6b13f685e
 김민수
BSP 최초 추가
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/*
* Copyright (c) 2012, Google Inc.
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <fs.h>
#include <part.h>
#include <sandboxblockdev.h>
#include <asm/errno.h>
static int do_sandbox_load(cmd_tbl_t *cmdtp, int flag, int argc,
char * const argv[])
{
return do_load(cmdtp, flag, argc, argv, FS_TYPE_SANDBOX);
}
static int do_sandbox_ls(cmd_tbl_t *cmdtp, int flag, int argc,
char * const argv[])
{
return do_ls(cmdtp, flag, argc, argv, FS_TYPE_SANDBOX);
}
static int do_sandbox_save(cmd_tbl_t *cmdtp, int flag, int argc,
char * const argv[])
{
return do_save(cmdtp, flag, argc, argv, FS_TYPE_SANDBOX);
}
static int do_sandbox_bind(cmd_tbl_t *cmdtp, int flag, int argc,
char * const argv[])
{
if (argc < 2 || argc > 3)
return CMD_RET_USAGE;
char *ep;
char *dev_str = argv[1];
char *file = argc >= 3 ? argv[2] : NULL;
int dev = simple_strtoul(dev_str, &ep, 16);
if (*ep) {
printf("** Bad device specification %s **
", dev_str);
return CMD_RET_USAGE;
}
return host_dev_bind(dev, file);
}
static int do_sandbox_info(cmd_tbl_t *cmdtp, int flag, int argc,
char * const argv[])
{
if (argc < 1 || argc > 2)
return CMD_RET_USAGE;
int min_dev = 0;
int max_dev = CONFIG_HOST_MAX_DEVICES - 1;
if (argc >= 2) {
char *ep;
char *dev_str = argv[1];
int dev = simple_strtoul(dev_str, &ep, 16);
if (*ep) {
printf("** Bad device specification %s **
", dev_str);
return CMD_RET_USAGE;
}
min_dev = dev;
max_dev = dev;
}
int dev;
printf("%3s %12s %s
", "dev", "blocks", "path");
for (dev = min_dev; dev <= max_dev; dev++) {
block_dev_desc_t *blk_dev;
int ret;
printf("%3d ", dev);
ret = host_get_dev_err(dev, &blk_dev);
if (ret) {
if (ret == -ENOENT)
puts("Not bound to a backing file
");
else if (ret == -ENODEV)
puts("Invalid host device number
");
continue;
}
struct host_block_dev *host_dev = blk_dev->priv;
printf("%12lu %s
", (unsigned long)blk_dev->lba,
host_dev->filename);
}
return 0;
}
static cmd_tbl_t cmd_sandbox_sub[] = {
U_BOOT_CMD_MKENT(load, 7, 0, do_sandbox_load, "", ""),
U_BOOT_CMD_MKENT(ls, 3, 0, do_sandbox_ls, "", ""),
U_BOOT_CMD_MKENT(save, 6, 0, do_sandbox_save, "", ""),
U_BOOT_CMD_MKENT(bind, 3, 0, do_sandbox_bind, "", ""),
U_BOOT_CMD_MKENT(info, 3, 0, do_sandbox_info, "", ""),
};
static int do_sandbox(cmd_tbl_t *cmdtp, int flag, int argc,
char * const argv[])
{
cmd_tbl_t *c;
/* Skip past 'sandbox' */
argc--;
argv++;
c = find_cmd_tbl(argv[0], cmd_sandbox_sub,
ARRAY_SIZE(cmd_sandbox_sub));
if (c)
return c->cmd(cmdtp, flag, argc, argv);
else
return CMD_RET_USAGE;
}
U_BOOT_CMD(
sb, 8, 1, do_sandbox,
"Miscellaneous sandbox commands",
"load hostfs - <addr> <filename> [<bytes> <offset>] - "
"load a file from host
"
"sb ls hostfs - <filename> - list files on host
"
"sb save hostfs - <addr> <filename> <bytes> [<offset>] - "
"save a file to host
"
"sb bind <dev> [<filename>] - bind \"host\" device to file
"
"sb info [<dev>] - show device binding & info
"
"sb commands use the \"hostfs\" device. The \"host\" device is used
"
"with standard IO commands such as fatls or ext2load"
);
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