From bbcb64b721bfbc4d7d9ae22ecb2535501a85dae9 Mon Sep 17 00:00:00 2001 From: yafen Date: Sun, 10 May 2020 23:04:02 +0800 Subject: [PATCH 1/2] hciuart service for bluetooth --- .gitignore | 1 + scripts/build-img.sh | 54 +++++++++++++++++++++++++++------------ scripts/scripts/chroot.sh | 1 + 3 files changed, 40 insertions(+), 16 deletions(-) diff --git a/.gitignore b/.gitignore index 18504a8..d04a853 100644 --- a/.gitignore +++ b/.gitignore @@ -1,6 +1,7 @@ /scripts/firmware /scripts/firmware-nonfree /scripts/bluez-firmware +/scripts/pi-bluetooth /scripts/raspberrypi-kernel /scripts/log /scripts/tmp diff --git a/scripts/build-img.sh b/scripts/build-img.sh index ec677f9..4498ffd 100644 --- a/scripts/build-img.sh +++ b/scripts/build-img.sh @@ -83,6 +83,7 @@ prepare(){ if [ "${repo_file:0:4}" = "http" ]; then # rpm_url=`wget -q -O - ${repo_file} | grep "^baseurl=" | cut -d '=' -f 2 | xargs` + rm -f ${cur_dir}/tmp/*.repo wget ${repo_file} -P ${cur_dir}/tmp/ else # rpm_url=`cat ${repo_file} | grep "^baseurl=" | grep "everything" | cut -d '=' -f 2 | xargs` @@ -99,14 +100,16 @@ prepare(){ exit 1 fi fi + rm -f ${cur_dir}/tmp/*.rules + wget https://raw.githubusercontent.com/RPi-Distro/raspberrypi-sys-mods/master/etc.armhf/udev/rules.d/99-com.rules -P ${cur_dir}/tmp/ if [ ! -d ${run_dir}/img/${builddate} ]; then mkdir -p ${run_dir}/img/${builddate} fi LOG "prepare end." } -update_firmware(){ - LOG "update firmware begin..." +update_firmware_app(){ + LOG "update firmware and app begin..." cd "${run_dir}" ######## firmware if [[ ! -d firmware ]]; then @@ -150,7 +153,21 @@ update_firmware(){ git pull origin master cd ../ fi - LOG "update firmware end." + ######## pi-bluetooth + if [[ ! -d pi-bluetooth ]]; then + git clone https://github.com/RPi-Distro/pi-bluetooth + if [[ $? -eq 0 ]]; then + LOG "clone pi-bluetooth done." + else + ERROR "clone pi-bluetooth failed." + exit 1 + fi + else + cd pi-bluetooth + git pull origin master + cd ../ + fi + LOG "update firmware and app end." } make_kernel(){ @@ -331,7 +348,7 @@ make_rootfs(){ cp ${cur_dir}/tmp/*.repo $rootfs_dir/etc/yum.repos.d/ dnf --installroot=${rootfs_dir}/ install dnf --nogpgcheck -y #--repofrompath=${repo_file_name},${rootfs_dir}/etc/yum.repos.d/${repo_file_name} dnf --installroot=${rootfs_dir}/ makecache - dnf --installroot=${rootfs_dir}/ install -y wpa_supplicant vim net-tools iproute iputils NetworkManager openssh-server passwd hostname ntp + dnf --installroot=${rootfs_dir}/ install -y alsa-utils wpa_supplicant vim net-tools iproute iputils NetworkManager openssh-server passwd hostname ntp bluez