?? core_cm3.h
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/******************************************************************************
* @file: core_cm3.h
* @purpose: CMSIS Cortex-M3 Core Peripheral Access Layer Header File
* @version: V1.20
* @date: 22. May 2009
*----------------------------------------------------------------------------
*
* Copyright (C) 2009 ARM Limited. All rights reserved.
*
* ARM Limited (ARM) is supplying this software for use with Cortex-Mx
* processor based microcontrollers. This file can be freely distributed
* within development tools that are supporting such ARM based processors.
*
* THIS SOFTWARE IS PROVIDED "AS IS". NO WARRANTIES, WHETHER EXPRESS, IMPLIED
* OR STATUTORY, INCLUDING, BUT NOT LIMITED TO, IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE APPLY TO THIS SOFTWARE.
* ARM SHALL NOT, IN ANY CIRCUMSTANCES, BE LIABLE FOR SPECIAL, INCIDENTAL, OR
* CONSEQUENTIAL DAMAGES, FOR ANY REASON WHATSOEVER.
*
******************************************************************************/
#ifndef __CM3_CORE_H__
#define __CM3_CORE_H__
#ifdef __cplusplus
extern "C" {
#endif
#define __CM3_CMSIS_VERSION_MAIN (0x01) /*!< [31:16] CMSIS HAL main version */
#define __CM3_CMSIS_VERSION_SUB (0x20) /*!< [15:0] CMSIS HAL sub version */
#define __CM3_CMSIS_VERSION ((__CM3_CMSIS_VERSION_MAIN << 16) | __CM3_CMSIS_VERSION_SUB) /*!< CMSIS HAL version number */
#define __CORTEX_M (0x03) /*!< Cortex core */
/**
* Lint configuration \n
* ----------------------- \n
*
* The following Lint messages will be suppressed and not shown: \n
* \n
* --- Error 10: --- \n
* register uint32_t __regBasePri __asm("basepri"); \n
* Error 10: Expecting ';' \n
* \n
* --- Error 530: --- \n
* return(__regBasePri); \n
* Warning 530: Symbol '__regBasePri' (line 264) not initialized \n
* \n
* --- Error 550: --- \n
* __regBasePri = (basePri & 0x1ff); \n
* } \n
* Warning 550: Symbol '__regBasePri' (line 271) not accessed \n
* \n
* --- Error 754: --- \n
* uint32_t RESERVED0[24]; \n
* Info 754: local structure member '<some, not used in the HAL>' (line 109, file ./cm3_core.h) not referenced \n
* \n
* --- Error 750: --- \n
* #define __CM3_CORE_H__ \n
* Info 750: local macro '__CM3_CORE_H__' (line 43, file./cm3_core.h) not referenced \n
* \n
* --- Error 528: --- \n
* static __INLINE void NVIC_DisableIRQ(uint32_t IRQn) \n
* Warning 528: Symbol 'NVIC_DisableIRQ(unsigned int)' (line 419, file ./cm3_core.h) not referenced \n
* \n
* --- Error 751: --- \n
* } InterruptType_Type; \n
* Info 751: local typedef 'InterruptType_Type' (line 170, file ./cm3_core.h) not referenced \n
* \n
* \n
* Note: To re-enable a Message, insert a space before 'lint' * \n
*
*/
/*lint -save */
/*lint -e10 */
/*lint -e530 */
/*lint -e550 */
/*lint -e754 */
/*lint -e750 */
/*lint -e528 */
/*lint -e751 */
#include <stdint.h> /* Include standard types */
#if defined (__ICCARM__)
#include <intrinsics.h> /* IAR Intrinsics */
#endif
#ifndef __NVIC_PRIO_BITS
#define __NVIC_PRIO_BITS 4 /*!< standard definition for NVIC Priority Bits */
#endif
/**
* IO definitions
*
* define access restrictions to peripheral registers
*/
#ifdef __cplusplus
#define __I volatile /*!< defines 'read only' permissions */
#else
#define __I volatile const /*!< defines 'read only' permissions */
#endif
#define __O volatile /*!< defines 'write only' permissions */
#define __IO volatile /*!< defines 'read / write' permissions */
/*******************************************************************************
* Register Abstraction
******************************************************************************/
/* System Reset */
#define NVIC_VECTRESET 0 /*!< Vector Reset Bit */
#define NVIC_SYSRESETREQ 2 /*!< System Reset Request */
#define NVIC_AIRCR_VECTKEY (0x5FA << 16) /*!< AIRCR Key for write access */
#define NVIC_AIRCR_ENDIANESS 15 /*!< Endianess */
/* Core Debug */
#define CoreDebug_DEMCR_TRCENA (1 << 24) /*!< DEMCR TRCENA enable */
