micropython/ports/cc3200/hal/cc3200_hal.h

69 lines
2.9 KiB
C

/*
* This file is part of the MicroPython project, http://micropython.org/
*
* The MIT License (MIT)
*
* Copyright (c) 2015 Daniel Campora
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#include <stdint.h>
#include <stdbool.h>
#include "hal/utils.h"
#include "hal/systick.h"
/******************************************************************************
DEFINE CONSTANTS
******************************************************************************/
#define HAL_FCPU_MHZ 80U
#define HAL_FCPU_HZ (1000000U * HAL_FCPU_MHZ)
#define HAL_SYSTICK_PERIOD_US 1000U
#define UTILS_DELAY_US_TO_COUNT(us) (((us) * HAL_FCPU_MHZ) / 6)
#define HAL_NVIC_INT_CTRL_REG (*((volatile uint32_t *) 0xE000ED04 ) )
#define HAL_VECTACTIVE_MASK (0x1FUL)
/******************************************************************************
DEFINE TYPES
******************************************************************************/
/******************************************************************************
DEFINE FUNCTION-LIKE MACROS
******************************************************************************/
#define HAL_INTRODUCE_SYNC_BARRIER() { \
__asm(" dsb \n" \
" isb \n"); \
}
/******************************************************************************
DECLARE PUBLIC FUNCTIONS
******************************************************************************/
extern void HAL_SystemInit (void);
extern void HAL_SystemDeInit (void);
extern void HAL_IncrementTick(void);
extern void mp_hal_set_interrupt_char (int c);
#define mp_hal_delay_us(usec) UtilsDelay(UTILS_DELAY_US_TO_COUNT(usec))
#define mp_hal_ticks_cpu() (SysTickPeriodGet() - SysTickValueGet())