On 23/05/16 13:54, Paolo Bonzini wrote:
>These are replacements for blk_aio_preadv and blk_aio_pwritev that allow
>customization of the data path. They reuse the DMA helpers' DMAIOFunc
>callback type, so that the same function can be used in either the
>QEMUSGList or the bounce-buffered case.
>
>This customization will be needed in the next patch to do zero-copy
>SG_IO on scsi-block.
>
>Signed-off-by: Paolo Bonzini<address@hidden>
>---
> hw/scsi/scsi-disk.c | 63
+++++++++++++++++++++++++++++++++++++++++++----------
> 1 file changed, 52 insertions(+), 11 deletions(-)
>
Hi Paolo,
This patch appears to break qemu-system-sparc booting from CDROM with
the following command line:
./qemu-system-sparc -cdrom debian-40r4a-sparc-netinst.iso -boot d
Instead of booting straight into SILO, OpenBIOS hangs when trying to
read from the CDROM device.