cos2000v2/system/multiboot.asm

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;/*******************************************************************************/
;/* COS2000 - Compatible Operating System - LGPL v3 - Hordé Nicolas */
;/* */
[BITS 32]
SECTION .multiboot
%define MULTIBOOT_TAG_ALIGN 8
%define MULTIBOOT2_HEADER_MAGIC 0xe85250d6
%define MULTIBOOT_ARCHITECTURE_I386 0
%define MULTIBOOT_HEADER_TAG_OPTIONAL 1
%define MULTIBOOT_HEADER_TAG_CONSOLE_FLAGS 4
%define MULTIBOOT_HEADER_TAG_FRAMEBUFFER 5
%define MULTIBOOT_HEADER_TAG_END 0
%define MULTIBOOT_CONSOLE_FLAGS_EGA_TEXT_SUPPORTED 2
%defstr arch ARCH
multiboot_header:
align MULTIBOOT_TAG_ALIGN
dd MULTIBOOT2_HEADER_MAGIC ; magic
dd MULTIBOOT_ARCHITECTURE_I386 ; architecture
dd multiboot_header_end - multiboot_header
dd -(MULTIBOOT2_HEADER_MAGIC + MULTIBOOT_ARCHITECTURE_I386 + (multiboot_header_end - multiboot_header))
align MULTIBOOT_TAG_ALIGN
framebuffer_tag_start:
%warning "Avec le FRAMEBUFFER VESA."
dw MULTIBOOT_HEADER_TAG_FRAMEBUFFER ; type
dw MULTIBOOT_HEADER_TAG_OPTIONAL ; flags
dd framebuffer_tag_end - framebuffer_tag_start
dd 1024 ; width
dd 768 ; height
dd 32 ; depth
align MULTIBOOT_TAG_ALIGN
framebuffer_tag_end:
dw MULTIBOOT_HEADER_TAG_END
dw 0
dd 8
multiboot_header_end:
SECTION .text
global start
extern main
start:
push ebx
push eax
call main
hlt