Restructure kernel to use 1-segment COM convention

2021-02-07 16:17:31 +00:00 · 2021-02-07 16:17:31 +00:00 · 84b754551c
commit 84b754551c
parent 71c89387fc
7 changed files with 369 additions and 448 deletions
--- a/com/@rdos.asm
+++ b/com/@rdos.asm
@ -0,0 +1,38 @@
+	org 0x100
+
+	jmp init
+
+%defstr V VERSION
+banner:	db "RDOS ", V, 0x0A, 0x0D, 0, 0x1A
+
+%include "kernel/far.asm"
+%include "inc/bpb.asm"
+%include "kernel/drive.asm"
+
+section .text
+
+init:	call rstseg
+	mov si, banner
+.l01:	lodsb
+	test al, al
+	jz .l02
+	mov ah, 0x0e
+	xor bx, bx
+	int 0x10
+	jmp .l01
+.l02:
+	call dinit
+
+	mov dl, 0
+	call logdrv
+
+	xor ax, ax
+	xor dx, dx
+	call maprd
+
+	inc word [dskbuf+0x80]
+	call dirty
+	call flush
+
+hlt:	hlt
+	jmp hlt