pulseaudio-module-bluetooth set +e cat ${rootfs_dir}/etc/ntp.conf | grep "^server*" if [ $? -ne 0 ]; then @@ -342,28 +359,33 @@ make_rootfs(){ echo -e "\nfudge 127.0.0.1 stratum 10">>${rootfs_dir}/etc/ntp.conf fi set -e - cp ${cur_dir}/scripts/chroot.sh ${rootfs_dir}/chroot.sh - chmod +x ${rootfs_dir}/chroot.sh - mount --bind /dev ${rootfs_dir}/dev - mount -t proc /proc ${rootfs_dir}/proc - mount -t sysfs /sys ${rootfs_dir}/sys - chmod +x ${cur_dir}/scripts/chroot.sh - chroot ${rootfs_dir} /bin/bash -c "echo 'Y' | /chroot.sh" - umount -l ${rootfs_dir}/dev - umount -l ${rootfs_dir}/proc - umount -l ${rootfs_dir}/sys cp ${cur_dir}/config/hosts ${rootfs_dir}/etc/hosts # cp ${cur_dir}/config/resolv.conf $rootfs_dir/etc/resolv.conf if [ ! -d $rootfs_dir/etc/sysconfig/network-scripts ]; then mkdir -p $rootfs_dir/etc/sysconfig/network-scripts fi cp ${cur_dir}/config/ifup-eth0 $rootfs_dir/etc/sysconfig/network-scripts/ifup-eth0 - mkdir -p ${rootfs_dir}/lib/firmware + mkdir -p ${rootfs_dir}/lib/firmware ${rootfs_dir}/usr/bin ${rootfs_dir}/lib/udev/rules.d ${rootfs_dir}/lib/systemd/system cp bluez-firmware/broadcom/* ${rootfs_dir}/lib/firmware/ cp -r firmware-nonfree/brcm/ ${rootfs_dir}/lib/firmware/ mv ${rootfs_dir}/lib/firmware/BCM43430A1.hcd ${rootfs_dir}/lib/firmware/brcm/ mv ${rootfs_dir}/lib/firmware/BCM4345C0.hcd ${rootfs_dir}/lib/firmware/brcm/ + cp ${cur_dir}/tmp/*.rules ${rootfs_dir}/lib/udev/rules.d/ + cp pi-bluetooth/usr/bin/* ${rootfs_dir}/usr/bin/ + cp pi-bluetooth/lib/udev/rules.d/90-pi-bluetooth.rules ${rootfs_dir}/lib/udev/rules.d/ + cp pi-bluetooth/debian/pi-bluetooth.bthelper\@.service ${rootfs_dir}/lib/systemd/system/bthelper\@.service + cp pi-bluetooth/debian/pi-bluetooth.hciuart.service ${rootfs_dir}/lib/systemd/system/hciuart.service cp -r ${output_dir}/lib/modules ${rootfs_dir}/lib/ + cp ${cur_dir}/scripts/chroot.sh ${rootfs_dir}/chroot.sh + chmod +x ${rootfs_dir}/chroot.sh + mount --bind /dev ${rootfs_dir}/dev + mount -t proc /proc ${rootfs_dir}/proc + mount -t sysfs /sys ${rootfs_dir}/sys + chmod +x ${cur_dir}/scripts/chroot.sh + chroot ${rootfs_dir} /bin/bash -c "echo 'Y' | /chroot.sh" + umount -l ${rootfs_dir}/dev + umount -l ${rootfs_dir}/proc + umount -l ${rootfs_dir}/sys rm ${rootfs_dir}/chroot.sh LOG "make rootfs for ${repo_file} end." } @@ -476,7 +498,7 @@ make_img(){ IFS=$'\n' prepare -update_firmware +update_firmware_app update_kernel make_rootfs diff --git a/scripts/scripts/chroot.sh b/scripts/scripts/chroot.sh index f8de7d0..aa51798 100755 --- a/scripts/scripts/chroot.sh +++ b/scripts/scripts/chroot.sh @@ -2,6 +2,7 @@ set -e systemctl enable sshd systemctl enable ntpd +systemctl enable hciuart echo openEuler > /etc/hostname echo "openeuler" | passwd --stdin root if [ -f /usr/share/zoneinfo/Asia/Shanghai ]; then -- Gitee From 53af31e7d28529774f8325ab0074c0589eff7325 Mon Sep 17 00:00:00 2001 From: yafen Date: Mon, 11 May 2020 15:39:57 +0800 Subject: [PATCH 2/2] =?UTF-8?q?