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[PATCH for-5.2 v4 11/11] hw/arm/smmuv3: Advertise SMMUv3.2 range invalid
From: |
Eric Auger |
Subject: |
[PATCH for-5.2 v4 11/11] hw/arm/smmuv3: Advertise SMMUv3.2 range invalidation |
Date: |
Tue, 28 Jul 2020 17:08:15 +0200 |
Expose the RIL bit so that the guest driver uses range
invalidation. Although RIL is a 3.2 features, We let
the AIDR advertise SMMUv3.1 support as v3.x implementation
is allowed to implement features from v3.(x+1).
Signed-off-by: Eric Auger <eric.auger@redhat.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
---
v2 -> v3:
- keep the AIDR equal to 2. BBML support, which is 3.2
mandatory feature will be addressed in a separate
patch.
- added Peter's R-b (same version as in v1)
---
hw/arm/smmuv3-internal.h | 1 +
hw/arm/smmuv3.c | 1 +
2 files changed, 2 insertions(+)
diff --git a/hw/arm/smmuv3-internal.h b/hw/arm/smmuv3-internal.h
index 9ae7d97faf..fa3c088972 100644
--- a/hw/arm/smmuv3-internal.h
+++ b/hw/arm/smmuv3-internal.h
@@ -55,6 +55,7 @@ REG32(IDR1, 0x4)
REG32(IDR2, 0x8)
REG32(IDR3, 0xc)
FIELD(IDR3, HAD, 2, 1);
+ FIELD(IDR3, RIL, 10, 1);
REG32(IDR4, 0x10)
REG32(IDR5, 0x14)
FIELD(IDR5, OAS, 0, 3);
diff --git a/hw/arm/smmuv3.c b/hw/arm/smmuv3.c
index b262f0e4a7..0122700e72 100644
--- a/hw/arm/smmuv3.c
+++ b/hw/arm/smmuv3.c
@@ -254,6 +254,7 @@ static void smmuv3_init_regs(SMMUv3State *s)
s->idr[1] = FIELD_DP32(s->idr[1], IDR1, EVENTQS, SMMU_EVENTQS);
s->idr[1] = FIELD_DP32(s->idr[1], IDR1, CMDQS, SMMU_CMDQS);
+ s->idr[3] = FIELD_DP32(s->idr[3], IDR3, RIL, 1);
s->idr[3] = FIELD_DP32(s->idr[3], IDR3, HAD, 1);
/* 4K and 64K granule support */
--
2.21.3
- [PATCH for-5.2 v4 02/11] hw/arm/smmu-common: Add IOTLB helpers, (continued)
- [PATCH for-5.2 v4 02/11] hw/arm/smmu-common: Add IOTLB helpers, Eric Auger, 2020/07/28
- [PATCH for-5.2 v4 03/11] hw/arm/smmu: Introduce smmu_get_iotlb_key(), Eric Auger, 2020/07/28
- [PATCH for-5.2 v4 04/11] hw/arm/smmu: Introduce SMMUTLBEntry for PTW and IOTLB value, Eric Auger, 2020/07/28
- [PATCH for-5.2 v4 05/11] hw/arm/smmu-common: Manage IOTLB block entries, Eric Auger, 2020/07/28
- [PATCH for-5.2 v4 07/11] hw/arm/smmuv3: Get prepared for range invalidation, Eric Auger, 2020/07/28
- [PATCH for-5.2 v4 08/11] hw/arm/smmuv3: Fix IIDR offset, Eric Auger, 2020/07/28
- [PATCH for-5.2 v4 09/11] hw/arm/smmuv3: Let AIDR advertise SMMUv3.0 support, Eric Auger, 2020/07/28
- [PATCH for-5.2 v4 10/11] hw/arm/smmuv3: Support HAD and advertise SMMUv3.1 support, Eric Auger, 2020/07/28
- [PATCH for-5.2 v4 06/11] hw/arm/smmuv3: Introduce smmuv3_s1_range_inval() helper, Eric Auger, 2020/07/28
- [PATCH for-5.2 v4 11/11] hw/arm/smmuv3: Advertise SMMUv3.2 range invalidation,
Eric Auger <=
- Re: [PATCH for-5.2 v4 00/11] SMMUv3.2 Range-based TLB Invalidation Support, Peter Maydell, 2020/07/30