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From: Pedro Alves <palves@redhat.com>
To: Vincent Chen <vincent.chen@sifive.com>, gdb@sourceware.org
Cc: Paul Walmsley <paul.walmsley@sifive.com>
Subject: Re: RISC-V: Is it reasonable to extend current target_description for KGDB?
Date: Wed, 16 Oct 2019 10:03:00 -0000	[thread overview]
Message-ID: <be042497-7269-1b07-ea6b-d76fed813b99@redhat.com> (raw)
In-Reply-To: <CABvJ_xgKbD_EUQKqWcr9crNL-XmWv704xPSy1xjZvZzEODEo9Q@mail.gmail.com>

On 10/15/19 8:43 AM, Vincent Chen wrote:
> Hi,
>    I am a Linux developer and trying to add the KGDB support to the
> RISC-V Linux. During the porting, I encountered a GDB issue with the
> 'g' packet. I hope the GDB experts can give me some advice.
> The KGDB is a debugger provided by the kernel for users to debug
> kernel space through GDB. To parse the GDB packets, the KGDB has a
> simple gdb stub. However, this gdb stub does not support the
> "qSupported" packet. 

I don't understand the resistance to just adding the support.
It is not complicated, and would surely end up being used to 
negotiate support for other optional features.

Thanks,
Pedro Alves


  parent reply	other threads:[~2019-10-16 10:03 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-10-15  7:43 Vincent Chen
2019-10-15 19:53 ` Jim Wilson
2019-10-16 13:21   ` Maciej W. Rozycki
2019-10-16 10:03 ` Pedro Alves [this message]
2019-10-16 13:17   ` Maciej W. Rozycki

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