On Tue, Jul 01, 2014 at 01:13:27PM +0200, reza.jel...@tuhh.de wrote: > From: Reza Jelveh <reza.jel...@tuhh.de> > > The data byte count(DBC) read from the description information is defined for > bits 21:00. Bits 30:22 are reserved and bit 31 is the Interrupt on Completion > (I) flag. > > Completion interrupts are triggered after every transaction instead of on > I-flag in QEMU. tbl_entry_size is a signed integer and improperly reading the > DBC leads to a negative offset that causes sglist allocation to fail. > > Signed-off-by: Reza Jelveh <reza.jel...@tuhh.de> > --- > This requires a custom ovmf image with sata controller for testing: > > http://reza.jelveh.me/assets/OVMF.fd.bz2 > > Signed-off-by: Reza Jelveh <reza.jel...@tuhh.de> > --- > hw/ide/ahci.c | 11 ++++++++--- > hw/ide/ahci.h | 2 ++ > 2 files changed, 10 insertions(+), 3 deletions(-)
Thanks, applied to my block tree: https://github.com/stefanha/qemu/commits/block Stefan
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