47 lines
1.1 KiB
NASM
47 lines
1.1 KiB
NASM
#define ASM_FILE
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#include "multiboot2.h"
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#include "mlayout.h"
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extern hmain
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global hal_main_32
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section .multiboot_header
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bits 32
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align KERNEL_PAGE_SIZE
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MULTIBOOT_ARCH equ 0
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MULTIBOOT_CHECK_SUM equ (0xFFFFFFFF - (MULTIBOOT2_HEADER_MAGIC + MULTIBOOT_HEADER_SIZE + MULTIBOOT_ARCH) + 1)
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MULTIBOOT_REQ_LOADERNAME equ 2
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MULTIBOOT_REQ_MMAP equ 6
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MULTIBOOT_REQ_ACPI_RSDP equ 15
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;====================
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;header tag
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align MULTIBOOT_HEADER_ALIGN
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multiboot_header_tag:
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dd MULTIBOOT2_HEADER_MAGIC
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dd MULTIBOOT_ARCH
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dd MULTIBOOT_HEADER_SIZE
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dd MULTIBOOT_CHECK_SUM
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;====================
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;INFO_REQUEST_TAG
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align MULTIBOOT_INFO_ALIGN
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multiboot_info_tag:
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dw 0x1 ; type=1
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dw 0x0 ; flag=0
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dd MULTIBOOT_INFO_TAG_SIZE
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dd MULTIBOOT_REQ_LOADERNAME
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dd MULTIBOOT_REQ_MMAP
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MULTIBOOT_INFO_TAG_SIZE equ ($ - multiboot_info_tag)
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;====================
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;MODULE ALIGNMENT TAG
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align MULTIBOOT_INFO_ALIGN
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dw 0x6; type=6
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dw 0x0; flag=0
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dd 0x8
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;====================
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align MULTIBOOT_INFO_ALIGN
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;End_tag
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dw 0x0
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dw 0x0
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dd 0x8
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;====================
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MULTIBOOT_HEADER_SIZE equ ($ - multiboot_header_tag) |