Marek Trojan
mbed library sources. Supersedes mbed-src.
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Diff: targets/cmsis/core_cm0plus.h
- Revision:
- 19:112740acecfa
- Parent:
- 0:9b334a45a8ff
- Child:
- 144:ef7eb2e8f9f7
diff -r da299f395b9e -r 112740acecfa targets/cmsis/core_cm0plus.h
--- a/targets/cmsis/core_cm0plus.h Mon Nov 09 13:30:11 2015 +0000
+++ b/targets/cmsis/core_cm0plus.h Tue Nov 10 09:30:11 2015 +0000
@@ -1,13 +1,13 @@
/**************************************************************************//**
* @file core_cm0plus.h
* @brief CMSIS Cortex-M0+ Core Peripheral Access Layer Header File
- * @version V3.20
- * @date 25. February 2013
+ * @version V4.10
+ * @date 18. March 2015
*
* @note
*
******************************************************************************/
-/* Copyright (c) 2009 - 2013 ARM LIMITED
+/* Copyright (c) 2009 - 2015 ARM LIMITED
All rights reserved.
Redistribution and use in source and binary forms, with or without
@@ -39,13 +39,13 @@
#pragma system_include /* treat file as system include file for MISRA check */
#endif
+#ifndef __CORE_CM0PLUS_H_GENERIC
+#define __CORE_CM0PLUS_H_GENERIC
+
#ifdef __cplusplus
extern "C" {
#endif
-#ifndef __CORE_CM0PLUS_H_GENERIC
-#define __CORE_CM0PLUS_H_GENERIC
-
/** \page CMSIS_MISRA_Exceptions MISRA-C:2004 Compliance Exceptions
CMSIS violates the following MISRA-C:2004 rules:
@@ -68,8 +68,8 @@
*/
/* CMSIS CM0P definitions */
-#define __CM0PLUS_CMSIS_VERSION_MAIN (0x03) /*!< [31:16] CMSIS HAL main version */
-#define __CM0PLUS_CMSIS_VERSION_SUB (0x20) /*!< [15:0] CMSIS HAL sub version */
+#define __CM0PLUS_CMSIS_VERSION_MAIN (0x04) /*!< [31:16] CMSIS HAL main version */
+#define __CM0PLUS_CMSIS_VERSION_SUB (0x00) /*!< [15:0] CMSIS HAL sub version */
#define __CM0PLUS_CMSIS_VERSION ((__CM0PLUS_CMSIS_VERSION_MAIN << 16) | \
__CM0PLUS_CMSIS_VERSION_SUB) /*!< CMSIS HAL version number */
@@ -81,14 +81,18 @@
#define __INLINE __inline /*!< inline keyword for ARM Compiler */
#define __STATIC_INLINE static __inline
+#elif defined ( __GNUC__ )
+ #define __ASM __asm /*!< asm keyword for GNU Compiler */
+ #define __INLINE inline /*!< inline keyword for GNU Compiler */
+ #define __STATIC_INLINE static inline
+
#elif defined ( __ICCARM__ )
#define __ASM __asm /*!< asm keyword for IAR Compiler */
#define __INLINE inline /*!< inline keyword for IAR Compiler. Only available in High optimization mode! */
#define __STATIC_INLINE static inline
-#elif defined ( __GNUC__ )
- #define __ASM __asm /*!< asm keyword for GNU Compiler */
- #define __INLINE inline /*!< inline keyword for GNU Compiler */
+#elif defined ( __TMS470__ )
+ #define __ASM __asm /*!< asm keyword for TI CCS Compiler */
#define __STATIC_INLINE static inline
#elif defined ( __TASKING__ )
@@ -96,9 +100,16 @@
#define __INLINE inline /*!< inline keyword for TASKING Compiler */
#define __STATIC_INLINE static inline
+#elif defined ( __CSMC__ )
+ #define __packed
+ #define __ASM _asm /*!< asm keyword for COSMIC Compiler */
+ #define __INLINE inline /*use -pc99 on compile line !< inline keyword for COSMIC Compiler */
+ #define __STATIC_INLINE static inline
+
#endif
-/** __FPU_USED indicates whether an FPU is used or not. This core does not support an FPU at all
+/** __FPU_USED indicates whether an FPU is used or not.
