2 * (C) Copyright 2000-2011
3 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
5 * See file CREDITS for list of people who contributed to this
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.
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.
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,
28 #if defined(CONFIG_CMD_IDE) || defined(CONFIG_CMD_SCSI) || \
29 defined(CONFIG_USB_STORAGE)
30 int common_diskboot(cmd_tbl_t
*cmdtp
, const char *intf
, int argc
,
34 ulong addr
= CONFIG_SYS_LOAD_ADDR
;
36 disk_partition_t info
;
38 block_dev_desc_t
*dev_desc
;
40 #if defined(CONFIG_FIT)
41 const void *fit_hdr
= NULL
;
44 bootstage_mark(BOOTSTAGE_ID_IDE_START
);
46 bootstage_error(BOOTSTAGE_ID_IDE_ADDR
);
49 bootstage_mark(BOOTSTAGE_ID_IDE_ADDR
);
52 addr
= simple_strtoul(argv
[1], NULL
, 16);
54 bootstage_mark(BOOTSTAGE_ID_IDE_BOOT_DEVICE
);
56 part
= get_device_and_partition(intf
, (argc
== 3) ? argv
[2] : NULL
,
59 bootstage_error(BOOTSTAGE_ID_IDE_TYPE
);
64 bootstage_mark(BOOTSTAGE_ID_IDE_TYPE
);
66 printf("\nLoading from %s device %d, partition %d: "
67 "Name: %.32s Type: %.32s\n", intf
, dev
, part
, info
.name
,
70 debug("First Block: %ld, # of blocks: %ld, Block Size: %ld\n",
71 info
.start
, info
.size
, info
.blksz
);
73 if (dev_desc
->block_read(dev
, info
.start
, 1, (ulong
*) addr
) != 1) {
74 printf("** Read error on %d:%d\n", dev
, part
);
75 bootstage_error(BOOTSTAGE_ID_IDE_PART_READ
);
78 bootstage_mark(BOOTSTAGE_ID_IDE_PART_READ
);
80 switch (genimg_get_format((void *) addr
)) {
81 case IMAGE_FORMAT_LEGACY
:
82 hdr
= (image_header_t
*) addr
;
84 bootstage_mark(BOOTSTAGE_ID_IDE_FORMAT
);
86 if (!image_check_hcrc(hdr
)) {
87 puts("\n** Bad Header Checksum **\n");
88 bootstage_error(BOOTSTAGE_ID_IDE_CHECKSUM
);
91 bootstage_mark(BOOTSTAGE_ID_IDE_CHECKSUM
);
93 image_print_contents(hdr
);
95 cnt
= image_get_image_size(hdr
);
97 #if defined(CONFIG_FIT)
98 case IMAGE_FORMAT_FIT
:
99 fit_hdr
= (const void *) addr
;
100 puts("Fit image detected...\n");
102 cnt
= fit_get_size(fit_hdr
);
106 bootstage_error(BOOTSTAGE_ID_IDE_FORMAT
);
107 puts("** Unknown image type\n");
111 cnt
+= info
.blksz
- 1;
115 if (dev_desc
->block_read(dev
, info
.start
+ 1, cnt
,
116 (ulong
*)(addr
+ info
.blksz
)) != cnt
) {
117 printf("** Read error on %d:%d\n", dev
, part
);
118 bootstage_error(BOOTSTAGE_ID_IDE_READ
);
121 bootstage_mark(BOOTSTAGE_ID_IDE_READ
);
123 #if defined(CONFIG_FIT)
124 /* This cannot be done earlier,
125 * we need complete FIT image in RAM first */
126 if (genimg_get_format((void *) addr
) == IMAGE_FORMAT_FIT
) {
127 if (!fit_check_format(fit_hdr
)) {
128 bootstage_error(BOOTSTAGE_ID_IDE_FIT_READ
);
129 puts("** Bad FIT image format\n");
132 bootstage_mark(BOOTSTAGE_ID_IDE_FIT_READ_OK
);
133 fit_print_contents(fit_hdr
);
137 flush_cache(addr
, (cnt
+1)*info
.blksz
);
139 /* Loading ok, update default load address */
142 return bootm_maybe_autostart(cmdtp
, argv
[0]);