rockbox/firmware/target/arm/imx31/gigabeat-s/system-target.h

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/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id$
*
* Copyright (C) 2007 by Greg White
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
****************************************************************************/
#ifndef SYSTEM_TARGET_H
#define SYSTEM_TARGET_H
#include "system-arm.h"
#include "mmu-arm.h"
/* High enough for most tasks but low enough for reduced voltage */
#define CPUFREQ_DEFAULT 264000000
/* Still quite powerful, minimum possible frequency */
#define CPUFREQ_NORMAL 132000000
/* Overdrive mode */
#define CPUFREQ_MAX 528000000
static inline void udelay(unsigned int usecs)
{
unsigned stop = GPTCNT + usecs;
while (TIME_BEFORE(GPTCNT, stop));
}
void watchdog_init(unsigned int half_seconds);
void watchdog_service(void);
void gpt_start(void);
void gpt_stop(void);
unsigned int iim_system_rev(void);
/* Prepare for transition to (new) firmware */
void system_prepare_fw_start(void);
void tick_stop(void);
void kernel_device_init(void);
void system_halt(void);
#define KDEV_INIT
struct ARM_REGS {
int r0;
int r1;
int r2;
int r3;
int r4;
int r5;
int r6;
int r7;
int r8;
int r9;
int r10;
int r11;
int r12;
int sp;
int lr;
int pc;
int cpsr;
} regs;
void dumpregs(void);
#endif /* SYSTEM_TARGET_H */