arm平台上蓝牙协议栈bluez的移植使用和配置 - colorant的专栏 - csdn博客.htm

ARM平台上蓝牙协议栈Bluez的移植使用和配置 .rar

style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'"><FONT 
size=3>。。。</FONT></SPAN></P>
<P class=MsoNormalIndent style="MARGIN: 0cm 0cm 0pt"><SPAN lang=EN-US><O:P><FONT 
face="Times New Roman" size=3></FONT></O:P></SPAN></P>
<P class=MsoNormalIndent style="MARGIN: 0cm 0cm 0pt"><FONT size=3><SPAN 
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">这里有个问题，你会发现，通过</SPAN><SPAN 
lang=EN-US><FONT face="Times New Roman">bccmd -t bcsp psset </FONT></SPAN><SPAN 
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">命令理论上应该是可以单步设置每一个</SPAN><SPAN 
lang=EN-US><FONT face="Times New Roman">PSKEY</FONT></SPAN><SPAN 
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">的，但是从我实践看来，单步的操作在两次对</SPAN><SPAN 
lang=EN-US><FONT face="Times New Roman">bccmd</FONT></SPAN><SPAN 
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">的调用过程中，上一次对</SPAN><SPAN 
lang=EN-US><FONT face="Times New Roman">PSKEY</FONT></SPAN><SPAN 
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">的修改，都会在下一次调用之前被复位，从代码上看估计和</SPAN><SPAN 
lang=EN-US><FONT face="Times New Roman">BCSP</FONT></SPAN><SPAN 
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">协议的同步过程有关。</SPAN></FONT></P>
<H3 style="MARGIN: 0cm 0cm 0pt 31.2pt"><SPAN lang=EN-US 
style="mso-fareast-font-family: 'Times New Roman'"><SPAN 
style="mso-list: Ignore"><FONT face="Times New Roman"><FONT 
size=5>3.2.1</FONT><SPAN 
style="FONT: 7pt 'Times New Roman'">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 
</SPAN></FONT></SPAN></SPAN><FONT size=5><SPAN 
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">关于</SPAN><SPAN 
lang=EN-US><FONT face="Times New Roman">PSKEY</FONT></SPAN><SPAN 
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">的获取</SPAN></FONT></H3>
<P class=MsoNormalIndent style="MARGIN: 0cm 0cm 0pt"><FONT size=3><SPAN 
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">如何获得正确的完整的</SPAN><SPAN 
lang=EN-US><FONT face="Times New Roman">PSKEY</FONT></SPAN><SPAN 
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">参数，大概会有几个途径：</SPAN></FONT></P>
<P class=MsoListBullet2 style="MARGIN: 0cm 0cm 0pt 39pt"><SPAN lang=EN-US 
style="FONT-FAMILY: Wingdings; mso-fareast-font-family: Wingdings; mso-bidi-font-family: Wingdings"><SPAN 
style="mso-list: Ignore"><FONT size=3>Ø</FONT><SPAN 
style="FONT: 7pt 'Times New Roman'">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 
</SPAN></SPAN></SPAN><FONT size=3><SPAN 
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">通过</SPAN><SPAN 
lang=EN-US><FONT face="Times New Roman">CSR</FONT></SPAN><SPAN 
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">的网站下载</SPAN><SPAN 
lang=EN-US><FONT face="Times New Roman">boot_strap</FONT></SPAN><SPAN 
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">包，这是</SPAN><SPAN 
lang=EN-US><FONT face="Times New Roman">CSR</FONT></SPAN><SPAN 
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">自己的</SPAN><SPAN 
lang=EN-US><FONT face="Times New Roman">BCHS</FONT></SPAN><SPAN 
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">协议栈所使用的初始化代码，在里面找到你所需要的</SPAN><SPAN 
lang=EN-US><FONT face="Times New Roman">pskey</FONT></SPAN><SPAN 
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">值。</SPAN></FONT></P>
<P class=MsoListBullet2 style="MARGIN: 0cm 0cm 0pt 39pt"><SPAN lang=EN-US 
style="FONT-FAMILY: Wingdings; mso-fareast-font-family: Wingdings; mso-bidi-font-family: Wingdings"><SPAN 
style="mso-list: Ignore"><FONT size=3>Ø</FONT><SPAN 
