From ddc65d92d3ea74f5c26da02cbfbedf14ae30ec30 Mon Sep 17 00:00:00 2001
From: rgimad <33692565+rgimad@users.noreply.github.com>
Date: Sun, 2 Feb 2025 17:11:50 +0300
Subject: [PATCH] fixed stupid mistake with rcx destroying todo: maybe use
 uefi_call_wrapper, it also seems like check alignment. Does fstcall chack
 alignment of stack by 16?

---
 kernel/boot/bootx64.asm | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/kernel/boot/bootx64.asm b/kernel/boot/bootx64.asm
index 4d68c7d..e5ea037 100644
--- a/kernel/boot/bootx64.asm
+++ b/kernel/boot/bootx64.asm
@@ -108,8 +108,8 @@ proc main _efi_handle, _efi_table
         jnz     $ ; loop if fail to init text
 
         ; disable the default watchdog timer, otherwise it will reboot the pc after 5 mins of this app work
-        mov     rcx, [rbx + EFI_SYSTEM_TABLE.BootServices]
-        fstcall [rcx + EFI_BOOT_SERVICES.SetWatchdogTimer], rcx, 0, 0, 0, 0
+        mov     rax, [rbx + EFI_SYSTEM_TABLE.BootServices]
+        fstcall [rax + EFI_BOOT_SERVICES.SetWatchdogTimer], 0, 0, 0, 0
         test    eax, eax
         jz      @f
         mov     rcx, msg_failed_disable_watchdog