=E9=9F=B3=E9=A2=91/=E8=93=9D=E7=89=99/wifi?= =?UTF-8?q?=E7=9B=B8=E5=85=B3=E6=96=87=E6=A1=A3=20=E6=9B=B4=E6=96=B0?= =?UTF-8?q?=E9=95=9C=E5=83=8F?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- README.en.md | 6 +- README.md | 6 +- documents/changelog.en.md | 18 ++ documents/changelog.md | 18 ++ ...17\347\232\204\346\236\204\345\273\272.md" | 116 ++++---- ...23\346\264\276\344\275\277\347\224\250.md" | 260 +++++++++++++++++- 6 files changed, 369 insertions(+), 55 deletions(-) diff --git a/README.en.md b/README.en.md index b60c50d..2b70107 100644 --- a/README.en.md +++ b/README.en.md @@ -32,13 +32,13 @@ You can get introduction of openEuler RaspberryPi SIG from [sig-RaspberryPi](htt ## How to download latest image -Alpha version of openEuler 20.03 LTS image for Raspberry Pi, [download](https://isrc.iscas.ac.cn/EulixOS/repo/dailybuild/1/isos/20200427/openEuler_20200427121211.img.xz). +Alpha version of openEuler 20.03 LTS image for Raspberry Pi, [download](https://isrc.iscas.ac.cn/EulixOS/repo/dailybuild/1/isos/20200508/openEuler_20200508151847.img.xz). Basic information of the above image: - [ChangeLog](documents/changelog.en.md) -- Release date: 2020-04-27 -- Size: 240 MiB +- Release date: 2020-05-11 +- Size: 245 MiB - OS version: openEuler 20.03 LTS - Kernel version: 4.19.90-2003.4.0.0036 - Firmware source: [firmware](https://github.com/raspberrypi/firmware), [bluez-firmware](https://github.com/RPi-Distro/bluez-firmware), [firmware-nonfree](https://github.com/RPi-Distro/firmware-nonfree) diff --git a/README.md b/README.md index c37ed73..bb48c64 100644 --- a/README.md +++ b/README.md @@ -30,14 +30,14 @@ SIG 组基本信息位于 [sig-RaspberryPi](https://gitee.com/jianminw/community ## 最新镜像 -openEuler 20.03 LTS 的内测版本镜像，[下载](https://isrc.iscas.ac.cn/EulixOS/repo/dailybuild/1/isos/20200427/openEuler_20200427121211.img.xz)。 +openEuler 20.03 LTS 的内测版本镜像，[下载](https://isrc.iscas.ac.cn/EulixOS/repo/dailybuild/1/isos/20200508/openEuler_20200508151847.img.xz)。 