On Tue, Apr 3, 2012 at 4:33 PM, Stefan Hajnoczi <stefa...@gmail.com> wrote: > On Mon, Apr 2, 2012 at 2:08 PM, Paolo Bonzini <pbonz...@redhat.com> wrote: >> Il 02/04/2012 14:07, Stefan Hajnoczi ha scritto: >>> On Sat, Mar 31, 2012 at 09:15:10PM +0800, Li Zhi Hui wrote: >>>> Replace bdrv_* to bdrv_aio_* functions in pio mode in fdc.c. >>>> >>>> Signed-off-by: Li Zhi Hui <zhihu...@linux.vnet.ibm.com> >>>> --- >>>> hw/fdc.c | 123 >>>> +++++++++++++++++++++++++++++++++++++++++++++----------------- >>>> 1 files changed, 89 insertions(+), 34 deletions(-) >>> >>> How can I test this patch? >> >> Looks like one of floppy=nodma or floppy.floppy=nodma should do it. > > I'm getting the following output: > $ cat /dev/fd0 >/dev/null > floppy0: long rw: 24 instead of 12 > rs=1 s=1 > rh=0 h=0 > rt=1 t=0 > heads=2 eoc=0 > spt=18 st=0 ss=1 > in_sector_offset=0 > > It looks like pio mode doesn't even work with the Linux floppy driver today!
I just want to clarify that I tested unmodified qemu.git/master. This means hw/fdc.c doesn't even work with the Linux floppy driver today. Stefan
