mbed official / mbed-dev

mbed library sources. Supersedes mbed-src.

Dependents:   Nucleo_Hello_Encoder BLE_iBeaconScan AM1805_DEMO DISCO-F429ZI_ExportTemplate1 ... more

targets/TARGET_Realtek/TARGET_AMEBA/TARGET_MCU_RTL8195A/timer_api.c@189:f392fc9709a3, 2019-02-20 (annotated)

Committer:
AnnaBridge
Date:
Wed Feb 20 22:31:08 2019 +0000
Revision:
189:f392fc9709a3
Parent:
targets/TARGET_Realtek/TARGET_AMEBA/TARGET_RTL8195A/timer_api.c@188:bcfe06ba3d64 
mbed library release version 165

Who changed what in which revision?

UserRevisionLine numberNew contents of line
AnnaBridge 167:e84263d55307 1 /* mbed Microcontroller Library
AnnaBridge 167:e84263d55307 2 * Copyright (c) 2013-2016 Realtek Semiconductor Corp.
AnnaBridge 167:e84263d55307 3 *
AnnaBridge 167:e84263d55307 4 * Licensed under the Apache License, Version 2.0 (the "License");
AnnaBridge 167:e84263d55307 5 * you may not use this file except in compliance with the License.
AnnaBridge 167:e84263d55307 6 * You may obtain a copy of the License at
AnnaBridge 167:e84263d55307 7 *
AnnaBridge 167:e84263d55307 8 * http://www.apache.org/licenses/LICENSE-2.0
AnnaBridge 167:e84263d55307 9 *
AnnaBridge 167:e84263d55307 10 * Unless required by applicable law or agreed to in writing, software
AnnaBridge 167:e84263d55307 11 * distributed under the License is distributed on an "AS IS" BASIS,
AnnaBridge 167:e84263d55307 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
AnnaBridge 167:e84263d55307 13 * See the License for the specific language governing permissions and
AnnaBridge 167:e84263d55307 14 * limitations under the License.
AnnaBridge 167:e84263d55307 15 */
AnnaBridge 167:e84263d55307 16
AnnaBridge 167:e84263d55307 17 #include "objects.h"
AnnaBridge 167:e84263d55307 18 #include "timer_api.h"
AnnaBridge 167:e84263d55307 19
AnnaBridge 167:e84263d55307 20 #if CONFIG_TIMER_EN
AnnaBridge 167:e84263d55307 21
AnnaBridge 167:e84263d55307 22 extern HAL_TIMER_OP HalTimerOp;
AnnaBridge 167:e84263d55307 23
AnnaBridge 167:e84263d55307 24 extern HAL_Status HalTimerInitRtl8195a_Patch(
AnnaBridge 167:e84263d55307 25 IN VOID *Data
AnnaBridge 167:e84263d55307 26 );
AnnaBridge 167:e84263d55307 27
AnnaBridge 167:e84263d55307 28 static void gtimer_timeout_handler (uint32_t tid)
AnnaBridge 167:e84263d55307 29 {
AnnaBridge 167:e84263d55307 30 gtimer_t *obj = (gtimer_t *)tid;
AnnaBridge 167:e84263d55307 31 gtimer_irq_handler handler;
AnnaBridge 167:e84263d55307 32 u8 timer_id = obj->hal_gtimer_adp.TimerId;
AnnaBridge 167:e84263d55307 33
AnnaBridge 167:e84263d55307 34 if (obj->handler != NULL) {
AnnaBridge 167:e84263d55307 35 handler = (gtimer_irq_handler)obj->handler;
AnnaBridge 167:e84263d55307 36 handler(obj->hid);
AnnaBridge 167:e84263d55307 37 }
AnnaBridge 167:e84263d55307 38
AnnaBridge 167:e84263d55307 39 if (!obj->is_periodcal) {
AnnaBridge 167:e84263d55307 40 gtimer_stop(obj);
AnnaBridge 167:e84263d55307 41 }
AnnaBridge 167:e84263d55307 42
AnnaBridge 167:e84263d55307 43 if(timer_id < 2) {
