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