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// SPDX-License-Identifier: GPL-2.0+
#include <common.h>
#include <command.h>
#include <env.h>
#include <fs.h>
#include <pxe_utils.h>
static char *fs_argv[5];
static int do_get_ext2(struct pxe_context *ctx, const char *file_path,
char *file_addr, ulong *sizep)
{
#ifdef CONFIG_CMD_EXT2
int ret;
fs_argv[0] = "ext2load";
fs_argv[3] = file_addr;
fs_argv[4] = (void *)file_path;
if (!do_ext2load(ctx->cmdtp, 0, 5, fs_argv))
return 1;
ret = pxe_get_file_size(sizep);
if (ret)
return log_msg_ret("tftp", ret);
#endif
return -ENOENT;
}
static int do_get_fat(struct pxe_context *ctx, const char *file_path,
char *file_addr, ulong *sizep)
{
#ifdef CONFIG_CMD_FAT
int ret;
fs_argv[0] = "fatload";
fs_argv[3] = file_addr;
fs_argv[4] = (void *)file_path;
if (!do_fat_fsload(ctx->cmdtp, 0, 5, fs_argv))
return 1;
ret = pxe_get_file_size(sizep);
if (ret)
return log_msg_ret("tftp", ret);
#endif
return -ENOENT;
}
static int do_get_any(struct pxe_context *ctx, const char *file_path,
char *file_addr, ulong *sizep)
{
#ifdef CONFIG_CMD_FS_GENERIC
int ret;
fs_argv[0] = "load";
fs_argv[3] = file_addr;
fs_argv[4] = (void *)file_path;
if (!do_load(ctx->cmdtp, 0, 5, fs_argv, FS_TYPE_ANY))
return 1;
ret = pxe_get_file_size(sizep);
if (ret)
return log_msg_ret("tftp", ret);
#endif
return -ENOENT;
}
/*
* Boots a system using a local disk syslinux/extlinux file
*
* Returns 0 on success, 1 on error.
*/
static int do_sysboot(struct cmd_tbl *cmdtp, int flag, int argc,
char *const argv[])
{
unsigned long pxefile_addr_r;
pxe_getfile_func getfile;
struct pxe_context ctx;
char *pxefile_addr_str;
char *filename;
int prompt = 0;
int ret;
if (argc > 1 && strstr(argv[1], "-p")) {
prompt = 1;
argc--;
argv++;
}
if (argc < 4)
return cmd_usage(cmdtp);
if (argc < 5) {
pxefile_addr_str = from_env("pxefile_addr_r");
if (!pxefile_addr_str)
return 1;
} else {
pxefile_addr_str = argv[4];
}
if (argc < 6) {
filename = env_get("bootfile");
} else {
filename = argv[5];
env_set("bootfile", filename);
}
if (strstr(argv[3], "ext2")) {
getfile = do_get_ext2;
} else if (strstr(argv[3], "fat")) {
getfile = do_get_fat;
} else if (strstr(argv[3], "any")) {
getfile = do_get_any;
} else {
printf("Invalid filesystem: %s\n", argv[3]);
return 1;
}
fs_argv[1] = argv[1];
fs_argv[2] = argv[2];
if (strict_strtoul(pxefile_addr_str, 16, &pxefile_addr_r) < 0) {
printf("Invalid pxefile address: %s\n", pxefile_addr_str);
return 1;
}
if (pxe_setup_ctx(&ctx, cmdtp, getfile, NULL, true, filename)) {
printf("Out of memory\n");
return CMD_RET_FAILURE;
}
if (get_pxe_file(&ctx, filename, pxefile_addr_r) < 0) {
printf("Error reading config file\n");
pxe_destroy_ctx(&ctx);
return 1;
}
ret = pxe_process(&ctx, pxefile_addr_r, prompt);
pxe_destroy_ctx(&ctx);
if (ret)
return CMD_RET_FAILURE;
return 0;
}
U_BOOT_CMD(sysboot, 7, 1, do_sysboot,
"command to get and boot from syslinux files",
"[-p] <interface> <dev[:part]> <ext2|fat|any> [addr] [filename]\n"
" - load and parse syslinux menu file 'filename' from ext2, fat\n"
" or any filesystem on 'dev' on 'interface' to address 'addr'"
);
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