On Wed, 11 Dec 2019 at 14:58, Simon Veith <sveith@amazon.de> wrote:
>
> While working on the Linux SMMUv3 driver, I noticed a few cases where the QEMU
> SMMUv3 behavior relating to stream tables was inconsistent with our hardware.
>
> Also, when debugging those differences, I found that the errors reported through
> the QEMU SMMUv3 event queue contained the address fields in an incorrect
> position.
>
> These patches correct the QEMU SMMUv3 behavior to match the specification (and
> the behavior that I observed in our hardware). Linux guests normally will not
> notice these issues, but other SMMUv3 driver implementations might.
>
> Simon Veith (6):
> hw/arm/smmuv3: Apply address mask to linear strtab base address
> hw/arm/smmuv3: Correct SMMU_BASE_ADDR_MASK value
> hw/arm/smmuv3: Check stream IDs against actual table LOG2SIZE
> hw/arm/smmuv3: Align stream table base address to table size
> hw/arm/smmuv3: Use correct bit positions in EVT_SET_ADDR2 macro
> hw/arm/smmuv3: Report F_STE_FETCH fault address in correct word
> position
Something funny seems to have happened when this series got
sent out: patches 1,2,3 are correctly followups to the cover
letter, but 4,5,6 are followups to patch 3.
This has confused patchew, which thinks the series is incomplete:
https://patchew.org/QEMU/1576076260-18659-1-git-send-email-sveith@amazon.de/1576076860-24820-1-git-send-email-sveith@amazon.de/
thanks
-- PMM