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/******************************************************************************
*
* @brief provide generic high-level routines for ARM Cortex M0/M0+ processors.
*
*******************************************************************************/
#ifndef _CPU_ARM_CM0_H
#define _CPU_ARM_CM0_H
/*ARM Cortex M0 implementation for interrupt priority shift*/
#define ARM_INTERRUPT_LEVEL_BITS 2
/***********************************************************************/
/*!< Macro to enable all interrupts. */
#ifndef KEIL
#define EnableInterrupts asm(" CPSIE i");
#else
#define EnableInterrupts __enable_irq()
#endif
/*!< Macro to disable all interrupts. */
#ifndef KEIL
#define DisableInterrupts asm(" CPSID i");
#else
#define DisableInterrupts __disable_irq()
#endif
#define disable_irq(irq) NVIC_DisableIRQ(irq)
#define enable_irq(irq) NVIC_EnableIRQ(irq)
#define set_irq_priority(irq, prio) NVIC_SetPriority(irq, prio)
/***********************************************************************/
/*
* Misc. Defines
*/
#ifdef FALSE
#undef FALSE
#endif
#define FALSE (0)
#ifdef TRUE
#undef TRUE
#endif
#define TRUE (1)
#ifdef NULL
#undef NULL
#endif
#define NULL (0)
#ifdef ON
#undef ON
#endif
#define ON (1)
#ifdef OFF
#undef OFF
#endif
#define OFF (0)
#undef ENABLE
#define ENABLE (1)
#undef DISABLE
#define DISABLE (0)
/***********************************************************************/
/*
* The basic data types
*/
typedef unsigned char uint8; /* 8 bits */
typedef unsigned short int uint16; /* 16 bits */
typedef unsigned long int uint32; /* 32 bits */
typedef char int8; /* 8 bits */
typedef short int int16; /* 16 bits */
typedef int int32; /* 32 bits */
typedef volatile int8 vint8; /* 8 bits */
typedef volatile int16 vint16; /* 16 bits */
typedef volatile int32 vint32; /* 32 bits */
typedef volatile uint8 vuint8; /* 8 bits */
typedef volatile uint16 vuint16; /* 16 bits */
typedef volatile uint32 vuint32; /* 32 bits */
// function prototype for main function
int main(void);
/***********************************************************************/
// function prototypes for arm_cm0.c
void stop (void);
void wait (void);
void write_vtor (int);
/***********************************************************************/
#endif /* _CPU_ARM_CM4_H */
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