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lxdream.org :: lxdream/src/clock.h
lxdream 0.9.1
released Jun 29
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filename src/clock.h
changeset 261:93fdb2a70e18
prev30:89b30313d757
next265:5daf59b7f31b
author nkeynes
date Wed Jan 03 09:01:51 2007 +0000 (13 years ago)
permissions -rw-r--r--
last change Implement the main CRTC registers, along with the sync status register.
Timings are now pretty close to the real thing.
file annotate diff log raw
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/**
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 * $Id: clock.h,v 1.4 2007-01-03 09:01:51 nkeynes Exp $
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 * External interface to the dreamcast serial port, implemented by 
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 * sh4/scif.c
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 *
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 * Copyright (c) 2005 Nathan Keynes.
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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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#ifndef dream_clock_H
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#define dream_clock_H 1
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#include <stdint.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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#define MHZ
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#define SH4_BASE_RATE 200 MHZ
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#define ARM_BASE_RATE 33 MHZ
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#define PVR2_DOT_CLOCK 27 MHZ
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extern uint32_t sh4_freq;
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extern uint32_t sh4_peripheral_freq;
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extern uint32_t sh4_bus_freq;
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extern uint32_t sh4_cpu_period;
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extern uint32_t sh4_peripheral_period;
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extern uint32_t sh4_bus_period;
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extern uint32_t arm_freq;
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#ifdef __cplusplus
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}
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#endif
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#endif
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