+ This core does not support an FPU at all
*/
#define __FPU_USED 0
@@ -107,13 +118,18 @@
#warning "Compiler generates FPU instructions for a device without an FPU (check __FPU_PRESENT)"
#endif
+#elif defined ( __GNUC__ )
+ #if defined (__VFP_FP__) && !defined(__SOFTFP__)
+ #warning "Compiler generates FPU instructions for a device without an FPU (check __FPU_PRESENT)"
+ #endif
+
#elif defined ( __ICCARM__ )
#if defined __ARMVFP__
#warning "Compiler generates FPU instructions for a device without an FPU (check __FPU_PRESENT)"
#endif
-#elif defined ( __GNUC__ )
- #if defined (__VFP_FP__) && !defined(__SOFTFP__)
+#elif defined ( __TMS470__ )
+ #if defined __TI__VFP_SUPPORT____
#warning "Compiler generates FPU instructions for a device without an FPU (check __FPU_PRESENT)"
#endif
@@ -121,12 +137,21 @@
#if defined __FPU_VFP__
#error "Compiler generates FPU instructions for a device without an FPU (check __FPU_PRESENT)"
#endif
+
+#elif defined ( __CSMC__ ) /* Cosmic */
+ #if ( __CSMC__ & 0x400) // FPU present for parser
+ #error "Compiler generates FPU instructions for a device without an FPU (check __FPU_PRESENT)"
+ #endif
#endif
#include <stdint.h> /* standard types definitions */
#include <core_cmInstr.h> /* Core Instruction Access */
#include <core_cmFunc.h> /* Core Function Access */
+#ifdef __cplusplus
+}
+#endif
+
#endif /* __CORE_CM0PLUS_H_GENERIC */
#ifndef __CMSIS_GENERIC
@@ -134,6 +159,10 @@
#ifndef __CORE_CM0PLUS_H_DEPENDANT
#define __CORE_CM0PLUS_H_DEPENDANT
+#ifdef __cplusplus
+ extern "C" {
+#endif
+
/* check device defines and use defaults */
#if defined __CHECK_DEVICE_DEFINES
#ifndef __CM0PLUS_REV
@@ -207,14 +236,7 @@
{
struct
{
-#if (__CORTEX_M != 0x04)
- uint32_t _reserved0:27; /*!< bit: 0..26 Reserved */
-#else
- uint32_t _reserved0:16; /*!< bit: 0..15 Reserved */
- uint32_t GE:4; /*!< bit: 16..19 Greater than or Equal flags */
- uint32_t _reserved1:7; /*!< bit: 20..26 Reserved */
-#endif
- uint32_t Q:1; /*!< bit: 27 Saturation condition flag */
+ uint32_t _reserved0:28; /*!< bit: 0..27 Reserved */
uint32_t V:1; /*!< bit: 28 Overflow condition code flag */
uint32_t C:1; /*!< bit: 29 Carry condition code flag */
uint32_t Z:1; /*!< bit: 30 Zero condition code flag */
@@ -223,6 +245,19 @@
uint32_t w; /*!< Type used for word access */
} APSR_Type;
+/* APSR Register Definitions */
+#define APSR_N_Pos 31 /*!< APSR: N Position */
+#define APSR_N_Msk (1UL << APSR_N_Pos) /*!< APSR: N Mask */
+
+#define APSR_Z_Pos 30 /*!< APSR: Z Position */
+#define APSR_Z_Msk (1UL << APSR_Z_Pos) /*!< APSR: Z Mask */
+
+#define APSR_C_Pos 29 /*!< APSR: C Position */
+#define APSR_C_Msk (1UL << APSR_C_Pos) /*!< APSR: C Mask */
+
+#define APSR_V_Pos 28 /*!< APSR: V Position */
+#define APSR_V_Msk (1UL << APSR_V_Pos) /*!< APSR: V Mask */
+
/** \brief Union type to access the Interrupt Program Status Register (IPSR).
