+
−/*
+
− * r16 hexaddr -- read a 16-bit register or memory location
+
− */
+
−
+
−#include <sys/types.h>
+
−#include "types.h"
+
−
+
−void
+
−cmd_r16(argbulk)
+
−	char *argbulk;
+
−{
+
−	char *argv[2];
+
−	u_long addr;
+
−
+
−	if (parse_args(argbulk, 1, 1, argv, 0) < 0)
+
−		return;
+
−	if (parse_hexarg(argv[0], 8, &addr) < 0) {
+
−		printf("ERROR: argument must be a valid 32-bit hex address\n");
+
−		return;
+
−	}
+
−	if (addr & 1) {
+
−		printf("ERROR: unaligned address\n");
+
−		return;
+
−	}
+
−	printf("%04X\n", *(volatile u16 *)addr);
+
−}