该镜像的基本信息： - [更新日志](documents/changelog.md) -- 发布时间：2020-04-27 -- 大小：240 MiB +- 发布时间：2020-05-11 +- 大小：245 MiB - 操作系统版本：openEuler 20.03 LTS - 内核版本：4.19.90-2003.4.0.0036 - 固件来源：[firmware](https://github.com/raspberrypi/firmware)、[bluez-firmware](https://github.com/RPi-Distro/bluez-firmware)、[firmware-nonfree](https://github.com/RPi-Distro/firmware-nonfree) diff --git a/documents/changelog.en.md b/documents/changelog.en.md index c01946f..819def3 100644 --- a/documents/changelog.en.md +++ b/documents/changelog.en.md @@ -2,6 +2,24 @@ English | [简体中文](./changelog.md) +### 2020-05-09 + +#### Basic information + +- Release date: 2020-05-11 +- Size: 245 MiB +- OS version: openEuler 20.03 LTS +- Kernel version: 4.19.90-2003.4.0.0036 +- Firmware source: [firmware](https://github.com/raspberrypi/firmware), [bluez-firmware](https://github.com/RPi-Distro/bluez-firmware), [firmware-nonfree](https://github.com/RPi-Distro/firmware-nonfree) +- Repository of rootfs: [openEuler-20.03-LTS](http://repo.openeuler.org/openEuler-20.03-LTS/everything/aarch64/) +- Repository inside the image: [openEuler 20.03 LTS repository](https://gitee.com/openeuler/raspberrypi/blob/master/config/openEuler-20.03-LTS.repo) + +#### Updates + +##### Bluetooth + +Start related services of bluetooth and bind Bluetooth devices by default. + ### 2020-04-27 #### Basic information diff --git a/documents/changelog.md b/documents/changelog.md index 40fb0f2..f924d68 100644 --- a/documents/changelog.md +++ b/documents/changelog.md @@ -2,6 +2,24 @@ [English](./changelog.en.md) | 简体中文 +### 2020-05-09 + +#### 基本信息 + +- 发布时间：2020-05-11 +- 大小：245 MiB +- 操作系统版本：openEuler 20.03 LTS +- 内核版本：4.19.90-2003.4.0.0036 +- 固件来源：[firmware](https://github.com/raspberrypi/firmware)、[bluez-firmware](https://github.com/RPi-Distro/bluez-firmware)、[firmware-nonfree](https://github.com/RPi-Distro/firmware-nonfree) +- 构建文件系统的源仓库：[openEuler-20.03-LTS](http://repo.openeuler.org/openEuler-20.03-LTS/everything/aarch64/) +- 镜像内置源仓库：[openEuler 20.03 LTS 源仓库](https://gitee.com/openeuler/raspberrypi/blob/master/config/openEuler-20.03-LTS.repo) + +#### 更新说明 + +##### 蓝牙 + +默认启动蓝牙相关服务，并绑定蓝牙设备。 + ### 2020-04-27 #### 基本信息 diff --git "a/documents/openEuler\351\225\234\345\203\217\347\232\204\346\236\204\345\273\272.md" "b/documents/openEuler\351\225\234\345\203\217\347\232\204\346\236\204\345\273\272.md" index fee477c..c1dfe48 100644 --- "a/documents/openEuler\351\225\234\345\203\217\347\232\204\346\236\204\345\273\272.md" +++ "b/documents/openEuler\351\225\234\345\203\217\347\232\204\346\236\204\345\273\272.md" @@ -105,9 +105,21 @@ `console=ttyAMA0,115200 console=tty1 root=/dev/mmcblk0p3 rootfstype=ext4 elevator=deadline rootwait` +### boot 内容完善 + +#### 将内核放进引导 + +`cp ${WORKDIR}/output/Image ${WORKDIR}/firmware/boot/kernel8.img` + +#### 将设备树文件放进引导 + +`cp ${WORKDIR}/output/*.dtb ${WORKDIR}/firmware/boot/` + +`cp ${WORKDIR}/output/overlays/* ${WORKDIR}/firmware/boot/overlays/` + ## 树莓派固件 -### 下载固件 +### 下载固件和应用 1. 