/*****************************************************************************/ /* */ /* _pokey.h */ /* */ /* Internal include file, do not use directly */ /* */ /* */ /* */ /* (C) 2000 Freddy Offenga */ /* */ /* */ /* This software is provided 'as-is', without any expressed or implied */ /* warranty. In no event will the authors be held liable for any damages */ /* arising from the use of this software. */ /* */ /* Permission is granted to anyone to use this software for any purpose, */ /* including commercial applications, and to alter it and redistribute it */ /* freely, subject to the following restrictions: */ /* */ /* 1. The origin of this software must not be misrepresented; you must not */ /* claim that you wrote the original software. If you use this software */ /* in a product, an acknowledgment in the product documentation would be */ /* appreciated but is not required. */ /* 2. Altered source versions must be plainly marked as such, and must not */ /* be misrepresented as being the original software. */ /* 3. This notice may not be removed or altered from any source */ /* distribution. */ /* */ /*****************************************************************************/ #ifndef __POKEY_H #define __POKEY_H /* Define a structure with the pokey register offsets */ struct __pokey_write { unsigned char audf1; /* audio channel #1 frequency */ unsigned char audc1; /* audio channel #1 control */ unsigned char audf2; /* audio channel #2 frequency */ unsigned char audc2; /* audio channel #2 control */ unsigned char audf3; /* audio channel #3 frequency */ unsigned char audc3; /* audio channel #3 control */ unsigned char audf4; /* audio channel #4 frequency */ unsigned char audc4; /* audio channel #4 control */ unsigned char audctl; /* audio control */ unsigned char stimer; /* start pokey timers */ unsigned char skrest; /* reset serial port status reg. */ unsigned char potgo; /* start paddle scan sequence */ unsigned char unuse1; /* unused */ unsigned char serout; /* serial port data output */ unsigned char irqen; /* interrupt request enable */ unsigned char skctl; /* serial port control */ }; struct __pokey_read { unsigned char pot0; /* paddle 0 value */ unsigned char pot1; /* paddle 1 value */ unsigned char pot2; /* paddle 2 value */ unsigned char pot3; /* paddle 3 value */ unsigned char pot4; /* paddle 4 value */ unsigned char pot5; /* paddle 5 value */ unsigned char pot6; /* paddle 6 value */ unsigned char pot7; /* paddle 7 value */ unsigned char allpot; /* eight paddle port status */ unsigned char kbcode; /* keyboard code */ unsigned char random; /* random number generator */ unsigned char unuse2; /* unused */ unsigned char unuse3; /* unused */ unsigned char serin; /* serial port input */ unsigned char irqst; /* interrupt request status */ unsigned char skstat; /* serial port status */ }; /* End of _pokey.h */ #endif /* #ifndef __POKEY_H */