*/
@@ -236,6 +271,10 @@
uint32_t w; /*!< Type used for word access */
} IPSR_Type;
+/* IPSR Register Definitions */
+#define IPSR_ISR_Pos 0 /*!< IPSR: ISR Position */
+#define IPSR_ISR_Msk (0x1FFUL /*<< IPSR_ISR_Pos*/) /*!< IPSR: ISR Mask */
+
/** \brief Union type to access the Special-Purpose Program Status Registers (xPSR).
*/
@@ -244,16 +283,9 @@
struct
{
uint32_t ISR:9; /*!< bit: 0.. 8 Exception number */
-#if (__CORTEX_M != 0x04)
uint32_t _reserved0:15; /*!< bit: 9..23 Reserved */
-#else
- uint32_t _reserved0:7; /*!< bit: 9..15 Reserved */
- uint32_t GE:4; /*!< bit: 16..19 Greater than or Equal flags */
- uint32_t _reserved1:4; /*!< bit: 20..23 Reserved */
-#endif
uint32_t T:1; /*!< bit: 24 Thumb bit (read 0) */
- uint32_t IT:2; /*!< bit: 25..26 saved IT state (read 0) */
- uint32_t Q:1; /*!< bit: 27 Saturation condition flag */
+ uint32_t _reserved1:3; /*!< bit: 25..27 Reserved */
uint32_t V:1; /*!< bit: 28 Overflow condition code flag */
uint32_t C:1; /*!< bit: 29 Carry condition code flag */
uint32_t Z:1; /*!< bit: 30 Zero condition code flag */
@@ -262,6 +294,25 @@
uint32_t w; /*!< Type used for word access */
} xPSR_Type;
+/* xPSR Register Definitions */
+#define xPSR_N_Pos 31 /*!< xPSR: N Position */
+#define xPSR_N_Msk (1UL << xPSR_N_Pos) /*!< xPSR: N Mask */
+
+#define xPSR_Z_Pos 30 /*!< xPSR: Z Position */
+#define xPSR_Z_Msk (1UL << xPSR_Z_Pos) /*!< xPSR: Z Mask */
+
+#define xPSR_C_Pos 29 /*!< xPSR: C Position */
+#define xPSR_C_Msk (1UL << xPSR_C_Pos) /*!< xPSR: C Mask */
+
+#define xPSR_V_Pos 28 /*!< xPSR: V Position */
+#define xPSR_V_Msk (1UL << xPSR_V_Pos) /*!< xPSR: V Mask */
+
+#define xPSR_T_Pos 24 /*!< xPSR: T Position */
+#define xPSR_T_Msk (1UL << xPSR_T_Pos) /*!< xPSR: T Mask */
+
+#define xPSR_ISR_Pos 0 /*!< xPSR: ISR Position */
+#define xPSR_ISR_Msk (0x1FFUL /*<< xPSR_ISR_Pos*/) /*!< xPSR: ISR Mask */
+
/** \brief Union type to access the Control Registers (CONTROL).
