diff options
Diffstat (limited to 'lib/cmsis/inc/core_cm7.h')
| -rw-r--r-- | lib/cmsis/inc/core_cm7.h | 719 |
1 files changed, 449 insertions, 270 deletions
diff --git a/lib/cmsis/inc/core_cm7.h b/lib/cmsis/inc/core_cm7.h index 3b7530ad50..41f9afb64d 100644 --- a/lib/cmsis/inc/core_cm7.h +++ b/lib/cmsis/inc/core_cm7.h @@ -1,40 +1,30 @@ /**************************************************************************//** * @file core_cm7.h * @brief CMSIS Cortex-M7 Core Peripheral Access Layer Header File - * @version V4.30 - * @date 20. October 2015 + * @version V5.1.0 + * @date 13. March 2019 ******************************************************************************/ -/* Copyright (c) 2009 - 2015 ARM LIMITED - - All rights reserved. - Redistribution and use in source and binary forms, with or without - modification, are permitted provided that the following conditions are met: - - Redistributions of source code must retain the above copyright - notice, this list of conditions and the following disclaimer. - - Redistributions in binary form must reproduce the above copyright - notice, this list of conditions and the following disclaimer in the - documentation and/or other materials provided with the distribution. - - Neither the name of ARM nor the names of its contributors may be used - to endorse or promote products derived from this software without - specific prior written permission. - * - THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" - AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - ARE DISCLAIMED. IN NO EVENT SHALL COPYRIGHT HOLDERS AND CONTRIBUTORS BE - LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR - CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF - SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS - INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN - CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) - ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE - POSSIBILITY OF SUCH DAMAGE. - ---------------------------------------------------------------------------*/ - +/* + * Copyright (c) 2009-2019 Arm Limited. All rights reserved. + * + * SPDX-License-Identifier: Apache-2.0 + * + * Licensed under the Apache License, Version 2.0 (the License); you may + * not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an AS IS BASIS, WITHOUT + * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ #if defined ( __ICCARM__ ) - #pragma system_include /* treat file as system include file for MISRA check */ -#elif defined(__ARMCC_VERSION) && (__ARMCC_VERSION >= 6010050) + #pragma system_include /* treat file as system include file for MISRA check */ +#elif defined (__clang__) #pragma clang system_header /* treat file as system include file */ #endif @@ -70,60 +60,22 @@ @{ */ -/* CMSIS CM7 definitions */ -#define __CM7_CMSIS_VERSION_MAIN (0x04U) /*!< [31:16] CMSIS HAL main version */ -#define __CM7_CMSIS_VERSION_SUB (0x1EU) /*!< [15:0] CMSIS HAL sub version */ -#define __CM7_CMSIS_VERSION ((__CM7_CMSIS_VERSION_MAIN << 16U) | \ - __CM7_CMSIS_VERSION_SUB ) /*!< CMSIS HAL version number */ - -#define __CORTEX_M (0x07U) /*!< Cortex-M Core */ - +#include "cmsis_version.h" -#if defined ( __CC_ARM ) - #define __ASM __asm /*!< asm keyword for ARM Compiler */ - #define __INLINE __inline /*!< inline keyword for ARM Compiler */ - #define __STATIC_INLINE static __inline - -#elif defined(__ARMCC_VERSION) && (__ARMCC_VERSION >= 6010050) - #define __ASM __asm /*!< asm keyword for ARM Compiler */ - #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 ( __TMS470__ ) - #define __ASM __asm /*!< asm keyword for TI CCS Compiler */ - #define __STATIC_INLINE static inline - -#elif defined ( __TASKING__ ) - #define __ASM __asm /*!< asm keyword for TASKING Compiler */ - #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 /*!< inline keyword for COSMIC Compiler. Use -pc99 on compile line */ - #define __STATIC_INLINE static inline +/* CMSIS CM7 definitions */ +#define __CM7_CMSIS_VERSION_MAIN (__CM_CMSIS_VERSION_MAIN) /*!< \deprecated [31:16] CMSIS HAL main version */ +#define __CM7_CMSIS_VERSION_SUB ( __CM_CMSIS_VERSION_SUB) /*!< \deprecated [15:0] CMSIS HAL sub version */ +#define __CM7_CMSIS_VERSION ((__CM7_CMSIS_VERSION_MAIN << 16U) | \ + __CM7_CMSIS_VERSION_SUB ) /*!< \deprecated CMSIS HAL version number */ -#else - #error Unknown compiler -#endif +#define __CORTEX_M (7U) /*!< Cortex-M Core */ /** __FPU_USED indicates whether an FPU is used or not. For this, __FPU_PRESENT has to be checked prior to making use of FPU specific registers and functions. */ #if defined ( __CC_ARM ) #if defined __TARGET_FPU_VFP - #if (__FPU_PRESENT == 1U) + #if defined (__FPU_PRESENT) && (__FPU_PRESENT == 1U) #define __FPU_USED 1U #else #error "Compiler generates FPU instructions for a device without an FPU (check __FPU_PRESENT)" @@ -133,9 +85,9 @@ #define __FPU_USED 0U #endif -#elif defined(__ARMCC_VERSION) && (__ARMCC_VERSION >= 6010050) - #if defined __ARM_PCS_VFP - #if (__FPU_PRESENT == 1) +#elif defined (__ARMCC_VERSION) && (__ARMCC_VERSION >= 6010050) + #if defined __ARM_FP + #if defined (__FPU_PRESENT) && (__FPU_PRESENT == 1U) #define __FPU_USED 1U #else #warning "Compiler generates FPU instructions for a device without an FPU (check __FPU_PRESENT)" @@ -147,7 +99,7 @@ #elif defined ( __GNUC__ ) #if defined (__VFP_FP__) && !defined(__SOFTFP__) - #if (__FPU_PRESENT == 1U) + #if defined (__FPU_PRESENT) && (__FPU_PRESENT == 1U) #define __FPU_USED 1U #else #error "Compiler generates FPU instructions for a device without an FPU (check __FPU_PRESENT)" @@ -159,7 +111,7 @@ #elif defined ( __ICCARM__ ) #if defined __ARMVFP__ - #if (__FPU_PRESENT == 1U) + #if defined (__FPU_PRESENT) && (__FPU_PRESENT == 1U) #define __FPU_USED 1U #else #error "Compiler generates FPU instructions for a device without an FPU (check __FPU_PRESENT)" @@ -169,9 +121,9 @@ #define __FPU_USED 0U #endif -#elif defined ( __TMS470__ ) +#elif defined ( __TI_ARM__ ) #if defined __TI_VFP_SUPPORT__ - #if (__FPU_PRESENT == 1U) + #if defined (__FPU_PRESENT) && (__FPU_PRESENT == 1U) #define __FPU_USED 1U #else #error "Compiler generates FPU instructions for a device without an FPU (check __FPU_PRESENT)" @@ -183,7 +135,7 @@ #elif defined ( __TASKING__ ) #if defined __FPU_VFP__ - #if (__FPU_PRESENT == 1U) + #if defined (__FPU_PRESENT) && (__FPU_PRESENT == 1U) #define __FPU_USED 1U #else #error "Compiler generates FPU instructions for a device without an FPU (check __FPU_PRESENT)" @@ -195,7 +147,7 @@ #elif defined ( __CSMC__ ) #if ( __CSMC__ & 0x400U) - #if (__FPU_PRESENT == 1U) + #if defined (__FPU_PRESENT) && (__FPU_PRESENT == 1U) #define __FPU_USED 1U #else #error "Compiler generates FPU instructions for a device without an FPU (check __FPU_PRESENT)" @@ -207,9 +159,8 @@ #endif -#include "core_cmInstr.h" /* Core Instruction Access */ -#include "core_cmFunc.h" /* Core Function Access */ -#include "core_cmSimd.h" /* Compiler specific SIMD Intrinsics */ +#include "cmsis_compiler.h" /* CMSIS compiler specific defines */ + #ifdef __cplusplus } @@ -382,11 +333,12 @@ typedef union struct { uint32_t ISR:9; /*!