进入下载目录 @@ -125,11 +137,17 @@ 得到文件 ${WORKDIR}/firmware-nonfree。 -# 制作openEuler的rootfs +4. 下载 pi-bluetooth + +`git clone https://github.com/RPi-Distro/pi-bluetooth` + +得到文件 ${WORKDIR}/pi-bluetooth。 + +# 制作 openEuler 的 rootfs 操作目录：${WORKDIR} -## 创建RPM数据库 +## 创建 RPM 数据库 `mkdir ${WORKDIR}/rootfs` @@ -137,7 +155,7 @@ `rpm --root ${WORKDIR}/rootfs/ --initdb` -## 下载安装openEuler发布包 +## 下载安装 openEuler 发布包 `rpm -ivh --nodeps --root ${WORKDIR}/rootfs/ http://repo.openeuler.org/openEuler-20.03-LTS/everything/aarch64/Packages/openEuler-release-20.03LTS-33.oe1.aarch64.rpm` @@ -145,9 +163,9 @@ etc/ usr/ var/ -## 安装yum +## 安装 yum -### 添加yum源 +### 添加 yum 源 `mkdir ${WORKDIR}/rootfs/etc/yum.repos.d` @@ -173,7 +191,7 @@ baseurl=http://repo.openeuler.org/openEuler-20.03-LTS/everything/aarch64/ enabled=1 ``` -### 安装dnf +### 安装 dnf `dnf --installroot=${WORKDIR}/rootfs/ install dnf --nogpgcheck -y` @@ -181,21 +199,21 @@ enabled=1 `dnf --installroot=${WORKDIR}/rootfs/ makecache` -`dnf --installroot=${WORKDIR}/rootfs/ install -y wpa_supplicant vim net-tools iproute iputils NetworkManager openssh-server passwd hostname ntp` +`dnf --installroot=${WORKDIR}/rootfs/ install -y alsa-utils wpa_supplicant vim net-tools iproute iputils NetworkManager openssh-server passwd hostname ntp bluez pulseaudio-module-bluetooth` ## 添加配置文件 -### 添加hosts +### 添加 hosts `cp /etc/hosts ${WORKDIR}/rootfs/etc/hosts` ### 网络相关 -1. 设置DNS +1. 设置 DNS `cp -L /etc/resolv.conf ${WORKDIR}/rootfs/etc/resolv.conf` -编辑添加nameserver： +编辑添加 nameserver： `vim ${WORKDIR}/rootfs/etc/resolv.conf` @@ -205,7 +223,7 @@ nameserver 8.8.8.8 nameserver 114.114.114.114 ``` -2. 设置IP自动获取 +2. 设置 IP 自动获取 `mkdir ${WORKDIR}/rootfs/etc/sysconfig/network-scripts` @@ -232,6 +250,32 @@ DEVICE=eth0 ``` +## rootfs 内容完善 + +### 将固件放进 rootfs + +``` +mkdir -p ${WORKDIR}/rootfs/lib/firmware ${WORKDIR}/rootfs/usr/bin ${WORKDIR}/rootfs/lib/udev/rules.d ${WORKDIR}/rootfs/lib/systemd/system +cp ${WORKDIR}/bluez-firmware/broadcom/* ${WORKDIR}/rootfs/lib/firmware/` +cp -r ${WORKDIR}/firmware-nonfree/brcm/ ${WORKDIR}/rootfs/lib/firmware/ +wget https://raw.githubusercontent.com/RPi-Distro/raspberrypi-sys-mods/master/etc.armhf/udev/rules.d/99-com.rules -P ${WORKDIR}/rootfs/lib/udev/rules.d/ +cp pi-bluetooth/usr/bin/* ${WORKDIR}/rootfs/usr/bin/ +cp pi-bluetooth/lib/udev/rules.d/90-pi-bluetooth.rules ${WORKDIR}/rootfs/lib/udev/rules.d/ +cp pi-bluetooth/debian/pi-bluetooth.bthelper\@.service ${WORKDIR}/rootfs/lib/systemd/system/bthelper\@.service +cp