AnnaBridge 167:e84263d55307 44 // Timer0 | Timer1: clear ISR here
AnnaBridge 167:e84263d55307 45 // Timer 2~7 ISR will be cleared in HAL
AnnaBridge 167:e84263d55307 46 HalTimerClearIsr(timer_id);
AnnaBridge 167:e84263d55307 47 }
AnnaBridge 167:e84263d55307 48 }
AnnaBridge 167:e84263d55307 49
AnnaBridge 167:e84263d55307 50 void gtimer_init (gtimer_t *obj, uint32_t tid)
AnnaBridge 167:e84263d55307 51 {
AnnaBridge 167:e84263d55307 52 PTIMER_ADAPTER pTimerAdapter = &(obj->hal_gtimer_adp);
AnnaBridge 167:e84263d55307 53
AnnaBridge 167:e84263d55307 54 if ((tid == 1) || (tid == 6) || (tid == 7)) {
AnnaBridge 167:e84263d55307 55 DBG_TIMER_ERR("gtimer_init: This timer is reserved for HAL driver\r\n", tid);
AnnaBridge 167:e84263d55307 56 return;
AnnaBridge 167:e84263d55307 57 }
AnnaBridge 167:e84263d55307 58
AnnaBridge 167:e84263d55307 59 if (tid > GTIMER_MAX) {
AnnaBridge 167:e84263d55307 60 DBG_TIMER_ERR("gtimer_init: Invalid TimerId=%d\r\n", tid);
AnnaBridge 167:e84263d55307 61 return;
AnnaBridge 167:e84263d55307 62 }
AnnaBridge 167:e84263d55307 63
AnnaBridge 167:e84263d55307 64 pTimerAdapter->IrqDis = 0; // Enable Irq @ initial
AnnaBridge 167:e84263d55307 65 pTimerAdapter->IrqHandle.IrqFun = (IRQ_FUN) gtimer_timeout_handler;
AnnaBridge 167:e84263d55307 66 if(tid == 0) {
AnnaBridge 167:e84263d55307 67 pTimerAdapter->IrqHandle.IrqNum = TIMER0_IRQ;
AnnaBridge 167:e84263d55307 68 } else if(tid == 1) {
AnnaBridge 167:e84263d55307 69 pTimerAdapter->IrqHandle.IrqNum = TIMER1_IRQ;
AnnaBridge 167:e84263d55307 70 } else {
AnnaBridge 167:e84263d55307 71 pTimerAdapter->IrqHandle.IrqNum = TIMER2_7_IRQ;
AnnaBridge 167:e84263d55307 72 }
AnnaBridge 167:e84263d55307 73 pTimerAdapter->IrqHandle.Priority = 0;
AnnaBridge 167:e84263d55307 74 pTimerAdapter->IrqHandle.Data = (u32)obj;
AnnaBridge 167:e84263d55307 75 pTimerAdapter->TimerId = (u8)tid;
AnnaBridge 167:e84263d55307 76 pTimerAdapter->TimerIrqPriority = 0;
AnnaBridge 167:e84263d55307 77 pTimerAdapter->TimerLoadValueUs = 0xFFFFFFFF; // Just a whatever value
AnnaBridge 167:e84263d55307 78 pTimerAdapter->TimerMode = USER_DEFINED;
AnnaBridge 188:bcfe06ba3d64 79
AnnaBridge 167:e84263d55307 80 HalTimerInit ((VOID*) pTimerAdapter);
AnnaBridge 167:e84263d55307 81 }
AnnaBridge 167:e84263d55307 82
AnnaBridge 167:e84263d55307 83 void gtimer_deinit (gtimer_t *obj)
AnnaBridge 167:e84263d55307 84 {
AnnaBridge 167:e84263d55307 85 PTIMER_ADAPTER pTimerAdapter = &(obj->hal_gtimer_adp);
AnnaBridge 167:e84263d55307 86
AnnaBridge 167:e84263d55307 87 HalTimerDeInit((void*)pTimerAdapter);
AnnaBridge 167:e84263d55307 88 }
AnnaBridge 167:e84263d55307 89
AnnaBridge 167:e84263d55307 90 uint32_t gtimer_read_tick (gtimer_t *obj)
AnnaBridge 167:e84263d55307 91 {
AnnaBridge 167:e84263d55307 92 PTIMER_ADAPTER pTimerAdapter = &obj->hal_gtimer_adp;
AnnaBridge 167:e84263d55307 93
AnnaBridge 167:e84263d55307 94 return (HalTimerOp.HalTimerReadCount(pTimerAdapter->TimerId));
AnnaBridge 167:e84263d55307 95 }