< bit: 0.. 8 Exception number */ - uint32_t _reserved0:7; /*!< bit: 9..15 Reserved */ + uint32_t _reserved0:1; /*!< bit: 9 Reserved */ + uint32_t ICI_IT_1:6; /*!< bit: 10..15 ICI/IT part 1 */ uint32_t GE:4; /*!< bit: 16..19 Greater than or Equal flags */ uint32_t _reserved1:4; /*!< bit: 20..23 Reserved */ - uint32_t T:1; /*!< bit: 24 Thumb bit (read 0) */ - uint32_t IT:2; /*!< bit: 25..26 saved IT state (read 0) */ + uint32_t T:1; /*!< bit: 24 Thumb bit */ + uint32_t ICI_IT_2:2; /*!< bit: 25..26 ICI/IT part 2 */ uint32_t Q:1; /*!< bit: 27 Saturation condition flag */ uint32_t V:1; /*!< bit: 28 Overflow condition code flag */ uint32_t C:1; /*!< bit: 29 Carry condition code flag */ @@ -412,8 +364,8 @@ typedef union #define xPSR_Q_Pos 27U /*!< xPSR: Q Position */ #define xPSR_Q_Msk (1UL << xPSR_Q_Pos) /*!< xPSR: Q Mask */ -#define xPSR_IT_Pos 25U /*!< xPSR: IT Position */ -#define xPSR_IT_Msk (3UL << xPSR_IT_Pos) /*!< xPSR: IT Mask */ +#define xPSR_ICI_IT_2_Pos 25U /*!< xPSR: ICI/IT part 2 Position */ +#define xPSR_ICI_IT_2_Msk (3UL << xPSR_ICI_IT_2_Pos) /*!< xPSR: ICI/IT part 2 Mask */ #define xPSR_T_Pos 24U /*!< xPSR: T Position */ #define xPSR_T_Msk (1UL << xPSR_T_Pos) /*!< xPSR: T Mask */ @@ -421,6 +373,9 @@ typedef union #define xPSR_GE_Pos 16U /*!< xPSR: GE Position */ #define xPSR_GE_Msk (0xFUL << xPSR_GE_Pos) /*!< xPSR: GE Mask */ +#define xPSR_ICI_IT_1_Pos 10U /*!< xPSR: ICI/IT part 1 Position */ +#define xPSR_ICI_IT_1_Msk (0x3FUL << xPSR_ICI_IT_1_Pos) /*!< xPSR: ICI/IT part 1 Mask */ + #define xPSR_ISR_Pos 0U /*!< xPSR: ISR Position */ #define xPSR_ISR_Msk (0x1FFUL /*<< xPSR_ISR_Pos*/) /*!< xPSR: ISR Mask */ @@ -468,7 +423,7 @@ typedef struct __IOM uint32_t ISER[8U]; /*!< Offset: 0x000 (R/W) Interrupt Set Enable Register */ uint32_t RESERVED0[24U]; __IOM uint32_t ICER[8U]; /*!< Offset: 0x080 (R/W) Interrupt Clear Enable Register */ - uint32_t RSERVED1[24U]; + uint32_t RESERVED1[24U]; __IOM uint32_t ISPR[8U]; /*!< Offset: 0x100 (R/W) Interrupt Set Pending Register */ uint32_t RESERVED2[24U]; __IOM uint32_t ICPR[8U]; /*!< Offset: 0x180 (R/W) Interrupt Clear Pending Register */ @@ -529,7 +484,7 @@ typedef struct uint32_t RESERVED4[15U]; __IM uint32_t MVFR0; /*!< Offset: 0x240 (R/ ) Media and VFP Feature Register 0 */ __IM uint32_t MVFR1; /*!< Offset: 0x244 (R/ ) Media and VFP Feature Register 1 */ - __IM uint32_t MVFR2; /*!< Offset: 0x248 (R/ ) Media and VFP Feature Register 1 */ + __IM uint32_t MVFR2; /*!< Offset: 0x248 (R/ ) Media and VFP Feature Register 2 */ uint32_t RESERVED5[1U]; __OM uint32_t ICIALLU; /*!< Offset: 0x250 ( /W) I-Cache Invalidate All to PoU */ uint32_t RESERVED6[1U]; @@ -715,6 +670,66 @@ typedef struct #define SCB_CFSR_MEMFAULTSR_Pos 0U /*!< SCB CFSR: Memory Manage Fault Status Register Position */ #define SCB_CFSR_MEMFAULTSR_Msk (0xFFUL /*<< SCB_CFSR_MEMFAULTSR_Pos*/) /*!< SCB CFSR: Memory Manage Fault Status Register Mask */ +/* MemManage Fault Status Register (part of SCB Configurable Fault Status Register) */ +#define SCB_CFSR_MMARVALID_Pos (SCB_SHCSR_MEMFAULTACT_Pos + 7U) /*!< SCB CFSR (MMFSR): MMARVALID Position */ +#define SCB_CFSR_MMARVALID_Msk (1UL << SCB_CFSR_MMARVALID_Pos) /*!< SCB CFSR (MMFSR): MMARVALID Mask */ + +#define SCB_CFSR_MLSPERR_Pos (SCB_SHCSR_MEMFAULTACT_Pos + 5U) /*!< SCB CFSR (MMFSR): MLSPERR Position */ +#define SCB_CFSR_MLSPERR_Msk (1UL << SCB_CFSR_MLSPERR_Pos) /*!< SCB CFSR (MMFSR): MLSPERR Mask */ + +#define SCB_CFSR_MSTKERR_Pos (SCB_SHCSR_MEMFAULTACT_Pos + 4U) /*!< SCB CFSR (MMFSR): MSTKERR Position */ +#define SCB_CFSR_MSTKERR_Msk (1UL << SCB_CFSR_MSTKERR_Pos) /*!< SCB CFSR (MMFSR): MSTKERR Mask */ + +#define SCB_CFSR_MUNSTKERR_Pos (SCB_SHCSR_MEMFAULTACT_Pos + 3U) /*!< SCB CFSR (MMFSR): MUNSTKERR Position */ +#define SCB_CFSR_MUNSTKERR_Msk (1UL << SCB_CFSR_MUNSTKERR_Pos) /*!< SCB CFSR (MMFSR): MUNSTKERR Mask */ + +#define SCB_CFSR_DACCVIOL_Pos (SCB_SHCSR_MEMFAULTACT_Pos + 1U) /*!< SCB CFSR (MMFSR): DACCVIOL Position */ +#define SCB_CFSR_DACCVIOL_Msk (1UL << SCB_CFSR_DACCVIOL_Pos) /*!< SCB CFSR (MMFSR): DACCVIOL Mask */ + +#define SCB_CFSR_IACCVIOL_Pos (SCB_SHCSR_MEMFAULTACT_Pos + 0U) /*!< SCB CFSR (MMFSR): IACCVIOL Position */ +#define SCB_CFSR_IACCVIOL_Msk (1UL /*<< SCB_CFSR_IACCVIOL_Pos*/) /*!< SCB CFSR (MMFSR): IACCVIOL Mask */ + +/* BusFault Status Register (part of SCB Configurable Fault Status Register) */ +#define SCB_CFSR_BFARVALID_Pos (SCB_CFSR_BUSFAULTSR_Pos + 7U) /*!< SCB CFSR (BFSR): BFARVALID Position */ +#define SCB_CFSR_BFARVALID_Msk (1UL << SCB_CFSR_BFARVALID_Pos) /*!< SCB CFSR (BFSR): BFARVALID Mask */ + +#define SCB_CFSR_LSPERR_Pos (SCB_CFSR_BUSFAULTSR_Pos + 5U) /*!< SCB CFSR (BFSR): LSPERR Position */ +#define SCB_CFSR_LSPERR_Msk (1UL << SCB_CFSR_LSPERR_Pos) /*!< SCB CFSR (BFSR): LSPERR Mask */ + +#define SCB_CFSR_STKERR_Pos (SCB_CFSR_BUSFAULTSR_Pos + 4U) /*!< SCB CFSR (BFSR): STKERR Position */ +#define SCB_CFSR_STKERR_Msk (1UL << SCB_CFSR_STKERR_Pos) /*!< SCB CFSR (BFSR): STKERR Mask */ + +#define SCB_CFSR_UNSTKERR_Pos (SCB_CFSR_BUSFAULTSR_Pos + 3U) /*!< SCB CFSR (BFSR): UNSTKERR Position */ +#define SCB_CFSR_UNSTKERR_Msk (1UL << SCB_CFSR_UNSTKERR_Pos) /*!< SCB CFSR (BFSR): UNSTKERR Mask */ + +#define SCB_CFSR_IMPRECISERR_Pos (SCB_CFSR_BUSFAULTSR_Pos + 2U) /*!< SCB CFSR (BFSR): IMPRECISERR Position */ +#define SCB_CFSR_IMPRECISERR_Msk (1UL << SCB_CFSR_IMPRECISERR_Pos) /*!< SCB CFSR (BFSR): IMPRECISERR Mask */ + +#define SCB_CFSR_PRECISERR_Pos (SCB_CFSR_BUSFAULTSR_Pos + 1U) /*!< SCB CFSR (BFSR): PRECISERR Position */ +#define SCB_CFSR_PRECISERR_Msk (1UL << SCB_CFSR_PRECISERR_Pos) /*!< SCB CFSR (BFSR): PRECISERR Mask */ + +#define SCB_CFSR_IBUSERR_Pos (SCB_CFSR_BUSFAULTSR_Pos + 0U) /*!< SCB CFSR (BFSR): IBUSERR Position */ +#define SCB_CFSR_IBUSERR_Msk (1UL << SCB_CFSR_IBUSERR_Pos) /*!