*/
@@ -271,12 +322,18 @@
{
uint32_t nPRIV:1; /*!< bit: 0 Execution privilege in Thread mode */
uint32_t SPSEL:1; /*!< bit: 1 Stack to be used */
- uint32_t FPCA:1; /*!< bit: 2 FP extension active flag */
- uint32_t _reserved0:29; /*!< bit: 3..31 Reserved */
+ uint32_t _reserved1:30; /*!< bit: 2..31 Reserved */
} b; /*!< Structure used for bit access */
uint32_t w; /*!< Type used for word access */
} CONTROL_Type;
+/* CONTROL Register Definitions */
+#define CONTROL_SPSEL_Pos 1 /*!< CONTROL: SPSEL Position */
+#define CONTROL_SPSEL_Msk (1UL << CONTROL_SPSEL_Pos) /*!< CONTROL: SPSEL Mask */
+
+#define CONTROL_nPRIV_Pos 0 /*!< CONTROL: nPRIV Position */
+#define CONTROL_nPRIV_Msk (1UL /*<< CONTROL_nPRIV_Pos*/) /*!< CONTROL: nPRIV Mask */
+
/*@} end of group CMSIS_CORE */
@@ -344,7 +401,7 @@
#define SCB_CPUID_PARTNO_Msk (0xFFFUL << SCB_CPUID_PARTNO_Pos) /*!< SCB CPUID: PARTNO Mask */
#define SCB_CPUID_REVISION_Pos 0 /*!< SCB CPUID: REVISION Position */
-#define SCB_CPUID_REVISION_Msk (0xFUL << SCB_CPUID_REVISION_Pos) /*!< SCB CPUID: REVISION Mask */
+#define SCB_CPUID_REVISION_Msk (0xFUL /*<< SCB_CPUID_REVISION_Pos*/) /*!< SCB CPUID: REVISION Mask */
/* SCB Interrupt Control State Register Definitions */
#define SCB_ICSR_NMIPENDSET_Pos 31 /*!< SCB ICSR: NMIPENDSET Position */
@@ -372,7 +429,7 @@
#define SCB_ICSR_VECTPENDING_Msk (0x1FFUL << SCB_ICSR_VECTPENDING_Pos) /*!< SCB ICSR: VECTPENDING Mask */
#define SCB_ICSR_VECTACTIVE_Pos 0 /*!< SCB ICSR: VECTACTIVE Position */
-#define SCB_ICSR_VECTACTIVE_Msk (0x1FFUL << SCB_ICSR_VECTACTIVE_Pos) /*!< SCB ICSR: VECTACTIVE Mask */
+#define SCB_ICSR_VECTACTIVE_Msk (0x1FFUL /*<< SCB_ICSR_VECTACTIVE_Pos*/) /*!< SCB ICSR: VECTACTIVE Mask */
#if (__VTOR_PRESENT == 1)
/* SCB Interrupt Control State Register Definitions */
@@ -447,15 +504,15 @@
#define SysTick_CTRL_TICKINT_Msk (1UL << SysTick_CTRL_TICKINT_Pos) /*!< SysTick CTRL: TICKINT Mask */
#define SysTick_CTRL_ENABLE_Pos 0 /*!< SysTick CTRL: ENABLE Position */
-#define SysTick_CTRL_ENABLE_Msk (1UL << SysTick_CTRL_ENABLE_Pos) /*!< SysTick CTRL: ENABLE Mask */
+#define SysTick_CTRL_ENABLE_Msk (1UL /*<< SysTick_CTRL_ENABLE_Pos*/) /*!< SysTick CTRL: ENABLE Mask */
/* SysTick Reload Register Definitions */
#define SysTick_LOAD_RELOAD_Pos 0 /*!< SysTick LOAD: RELOAD Position */
-#define SysTick_LOAD_RELOAD_Msk (0xFFFFFFUL << SysTick_LOAD_RELOAD_Pos) /*!< SysTick LOAD: RELOAD Mask */
+#define SysTick_LOAD_RELOAD_Msk (0xFFFFFFUL /*<< SysTick_LOAD_RELOAD_Pos*/) /*!< SysTick LOAD: RELOAD Mask */
/* SysTick Current Register Definitions */
#define SysTick_VAL_CURRENT_Pos 0 /*!< SysTick VAL: CURRENT Position */
