lxdream.org :: lxdream/src/clock.h r814:f1a21df54e19

filename	src/clock.h
changeset	814:f1a21df54e19
prev	736:a02d1475ccfd
author	nkeynes
date	Tue Jul 13 18:23:16 2010 +1000 (13 years ago)
permissions	-rw-r--r--
last change	Rearrange the main translation loop to allow translated blocks to jump directly to their successors without needing to return to the main loop in between. Shaves about 6% off the core runtime.

view

     1 /**

     2  * $Id$

     3  *

     4  * External interface to the dreamcast serial port, implemented by

     5  * sh4/scif.c

     6  *

     7  * Copyright (c) 2005 Nathan Keynes.

     8  *

     9  * This program is free software; you can redistribute it and/or modify

    10  * it under the terms of the GNU General Public License as published by

    11  * the Free Software Foundation; either version 2 of the License, or

    12  * (at your option) any later version.

    13  *

    14  * This program is distributed in the hope that it will be useful,

    15  * but WITHOUT ANY WARRANTY; without even the implied warranty of

    16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

    17  * GNU General Public License for more details.

    18  */

    20 #ifndef lxdream_clock_H

    21 #define lxdream_clock_H 1

    23 #include <stdint.h>

    25 #ifdef __cplusplus

    26 extern "C" {

    27 #endif

    29 #define MHZ

    30 #define KHZ

    31 #define SH4_BASE_RATE 200 MHZ

    32 #define ARM_BASE_RATE 2 MHZ

    33 #define PVR2_DOT_CLOCK 27068 KHZ

    35 extern uint32_t sh4_freq;

    36 extern uint32_t sh4_peripheral_freq;

    37 extern uint32_t sh4_bus_freq;

    38 extern uint32_t sh4_cpu_period;

    39 extern uint32_t sh4_peripheral_period;

    40 extern uint32_t sh4_bus_period;

    41 extern uint32_t arm_freq;

    43 #ifdef __cplusplus

    44 }

    45 #endif

    47 #endif