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git-svn-id: file:///Volumes/Transfer/gigaleak_20231201/2020-09-30%20-%20paladin.7z/paladin/ctr_firmware@117 b871894f-2f95-9b40-918c-086798483c85
183 lines
4.9 KiB
C
183 lines
4.9 KiB
C
/*---------------------------------------------------------------------------*
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Project: CtrBrom - OS - include
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File: timer.h
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Copyright 2008 Nintendo. All rights reserved.
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These coded instructions, statements, and computer programs contain
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proprietary information of Nintendo of America Inc. and/or Nintendo
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Company Ltd., and are protected by Federal copyright law. They may
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not be disclosed to third parties or copied or duplicated in any form,
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in whole or in part, without the prior written consent of Nintendo.
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$Date:: $
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$Rev$
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$Author$
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*---------------------------------------------------------------------------*/
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#ifndef BROM_OS_TIMER_H_
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#define BROM_OS_TIMER_H_
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include <brom/misc.h>
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#include <brom/types.h>
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#include <ctr/ioreg.h>
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#include <brom/os/common/interrupt_common.h>
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#ifndef SDK_ARM11
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//----------------------------------------------------------------------
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//---- pre-scaler
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typedef enum
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{
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OS_TIMER_PRESCALER_1 = (0UL << REG_OS_TM0CNT_H_PS_SHIFT), // x 1
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OS_TIMER_PRESCALER_64 = (1UL << REG_OS_TM0CNT_H_PS_SHIFT), // x 64
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OS_TIMER_PRESCALER_256 = (2UL << REG_OS_TM0CNT_H_PS_SHIFT), // x 256
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OS_TIMER_PRESCALER_1024 = (3UL << REG_OS_TM0CNT_H_PS_SHIFT) // x 1024
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}
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OSTimerPrescaler;
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//---- timer number
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typedef enum
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{
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OS_TIMER_0 = 0,
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OS_TIMER_1 = 1,
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OS_TIMER_2 = 2,
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OS_TIMER_3 = 3,
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OS_TIMER_NUM = 4
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}
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OSTimer;
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//---- timer number ( if use 32 bit timer )
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typedef enum
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{
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OS_TIMER32_01 = 0,
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OS_TIMER32_12 = 1,
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OS_TIMER32_23 = 2
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}
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OSTimer32;
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//---- timer number ( if use 48 bit timer )
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typedef enum
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{
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OS_TIMER48_012 = 0,
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OS_TIMER48_123 = 1
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}
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OSTimer48;
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//================================================================================
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// TIMER
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//================================================================================
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/*---------------------------------------------------------------------------*
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Name: osInitTimer
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Description: Initialize Timers
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Arguments: None
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Returns: None
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*---------------------------------------------------------------------------*/
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void osInitTimer( void );
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/*---------------------------------------------------------------------------*
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Name: osSetTimerCount
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Description: set timer count
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Arguments: id timerNo
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count count value to be set to timer
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Returns: None
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*---------------------------------------------------------------------------*/
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static inline void osSetTimerCount( OSTimer id, u16 count )
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{
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SDK_ASSERT(OS_TIMER_0 <= id && id <= OS_TIMER_3);
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*((REGType16 *)((u32)REG_TM0CNT_L_ADDR + id * 4)) = count;
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}
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/*---------------------------------------------------------------------------*
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Name: osSetTimerControl
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Description: set timer control
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Arguments: id timerNo
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control control value to be set to timer
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Returns: None
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*---------------------------------------------------------------------------*/
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static inline void osSetTimerControl( OSTimer id, u16 control )
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{
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SDK_ASSERT(OS_TIMER_0 <= id && id <= OS_TIMER_3);
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*((REGType16 *)((u32)REG_TM0CNT_H_ADDR + id * 4)) = control;
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}
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/*---------------------------------------------------------------------------*
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Name: osStartTimer
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Description: set timer(s) and start
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Arguments: id timerNo
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count count value to be set to timer
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preScale preScale
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Returns: None
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*---------------------------------------------------------------------------*/
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//
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// use 1 timer, 16bit counter, timer<id> interrupt occurs by overflow
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//
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void osStartTimer( OSTimer id, u16 count, OSTimerPrescaler preScale );
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//
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// use 2 timers, 32bit counter, timer<id+1> interrupt occurs by overflow
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//
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void osStartTimer32( OSTimer32 id, u32 count, OSTimerPrescaler preScale );
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//
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// use 3 timers, 48bit counter, timer<id+2> interrupt occurs by overflow
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//
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void osStartTimer48( OSTimer48 id, u64 count, OSTimerPrescaler preScale );
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//
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// use all 4 timers, 64bit counter, timer3 interrupt occurs by overflow
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//
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void osStartTimer64( u64 count, OSTimerPrescaler preScale );
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/*---------------------------------------------------------------------------*
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Name: osStopTimer
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Description: stop timer(s)
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Arguments: id timerNo
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Returns: None
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*---------------------------------------------------------------------------*/
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//
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// stop a timer
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//
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void osStopTimer( OSTimer id );
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//
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// stop 2 timers
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//
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void osStopTimer32( OSTimer32 id );
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//
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// stop 3 timers
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//
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void osStopTimer48( OSTimer48 id );
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//
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// stop all 4 timers
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//
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void osStopTimer64( void );
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#endif // SDK_ARM11
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#ifdef __cplusplus
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} /* extern "C" */
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#endif
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/* BROM_OS_TIMER_H_ */
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#endif
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