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Diff: TARGET_LPC2368/core_arm7.h
- Revision:
- 66:9c8f0e3462fb
- Parent:
- 65:5798e58a58b1
diff -r 5798e58a58b1 -r 9c8f0e3462fb TARGET_LPC2368/core_arm7.h --- a/TARGET_LPC2368/core_arm7.h Mon Aug 12 13:17:46 2013 +0300 +++ b/TARGET_LPC2368/core_arm7.h Mon Aug 19 13:34:54 2013 +0300 @@ -1,276 +1,276 @@ -/* mbed Microcontroller Library - * Copyright (C) 2008-2009 ARM Limited. All rights reserved. - * - * ARM7 version of CMSIS-like functionality - not advised for use outside mbed! - * based on core_cm3.h, V1.20 - */ - -#ifndef __ARM7_CORE_H__ -#define __ARM7_CORE_H__ - -#include "vector_defns.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 ( __CC_ARM ) -/** - * @brief Return the Main Stack Pointer (current ARM7 stack) - * - * @param none - * @return uint32_t Main Stack Pointer - * - * Return the current value of the MSP (main stack pointer) - * Cortex processor register - */ -extern uint32_t __get_MSP(void); -#endif - - -#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 - -typedef struct -{ - uint32_t IRQStatus; - uint32_t FIQStatus; - uint32_t RawIntr; - uint32_t IntSelect; - uint32_t IntEnable; - uint32_t IntEnClr; - uint32_t SoftInt; - uint32_t SoftIntClr; - uint32_t Protection; - uint32_t SWPriorityMask; - uint32_t RESERVED0[54]; - uint32_t VectAddr[32]; - uint32_t RESERVED1[32]; - uint32_t VectPriority[32]; - uint32_t RESERVED2[800]; - uint32_t Address; -} NVIC_TypeDef; - -#define NVIC_BASE (0xFFFFF000) -#define NVIC (( NVIC_TypeDef *) NVIC_BASE) - - - -/** - * 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 */ - - - - - -#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) - -#define __disable_irq() unsigned tmp_IntEnable = LPC_VIC->IntEnable; \ - LPC_VIC->IntEnClr = 0xffffffff - -#define __enable_irq() LPC_VIC->IntEnable = tmp_IntEnable - -#elif (defined (__ICCARM__)) /*------------------ ICC Compiler -------------------*/ - -#define __enable_irq __enable_interrupt /*!< global Interrupt enable */ -#define __disable_irq __disable_interrupt /*!< global Interrupt disable */ -#define __NOP __no_operation() /*!< no operation intrinsic in IAR Compiler */ - -#elif (defined (__GNUC__)) /*------------------ GNU Compiler ---------------------*/ - -static __INLINE void __enable_irq() { - unsigned long temp; - __asm__ __volatile__("mrs %0, cpsr\n" - "bic %0, %0, #0x80\n" - "msr cpsr_c, %0" - : "=r" (temp) - : - : "memory"); -} - -static __INLINE void __disable_irq() { - unsigned long old,temp; - __asm__ __volatile__("mrs %0, cpsr\n" - "orr %1, %0, #0xc0\n" - "msr cpsr_c, %1" - : "=r" (old), "=r" (temp) - : - : "memory"); - // return (old & 0x80) == 0; -} - -static __INLINE void __NOP() { __ASM volatile ("nop"); } - -#elif (defined (__TASKING__)) /*------------------ TASKING Compiler ---------------------*/ -/* TASKING carm specific functions */ - -/* - * The CMSIS functions have been implemented as intrinsics in the compiler. - * Please use "carm -?i" to get an up to date list of all instrinsics, - * Including the CMSIS ones. - */ - -#endif - - -/** - * @brief Enable Interrupt in NVIC Interrupt Controller - * - * @param IRQn_Type IRQn specifies the interrupt number - * @return none - * - * Enable a device specific interupt in the NVIC interrupt controller. - * The interrupt number cannot be a negative value. - */ -static __INLINE void NVIC_EnableIRQ(IRQn_Type IRQn) -{ - NVIC->IntEnable = 1 << (uint32_t)IRQn; -} - - -/** - * @brief Disable the interrupt line for external interrupt specified - * - * @param IRQn_Type IRQn is the positive number of the external interrupt - * @return none - * - * Disable a device specific interupt in the NVIC interrupt controller. - * The interrupt number cannot be a negative value. - */ -static __INLINE void NVIC_DisableIRQ(IRQn_Type IRQn) -{ - NVIC->IntEnClr = 1 << (uint32_t)IRQn; -} - -static __INLINE uint32_t __get_IPSR(void) -{ - unsigned i; - - for(i = 0; i < 32; i ++) - if(NVIC->Address == NVIC->VectAddr[i]) - return i; - return 1; // 1 is an invalid entry in the interrupt table on LPC2368 -} - -#ifdef __cplusplus -} -#endif - -#endif /* __ARM7_CORE_H__ */ - -/*lint -restore */ +/* mbed Microcontroller Library + * Copyright (C) 2008-2009 ARM Limited. All rights reserved. + * + * ARM7 version of CMSIS-like functionality - not advised for use outside mbed! + * based on core_cm3.h, V1.20 + */ + +#ifndef __ARM7_CORE_H__ +#define __ARM7_CORE_H__ + +#include "vector_defns.