This function can be used to transfer EFI status code to string for printing out debug message.
Cc: Kees Cook <[email protected]> Cc: Thomas Gleixner <[email protected]> Cc: Ingo Molnar <[email protected]> Cc: "H. Peter Anvin" <[email protected]> Cc: "Rafael J. Wysocki" <[email protected]> Cc: Pavel Machek <[email protected]> Cc: Chen Yu <[email protected]> Cc: Oliver Neukum <[email protected]> Cc: Ryan Chen <[email protected]> Cc: Ard Biesheuvel <[email protected]> Cc: David Howells <[email protected]> Cc: Mimi Zohar <[email protected]> Signed-off-by: "Lee, Chun-Yi" <[email protected]> --- include/linux/efi.h | 26 ++++++++++++++++++++++++++ 1 file changed, 26 insertions(+) diff --git a/include/linux/efi.h b/include/linux/efi.h index 56add823f190..744cf92fe18e 100644 --- a/include/linux/efi.h +++ b/include/linux/efi.h @@ -1651,4 +1651,30 @@ struct linux_efi_tpm_eventlog { extern int efi_tpm_eventlog_init(void); +#define EFI_STATUS_STR(_status) \ +case EFI_##_status: \ + return "EFI_" __stringify(_status); + +static inline char * +efi_status_to_str(efi_status_t status) +{ + switch (status) { + EFI_STATUS_STR(SUCCESS) + EFI_STATUS_STR(LOAD_ERROR) + EFI_STATUS_STR(INVALID_PARAMETER) + EFI_STATUS_STR(UNSUPPORTED) + EFI_STATUS_STR(BAD_BUFFER_SIZE) + EFI_STATUS_STR(BUFFER_TOO_SMALL) + EFI_STATUS_STR(NOT_READY) + EFI_STATUS_STR(DEVICE_ERROR) + EFI_STATUS_STR(WRITE_PROTECTED) + EFI_STATUS_STR(OUT_OF_RESOURCES) + EFI_STATUS_STR(NOT_FOUND) + EFI_STATUS_STR(ABORTED) + EFI_STATUS_STR(SECURITY_VIOLATION) + } + + return ""; +} + #endif /* _LINUX_EFI_H */ -- 2.13.6 -- To unsubscribe from this list: send the line "unsubscribe linux-efi" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
