diff options
Diffstat (limited to 'src/bootstrap/boot64.s')
| -rw-r--r-- | src/bootstrap/boot64.s | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/src/bootstrap/boot64.s b/src/bootstrap/boot64.s new file mode 100644 index 0000000..493912b --- /dev/null +++ b/src/bootstrap/boot64.s @@ -0,0 +1,16 @@ +.global long_mode_start +.extern kmain + +.section .text +.code64 +long_mode_start: + // load null into all data segment registers + mov $0, %ax + mov %ax, %ss + mov %ax, %ds + mov %ax, %es + mov %ax, %fs + mov %ax, %gs + + call kmain + hlt
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