diff options
| author | Alexandre Ghiti <alexghiti@rivosinc.com> | 2023-08-17 15:07:34 +0200 |
|---|---|---|
| committer | Jonathan Corbet <corbet@lwn.net> | 2023-08-18 11:04:05 -0600 |
| commit | 180bb41d61b7f14fff5a73d703531540ed71fba7 (patch) | |
| tree | 522398ed01416206df5e268d61da658d83a179c1 /Documentation/riscv | |
| parent | e79be4bea58f1b87921a7625013a6be4087f8ce2 (diff) | |
Documentation: riscv: Update boot image header since EFI stub is supported
The EFI stub is supported on RISC-V so update the documentation that
explains how the boot image header was reused to support it.
Signed-off-by: Alexandre Ghiti <alexghiti@rivosinc.com>
Reviewed-by: Atish Patra <atishp@rivosinc.com>
Reviewed-by: Palmer Dabbelt <palmer@rivosinc.com>
Acked-by: Palmer Dabbelt <palmer@rivosinc.com>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
Link: https://lore.kernel.org/r/20230817130734.10387-3-alexghiti@rivosinc.com
Diffstat (limited to 'Documentation/riscv')
| -rw-r--r-- | Documentation/riscv/boot-image-header.rst | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/Documentation/riscv/boot-image-header.rst b/Documentation/riscv/boot-image-header.rst index a4a45310c4c4..df2ffc173e80 100644 --- a/Documentation/riscv/boot-image-header.rst +++ b/Documentation/riscv/boot-image-header.rst @@ -28,11 +28,11 @@ header in future. Notes ===== -- This header can also be reused to support EFI stub for RISC-V in future. EFI - specification needs PE/COFF image header in the beginning of the kernel image - in order to load it as an EFI application. In order to support EFI stub, - code0 should be replaced with "MZ" magic string and res3(at offset 0x3c) should - point to the rest of the PE/COFF header. +- This header is also reused to support EFI stub for RISC-V. EFI specification + needs PE/COFF image header in the beginning of the kernel image in order to + load it as an EFI application. In order to support EFI stub, code0 is replaced + with "MZ" magic string and res3(at offset 0x3c) points to the rest of the + PE/COFF header. - version field indicate header version number |