some support for 128k mode

[picodrive.git] / pico / pico_int.h

diff --git a/pico/pico_int.h b/pico/pico_int.h
index da49e04..15ab616 100644 (file)
--- a/pico/pico_int.h
+++ b/pico/pico_int.h
@@ -292,7 +292,8 @@ struct PicoVideo
   unsigned char pending_ints; // pending interrupts: ??VH????\r
   signed char lwrite_cnt;     // VDP write count during active display line\r
   unsigned short v_counter;   // V-counter\r
-  unsigned char pad[0x10];\r
+  unsigned char addr_u;\r
+  unsigned char pad[0x0f];\r
 };\r
 \r
 struct PicoMisc\r
@@ -333,8 +334,14 @@ struct PicoEState
 {\r
   int DrawScanline;\r
   int rendstatus;\r
+  void *DrawLineDest;          // draw destination\r
+  unsigned char *HighCol;\r
+  int *HighPreSpr;\r
   void *Pico_video;\r
   void *Pico_vram;\r
+  int  *PicoOpt;\r
+  unsigned char *Draw2FB;\r
+  unsigned short HighPal[0x100];\r
 };\r
 \r
 // some assembly stuff depend on these, do not touch!\r
@@ -584,9 +591,10 @@ extern void (*PicoCartUnloadHook)(void);
 int CM_compareRun(int cyc, int is_sub);\r
 \r
 // draw.c\r
+void PicoDrawInit(void);\r
 PICO_INTERNAL void PicoFrameStart(void);\r
 void PicoDrawSync(int to, int blank_last_line);\r
-void BackFill(int reg7, int sh);\r
+void BackFill(int reg7, int sh, struct PicoEState *est);\r
 void FinalizeLine555(int sh, int line, struct PicoEState *est);\r
 extern int (*PicoScanBegin)(unsigned int num);\r
 extern int (*PicoScanEnd)(unsigned int num);\r
@@ -596,6 +604,7 @@ extern void *DrawLineDestBase;
 extern int DrawLineDestIncrement;\r
 \r
 // draw2.c\r
+void PicoDraw2Init(void);\r
 PICO_INTERNAL void PicoFrameFull();\r
 \r
 // mode4.c\r
@@ -774,7 +783,7 @@ extern int line_base_cycles;
 PICO_INTERNAL_ASM void PicoVideoWrite(unsigned int a,unsigned short d);\r
 PICO_INTERNAL_ASM unsigned int PicoVideoRead(unsigned int a);\r
 PICO_INTERNAL_ASM unsigned int PicoVideoRead8(unsigned int a);\r
-extern int (*PicoDmaHook)(unsigned int source, int len, unsigned short **srcp, unsigned short **limitp);\r
+extern int (*PicoDmaHook)(unsigned int source, int len, unsigned short **base, unsigned int *mask);\r
 \r
 // misc.c\r
 PICO_INTERNAL_ASM void memcpy16(unsigned short *dest, unsigned short *src, int count);\r