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efi: Add GRUB_PE32_MAGIC definition

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Add a generic GRUB_PE32_MAGIC definition for the PE 'MZ' tag and delete
the existing one in arm64/linux.h.

Update arm64 Linux loader to use this new definition.

Signed-off-by: Leif Lindholm <leif.lindholm@linaro.org>
This commit is contained in:
Leif Lindholm 2017-08-03 11:04:25 +01:00 committed by Vladimir Serbinenko
parent 8c9465fac9
commit c5841ba7f0
3 changed files with 3 additions and 3 deletions
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2
grub-core/loader/arm64/linux.c
View file

@ -52,7 +52,7 @@ grub_arm64_uefi_check_image (struct grub_arm64_linux_kernel_header * lh)
if (lh->magic != GRUB_ARM64_LINUX_MAGIC)
return grub_error(GRUB_ERR_BAD_OS, "invalid magic number");
if ((lh->code0 & 0xffff) != GRUB_EFI_PE_MAGIC)
if ((lh->code0 & 0xffff) != GRUB_PE32_MAGIC)
return grub_error (GRUB_ERR_NOT_IMPLEMENTED_YET,
N_("plain image kernel not supported - rebuild with CONFIG_(U)EFI_STUB enabled"));

2
include/grub/arm64/linux.h
View file

@ -23,8 +23,6 @@
#define GRUB_ARM64_LINUX_MAGIC 0x644d5241 /* 'ARM\x64' */
#define GRUB_EFI_PE_MAGIC 0x5A4D
/* From linux/Documentation/arm64/booting.txt */
struct grub_arm64_linux_kernel_header
{

2
include/grub/efi/pe32.h
View file

@ -45,6 +45,8 @@
#define GRUB_PE32_MSDOS_STUB_SIZE 0x80
#define GRUB_PE32_MAGIC 0x5a4d
/* According to the spec, the minimal alignment is 512 bytes...
But some examples (such as EFI drivers in the Intel
Sample Implementation) use 32 bytes (0x20) instead, and it seems