From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 16866 invoked by alias); 9 Oct 2015 09:26:35 -0000 Mailing-List: contact gdb-help@sourceware.org; run by ezmlm Precedence: bulk List-Id: List-Subscribe: List-Archive: List-Post: List-Help: , Sender: gdb-owner@sourceware.org Received: (qmail 16856 invoked by uid 89); 9 Oct 2015 09:26:35 -0000 Authentication-Results: sourceware.org; auth=none X-Virus-Found: No X-Spam-SWARE-Status: No, score=-1.9 required=5.0 tests=AWL,BAYES_00,SPF_HELO_PASS,T_RP_MATCHES_RCVD autolearn=ham version=3.3.2 X-HELO: mx1.redhat.com Received: from mx1.redhat.com (HELO mx1.redhat.com) (209.132.183.28) by sourceware.org (qpsmtpd/0.93/v0.84-503-g423c35a) with (AES256-GCM-SHA384 encrypted) ESMTPS; Fri, 09 Oct 2015 09:26:34 +0000 Received: from int-mx10.intmail.prod.int.phx2.redhat.com (int-mx10.intmail.prod.int.phx2.redhat.com [10.5.11.23]) by mx1.redhat.com (Postfix) with ESMTPS id 21D5592462; Fri, 9 Oct 2015 09:26:33 +0000 (UTC) Received: from [127.0.0.1] (ovpn01.gateway.prod.ext.ams2.redhat.com [10.39.146.11]) by int-mx10.intmail.prod.int.phx2.redhat.com (8.14.4/8.14.4) with ESMTP id t999QVVf014338; Fri, 9 Oct 2015 05:26:32 -0400 Message-ID: <56178847.30605@redhat.com> Date: Fri, 09 Oct 2015 09:26:00 -0000 From: Pedro Alves User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:31.0) Gecko/20100101 Thunderbird/31.5.0 MIME-Version: 1.0 To: Juha Aaltonen , gdb-mailing list Subject: Re: Bare metal "server" - cleaning up after a program References: In-Reply-To: Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit X-SW-Source: 2015-10/txt/msg00031.txt.bz2 On 10/08/2015 11:27 PM, Juha Aaltonen wrote: > I've been writing some kind of bare metal standalone gdb server/stub > that works through a serial line. > > The problem is: when to clean up between debugged programs? > I have been wondering about the beginning of loading in a new program > ("X0,0"-packet). > Maybe there is a better way/situation. > > Gdb seems so focused to debugging processes running within an OS, that > "interpretation" in context of bare metal environment is hard. I find it hard to answer the question, because I don't really understand what you mean by "clean up". Maybe you want to use "target extended-remote" instead, and be able to use "kill" and "run"? Thanks, Pedro Alves