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intel_iommu: fix FRCD construction macro

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The constant must be unsigned, otherwise the two's complement
overrides the other fields when a PASID is present.

Fixes: 1b2b12376c ("intel-iommu: PASID support")
Signed-off-by: Clément Mathieu--Drif <clement.mathieu--drif@eviden.com>
Reviewed-by: Yi Liu <yi.l.liu@intel.com>
Reviewed-by: Zhenzhong Duan <zhenzhong.duan@intel.com>
Reviewed-by: Minwoo Im <minwoo.im@samsung.com>
Message-Id: <20240709142557.317271-2-clement.mathieu--drif@eviden.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
(cherry picked from commit a3c8d7e385)
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
This commit is contained in:
Clément Mathieu--Drif 2024-07-09 14:26:08 +00:00 committed by Michael Tokarev
parent 439009617e
commit 485637f282
1 changed files with 1 additions and 1 deletions
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2
hw/i386/intel_iommu_internal.h
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@ -267,7 +267,7 @@
/* For the low 64-bit of 128-bit */
#define VTD_FRCD_FI(val) ((val) & ~0xfffULL)
#define VTD_FRCD_PV(val) (((val) & 0xffffULL) << 40)
#define VTD_FRCD_PP(val) (((val) & 0x1) << 31)
#define VTD_FRCD_PP(val) (((val) & 0x1ULL) << 31)
#define VTD_FRCD_IR_IDX(val) (((val) & 0xffffULL) << 48)
/* DMA Remapping Fault Conditions */