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cebix |
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/* |
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* sid.h - 6581 SID emulation |
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* |
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* SIDPlayer (C) Copyright 1996-2000 Christian Bauer |
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* |
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* This program is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation; either version 2 of the License, or |
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* (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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*/ |
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#ifndef SID_H |
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#define SID_H |
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#include "types.h" |
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/* |
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* Functions |
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*/ |
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// Init SID emulation |
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extern void SIDInit(void); |
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// Exit SID emulation |
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extern void SIDExit(void); |
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// Reset SID emulation |
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extern void SIDReset(cycle_t now); |
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// Fill audio buffer with SID sound |
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extern void SIDCalcBuffer(uint8 *buf, int count); |
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// Set replay frequency and speed adjustment |
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extern void SIDSetReplayFreq(int freq); |
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extern void SIDAdjustSpeed(int percent); |
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// Write to CIA timer A (changes replay frequency) |
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extern void cia_tl_write(uint8 byte); |
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extern void cia_th_write(uint8 byte); |
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// Read from SID register |
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extern uint32 sid_read(uint32 adr, cycle_t now); |
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// Write to SID register |
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extern void sid_write(uint32 adr, uint32 byte, cycle_t now, bool rmw); |
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#endif |
