diff options
Diffstat (limited to 'sys/x86/include/metadata.h')
| -rw-r--r-- | sys/x86/include/metadata.h | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/sys/x86/include/metadata.h b/sys/x86/include/metadata.h index b3eb4b16c1ba..dd8a8ef6c73d 100644 --- a/sys/x86/include/metadata.h +++ b/sys/x86/include/metadata.h @@ -36,10 +36,15 @@ #define MODINFOMD_VBE_FB 0x1007 #define MODINFOMD_EFI_ARCH 0x1008 +/* + * This is not the same as the UEFI standard EFI_MEMORY_ATTRIBUTES_TABLE, though + * memory_size / descritpr_size entries of EFI_MEMORY_DESCRIPTORS follow this table + * starting at a 16-byte alignment. + */ struct efi_map_header { - uint64_t memory_size; - uint64_t descriptor_size; - uint32_t descriptor_version; + uint64_t memory_size; /* Numnber of bytes that follow */ + uint64_t descriptor_size; /* Size of each EFI_MEMORY_DESCRIPTOR */ + uint32_t descriptor_version; /* Currently '1' */ }; struct efi_fb { |