OpenHarmony支持HDMI接口聲卡適配說(shuō)明

├── audio_config.hcs   // 此配置文件配置聲卡信息
├── codec_config.hcs   // 此配置文件配置codec信息
├── dai_config.hcs     // 此配置文件配置dai信息
└── dma_config.hcs    // 此配置文件配置platform信息
vendor/isoftstone/yangfan/hdf_config/khdf/device_info/
device_info.hcs//此配置文件配置聲卡驅(qū)動(dòng)服務(wù)信息

        audio :: host {
            hostName = "audio_host";
            priority = 110;
            device_dai :: device {...
                device_hdmi :: deviceNode {
                    policy = 1;
                    priority = 50;
                    preload = 0;
                    permission = 0666;
                    moduleName = "DAI_RK3568";
                    serviceName = "hdmi_dai_service";
                    deviceMatchAttr = "hdf_hdmi_dai_driver";
                }
            }
            device_codec :: device {...
                device_hdmi :: deviceNode {
                    policy = 1;
                    priority = 50;
                    preload = 0;
                    permission = 0666;
                    moduleName = "AUDIO_HDMI_CODEC";
                    serviceName = "codec_service_1";
                    deviceMatchAttr = "hdf_codec_driver_1";
                }
...
            }
...
            device_dma :: device {...
                device_hdmi :: deviceNode {
                    policy = 1;
                    priority = 50;
                    preload = 0;
                    permission = 0666;
                    moduleName = "DMA_RK3568";
                    serviceName = "hdmi_dma_service_0";
                    deviceMatchAttr = "hdf_hdmi_dma_driver";
                }
...
            }


            device_audio :: device {...
                device_hdmi :: deviceNode {
                    policy = 2;
                    priority = 60;
                    preload = 2;
                    permission = 0666;
                    moduleName = "HDF_AUDIO";
                    deviceMatchAttr = "hdf_audio_driver_1";
                    serviceName = "hdf_audio_codec_hdmi_dev0";
                }
...
            }
...
}

root {
    platform {
...
        controller_0x120c1001 :: card_controller {
            match_attr = "hdf_audio_driver_1";
            serviceName = "hdf_audio_codec_hdmi_dev0";
            codecName = "codec_service_1";
            platformName = "hdmi_dma_service_0";
            cpuDaiName = "hdmi_dai_service";
            codecDaiName = "hdmi_codec_dai";
        }
...
    }
}

root {
    platform {
        template dma_controller {
            match_attr = "";
            serviceName = "";
        }
...
        controller_0x120c1011 :: dma_controller {
            match_attr = "hdf_hdmi_dma_driver";
            serviceName = "hdmi_dma_service_0";


            idInfo {
                chipName = "/i2s@fe400000";  // 根據(jù)hdmi驅(qū)動(dòng)芯片連接的I2S總線地址進(jìn)行配置
                chipIdRegister = 0xfe400000;   // 根據(jù)hdmi驅(qū)動(dòng)芯片連接的I2S總線地址進(jìn)行配置
                chipIdSize = 0x1000;
            }
            regConfig {
                daiStartupSeqConfig = [
                    0x00,    0x00,     0,    0,    0,    0xFFFFFFFF,   0xFFFFFFFF,    0,   0x0,   //Transmit Operation Init
                ];
            }
        }
    }
}

root {
    platform {
        template dai_controller {
            match_attr = "";
            serviceName = "";
        }
...
        controller_0x120c1021 :: dai_controller {
            match_attr = "hdf_hdmi_dai_driver";
            serviceName = "hdmi_dai_service";


            idInfo {
                    chipName = "/i2s@fe400000";  // 根據(jù)hdmi驅(qū)動(dòng)芯片連接的I2S總線地址進(jìn)行配置
                    chipIdRegister = 0xfe400000;   // 根據(jù)hdmi驅(qū)動(dòng)芯片連接的I2S總線地址進(jìn)行配置
                    chipIdSize = 0x1000;
            }
            regConfig {
                daiStartupSeqConfig = [
                    0x00,    0x00,     0,    0,    0,    0xFFFFFFFF,   0xFFFFFFFF,    0,   0x0,   //Transmit Operation Init
                ];
            }
        }
    }
}

root {
    platform {
        template codec_controller {
            match_attr = "";
            serviceName = "";
            codecDaiName = "";
        }
...
        controller_0x120c1031 :: codec_controller {
            match_attr = "hdf_codec_driver_1";
            serviceName = "codec_service_1";
            codecDaiName = "hdmi_codec_dai";


            hwInfo = [
                /*
                    Playback/Captrue, formats, rates, rate_min, rate_max, channels_min, channels_max,
                    buffer_bytes_max, period_bytes_min, period_bytes_max, periods_min, periods_max
                */
                1, 0xF, 0xFF, 8000, 96000, 1, 2, 1, 2, 3, 4, 5
            ];
    }
...
}

./build.sh --product-name yangfan -T audio_sample_render -T audio_sample_capture -T audio_sample_event
hdc shell
cd /data/
./audio_sample_renderYoungForYou.wav

hdc file send E:audio_sample_render /data
hdc file send E:audio_sample_event /data
hdcfilesendE:xxx.wav/data

hdc shell
#cd/data/#chmod+xaudio_sample_event#./audio_sample_event