/* * _antic.h * * Freddy Offenga, 4/9/2000 * * Internal include file, do not use directly. * */ #ifndef __ANTIC_H #define __ANTIC_H /* Define a structure with the antic register offsets */ struct __antic { unsigned char dmactl; /* direct memory access control */ unsigned char chactl; /* character mode control */ unsigned char dlistl; /* display list pointer low-byte */ unsigned char dlisth; /* display list pointer high-byte */ unsigned char hscrol; /* horizontal scroll enable */ unsigned char vscrol; /* vertical scroll enable */ unsigned char unuse0; /* unused */ unsigned char pmbase; /* msb of p/m base address */ unsigned char unuse1; /* unused */ unsigned char chbase; /* character base address */ unsigned char wsync; /* wait for horizontal synchronization */ unsigned char vcount; /* vertical line counter */ unsigned char penh; /* light pen horizontal position */ unsigned char penv; /* light pen vertical position */ unsigned char nmien; /* non-maskable interrupt enable */ unsigned char nmires; /* nmi reset/status */ }; /* End of _antic.h */ #endif