From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:33824) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gReO2-0000J6-Rd for qemu-devel@nongnu.org; Tue, 27 Nov 2018 09:30:54 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1gReNx-0002ST-D0 for qemu-devel@nongnu.org; Tue, 27 Nov 2018 09:30:50 -0500 Received: from indium.canonical.com ([91.189.90.7]:60030) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1gReNx-0002Nd-4P for qemu-devel@nongnu.org; Tue, 27 Nov 2018 09:30:45 -0500 Received: from loganberry.canonical.com ([91.189.90.37]) by indium.canonical.com with esmtp (Exim 4.86_2 #2 (Debian)) id 1gReNv-0002sg-Lt for ; Tue, 27 Nov 2018 14:30:43 +0000 Received: from loganberry.canonical.com (localhost [127.0.0.1]) by loganberry.canonical.com (Postfix) with ESMTP id 9C0952E80C0 for ; Tue, 27 Nov 2018 14:30:43 +0000 (UTC) MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Date: Tue, 27 Nov 2018 14:24:06 -0000 From: Igor Reply-To: Bug 1805445 <1805445@bugs.launchpad.net> Sender: bounces@canonical.com Message-Id: <154332864629.32687.7125797278920412825.malonedeb@wampee.canonical.com> Errors-To: bounces@canonical.com Subject: [Qemu-devel] [Bug 1805445] [NEW] QEMU arm virt machine was stopped by STMFD command while debug process List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Public bug reported: Hello, i have a big problem with QEMU arm virtual machine. So... I run QEMU machine with bare-metal ThreadX fullflash from Texet TM-333 phon= e (Spreadtrum platform) [CODE]qemu-system-arm -S -gdb tcp::1234,ipv4 -drive file=3DC:\cygwin64\home= \flash.bin,if=3Dmtd,format=3Draw -M palmetto-bmc -cpu arm926 -m 64M[/CODE] I use palmetto-bmc platform because it have ARM926EJ-S core and support SPI= Flash. Then, i attach to gdb qemu process from IDA and run code step-by-step. [IMG]https://pp.userapi.com/c847218/v847218546/13ec1c/iSIcre5-js4.jpg[/IMG] When the IDA run 00032534 STR R11, [R10] command [IMG]https://pp.userapi.com/c846416/v846416708/133f60/GQzxORvf4Tg.jpg[/IMG] instead of store R11 on R10 adress, it jump 000328DC STMFD SP!, {R0-R12,LR}= instruction... [IMG]https://pp.userapi.com/c847218/v847218546/13ec26/32A0VcaJywg.jpg[/IMG] and virt machine not execute new instruction... = [IMG]https://pp.userapi.com/c850624/v850624111/528f3/N7FTpgloWVU.jpg[/IMG] and why i did not change flash from n25q256a to n25q032a11 in aspeed.c without rebuild qemu? ** Affects: qemu Importance: Undecided Status: New ** Tags: arm emulation stop ** Attachment added: "3.jpg" https://bugs.launchpad.net/bugs/1805445/+attachment/5216795/+files/3.jpg -- = You received this bug notification because you are a member of qemu- devel-ml, which is subscribed to QEMU. https://bugs.launchpad.net/bugs/1805445 Title: QEMU arm virt machine was stopped by STMFD command while debug process Status in QEMU: New Bug description: Hello, i have a big problem with QEMU arm virtual machine. So... I run QEMU machine with bare-metal ThreadX fullflash from Texet TM-333 ph= one (Spreadtrum platform) [CODE]qemu-system-arm -S -gdb tcp::1234,ipv4 -drive file=3DC:\cygwin64\ho= me\flash.bin,if=3Dmtd,format=3Draw -M palmetto-bmc -cpu arm926 -m 64M[/CODE] I use palmetto-bmc platform because it have ARM926EJ-S core and support S= PI Flash. Then, i attach to gdb qemu process from IDA and run code step-by-step. [IMG]https://pp.userapi.com/c847218/v847218546/13ec1c/iSIcre5-js4.jpg[/IM= G] When the IDA run 00032534 STR R11, [R10] command [IMG]https://pp.userapi.com/c846416/v846416708/133f60/GQzxORvf4Tg.jpg[/IM= G] instead of store R11 on R10 adress, it jump 000328DC STMFD SP!, {R0-R12,L= R} instruction... [IMG]https://pp.userapi.com/c847218/v847218546/13ec26/32A0VcaJywg.jpg[/IM= G] and virt machine not execute new instruction... = [IMG]https://pp.userapi.com/c850624/v850624111/528f3/N7FTpgloWVU.jpg[/IMG] and why i did not change flash from n25q256a to n25q032a11 in aspeed.c without rebuild qemu? To manage notifications about this bug go to: https://bugs.launchpad.net/qemu/+bug/1805445/+subscriptions