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 ( __CC_ARM ) +/** + * @brief Return the Main Stack Pointer (current ARM7 stack) + * + * @param none + * @return uint32_t Main Stack Pointer + * + * Return the current value of the MSP (main stack pointer) + * Cortex processor register + */ +extern uint32_t __get_MSP(void); +#endif + + +#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 + +typedef struct +{ + uint32_t IRQStatus; + uint32_t FIQStatus; + uint32_t RawIntr; + uint32_t IntSelect; + uint32_t IntEnable; + uint32_t IntEnClr; + uint32_t SoftInt; + uint32_t SoftIntClr; + uint32_t Protection; + uint32_t SWPriorityMask; + uint32_t RESERVED0[54]; + uint32_t VectAddr[32]; + uint32_t RESERVED1[32]; + uint32_t VectPriority[32]; + uint32_t RESERVED2[800]; + uint32_t Address; +} NVIC_TypeDef; + +#define NVIC_BASE (0xFFFFF000) +#define NVIC (( NVIC_TypeDef *) NVIC_BASE) + + + +/** + * 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 */ + + + + + +#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) + +#define __disable_irq() unsigned tmp_IntEnable = LPC_VIC->IntEnable; \ + LPC_VIC->IntEnClr = 0xffffffff + +#define __enable_irq() LPC_VIC->IntEnable = tmp_IntEnable + +#elif (defined (__ICCARM__)) /*------------------ ICC Compiler -------------------*/ + +#define __enable_irq __enable_interrupt /*!< global Interrupt enable */ +#define __disable_irq __disable_interrupt /*!< global Interrupt disable */ +#define __NOP __no_operation() /*!< no operation intrinsic in IAR Compiler */ + +#elif (defined (__GNUC__)) /*------------------ GNU Compiler ---------------------*/ + +static __INLINE void __enable_irq() { + unsigned long temp; + __asm__ __volatile__("mrs %0, cpsr\n" + "bic %0, %0, #0x80\n" + "msr cpsr_c, %0" + : "=r" (temp) + : + : "memory"); +} + +static __INLINE void __disable_irq() { + unsigned long old,temp; + __asm__ __volatile__("mrs %0, cpsr\n" + "orr %1, %0, #0xc0\n" + "msr cpsr_c, %1" + : "=r" (old), "=r" (temp) + : + : "memory"); + // return (old & 0x80) == 0; +} + +static __INLINE void __NOP() { __ASM volatile ("nop"); } + +#elif (defined (__TASKING__)) /*------------------ TASKING Compiler ---------------------*/ +/* TASKING carm specific functions */ + +/* + * The CMSIS functions have been implemented as intrinsics in the compiler. + * Please use "carm -?i" to get an up to date list of all instrinsics, + * Including the CMSIS ones. + */ + +#endif + + +/** + * @brief Enable Interrupt in NVIC Interrupt Controller + * + * @param IRQn_Type IRQn specifies the interrupt number + * @return none + * + * Enable a device specific interupt in the NVIC interrupt controller. + * The interrupt number cannot be a negative value. + */ +static __INLINE void NVIC_EnableIRQ(IRQn_Type IRQn) +{ + NVIC->IntEnable = 1 << (uint32_t)IRQn; +} + + +/** + * @brief Disable the interrupt line for external interrupt specified + * + * @param IRQn_Type IRQn is the positive number of the external interrupt + * @return none + * + * Disable a device specific interupt in the NVIC interrupt controller. + * The interrupt number cannot be a negative value. + */ +static __INLINE void NVIC_DisableIRQ(IRQn_Type IRQn) +{ + NVIC->IntEnClr = 1 << (uint32_t)IRQn; +} + +static __INLINE uint32_t __get_IPSR(void) +{ + unsigned i; + + for(i = 0; i < 32; i ++) + if(NVIC->Address == NVIC->VectAddr[i]) + return i; + return 1; // 1 is an invalid entry in the interrupt table on LPC2368 +} + +#ifdef __cplusplus +} +#endif + +#endif /* __ARM7_CORE_H__ */ + +/*lint -restore */