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/*
* Copyright (c) 2019 Winner Microelectronics Co., Ltd.
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2018-11-19 fanwenl 1st version
*/
#include <rtthread.h>
#include <rtdevice.h>
#include "wm_type_def.h"
#include "wm_timer.h"
#include "drv_hw_timer.h"
#ifdef BSP_USING_HWTIMER
struct wm_timer_Type
{
enum tls_timer_unit unit;
enum tls_timer_id id;
};
static void wm_timer_init(rt_hwtimer_t *timer, rt_uint32_t state)
{
struct tls_timer_cfg timer_cfg;
struct wm_timer_Type *wm_timer = (struct wm_timer_Type *)timer->parent.user_data;
timer_cfg.unit = wm_timer->unit;
timer_cfg.timeout = 0xFFFFFFFF;
timer_cfg.is_repeat = 0;
timer_cfg.callback = NULL;
timer_cfg.arg = NULL;
if (state == 1)
{
tls_timer_create(&timer_cfg, wm_timer->id);
}
else if (state == 0)
{
tls_timer_destroy(wm_timer->id);
}
}
static rt_err_t wm_timer_start(rt_hwtimer_t *timer, rt_uint32_t t, rt_hwtimer_mode_t opmode)
{
struct wm_timer_Type *wm_timer = (struct wm_timer_Type *)timer->parent.user_data;
uint8_t m;
tls_timer_change(wm_timer->id, t);
m = (opmode == HWTIMER_MODE_ONESHOT) ? 0 : 1;
tls_timer_set_mode(wm_timer->id, m);
tls_timer_start(wm_timer->id);
return RT_EOK;
}
static void wm_timer_stop(rt_hwtimer_t *timer)
{
struct wm_timer_Type *wm_timer = (struct wm_timer_Type *)timer->parent.user_data;
tls_timer_stop(wm_timer->id);
}
static rt_uint32_t wm_timer_get(rt_hwtimer_t *timer)
{
return 0;
}
static rt_err_t wm_timer_ctrl(rt_hwtimer_t *timer, rt_uint32_t cmd, void *arg)
{
/* The frequency value is an immutable value. */
if (cmd != HWTIMER_CTRL_FREQ_SET)
{
return -RT_ENOSYS;
}
if ( *(rt_uint32_t*)arg == 1000000)
{
return RT_EOK;
}
else
{
return -RT_ENOSYS;
}
}
static const struct rt_hwtimer_info _info =
{
1000000, /* the maximum count frequency can be set */
1000000, /* the minimum count frequency can be set */
0xFFFFFFFF, /* the maximum counter value */
HWTIMER_CNTMODE_DW, /* Increment or Decreasing count mode */
};
static const struct rt_hwtimer_ops _ops =
{
wm_timer_init,
wm_timer_start,
wm_timer_stop,
wm_timer_get,
wm_timer_ctrl,
};
#ifdef USING_HW_TIMER1
static rt_hwtimer_t _timer1;
static struct wm_timer_Type wm_timer1;
#endif
#ifdef USING_HW_TIMER2
static rt_hwtimer_t _timer2;
static struct wm_timer_Type wm_timer2;
#endif
#ifdef USING_HW_TIMER3
static rt_hwtimer_t _timer3;
static struct wm_timer_Type wm_timer3;
#endif
#ifdef USING_HW_TIMER4
static rt_hwtimer_t _timer4;
static struct wm_timer_Type wm_timer4;
#endif
#ifdef USING_HW_TIMER5
static rt_hwtimer_t _timer5;
static struct wm_timer_Type wm_timer5;
#endif
int wm_hw_timer_init(void)
{
#ifdef USING_HW_TIMER1
wm_timer1.id = TLS_TIMER_ID_1;
wm_timer1.unit = TLS_TIMER_UNIT_US;
_timer1.info = &_info;
_timer1.ops = &_ops;
rt_device_hwtimer_register(&_timer1, "timer1", &wm_timer1);
#endif
#ifdef USING_HW_TIMER2
wm_timer2.id = TLS_TIMER_ID_2;
wm_timer2.unit = TLS_TIMER_UNIT_US;
_timer2.info = &_info;
_timer2.ops = &_ops;
rt_device_hwtimer_register(&_timer2, "timer2", &wm_timer2);
#endif
#ifdef USING_HW_TIMER3
wm_timer3.id = TLS_TIMER_ID_3;
wm_timer3.unit = TLS_TIMER_UNIT_US;
_timer3.info = &_info;
_timer3.ops = &_ops;
rt_device_hwtimer_register(&_timer3, "timer3", &wm_timer3);
#endif
#ifdef USING_HW_TIMER4
wm_timer4.id = TLS_TIMER_ID_4;
wm_timer4.unit = TLS_TIMER_UNIT_US;
_timer4.info = &_info;
_timer4.ops = &_ops;
rt_device_hwtimer_register(&_timer4, "timer4", &wm_timer4);
#endif
#ifdef USING_HW_TIMER5
wm_timer5.id = TLS_TIMER_ID_5;
wm_timer5.unit = TLS_TIMER_UNIT_US;
_timer5.info = &_info;
_timer5.ops = &_ops;
rt_device_hwtimer_register(&_timer5, "timer5", &wm_timer5);
#endif
return 0;
}
INIT_BOARD_EXPORT(wm_hw_timer_init);
void TIM1_IRQHandler(void)
{
timer_clear_irq(1);
#ifdef USING_HW_TIMER1
rt_device_hwtimer_isr(&_timer1);
#endif
}
void TIM2_IRQHandler(void)
{
timer_clear_irq(2);
#ifdef USING_HW_TIMER2
rt_device_hwtimer_isr(&_timer2);
#endif
}
void TIM3_IRQHandler(void)
{
timer_clear_irq(3);
#ifdef USING_HW_TIMER3
rt_device_hwtimer_isr(&_timer3);
#endif
}
void TIM4_IRQHandler(void)
{
timer_clear_irq(4);
#ifdef USING_HW_TIMER4
rt_device_hwtimer_isr(&_timer4);
#endif
}
void TIM5_IRQHandler(void)
{
timer_clear_irq(5);
#ifdef USING_HW_TIMER5
rt_device_hwtimer_isr(&_timer5);
#endif
}
#endif /* BSP_USING_HWTIMER */
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