mkinitrd-magellan/isolinux/writestr.inc

;; -----------------------------------------------------------------------
;;
;;   Copyright 1994-2008 H. Peter Anvin - All Rights Reserved
;;
;;   This program is free software; you can redistribute it and/or modify
;;   it under the terms of the GNU General Public License as published by
;;   the Free Software Foundation, Inc., 53 Temple Place Ste 330,
;;   Boston MA 02111-1307, USA; either version 2 of the License, or
;;   (at your option) any later version; incorporated herein by reference.
;;
;; -----------------------------------------------------------------------

;;
;; writestr.inc
;;
;; Code to write a simple string.
;;

		section .text
;
; crlf: Print a newline
;
crlf:		push ax
		mov al,CR
		call writechr
		mov al,LF
		call writechr
		pop ax
		ret

;
; writestr: write a null-terminated string to the console, saving
;            registers on entry.
;
; Note: writestr_early and writestr are distinct in
; SYSLINUX and EXTLINUX, but not PXELINUX and ISOLINUX
;
writestr:
		pushfd
                pushad
.top:		lodsb
		and al,al
                jz .end
		call writechr
                jmp short .top
.end:		popad
		popfd
                ret
1	;; -----------------------------------------------------------------------
2	;;
3	;; Copyright 1994-2008 H. Peter Anvin - All Rights Reserved
4	;;
5	;; This program is free software; you can redistribute it and/or modify
6	;; it under the terms of the GNU General Public License as published by
7	;; the Free Software Foundation, Inc., 53 Temple Place Ste 330,
8	;; Boston MA 02111-1307, USA; either version 2 of the License, or
9	;; (at your option) any later version; incorporated herein by reference.
10	;;
11	;; -----------------------------------------------------------------------
12
13	;;
14	;; writestr.inc
15	;;
16	;; Code to write a simple string.
17	;;
18
19	section .text
20	;
21	; crlf: Print a newline
22	;
23	crlf: push ax
24	mov al,CR
25	call writechr
26	mov al,LF
27	call writechr
28	pop ax
29	ret
30
31	;
32	; writestr: write a null-terminated string to the console, saving
33	; registers on entry.
34	;
35	; Note: writestr_early and writestr are distinct in
36	; SYSLINUX and EXTLINUX, but not PXELINUX and ISOLINUX
37	;
38	writestr:
39	pushfd
40	pushad
41	.top: lodsb
42	and al,al
43	jz .end
44	call writechr
45	jmp short .top
46	.end: popad
47	popfd
48	ret