From 603f3fac82ccb77775d53fd77ae7c32167116ad7 Mon Sep 17 00:00:00 2001
From: Ian C <ianc@noddybox.co.uk>
Date: Mon, 3 Nov 2008 17:07:32 +0000
Subject: Initial snapshot code (in progress)

---
 source/main.c | 50 ++++++++++++++++++++++++++++++++++++++++++++++++--
 1 file changed, 48 insertions(+), 2 deletions(-)

(limited to 'source/main.c')

diff --git a/source/main.c b/source/main.c
index 5bef185..c196608 100644
--- a/source/main.c
+++ b/source/main.c
@@ -35,10 +35,13 @@
 #include "config.h"
 #include "textmode.h"
 #include "monitor.h"
+#include "snapshot.h"
 
 #include "splashimg_bin.h"
 #include "rom_font_bin.h"
 
+#include "ds81_debug.h"
+
 #ifndef DS81_VERSION
 #define DS81_VERSION "DEV " __TIME__ "/" __DATE__
 #endif
@@ -53,6 +56,12 @@ static const char *main_menu[]=
 	    "Configure",
 	    "Map Joypad to Keys",
 	    "Machine Code Monitor",
+#ifndef DS81_DISABLE_FAT
+	    "Save Memory Snapshot",
+	    "Load Memory Snapshot",
+	    "Save Joypad Mappings",
+	    "Load Joypad Mappings",
+#endif
 	    "Cancel",
 	    NULL
 	};
@@ -64,6 +73,12 @@ typedef enum
     MenuConfigure,
     MenuMapJoypad,
     MenuMonitor,
+#ifndef DS81_DISABLE_FAT
+    MenuSaveSnapshot,
+    MenuLoadSnapshot,
+    MenuSaveMappings,
+    MenuLoadMappings
+#endif
 } MenuOpt;
 
 /* ---------------------------------------- IRQ FUNCS
@@ -83,8 +98,9 @@ static void Splash(void)
     	"                   "
 	"Welcome to DS81, a ZX81 emulator for the Ninetendo DS.  "
 	"You can safely ignore this message.  I was just bored for half an "
-	"hour.  "
-	"Thanks to Slay Radio for coding fuel."
+	"hour.  And no retro item is complete without a side-scroller...  "
+	"Thanks to Slay Radio, the Genki Rockets and the High Voltage SID "
+	"Collection for coding fuel."
     };
 
     static const char *text[]=
@@ -144,6 +160,7 @@ static void Splash(void)
     if (res)
     {
 	ZX81EnableFileSystem(TRUE);
+	SNAP_Enable(TRUE);
 
 	FB_Centre("Found a FAT device.",y,COL_WHITE,COL_TRANSPARENT);
 	y += 8;
@@ -167,6 +184,7 @@ static void Splash(void)
     else
     {
 	ZX81EnableFileSystem(FALSE);
+	SNAP_Enable(FALSE);
 
 	FB_Centre("Sorry, but you don't have a",y,COL_WHITE,COL_TRANSPARENT);
 	y += 8;
@@ -374,10 +392,20 @@ int main(int argc, char *argv[])
 
     SK_SetSticky(SK_SHIFT,DS81_Config[DS81_STICKY_SHIFT]);
 
+    if (DS81_Config[DS81_LOAD_DEFAULT_SNAPSHOT])
+    {
+    	SNAP_Load(z80, "AUTO");
+    }
+
     while(1)
     {
+	static unsigned cycle;
+
 	SoftKeyEvent ev;
 
+	DS81_DEBUG_STATUS("PC = %4.4x   I = %u", z80->PC, cycle);
+	cycle++;
+
     	Z80Exec(z80);
 
 	while(SK_GetEvent(&ev))
@@ -412,6 +440,24 @@ int main(int argc, char *argv[])
 			    case MenuMonitor:
 			    	MachineCodeMonitor(z80);
 				break;
+
+#ifndef DS81_DISABLE_FAT
+			    case MenuSaveSnapshot:
+			    	SNAP_Save(z80);
+			    	break;
+
+			    case MenuLoadSnapshot:
+			    	SNAP_Load(z80, NULL);
+			    	break;
+
+			    case MenuSaveMappings:
+			    	// TODO
+			    	break;
+
+			    case MenuLoadMappings:
+			    	// TODO
+			    	break;
+#endif
 			}
 
 			SK_DisplayKeyboard();
-- 
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