src/main/drivers/timer_at32f43x.c

   1 /*
   2  * This file is part of INAV.
   3  *
   4  * INAV is free software: you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License as published by
   6  * the Free Software Foundation, either version 3 of the License, or
   7  * (at your option) any later version.
   8  *
   9  * INAV is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License
  15  * along with INAV.  If not, see <http://www.gnu.org/licenses/>.
  16  */
  17
  18 #include <stdbool.h>
  19 #include <stdint.h>
  20
  21 #include "platform.h"
  22
  23 #include "build/atomic.h"
  24
  25 #include "common/utils.h"
  26
  27 #include "drivers/io.h"
  28 #include "drivers/rcc.h"
  29 #include "drivers/time.h"
  30 #include "drivers/nvic.h"
  31 #include "drivers/timer.h"
  32 #include "drivers/timer_impl.h"
  33 #include "at32f435_437.h"
  34
  35     const timerDef_t timerDefinitions[HARDWARE_TIMER_DEFINITION_COUNT] = {
  36     #if defined(TMR1)
  37         [0] = { .tim = TMR1,  .rcc = RCC_APB2(TMR1),  .irq = TMR1_CH_IRQn, .secondIrq = TMR1_OVF_TMR10_IRQn },
  38     #endif
  39
  40     #if defined(TMR2)
  41         [1] = { .tim = TMR2,  .rcc = RCC_APB1(TMR2),  .irq = TMR2_GLOBAL_IRQn},
  42     #endif
  43
  44     #if defined(TMR3)
  45         [2] = { .tim = TMR3,  .rcc = RCC_APB1(TMR3),  .irq = TMR3_GLOBAL_IRQn},
  46     #endif
  47
  48     #if defined(TMR4)
  49         [3] = { .tim = TMR4,  .rcc = RCC_APB1(TMR4),  .irq = TMR4_GLOBAL_IRQn},
  50     #endif
  51
  52     #if defined(TMR5)
  53         [4] = { .tim = TMR5,  .rcc = RCC_APB1(TMR5),  .irq = TMR5_GLOBAL_IRQn},
  54     #endif
  55
  56     #if defined(TMR6)
  57         [5] = { .tim = TMR6,  .rcc = RCC_APB1(TMR6),  .irq = 0},
  58     #endif
  59
  60     #if defined(TMR7)
  61         [6] = { .tim = TMR7,  .rcc = RCC_APB1(TMR7),  .irq = 0},
  62     #endif
  63
  64     #if defined(TMR8)
  65         [7] = { .tim = TMR8,  .rcc = RCC_APB2(TMR8),  .irq = TMR8_CH_IRQn, .secondIrq = TMR8_OVF_TMR13_IRQn },
  66     #endif
  67
  68     #if defined(TMR9)
  69         [8] = { .tim = TMR9,  .rcc = RCC_APB2(TMR9),  .irq = TMR1_BRK_TMR9_IRQn},
  70     #endif
  71
  72     #if defined(TMR10)
  73         [9] = { .tim = TMR10, .rcc = RCC_APB2(TMR10), .irq = TMR1_OVF_TMR10_IRQn},
  74     #endif
  75
  76     #if defined(TMR11)
  77         [10] = { .tim = TMR11, .rcc = RCC_APB2(TMR11), .irq = TMR1_TRG_HALL_TMR11_IRQn},
  78     #endif
  79
  80     #if defined(TMR12)
  81         [11] = { .tim = TMR12, .rcc = RCC_APB1(TMR12), .irq = TMR8_BRK_TMR12_IRQn},
  82     #endif
  83
  84     #if defined(TMR13)
  85         [12] = { .tim = TMR13, .rcc = RCC_APB1(TMR13), .irq = TMR8_OVF_TMR13_IRQn},
  86     #endif
  87
  88     #if defined(TMR14)
  89         [13] = { .tim = TMR14, .rcc = RCC_APB1(TMR14), .irq = TMR8_TRG_HALL_TMR14_IRQn},
  90     #endif
  91
  92     #if defined(TMR20)
  93          [14] = { .tim = TMR20, .rcc = RCC_APB2(TMR20), .irq = TMR20_CH_IRQn},
  94      #endif
  95     };
  96
  97 uint32_t timerClock(tmr_type *tim)
  98 {
  99     UNUSED(tim);
 100     return SystemCoreClock;
 101 }
 102
 103 // Timer IRQ handlers
 104 _TIM_IRQ_HANDLER(TMR1_CH_IRQHandler, 1);
 105 _TIM_IRQ_HANDLER2(TMR1_BRK_TMR9_IRQHandler, 1, 9);
 106 _TIM_IRQ_HANDLER2(TMR1_OVF_TMR10_IRQHandler, 1, 10);
 107 _TIM_IRQ_HANDLER2(TMR1_TRG_HALL_TMR11_IRQHandler, 1, 11);
 108 _TIM_IRQ_HANDLER(TMR2_GLOBAL_IRQHandler, 2);
 109 _TIM_IRQ_HANDLER(TMR3_GLOBAL_IRQHandler, 3);
 110 _TIM_IRQ_HANDLER(TMR4_GLOBAL_IRQHandler, 4);
 111 _TIM_IRQ_HANDLER(TMR5_GLOBAL_IRQHandler, 5);
 112 _TIM_IRQ_HANDLER(TMR8_CH_IRQHandler, 8);
 113 //_TIM_IRQ_HANDLER(TIM8_UP_IRQHandler, 8);
 114 _TIM_IRQ_HANDLER2(TMR8_BRK_TMR12_IRQHandler, 8, 12);
 115 _TIM_IRQ_HANDLER2(TMR8_OVF_TMR13_IRQHandler, 8, 13);
 116 _TIM_IRQ_HANDLER2(TMR8_TRG_HALL_TMR14_IRQHandler, 8, 14);
 117 _TIM_IRQ_HANDLER(TMR20_CH_IRQHandler, 20);