pi-bluetooth/debian/pi-bluetooth.hciuart.service ${WORKDIR}/rootfs/lib/systemd/system/hciuart.service +``` + +蓝牙相关固件放到 ${WORKDIR}/rootfs/lib/firmware/brcm/ 下： + +``` +mv ${WORKDIR}/rootfs/lib/firmware/BCM43430A1.hcd ${WORKDIR}/rootfs/lib/firmware/brcm/` +mv ${WORKDIR}/rootfs/lib/firmware/BCM4345C0.hcd ${WORKDIR}/rootfs/lib/firmware/brcm/ +``` + +### 将内核模块放进rootfs + +`cp -r ${WORKDIR}/output/lib/modules ${WORKDIR}/rootfs/lib/` + ## rootfs设置 1. 挂载必要的路径 @@ -246,7 +290,7 @@ DEVICE=eth0 `chroot ${WORKDIR}/rootfs /bin/bash` -3. 启用开机自启ssh +3. 开机自启ssh `systemctl enable ssh` @@ -258,13 +302,21 @@ DEVICE=eth0 5. 设置主机名 -`hostname OpenEuler` +`echo openEuler > /etc/hostname` -6. 退出 +6. 设置默认时区为东八区 + +`ln -s /usr/share/zoneinfo/Asia/Shanghai /etc/localtime` + +7. 开机自启 hciuart + +`systemctl enable hciuart` + +8. 退出 `exit` -7. 取消临时挂载的目录 +9. 取消临时挂载的目录 `umount -l ${WORKDIR}/rootfs/dev` @@ -274,38 +326,6 @@ DEVICE=eth0 # 制作镜像 -## rootfs内容完善 - -### 将固件放进rootfs - -`mkdir -p ${WORKDIR}/rootfs/lib/firmware` - -`cp ${WORKDIR}/bluez-firmware/broadcom/* ${WORKDIR}/rootfs/lib/firmware/` - -`cp -r ${WORKDIR}/firmware-nonfree/brcm/ ${WORKDIR}/rootfs/lib/firmware/` - -蓝牙相关固件放到 ${WORKDIR}/rootfs/lib/firmware/brcm/ 下： - -`mv ${WORKDIR}/rootfs/lib/firmware/BCM43430A1.hcd ${WORKDIR}/rootfs/lib/firmware/brcm/` - -`mv ${WORKDIR}/rootfs/lib/firmware/BCM4345C0.hcd ${WORKDIR}/rootfs/lib/firmware/brcm/` - -### 将内核模块放进rootfs - -`cp -r ${WORKDIR}/output/lib/modules ${WORKDIR}/rootfs/lib/` - -## boot内容完善 - -### 将内核放进引导 - -`cp ${WORKDIR}/output/Image ${WORKDIR}/firmware/boot/kernel8.img` - -### 将设备树文件放进引导 - -`cp ${WORKDIR}/output/*.dtb ${WORKDIR}/firmware/boot/` - -`cp ${WORKDIR}/output/overlays/* ${WORKDIR}/firmware/boot/overlays/` - ## 生成镜像并分区挂载 ### 计算镜像大小 diff --git "a/documents/\346\240\221\350\216\223\346\264\276\344\275\277\347\224\250.md" "b/documents/\346\240\221\350\216\223\346\264\276\344\275\277\347\224\250.md" index efc9bc6..fa14e7c 100644 --- "a/documents/\346\240\221\350\216\223\346\264\276\344\275\277\347\224\250.md" +++ "b/documents/\346\240\221\350\216\223\346\264\276\344\275\277\347\224\250.md" @@ -105,4 +105,262 @@ 至此，根目录分区扩容结束。扩容过程见下图： -![](images/分区扩容.jpg) \ No newline at end of file +![](images/分区扩容.jpg) + +# wifi 连接 + +## 查看 IP 和网卡信息 + +`ip a` + +获取无线网卡 wlan0 信息： + +``` +1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 + link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 + inet 127.0.0.1/8 scope host lo + valid_lft forever preferred_lft forever + inet6 ::1/128 scope host + valid_lft forever preferred_lft forever +2: eth0: mtu 1500 qdisc mq state UP group default qlen 1000 + link/ether