esp-idf/components/hal/esp32s2/include/hal/dedic_gpio_cpu_ll.h
2022-08-02 23:07:06 +08:00

46 lines
938 B
C

/*
* SPDX-FileCopyrightText: 2020-2022 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
#pragma once
#include <stdint.h>
#ifdef __cplusplus
extern "C" {
#endif
__attribute__((always_inline))
static inline uint32_t dedic_gpio_cpu_ll_read_in(void)
{
uint32_t value = 0;
asm volatile("get_gpio_in %0" : "=r"(value) : :);
return value;
}
__attribute__((always_inline))
static inline uint32_t dedic_gpio_cpu_ll_read_out(void)
{
uint32_t value = 0;
asm volatile("rur.gpio_out %0" : "=r"(value) : :);
return value;
}
__attribute__((always_inline))
static inline void dedic_gpio_cpu_ll_write_all(uint32_t value)
{
asm volatile("wur.gpio_out %0"::"r"(value):);
}
__attribute__((always_inline))
static inline void dedic_gpio_cpu_ll_write_mask(uint32_t mask, uint32_t value)
{
asm volatile("wr_mask_gpio_out %0, %1" : : "r"(value), "r"(mask):);
}
#ifdef __cplusplus
}
#endif