120 lines
4.3 KiB
C
120 lines
4.3 KiB
C
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/***************************************************************************
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*
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* Copyright 2015-2019 BES.
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* All rights reserved. All unpublished rights reserved.
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*
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* No part of this work may be used or reproduced in any form or by any
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* means, or stored in a database or retrieval system, without prior written
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* permission of BES.
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*
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* Use of this work is governed by a license granted by BES.
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* This work contains confidential and proprietary information of
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* BES. which is protected by copyright, trade secret,
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* trademark and other intellectual property rights.
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*
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****************************************************************************/
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#include "cmsis_os.h"
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#include "hal_trace.h"
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//#include "hwtest.h"
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//#include "hal_intersys.h"
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//#include "hal_spi.h"
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//#include "hal_cmu.h"
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//#include "hal_sleep.h"
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#include "hal_dma.h"
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#include "stdbool.h"
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#include "string.h"
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#include "hal_btpcm.h"
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#if 0
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#define AUDIO_BUFFER_SIZE 2048
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struct HAL_BTPCM_CONFIG_T btpcm_cfg;
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struct HAL_DMA_CH_CFG_T dma_cfg;
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struct HAL_DMA_DESC_T play_desc;
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struct HAL_DMA_DESC_T record_desc;
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uint32_t play_buffer[AUDIO_BUFFER_SIZE / 4];
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uint32_t record_buffer[AUDIO_BUFFER_SIZE / 4];
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//pcm:rx-->codec:spk
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static void btpcm2codec(void)
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{
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memset(&dma_cfg, 0, sizeof(dma_cfg));
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dma_cfg.ch = hal_audma_get_chan(HAL_DMA_HIGH_PRIO);
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dma_cfg.src_periph = (enum HAL_DMA_PERIPH_T)0;
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dma_cfg.handler = NULL;
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dma_cfg.dst_periph = HAL_AUDMA_BTPCM_TX;
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dma_cfg.type = HAL_DMA_FLOW_M2P_DMA;
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dma_cfg.dst_bsize = HAL_DMA_BSIZE_4;
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dma_cfg.src_bsize = HAL_DMA_BSIZE_4;
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dma_cfg.dst_width = HAL_DMA_WIDTH_HALFWORD;
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dma_cfg.src_width = HAL_DMA_WIDTH_HALFWORD;
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dma_cfg.src_tsize = AUDIO_BUFFER_SIZE/2; /* cause of half word width */
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dma_cfg.try_burst = 1;
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dma_cfg.src = (uint32_t)play_buffer;
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hal_audma_init_desc(&play_desc, &dma_cfg, &play_desc, 0);
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hal_audma_sg_start(&play_desc, &dma_cfg);
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dma_cfg.ch = hal_audma_get_chan(HAL_DMA_HIGH_PRIO);
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dma_cfg.dst_periph = (enum HAL_DMA_PERIPH_T)0;
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dma_cfg.handler = NULL;
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dma_cfg.src_periph = HAL_AUDMA_BTPCM_RX;
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dma_cfg.type = HAL_DMA_FLOW_P2M_DMA;
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dma_cfg.dst = (uint32_t)record_buffer;
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hal_audma_init_desc(&record_desc, &dma_cfg, &record_desc, 0);
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hal_audma_sg_start(&record_desc, &dma_cfg);
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hal_btpcm_open(HAL_BTPCM_ID_0, AUD_STREAM_PLAYBACK);
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hal_btpcm_open(HAL_BTPCM_ID_0, AUD_STREAM_CAPTURE);
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memset(&btpcm_cfg, 0, sizeof(btpcm_cfg));
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btpcm_cfg.use_dma = 1;
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hal_btpcm_setup_stream(HAL_BTPCM_ID_0, AUD_STREAM_PLAYBACK, &btpcm_cfg);
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hal_btpcm_setup_stream(HAL_BTPCM_ID_0, AUD_STREAM_CAPTURE, &btpcm_cfg);
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hal_btpcm_start_stream(HAL_BTPCM_ID_0, AUD_STREAM_PLAYBACK);
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hal_btpcm_start_stream(HAL_BTPCM_ID_0, AUD_STREAM_CAPTURE);
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}
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//codec:mic-->pcm:tx
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static void codec2btpcm(void)
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{
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memset(&dma_cfg, 0, sizeof(dma_cfg));
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dma_cfg.ch = hal_audma_get_chan(HAL_DMA_HIGH_PRIO);
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dma_cfg.src_periph = (enum HAL_DMA_PERIPH_T)0;
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dma_cfg.handler = NULL;
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dma_cfg.dst_periph = HAL_AUDMA_BTPCM_TX;
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dma_cfg.type = HAL_DMA_FLOW_M2P_DMA;
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dma_cfg.dst_bsize = HAL_DMA_BSIZE_4;
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dma_cfg.src_bsize = HAL_DMA_BSIZE_4;
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dma_cfg.dst_width = HAL_DMA_WIDTH_HALFWORD;
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dma_cfg.src_width = HAL_DMA_WIDTH_HALFWORD;
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dma_cfg.src_tsize = AUDIO_BUFFER_SIZE/2; /* cause of half word width */
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dma_cfg.try_burst = 1;
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dma_cfg.src = (uint32_t)play_buffer;
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hal_audma_init_desc(&play_desc, &dma_cfg, &play_desc, 0);
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hal_audma_sg_start(&play_desc, &dma_cfg);
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dma_cfg.ch = hal_audma_get_chan(HAL_DMA_HIGH_PRIO);
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dma_cfg.dst_periph = (enum HAL_DMA_PERIPH_T)0;
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dma_cfg.handler = NULL;
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dma_cfg.src_periph = HAL_AUDMA_BTPCM_RX;
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dma_cfg.type = HAL_DMA_FLOW_P2M_DMA;
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dma_cfg.dst = (uint32_t)record_buffer;
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hal_audma_init_desc(&record_desc, &dma_cfg, &record_desc, 0);
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hal_audma_sg_start(&record_desc, &dma_cfg);
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hal_btpcm_open(HAL_BTPCM_ID_0, AUD_STREAM_PLAYBACK);
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hal_btpcm_open(HAL_BTPCM_ID_0, AUD_STREAM_CAPTURE);
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memset(&btpcm_cfg, 0, sizeof(btpcm_cfg));
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btpcm_cfg.use_dma = 1;
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hal_btpcm_setup_stream(HAL_BTPCM_ID_0, AUD_STREAM_PLAYBACK, &btpcm_cfg);
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hal_btpcm_setup_stream(HAL_BTPCM_ID_0, AUD_STREAM_CAPTURE, &btpcm_cfg);
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hal_btpcm_start_stream(HAL_BTPCM_ID_0, AUD_STREAM_PLAYBACK);
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hal_btpcm_start_stream(HAL_BTPCM_ID_0, AUD_STREAM_CAPTURE);
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}
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#endif
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