int do_mg_disk_cmd (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{
u32 from, to, size;
switch (argc) {
case 2:
if (!strcmp(argv[1], "init"))
mg_disk_init();
else
return 1;
break;
case 5:
from = simple_strtoul(argv[2], NULL, 0);
to = simple_strtoul(argv[3], NULL, 0);
size = simple_strtoul(argv[4], NULL, 0);
if (!strcmp(argv[1], "read"))
mg_disk_read(from, (u8 *)to, size);
else if (!strcmp(argv[1], "write"))
mg_disk_write(to, (u8 *)from, size);
else if (!strcmp(argv[1], "readsec"))
mg_disk_read_sects((void *)to, from, size);
else if (!strcmp(argv[1], "writesec"))
mg_disk_write_sects((void *)from, to, size);
else
return 1;
break;
default:
printf("Usage:\n%s\n", cmdtp->usage);
return 1;
}
return 0;
}
void env_relocate_spec(void)
{
char buf[CONFIG_ENV_SIZE];
unsigned int err, rc;
err = mg_disk_init();
if (err) {
set_default_env("!mg_disk_init error");
return;
}
err = mg_disk_read(CONFIG_ENV_ADDR, buf, CONFIG_ENV_SIZE);
if (err) {
set_default_env("!mg_disk_read error");
return;
}
env_import(buf, 1);
}
