS_PARTITION nor CONFIG_ISO_PARTITION configured!
251 #endif
252 
253 #endif	/* (CONFIG_COMMANDS & CFG_CMD_IDE) || CONFIG_COMMANDS & CFG_CMD_SCSI) */
254