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Diffstat (limited to 'Documentation/riscv/boot-image-header.rst')
-rw-r--r-- | Documentation/riscv/boot-image-header.rst | 13 |
1 files changed, 5 insertions, 8 deletions
diff --git a/Documentation/riscv/boot-image-header.rst b/Documentation/riscv/boot-image-header.rst index d7752533865f..df2ffc173e80 100644 --- a/Documentation/riscv/boot-image-header.rst +++ b/Documentation/riscv/boot-image-header.rst @@ -7,9 +7,6 @@ Boot image header in RISC-V Linux This document only describes the boot image header details for RISC-V Linux. -TODO: - Write a complete booting guide. - The following 64-byte header is present in decompressed Linux kernel image:: u32 code0; /* Executable code */ @@ -31,11 +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 |