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fix "negative shift"

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MISRA C doesn't allowed negative shift, changed any potential signed value
to unsigned value.

Signed-off-by: Huihuang Shi <huihuang.shi@intel.com>
Acked-by: Eddie Dong <eddie.dong@intel.com>
This commit is contained in:
Huihuang Shi
2018-06-22 10:05:25 +08:00
committed by lijinxia
parent de31cf4f5f
commit 58672cb562
7 changed files with 16 additions and 13 deletions
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2
hypervisor/include/arch/x86/vtd.h
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@@ -66,7 +66,7 @@
#define iommu_cap_plmr(c) (((c) >> 5) & 1UL)
#define iommu_cap_rwbf(c) (((c) >> 4) & 1UL)
#define iommu_cap_afl(c) (((c) >> 3) & 1UL)
#define iommu_cap_ndoms(c) (((unsigned long)1) << (4 + 2 * ((c) & 0x7UL)))
#define iommu_cap_ndoms(c) ((1U) << (4U + 2U * ((c) & 0x7U)))
/*
* Decoding Extended Capability Register