Locate these so that they can be displayed using the 'acpi' command.
Signed-off-by: Simon Glass sjg@chromium.org ---
lib/efi/efi_app.c | 24 +++++++++++++++++++++--- 1 file changed, 21 insertions(+), 3 deletions(-)
diff --git a/lib/efi/efi_app.c b/lib/efi/efi_app.c index 2209410f35b5..c5eb816655ea 100644 --- a/lib/efi/efi_app.c +++ b/lib/efi/efi_app.c @@ -12,18 +12,21 @@ #include <cpu_func.h> #include <debug_uart.h> #include <dm.h> +#include <efi.h> +#include <efi_api.h> #include <errno.h> #include <init.h> #include <malloc.h> +#include <sysreset.h> +#include <uuid.h> #include <asm/global_data.h> #include <linux/err.h> #include <linux/types.h> -#include <efi.h> -#include <efi_api.h> -#include <sysreset.h> +#include <asm/global_data.h> #include <dm/device-internal.h> #include <dm/lists.h> #include <dm/root.h> +#include <mapmem.h>
DECLARE_GLOBAL_DATA_PTR;
@@ -320,6 +323,19 @@ int dm_scan_other(bool pre_reloc_only) return 0; }
+static void scan_tables(struct efi_system_table *sys_table) +{ + efi_guid_t acpi = EFI_ACPI_TABLE_GUID; + uint i; + + for (i = 0; i < sys_table->nr_tables; i++) { + struct efi_configuration_table *tab = &sys_table->tables[i]; + + if (!memcmp(&tab->guid, &acpi, sizeof(efi_guid_t))) + gd_set_acpi_start(map_to_sysmem(tab->table)); + } +} + /** * efi_main() - Start an EFI image * @@ -354,6 +370,8 @@ efi_status_t EFIAPI efi_main(efi_handle_t image, return ret; }
+ scan_tables(priv->sys_table); + /* * We could store the EFI memory map here, but it changes all the time, * so this is only useful for debugging.