#include <efi_loader.h>
#include <environment.h>
#include <exports.h>
+#include <hexdump.h>
#include <malloc.h>
#include <search.h>
#include <linux/ctype.h>
/**
* print_memory_attributes() - print memory map attributes
+ *
* @attributes: Attribute value
*
* Print memory map attributes
* Return: CMD_RET_SUCCESS on success,
* CMD_RET_USAGE or CMD_RET_RET_FAILURE on failure
*
- * Implement efidebug "boot add" sub-command.
- * Create or change UEFI load option.
- * - boot add <id> <label> <interface> <devnum>[:<part>] <file> <options>
+ * Implement efidebug "boot add" sub-command. Create or change UEFI load option.
+ *
+ * efidebug boot add <id> <label> <interface> <devnum>[:<part>] <file> <options>
*/
static int do_efi_boot_add(cmd_tbl_t *cmdtp, int flag,
int argc, char * const argv[])
struct efi_load_option lo;
void *data = NULL;
efi_uintn_t size;
- int ret;
+ efi_status_t ret;
+ int r = CMD_RET_SUCCESS;
if (argc < 6 || argc > 7)
return CMD_RET_USAGE;
if (ret != EFI_SUCCESS) {
printf("Cannot create device path for \"%s %s\"\n",
argv[3], argv[4]);
- ret = CMD_RET_FAILURE;
+ r = CMD_RET_FAILURE;
goto out;
}
lo.file_path = file_path;
+ sizeof(struct efi_device_path); /* for END */
/* optional data */
- lo.optional_data = (u8 *)(argc == 6 ? "" : argv[6]);
+ if (argc < 6)
+ lo.optional_data = NULL;
+ else
+ lo.optional_data = (const u8 *)argv[6];
size = efi_serialize_load_option(&lo, (u8 **)&data);
if (!size) {
- ret = CMD_RET_FAILURE;
+ r = CMD_RET_FAILURE;
goto out;
}
ret = EFI_CALL(RT->set_variable(var_name16, &guid,
+ EFI_VARIABLE_NON_VOLATILE |
EFI_VARIABLE_BOOTSERVICE_ACCESS |
EFI_VARIABLE_RUNTIME_ACCESS,
size, data));
- ret = (ret == EFI_SUCCESS ? CMD_RET_SUCCESS : CMD_RET_FAILURE);
+ if (ret != EFI_SUCCESS) {
+ printf("Cannot set %ls\n", var_name16);
+ r = CMD_RET_FAILURE;
+ }
out:
free(data);
efi_free_pool(device_path);
efi_free_pool(file_path);
free(lo.label);
- return ret;
+ return r;
}
/**
*
* Implement efidebug "boot rm" sub-command.
* Delete UEFI load options.
- * - boot rm <id> ...
+ *
+ * efidebug boot rm <id> ...
*/
static int do_efi_boot_rm(cmd_tbl_t *cmdtp, int flag,
int argc, char * const argv[])
ret = EFI_CALL(RT->set_variable(var_name16, &guid, 0, 0, NULL));
if (ret) {
- printf("cannot remove Boot%04X", id);
+ printf("Cannot remove Boot%04X", id);
return CMD_RET_FAILURE;
}
}
/**
* show_efi_boot_opt_data() - dump UEFI load option
*
- * @id: Load option number
- * @data: Value of UEFI load option variable
+ * @id: load option number
+ * @data: value of UEFI load option variable
+ * @size: size of the boot option
*
* Decode the value of UEFI load option variable and print information.
*/
-static void show_efi_boot_opt_data(int id, void *data)
+static void show_efi_boot_opt_data(int id, void *data, size_t size)
{
struct efi_load_option lo;
char *label, *p;
utf16_utf8_strncpy(&p, lo.label, label_len16);
printf("Boot%04X:\n", id);
- printf("\tattributes: %c%c%c (0x%08x)\n",
+ printf(" attributes: %c%c%c (0x%08x)\n",
/* ACTIVE */
lo.attributes & LOAD_OPTION_ACTIVE ? 'A' : '-',
/* FORCE RECONNECT */
/* HIDDEN */
lo.attributes & LOAD_OPTION_HIDDEN ? 'H' : '-',
lo.attributes);
- printf("\tlabel: %s\n", label);
+ printf(" label: %s\n", label);
dp_str = efi_dp_str(lo.file_path);
- printf("\tfile_path: %ls\n", dp_str);
+ printf(" file_path: %ls\n", dp_str);
efi_free_pool(dp_str);
- printf("\tdata: %s\n", lo.optional_data);
-
+ printf(" data:\n");
+ print_hex_dump(" ", DUMP_PREFIX_OFFSET, 16, 1,
+ lo.optional_data, size + (u8 *)data -
+ (u8 *)lo.optional_data, true);
free(label);
}
data));
}
if (ret == EFI_SUCCESS)
- show_efi_boot_opt_data(id, data);
+ show_efi_boot_opt_data(id, data, size);
else if (ret == EFI_NOT_FOUND)
printf("Boot%04X: not found\n", id);
*
* Implement efidebug "boot dump" sub-command.
