105 lines
3.1 KiB
C
105 lines
3.1 KiB
C
/**************************************************************************//**
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* @file cmsis_ghs.h
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* @brief CMSIS compiler GHS header file
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* @version V5.0.4
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* @date 09. April 2018
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******************************************************************************/
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/*
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* Copyright (c) 2009-2018 Arm Limited. All rights reserved.
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*
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* SPDX-License-Identifier: Apache-2.0
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*
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* Licensed under the Apache License, Version 2.0 (the License); you may
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* not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an AS IS BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef __CMSIS_GHS_H
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#define __CMSIS_GHS_H
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/* GHS MULTI intrinsic functions (e.g. __enable_interrupt()) */
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#include <arm_ghs.h>
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/* CMSIS compiler specific defines */
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#ifndef __ASM
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#define __ASM __asm
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#endif
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#ifndef __RESTRICT
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#define __RESTRICT restrict
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#endif
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#ifndef __INLINE
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#define __INLINE inline
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#endif
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#ifndef __STATIC_INLINE
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#define __STATIC_INLINE static inline
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#endif
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#ifndef __NO_RETURN
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#define __NO_RETURN __attribute__((noreturn))
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#endif
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#ifndef __USED
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#define __USED __attribute__((used))
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#endif
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#ifndef __WEAK
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#define __WEAK __attribute__((weak))
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#endif
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#ifndef __UNALIGNED_UINT32
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struct __attribute__((packed)) T_UINT32 { uint32_t v; };
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#define __UNALIGNED_UINT32(x) (((struct T_UINT32 *)(x))->v)
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#endif
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#ifndef __ALIGNED
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#define __ALIGNED(x) __attribute__((aligned(x)))
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#endif
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#ifndef __PACKED
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#define __PACKED __attribute__((packed, aligned(1)))
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#endif
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#ifndef __PACKED_STRUCT
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#define __PACKED_STRUCT struct __attribute__((packed, aligned(1)))
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#endif
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#ifndef __DMB
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#define __DMB() __ASM("dmb")
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#endif
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#ifndef __DSB
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#define __DSB() __ASM("dsb")
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#endif
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#ifndef __ISB
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#define __ISB() __ASM("isb")
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#endif
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#ifndef __WFI
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#define __WFI() __ASM("wfi")
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#endif
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#ifndef __WFE
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#define __WFE() __ASM("wfe")
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#endif
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#ifndef __enable_irq
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#define __enable_irq() __ASM("cpsie i")
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#endif
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#ifndef __disable_irq
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#define __disable_irq() __ASM("cpsid i")
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#endif
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#ifndef __get_FPSCR
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/**
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\brief Get FPSCR
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\details Returns the current value of the Floating Point Status/Control register.
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\return Floating Point Status/Control register value
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*/
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__attribute__((always_inline)) __STATIC_INLINE uint32_t __get_FPSCR(void)
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{
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#if ((defined (__FPU_PRESENT) && (__FPU_PRESENT == 1U)) && \
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(defined (__FPU_USED ) && (__FPU_USED == 1U)) )
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return __VMRS(__VFP_FPSCR);;
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#else
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return(0U);
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#endif
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}
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#endif
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#endif /* __CMSIS_GHS_H */
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