From mboxrd@z Thu Jan 1 00:00:00 1970 Received: (from majordomo@localhost) by oss.sgi.com (8.11.2/8.11.3) id f8J3I2h15260 for linux-mips-outgoing; Tue, 18 Sep 2001 20:18:02 -0700 Received: from smtp.huawei.com ([61.144.161.21]) by oss.sgi.com (8.11.2/8.11.3) with SMTP id f8J3Hve15254 for ; Tue, 18 Sep 2001 20:17:57 -0700 Received: from z15805 ([10.105.34.205]) by smtp.huawei.com (Netscape Messaging Server 4.15) with SMTP id GJW3QF00.U6B; Wed, 19 Sep 2001 11:15:51 +0800 Message-ID: <016001c140b9$c5a2e900$cd22690a@huawei.com> Reply-To: "Shaolin Zhang" From: "Shaolin Zhang" To: "Daniel Jacobowitz" Cc: "Ernest Jih" , , References: <00fe01c140b4$ad3f9200$cd22690a@huawei.com> <20010918224620.A22455@nevyn.them.org> Subject: Re: kgdb with linux-mips problem Date: Wed, 19 Sep 2001 11:18:37 +0800 MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 5.50.4522.1200 X-MimeOLE: Produced By Microsoft MimeOLE V5.50.4522.1200 Content-Transfer-Encoding: 8bit X-MIME-Autoconverted: from base64 to 8bit by oss.sgi.com id f8J3Hwe15255 Sender: owner-linux-mips@oss.sgi.com Precedence: bulk My gcc verison is 2.95.3 19991030, gdb verison is 20000204. What is current version of bintuil and egcs,and where can i get it ? thanks. ----- Original Message ----- From: "Daniel Jacobowitz" To: "Shaolin Zhang" Cc: ; "Ernest Jih" ; "recc stone" Sent: Wednesday, September 19, 2001 10:46 AM Subject: Re: kgdb with linux-mips problem > What version of GDB are you using? I recommend you get the current CVS > snapshot and try again. > > On Wed, Sep 19, 2001 at 10:42:08AM +0800, Shaolin Zhang wrote: > > Hello , > > > > Now we have some problems in using kgdb to debug the Linux-mips kernel on IDT 79s334A board. > > > > 1.I enabled the kernel startup option kgdb=on to debug the kernel setup. > > At first, the gdb on host pc connected to the target boards correctly. > > Then I use a few "n"(Next) command to debug the kernel, but the kernel > > seems > > to run out of my hands, as if I had executed some "c" command. > > I use "set debug remote 1" command to see the packets gdb send&receive: > > and find : > > the gdb send a "c" packet to the stub at the end of packet sequence. > > > > I guess that the gdb on the host pc send some wrong command , or it can't > > get right info > > to debug? > > > > > > 2.I want to debug some init_module function in module , like this : > > > > int init_module(void) > > { > > breakpoint(); // use the breakpoint function in kernel to get a break. > > my_functions(); > > } > > > > When I insmod this module, it through exception 9 (breakpoint), then I run > > "bt" > > command in gdb, but this time gdb report "can't find the start of function > > 0x....". > > Is this a gdb problem or gdb stub problem? BTW, when I first bootup the > > kernel > > and connect the gdb&stub ,the sample problem happened. > > > > > > -- > Daniel Jacobowitz Carnegie Mellon University > MontaVista Software Debian GNU/Linux Developer From mboxrd@z Thu Jan 1 00:00:00 1970 Message-ID: <016001c140b9$c5a2e900$cd22690a@huawei.com> Reply-To: "Shaolin Zhang" From: "Shaolin Zhang" References: <00fe01c140b4$ad3f9200$cd22690a@huawei.com> <20010918224620.A22455@nevyn.them.org> Subject: Re: kgdb with linux-mips problem Date: Wed, 19 Sep 2001 11:18:37 +0800 MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 8bit Sender: owner-linux-mips@oss.sgi.com To: Daniel Jacobowitz Cc: Ernest Jih , linux-mips@oss.sgi.com, renwei@huawei.com Message-ID: <20010919031837.yCsUHFtQgSoBfeC1SAkWeZagxIzMH-NaVW-jrdX-nsU@z> My gcc verison is 2.95.3 19991030, gdb verison is 20000204. What is current version of bintuil and egcs,and where can i get it ? thanks. ----- Original Message ----- From: "Daniel Jacobowitz" To: "Shaolin Zhang" Cc: ; "Ernest Jih" ; "recc stone" Sent: Wednesday, September 19, 2001 10:46 AM Subject: Re: kgdb with linux-mips problem > What version of GDB are you using? I recommend you get the current CVS > snapshot and try again. > > On Wed, Sep 19, 2001 at 10:42:08AM +0800, Shaolin Zhang wrote: > > Hello , > > > > Now we have some problems in using kgdb to debug the Linux-mips kernel on IDT 79s334A board. > > > > 1.I enabled the kernel startup option kgdb=on to debug the kernel setup. > > At first, the gdb on host pc connected to the target boards correctly. > > Then I use a few "n"(Next) command to debug the kernel, but the kernel > > seems > > to run out of my hands, as if I had executed some "c" command. > > I use "set debug remote 1" command to see the packets gdb send&receive: > > and find : > > the gdb send a "c" packet to the stub at the end of packet sequence. > > > > I guess that the gdb on the host pc send some wrong command , or it can't > > get right info > > to debug? > > > > > > 2.I want to debug some init_module function in module , like this : > > > > int init_module(void) > > { > > breakpoint(); // use the breakpoint function in kernel to get a break. > > my_functions(); > > } > > > > When I insmod this module, it through exception 9 (breakpoint), then I run > > "bt" > > command in gdb, but this time gdb report "can't find the start of function > > 0x....". > > Is this a gdb problem or gdb stub problem? BTW, when I first bootup the > > kernel > > and connect the gdb&stub ,the sample problem happened. > > > > > > -- > Daniel Jacobowitz Carnegie Mellon University > MontaVista Software Debian GNU/Linux Developer