< SCB CFSR (BFSR): IBUSERR Mask */ + +/* UsageFault Status Register (part of SCB Configurable Fault Status Register) */ +#define SCB_CFSR_DIVBYZERO_Pos (SCB_CFSR_USGFAULTSR_Pos + 9U) /*!< SCB CFSR (UFSR): DIVBYZERO Position */ +#define SCB_CFSR_DIVBYZERO_Msk (1UL << SCB_CFSR_DIVBYZERO_Pos) /*!< SCB CFSR (UFSR): DIVBYZERO Mask */ + +#define SCB_CFSR_UNALIGNED_Pos (SCB_CFSR_USGFAULTSR_Pos + 8U) /*!< SCB CFSR (UFSR): UNALIGNED Position */ +#define SCB_CFSR_UNALIGNED_Msk (1UL << SCB_CFSR_UNALIGNED_Pos) /*!< SCB CFSR (UFSR): UNALIGNED Mask */ + +#define SCB_CFSR_NOCP_Pos (SCB_CFSR_USGFAULTSR_Pos + 3U) /*!< SCB CFSR (UFSR): NOCP Position */ +#define SCB_CFSR_NOCP_Msk (1UL << SCB_CFSR_NOCP_Pos) /*!< SCB CFSR (UFSR): NOCP Mask */ + +#define SCB_CFSR_INVPC_Pos (SCB_CFSR_USGFAULTSR_Pos + 2U) /*!< SCB CFSR (UFSR): INVPC Position */ +#define SCB_CFSR_INVPC_Msk (1UL << SCB_CFSR_INVPC_Pos) /*!< SCB CFSR (UFSR): INVPC Mask */ + +#define SCB_CFSR_INVSTATE_Pos (SCB_CFSR_USGFAULTSR_Pos + 1U) /*!< SCB CFSR (UFSR): INVSTATE Position */ +#define SCB_CFSR_INVSTATE_Msk (1UL << SCB_CFSR_INVSTATE_Pos) /*!< SCB CFSR (UFSR): INVSTATE Mask */ + +#define SCB_CFSR_UNDEFINSTR_Pos (SCB_CFSR_USGFAULTSR_Pos + 0U) /*!< SCB CFSR (UFSR): UNDEFINSTR Position */ +#define SCB_CFSR_UNDEFINSTR_Msk (1UL << SCB_CFSR_UNDEFINSTR_Pos) /*!< SCB CFSR (UFSR): UNDEFINSTR Mask */ + /* SCB Hard Fault Status Register Definitions */ #define SCB_HFSR_DEBUGEVT_Pos 31U /*!< SCB HFSR: DEBUGEVT Position */ #define SCB_HFSR_DEBUGEVT_Msk (1UL << SCB_HFSR_DEBUGEVT_Pos) /*!< SCB HFSR: DEBUGEVT Mask */ @@ -915,6 +930,24 @@ typedef struct #define SCnSCB_ICTR_INTLINESNUM_Msk (0xFUL /*<< SCnSCB_ICTR_INTLINESNUM_Pos*/) /*!< ICTR: INTLINESNUM Mask */ /* Auxiliary Control Register Definitions */ +#define SCnSCB_ACTLR_DISDYNADD_Pos 26U /*!< ACTLR: DISDYNADD Position */ +#define SCnSCB_ACTLR_DISDYNADD_Msk (1UL << SCnSCB_ACTLR_DISDYNADD_Pos) /*!< ACTLR: DISDYNADD Mask */ + +#define SCnSCB_ACTLR_DISISSCH1_Pos 21U /*!< ACTLR: DISISSCH1 Position */ +#define SCnSCB_ACTLR_DISISSCH1_Msk (0x1FUL << SCnSCB_ACTLR_DISISSCH1_Pos) /*!< ACTLR: DISISSCH1 Mask */ + +#define SCnSCB_ACTLR_DISDI_Pos 16U /*!< ACTLR: DISDI Position */ +#define SCnSCB_ACTLR_DISDI_Msk (0x1FUL << SCnSCB_ACTLR_DISDI_Pos) /*!< ACTLR: DISDI Mask */ + +#define SCnSCB_ACTLR_DISCRITAXIRUR_Pos 15U /*!< ACTLR: DISCRITAXIRUR Position */ +#define SCnSCB_ACTLR_DISCRITAXIRUR_Msk (1UL << SCnSCB_ACTLR_DISCRITAXIRUR_Pos) /*!< ACTLR: DISCRITAXIRUR Mask */ + +#define SCnSCB_ACTLR_DISBTACALLOC_Pos 14U /*!< ACTLR: DISBTACALLOC Position */ +#define SCnSCB_ACTLR_DISBTACALLOC_Msk (1UL << SCnSCB_ACTLR_DISBTACALLOC_Pos) /*!< ACTLR: DISBTACALLOC Mask */ + +#define SCnSCB_ACTLR_DISBTACREAD_Pos 13U /*!< ACTLR: DISBTACREAD Position */ +#define SCnSCB_ACTLR_DISBTACREAD_Msk (1UL << SCnSCB_ACTLR_DISBTACREAD_Pos) /*!< ACTLR: DISBTACREAD Mask */ + #define SCnSCB_ACTLR_DISITMATBFLUSH_Pos 12U /*!< ACTLR: DISITMATBFLUSH Position */ #define SCnSCB_ACTLR_DISITMATBFLUSH_Msk (1UL << SCnSCB_ACTLR_DISITMATBFLUSH_Pos) /*!< ACTLR: DISITMATBFLUSH Mask */ @@ -1009,10 +1042,7 @@ typedef struct __IOM uint32_t TPR; /*!< Offset: 0xE40 (R/W) ITM Trace Privilege Register */ uint32_t RESERVED2[15U]; __IOM uint32_t TCR; /*!< Offset: 0xE80 (R/W) ITM Trace Control Register */ - uint32_t RESERVED3[29U]; - __OM uint32_t IWR; /*!< Offset: 0xEF8 ( /W) ITM Integration Write Register */ - __IM uint32_t IRR; /*!< Offset: 0xEFC (R/ ) ITM Integration Read Register */ - __IOM uint32_t IMCR; /*!< Offset: 0xF00 (R/W) ITM Integration Mode Control Register */ + uint32_t RESERVED3[32U]; uint32_t RESERVED4[43U]; __OM uint32_t LAR; /*!< Offset: 0xFB0 ( /W) ITM Lock Access Register */ __IM uint32_t LSR; /*!< Offset: 0xFB4 (R/ ) ITM Lock Status Register */ @@ -1033,7 +1063,7 @@ typedef struct /* ITM Trace Privilege Register Definitions */ #define ITM_TPR_PRIVMASK_Pos 0U /*!< ITM TPR: PRIVMASK Position */ -#define ITM_TPR_PRIVMASK_Msk (0xFUL /*<< ITM_TPR_PRIVMASK_Pos*/) /*!< ITM TPR: PRIVMASK Mask */ +#define ITM_TPR_PRIVMASK_Msk (0xFFFFFFFFUL /*<< ITM_TPR_PRIVMASK_Pos*/) /*!< ITM TPR: PRIVMASK Mask */ /* ITM Trace Control Register Definitions */ #define ITM_TCR_BUSY_Pos 23U /*!< ITM TCR: BUSY Position */ @@ -1063,18 +1093,6 @@ typedef struct #define ITM_TCR_ITMENA_Pos 0U /*!< ITM TCR: ITM Enable bit Position */ #define ITM_TCR_ITMENA_Msk (1UL /*<< ITM_TCR_ITMENA_Pos*/) /*!< ITM TCR: ITM Enable bit Mask */ -/* ITM Integration Write Register Definitions */ -#define ITM_IWR_ATVALIDM_Pos 0U /*!< ITM IWR: ATVALIDM Position */ -#define ITM_IWR_ATVALIDM_Msk (1UL /*<< ITM_IWR_ATVALIDM_Pos*/) /*!< ITM IWR: ATVALIDM Mask */ - -/* ITM Integration Read Register Definitions */ -#define ITM_IRR_ATREADYM_Pos 0U /*!< ITM IRR: ATREADYM Position */ -#define ITM_IRR_ATREADYM_Msk (1UL /*<< ITM_IRR_ATREADYM_Pos*/) /*!< ITM IRR: ATREADYM Mask */ - -/* ITM Integration Mode Control Register Definitions */ -#define ITM_IMCR_INTEGRATION_Pos 0U /*!< ITM IMCR: INTEGRATION Position */ -#define ITM_IMCR_INTEGRATION_Msk (1UL /*<< ITM_IMCR_INTEGRATION_Pos*/) /*!< ITM IMCR: INTEGRATION Mask */ - /* ITM Lock Status Register Definitions */ #define ITM_LSR_ByteAcc_Pos 2U /*!< ITM LSR: ByteAcc Position */ #define ITM_LSR_ByteAcc_Msk (1UL << ITM_LSR_ByteAcc_Pos) /*!< ITM LSR: ByteAcc Mask */ @@ -1250,7 +1268,7 @@ typedef struct */ typedef struct { - __IOM uint32_t SSPSR; /*!< Offset: 0x000 (R/ ) Supported Parallel Port Size Register */ + __IM uint32_t SSPSR; /*!< Offset: 0x000 (R/ ) Supported Parallel Port Size Register */ __IOM uint32_t CSPSR; /*!< Offset: 0x004 (R/W) Current Parallel Port Size Register */ uint32_t RESERVED0[2U]; __IOM uint32_t ACPR; /*!< Offset: 0x010 (R/W) Asynchronous Clock Prescaler Register */ @@ -1261,7 +1279,7 @@ typedef struct __IOM uint32_t FFCR; /*!< Offset: 0x304 (R/W) Formatter and Flush Control Register */ __IM uint32_t FSCR; /*!< Offset: 0x308 (R/ ) Formatter Synchronization Counter Register */ uint32_t RESERVED3[759U]; - __IM uint32_t TRIGGER; /*!< Offset: 0xEE8 (R/ ) TRIGGER */ + __IM uint32_t TRIGGER; /*!< Offset: 0xEE8 (R/ ) TRIGGER Register */ __IM uint32_t FIFO0; /*!< Offset: 0xEEC (R/ ) Integration ETM Data */ __IM uint32_t ITATBCTR2; /*!< Offset: 0xEF0 (R/ ) ITATBCTR2 */ uint32_t RESERVED4[1U]; @@ -1310,13 +1328,13 @@ typedef struct /* TPI Integration ETM Data Register Definitions (FIFO0) */ #define TPI_FIFO0_ITM_ATVALID_Pos 29U /*!< TPI FIFO0: ITM_ATVALID Position */ -#define TPI_FIFO0_ITM_ATVALID_Msk (0x3UL << TPI_FIFO0_ITM_ATVALID_Pos) /*!< TPI FIFO0: ITM_ATVALID Mask */ +#define TPI_FIFO0_ITM_ATVALID_Msk (0x1UL << TPI_FIFO0_ITM_ATVALID_Pos) /*!