Added code to setup and build the IDT. Updated the Bochs' configuration file to allow break points to be set and did some general code clean-up.

2020-08-06 15:20:45 -05:00
parent d8071c0eac
commit 9fe73abe53
15 changed files with 453 additions and 19 deletions
@@ -1,16 +1,8 @@
 global loader

-align 4
-MAGIC_NUMBER equ 0x1BADB002
-FLAGS equ 0x0
-CHECKSUM equ -MAGIC_NUMBER
-KERNEL_STACK_SIZE equ 4096						; size of stack in bytes
-
-	dd MAGIC_NUMBER
-	dd FLAGS
-	dd CHECKSUM
-
+align 8
 loader:
+    KERNEL_STACK_SIZE equ 8192
 	mov esp, kernel_stack; + KERNEL_STACK_SIZE 	; ont ESP to the start of the stack (end of memory area)
 	extern kmain
 	call kmain