esp-idf/components/hal/include/hal/interrupt_clic_ll.h

105 lines
2.8 KiB
C

/*
* SPDX-FileCopyrightText: 2023-2024 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
#include <stdbool.h>
#include "hal/assert.h"
#include "esp_attr.h"
#include "soc/soc.h"
#include "soc/soc_caps.h"
#include "soc/reg_base.h"
#if SOC_INT_CLIC_SUPPORTED
#include "soc/clic_reg.h"
#ifdef __cplusplus
extern "C" {
#endif
#define RV_TOTAL_INT_COUNT 48
/**
* @brief Route any interrupt source to any CPU interrupt, including internal ones
*
* @param core_id CPU core to map the interrupt in (ignored on single-core targets)
* @param intr_src Interrupt source to map
* @param rv_int_num Destination CPU interrupt source, which can be an internal or an external interrupt.
*/
FORCE_INLINE_ATTR void interrupt_clic_ll_route(uint32_t core_id, int intr_src, int intr_num)
{
HAL_ASSERT(intr_num < RV_TOTAL_INT_COUNT);
#if SOC_CPU_CORES_NUM > 1
if (core_id == 0) {
REG_WRITE(DR_REG_INTERRUPT_CORE0_BASE + 4 * intr_src, intr_num);
} else {
REG_WRITE(DR_REG_INTERRUPT_CORE1_BASE + 4 * intr_src, intr_num);
}
#else
REG_WRITE(DR_REG_INTERRUPT_CORE0_BASE + 4 * intr_src, intr_num);
#endif // SOC_CPU_CORES_NUM > 1
}
/**
* @brief Get the type for the given interrupt
*
* @param rv_int_num Interrupt number to get the type of. It can be an internal or an external interrupt.
*
* @return 0 for level-triggered type, 1 for edge-triggered interrupt type
*/
FORCE_INLINE_ATTR int interrupt_clic_ll_get_type(int rv_int_num)
{
return REG_GET_FIELD(CLIC_INT_CTRL_REG(rv_int_num), CLIC_INT_ATTR_TRIG) & 1;
}
/**
* @brief Get the priority for the given interrupt
*
* @param rv_int_num Interrupt number to get the priority of. It can be an internal or an external interrupt.
*
* @return interrupt priority, between 0 and 7
*/
FORCE_INLINE_ATTR int interrupt_clic_ll_get_priority(int rv_int_num)
{
const uint32_t priority = REG_GET_FIELD(CLIC_INT_CTRL_REG(rv_int_num), CLIC_INT_CTL);
return (priority >> (8 - NLBITS));
}
/**
* @brief Check if an interrupt is vectored
*
* @param rv_int_num Interrupt number to check. It can be an internal or an external interrupt.
*
* @return true if the interrupt is vectored, false else
*/
FORCE_INLINE_ATTR bool interrupt_clic_ll_is_vectored(int rv_int_num)
{
const uint32_t shv = REG_GET_FIELD(CLIC_INT_CTRL_REG(rv_int_num), CLIC_INT_ATTR_SHV);
return shv != 0;
}
/**
* @brief Set an interrupt to vectored or non-vectored
*
* @param rv_int_num Interrupt number to modify. It can be an internal or an external interrupt.
* @param vectored True to set the interrupt to vectored, false to set it to non vectored.
*
*/
FORCE_INLINE_ATTR void interrupt_clic_ll_set_vectored(int rv_int_num, bool vectored)
{
REG_SET_FIELD(CLIC_INT_CTRL_REG(rv_int_num), CLIC_INT_ATTR_SHV, vectored ? 1 : 0);
}
#ifdef __cplusplus
}
#endif
#endif // SOC_INT_PLIC_SUPPORTED