diff options
| author | Ard Biesheuvel <ard.biesheuvel@linaro.org> | 2016-01-10 11:29:07 +0100 |
|---|---|---|
| committer | Alex Shi <alex.shi@linaro.org> | 2016-05-11 23:20:52 +0800 |
| commit | ee6457583818600e4c9b7f3a09d358d6ae3727b8 (patch) | |
| tree | 45df2ff9ac427af2cf289c816c85e57474ae2547 /include/linux | |
| parent | 98e23ea3a3dd23269a69282291f9bef53e262bc2 (diff) | |
efi: stub: implement efi_get_random_bytes() based on EFI_RNG_PROTOCOL
This exposes the firmware's implementation of EFI_RNG_PROTOCOL via a new
function efi_get_random_bytes().
Reviewed-by: Matt Fleming <matt@codeblueprint.co.uk>
Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
(cherry picked from commit e4fbf4767440472f9d23b0f25a2b905e1c63b6a8)
Signed-off-by: Alex Shi <alex.shi@linaro.org>
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/efi.h | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/include/linux/efi.h b/include/linux/efi.h index 47be3ad7d3e5..333d0ca6940f 100644 --- a/include/linux/efi.h +++ b/include/linux/efi.h @@ -299,7 +299,7 @@ typedef struct { void *open_protocol_information; void *protocols_per_handle; void *locate_handle_buffer; - void *locate_protocol; + efi_status_t (*locate_protocol)(efi_guid_t *, void *, void **); void *install_multiple_protocol_interfaces; void *uninstall_multiple_protocol_interfaces; void *calculate_crc32; @@ -599,6 +599,10 @@ void efi_native_runtime_setup(void); #define EFI_PROPERTIES_TABLE_GUID \ EFI_GUID( 0x880aaca3, 0x4adc, 0x4a04, 0x90, 0x79, 0xb7, 0x47, 0x34, 0x08, 0x25, 0xe5 ) +#define EFI_RNG_PROTOCOL_GUID \ + EFI_GUID(0x3152bca5, 0xeade, 0x433d, \ + 0x86, 0x2e, 0xc0, 0x1c, 0xdc, 0x29, 0x1f, 0x44) + typedef struct { efi_guid_t guid; u64 table; |