diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/efi_loader.h | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/include/efi_loader.h b/include/efi_loader.h index 9700a88d699..eb16c14b699 100644 --- a/include/efi_loader.h +++ b/include/efi_loader.h @@ -15,17 +15,34 @@ #include <linux/list.h> +/* + * Enter the u-boot world from UEFI: + */ #define EFI_ENTRY(format, ...) do { \ efi_restore_gd(); \ debug("EFI: Entry %s(" format ")\n", __func__, ##__VA_ARGS__); \ } while(0) +/* + * Exit the u-boot world back to UEFI: + */ #define EFI_EXIT(ret) ({ \ efi_status_t _r = ret; \ debug("EFI: Exit: %s: %u\n", __func__, (u32)(_r & ~EFI_ERROR_MASK)); \ efi_exit_func(_r); \ }) +/* + * Callback into UEFI world from u-boot: + */ +#define EFI_CALL(exp) do { \ + debug("EFI: Call: %s\n", #exp); \ + efi_exit_func(EFI_SUCCESS); \ + exp; \ + efi_restore_gd(); \ + debug("EFI: Return From: %s\n", #exp); \ + } while(0) + extern struct efi_runtime_services efi_runtime_services; extern struct efi_system_table systab; |