--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/lldbg/cmd_dump.c	Thu Jun 09 00:02:41 2016 +0000
@@ -0,0 +1,50 @@
+/*
+ * This is a human-oriented memory dump command.  The dump is given in
+ * both hex and ASCII, with readable spacing.
+ */
+
+#include <sys/types.h>
+#include "types.h"
+
+void
+lldbg_cmd_dump(argbulk)
+	char *argbulk;
+{
+	char *argv[3];
+	u_long start, length;
+	u_long offset;
+	u_char intbuf[16];
+	int i, c;
+
+	if (lldbg_parse_args(argbulk, 2, 2, argv, 0) < 0)
+		return;
+	if (lldbg_parse_hexarg(argv[0], 8, &start) < 0) {
+	      lldbg_printf("ERROR: arg1 must be a valid 32-bit hex address\n");
+		return;
+	}
+	if (lldbg_parse_hexarg(argv[1], 8, &length) < 0) {
+    lldbg_printf("ERROR: arg2 must be a valid 32-bit hex value (length)\n");
+		return;
+	}
+	if (start & 0xF || length & 0xF) {
+    lldbg_printf("ERROR: implementation limit: 16-byte alignment required\n");
+		return;
+	}
+	for (offset = 0; offset < length; offset += 0x10) {
+		bcopy(start + offset, intbuf, 0x10);
+		lldbg_printf("%08X: ", start + offset);
+		for (i = 0; i < 16; i++) {
+			lldbg_printf("%02X ", intbuf[i]);
+			if ((i & 3) == 3)
+				lldbg_putchar(' ');
+		}
+		for (i = 0; i < 16; i++) {
+			c = intbuf[i];
+			if (c >= ' ' && c <= '~')
+				lldbg_putchar(c);
+			else
+				lldbg_putchar('.');
+		}
+		lldbg_putchar('\n');
+	}
+}