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spapr_iommu: Introduce bus_offset in sPAPRTCETable

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This adds @bus_offset into sPAPRTCETable to tell where TCE table starts
from. It is set to 0 for emulated devices. Dynamic DMA windows will use
other offset.

Signed-off-by: Alexey Kardashevskiy <aik@ozlabs.ru>
Signed-off-by: Alexander Graf <agraf@suse.de>
This commit is contained in:
Alexey Kardashevskiy 2014-05-27 15:36:37 +10:00 • committed by Alexander Graf
parent 650f33adbd
commit 1b8eceee28
4 changed files with 15 additions and 6 deletions
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1
hw/ppc/spapr_vio.c
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@ -457,6 +457,7 @@ static int spapr_vio_busdev_init(DeviceState *qdev)
if (pc->rtce_window_size) {
uint32_t liobn = SPAPR_VIO_BASE_LIOBN | dev->reg;
dev->tcet = spapr_tce_new_table(qdev, liobn,
0,
SPAPR_TCE_PAGE_SHIFT,
pc->rtce_window_size >>
SPAPR_TCE_PAGE_SHIFT);