< TPI FIFO0: ITM_ATVALID Mask */ #define TPI_FIFO0_ITM_bytecount_Pos 27U /*!< TPI FIFO0: ITM_bytecount Position */ #define TPI_FIFO0_ITM_bytecount_Msk (0x3UL << TPI_FIFO0_ITM_bytecount_Pos) /*!< TPI FIFO0: ITM_bytecount Mask */ #define TPI_FIFO0_ETM_ATVALID_Pos 26U /*!< TPI FIFO0: ETM_ATVALID Position */ -#define TPI_FIFO0_ETM_ATVALID_Msk (0x3UL << TPI_FIFO0_ETM_ATVALID_Pos) /*!< TPI FIFO0: ETM_ATVALID Mask */ +#define TPI_FIFO0_ETM_ATVALID_Msk (0x1UL << TPI_FIFO0_ETM_ATVALID_Pos) /*!< TPI FIFO0: ETM_ATVALID Mask */ #define TPI_FIFO0_ETM_bytecount_Pos 24U /*!< TPI FIFO0: ETM_bytecount Position */ #define TPI_FIFO0_ETM_bytecount_Msk (0x3UL << TPI_FIFO0_ETM_bytecount_Pos) /*!< TPI FIFO0: ETM_bytecount Mask */ @@ -1331,18 +1349,21 @@ typedef struct #define TPI_FIFO0_ETM0_Msk (0xFFUL /*<< TPI_FIFO0_ETM0_Pos*/) /*!< TPI FIFO0: ETM0 Mask */ /* TPI ITATBCTR2 Register Definitions */ -#define TPI_ITATBCTR2_ATREADY_Pos 0U /*!< TPI ITATBCTR2: ATREADY Position */ -#define TPI_ITATBCTR2_ATREADY_Msk (0x1UL /*<< TPI_ITATBCTR2_ATREADY_Pos*/) /*!< TPI ITATBCTR2: ATREADY Mask */ +#define TPI_ITATBCTR2_ATREADY2_Pos 0U /*!< TPI ITATBCTR2: ATREADY2 Position */ +#define TPI_ITATBCTR2_ATREADY2_Msk (0x1UL /*<< TPI_ITATBCTR2_ATREADY2_Pos*/) /*!< TPI ITATBCTR2: ATREADY2 Mask */ + +#define TPI_ITATBCTR2_ATREADY1_Pos 0U /*!< TPI ITATBCTR2: ATREADY1 Position */ +#define TPI_ITATBCTR2_ATREADY1_Msk (0x1UL /*<< TPI_ITATBCTR2_ATREADY1_Pos*/) /*!< TPI ITATBCTR2: ATREADY1 Mask */ /* TPI Integration ITM Data Register Definitions (FIFO1) */ #define TPI_FIFO1_ITM_ATVALID_Pos 29U /*!< TPI FIFO1: ITM_ATVALID Position */ -#define TPI_FIFO1_ITM_ATVALID_Msk (0x3UL << TPI_FIFO1_ITM_ATVALID_Pos) /*!< TPI FIFO1: ITM_ATVALID Mask */ +#define TPI_FIFO1_ITM_ATVALID_Msk (0x1UL << TPI_FIFO1_ITM_ATVALID_Pos) /*!< TPI FIFO1: ITM_ATVALID Mask */ #define TPI_FIFO1_ITM_bytecount_Pos 27U /*!< TPI FIFO1: ITM_bytecount Position */ #define TPI_FIFO1_ITM_bytecount_Msk (0x3UL << TPI_FIFO1_ITM_bytecount_Pos) /*!< TPI FIFO1: ITM_bytecount Mask */ #define TPI_FIFO1_ETM_ATVALID_Pos 26U /*!< TPI FIFO1: ETM_ATVALID Position */ -#define TPI_FIFO1_ETM_ATVALID_Msk (0x3UL << TPI_FIFO1_ETM_ATVALID_Pos) /*!< TPI FIFO1: ETM_ATVALID Mask */ +#define TPI_FIFO1_ETM_ATVALID_Msk (0x1UL << TPI_FIFO1_ETM_ATVALID_Pos) /*!< TPI FIFO1: ETM_ATVALID Mask */ #define TPI_FIFO1_ETM_bytecount_Pos 24U /*!< TPI FIFO1: ETM_bytecount Position */ #define TPI_FIFO1_ETM_bytecount_Msk (0x3UL << TPI_FIFO1_ETM_bytecount_Pos) /*!< TPI FIFO1: ETM_bytecount Mask */ @@ -1357,12 +1378,15 @@ typedef struct #define TPI_FIFO1_ITM0_Msk (0xFFUL /*<< TPI_FIFO1_ITM0_Pos*/) /*!< TPI FIFO1: ITM0 Mask */ /* TPI ITATBCTR0 Register Definitions */ -#define TPI_ITATBCTR0_ATREADY_Pos 0U /*!< TPI ITATBCTR0: ATREADY Position */ -#define TPI_ITATBCTR0_ATREADY_Msk (0x1UL /*<< TPI_ITATBCTR0_ATREADY_Pos*/) /*!< TPI ITATBCTR0: ATREADY Mask */ +#define TPI_ITATBCTR0_ATREADY2_Pos 0U /*!< TPI ITATBCTR0: ATREADY2 Position */ +#define TPI_ITATBCTR0_ATREADY2_Msk (0x1UL /*<< TPI_ITATBCTR0_ATREADY2_Pos*/) /*!< TPI ITATBCTR0: ATREADY2 Mask */ + +#define TPI_ITATBCTR0_ATREADY1_Pos 0U /*!< TPI ITATBCTR0: ATREADY1 Position */ +#define TPI_ITATBCTR0_ATREADY1_Msk (0x1UL /*<< TPI_ITATBCTR0_ATREADY1_Pos*/) /*!< TPI ITATBCTR0: ATREADY1 Mask */ /* TPI Integration Mode Control Register Definitions */ #define TPI_ITCTRL_Mode_Pos 0U /*!< TPI ITCTRL: Mode Position */ -#define TPI_ITCTRL_Mode_Msk (0x1UL /*<< TPI_ITCTRL_Mode_Pos*/) /*!< TPI ITCTRL: Mode Mask */ +#define TPI_ITCTRL_Mode_Msk (0x3UL /*<< TPI_ITCTRL_Mode_Pos*/) /*!< TPI ITCTRL: Mode Mask */ /* TPI DEVID Register Definitions */ #define TPI_DEVID_NRZVALID_Pos 11U /*!< TPI DEVID: NRZVALID Position */ @@ -1384,16 +1408,16 @@ typedef struct #define TPI_DEVID_NrTraceInput_Msk (0x1FUL /*<< TPI_DEVID_NrTraceInput_Pos*/) /*!< TPI DEVID: NrTraceInput Mask */ /* TPI DEVTYPE Register Definitions */ -#define TPI_DEVTYPE_MajorType_Pos 4U /*!< TPI DEVTYPE: MajorType Position */ -#define TPI_DEVTYPE_MajorType_Msk (0xFUL << TPI_DEVTYPE_MajorType_Pos) /*!< TPI DEVTYPE: MajorType Mask */ - -#define TPI_DEVTYPE_SubType_Pos 0U /*!< TPI DEVTYPE: SubType Position */ +#define TPI_DEVTYPE_SubType_Pos 4U /*!< TPI DEVTYPE: SubType Position */ #define TPI_DEVTYPE_SubType_Msk (0xFUL /*<< TPI_DEVTYPE_SubType_Pos*/) /*!< TPI DEVTYPE: SubType Mask */ +#define TPI_DEVTYPE_MajorType_Pos 0U /*!< TPI DEVTYPE: MajorType Position */ +#define TPI_DEVTYPE_MajorType_Msk (0xFUL << TPI_DEVTYPE_MajorType_Pos) /*!< TPI DEVTYPE: MajorType Mask */ + /*@}*/ /* end of group CMSIS_TPI */ -#if (__MPU_PRESENT == 1U) +#if defined (__MPU_PRESENT) && (__MPU_PRESENT == 1U) /** \ingroup CMSIS_core_register \defgroup CMSIS_MPU Memory Protection Unit (MPU) @@ -1419,6 +1443,8 @@ typedef struct __IOM uint32_t RASR_A3; /*!< Offset: 0x028 (R/W) MPU Alias 3 Region Attribute and Size Register */ } MPU_Type; +#define MPU_TYPE_RALIASES 4U + /* MPU Type Register Definitions */ #define MPU_TYPE_IREGION_Pos 16U /*!< MPU TYPE: IREGION Position */ #define MPU_TYPE_IREGION_Msk (0xFFUL << MPU_TYPE_IREGION_Pos) /*!< MPU TYPE: IREGION Mask */ @@ -1485,10 +1511,9 @@ typedef struct #define MPU_RASR_ENABLE_Msk (1UL /*<< MPU_RASR_ENABLE_Pos*/) /*!< MPU RASR: Region enable bit Disable Mask */ /*@} end of group CMSIS_MPU */ -#endif +#endif /* defined (__MPU_PRESENT) && (__MPU_PRESENT == 1U) */ -#if (__FPU_PRESENT == 1U) /** \ingroup CMSIS_core_register \defgroup CMSIS_FPU Floating Point Unit (FPU) @@ -1595,8 +1620,10 @@ typedef struct /* Media and FP Feature Register 2 Definitions */ +#define FPU_MVFR2_VFP_Misc_Pos 4U /*!< MVFR2: VFP Misc bits Position */ +#define FPU_MVFR2_VFP_Misc_Msk (0xFUL << FPU_MVFR2_VFP_Misc_Pos) /*!< MVFR2: VFP Misc bits Mask */ + /*@} end of group CMSIS_FPU */ -#endif /** @@ -1714,18 +1741,18 @@ typedef struct /** \brief Mask and shift a bit field value for use in a register bit range. \param[in] field Name of the register bit field. - \param[in] value Value of the bit field. + \param[in] value Value of the bit field. This parameter is interpreted as an uint32_t type. \return Masked and shifted value. */ -#define _VAL2FLD(field, value) ((value << field ## _Pos) & field ## _Msk) +#define _VAL2FLD(field, value) (((uint32_t)(value) << field ## _Pos) & field ## _Msk) /** \brief Mask and shift a register value to extract a bit filed value. \param[in] field Name of the register bit field. - \param[in] value Value of register. + \param[in] value Value of register. This parameter is interpreted as an uint32_t type. \return Masked and shifted bit field value. */ -#define _FLD2VAL(field, value) ((value & field ## _Msk) >> field ## _Pos) +#define _FLD2VAL(field, value) (((uint32_t)(value) & field ## _Msk) >> field ## _Pos) /*@} end of group CMSIS_core_bitfield */ @@ -1737,7 +1764,7 @@ typedef struct @{ */ -/* Memory mapping of Cortex-M4 Hardware */ +/* Memory mapping of Core Hardware */ #define SCS_BASE (0xE000E000UL) /*!