style="FONT: 7pt 'Times New Roman'">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 
</SPAN></SPAN></SPAN><FONT size=3><SPAN 
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">下载</SPAN><SPAN 
lang=EN-US><FONT face="Times New Roman">CSR</FONT></SPAN><SPAN 
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">的</SPAN><SPAN 
lang=EN-US><FONT face="Times New Roman">bluesuite</FONT></SPAN><SPAN 
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">工具，里面包含了一个叫</SPAN><SPAN 
lang=EN-US><FONT face="Times New Roman">pstool</FONT></SPAN><SPAN 
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">的工具，可以用它来读写</SPAN><SPAN 
lang=EN-US><FONT face="Times New Roman">CSR</FONT></SPAN><SPAN 
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">的</SPAN><SPAN 
lang=EN-US><FONT face="Times New Roman">Casira</FONT></SPAN><SPAN 
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">开发板或其它</SPAN><SPAN 
lang=EN-US><FONT face="Times New Roman">BT</FONT></SPAN><SPAN 
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">设备的</SPAN><SPAN 
lang=EN-US><FONT face="Times New Roman">PSKEY</FONT></SPAN><SPAN 
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">设置，试验并找出你能用的参数。</SPAN></FONT></P>
<P class=MsoListBullet2 style="MARGIN: 0cm 0cm 0pt 39pt"><SPAN lang=EN-US 
style="FONT-FAMILY: Wingdings; mso-fareast-font-family: Wingdings; mso-bidi-font-family: Wingdings"><SPAN 
style="mso-list: Ignore"><FONT size=3>Ø</FONT><SPAN 
style="FONT: 7pt 'Times New Roman'">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 
</SPAN></SPAN></SPAN><FONT size=3><SPAN 
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">找</SPAN><SPAN 
lang=EN-US><FONT face="Times New Roman">CSR</FONT></SPAN><SPAN 
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">或模组厂商支持</SPAN><SPAN 
lang=EN-US><FONT face="Times New Roman"> 8 </FONT></SPAN><SPAN 
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">）</SPAN></FONT></P>
<P class=MsoNormalIndent style="MARGIN: 0cm 0cm 0pt"><SPAN lang=EN-US><O:P><FONT 
face="Times New Roman" size=3></FONT></O:P></SPAN></P>
<P class=MsoNormalIndent style="MARGIN: 0cm 0cm 0pt"><FONT size=3><SPAN 
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">不过，基本上来说，如果只是要让芯片通过串口能够和</SPAN><SPAN 
lang=EN-US><FONT face="Times New Roman">Bluez</FONT></SPAN><SPAN 
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">协议栈正常通讯上，只需要设置</SPAN><SPAN 
lang=EN-US><FONT face="Times New Roman">PSKEY_ANA_FREQ </FONT></SPAN><SPAN 
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">和</SPAN><SPAN 
lang=EN-US><FONT face="Times New Roman"> PSKEY_UART_BAUD_RATE 
</FONT></SPAN><SPAN 
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">这两个</SPAN><SPAN 
lang=EN-US><FONT face="Times New Roman">PSKEY</FONT></SPAN><SPAN 
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">就可以了。</SPAN></FONT></P>
<P class=MsoNormalIndent style="MARGIN: 0cm 0cm 0pt"><SPAN lang=EN-US><O:P><FONT 
face="Times New Roman" size=3></FONT></O:P></SPAN></P>
<H2 style="MARGIN: 0cm 0cm 0pt 31.2pt"><FONT face="Times New Roman"><SPAN 
lang=EN-US style="mso-fareast-font-family: 'Times New Roman'"><SPAN 
style="mso-list: Ignore">3.3<SPAN style="FONT: 7pt 'Times New Roman'"><FONT 
size=5>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 
</FONT></SPAN></SPAN></SPAN><SPAN lang=EN-US>Daemon</SPAN></FONT><SPAN 
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">进程的启动</SPAN></H2>
<P class=MsoNormalIndent style="MARGIN: 0cm 0cm 0pt"><FONT size=3><SPAN 
