rtl00TstMinAmebaV35a/component/common/mbed/targets/hal/rtl8195a/timer_api.c
2016-09-23 07:21:45 +03:00

156 lines
4.1 KiB
C

/* mbed Microcontroller Library
*******************************************************************************
* Copyright (c) 2014, Realtek Semiconductor Corp.
* All rights reserved.
*
* This module is a confidential and proprietary property of RealTek and
* possession or use of this module requires written permission of RealTek.
*******************************************************************************
*/
#include "objects.h"
//#include <stddef.h>
#include "timer_api.h"
//#include "PeripheralNames.h"
#if CONFIG_TIMER_EN
extern HAL_TIMER_OP HalTimerOp;
extern HAL_Status HalTimerInitRtl8195a_Patch(
IN VOID *Data
);
static void gtimer_timeout_handler (uint32_t tid)
{
gtimer_t *obj = (gtimer_t *)tid;
gtimer_irq_handler handler;
u8 timer_id = obj->hal_gtimer_adp.TimerId;
if (obj->handler != NULL) {
handler = (gtimer_irq_handler)obj->handler;
handler(obj->hid);
}
if (!obj->is_periodcal) {
gtimer_stop(obj);
}
if(timer_id < 2) {
// Timer0 | Timer1: clear ISR here
// Timer 2~7 ISR will be cleared in HAL
HalTimerClearIsr(timer_id);
}
}
void gtimer_init (gtimer_t *obj, uint32_t tid)
{
PTIMER_ADAPTER pTimerAdapter = &(obj->hal_gtimer_adp);
if ((tid == 1) || (tid == 6) || (tid == 7)) {
DBG_TIMER_ERR("gtimer_init: This timer is reserved for HAL driver\r\n", tid);
return;
}
if (tid > GTIMER_MAX) {
DBG_TIMER_ERR("gtimer_init: Invalid TimerId=%d\r\n", tid);
return;
}
pTimerAdapter->IrqDis = 0; // Enable Irq @ initial
pTimerAdapter->IrqHandle.IrqFun = (IRQ_FUN) gtimer_timeout_handler;
if(tid == 0) {
pTimerAdapter->IrqHandle.IrqNum = TIMER0_IRQ;
} else if(tid == 1) {
pTimerAdapter->IrqHandle.IrqNum = TIMER1_IRQ;
} else {
pTimerAdapter->IrqHandle.IrqNum = TIMER2_7_IRQ;
}
pTimerAdapter->IrqHandle.Priority = 0;
pTimerAdapter->IrqHandle.Data = (u32)obj;
pTimerAdapter->TimerId = (u8)tid;
pTimerAdapter->TimerIrqPriority = 0;
pTimerAdapter->TimerLoadValueUs = 0xFFFFFFFF; // Just a whatever value
pTimerAdapter->TimerMode = USER_DEFINED;
HalTimerInit ((VOID*) pTimerAdapter);
// gtimer_stop(obj); // HAL Initial will let the timer started, just stop it after initial
}
void gtimer_deinit (gtimer_t *obj)
{
PTIMER_ADAPTER pTimerAdapter = &(obj->hal_gtimer_adp);
HalTimerDeInit((void*)pTimerAdapter);
}
uint32_t gtimer_read_tick (gtimer_t *obj)
{
PTIMER_ADAPTER pTimerAdapter = &obj->hal_gtimer_adp;
return (HalTimerOp.HalTimerReadCount(pTimerAdapter->TimerId));
}
uint64_t gtimer_read_us (gtimer_t *obj)
{
uint64_t time_us;
time_us = gtimer_read_tick(obj)*1000000/32768;
return (time_us);
}
void gtimer_reload (gtimer_t *obj, uint32_t duration_us)
{
PTIMER_ADAPTER pTimerAdapter = &obj->hal_gtimer_adp;
HalTimerReLoad(pTimerAdapter->TimerId, duration_us);
}
void gtimer_start (gtimer_t *obj)
{
PTIMER_ADAPTER pTimerAdapter = &obj->hal_gtimer_adp;
u8 TimerId = pTimerAdapter->TimerId;
HalTimerEnable(TimerId);
#if 0
HalTimerOp.HalTimerEn(pTimerAdapter->TimerId);
HAL_TIMER_WRITE32((TIMER_INTERVAL*TimerId + TIMER_CTL_REG_OFF),
HAL_TIMER_READ32(TIMER_INTERVAL*TimerId + TIMER_CTL_REG_OFF) | (BIT0));
#endif
}
void gtimer_start_one_shout (gtimer_t *obj, uint32_t duration_us, void* handler, uint32_t hid)
{
obj->is_periodcal = _FALSE;
obj->handler = handler;
obj->hid = hid;
gtimer_reload(obj, duration_us);
gtimer_start(obj);
}
void gtimer_start_periodical (gtimer_t *obj, uint32_t duration_us, void* handler, uint32_t hid)
{
obj->is_periodcal = _TRUE;
obj->handler = handler;
obj->hid = hid;
if (duration_us > GTIMER_TICK_US) {
// reload will takes extra 1 tick
duration_us -= GTIMER_TICK_US;
}
gtimer_reload(obj, duration_us);
gtimer_start(obj);
}
void gtimer_stop (gtimer_t *obj)
{
PTIMER_ADAPTER pTimerAdapter = &obj->hal_gtimer_adp;
// obj->handler = NULL;
// HalTimerOp.HalTimerDis(pTimerAdapter->TimerId);
HalTimerDisable(pTimerAdapter->TimerId);
}
#endif // end of "#if CONFIG_TIMER_EN"