< System Control Space Base Address */ #define ITM_BASE (0xE0000000UL) /*!< ITM Base Address */ #define DWT_BASE (0xE0001000UL) /*!< DWT Base Address */ @@ -1756,15 +1783,13 @@ typedef struct #define TPI ((TPI_Type *) TPI_BASE ) /*!< TPI configuration struct */ #define CoreDebug ((CoreDebug_Type *) CoreDebug_BASE) /*!< Core Debug configuration struct */ -#if (__MPU_PRESENT == 1U) +#if defined (__MPU_PRESENT) && (__MPU_PRESENT == 1U) #define MPU_BASE (SCS_BASE + 0x0D90UL) /*!< Memory Protection Unit */ #define MPU ((MPU_Type *) MPU_BASE ) /*!< Memory Protection Unit */ #endif -#if (__FPU_PRESENT == 1U) - #define FPU_BASE (SCS_BASE + 0x0F30UL) /*!< Floating Point Unit */ - #define FPU ((FPU_Type *) FPU_BASE ) /*!< Floating Point Unit */ -#endif +#define FPU_BASE (SCS_BASE + 0x0F30UL) /*!< Floating Point Unit */ +#define FPU ((FPU_Type *) FPU_BASE ) /*!< Floating Point Unit */ /*@} */ @@ -1792,6 +1817,48 @@ typedef struct @{ */ +#ifdef CMSIS_NVIC_VIRTUAL + #ifndef CMSIS_NVIC_VIRTUAL_HEADER_FILE + #define CMSIS_NVIC_VIRTUAL_HEADER_FILE "cmsis_nvic_virtual.h" + #endif + #include CMSIS_NVIC_VIRTUAL_HEADER_FILE +#else + #define NVIC_SetPriorityGrouping __NVIC_SetPriorityGrouping + #define NVIC_GetPriorityGrouping __NVIC_GetPriorityGrouping + #define NVIC_EnableIRQ __NVIC_EnableIRQ + #define NVIC_GetEnableIRQ __NVIC_GetEnableIRQ + #define NVIC_DisableIRQ __NVIC_DisableIRQ + #define NVIC_GetPendingIRQ __NVIC_GetPendingIRQ + #define NVIC_SetPendingIRQ __NVIC_SetPendingIRQ + #define NVIC_ClearPendingIRQ __NVIC_ClearPendingIRQ + #define NVIC_GetActive __NVIC_GetActive + #define NVIC_SetPriority __NVIC_SetPriority + #define NVIC_GetPriority __NVIC_GetPriority + #define NVIC_SystemReset __NVIC_SystemReset +#endif /* CMSIS_NVIC_VIRTUAL */ + +#ifdef CMSIS_VECTAB_VIRTUAL + #ifndef CMSIS_VECTAB_VIRTUAL_HEADER_FILE + #define CMSIS_VECTAB_VIRTUAL_HEADER_FILE "cmsis_vectab_virtual.h" + #endif + #include CMSIS_VECTAB_VIRTUAL_HEADER_FILE +#else + #define NVIC_SetVector __NVIC_SetVector + #define NVIC_GetVector __NVIC_GetVector +#endif /* (CMSIS_VECTAB_VIRTUAL) */ + +#define NVIC_USER_IRQ_OFFSET 16 + + +/* The following EXC_RETURN values are saved the LR on exception entry */ +#define EXC_RETURN_HANDLER (0xFFFFFFF1UL) /* return to Handler mode, uses MSP after return */ +#define EXC_RETURN_THREAD_MSP (0xFFFFFFF9UL) /* return to Thread mode, uses MSP after return */ +#define EXC_RETURN_THREAD_PSP (0xFFFFFFFDUL) /* return to Thread mode, uses PSP after return */ +#define EXC_RETURN_HANDLER_FPU (0xFFFFFFE1UL) /* return to Handler mode, uses MSP after return, restore floating-point state */ +#define EXC_RETURN_THREAD_MSP_FPU (0xFFFFFFE9UL) /* return to Thread mode, uses MSP after return, restore floating-point state */ +#define EXC_RETURN_THREAD_PSP_FPU (0xFFFFFFEDUL) /* return to Thread mode, uses PSP after return, restore floating-point state */ + + /** \brief Set Priority Grouping \details Sets the priority grouping field using the required unlock sequence. @@ -1801,7 +1868,7 @@ typedef struct priority bits (__NVIC_PRIO_BITS), the smallest possible priority group is set. \param [in] PriorityGroup Priority grouping field. */ -__STATIC_INLINE void NVIC_SetPriorityGrouping(uint32_t PriorityGroup) +__STATIC_INLINE void __NVIC_SetPriorityGrouping(uint32_t PriorityGroup) { uint32_t reg_value; uint32_t PriorityGroupTmp = (PriorityGroup & (uint32_t)0x07UL); /* only values 0..7 are used */ @@ -1810,7 +1877,7 @@ __STATIC_INLINE void NVIC_SetPriorityGrouping(uint32_t PriorityGroup) reg_value &= ~((uint32_t)(SCB_AIRCR_VECTKEY_Msk | SCB_AIRCR_PRIGROUP_Msk)); /* clear bits to change */ reg_value = (reg_value | ((uint32_t)0x5FAUL << SCB_AIRCR_VECTKEY_Pos) | - (PriorityGroupTmp << 8U) ); /* Insert write key and priorty group */ + (PriorityGroupTmp << SCB_AIRCR_PRIGROUP_Pos) ); /* Insert write key and priority group */ SCB->AIRCR = reg_value; } @@ -1820,121 +1887,178 @@ __STATIC_INLINE void NVIC_SetPriorityGrouping(uint32_t PriorityGroup) \details Reads the priority grouping field from the NVIC Interrupt Controller. \return Priority grouping field (SCB->AIRCR [10:8] PRIGROUP field). */ -__STATIC_INLINE uint32_t NVIC_GetPriorityGrouping(void) +__STATIC_INLINE uint32_t __NVIC_GetPriorityGrouping(void) { return ((uint32_t)((SCB->AIRCR & SCB_AIRCR_PRIGROUP_Msk) >> SCB_AIRCR_PRIGROUP_Pos)); } /** - \brief Enable External Interrupt - \details Enables a device-specific interrupt in the NVIC interrupt controller. - \param [in] IRQn External interrupt number. Value cannot be negative. + \brief Enable Interrupt + \details Enables a device specific interrupt in the NVIC interrupt controller. + \param [in] IRQn Device specific interrupt number. + \note IRQn must not be negative. */ -__STATIC_INLINE void NVIC_EnableIRQ(IRQn_Type IRQn) +__STATIC_INLINE void __NVIC_EnableIRQ(IRQn_Type IRQn) { - NVIC->ISER[(((uint32_t)(int32_t)IRQn) >> 5UL)] = (uint32_t)(1UL << (((uint32_t)(int32_t)IRQn) & 0x1FUL)); + if ((int32_t)(IRQn) >= 0) + { + NVIC->ISER[(((uint32_t)IRQn) >> 5UL)] = (uint32_t)(1UL << (((uint32_t)IRQn) & 0x1FUL)); + } } /** - \brief Disable External Interrupt - \details Disables a device-specific interrupt in the NVIC interrupt controller. - \param [in] IRQn External interrupt number. Value cannot be negative. + \brief Get Interrupt Enable status + \details Returns a device specific interrupt enable status from the NVIC interrupt controller. + \param [in] IRQn Device specific interrupt number. + \return 0 Interrupt is not enabled. + \return 1 Interrupt is enabled. + \note IRQn must not be negative. */ -__STATIC_INLINE void NVIC_DisableIRQ(IRQn_Type IRQn) +__STATIC_INLINE uint32_t __NVIC_GetEnableIRQ(IRQn_Type IRQn) { - NVIC->ICER[(((uint32_t)(int32_t)IRQn) >> 5UL)] = (uint32_t)(1UL << (((uint32_t)(int32_t)IRQn) & 0x1FUL)); + if ((int32_t)(IRQn) >= 0) + { + return((uint32_t)(((NVIC->ISER[(((uint32_t)IRQn) >> 5UL)] & (1UL << (((uint32_t)IRQn) & 0x1FUL))) != 0UL) ? 