* Dump information of all UEFI load options defined.
- * - boot dump
+ *
+ * efidebug boot dump
*/
static int do_efi_boot_dump(cmd_tbl_t *cmdtp, int flag,
int argc, char * const argv[])
*
* Implement efidebug "boot next" sub-command.
* Set BootNext variable.
- * - boot next <id>
+ *
+ * efidebug boot next <id>
*/
static int do_efi_boot_next(cmd_tbl_t *cmdtp, int flag,
int argc, char * const argv[])
char *endp;
efi_guid_t guid;
efi_status_t ret;
+ int r = CMD_RET_SUCCESS;
if (argc != 2)
return CMD_RET_USAGE;
bootnext = (u16)simple_strtoul(argv[1], &endp, 16);
if (*endp != '\0' || bootnext > 0xffff) {
printf("invalid value: %s\n", argv[1]);
- ret = CMD_RET_FAILURE;
+ r = CMD_RET_FAILURE;
goto out;
}
guid = efi_global_variable_guid;
size = sizeof(u16);
ret = EFI_CALL(RT->set_variable(L"BootNext", &guid,
+ EFI_VARIABLE_NON_VOLATILE |
EFI_VARIABLE_BOOTSERVICE_ACCESS |
EFI_VARIABLE_RUNTIME_ACCESS,
size, &bootnext));
- ret = (ret == EFI_SUCCESS ? CMD_RET_SUCCESS : CMD_RET_FAILURE);
+ if (ret != EFI_SUCCESS) {
+ printf("Cannot set BootNext\n");
+ r = CMD_RET_FAILURE;
+ }
out:
- return ret;
+ return r;
}
/**
*
* Implement efidebug "boot order" sub-command.
* Show order of UEFI load options, or change it in BootOrder variable.
- * - boot order [<id> ...]
+ *
+ * efidebug boot order [<id> ...]
*/
static int do_efi_boot_order(cmd_tbl_t *cmdtp, int flag,
int argc, char * const argv[])
char *endp;
efi_guid_t guid;
efi_status_t ret;
+ int r = CMD_RET_SUCCESS;
if (argc == 1)
return show_efi_boot_order();
id = (int)simple_strtoul(argv[i], &endp, 16);
if (*endp != '\0' || id > 0xffff) {
printf("invalid value: %s\n", argv[i]);
- ret = CMD_RET_FAILURE;
+ r = CMD_RET_FAILURE;
goto out;
}
guid = efi_global_variable_guid;
ret = EFI_CALL(RT->set_variable(L"BootOrder", &guid,
+ EFI_VARIABLE_NON_VOLATILE |
EFI_VARIABLE_BOOTSERVICE_ACCESS |
EFI_VARIABLE_RUNTIME_ACCESS,
size, bootorder));
- ret = (ret == EFI_SUCCESS ? CMD_RET_SUCCESS : CMD_RET_FAILURE);
+ if (ret != EFI_SUCCESS) {
+ printf("Cannot set BootOrder\n");
+ r = CMD_RET_FAILURE;
+ }
out:
free(bootorder);
- return ret;
+ return r;
}
static cmd_tbl_t cmd_efidebug_boot_sub[] = {
* CMD_RET_USAGE or CMD_RET_RET_FAILURE on failure
*
* Implement efidebug "boot" sub-command.
- * See above for details of sub-commands.
*/
static int do_efi_boot_opt(cmd_tbl_t *cmdtp, int flag,
int argc, char * const argv[])
*
* Implement efidebug command which allows us to display and
* configure UEFI environment.
- * See above for details of sub-commands.
*/
static int do_efidebug(cmd_tbl_t *cmdtp, int flag,
int argc, char * const argv[])