Re: For those who have no sound in their 32bit chroot
"Gudjon I. Gudjonsson" <email@example.com> writes:
> Hi Goswin and all the others
>> > # ia32 chroot
>> > /home /var/chroot/sid-ia32/home none bind 0 0
>> > /tmp /var/chroot/sid-ia32/tmp none bind 0 0
>> > proc /var/chroot/sid-ia32/proc proc defaults 0 0
>> > /dev /var/chroot/sid-ia32/dev none bind 0 0
>> > Well obviously there's more to it, this is just the relevant part ;)
>> > I hope this can help somebody.
>> > I have sound in flash and mplayer with no other configuration required:
>> > please note I use esd in my gnome desktop, not sure if it's relevant or
>> > not.
>> > Enjoy!
>> You are missing /sys and /dev/pts.
> Now there is one thing I don't understand. I do have sound with the following
> entries in fstab (thanks to a hint from Lennart)
> # ia32 chroot
> /home /var/chroot/sid-ia32/home none bind 0 0
> /tmp /var/chroot/sid-ia32/tmp none bind 0 0
> /dev /var/chroot/sid-ia32/dev none rbind 0 0
> proc /var/chroot/sid-ia32/proc proc defaults 0 0
> rbind makes a difference
Yes, with rbind you don't need to mount /dev/pts separately
> but I have no no mounting to /sys, perhaps I should add that but according to
> the debian reference manual it should be done in another way.
/sys shouldn't be needed for sound. But, for other hardware like USB
scanners it might be necessary.
> chroot # cd /dev; /sbin/MAKEDEV generic; cd -
I wouldn't create a static /dev in a chroot on a system that uses udev.
> Is this difference documented somewhere or can you explain this? It might
> explain why my 32 bit xoscope cannot access the 64 bit comedi lib driver.
I have no clue about this :)
What is xoscope and comedi?