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authorHeinrich Schuchardt <xypron.glpk@gmx.de>2020-01-07 05:57:47 +0100
committerHeinrich Schuchardt <xypron.glpk@gmx.de>2020-01-07 18:08:21 +0100
commit986e0648840710b55a93587fc166296365e03f24 (patch)
treea8d58186dee4922b12b4f9c3221c2e722ef56515 /cmd
parent173cd9e73ad833bf479cc5b400de5ca738ef7510 (diff)
cmd: efidebug: new sub-command tables
Provide sub-command for efidebug to list configuration tables. Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Diffstat (limited to 'cmd')
-rw-r--r--cmd/efidebug.c47
1 files changed, 46 insertions, 1 deletions
diff --git a/cmd/efidebug.c b/cmd/efidebug.c
index 45ed5be885..78fc649782 100644
--- a/cmd/efidebug.c
+++ b/cmd/efidebug.c
@@ -251,6 +251,19 @@ static const struct {
"PXE Base Code",
EFI_PXE_BASE_CODE_PROTOCOL_GUID,
},
+ /* Configuration table GUIDs */
+ {
+ "ACPI table",
+ EFI_ACPI_TABLE_GUID,
+ },
+ {
+ "device tree",
+ EFI_FDT_GUID,
+ },
+ {
+ "SMBIOS table",
+ SMBIOS_TABLE_GUID,
+ },
};
/**
@@ -481,6 +494,34 @@ static int do_efi_show_memmap(cmd_tbl_t *cmdtp, int flag,
}
/**
+ * do_efi_show_tables() - show UEFI configuration tables
+ *
+ * @cmdtp: Command table
+ * @flag: Command flag
+ * @argc: Number of arguments
+ * @argv: Argument array
+ * Return: CMD_RET_SUCCESS on success, CMD_RET_RET_FAILURE on failure
+ *
+ * Implement efidebug "tables" sub-command.
+ * Show UEFI configuration tables.
+ */
+static int do_efi_show_tables(cmd_tbl_t *cmdtp, int flag,
+ int argc, char * const argv[])
+{
+ efi_uintn_t i;
+ const char *guid_str;
+
+ for (i = 0; i < systab.nr_tables; ++i) {
+ guid_str = get_guid_text(&systab.tables[i].guid);
+ if (!guid_str)
+ guid_str = "";
+ printf("%pUl %s\n", &systab.tables[i].guid, guid_str);
+ }
+
+ return CMD_RET_SUCCESS;
+}
+
+/**
* do_efi_boot_add() - set UEFI load option
*
* @cmdtp: Command table
@@ -1047,6 +1088,8 @@ static cmd_tbl_t cmd_efidebug_sub[] = {
"", ""),
U_BOOT_CMD_MKENT(memmap, CONFIG_SYS_MAXARGS, 1, do_efi_show_memmap,
"", ""),
+ U_BOOT_CMD_MKENT(tables, CONFIG_SYS_MAXARGS, 1, do_efi_show_tables,
+ "", ""),
};
/**
@@ -1114,7 +1157,9 @@ static char efidebug_help_text[] =
"efidebug images\n"
" - show loaded images\n"
"efidebug memmap\n"
- " - show uefi memory map\n";
+ " - show uefi memory map\n"
+ "efidebug tables\n"
+ " - show UEFI configuration tables\n";
#endif
U_BOOT_CMD(