more userspace stuff

2026-07-01 20:00:22 -05:00
parent af6c1c94cf
commit b6ee4fc3de
21 changed files with 161 additions and 121 deletions
--- a/programs/crt0.S
+++ b/programs/crt0.S
@@ -1,24 +1,21 @@
 .global _start
-.intel_syntax noprefix

 .section .text
 _start:
-    xor ebp, ebp
-    push ebp
-    mov ebp, esp
+    xor %ebp, %ebp
+    push %ebp
+    mov %esp, %ebp

-    mov eax, [esp + 4]
-    lea ebx, [esp + 8]
-    lea ecx, [esp + 12]
+    mov (%esp), %eax
+    lea 4(%esp), %ebx
+    lea 8(%esp, %eax, 4), %ecx

-    push ecx
-    push ebx
-    push eax
+    push %ecx
+    push %ebx
+    push %eax

    call main

-    push eax
+    push %eax
    call exit
-
-1:  hlt
-    jmp 1b
+1: jmp 1b