Mask off the lowest two bits of the disassembly start address. This avoids

misaligned references caused by the SHmedia bit.

sys/arch/sh5/sh5/db_disasm.c

@@ -1,4 +1,4 @@
-/*	$NetBSD: db_disasm.c,v 1.11 2002/12/06 10:12:13 scw Exp $	*/
+/*	$NetBSD: db_disasm.c,v 1.12 2003/05/17 09:31:33 scw Exp $	*/
 
 /*
  * Copyright 2002 Wasabi Systems, Inc.
@@ -1091,6 +1091,11 @@ db_disasm(db_addr_t loc, boolean_t dummy)
 	opcode_t op;
 	const char *mnemonic, *comma = "";
 
+	/*
+	 * Ditch the SHmedia bit
+	 */
+	loc &= ~3;
+
 	if (loc < SH5_KSEG0_BASE) {
 		op = fuword((void *)loc);
 		if (op == 0xffffffff) {