From: Bernard Blackham <dagobah@ucc.asn.au>
Date: Sun, 10 Aug 2003 16:47:33 +0000 (+0000)
Subject: Altered the memory map. Need a page0 for stack & other variables.
X-Git-Tag: ROMW~77
X-Git-Url: https://git.ucc.asn.au/?a=commitdiff_plain;h=7a70df954df9999622924660001197b245675ba2;p=uccvend-snackrom.git

Altered the memory map. Need a page0 for stack & other variables.
---

diff --git a/ROM2/memory.x b/ROM2/memory.x
index b4431ba..843cbbf 100644
--- a/ROM2/memory.x
+++ b/ROM2/memory.x
@@ -11,10 +11,11 @@ Foundation; either version 2, or (at your option) any later version.
 
 MEMORY
 {
-/*  page0 (rwx) : ORIGIN = 0x0000, LENGTH = 0x00ff  * 256 bytes internal RAM */
-  data  (rw)  : ORIGIN = 0x0000, LENGTH = 0x00ff
+  /* we squeeze both page0 and data into the internal 256 bytes of RAM */
+  page0 (rwx) : ORIGIN = 0x0000, LENGTH = 0x007f
+  data  (rw)  : ORIGIN = 0x0080, LENGTH = 0x007f
   text  (rx)  : ORIGIN = 0x8000, LENGTH = 0x7fff
 }
 
 /* Setup the stack on the top of the data internal ram (not used).  */
-PROVIDE (_stack = 0x0100-1);
+PROVIDE (_stack = 0x007f-1);