Date: Thu, 12 Nov 2020 10:09:52 +0800 From: Leo Yu-Chi Liang ycliang@andestech.com Subject: [PATCH 2/3] riscv: Fix efi header size for RV32
This patch depends on Atish's patch. (https://patchwork.ozlabs.org/project/uboot/patch/20201013192331.3236458-1-at...)
Modify the size of the Optional Header "Windows-Specific Fields" to fit with the specification. (https://docs.microsoft.com/en-us/windows/win32/debug/pe-format)
Signed-off-by: Leo Yu-Chi Liang ycliang@andestech.com Cc: rick@andestech.com Cc: alankao@andestech.com Cc: atish.patra@wdc.com Cc: xypron.glpk@gmx.de Cc: bmeng.cn@gmail.com --- arch/riscv/lib/crt0_riscv_efi.S | 17 ++++++++++++++--- 1 file changed, 14 insertions(+), 3 deletions(-)
diff --git a/arch/riscv/lib/crt0_riscv_efi.S b/arch/riscv/lib/crt0_riscv_efi.S index 4aaa49ad07..48ff89553b 100644 --- a/arch/riscv/lib/crt0_riscv_efi.S +++ b/arch/riscv/lib/crt0_riscv_efi.S @@ -15,13 +15,13 @@ #define SAVE_LONG(reg, idx) sd reg, (idx*SIZE_LONG)(sp) #define LOAD_LONG(reg, idx) ld reg, (idx*SIZE_LONG)(sp) #define PE_MACHINE IMAGE_FILE_MACHINE_RISCV64 -#define PE_MAGIC IMAGE_NT_OPTIONAL_HDR64_MAGIC +#define PE_MAGIC IMAGE_NT_OPTIONAL_HDR64_MAGIC #else #define SIZE_LONG 4 #define SAVE_LONG(reg, idx) sw reg, (idx*SIZE_LONG)(sp) #define LOAD_LONG(reg, idx) lw reg, (idx*SIZE_LONG)(sp) #define PE_MACHINE IMAGE_FILE_MACHINE_RISCV32 -#define PE_MAGIC IMAGE_NT_OPTIONAL_HDR32_MAGIC +#define PE_MAGIC IMAGE_NT_OPTIONAL_HDR32_MAGIC #endif
@@ -50,7 +50,7 @@ coff_header: IMAGE_FILE_LOCAL_SYMS_STRIPPED | \ IMAGE_FILE_DEBUG_STRIPPED) optional_header: - .short PE_MAGIC /* PE32+ format */ + .short PE_MAGIC /* PE32(+) format */ .byte 0x02 /* MajorLinkerVersion */ .byte 0x14 /* MinorLinkerVersion */ .long _edata - _start /* SizeOfCode */ @@ -63,7 +63,11 @@ optional_header: #endif
extra_header_fields: +#if __riscv_xlen == 32 + .long 0 /* ImageBase */ +#else .quad 0 /* ImageBase */ +#endif .long 0x20 /* SectionAlignment */ .long 0x8 /* FileAlignment */ .short 0 /* MajorOperatingSystemVersion */ @@ -83,10 +87,17 @@ extra_header_fields: .long 0 /* CheckSum */ .short IMAGE_SUBSYSTEM_EFI_APPLICATION /* Subsystem */ .short 0 /* DllCharacteristics */ +#if __riscv_xlen == 32 + .long 0 /* SizeOfStackReserve */ + .long 0 /* SizeOfStackCommit */ + .long 0 /* SizeOfHeapReserve */ + .long 0 /* SizeOfHeapCommit */ +#else .quad 0 /* SizeOfStackReserve */ .quad 0 /* SizeOfStackCommit */ .quad 0 /* SizeOfHeapReserve */ .quad 0 /* SizeOfHeapCommit */ +#endif .long 0 /* LoaderFlags */ .long 0x6 /* NumberOfRvaAndSizes */