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">早先的版本里，</SPAN><SPAN 
lang=EN-US><FONT face="Times New Roman">Bluez</FONT></SPAN><SPAN 
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">的</SPAN><SPAN 
lang=EN-US><FONT face="Times New Roman">Daemon</FONT></SPAN><SPAN 
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">很多，但是最近的版本，很多</SPAN><SPAN 
lang=EN-US><FONT face="Times New Roman">daemon</FONT></SPAN><SPAN 
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">都转为</SPAN><SPAN 
lang=EN-US><FONT face="Times New Roman">service</FONT></SPAN><SPAN 
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">的形式来做了，</SPAN><SPAN 
lang=EN-US><FONT face="Times New Roman">3.22 </FONT></SPAN><SPAN 
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">里面包括了以下这几个</SPAN><SPAN 
lang=EN-US><FONT face="Times New Roman">Service</FONT></SPAN><SPAN 
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">，其它</SPAN><SPAN 
lang=EN-US><FONT face="Times New Roman">profile</FONT></SPAN><SPAN 
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">貌似还保留着</SPAN><SPAN 
lang=EN-US><FONT face="Times New Roman">daemon</FONT></SPAN><SPAN 
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">的形式。</SPAN></FONT></P>
<P class=MsoNormalIndent style="MARGIN: 0cm 0cm 0pt"><SPAN lang=EN-US><FONT 
face="Times New Roman" size=3>bluetoothd-service-serial</FONT></SPAN></P>
<P class=MsoNormalIndent style="MARGIN: 0cm 0cm 0pt"><SPAN lang=EN-US><FONT 
face="Times New Roman" size=3>bluetoothd-service-network</FONT></SPAN></P>
<P class=MsoNormalIndent style="MARGIN: 0cm 0cm 0pt"><SPAN lang=EN-US><FONT 
face="Times New Roman" size=3>bluetoothd-service-audio</FONT></SPAN></P>
<P class=MsoNormalIndent style="MARGIN: 0cm 0cm 0pt"><SPAN lang=EN-US><FONT 
face="Times New Roman" size=3>bluetoothd-service-input</FONT></SPAN></P>
<P class=MsoNormalIndent style="MARGIN: 0cm 0cm 0pt"><FONT size=3><SPAN 
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">这几个</SPAN><SPAN 
lang=EN-US><FONT face="Times New Roman">Service</FONT></SPAN><SPAN 
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">的启动依赖于</SPAN><SPAN 
lang=EN-US><FONT face="Times New Roman">hcid</FONT></SPAN><SPAN 
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">的启动以及相关的配置文件</SPAN></FONT></P>
<P class=MsoNormalIndent style="MARGIN: 0cm 0cm 0pt"><FONT size=3><SPAN 
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">主要配置文件位于：</SPAN><SPAN 
lang=EN-US><FONT face="Times New Roman">/etc/bluetooth/</FONT></SPAN></FONT></P>
<P class=MsoNormalIndent style="MARGIN: 0cm 0cm 0pt"><FONT size=3><SPAN 
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">此外，通常还需要启动</SPAN><SPAN 
lang=EN-US><FONT face="Times New Roman">SDP</FONT></SPAN><SPAN 
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">来提供服务查询，另外，</SPAN><SPAN 
lang=EN-US><FONT face="Times New Roman">Bluez</FONT></SPAN><SPAN 
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">本身还依赖于</SPAN><SPAN 
lang=EN-US><FONT face="Times New Roman">Dbus daemon</FONT></SPAN><SPAN 
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">的运行。</SPAN></FONT></P>
<P class=MsoNormalIndent style="MARGIN: 0cm 0cm 0pt"><SPAN lang=EN-US><O:P><FONT 
face="Times New Roman" size=3></FONT></O:P></SPAN></P>
<P class=MsoNormalIndent style="MARGIN: 0cm 0cm 0pt"><FONT size=3><SPAN 
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">所以，整体上来说，我的手动启动</SPAN><SPAN 
lang=EN-US><FONT face="Times New Roman">Bluez</FONT></SPAN><SPAN 
style="FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: '