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57 lines
1.4 KiB
C
57 lines
1.4 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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/*******************************************************************************
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* NOTICE
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* The HAL is not public api, don't use in application code.
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* See readme.md in soc/README.md
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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 dma2d_dev_t *dma2d_soc_handle_t; // 2D-DMA SOC layer handle
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/**
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* Context that should be maintained by both the driver and the HAL
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*/
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typedef struct {
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dma2d_soc_handle_t dev; // 2D-DMA SOC layer handle (i.e. register base address)
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} dma2d_hal_context_t;
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/**
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* @brief Init the 2D-DMA hal. This function should be called first before other hal layer function is called
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*
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* @param hal Context of the HAL layer
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* @param group_id The 2D-DMA group number
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*/
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void dma2d_hal_init(dma2d_hal_context_t *hal, int group_id);
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/**
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* @brief Reset 2D-DMA TX channel
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*
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* @param hal Context of the HAL layer
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* @param channel TX channel ID
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*/
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void dma2d_hal_tx_reset_channel(dma2d_hal_context_t *hal, uint32_t channel);
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/**
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* @brief Reset 2D-DMA RX channel
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*
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* @param hal Context of the HAL layer
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* @param channel RX channel ID
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*/
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void dma2d_hal_rx_reset_channel(dma2d_hal_context_t *hal, uint32_t channel);
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#ifdef __cplusplus
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}
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#endif
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