#define ITM_TCR_ITMENA 1 /*!< ITM enable */
/* memory mapping struct for Nested Vectored Interrupt Controller (NVIC) */
typedef struct
{
__IO uint32_t ISER[8]; /*!< Interrupt Set Enable Register */
uint32_t RESERVED0[24];
__IO uint32_t ICER[8]; /*!< Interrupt Clear Enable Register */
uint32_t RSERVED1[24];
__IO uint32_t ISPR[8]; /*!< Interrupt Set Pending Register */
uint32_t RESERVED2[24];
__IO uint32_t ICPR[8]; /*!< Interrupt Clear Pending Register */
uint32_t RESERVED3[24];
__IO uint32_t IABR[8]; /*!< Interrupt Active bit Register */
uint32_t RESERVED4[56];
__IO uint8_t IP[240]; /*!< Interrupt Priority Register, 8Bit wide */
uint32_t RESERVED5[644];
__O uint32_t STIR; /*!< Software Trigger Interrupt Register */
} NVIC_Type;
/* memory mapping struct for System Control Block */
typedef struct
{
__I uint32_t CPUID; /*!< CPU ID Base Register */
__IO uint32_t ICSR; /*!< Interrupt Control State Register */
__IO uint32_t VTOR; /*!< Vector Table Offset Register */
__IO uint32_t AIRCR; /*!< Application Interrupt / Reset Control Register */
__IO uint32_t SCR; /*!< System Control Register */
__IO uint32_t CCR; /*!< Configuration Control Register */
__IO uint8_t SHP[12]; /*!< System Handlers Priority Registers (4-7, 8-11, 12-15) */
__IO uint32_t SHCSR; /*!< System Handler Control and State Register */
__IO uint32_t CFSR; /*!< Configurable Fault Status Register */
__IO uint32_t HFSR; /*!< Hard Fault Status Register */
__IO uint32_t DFSR; /*!< Debug Fault Status Register */
__IO uint32_t MMFAR; /*!< Mem Manage Address Register */
__IO uint32_t BFAR; /*!< Bus Fault Address Register */
__IO uint32_t AFSR; /*!< Auxiliary Fault Status Register */
__I uint32_t PFR[2]; /*!< Processor Feature Register */
__I uint32_t DFR; /*!< Debug Feature Register */
__I uint32_t ADR; /*!< Auxiliary Feature Register */
__I uint32_t MMFR[4]; /*!< Memory Model Feature Register */
__I uint32_t ISAR[5]; /*!< ISA Feature Register */
} SCB_Type;
/* memory mapping struct for SysTick */
typedef struct
{
__IO uint32_t CTRL; /*!< SysTick Control and Status Register */
__IO uint32_t LOAD; /*!< SysTick Reload Value Register */
__IO uint32_t VAL; /*!< SysTick Current Value Register */
__I uint32_t CALIB; /*!< SysTick Calibration Register */
} SysTick_Type;
/* memory mapping structur for ITM */
typedef struct
{
__O union
{
__O uint8_t u8; /*!< ITM Stimulus Port 8-bit */
__O uint16_t u16; /*!< ITM Stimulus Port 16-bit */
__O uint32_t u32; /*!< ITM Stimulus Port 32-bit */
} PORT [32]; /*!< ITM Stimulus Port Registers */
uint32_t RESERVED0[864];
__IO uint32_t TER; /*!< ITM Trace Enable Register */
uint32_t RESERVED1[15];
__IO uint32_t TPR; /*!< ITM Trace Privilege Register */
uint32_t RESERVED2[15];
__IO uint32_t TCR; /*!< ITM Trace Control Register */
uint32_t RESERVED3[29];
__IO uint32_t IWR; /*!< ITM Integration Write Register */
__IO uint32_t IRR; /*!< ITM Integration Read Register */
__IO uint32_t IMCR; /*!< ITM Integration Mode Control Register */
uint32_t RESERVED4[43];
__IO uint32_t LAR; /*!< ITM Lock Access Register */
__IO uint32_t LSR; /*!< ITM Lock Status Register */
uint32_t RESERVED5[6];
__I uint32_t PID4; /*!< ITM Product ID Registers */
__I uint32_t PID5;
__I uint32_t PID6;
__I uint32_t PID7;
__I uint32_t PID0;
__I uint32_t PID1;
__I uint32_t PID2;
__I uint32_t PID3;
__I uint32_t CID0;
__I uint32_t CID1;
__I uint32_t CID2;
__I uint32_t CID3;
} ITM_Type;
/* memory mapped struct for Interrupt Type */
typedef struct
{
uint32_t RESERVED0;
__I uint32_t ICTR; /*!< Interrupt Control Type Register */
#if ((defined __CM3_REV) && (__CM3_REV >= 0x200))
__IO uint32_t ACTLR; /*!< Auxiliary Control Register */
#else
uint32_t RESERVED1;
#endif
} InterruptType_Type;
/* Memory Protection Unit */
#if defined (__MPU_PRESENT) && (__MPU_PRESENT == 1)
typedef struct
{
