oscar64/include/c128/vdc.h

96 lines
1.3 KiB
C

#ifndef C128_VDC_H
#define C128_VDC_H
#include <c64/types.h>
enum VDCRegister
{
VDCR_HTOTAL,
VDCR_HDISPLAY,
VDCR_HSYNC,
VDCR_SYNCSIZE,
VDCR_VTOTAL,
VDCR_VADJUST,
VDCR_VDISPLAY,
VDCR_VSYNC,
VDCR_LACE,
VDCR_CSIZE,
VDCR_CURSOR_START,
VDCR_CURSOR_END,
VDCR_DISP_ADDRH,
VDCR_DISP_ADDRL,
VDCR_CURSOR_ADDRH,
VDCR_CURSOR_ADDRL,
VDCR_LPEN_Y,
VDCR_LPEN_X,
VDCR_ADDRH,
VDCR_ADDRL,
VDCR_ATTR_ADDRH,
VDCR_ATTR_ADDRL,
VDCR_CWIDTH,
VDCR_CHEIGHT,
VDCR_VSCROLL,
VDCR_HSCROLL,
VDCR_COLOR,
VDCR_ROWINC,
VDCR_CHAR_ADDRH,
VDCR_UNDERLINE,
VDCR_DSIZE,
VDCR_DATA,
VDCR_BLOCK_ADDRH,
VDCR_BLOCK_ADDRL,
VDCR_HSTART,
VDCR_HEND,
VDCR_REFRESH
};
struct VDC
{
volatile char addr;
volatile char data;
};
#define vdc (*((struct VDC *)0xd600))
inline void vdc_reg(VDCRegister reg);
inline void vdc_write(byte data);
inline byte vdc_read(void);
void vdc_reg_write(VDCRegister reg, byte data);
byte vdc_reg_read(VDCRegister reg);
void vdc_mem_addr(unsigned addr);
inline void vdc_mem_write(char data);
inline char vdc_mem_read(void);
void vdc_mem_write_at(unsigned addr, char data);
char vdc_mem_read_at(unsigned addr);
void vdc_mem_write_buffer(unsigned addr, const char * data, char size);
void vdc_mem_read_buffer(unsigned addr, char * data, char size);
#pragma compile("vdc.c")
#endif