+
−/*
+
− * w8 hexaddr xx -- write an 8-bit register or memory location
+
− */
+
−
+
−#include <sys/types.h>
+
−#include "types.h"
+
−
+
−void
+
−cmd_w8(argbulk)
+
−	char *argbulk;
+
−{
+
−	char *argv[3];
+
−	u_long addr, data;
+
−
+
−	if (parse_args(argbulk, 2, 2, argv, 0) < 0)
+
−		return;
+
−	if (parse_hexarg(argv[0], 8, &addr) < 0) {
+
−		printf("ERROR: arg1 must be a valid 32-bit hex address\n");
+
−		return;
+
−	}
+
−	if (parse_hexarg(argv[1], 2, &data) < 0) {
+
−		printf("ERROR: arg2 must be a valid 8-bit hex value\n");
+
−		return;
+
−	}
+
−	*(volatile u8 *)addr = data;
+
−}