dc:a6:32:50:de:57 brd ff:ff:ff:ff:ff:ff + inet 192.168.1.108/24 brd 192.168.31.255 scope global dynamic noprefixroute eth0 + valid_lft 41527sec preferred_lft 41527sec + inet6 fe80::bda0:3318:35ba:7583/64 scope link noprefixroute + valid_lft forever preferred_lft forever +3: wlan0: mtu 1500 qdisc fq_codel state DOWN group default qlen 1000 + link/ether 7e:f1:16:71:7e:69 brd ff:ff:ff:ff:ff:ff +``` + +## 扫描可以连接的 wifi 信息 + +`nmcli dev wifi` + +## 连 接wifi + +`nmcli dev wifi connect SSID password PWD` + +其中，`SSID` 为上一步扫描到的可供连接的 wifi 的 SSID，`PWD` 为对应 wifi 的密码。例如：`nmcli dev wifi connect xxx password yyy`，连接成功： + +``` +Device 'wlan0' successfully activated with 'dca7d2f4-00af-44e7-8374-13ef5efe1f9a'. +``` + +## 查看 IP 和无线网卡信息 + +`ip a` + +``` +1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 + link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 + inet 127.0.0.1/8 scope host lo + valid_lft forever preferred_lft forever + inet6 ::1/128 scope host + valid_lft forever preferred_lft forever +2: eth0: mtu 1500 qdisc mq state UP group default qlen 1000 + link/ether dc:a6:32:50:de:57 brd ff:ff:ff:ff:ff:ff + inet 192.168.1.108/24 brd 192.168.31.255 scope global dynamic noprefixroute eth0 + valid_lft 42966sec preferred_lft 42966sec + inet6 fe80::bda0:3318:35ba:7583/64 scope link noprefixroute + valid_lft forever preferred_lft forever +3: wlan0: mtu 1500 qdisc fq_codel state UP group default qlen 1000 + link/ether dc:a6:32:50:de:58 brd ff:ff:ff:ff:ff:ff + inet 192.168.1.109/24 brd 192.168.31.255 scope global dynamic noprefixroute wlan0 + valid_lft 43190sec preferred_lft 43190sec + inet6 fe80::7a67:44e2:b596:fc01/64 scope link noprefixroute + valid_lft forever preferred_lft forever +``` + +# 音频 + +## 开启音频 + +编辑 /boot/config.txt： + +`vim /boot/config.txt` + +添加内容： + +``` +dtparam=audio=on +``` + +重启树莓派。 + +## 安装音频播放软件 + +这里以使用 mpg123 为例。 + +``` +dnf install mpg123 +``` + +### 播放音频 +`mpg123 xxx.mp3` + +### 音频输出配置 + +详细信息可参考[树莓派官方文档](https://www.raspberrypi.org/documentation/)，如：[audio-config](https://www.raspberrypi.org/documentation/configuration/audio-config.md)。 + +树莓派有两种音频输出模式：HDMI 和耳机插孔。可以根据需要更换输出模式。 + +如果您的 HDMI 显示器或电视具有内置扬声器，则可以通过 HDMI 电缆播放音频，但您可以将其切换到耳机或插入耳机插孔的其他扬声器。如果显示器有扬声器，则默认情况下声音通过 HDMI 输出；如果没有，则通过耳机插孔输出。这可能不是所需的输出设置，或者自动检测不准确，在这种情况下，您可以手动切换输出。 + +可以通过输入命令将音频输出切换到对应模式。 + +#### HDMI + +`amixer cset numid=3 2` + +#### 耳机插孔 + +`amixer cset numid=3 1` + +#### 自动（默认） + +`amixer cset numid=3 0` + +# 蓝牙 + +## 开启蓝牙 + +需要保证蓝牙已经开启，例如，如果树莓派启用了串口功能，`/boot/config.txt` 中会有配置项 `dtoverlay=pi3-disable-bt`，使用蓝牙则需要取消该配置项，请删除或注释。如果修改过`/boot/config.txt`的配置内容，需要重启树莓派。 + +## 查看蓝牙设备 + +`hciconfig` + +例如，这里查看到的信息如下： + +``` +hci0: Type: Primary Bus: UART + BD Address: AA:AA:AA:AA:AA:AA ACL MTU: 1021:8 SCO MTU: 64:1 + UP RUNNING + RX bytes:66475718 acl:151850 sco:0 events:1760 errors:0 + TX bytes:13827 acl:117 sco:0 commands:996 errors:0 +``` + +## 连接蓝牙 + +使用 `bluetoothctl` 交互命令连接蓝牙设备。 + +### 进入交互命令 + +`bluetoothctl` + +### 开启控制器电源 + +`power on` + +### 启用代理 + +`agent on` + +### 设置代理为默认代理 + +`default-agent` + +### 扫描 + +`scan on` + +这里看到要连接的蓝牙设备对应的 MAC 地址，记为 `target-MAC`。 + +### 配对 + +`pair target-MAC` + +### 添加信任 + +这一步可忽略。 + +`trust target-MAC` + +### 连接 + +`connect target-MAC` + +连接成功，则会在该交互命令界面显示进入到目标蓝牙设备。 + +这里，可能会出现的问题： + +1. Attempting to connect to XX:XX:XX:XX:XX:XX +Failed to connect: org.bluez.Error.Failed + +解决：重启 pluseaudio。 + +``` +pulseaudio -k +pulseaudio --start +``` +如果重启多次仍然无效。在 `bluetoothctl` 交互命令中删除对应蓝牙设备信息：`remove target-MAC`，然后按照 `pair`、`trust`、`connect` 的过程连接蓝牙。 + +## 播放音乐 + +`target-MAC` 对应的设备上`设置->蓝牙`会显示已经连接到树莓派的蓝牙设备。该设备播放音乐，就可以通过树莓派收听。注意，需要保证树莓派已经开启音频。 + +## 文件传输 + +### 下载软件 obexftp + +``` +wget https://rpmfind.net/linux/mageia/distrib/cauldron/aarch64/media/core/release/lib64obexftp0-0.24-17.mga8.aarch64.rpm +wget https://rpmfind.net/linux/mageia/distrib/cauldron/aarch64/media/core/release/lib64openobex1-1.7.2-3.mga8.aarch64.rpm +wget https://rpmfind.net/linux/mageia/distrib/cauldron/aarch64/media/core/release/obexftp-0.24-17.mga8.aarch64.rpm +``` +### 安装 obexftp + +``` +rpm -i lib64obexftp0-0.24-17.mga8.aarch64.rpm +rpm -i lib64openobex1-1.7.2-3.mga8.aarch64.rpm +rpm -i obexftp-0.24-17.mga8.aarch64.rpm +``` + +### 文件传输 + +#### 查看文件传输的 channel + +`sdptool browse target-MAC` + +查看结果： +``` +Browsing target-MAC ... +... +Browsing target-MAC ... +Service Search failed: Invalid argument +Service Name: OBEX Phonebook Access Server +Service RecHandle: 0x1000b +Service Class ID List: + "Phonebook Access - PSE" (0x112f) +Protocol Descriptor List: + "L2CAP" (0x0100) + "RFCOMM" (0x0003) + Channel: 19 + "OBEX" (0x0008) +Profile Descriptor List: + "Phonebook Access" (0x1130) + Version: 0x0101 + +Service Name: OBEX Object Push +Service RecHandle: 0x1000c +Service Class ID List: + "OBEX Object Push" (0x1105) +Protocol Descriptor List: + "L2CAP" (0x0100) + "RFCOMM" (0x0003) + Channel: 12 + "OBEX" (0x0008) +Profile Descriptor List: + "OBEX Object Push" (0x1105) + Version: 0x0102 +... +``` + +看到其中 `Service Name: OBEX Object Push` 下的 ` Channel: 12`。 +#### 传输文件 + +文件路径记为 `file-path`。 + +`obexftp -b target-MAC -B 12 -U NONE -p file-path` + +之后就可以在`target-MAC` 对应的设备上选择接收文件，进行文件传输。 \ No newline at end of file -- Gitee