-#define SysTick_VAL_CURRENT_Msk (0xFFFFFFUL << SysTick_VAL_CURRENT_Pos) /*!< SysTick VAL: CURRENT Mask */
+#define SysTick_VAL_CURRENT_Msk (0xFFFFFFUL /*<< SysTick_VAL_CURRENT_Pos*/) /*!< SysTick VAL: CURRENT Mask */
/* SysTick Calibration Register Definitions */
#define SysTick_CALIB_NOREF_Pos 31 /*!< SysTick CALIB: NOREF Position */
@@ -465,7 +522,7 @@
#define SysTick_CALIB_SKEW_Msk (1UL << SysTick_CALIB_SKEW_Pos) /*!< SysTick CALIB: SKEW Mask */
#define SysTick_CALIB_TENMS_Pos 0 /*!< SysTick CALIB: TENMS Position */
-#define SysTick_CALIB_TENMS_Msk (0xFFFFFFUL << SysTick_VAL_CURRENT_Pos) /*!< SysTick CALIB: TENMS Mask */
+#define SysTick_CALIB_TENMS_Msk (0xFFFFFFUL /*<< SysTick_CALIB_TENMS_Pos*/) /*!< SysTick CALIB: TENMS Mask */
/*@} end of group CMSIS_SysTick */
@@ -495,7 +552,7 @@
#define MPU_TYPE_DREGION_Msk (0xFFUL << MPU_TYPE_DREGION_Pos) /*!< MPU TYPE: DREGION Mask */
#define MPU_TYPE_SEPARATE_Pos 0 /*!< MPU TYPE: SEPARATE Position */
-#define MPU_TYPE_SEPARATE_Msk (1UL << MPU_TYPE_SEPARATE_Pos) /*!< MPU TYPE: SEPARATE Mask */
+#define MPU_TYPE_SEPARATE_Msk (1UL /*<< MPU_TYPE_SEPARATE_Pos*/) /*!< MPU TYPE: SEPARATE Mask */
/* MPU Control Register */
#define MPU_CTRL_PRIVDEFENA_Pos 2 /*!< MPU CTRL: PRIVDEFENA Position */
@@ -505,11 +562,11 @@
#define MPU_CTRL_HFNMIENA_Msk (1UL << MPU_CTRL_HFNMIENA_Pos) /*!< MPU CTRL: HFNMIENA Mask */
#define MPU_CTRL_ENABLE_Pos 0 /*!< MPU CTRL: ENABLE Position */
-#define MPU_CTRL_ENABLE_Msk (1UL << MPU_CTRL_ENABLE_Pos) /*!< MPU CTRL: ENABLE Mask */
+#define MPU_CTRL_ENABLE_Msk (1UL /*<< MPU_CTRL_ENABLE_Pos*/) /*!< MPU CTRL: ENABLE Mask */
/* MPU Region Number Register */
#define MPU_RNR_REGION_Pos 0 /*!< MPU RNR: REGION Position */
-#define MPU_RNR_REGION_Msk (0xFFUL << MPU_RNR_REGION_Pos) /*!< MPU RNR: REGION Mask */
+#define MPU_RNR_REGION_Msk (0xFFUL /*<< MPU_RNR_REGION_Pos*/) /*!< MPU RNR: REGION Mask */
/* MPU Region Base Address Register */
#define MPU_RBAR_ADDR_Pos 8 /*!< MPU RBAR: ADDR Position */
@@ -519,7 +576,7 @@
#define MPU_RBAR_VALID_Msk (1UL << MPU_RBAR_VALID_Pos) /*!< MPU RBAR: VALID Mask */
#define MPU_RBAR_REGION_Pos 0 /*!< MPU RBAR: REGION Position */
-#define MPU_RBAR_REGION_Msk (0xFUL << MPU_RBAR_REGION_Pos) /*!< MPU RBAR: REGION Mask */
+#define MPU_RBAR_REGION_Msk (0xFUL /*<< MPU_RBAR_REGION_Pos*/) /*!< MPU RBAR: REGION Mask */
/* MPU Region Attribute and Size Register */
#define MPU_RASR_ATTRS_Pos 16 /*!< MPU RASR: MPU Region Attribute field Position */
@@ -550,7 +607,7 @@
#define MPU_RASR_SIZE_Msk (0x1FUL << MPU_RASR_SIZE_Pos) /*!< MPU RASR: Region Size Field Mask */
