wehub-resource-sync
68 lines
1.5 KiB
C
68 lines
1.5 KiB
C
/*
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* SPDX-FileCopyrightText: 2020-2025 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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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef struct cp_dma_dev_t *cp_dma_soc_handle_t; // CP DMA SOC layer handle
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/**
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* @brief HAL context
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*/
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typedef struct {
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cp_dma_soc_handle_t dev; // CP DMA SOC layer handle (i.e. register base address)
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} cp_dma_hal_context_t;
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typedef struct {
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} cp_dma_hal_config_t;
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/**
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* @brief Initialize HAL layer context
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*
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* @param hal HAL layer context, whose memory should be allocated at driver layer
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* @param config configuration for the HAL layer
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*/
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void cp_dma_hal_init(cp_dma_hal_context_t *hal, const cp_dma_hal_config_t *config);
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/**
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* @brief Deinitialize HAL layer context
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*
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* @param hal HAL layer context
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*/
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void cp_dma_hal_deinit(cp_dma_hal_context_t *hal);
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/**
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* @brief Set descriptor base address
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*
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* @param hal HAL layer context
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* @param outlink_base Base address of the first outlink descriptor
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* @param inlink_base Base address of the first inlink descriptor
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*/
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void cp_dma_hal_set_desc_base_addr(cp_dma_hal_context_t *hal, uint32_t outlink_base, uint32_t inlink_base);
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/**
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* @brief Start mem2mem DMA state machine
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*
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* @param hal HAL layer context
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*/
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void cp_dma_hal_start(cp_dma_hal_context_t *hal);
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/**
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* @brief Stop mem2mem DMA state machine
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*
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* @param hal HAL layer context
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*/
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void cp_dma_hal_stop(cp_dma_hal_context_t *hal);
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#ifdef __cplusplus
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}
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#endif
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