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Diffstat (limited to 'results/classifier/108/other/1254786')
| -rw-r--r-- | results/classifier/108/other/1254786 | 113 |
1 files changed, 113 insertions, 0 deletions
diff --git a/results/classifier/108/other/1254786 b/results/classifier/108/other/1254786 new file mode 100644 index 000000000..7d75b68f4 --- /dev/null +++ b/results/classifier/108/other/1254786 @@ -0,0 +1,113 @@ +other: 0.894 +semantic: 0.850 +permissions: 0.844 +PID: 0.840 +device: 0.831 +debug: 0.802 +vnc: 0.798 +performance: 0.783 +graphic: 0.767 +KVM: 0.765 +boot: 0.710 +files: 0.692 +socket: 0.634 +network: 0.551 + +qemu-m68k-static: illegal instruction ebc0 during debootstrap second stage + +Host: Ubuntu Precise amd64 +Guest: Debian (ports) sid m68k + +$ sudo qemu-debootstrap --no-check-gpg --arch=m68k sid m68k http://ftp.debian-ports.org/debian +I: Running command: debootstrap --arch m68k --foreign --no-check-gpg sid m68k http://ftp.debian-ports.org/debian +[...] +I: Running command: chroot m68k /debootstrap/debootstrap --second-stage +qemu: fatal: Illegal instruction: ebc0 @ f67e5662 +D0 = 6ffffef5 A0 = f67fbf58 F0 = 0000000000000000 ( 0) +D1 = 0000010a A1 = 00000000 F1 = 0000000000000000 ( 0) +D2 = 0000000f A2 = 00000000 F2 = 0000000000000000 ( 0) +D3 = 00000000 A3 = f67e0000 F3 = 0000000000000000 ( 0) +D4 = 00000000 A4 = 00000000 F4 = 0000000000000000 ( 0) +D5 = 00000000 A5 = f67fc000 F5 = 0000000000000000 ( 0) +D6 = 00000000 A6 = f6fff7cc F6 = 0000000000000000 ( 0) +D7 = 00000000 A7 = f6fff580 F7 = 0000000000000000 ( 0) +PC = f67e5662 SR = 0000 ----- FPRESULT = 0 +Aborted (core dumped) + +ProblemType: Bug +DistroRelease: Ubuntu 12.04 +Package: qemu-user-static 1.0.50-2012.03-0ubuntu2.1 +ProcVersionSignature: Ubuntu 3.8.0-33.48~precise1-generic 3.8.13.11 +Uname: Linux 3.8.0-33-generic x86_64 +NonfreeKernelModules: wl +ApportVersion: 2.0.1-0ubuntu17.6 +Architecture: amd64 +Date: Mon Nov 25 16:08:26 2013 +Dependencies: + +InstallationMedia: Ubuntu 12.04.3 LTS "Precise Pangolin" - Release amd64 (20130820.1) +MarkForUpload: True +ProcEnviron: + LANGUAGE=en_GB:en + TERM=xterm + PATH=(custom, no user) + LANG=en_GB.UTF-8 + SHELL=/bin/bash +SourcePackage: qemu-linaro +UpgradeStatus: No upgrade log present (probably fresh install) + +Version: 1.6.0+dfsg-2ubuntu4 + +Still present in Trusty. + +Ken, is that really a bug in QEMU or is Debian expecting some Motorola 68k CPU rather than the ColdFire MCU QEMU emulates? + +ebc0 is a bitfield insn which the coldfire doesn't implement. + +Andreas. + +-- +Andreas Schwab, <email address hidden> +GPG Key fingerprint = 58CA 54C7 6D53 942B 1756 01D3 44D5 214B 8276 4ED5 +"And now for something completely different." + + +"Debian currently runs on the 68020, 68030, 68040 and 68060 processors" +http://www.debian.org/ports/m68k/ + +From 2006: +https://lists.debian.org/debian-devel-announce/2006/01/msg00005.html + +So I really don't know. :-/ + +Ken, + +this is known to currently *not* work. As Andreas has already indirectly explained, qemu does not provide full m68k emulation. + +Instead, it supports the reduced m68k instruction set of Motorola's ColdFire CPU only. +If you need a QEMU version with full m68k support, please have a look at Laurent Vivier's github repository [1]. + +You also shouldn't file bugs which are clearly upstream-related to the Ubuntu bugtracker. Ubuntu doesn't even support m68k but Debian does. Still, we also can't do anything about such bugs in Debian, these belong upstream. + +Adrian + +> [1] https://github.com/vivier/qemu-m68k + +Alright, I have created a page on the Debian Wiki which explains how to properly set up a chroot environment for sbuild/m68k on Debian [1]. + +With this set up, I was able to increase compile performance dramatically as compared to native m68k hardware or the Aranym Atari m68k emulator. + +Enjoy! + +Adrian + +> [1] https://wiki.debian.org/M68k/sbuildQEMU + +Triaging old bug tickets... can you still reproduce this issue with the latest version of QEMU? There should now be support for "normal" 68k CPUs, too... + +0xebc0 is "bfexts" with register and is implemented since: + + ac815f46a3 target-m68k: Implement bitfield ops for registers + +Available since qemu v2.9.0 + |