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hi,
我尝试用qemu/kgdb调试内核。
1)开发机上编译内核
1)用qemu装了一台虚拟机,并安装新编译的内核
3)在一终端使用qemu-system-x86_64 -hda xxx.img -m 1024 -boot c -serial tcp:localhost:1234,server命令启动虚拟机,终端输出如下:
QEMU waiting for connection on: tcp:127.0.0.1:1234,server
4)在另一终端,进入gdb,使用target remote localhost:1234命令连接qemu虚拟机,终端输出如下:
(gdb) target remote localhost:1234
Remote debugging using localhost:1234
Ignoring packet error, continuing...
warning: unrecognized item "timeout" in "qSupported" response
Ignoring packet error, continuing...
Ignoring packet error, continuing...
Ignoring packet error, continuing...
Ignoring packet error, continuing...
Ignoring packet error, continuing...
Ignoring packet error, continuing...
Malformed response to offset query, timeout
(gdb)
同时qemu虚拟机进入grub界面
请问我漏了什么么? |
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