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HV: elf_loader: introduce the multiboot_header data structure

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Define the multiboot_header data structure and
MULTIBOOT_MEMORY related definitions.

Tracked-On: #8642

Signed-off-by: Zhang Chen <chen.zhang@intel.com>
Signed-off-by: Victor Sun <victor.sun@intel.com>
Reviewed-by: Junjie Mao <junjie.mao@intel.com>
This commit is contained in:
Zhang Chen 2023-08-01 14:45:24 +08:00 committed by acrnsi-robot
parent b808c0ef32
commit 1d4bdd452c
1 changed files with 30 additions and 0 deletions
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30
hypervisor/boot/include/multiboot_std.h
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@ -48,6 +48,36 @@
#define MULTIBOOT_INFO_HAS_LOADER_NAME 0x00000200U #define MULTIBOOT_INFO_HAS_LOADER_NAME 0x00000200U
#ifndef ASSEMBLER #ifndef ASSEMBLER
struct multiboot_header {
/* Must be MULTIBOOT_MAGIC - see above. */
uint32_t magic;
/* Feature flags. */
uint32_t flags;
/* The above fields plus this one must equal 0 mod 2^32. */
uint32_t checksum;
/* These are only valid if MULTIBOOT_AOUT_KLUDGE is set. */
uint32_t header_addr;
uint32_t load_addr;
uint32_t load_end_addr;
uint32_t bss_end_addr;
uint32_t entry_addr;
/* These are only valid if MULTIBOOT_VIDEO_MODE is set. */
uint32_t mode_type;
uint32_t width;
uint32_t height;
uint32_t depth;
} __packed;
#define MULTIBOOT_MEMORY_AVAILABLE 1U
#define MULTIBOOT_MEMORY_RESERVED 2U
#define MULTIBOOT_MEMORY_ACPI_RECLAIMABLE 3U
#define MULTIBOOT_MEMORY_NVS 4U
#define MULTIBOOT_MEMORY_BADRAM 5U
struct multiboot_mmap { struct multiboot_mmap {
uint32_t size; uint32_t size;
uint64_t baseaddr; uint64_t baseaddr;