CVS: blob/src/blob memory.c,1.5,1.6

[Russ D. <ru...@us...>]

Update of /cvsroot/blob/blob/src/blob
In directory sc8-pr-cvs1:/tmp/cvs-serv1976/src/blob

Modified Files:
	memory.c 
Log Message:
allow probing of ram at 0x0

Index: memory.c
===================================================================
RCS file: /cvsroot/blob/blob/src/blob/memory.c,v
retrieving revision 1.5
retrieving revision 1.6
diff -u -d -r1.5 -r1.6
--- memory.c	13 Feb 2002 00:09:51 -0000	1.5
+++ memory.c	9 Dec 2003 03:28:31 -0000	1.6
@@ -56,16 +56,16 @@
 	for(i = 0; i < NUM_MEM_AREAS; i++)
 		memory_map[i].used = 0;
 
-	/* first write a 0 to all memory locations */
+	/* first write a magic value to all memory locations */
 	for(addr = MEMORY_START; addr < MEMORY_END; addr += TEST_BLOCK_SIZE)
-		* (u32 *)addr = 0;
+		* (u32 *)addr = 0xabadcafe;
 
 	/* scan memory in blocks */
 	i = 0;
 	for(addr = MEMORY_START; addr < MEMORY_END; addr += TEST_BLOCK_SIZE) {
 		if(testram(addr) == 0) {
 			/* yes, memory */
-			if(* (u32 *)addr != 0) { /* alias? */
+			if(* (u32 *)addr != 0xabadcafe) { /* alias? */
 				dprintf("detected alias at 0x%08x, "
 					"aliased from 0x%08x\n",
 				        addr, * (u32 *)addr);