timer_hw.c File Reference

Handler timer functionalities.

Copyright (c) 2017-2018 Microchip Technology Inc. and its subsidiaries.

#include "asf.h"
#include "timer_hw.h"
#include "conf_timer.h"

Data Structures
struct	hw_timer_tag

Macros
#define	MAX_TIMEOUT_MS   (65)
#define	MAX_TIMEOUT_MS   (65)

Typedefs
typedef struct hw_timer_tag	hw_timer_t

Functions
static void	_start_timer (Tc *tc, uint32_t channel_id, uint32_t timeout_ms)
void	hw_timer_init (void)
void	hw_timer_register_callback (hw_timer_callback_t cb_ptr)
void	hw_timer_start (uint32_t timer_val_s)
void	hw_timer_start_ms (uint32_t timer_val_ms)
void	hw_timer_stop (void)
void *	platform_create_hw_timer (platform_hw_timer_callback_t tc_cb_ptr)
void	platform_delete_bus_timer (void *timer_handle)
void	platform_start_bus_timer (void *timer_handle, uint32_t ms)
void	platform_stop_bus_timer (void *timer_handle)
void	platform_stop_stack_timers (void)
void	TC0_Handler (void)
void	TC1_Handler (void)
void	TC2_Handler (void)

Variables
platform_hw_timer_callback_t	bus_timer_callback
static hw_timer_t	hw_timers [STACK_HW_TIMERS]
static uint32_t	tc_count_ms
static uint32_t	timeout_count_ms
hw_timer_callback_t	timer_callback

#define MAX_TIMEOUT_MS   (65)

Referenced by hw_timer_start_ms(), platform_start_bus_timer(), TC0_Handler(), TC1_Handler(), and TC2_Handler().

#define MAX_TIMEOUT_MS   (65)

typedef struct hw_timer_tag hw_timer_t

static void _start_timer ( Tc *  tc, uint32_t  channel_id, uint32_t  timeout_ms  )

inlinestatic

References tc_start(), and tc_write_rc().

Referenced by hw_timer_start_ms(), platform_start_bus_timer(), TC0_Handler(), TC1_Handler(), and TC2_Handler().

void hw_timer_init

(

void

)

References sysclk_enable_peripheral_clock(), tc_enable_interrupt(), tc_get_status(), tc_init(), tc_stop(), and tc_write_rc().

Referenced by main().

void hw_timer_register_callback

(

hw_timer_callback_t

cb_ptr

)

References timer_callback.

Referenced by main().

void hw_timer_start

(

uint32_t

timer_val_s

)

References hw_timer_start_ms().

Referenced by app_htpt_temp_send_cfm(), app_immediate_alert(), app_linkloss_alert(), app_notification_handler(), app_pathloss_alert(), at_app_send_lecb(), bas_encryption_status_changed_app_event(), bas_paired_app_event(), bat_custom_event(), battery_simulation_task(), ble_enc_status_changed_app_event(), ble_encryption_app_event(), ble_paired_app_event(), fmp_custom_event(), l2cap_data_recv(), main(), pxp_monitor_app_timer_event(), and pxp_reporter_custom_event().

void hw_timer_start_ms

(

uint32_t

timer_val_ms

)

References _start_timer(), MAX_TIMEOUT_MS, tc_count_ms, and timeout_count_ms.

Referenced by hw_timer_start(), and main().

void hw_timer_stop

(

void

)

References tc_stop().

Referenced by app_connected_state(), app_disconnected_event_handler(), app_immediate_alert(), app_linkloss_alert(), app_notification_handler(), app_pair_done_event_handler(), app_pathloss_alert(), ble_disconnected_app_event(), fmp_custom_event(), htp_temperature_send(), l2cap_custom_event(), main(), and timer_callback_handler().

void* platform_create_hw_timer

(

platform_hw_timer_callback_t

tc_cb_ptr

)

References hw_timer_tag::callback, Disable_global_interrupt, Enable_global_interrupt, hw_timers, NULL, hw_timer_tag::state, sysclk_enable_peripheral_clock(), tc_enable_interrupt(), tc_get_status(), tc_init(), tc_stop(), tc_write_rc(), and UNUSED.

Referenced by platform_create_timer().

void platform_delete_bus_timer

(

void *

timer_handle

)

References hw_timer_tag::channel_id, hw_timer_tag::instance, hw_timer_tag::state, tc_stop(), and UNUSED.

Referenced by platform_delete_timer().

void platform_start_bus_timer	(	void *	timer_handle,
		uint32_t	ms
	)

References _start_timer(), hw_timer_tag::channel_id, hw_timer_tag::instance, MAX_TIMEOUT_MS, and hw_timer_tag::timeout_ms.

Referenced by platform_start_timer().

void platform_stop_bus_timer

(

void *

timer_handle

)

References hw_timer_tag::channel_id, hw_timer_tag::instance, and tc_stop().

Referenced by platform_stop_timer().

void platform_stop_stack_timers

(

void

)

References tc_stop().

Referenced by main().

void TC0_Handler

(

void

)

References _start_timer(), MAX_TIMEOUT_MS, NULL, tc_count_ms, tc_get_interrupt_mask(), tc_get_status(), timeout_count_ms, and timer_callback.

void TC1_Handler

(

void

)

References _start_timer(), hw_timer_tag::callback, MAX_TIMEOUT_MS, tc_get_interrupt_mask(), tc_get_status(), tc_stop(), and hw_timer_tag::timeout_ms.

void TC2_Handler

(

void

)

References _start_timer(), hw_timer_tag::callback, MAX_TIMEOUT_MS, tc_get_interrupt_mask(), tc_get_status(), tc_stop(), and hw_timer_tag::timeout_ms.

platform_hw_timer_callback_t bus_timer_callback

hw_timer_t hw_timers[STACK_HW_TIMERS]

static

Initial value:

= {
    {
        .instance = STACK_TIMER_0,
        .tc_id = STACK_TIMER_0_ID,
        .channel_id = STACK_TIMER_0_CHANNEL_ID,
        .state = UNUSED,
        .callback = NULL,
    },
    {
        .instance = STACK_TIMER_1,
        .tc_id = STACK_TIMER_1_ID,
        .channel_id = STACK_TIMER_1_CHANNEL_ID,
        .state = UNUSED,
        .callback = NULL,
    },
}

Referenced by platform_create_hw_timer().

uint32_t tc_count_ms

static

Referenced by hw_timer_start_ms(), and TC0_Handler().

uint32_t timeout_count_ms

static

Referenced by hw_timer_start_ms(), and TC0_Handler().

hw_timer_callback_t timer_callback

Referenced by hw_timer_register_callback(), and TC0_Handler().