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hw/arm/smmuv3: Get prepared for range invalidation

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Enhance the smmu_iotlb_inv_iova() helper with range invalidation.
This uses the new fields passed in the NH_VA and NH_VAA commands:
the size of the range, the level and the granule.

As NH_VA and NH_VAA both use those fields, their decoding and
handling is factorized in a new smmuv3_s1_range_inval() helper.

Signed-off-by: Eric Auger <eric.auger@redhat.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Message-id: 20200728150815.11446-8-eric.auger@redhat.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Eric Auger 2020-07-28 17:08:11 +02:00 • committed by Peter Maydell
parent c0f9ef7037
commit d52915616c
5 changed files with 69 additions and 31 deletions
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3
include/hw/arm/smmu-common.h
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@ -168,7 +168,8 @@ SMMUIOTLBKey smmu_get_iotlb_key(uint16_t asid, uint64_t iova,
uint8_t tg, uint8_t level);
void smmu_iotlb_inv_all(SMMUState *s);
void smmu_iotlb_inv_asid(SMMUState *s, uint16_t asid);
void smmu_iotlb_inv_iova(SMMUState *s, int asid, dma_addr_t iova);
void smmu_iotlb_inv_iova(SMMUState *s, int asid, dma_addr_t iova,
uint8_t tg, uint64_t num_pages, uint8_t ttl);
/* Unmap the range of all the notifiers registered to any IOMMU mr */
void smmu_inv_notifiers_all(SMMUState *s);