debug nic_drv

[Jian Liu]

Sorry for the wrong email. I am learning how to debug from Keqin.

      Jian LIU
----
email to: gjk.liu at ...9...


2013/4/19 Jian Liu <gjk.liu at ...9...>

> 可钦：
>
> 除了Gnode在物理机上的调试外，花时间把下面的事情也调研、试一试。
>
> * Fiasco.OC在物理机上的调试。
>
>       Jian LIU
> ----
> email to: gjk.liu at ...9...
>
>
> 2013/4/19 Keqin Sun <keqin at ...189...>
>
>> Hi,
>>     I want to debug nic_drv on a real machine using gdb_monitor. But gdb
>> showed this:
>>
>> (gdb) target remote /dev/ttyS0
>> Remote debugging using /dev/ttyS0
>> Ignoring packet error, continuing...
>> warning: unrecognized item "timeout" in "qSupported" response
>> Ignoring packet error, continuing...
>> Ignoring packet error, continuing...
>> Ignoring packet error, continuing...
>>
>> and my run srcript is:
>> #
>> # Build
>> #
>>
>> build { core init drivers/timer
>>         drivers/pci
>>         app/gdb_monitor
>>         drivers/uart
>>         drivers/nic }
>>
>> create_boot_directory
>>
>> #
>> # Generate config
>> #
>>
>> install_config {
>> <config verbose="yes">
>>         <parent-provides>
>>                 <service name="ROM"/>
>>                 <service name="RAM"/>
>>                 <service name="IRQ"/>
>>                 <service name="IO_MEM"/>
>>                 <service name="IO_PORT"/>
>>                 <service name="CAP"/>
>>                 <service name="PD"/>
>>                 <service name="RM"/>
>>                 <service name="CPU"/>
>>                 <service name="LOG"/>
>>                 <service name="SIGNAL"/>
>>         </parent-provides>
>>         <default-route>
>>                 <any-service> <parent/> <any-child/> </any-service>
>>         </default-route>
>>         <start name="timer">
>>                 <resource name="RAM" quantum="1M"/>
>>                 <provides> <service name="Timer"/> </provides>
>>         </start>
>>         <start name="uart_drv">
>>                 <resource name="RAM" quantum="2M"/>
>>                 <provides> <service name="Terminal"/> </provides>
>> #is that service name "Terminal" should be "/dev/ttyS0" ?
>>                 <config>
>>                         <policy label="gdb_monitor" uart="1"/>
>>                 </config>
>>         </start>
>>         <start name="pci_drv">
>>                 <resource name="RAM" quantum="2M"/>
>>                 <provides><service name="PCI"/></provides>
>>         </start>
>>         <start name="gdb_monitor">
>>                 <resource name="RAM" quantum="5M"/>
>>                 <provides><service name="Nic" /></provides>
>>                 <config>
>>                         <target name="nic_drv"/>
>>                         <preserve name="RAM" quantum="2M"/>
>>                 </config>
>>         </start>
>> </config>}
>>
>> #
>> # Boot image
>> #
>>
>> build_boot_image { core init timer
>>         ld.lib.so libc.lib.so libc_log.lib.so libc_lock_pipe.lib.so
>> libc_terminal.lib.so
>>         uart_drv pci_drv
>>         gdb_monitor nic_drv }
>>
>> set local_port 5555
>>
>> #append qemu_args " -nographic "
>> append qemu_args " -m 128 -nographic "
>>
>> # connect comport 0 to stdio
>> append qemu_args " -net nic,model=e1000 -net user "
>> append qemu_args " -serial mon:stdio "
>>
>> # connect comport 1 with TCP port $local_port
>> append qemu_args " -serial chardev:uart "
>> append qemu_args " -chardev
>> socket,id=uart,port=$local_port,host=localhost,server,nowait "
>>
>> #run_genode_until forever
>> run_genode_until {.*Remote debugging using /dev/ttyS0.*} 30
>> #run_genode_until {.*Remote debugging using /dev/terminal.*} 30
>>
>> #exec [terminal] -e "[gdb] bin/nic_drv -ex \"target remote
>> localhost:$local_port\" " &
>> #exec [terminal] -e "[gdb] bin/nic_drv -ex \"target remote
>> localhost:$local_port\" " &
>> interact
>>
>>
>> Is that correct?
>>
>> Maybe the serial was occupied by the system output?
>>
>>
>> keqin
>>
>>
>>
>>
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>
>
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