62 lines
2.3 KiB
C
62 lines
2.3 KiB
C
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/**
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*
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* Copyright (c) 2019 Microchip Technology Inc. and its subsidiaries.
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*
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* \asf_license_start
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*
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* \page License
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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 Licence at
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*
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* http://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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* \asf_license_stop
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*
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*/
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#ifndef _REGACCESS_H
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#define _REGACCESS_H
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#include <stdint.h>
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#define MMCR32(a) *((volatile uint32_t *)(uintptr_t)(a))
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#define MMCR16(a) *((volatile uint16_t *)(uintptr_t)(a))
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#define MMCR8(a) *((volatile uint8_t *)(uintptr_t)(a))
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#define MMCR_RD32(a, v) v = *((volatile uint32_t *)(uintptr_t)(a))
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#define MMCR_RD16(a, v) v = *((volatile uint16_t *)(uintptr_t)(a))
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#define MMCR_RD8(a, v) v = *((volatile uint8_t *)(uintptr_t)(a))
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#define MMCR_WR32(a, d) *((volatile uint32_t *)(uintptr_t)(a)) = (uint32_t)(d)
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#define MMCR_WR16(a, h) *((volatile uint16_t *)(uintptr_t)(a)) = (uint16_t)(h)
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#define MMCR_WR8(a, b) *((volatile uint8_t *)(uintptr_t)(a)) = (uint8_t)(b)
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#define REG32(a) *((volatile uint32_t *)(uintptr_t)(a))
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#define REG16(a) *((volatile uint16_t *)(uintptr_t)(a))
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#define REG8(a) *((volatile uint8_t *)(uintptr_t)(a))
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#define REG32W(a, d) *((volatile uint32_t *)(uintptr_t)(a)) = (uint32_t)(d)
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#define REG16W(a, h) *((volatile uint16_t *)(uintptr_t)(a)) = (uint16_t)(h)
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#define REG8W(a, b) *((volatile uint8_t *)(uintptr_t)(a)) = (uint8_t)(b)
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#define REG32R(a, d) (d) = *(volatile uint32_t *)(uintptr_t)(a)
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#define REG16R(a, h) (h) = *(volatile uint16_t *)(uintptr_t)(a)
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#define REG8R(a, b) (b) = *(volatile uint8_t *)(uintptr_t)(a)
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#define REG32_OFS(a, ofs) *(volatile uint32_t *)((uintptr_t)(a) + (uintptr_t)(ofs))
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#define REG16_OFS(a, ofs) *(volatile uint16_t *)((uintptr_t)(a) + (uintptr_t)(ofs))
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#define REG8_OFS(a, ofs) *(volatile uint8_t *)((uintptr_t)(a) + (uintptr_t)(ofs))
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#endif // #ifndef _REGACCESS_H
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