-//////////////////////////////////////////////////////////////////////////////
//
-//////////////////////////////////////////////////////////////////////////////
+// TOM Header file
//
-//
-//
-//
-//
-//
-//////////////////////////////////////////////////////////////////////////////
#ifndef __TOM_H__
#define __TOM_H__
#include "jaguar.h"
-#define TOM_VBLANK_DURATION_IN_SCANLINES 25
-
#define VIDEO_MODE_16BPP_CRY 0
#define VIDEO_MODE_24BPP_RGB 1
#define VIDEO_MODE_16BPP_DIRECT 2
#define VIDEO_MODE_16BPP_RGB 3
+// 68000 Interrupt bit positions (enabled at $F000E0)
-extern uint32 tom_width;
-extern uint32 tom_height;
+enum { IRQ_VBLANK = 0, IRQ_GPU, IRQ_OPFLAG, IRQ_TIMER, IRQ_DSP };
void tom_init(void);
void tom_reset(void);
void tom_done(void);
-unsigned tom_byte_read(unsigned int offset);
-unsigned tom_word_read(unsigned int offset);
-void tom_byte_write(unsigned offset, unsigned data);
-void tom_word_write(unsigned offset, unsigned data);
-void tom_exec_scanline(int16 *backbuffer, int32 scanline, int8 render);
+
+uint8 TOMReadByte(uint32 offset, uint32 who = UNKNOWN);
+uint16 TOMReadWord(uint32 offset, uint32 who = UNKNOWN);
+void TOMWriteByte(uint32 offset, uint8 data, uint32 who = UNKNOWN);
+void TOMWriteWord(uint32 offset, uint16 data, uint32 who = UNKNOWN);
+
+void tom_exec_scanline(int16 * backbuffer, int32 scanline, bool render);
uint32 tom_getVideoModeWidth(void);
uint32 tom_getVideoModeHeight(void);
uint8 tom_getVideoMode(void);
-uint8 *tom_get_ram_pointer(void);
+uint8 * tom_get_ram_pointer(void);
uint16 tom_get_hdb(void);
uint16 tom_get_vdb(void);
-uint16 tom_get_scanline(void);
-uint32 tom_getHBlankWidthInPixels(void);
-
-//////////////////////////////////////////////////////////////////////////////
-// interrupts
-//////////////////////////////////////////////////////////////////////////////
-#define IRQ_VBLANK 0
-#define IRQ_GPU 1
-#define IRQ_HBLANK 2
-#define IRQ_OPFLAG IRQ_HBLANK
-#define IRQ_TIMER 3
-#define IRQ_DSP 4
-
-int tom_irq_enabled(int irq);
-uint16 tom_irq_control_reg(void);
-void tom_set_irq_latch(int irq, int enabled);
-void tom_pit_exec(uint32 cycles);
-void tom_set_pending_puck_int(void);
+//uint16 tom_get_scanline(void);
+//uint32 tom_getHBlankWidthInPixels(void);
+
+int tom_irq_enabled(int irq);
+uint16 tom_irq_control_reg(void);
+void tom_set_irq_latch(int irq, int enabled);
+void tom_pit_exec(uint32 cycles);
+void tom_set_pending_jerry_int(void);
void tom_set_pending_timer_int(void);
void tom_set_pending_object_int(void);
void tom_set_pending_gpu_int(void);
void tom_set_pending_video_int(void);
void tom_reset_timer(void);
+uint32 TOMGetSDLScreenPitch(void);
+
+// Exported variables
+
+extern uint32 tom_width;
+extern uint32 tom_height;
-#endif
+#endif // __TOM_H__