Re: [directfb-users] porting etch graphic installer to mips/lemote

Vern Sun wrote:
> I am porting etch graphic installer to a mips based Desktop system
> (Lemote/Fulong[1]) and am having a problem running dfbinfo.
>
> == Crash problem when dfbinfo is running in chroot jail.
> But it works fine without a chroot.
> ------------------------------------------
> /dev# /usr/lib/directfb-0.9.25/bin/dfbinfo
> ...
> (!) [ 4618: 0.218] --> Caught signal 6 (unknown origin) <--
> (-) [ 4618: -STACK- ]
> #0 0x2abb3000 in ?? () from /usr/lib/libdirect-0.9.so.25
> #1 0x2abbb33c in direct_thread_cancel () from /usr/lib/libdirect-0.9.so.25
> #2 0x2c5bd5e0 in ?? () from /usr/lib/directfb-0.9.25/inputdrivers/libdirectfb_keyboard.so
> #3 0x2ab39d30 in ?? () from /usr/lib/libdirectfb-0.9.so.25
> #4 0x2ab2e41c in dfb_core_part_shutdown () from /usr/lib/libdirectfb-0.9.so.25
> #5 0x2ab2cb10 in ?? () from /usr/lib/libdirectfb-0.9.so.25
> #6 0x2ab2cdec in ?? () from /usr/lib/libdirectfb-0.9.so.25
> #7 0x2ab8da50 in fusion_arena_exit () from /usr/lib/libfusion-0.9.so.25
> #8 0x2ab2c308 in dfb_core_destroy () from /usr/lib/libdirectfb-0.9.so.25
> #9 0x2aae5fb4 in IDirectFB_Destruct () from /usr/lib/libdirectfb-0.9.so.25
> #10 0x2aae6160 in ?? () from /usr/lib/libdirectfb-0.9.so.25
> #11 0x00400c6c in main () from /usr/lib/directfb-0.9.25/bin/dfbinfo
>
> (-) [ 4621: -STACK- 'VT Switcher']
> #0 0x2ad8a9b4 in ?? () from /usr/lib/directfb-0.9.25/systems/libdirectfb_fbdev.so
>
> (-) [ 4624: -STACK- 'Keyboard Input']
> #0 0x2c5bdb84 in ?? () from /usr/lib/directfb-0.9.25/inputdrivers/libdirectfb_keyboard.so
> --------------------------------------------
> The complete log here: [2].
>
> == Here are the steps I am going through.
> . Build udebs needed
> ---------------------------
> /directfb# cat DirectFB-0.9.25.1/debian/rules
> ...
> ../configure \
> --prefix=/usr \
> --bindir=\$${libdir}/directfb-$(version_abi)/bin \
> --mandir=\$${prefix}/share/man \
> --infodir=\$${prefix}/share/info \
> --with-gfxdrivers=radeon \
> --enable-debug \
> --disable-sdl \
> --disable-x11 \
> --disable-vnc \
> --disable-gif \
> --disable-jpeg \
> --disable-mpeg2 \
> --disable-unique \
> --disable-video4linux \
> --disable-mmx \
> --disable-sse
> ---------------------------
>
> . Make the initrd.gz
> ---------------------------
> /debian-installer/build# ...
> /debian-installer/build# fakeroot make build_decstation_gtk
> ---------------------------
>
> . In chroot jail
> ---------------------------
> ~# debian-installer-startup
> ~# cd /dev
> /dev# mknod fb0 c 29 0
> /dev# mknod tty c 5 0
> /dev# mknod tty0 c 4 0
> /dev# mknod tty7 c 4 7
> /dev# mknod tty8 c 4 8
> /dev# ls
> console fb0 log net ppp shm stderr stdout tty0 tty8
> core fd loop null pts sndstat stdin tty tty7
> /dev# fbset -i
>
> mode "1680x1050-60"
> # D: 146.263 MHz, H: 65.296 kHz, V: 59.960 Hz
> geometry 1680 1050 1680 1050 8
> timings 6837 280 104 30 3 176 6
> hsync high
> rgba 8/0,8/0,8/0,0/0
> endmode
>
> Frame buffer device information:
> Name : ATI Radeon QZ
> Address : 0x14000000
> Size : 16777216
> Type : PACKED PIXELS
> Visual : PSEUDOCOLOR
> XPanStep : 8
> YPanStep : 1
> YWrapStep : 0
> LineLength : 1728
> MMIO Address: 0x16040000
> MMIO Size : 16384
> Accelerator : ATI Radeon family
>
> /dev# cat /etc/directfbrc
> #no-hardware
> bg-color=ffdcdad5
> screenshot-dir=/var/log
> #disable-module=keyboard
> #disable-module=ps2mouse
> #disable-module=linux_input
> log-file=/var/log/directfb.log
> --------------------------------
>
> Any ideas? Thanks in advance.

BTW.. have you tried disabling the radeon module (disable-module=keyboard) or the hw acceleration at whole (no-hardware) ? Our past experience with DFB on non-i386 archs is that hw acceleration often fails.

regards

Attilio

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