efi_loader: implement support of exit data

[oweals/u-boot.git] / cmd / bootefi.c

diff --git a/cmd/bootefi.c b/cmd/bootefi.c
index b93d8c6a32cd306f56a72fa0ddf28fbfe2e8c9a6..f1d7d8bc6634f4b1624959667457bcd0bbb21372 100644 (file)
--- a/cmd/bootefi.c
+++ b/cmd/bootefi.c
@@ -297,6 +297,8 @@ static efi_status_t efi_install_fdt(const char *fdt_opt)
 static efi_status_t do_bootefi_exec(efi_handle_t handle)
 {
        efi_status_t ret;
+       efi_uintn_t exit_data_size = 0;
+       u16 *exit_data = NULL;
 
        /* Transfer environment variable as load options */
        ret = set_load_options(handle, "bootargs");
@@ -304,7 +306,12 @@ static efi_status_t do_bootefi_exec(efi_handle_t handle)
                return ret;
 
        /* Call our payload! */
-       ret = EFI_CALL(efi_start_image(handle, NULL, NULL));
+       ret = EFI_CALL(efi_start_image(handle, &exit_data_size, &exit_data));
+       printf("## Application terminated, r = %lu\n", ret & ~EFI_ERROR_MASK);
+       if (ret && exit_data) {
+               printf("## %ls\n", exit_data);
+               efi_free_pool(exit_data);
+       }
 
        efi_restore_gd();
 
@@ -357,7 +364,6 @@ static int do_efibootmgr(const char *fdt_opt)
        }
 
        ret = do_bootefi_exec(handle);
-       printf("## Application terminated, r = %lu\n", ret & ~EFI_ERROR_MASK);
 
        if (ret != EFI_SUCCESS)
                return CMD_RET_FAILURE;
@@ -472,7 +478,6 @@ static int do_bootefi_image(const char *image_opt, const char *fdt_opt)
                goto out;
 
        ret = do_bootefi_exec(handle);
-       printf("## Application terminated, r = %lu\n", ret & ~EFI_ERROR_MASK);
 
 out:
        if (mem_handle)