Spexeah/Asuro
Spexeah/Asuro
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git-svn-id: https://spexeah.com:8443/svn/Asuro@513 6dbc8c32-bb84-406f-8558-d1cf31a0ab0c

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This commit is contained in:
kieron 2018-04-12 20:32:56 +00:00
parent c514e7dc83
commit aae55ef2ec
10 changed files with 15 additions and 5 deletions
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Asuro.iso
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bin/kernel.bin
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iso/boot/asuro.bin
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lib/fat32.ppu
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lib/libpconsole.a
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lib/libpmultiboot.a
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lib/libpsystem.a
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lib/stub.o
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src/driver/storage/fat32.pas
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@ -121,6 +121,7 @@ var
fatStart : uint32; fatStart : uint32;
dataStart: uint32; dataStart: uint32;
begin begin
buffer:= puint32(kalloc(512)); buffer:= puint32(kalloc(512));

19
src/stub/stub.asm
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@ -29,13 +29,13 @@ MULTIBOOT_ADDRESS_FIELDS equ 1<<16
; Multiboot header defines ; Multiboot header defines
; ;
MULTIBOOT_HEADER_MAGIC equ 0x1BADB002 MULTIBOOT_HEADER_MAGIC equ 0x1BADB002
MULTIBOOT_HEADER_FLAGS equ MULTIBOOT_MODULE_ALIGN | MULTIBOOT_MEMORY_MAP MULTIBOOT_HEADER_FLAGS equ MULTIBOOT_MODULE_ALIGN | MULTIBOOT_MEMORY_MAP | MULTIBOOT_GRAPHICS_FIELDS
MULTIBOOT_HEADER_CHECKSUM equ -(MULTIBOOT_HEADER_MAGIC + MULTIBOOT_HEADER_FLAGS) MULTIBOOT_HEADER_CHECKSUM equ -(MULTIBOOT_HEADER_MAGIC + MULTIBOOT_HEADER_FLAGS)
; ;
; Kernel stack size ; Kernel stack size
; ;
KERNEL_STACKSIZE equ 0x4000 KERNEL_STACKSIZE equ 0x4000
KERNEL_VIRTUAL_BASE equ 0xC0000000 KERNEL_VIRTUAL_BASE equ 0xC0000000
KERNEL_PAGE_NUMBER equ (KERNEL_VIRTUAL_BASE >> 22) KERNEL_PAGE_NUMBER equ (KERNEL_VIRTUAL_BASE >> 22)
@ -57,7 +57,16 @@ align 4
dd MULTIBOOT_HEADER_MAGIC dd MULTIBOOT_HEADER_MAGIC
dd MULTIBOOT_HEADER_FLAGS dd MULTIBOOT_HEADER_FLAGS
dd MULTIBOOT_HEADER_CHECKSUM dd MULTIBOOT_HEADER_CHECKSUM
dd 0
dd 0
dd 0
dd 0
dd 0
dd 0
dd 1920
dd 1600
dd 8
; ;
; Entrypoint ; Entrypoint
; ;
@ -81,8 +90,8 @@ _loader:
jmp ecx jmp ecx
kstart: kstart:
mov dword [BootPageDirectory], 0 mov dword [BootPageDirectory], 0
invlpg [0] invlpg [0]
mov esp, KERNEL_STACK+KERNEL_STACKSIZE ;Create kernel stack mov esp, KERNEL_STACK+KERNEL_STACKSIZE ;Create kernel stack
push eax ;Multiboot magic number push eax ;Multiboot magic number
add ebx, KERNEL_VIRTUAL_BASE add ebx, KERNEL_VIRTUAL_BASE