/******************************************************************************
 * Header file to mach64 Chapter 7 SBUFI visr code.                           *
 *                                                                            *
 * Copyright (c) 1994-1998 ATI Technologies Inc.  All rights reserved.        *
 ******************************************************************************/

#ifndef _VISR_H
#define _VISR_H

// Functions in visr.c

short get_count (void);
void set_blit_info (short width, short height, short srcx, short srcy,
                    short savex, short savey, short ydraw, short step);
void set_x_pos (short xpos);
void set_image (short image, short x, short y);
short get_irq_index (short irqnum);
void init_vline_isr (short irqnum);
void cancel_vline_isr (void);

#endif // _VISR_H
