diff options
Diffstat (limited to 'arch/x86_64/loader.s')
-rw-r--r-- | arch/x86_64/loader.s | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/arch/x86_64/loader.s b/arch/x86_64/loader.s new file mode 100644 index 0000000..b283a64 --- /dev/null +++ b/arch/x86_64/loader.s @@ -0,0 +1,27 @@ +.set MAGIC, 0x1badb002 +.set FLAGS, (1<<0 | 1<<1) +.set CHECKSUM, -(MAGIC + FLAGS) + +.section .multiboot + .long MAGIC + .long FLAGS + .long CHECKSUM + +.section .text +.extern kernel_main +.global loader + +loader: + mov $kernel_stack, %esp + push %eax + push %ebx + call kernel_main + +_stop: + cli + hlt + jmp _stop + +.section .bss +.space 2*1024*1024 # 2 MiB +kernel_stack: |