testrescue.s

来自「linux-2.4.29操作系统的源码」· S 代码 · 共 24 行

/*
 * Simple testcode to download by the rescue block.
 * Just lits some LEDs to show it was downloaded correctly.
 *
 * Copyright (C) 1999-2003 Axis Communications AB
 */

#define ASSEMBLER_MACROS_ONLY
#include <asm/sv_addr_ag.h>

	.text

	nop
	nop
	moveq	-1, $r2
	move.b	$r2, [R_PORT_PA_DIR]
	moveq	0, $r2
	move.b	$r2, [R_PORT_PA_DATA]

endless:
	nop
	ba	endless
	nop