kopia lustrzana https://github.com/Jean-MarcHarvengt/MCUME
54 wiersze
1.5 KiB
C
54 wiersze
1.5 KiB
C
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#ifndef _VDP_H_
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#define _VDP_H_
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/* Global variables */
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extern uint8 sat[0x400];
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//extern uint8 vram[0x10000];
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extern uint8 cram[0x80];
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extern uint8 vsram[0x80];
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extern uint8 reg[0x20];
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extern uint16 status;
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extern uint16 ntab;
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extern uint16 ntbb;
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extern uint16 ntwb;
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extern uint16 satb;
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extern uint16 hscb;
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extern uint8 is_color_dirty;
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extern uint8 color_dirty[0x40];
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extern uint8 border;
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extern uint8 is_border_dirty;
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//extern uint8 bg_name_dirty[0x800];
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//extern uint16 bg_name_list[0x800];
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extern uint16 bg_list_index;
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//extern uint8 bg_pattern_cache[0x80000];
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extern uint8 playfield_shift;
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extern uint8 playfield_col_mask;
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extern uint16 playfield_row_mask;
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extern uint32 y_mask;
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extern int vint_pending;
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extern int hint_pending;
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extern int scanline;
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extern int counter;
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extern int im2_flag;
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extern int frame_end;
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extern int v_counter, v_update;
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extern void (*color_update)(int index, uint16 data);
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/* Function prototypes */
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void vdp_init(void);
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void vdp_reset(void);
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void vdp_shutdown(void);
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void vdp_ctrl_w(uint16 data);
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uint16 vdp_ctrl_r(void);
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void vdp_data_w(uint16 data);
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uint16 vdp_data_r(void);
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void vdp_reg_w(uint8 r, uint8 d);
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uint16 vdp_hvc_r(void);
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void dma_copy(void);
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void dma_vbus(void);
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void vdp_test_w(uint16 value);
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#endif /* _VDP_H_ */
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