__I uint32_t TYPE; /*!< MPU Type Register */
__IO uint32_t CTRL; /*!< MPU Control Register */
__IO uint32_t RNR; /*!< MPU Region RNRber Register */
__IO uint32_t RBAR; /*!< MPU Region Base Address Register */
__IO uint32_t RASR; /*!< MPU Region Attribute and Size Register */
__IO uint32_t RBAR_A1; /*!< MPU Alias 1 Region Base Address Register */
__IO uint32_t RASR_A1; /*!< MPU Alias 1 Region Attribute and Size Register */
__IO uint32_t RBAR_A2; /*!< MPU Alias 2 Region Base Address Register */
__IO uint32_t RASR_A2; /*!< MPU Alias 2 Region Attribute and Size Register */
__IO uint32_t RBAR_A3; /*!< MPU Alias 3 Region Base Address Register */
__IO uint32_t RASR_A3; /*!< MPU Alias 3 Region Attribute and Size Register */
} MPU_Type;
#endif
/* Core Debug Register */
typedef struct
{
__IO uint32_t DHCSR; /*!< Debug Halting Control and Status Register */
__O uint32_t DCRSR; /*!< Debug Core Register Selector Register */
__IO uint32_t DCRDR; /*!< Debug Core Register Data Register */
__IO uint32_t DEMCR; /*!< Debug Exception and Monitor Control Register */
} CoreDebug_Type;
/* Memory mapping of Cortex-M3 Hardware */
#define SCS_BASE (0xE000E000) /*!< System Control Space Base Address */
#define ITM_BASE (0xE0000000) /*!< ITM Base Address */
#define CoreDebug_BASE (0xE000EDF0) /*!< Core Debug Base Address */
#define SysTick_BASE (SCS_BASE + 0x0010) /*!< SysTick Base Address */
#define NVIC_BASE (SCS_BASE + 0x0100) /*!< NVIC Base Address */
#define SCB_BASE (SCS_BASE + 0x0D00) /*!< System Control Block Base Address */
#define InterruptType ((InterruptType_Type *) SCS_BASE) /*!< Interrupt Type Register */
#define SCB ((SCB_Type *) SCB_BASE) /*!< SCB configuration struct */
#define SysTick ((SysTick_Type *) SysTick_BASE) /*!< SysTick configuration struct */
#define NVIC ((NVIC_Type *) NVIC_BASE) /*!< NVIC configuration struct */
#define ITM ((ITM_Type *) ITM_BASE) /*!< ITM configuration struct */
#define CoreDebug ((CoreDebug_Type *) CoreDebug_BASE) /*!< Core Debug configuration struct */
#if defined (__MPU_PRESENT) && (__MPU_PRESENT == 1)
#define MPU_BASE (SCS_BASE + 0x0D90) /*!< Memory Protection Unit */
#define MPU ((MPU_Type*) MPU_BASE) /*!< Memory Protection Unit */
#endif
/*******************************************************************************
* Hardware Abstraction Layer
******************************************************************************/
#if defined ( __CC_ARM )
#define __ASM __asm /*!< asm keyword for ARM Compiler */
#define __INLINE __inline /*!< inline keyword for ARM Compiler */
#elif defined ( __ICCARM__ )
#define __ASM __asm /*!< asm keyword for IAR Compiler */
#define __INLINE inline /*!< inline keyword for IAR Compiler. Only avaiable in High optimization mode! */
#elif defined ( __GNUC__ )
#define __ASM __asm /*!< asm keyword for GNU Compiler */
#define __INLINE inline /*!< inline keyword for GNU Compiler */
#elif defined ( __TASKING__ )
#define __ASM __asm /*!< asm keyword for TASKING Compiler */
#define __INLINE inline /*!< inline keyword for TASKING Compiler */
#endif
/* ################### Compiler specific Intrinsics ########################### */
#if defined ( __CC_ARM ) /*------------------RealView Compiler -----------------*/
/* ARM armcc specific functions */
#define __enable_fault_irq __enable_fiq
#define __disable_fault_irq __disable_fiq
#define __NOP __nop
#define __WFI __wfi
#define __WFE __wfe
#define __SEV __sev
#define __ISB() __isb(0)
#define __DSB() __dsb(0)
#define __DMB() __dmb(0)
#define __REV __rev
#define __RBIT __rbit
#define __LDREXB(ptr) ((unsigned char ) __ldrex(ptr))
#define __LDREXH(ptr) ((unsigned short) __ldrex(ptr))
#define __LDREXW(ptr) ((unsigned int ) __ldrex(ptr))
#define __STREXB(value, ptr) __strex(value, ptr)
#define __STREXH(value, ptr) __strex(value, ptr)
#define __STREXW(value, ptr) __strex(value, ptr)
/* intrinsic unsigned long long __ldrexd(volatile void *ptr) */
/* intrinsic int __strexd(unsigned long long val, volatile void *ptr) */
/* intrinsic void __enable_irq(); */
/* intrinsic void __disable_irq(); */
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