AnnaBridge 167:e84263d55307 96
AnnaBridge 167:e84263d55307 97 uint64_t gtimer_read_us (gtimer_t *obj)
AnnaBridge 167:e84263d55307 98 {
AnnaBridge 167:e84263d55307 99 uint64_t time_us;
AnnaBridge 167:e84263d55307 100
AnnaBridge 167:e84263d55307 101 time_us = gtimer_read_tick(obj)*1000000/32768;
AnnaBridge 167:e84263d55307 102
AnnaBridge 167:e84263d55307 103 return (time_us);
AnnaBridge 167:e84263d55307 104 }
AnnaBridge 167:e84263d55307 105
AnnaBridge 167:e84263d55307 106 void gtimer_reload (gtimer_t *obj, uint32_t duration_us)
AnnaBridge 167:e84263d55307 107 {
AnnaBridge 167:e84263d55307 108 PTIMER_ADAPTER pTimerAdapter = &obj->hal_gtimer_adp;
AnnaBridge 167:e84263d55307 109
AnnaBridge 167:e84263d55307 110 HalTimerReLoad(pTimerAdapter->TimerId, duration_us);
AnnaBridge 167:e84263d55307 111 }
AnnaBridge 167:e84263d55307 112
AnnaBridge 167:e84263d55307 113
AnnaBridge 167:e84263d55307 114 void gtimer_start (gtimer_t *obj)
AnnaBridge 167:e84263d55307 115 {
AnnaBridge 167:e84263d55307 116 PTIMER_ADAPTER pTimerAdapter = &obj->hal_gtimer_adp;
AnnaBridge 167:e84263d55307 117 u8 TimerId = pTimerAdapter->TimerId;
AnnaBridge 167:e84263d55307 118
AnnaBridge 167:e84263d55307 119 HalTimerEnable(TimerId);
AnnaBridge 167:e84263d55307 120 }
AnnaBridge 167:e84263d55307 121
AnnaBridge 167:e84263d55307 122 void gtimer_start_one_shout (gtimer_t *obj, uint32_t duration_us, void* handler, uint32_t hid)
AnnaBridge 167:e84263d55307 123 {
AnnaBridge 167:e84263d55307 124 obj->is_periodcal = _FALSE;
AnnaBridge 167:e84263d55307 125 obj->handler = handler;
AnnaBridge 167:e84263d55307 126 obj->hid = hid;
AnnaBridge 167:e84263d55307 127 gtimer_reload(obj, duration_us);
AnnaBridge 167:e84263d55307 128 gtimer_start(obj);
AnnaBridge 167:e84263d55307 129 }
AnnaBridge 167:e84263d55307 130
AnnaBridge 167:e84263d55307 131 void gtimer_start_periodical (gtimer_t *obj, uint32_t duration_us, void* handler, uint32_t hid)
AnnaBridge 167:e84263d55307 132 {
AnnaBridge 167:e84263d55307 133 obj->is_periodcal = _TRUE;
AnnaBridge 167:e84263d55307 134 obj->handler = handler;
AnnaBridge 167:e84263d55307 135 obj->hid = hid;
AnnaBridge 167:e84263d55307 136 if (duration_us > GTIMER_TICK_US) {
AnnaBridge 167:e84263d55307 137 // reload will takes extra 1 tick
AnnaBridge 167:e84263d55307 138 duration_us -= GTIMER_TICK_US;
AnnaBridge 167:e84263d55307 139 }
AnnaBridge 167:e84263d55307 140 gtimer_reload(obj, duration_us);
AnnaBridge 167:e84263d55307 141 gtimer_start(obj);
AnnaBridge 167:e84263d55307 142 }
AnnaBridge 167:e84263d55307 143
AnnaBridge 167:e84263d55307 144 void gtimer_stop (gtimer_t *obj)
AnnaBridge 167:e84263d55307 145 {
AnnaBridge 167:e84263d55307 146 PTIMER_ADAPTER pTimerAdapter = &obj->hal_gtimer_adp;
AnnaBridge 167:e84263d55307 147 HalTimerDisable(pTimerAdapter->TimerId);
AnnaBridge 167:e84263d55307 148 }
AnnaBridge 167:e84263d55307 149
AnnaBridge 167:e84263d55307 150 #endif // end of "#if CONFIG_TIMER_EN"
AnnaBridge 167:e84263d55307 151