#define MPU_RASR_ENABLE_Pos 0 /*!< MPU RASR: Region enable bit Position */
-#define MPU_RASR_ENABLE_Msk (1UL << MPU_RASR_ENABLE_Pos) /*!< MPU RASR: Region enable bit Disable Mask */
+#define MPU_RASR_ENABLE_Msk (1UL /*<< MPU_RASR_ENABLE_Pos*/) /*!< MPU RASR: Region enable bit Disable Mask */
/*@} end of group CMSIS_MPU */
#endif
@@ -612,9 +669,9 @@
/* Interrupt Priorities are WORD accessible only under ARMv6M */
/* The following MACROS handle generation of the register offset and byte masks */
-#define _BIT_SHIFT(IRQn) ( (((uint32_t)(IRQn) ) & 0x03) * 8 )
-#define _SHP_IDX(IRQn) ( ((((uint32_t)(IRQn) & 0x0F)-8) >> 2) )
-#define _IP_IDX(IRQn) ( ((uint32_t)(IRQn) >> 2) )
+#define _BIT_SHIFT(IRQn) ( ((((uint32_t)(int32_t)(IRQn)) ) & 0x03UL) * 8UL)
+#define _SHP_IDX(IRQn) ( (((((uint32_t)(int32_t)(IRQn)) & 0x0FUL)-8UL) >> 2UL) )
+#define _IP_IDX(IRQn) ( (((uint32_t)(int32_t)(IRQn)) >> 2UL) )
/** \brief Enable External Interrupt
@@ -625,7 +682,7 @@
*/
__STATIC_INLINE void NVIC_EnableIRQ(IRQn_Type IRQn)
{
- NVIC->ISER[0] = (1 << ((uint32_t)(IRQn) & 0x1F));
+ NVIC->ISER[0] = (uint32_t)(1UL << (((uint32_t)(int32_t)IRQn) & 0x1FUL));
}
@@ -637,7 +694,7 @@
*/
__STATIC_INLINE void NVIC_DisableIRQ(IRQn_Type IRQn)
{
- NVIC->ICER[0] = (1 << ((uint32_t)(IRQn) & 0x1F));
+ NVIC->ICER[0] = (uint32_t)(1UL << (((uint32_t)(int32_t)IRQn) & 0x1FUL));
}
@@ -653,7 +710,7 @@
*/
__STATIC_INLINE uint32_t NVIC_GetPendingIRQ(IRQn_Type IRQn)
{
- return((uint32_t) ((NVIC->ISPR[0] & (1 << ((uint32_t)(IRQn) & 0x1F)))?1:0));
+ return((uint32_t)(((NVIC->ISPR[0] & (1UL << (((uint32_t)(int32_t)IRQn) & 0x1FUL))) != 0UL) ? 1UL : 0UL));
}
@@ -665,7 +722,7 @@
*/
__STATIC_INLINE void NVIC_SetPendingIRQ(IRQn_Type IRQn)
{
- NVIC->ISPR[0] = (1 << ((uint32_t)(IRQn) & 0x1F));
+ NVIC->ISPR[0] = (uint32_t)(1UL << (((uint32_t)(int32_t)IRQn) & 0x1FUL));
}
@@ -677,7 +734,7 @@
*/
__STATIC_INLINE void NVIC_ClearPendingIRQ(IRQn_Type IRQn)
{
- NVIC->ICPR[0] = (1 << ((uint32_t)(IRQn) & 0x1F)); /* Clear pending interrupt */
+ NVIC->ICPR[0] = (uint32_t)(1UL << (((uint32_t)(int32_t)IRQn) & 0x1FUL));
}
@@ -692,12 +749,14 @@
*/
__STATIC_INLINE void NVIC_SetPriority(IRQn_Type IRQn, uint32_t priority)
{
- if(IRQn < 0) {
- SCB->SHP[_SHP_IDX(IRQn)] = (SCB->SHP[_SHP_IDX(IRQn)] & ~(0xFF << _BIT_SHIFT(IRQn))) |
- (((priority << (8 - __NVIC_PRIO_BITS)) & 0xFF) << _BIT_SHIFT(IRQn)); }
+ if((int32_t)(IRQn) < 0) {
+ SCB->SHP[_SHP_IDX(IRQn)] = ((uint32_t)(SCB->SHP[_SHP_IDX(IRQn)] & ~(0xFFUL << _BIT_SHIFT(IRQn))) |
+ (((priority << (8 - __NVIC_PRIO_BITS)) & (uint32_t)0xFFUL) << _BIT_SHIFT(IRQn)));
+ }
else {
