Commit 41cae0ed authored by Leif Lindholm's avatar Leif Lindholm Committed by Colin Watson

efi: Add GRUB_PE32_MAGIC definition

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: 's avatarLeif Lindholm <>

Origin: upstream,
Last-Update: 2018-12-06

Patch-Name: efi-add-GRUB_PE32_MAGIC-definition.patch
parent c45b3e3c
......@@ -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"));
......@@ -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
......@@ -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
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