1UL : 0UL)); + } + else + { + return(0U); + } +} + + +/** + \brief Disable Interrupt + \details Disables a device specific interrupt in the NVIC interrupt controller. + \param [in] IRQn Device specific interrupt number. + \note IRQn must not be negative. + */ +__STATIC_INLINE void __NVIC_DisableIRQ(IRQn_Type IRQn) +{ + if ((int32_t)(IRQn) >= 0) + { + NVIC->ICER[(((uint32_t)IRQn) >> 5UL)] = (uint32_t)(1UL << (((uint32_t)IRQn) & 0x1FUL)); + __DSB(); + __ISB(); + } } /** \brief Get Pending Interrupt - \details Reads the pending register in the NVIC and returns the pending bit for the specified interrupt. - \param [in] IRQn Interrupt number. + \details Reads the NVIC pending register and returns the pending bit for the specified device specific interrupt. + \param [in] IRQn Device specific interrupt number. \return 0 Interrupt status is not pending. \return 1 Interrupt status is pending. + \note IRQn must not be negative. */ -__STATIC_INLINE uint32_t NVIC_GetPendingIRQ(IRQn_Type IRQn) +__STATIC_INLINE uint32_t __NVIC_GetPendingIRQ(IRQn_Type IRQn) { - return((uint32_t)(((NVIC->ISPR[(((uint32_t)(int32_t)IRQn) >> 5UL)] & (1UL << (((uint32_t)(int32_t)IRQn) & 0x1FUL))) != 0UL) ? 1UL : 0UL)); + if ((int32_t)(IRQn) >= 0) + { + return((uint32_t)(((NVIC->ISPR[(((uint32_t)IRQn) >> 5UL)] & (1UL << (((uint32_t)IRQn) & 0x1FUL))) != 0UL) ? 1UL : 0UL)); + } + else + { + return(0U); + } } /** \brief Set Pending Interrupt - \details Sets the pending bit of an external interrupt. - \param [in] IRQn Interrupt number. Value cannot be negative. + \details Sets the pending bit of a device specific interrupt in the NVIC pending register. + \param [in] IRQn Device specific interrupt number. + \note IRQn must not be negative. */ -__STATIC_INLINE void NVIC_SetPendingIRQ(IRQn_Type IRQn) +__STATIC_INLINE void __NVIC_SetPendingIRQ(IRQn_Type IRQn) { - NVIC->ISPR[(((uint32_t)(int32_t)IRQn) >> 5UL)] = (uint32_t)(1UL << (((uint32_t)(int32_t)IRQn) & 0x1FUL)); + if ((int32_t)(IRQn) >= 0) + { + NVIC->ISPR[(((uint32_t)IRQn) >> 5UL)] = (uint32_t)(1UL << (((uint32_t)IRQn) & 0x1FUL)); + } } /** \brief Clear Pending Interrupt - \details Clears the pending bit of an external interrupt. - \param [in] IRQn External interrupt number. Value cannot be negative. + \details Clears the pending bit of a device specific interrupt in the NVIC pending register. + \param [in] IRQn Device specific interrupt number. + \note IRQn must not be negative. */ -__STATIC_INLINE void NVIC_ClearPendingIRQ(IRQn_Type IRQn) +__STATIC_INLINE void __NVIC_ClearPendingIRQ(IRQn_Type IRQn) { - NVIC->ICPR[(((uint32_t)(int32_t)IRQn) >> 5UL)] = (uint32_t)(1UL << (((uint32_t)(int32_t)IRQn) & 0x1FUL)); + if ((int32_t)(IRQn) >= 0) + { + NVIC->ICPR[(((uint32_t)IRQn) >> 5UL)] = (uint32_t)(1UL << (((uint32_t)IRQn) & 0x1FUL)); + } } /** \brief Get Active Interrupt - \details Reads the active register in NVIC and returns the active bit. - \param [in] IRQn Interrupt number. + \details Reads the active register in the NVIC and returns the active bit for the device specific interrupt. + \param [in] IRQn Device specific interrupt number. \return 0 Interrupt status is not active. \return 1 Interrupt status is active. + \note IRQn must not be negative. */ -__STATIC_INLINE uint32_t NVIC_GetActive(IRQn_Type IRQn) +__STATIC_INLINE uint32_t __NVIC_GetActive(IRQn_Type IRQn) { - return((uint32_t)(((NVIC->IABR[(((uint32_t)(int32_t)IRQn) >> 5UL)] & (1UL << (((uint32_t)(int32_t)IRQn) & 0x1FUL))) != 0UL) ? 1UL : 0UL)); + if ((int32_t)(IRQn) >= 0) + { + return((uint32_t)(((NVIC->IABR[(((uint32_t)IRQn) >> 5UL)] & (1UL << (((uint32_t)IRQn) & 0x1FUL))) != 0UL) ? 1UL : 0UL)); + } + else + { + return(0U); + } } /** \brief Set Interrupt Priority - \details Sets the priority of an interrupt. - \note The priority cannot be set for every core interrupt. + \details Sets the priority of a device specific interrupt or a processor exception. + The interrupt number can be positive to specify a device specific interrupt, + or negative to specify a processor exception. \param [in] IRQn Interrupt number. \param [in] priority Priority to set. + \note The priority cannot be set for every processor exception. */ -__STATIC_INLINE void NVIC_SetPriority(IRQn_Type IRQn, uint32_t priority) +__STATIC_INLINE void __NVIC_SetPriority(IRQn_Type IRQn, uint32_t priority) { - if ((int32_t)(IRQn) < 0) + if ((int32_t)(IRQn) >= 0) { - SCB->SHPR[(((uint32_t)(int32_t)IRQn) & 0xFUL)-4UL] = (uint8_t)((priority << (8U - __NVIC_PRIO_BITS)) & (uint32_t)0xFFUL); + NVIC->IP[((uint32_t)IRQn)] = (uint8_t)((priority << (8U - __NVIC_PRIO_BITS)) & (uint32_t)0xFFUL); } else { - NVIC->IP[((uint32_t)(int32_t)IRQn)] = (uint8_t)((priority << (8U - __NVIC_PRIO_BITS)) & (uint32_t)0xFFUL); + SCB->SHPR[(((uint32_t)IRQn) & 0xFUL)-4UL] = (uint8_t)((priority << (8U - __NVIC_PRIO_BITS)) & (uint32_t)0xFFUL); } } /** \brief Get Interrupt Priority - \details Reads the priority of an interrupt. - The interrupt number can be positive to specify an external (device specific) interrupt, - or negative to specify an internal (core) interrupt. + \details Reads the priority of a device specific interrupt or a processor exception. + The interrupt number can be positive to specify a device specific interrupt, + or negative to specify a processor exception. \param [in] IRQn Interrupt number. \return Interrupt Priority. Value is aligned automatically to the implemented priority bits of the microcontroller. */ -__STATIC_INLINE uint32_t NVIC_GetPriority(IRQn_Type IRQn) +__STATIC_INLINE uint32_t __NVIC_GetPriority(IRQn_Type IRQn) { - if ((int32_t)(IRQn) < 0) + if ((int32_t)(IRQn) >= 0) { - return(((uint32_t)SCB->SHPR[(((uint32_t)(int32_t)IRQn) & 0xFUL)-4UL] >> (8U - __NVIC_PRIO_BITS))); + return(((uint32_t)NVIC->IP[((uint32_t)IRQn)] >> (8U - __NVIC_PRIO_BITS))); } else { - return(((uint32_t)NVIC->IP[((uint32_t)(int32_t)IRQn)] >> (8U - __NVIC_PRIO_BITS))); + return(((uint32_t)SCB->SHPR[(((uint32_t)IRQn) & 0xFUL)-4UL] >> (8U - __NVIC_PRIO_BITS))); } } @@ -1992,10 +2116,41 @@ __STATIC_INLINE void NVIC_DecodePriority (uint32_t Priority, uint32_t PriorityGr /** + \brief Set Interrupt Vector + \details Sets an interrupt vector in SRAM based interrupt vector table. + The interrupt number can be positive to specify a device specific interrupt, + or negative to specify a processor exception. + VTOR must been relocated to SRAM before. + \param [in] IRQn Interrupt number + \param [in] vector Address of interrupt handler function + */ +__STATIC_INLINE void __NVIC_SetVector(IRQn_Type IRQn, uint32_t vector) +{ + uint32_t vectors = (uint32_t )SCB->VTOR; + (* (int *) (vectors + ((int32_t)IRQn + NVIC_USER_IRQ_OFFSET) * 4)) = vector; +} + + +/** + \brief Get Interrupt Vector + \details Reads an interrupt vector from interrupt vector table. + The interrupt number can be positive to specify a device specific interrupt, + or negative to specify a processor exception. + \param [in] IRQn Interrupt number. + \return Address of interrupt handler function + */ +__STATIC_INLINE uint32_t __NVIC_GetVector(IRQn_Type IRQn) +{ + uint32_t vectors = (uint32_t )SCB->VTOR; + return (uint32_t)(* (int *) (vectors + ((int32_t)IRQn + NVIC_USER_IRQ_OFFSET) * 4)); +} + + +/** \brief System Reset \details Initiates a system reset request to reset the MCU. */ -__STATIC_INLINE void NVIC_SystemReset(void) +__NO_RETURN __STATIC_INLINE void __NVIC_SystemReset(void) { __DSB(); /* Ensure all outstanding memory accesses included buffered write are completed before reset */ @@ -2013,6 +2168,15 @@ __STATIC_INLINE void NVIC_SystemReset(void) /*@} end of CMSIS_Core_NVICFunctions */ +/* ########################## MPU functions #################################### */ + +#if defined (__MPU_PRESENT) && (__MPU_PRESENT == 1U) + +#include "mpu_armv7.h" + +#endif + + /* ########################## FPU functions #################################### */ /** \ingroup CMSIS_Core_FunctionInterface @@ -2034,21 +2198,20 @@ __STATIC_INLINE uint32_t SCB_GetFPUType(void) uint32_t mvfr0; mvfr0 = SCB->MVFR0; - if ((mvfr0 & 0x00000FF0UL) == 0x220UL) + if ((mvfr0 & (FPU_MVFR0_Single_precision_Msk | FPU_MVFR0_Double_precision_Msk)) == 0x220U) { - return 2UL; /* Double + Single precision FPU */ + return 2U; /* Double + Single precision FPU */ } - else if ((mvfr0 & 0x00000FF0UL) == 0x020UL) + else if ((mvfr0 & (FPU_MVFR0_Single_precision_Msk | FPU_MVFR0_Double_precision_Msk)) == 0x020U) { - return 1UL; /* Single precision FPU */ + return 1U; /* Single precision FPU */ } else { - return 0UL; /* No FPU */ + return 0U; /* No FPU */ } } - /*@} end of CMSIS_Core_FpuFunctions */ @@ -2065,17 +2228,22 @@ __STATIC_INLINE uint32_t SCB_GetFPUType(void) #define CCSIDR_WAYS(x) (((x) & SCB_CCSIDR_ASSOCIATIVITY_Msk) >> SCB_CCSIDR_ASSOCIATIVITY_Pos) #define CCSIDR_SETS(x) (((x) & SCB_CCSIDR_NUMSETS_Msk ) >> SCB_CCSIDR_NUMSETS_Pos ) +#define __SCB_DCACHE_LINE_SIZE 32U /*!< Cortex-M7 cache line size is fixed to 32 bytes (8 words). See also register SCB_CCSIDR */ /** \brief Enable I-Cache \details Turns on I-Cache */ -__STATIC_INLINE void SCB_EnableICache (void) +__STATIC_FORCEINLINE void SCB_EnableICache (void) { - #if (__ICACHE_PRESENT == 1U) + #if defined (__ICACHE_PRESENT) && (__ICACHE_PRESENT == 1U) + if (SCB->CCR & SCB_CCR_IC_Msk) return; /* return if ICache is already enabled */ + __DSB(); __ISB(); SCB->ICIALLU = 0UL; /* invalidate I-Cache */ + __DSB(); + __ISB(); SCB->CCR |= (uint32_t)SCB_CCR_IC_Msk; /* enable I-Cache */ __DSB(); __ISB(); @@ -2087,9 +2255,9 @@ __STATIC_INLINE void SCB_EnableICache (void) \brief Disable I-Cache \details Turns off I-Cache */ -__STATIC_INLINE void SCB_DisableICache (void) +__STATIC_FORCEINLINE void SCB_DisableICache (void) { - #if (__ICACHE_PRESENT == 1U) + #if defined (__ICACHE_PRESENT) && (__ICACHE_PRESENT == 1U) __DSB(); __ISB(); SCB->CCR &= ~(uint32_t)SCB_CCR_IC_Msk; /* disable I-Cache */ @@ -2104,9 +2272,9 @@ __STATIC_INLINE void SCB_DisableICache (void) \brief Invalidate I-Cache \details Invalidates I-Cache */ -__STATIC_INLINE void SCB_InvalidateICache (void) +__STATIC_FORCEINLINE void SCB_InvalidateICache (void) { - #if (__ICACHE_PRESENT == 1U) + #if defined (__ICACHE_PRESENT) && (__ICACHE_PRESENT == 1U) __DSB(); __ISB(); SCB->ICIALLU = 0UL; @@ -2120,14 +2288,16 @@ __STATIC_INLINE void SCB_InvalidateICache (void) \brief Enable D-Cache \details Turns on D-Cache */ -__STATIC_INLINE void SCB_EnableDCache (void) +__STATIC_FORCEINLINE void SCB_EnableDCache (void) { - #if (__DCACHE_PRESENT == 1U) + #if defined (__DCACHE_PRESENT) && (__DCACHE_PRESENT == 1U) uint32_t ccsidr; uint32_t sets; uint32_t ways; - SCB->CSSELR = (0U << 1U) | 0U; /* Level 1 data cache */ + if (SCB->CCR & SCB_CCR_DC_Msk) return; /* return if DCache is already enabled */ + + SCB->CSSELR = 0U; /* select Level 1 data cache */ __DSB(); ccsidr = SCB->CCSIDR; @@ -2142,8 +2312,8 @@ __STATIC_INLINE void SCB_EnableDCache (void) #if defined ( __CC_ARM ) __schedule_barrier(); #endif - } while (ways--); - } while(sets--); + } while (ways-- != 0U); + } while(sets-- != 0U); __DSB(); SCB->CCR |= (uint32_t)SCB_CCR_DC_Msk; /* enable D-Cache */ @@ -2158,19 +2328,20 @@ __STATIC_INLINE void SCB_EnableDCache (void) \brief Disable D-Cache \details Turns off D-Cache */ -__STATIC_INLINE void SCB_DisableDCache (void) +__STATIC_FORCEINLINE void SCB_DisableDCache (void) { - #if (__DCACHE_PRESENT == 1U) + #if defined (__DCACHE_PRESENT) && (__DCACHE_PRESENT == 1U) uint32_t ccsidr; uint32_t sets; uint32_t ways; - SCB->CSSELR = (0U << 1U) | 0U; /* Level 1 data cache */ + SCB->CSSELR = 0U; /* select Level 1 data cache */ __DSB(); - ccsidr = SCB->CCSIDR; - SCB->CCR &= ~(uint32_t)SCB_CCR_DC_Msk; /* disable D-Cache */ + __DSB(); + + ccsidr = SCB->CCSIDR; /* clean & invalidate D-Cache */ sets = (uint32_t)(CCSIDR_SETS(ccsidr)); @@ -2182,8 +2353,8 @@ __STATIC_INLINE void SCB_DisableDCache (void) #if defined ( __CC_ARM ) __schedule_barrier(); #endif - } while (ways--); - } while(sets--); + } while (ways-- != 0U); + } while(sets-- != 0U); __DSB(); __ISB(); @@ -2195,14 +2366,14 @@ __STATIC_INLINE void SCB_DisableDCache (void) \brief Invalidate D-Cache \details Invalidates D-Cache */ -__STATIC_INLINE void SCB_InvalidateDCache (void) +__STATIC_FORCEINLINE void SCB_InvalidateDCache (void) { - #if (__DCACHE_PRESENT == 1U) + #if defined (__DCACHE_PRESENT) && (__DCACHE_PRESENT == 1U) uint32_t ccsidr; uint32_t sets; uint32_t ways; - SCB->CSSELR = (0U << 1U) | 0U; /* Level 1 data cache */ + SCB->CSSELR = 0U; /* select Level 1 data cache */ __DSB(); ccsidr = SCB->CCSIDR; @@ -2217,8 +2388,8 @@ __STATIC_INLINE void SCB_InvalidateDCache (void) #if defined ( __CC_ARM ) __schedule_barrier(); #endif - } while (ways--); - } while(sets--); + } while (ways-- != 0U); + } while(sets-- != 0U); __DSB(); __ISB(); @@ -2230,14 +2401,14 @@ __STATIC_INLINE void SCB_InvalidateDCache (void) \brief Clean D-Cache \details Cleans D-Cache */ -__STATIC_INLINE void SCB_CleanDCache (void) +__STATIC_FORCEINLINE void SCB_CleanDCache (void) { - #if (__DCACHE_PRESENT == 1U) + #if defined (__DCACHE_PRESENT) && (__DCACHE_PRESENT == 1U) uint32_t ccsidr; uint32_t sets; uint32_t ways; - SCB->CSSELR = (0U << 1U) | 0U; /* Level 1 data cache */ + SCB->CSSELR = 0U; /* select Level 1 data cache */ __DSB(); ccsidr = SCB->CCSIDR; @@ -2252,8 +2423,8 @@ __STATIC_INLINE void SCB_CleanDCache (void) #if defined ( __CC_ARM ) __schedule_barrier(); #endif - } while (ways--); - } while(sets--); + } while (ways-- != 0U); + } while(sets-- != 0U); __DSB(); __ISB(); @@ -2265,14 +2436,14 @@ __STATIC_INLINE void SCB_CleanDCache (void) \brief Clean & Invalidate D-Cache \details Cleans and Invalidates D-Cache */ -__STATIC_INLINE void SCB_CleanInvalidateDCache (void) +__STATIC_FORCEINLINE void SCB_CleanInvalidateDCache (void) { - #if (__DCACHE_PRESENT == 1U) + #if defined (__DCACHE_PRESENT) && (__DCACHE_PRESENT == 1U) uint32_t ccsidr; uint32_t sets; uint32_t ways; - SCB->CSSELR = (0U << 1U) | 0U; /* Level 1 data cache */ + SCB->CSSELR = 0U; /* select Level 1 data cache */ __DSB(); ccsidr = SCB->CCSIDR; @@ -2287,8 +2458,8 @@ __STATIC_INLINE void SCB_CleanInvalidateDCache (void) #if defined ( __CC_ARM ) __schedule_barrier(); #endif - } while (ways--); - } while(sets--); + } while (ways-- != 0U); + } while(sets-- != 0U); __DSB(); __ISB(); @@ -2298,27 +2469,30 @@ __STATIC_INLINE void SCB_CleanInvalidateDCache (void) /** \brief D-Cache Invalidate by address - \details Invalidates D-Cache for the given address - \param[in] addr address (aligned to 32-byte boundary) + \details Invalidates D-Cache for the given address. + D-Cache is invalidated starting from a 32 byte aligned address in 32 byte granularity. + D-Cache memory blocks which are part of given address + given size are invalidated. + \param[in] addr address \param[in] dsize size of memory block (in number of bytes) */ -__STATIC_INLINE void SCB_InvalidateDCache_by_Addr (uint32_t *addr, int32_t dsize) +__STATIC_FORCEINLINE void SCB_InvalidateDCache_by_Addr (void *addr, int32_t dsize) { - #if (__DCACHE_PRESENT == 1U) - int32_t op_size = dsize; - uint32_t op_addr = (uint32_t)addr; - int32_t linesize = 32U; /* in Cortex-M7 size of cache line is fixed to 8 words (32 bytes) */ + #if defined (__DCACHE_PRESENT) && (__DCACHE_PRESENT == 1U) + if ( dsize > 0 ) { + int32_t op_size = dsize + (((uint32_t)addr) & (__SCB_DCACHE_LINE_SIZE - 1U)); + uint32_t op_addr = (uint32_t)addr /* & ~(__SCB_DCACHE_LINE_SIZE - 1U) */; + + __DSB(); - __DSB(); + do { + SCB->DCIMVAC = op_addr; /* register accepts only 32byte aligned values, only bits 31..5 are valid */ + op_addr += __SCB_DCACHE_LINE_SIZE; + op_size -= __SCB_DCACHE_LINE_SIZE; + } while ( op_size > 0 ); - while (op_size > 0) { - SCB->DCIMVAC = op_addr; - op_addr += linesize; - op_size -= linesize; + __DSB(); + __ISB(); } - - __DSB(); - __ISB(); #endif } @@ -2326,26 +2500,29 @@ __STATIC_INLINE void SCB_InvalidateDCache_by_Addr (uint32_t *addr, int32_t dsize /** \brief D-Cache Clean by address \details Cleans D-Cache for the given address - \param[in] addr address (aligned to 32-byte boundary) + D-Cache is cleaned starting from a 32 byte aligned address in 32 byte granularity. + D-Cache memory blocks which are part of given address + given size are cleaned. + \param[in] addr address \param[in] dsize size of memory block (in number of bytes) */ -__STATIC_INLINE void SCB_CleanDCache_by_Addr (uint32_t *addr, int32_t dsize) +__STATIC_FORCEINLINE void SCB_CleanDCache_by_Addr (uint32_t *addr, int32_t dsize) { - #if (__DCACHE_PRESENT == 1) - int32_t op_size = dsize; - uint32_t op_addr = (uint32_t) addr; - int32_t linesize = 32U; /* in Cortex-M7 size of cache line is fixed to 8 words (32 bytes) */ + #if defined (__DCACHE_PRESENT) && (__DCACHE_PRESENT == 1U) + if ( dsize > 0 ) { + int32_t op_size = dsize + (((uint32_t)addr) & (__SCB_DCACHE_LINE_SIZE - 1U)); + uint32_t op_addr = (uint32_t)addr /* & ~(__SCB_DCACHE_LINE_SIZE - 1U) */; + + __DSB(); - __DSB(); + do { + SCB->DCCMVAC = op_addr; /* register accepts only 32byte aligned values, only bits 31..5 are valid */ + op_addr += __SCB_DCACHE_LINE_SIZE; + op_size -= __SCB_DCACHE_LINE_SIZE; + } while ( op_size > 0 ); - while (op_size > 0) { - SCB->DCCMVAC = op_addr; - op_addr += linesize; - op_size -= linesize; + __DSB(); + __ISB(); } - - __DSB(); - __ISB(); #endif } @@ -2353,30 +2530,32 @@ __STATIC_INLINE void SCB_CleanDCache_by_Addr (uint32_t *addr, int32_t dsize) /** \brief D-Cache Clean and Invalidate by address \details Cleans and invalidates D_Cache for the given address + D-Cache is cleaned and invalidated starting from a 32 byte aligned address in 32 byte granularity. + D-Cache memory blocks which are part of given address + given size are cleaned and invalidated. \param[in] addr address (aligned to 32-byte boundary) \param[in] dsize size of memory block (in number of bytes) */ -__STATIC_INLINE void SCB_CleanInvalidateDCache_by_Addr (uint32_t *addr, int32_t dsize) +__STATIC_FORCEINLINE void SCB_CleanInvalidateDCache_by_Addr (uint32_t *addr, int32_t dsize) { - #if (__DCACHE_PRESENT == 1U) - int32_t op_size = dsize; - uint32_t op_addr = (uint32_t) addr; - int32_t linesize = 32U; /* in Cortex-M7 size of cache line is fixed to 8 words (32 bytes) */ + #if defined (__DCACHE_PRESENT) && (__DCACHE_PRESENT == 1U) + if ( dsize > 0 ) { + int32_t op_size = dsize + (((uint32_t)addr) & (__SCB_DCACHE_LINE_SIZE - 1U)); + uint32_t op_addr = (uint32_t)addr /* & ~(__SCB_DCACHE_LINE_SIZE - 1U) */; + + __DSB(); - __DSB(); + do { + SCB->DCCIMVAC = op_addr; /* register accepts only 32byte aligned values, only bits 31..5 are valid */ + op_addr += __SCB_DCACHE_LINE_SIZE; + op_size -= __SCB_DCACHE_LINE_SIZE; + } while ( op_size > 0 ); - while (op_size > 0) { - SCB->DCCIMVAC = op_addr; - op_addr += linesize; - op_size -= linesize; + __DSB(); + __ISB(); } - - __DSB(); - __ISB(); #endif } - /*@} end of CMSIS_Core_CacheFunctions */ @@ -2389,7 +2568,7 @@ __STATIC_INLINE void SCB_CleanInvalidateDCache_by_Addr (uint32_t *addr, int32_t @{ */ -#if (__Vendor_SysTickConfig == 0U) +#if defined (__Vendor_SysTickConfig) && (__Vendor_SysTickConfig == 0U) /** \brief System Tick Configuration @@ -2432,8 +2611,8 @@ __STATIC_INLINE uint32_t SysTick_Config(uint32_t ticks) @{ */ -extern volatile int32_t ITM_RxBuffer; /*!< External variable to receive characters. */ -#define ITM_RXBUFFER_EMPTY 0x5AA55AA5U /*!< Value identifying \ref ITM_RxBuffer is ready for next character. */ +extern volatile int32_t ITM_RxBuffer; /*!< External variable to receive characters. */ +#define ITM_RXBUFFER_EMPTY ((int32_t)0x5AA55AA5U) /*!< Value identifying \ref ITM_RxBuffer is ready for next character. */ /** |