Fix sleep_and_quit_on_keypress on BIOS

2021-03-03 22:47:46 +01:00 · 2021-03-03 22:47:46 +01:00 · e21b9d87c9
parent f7a8bbd7f6
commit e21b9d87c9
1 changed files with 5 additions and 0 deletions
--- a/stage23/lib/sleep.asm
+++ b/stage23/lib/sleep.asm
@ -105,8 +105,13 @@ pit_sleep_and_quit_on_keypress:
    mov edx, dword [int_08_callback]
    mov dword [0x08*4], edx

+    xor edx, edx
+    mov dl, ah
+    xor ah, ah
    push eax
+    push edx
    call getchar_internal
    pop edx
+    pop edx

    ret