kopia lustrzana https://github.com/espressif/esp-idf
56 wiersze
1.1 KiB
C
56 wiersze
1.1 KiB
C
/*
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* SPDX-FileCopyrightText: 2022 Espressif Systems (Shanghai) CO LTD
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#pragma once
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#include <stdint.h>
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#include "riscv/csr.h"
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/*fast gpio*/
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#define CSR_GPIO_OEN_USER 0x803
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#define CSR_GPIO_IN_USER 0x804
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#define CSR_GPIO_OUT_USER 0x805
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#ifdef __cplusplus
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extern "C" {
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#endif
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__attribute__((always_inline))
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static inline void dedic_gpio_cpu_ll_enable_output(uint32_t mask)
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{
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RV_WRITE_CSR(CSR_GPIO_OEN_USER, mask);
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}
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static inline void dedic_gpio_cpu_ll_write_all(uint32_t value)
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{
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RV_WRITE_CSR(CSR_GPIO_OUT_USER, value);
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}
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__attribute__((always_inline))
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static inline uint32_t dedic_gpio_cpu_ll_read_in(void)
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{
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uint32_t value = RV_READ_CSR(CSR_GPIO_IN_USER);
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return value;
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}
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__attribute__((always_inline))
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static inline uint32_t dedic_gpio_cpu_ll_read_out(void)
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{
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uint32_t value = RV_READ_CSR(CSR_GPIO_OUT_USER);
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return value;
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}
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__attribute__((always_inline))
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static inline void dedic_gpio_cpu_ll_write_mask(uint32_t mask, uint32_t value)
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{
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RV_SET_CSR(CSR_GPIO_OUT_USER, mask & value);
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RV_CLEAR_CSR(CSR_GPIO_OUT_USER, mask & ~(value));
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}
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#ifdef __cplusplus
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}
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#endif
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