vdp_unsafe.h File Reference

Unsafe primitive functions for VDP (Video Display Proccessor) access. More...

#include <stdint.h>
#include "io.h"
#include "vmem.h"
#include "bios.h"

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Macros
#define	VDP_UNSAFE_H_

Functions
void	VDP_SET_CONTROL_REGISTER (uint8_t reg, uint8_t val)
	MSX Write a value to the specified VDP control register.
void	VDP_SET_CONTROL_REGISTER_POINTER (uint8_t reg)
	MSX2 Set VDP control register number for subsequent writing to the VDP control register.
void	VDP_SET_CONTROL_REGISTER_POINTER_AUTO_INCREMENT (uint8_t reg)
	MSX2 Set VDP control register number for subsequent writing to the series of VDP control registers.
void	VDP_SET_CONTROL_REGISTER_VALUE (uint8_t val)
	MSX2 Write a value to the VDP control register pointed by R#17.
void	VDP_SET_STATUS_REGISTER_POINTER (uint8_t reg)
	MSX2 Set VDP status register number for subsequent reading from the VDP status register.
uint8_t	VDP_GET_STATUS_REGISTER_VALUE (void)
	MSX Reads a value from VDP status register.
void	VDP_SET_VMEM_WRITE_POINTER (vmemptr_t loc)
	MSX Set VRAM address for subsequent writing to VRAM.
void	VDP_SET_VMEM_READ_POINTER (vmemptr_t loc)
	MSX Set VRAM address for subsequent reading from VRAM.
void	VDP_SET_VMEM_VALUE (uint8_t val)
	MSX Write a value to VRAM.
uint8_t	VDP_GET_VMEM_VALUE (void)
	MSX Read a value from VRAM.

Detailed Description

Unsafe primitive functions for VDP (Video Display Proccessor) access.

Definition in file vdp_unsafe.h.

Macro Definition Documentation

VDP_UNSAFE_H_

#define VDP_UNSAFE_H_

Definition at line 20 of file vdp_unsafe.h.