Re: [SerialICE] [coreboot] [ANNOUNCE] libhwremote 0.1

[Carl-Daniel Hailfinger]

Am 10.03.2012 17:52 schrieb Idwer Vollering:
> 2012/3/10 Carl-Daniel Hailfinger :
> > I'm glad to announce libhwremote 0.1, a library which forwards hardware
> > accesses over a serial line to a machine running SerialICE. No QEMU needed!
> > All you have to do to run lspci/superiotool/... against a remote
> > SerialICE target is to compile those tools against libhwremote, and then
> > just run them like you would run them natively.
> >
> > libhwremote is an early prototype. Due to that it has quite a few quirks:
> > Each run of a libhwremote enabled application requires the application
> >
> > to be started before SerialICE prints its banner, i.e. start the
> > application, then hit reset on the SerialICE target. The reason is the
> > init code which expects "newline,serialice_banner,newline" to do
> > anything useful. If that banner is not there, the results are undefined.
> > The error handling is mostly working but not really nice.
> > /dev/ttyUSB0 is hardcoded for serial line access, you may want to
> >
> > change that.
> > MMIO functions are totally untested, I didn't find any code which
> >
> > needed it (except for flashrom, but probing for flash chips might
> > interfere with SerialICE functionality if SerialICE runs from ROM).
> > The pciutils patch is totally untested, but I expect it to work.
> >
> > A big THANK YOU goes to Idwer Vollering who tested a dozen iterations of
> > this code until I had figured out the very surprising and unique
> > properties of the SerialICE protocol.
> >
> > Another big THANK YOU goes to Ron Minnich who sent a mail titled
> > "[SerialICE] an idea" which motivated me to start this little project:
> > http://serialice.com/pipermail/serialice/2009-November/000043.html
> >
> > This code sat unfinished on my disk since December 2009, and it's about
> > time I finished it enough to be usable.
> >
> > Notes::
> > superiotool support is tested and stable
> > pciutils (lspci/setpci/...) support is untested, but should work.
> >
> > Please fetch latest superiotool from the coreboot git tree and latest
> > pciutils from the pciutils git tree to apply the patches.
>
> git clone'd from git://git.kernel.org/pub/scm/utils/pciutils/pciutils.git
> > libhwremote is available at:
> > http://ra.openbios.org/~carldani/libhwremote-0.1.tar.gz
> >
> > superiotool patch is available at:
> > http://ra.openbios.org/~carldani/superiotool_hwremote.diff
> >
> > pciutils patch is available at:
> > http://ra.openbios.org/~carldani/pciutils_hwremote.diff
> >
> > I plan to check this code into a source code repository really soon, but
> > for now a tarball and separate patch downloads have to suffice.
> >
> > Tests and bug reports appreciated.
>
> Where is i386-io-libhwremote.h?
>
> $ make distclean ; make
> [...]
> gcc -O2 -Wall -W -Wno-parentheses -Wstrict-prototypes
> -Wmissing-prototypes   -c -o i386-ports.o i386-ports.c
> i386-ports.c:30:33: fatal error: i386-io-libhwremote.h: No such file
> or directory

Ouch. I forgot to git add that file. Please download the updated
http://ra.openbios.org/~carldani/pciutils_hwremote.diff

Regards,
Carl-Daniel