u-boot/cmd/reiser.c
Simon Glass 7e5f460ec4 global: Convert simple_strtoul() with hex to hextoul()
It is a pain to have to specify the value 16 in each call. Add a new
hextoul() function and update the code to use it.

Add a proper comment to simple_strtoul() while we are here.

Signed-off-by: Simon Glass <sjg@chromium.org>
2021-08-02 13:32:14 -04:00

172 lines
3.7 KiB
C

// SPDX-License-Identifier: GPL-2.0+
/*
* (C) Copyright 2003 - 2004
* Sysgo Real-Time Solutions, AG <www.elinos.com>
* Pavel Bartusek <pba@sysgo.com>
*/
/*
* Reiserfs support
*/
#include <common.h>
#include <config.h>
#include <command.h>
#include <env.h>
#include <image.h>
#include <linux/ctype.h>
#include <asm/byteorder.h>
#include <reiserfs.h>
#include <part.h>
#if !CONFIG_IS_ENABLED(DOS_PARTITION)
#error DOS partition support must be selected
#endif
/* #define REISER_DEBUG */
#ifdef REISER_DEBUG
#define PRINTF(fmt,args...) printf (fmt ,##args)
#else
#define PRINTF(fmt,args...)
#endif
int do_reiserls(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[])
{
char *filename = "/";
int dev, part;
struct blk_desc *dev_desc = NULL;
struct disk_partition info;
if (argc < 3)
return CMD_RET_USAGE;
part = blk_get_device_part_str(argv[1], argv[2], &dev_desc, &info, 1);
if (part < 0)
return 1;
if (argc == 4) {
filename = argv[3];
}
dev = dev_desc->devnum;
PRINTF("Using device %s %d:%d, directory: %s\n", argv[1], dev, part, filename);
reiserfs_set_blk_dev(dev_desc, &info);
if (!reiserfs_mount(info.size)) {
printf ("** Bad Reiserfs partition or disk - %s %d:%d **\n", argv[1], dev, part);
return 1;
}
if (reiserfs_ls (filename)) {
printf ("** Error reiserfs_ls() **\n");
return 1;
};
return 0;
}
U_BOOT_CMD(
reiserls, 4, 1, do_reiserls,
"list files in a directory (default /)",
"<interface> <dev[:part]> [directory]\n"
" - list files from 'dev' on 'interface' in a 'directory'"
);
/******************************************************************************
* Reiserfs boot command intepreter. Derived from diskboot
*/
int do_reiserload(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[])
{
char *filename = NULL;
int dev, part;
ulong addr = 0, filelen;
struct disk_partition info;
struct blk_desc *dev_desc = NULL;
unsigned long count;
char *addr_str;
switch (argc) {
case 3:
addr_str = env_get("loadaddr");
if (addr_str != NULL) {
addr = hextoul(addr_str, NULL);
} else {
addr = CONFIG_SYS_LOAD_ADDR;
}
filename = env_get("bootfile");
count = 0;
break;
case 4:
addr = hextoul(argv[3], NULL);
filename = env_get("bootfile");
count = 0;
break;
case 5:
addr = hextoul(argv[3], NULL);
filename = argv[4];
count = 0;
break;
case 6:
addr = hextoul(argv[3], NULL);
filename = argv[4];
count = hextoul(argv[5], NULL);
break;
default:
return CMD_RET_USAGE;
}
if (!filename) {
puts ("\n** No boot file defined **\n");
return 1;
}
part = blk_get_device_part_str(argv[1], argv[2], &dev_desc, &info, 1);
if (part < 0)
return 1;
dev = dev_desc->devnum;
printf("Loading file \"%s\" from %s device %d%c%c\n",
filename, argv[1], dev,
part ? ':' : ' ', part ? part + '0' : ' ');
reiserfs_set_blk_dev(dev_desc, &info);
if (!reiserfs_mount(info.size)) {
printf ("** Bad Reiserfs partition or disk - %s %d:%d **\n", argv[1], dev, part);
return 1;
}
filelen = reiserfs_open(filename);
if (filelen < 0) {
printf("** File not found %s **\n", filename);
return 1;
}
if ((count < filelen) && (count != 0)) {
filelen = count;
}
if (reiserfs_read((char *)addr, filelen) != filelen) {
printf("\n** Unable to read \"%s\" from %s %d:%d **\n", filename, argv[1], dev, part);
return 1;
}
/* Loading ok, update default load address */
image_load_addr = addr;
printf ("\n%ld bytes read\n", filelen);
env_set_hex("filesize", filelen);
return filelen;
}
U_BOOT_CMD(
reiserload, 6, 0, do_reiserload,
"load binary file from a Reiser filesystem",
"<interface> <dev[:part]> [addr] [filename] [bytes]\n"
" - load binary file 'filename' from 'dev' on 'interface'\n"
" to address 'addr' from dos filesystem"
);