- NVIC->IP[_IP_IDX(IRQn)] = (NVIC->IP[_IP_IDX(IRQn)] & ~(0xFF << _BIT_SHIFT(IRQn))) |
- (((priority << (8 - __NVIC_PRIO_BITS)) & 0xFF) << _BIT_SHIFT(IRQn)); }
+ NVIC->IP[_IP_IDX(IRQn)] = ((uint32_t)(NVIC->IP[_IP_IDX(IRQn)] & ~(0xFFUL << _BIT_SHIFT(IRQn))) |
+ (((priority << (8 - __NVIC_PRIO_BITS)) & (uint32_t)0xFFUL) << _BIT_SHIFT(IRQn)));
+ }
}
@@ -715,10 +774,12 @@
__STATIC_INLINE uint32_t NVIC_GetPriority(IRQn_Type IRQn)
{
- if(IRQn < 0) {
- return((uint32_t)(((SCB->SHP[_SHP_IDX(IRQn)] >> _BIT_SHIFT(IRQn) ) & 0xFF) >> (8 - __NVIC_PRIO_BITS))); } /* get priority for Cortex-M0 system interrupts */
+ if((int32_t)(IRQn) < 0) {
+ return((uint32_t)(((SCB->SHP[_SHP_IDX(IRQn)] >> _BIT_SHIFT(IRQn) ) & (uint32_t)0xFFUL) >> (8 - __NVIC_PRIO_BITS)));
+ }
else {
- return((uint32_t)(((NVIC->IP[ _IP_IDX(IRQn)] >> _BIT_SHIFT(IRQn) ) & 0xFF) >> (8 - __NVIC_PRIO_BITS))); } /* get priority for device specific interrupts */
+ return((uint32_t)(((NVIC->IP[ _IP_IDX(IRQn)] >> _BIT_SHIFT(IRQn) ) & (uint32_t)0xFFUL) >> (8 - __NVIC_PRIO_BITS)));
+ }
}
@@ -730,10 +791,10 @@
{
__DSB(); /* Ensure all outstanding memory accesses included
buffered write are completed before reset */
- SCB->AIRCR = ((0x5FA << SCB_AIRCR_VECTKEY_Pos) |
+ SCB->AIRCR = ((0x5FAUL << SCB_AIRCR_VECTKEY_Pos) |
SCB_AIRCR_SYSRESETREQ_Msk);
__DSB(); /* Ensure completion of memory access */
- while(1); /* wait until reset */
+ while(1) { __NOP(); } /* wait until reset */
}
/*@} end of CMSIS_Core_NVICFunctions */
@@ -766,15 +827,15 @@
*/
__STATIC_INLINE uint32_t SysTick_Config(uint32_t ticks)
{
- if ((ticks - 1) > SysTick_LOAD_RELOAD_Msk) return (1); /* Reload value impossible */
+ if ((ticks - 1UL) > SysTick_LOAD_RELOAD_Msk) {return (1UL);} /* Reload value impossible */
- SysTick->LOAD = ticks - 1; /* set reload register */
- NVIC_SetPriority (SysTick_IRQn, (1<<__NVIC_PRIO_BITS) - 1); /* set Priority for Systick Interrupt */
- SysTick->VAL = 0; /* Load the SysTick Counter Value */
+ SysTick->LOAD = (uint32_t)(ticks - 1UL); /* set reload register */
+ NVIC_SetPriority (SysTick_IRQn, (1UL << __NVIC_PRIO_BITS) - 1UL); /* set Priority for Systick Interrupt */
+ SysTick->VAL = 0UL; /* Load the SysTick Counter Value */
SysTick->CTRL = SysTick_CTRL_CLKSOURCE_Msk |
SysTick_CTRL_TICKINT_Msk |
- SysTick_CTRL_ENABLE_Msk; /* Enable SysTick IRQ and SysTick Timer */
- return (0); /* Function successful */
+ SysTick_CTRL_ENABLE_Msk; /* Enable SysTick IRQ and SysTick Timer */
+ return (0UL); /* Function successful */
}
#endif
@@ -784,10 +845,10 @@
+#ifdef __cplusplus
+}
+#endif
+
#endif /* __CORE_CM0PLUS_H_DEPENDANT */
#endif /* __CMSIS_GENERIC */
-
-#ifdef __cplusplus
-}
-#endif