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Extract PIT related macros to the newly created peripherals/pit.h

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This commit is contained in:
László Monda
2017-11-12 04:06:46 +01:00
parent 5da6510d7c
commit 27e64adc33
4 changed files with 25 additions and 13 deletions
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8
right/src/i2c_watchdog.c
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@@ -30,7 +30,7 @@ void PIT_I2C_WATCHDOG_HANDLER(void)
prevWatchdogCounter = I2C_Watchdog;
PIT_ClearStatusFlags(PIT, kPIT_Chnl_0, PIT_TFLG_TIF_MASK);
PIT_ClearStatusFlags(PIT, PIT_I2C_WATCHDOG_CHANNEL, PIT_TFLG_TIF_MASK);
}
void InitI2cWatchdog(void)
@@ -38,8 +38,8 @@ void InitI2cWatchdog(void)
pit_config_t pitConfig;
PIT_GetDefaultConfig(&pitConfig);
PIT_Init(PIT, &pitConfig);
PIT_SetTimerPeriod(PIT, kPIT_Chnl_0, USEC_TO_COUNT(I2C_WATCHDOG_INTERVAL_USEC, PIT_SOURCE_CLOCK));
PIT_EnableInterrupts(PIT, kPIT_Chnl_0, kPIT_TimerInterruptEnable);
PIT_SetTimerPeriod(PIT, PIT_I2C_WATCHDOG_CHANNEL, USEC_TO_COUNT(I2C_WATCHDOG_INTERVAL_USEC, PIT_SOURCE_CLOCK));
PIT_EnableInterrupts(PIT, PIT_I2C_WATCHDOG_CHANNEL, kPIT_TimerInterruptEnable);
EnableIRQ(PIT_I2C_WATCHDOG_IRQ_ID);
PIT_StartTimer(PIT, kPIT_Chnl_0);
PIT_StartTimer(PIT, PIT_I2C_WATCHDOG_CHANNEL);
}

8
right/src/i2c_watchdog.h
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@@ -1,14 +1,14 @@
#ifndef __I2C_WATCHDOG_H__
#define __I2C_WATCHDOG_H__
// Includes:
#include "peripherals/pit.h"
// Macros:
#define I2C_WATCHDOG_INTERVAL_USEC 100000
#define PIT_I2C_WATCHDOG_HANDLER PIT0_IRQHandler
#define PIT_I2C_WATCHDOG_IRQ_ID PIT0_IRQn
#define PIT_SOURCE_CLOCK CLOCK_GetFreq(kCLOCK_BusClk)
// Variables:
extern uint32_t I2cWatchdog_RecoveryCounter;

6
right/src/key_scanner.h
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@@ -3,17 +3,13 @@
// Includes:
#include "peripherals/pit.h"
#include "right_key_matrix.h"
// Macros:
#define KEY_SCANNER_INTERVAL_USEC (1000 / RIGHT_KEY_MATRIX_ROWS_NUM)
#define PIT_KEY_SCANNER_HANDLER PIT1_IRQHandler
#define PIT_KEY_SCANNER_IRQ_ID PIT1_IRQn
#define PIT_KEY_SCANNER_CHANNEL kPIT_Chnl_1
#define PIT_SOURCE_CLOCK CLOCK_GetFreq(kCLOCK_BusClk)
// Functions:
void InitKeyScanner(void);

16
right/src/peripherals/pit.h Normal file
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@@ -0,0 +1,16 @@
#ifndef __PIT_H__
#define __PIT_H__
// Macros:
#define PIT_SOURCE_CLOCK CLOCK_GetFreq(kCLOCK_BusClk)
#define PIT_I2C_WATCHDOG_HANDLER PIT0_IRQHandler
#define PIT_I2C_WATCHDOG_IRQ_ID PIT0_IRQn
#define PIT_I2C_WATCHDOG_CHANNEL kPIT_Chnl_0
#define PIT_KEY_SCANNER_HANDLER PIT1_IRQHandler
#define PIT_KEY_SCANNER_IRQ_ID PIT1_IRQn
#define PIT_KEY_SCANNER_CHANNEL kPIT_Chnl_1
#endif