From 5fa48ec59133aec5060dddf7d85a9b7b6c9c1929 Mon Sep 17 00:00:00 2001
From: tudnai <tamas.rudnai@gmail.com>
Date: Wed, 16 Nov 2022 12:19:12 -0800
Subject: [PATCH] Save_RAM()

---
 src/dev/mem/mmio.c | 28 ++++++++++++++++++++++++----
 src/dev/mem/mmio.h |  2 ++
 2 files changed, 26 insertions(+), 4 deletions(-)

diff --git a/src/dev/mem/mmio.c b/src/dev/mem/mmio.c
index 32dc857..42f8dd7 100644
--- a/src/dev/mem/mmio.c
+++ b/src/dev/mem/mmio.c
@@ -157,6 +157,26 @@ INLINE void save_AUX(void) {
 }
 
 
+/// Save entire
+void save_RAM() {
+    // save the content of Shadow ZP + Stack
+    memcpy( (void*) currentZPSTCKMEM, shadowZPSTCKMEM, 0x200);
+    // save LoMem
+    memcpy( (void*) currentLowWRMEM + 0x200, WRLOMEM + 0x200, 0xBE00);
+
+    save_AUX();
+
+    if ( activeTextPage ) {
+        // save the content of Shadow Memory
+        memcpy(activeTextPage, shadowTextPage, 0x400);
+    }
+
+}
+
+
+
+
+
 INLINE void select_RAM_BANK( uint16_t addr ) {
     // RAM Bank 1 or 2?
     switch ((uint8_t)addr) {
@@ -1378,19 +1398,19 @@ void auxMemorySelect( MEMcfg_t newMEMcfg ) {
             newReadMEM = Apple2_64K_AUX + 0x200;
         }
         else {
-            newReadMEM = Apple2_64K_MEM + 0x200;
+            newReadMEM = Apple2_64K_RAM + 0x200;
         }
         
         if ( newMEMcfg.WR_AUX_MEM ) {
             newWriteMEM = Apple2_64K_AUX;
         }
         else {
-            newWriteMEM = Apple2_64K_MEM;
+            newWriteMEM = Apple2_64K_RAM;
         }
     }
     else {
-        newReadMEM = Apple2_64K_MEM + 0x200;
-        newWriteMEM = Apple2_64K_MEM;
+        newReadMEM = Apple2_64K_RAM + 0x200;
+        newWriteMEM = Apple2_64K_RAM;
     }
     
     
diff --git a/src/dev/mem/mmio.h b/src/dev/mem/mmio.h
index 6170aab..a49658c 100644
--- a/src/dev/mem/mmio.h
+++ b/src/dev/mem/mmio.h
@@ -87,6 +87,8 @@ extern void kbdUp (void);
 extern uint8_t getIO ( uint16_t ioaddr );
 extern void setIO ( uint16_t ioaddr, uint8_t val );
 
+extern void save_RAM();
+
 #ifndef DEBUGGER
 extern uint8_t getMEM ( uint16_t ioaddr );
 extern uint16_t getMEM16 ( uint16_t ioaddr );