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The patch ensures all DMA transactions are blocked after ExitBootService. If a platform enables IOMMU before and needs disable IOMMU after ExitBootService, the IOMMU should be disabled after PCI bus driver disables BME. Contributed-under: TianoCore Contribution Agreement 1.1 Signed-off-by: Michael Turner <michael.turner@microsoft.com> Signed-off-by: Ruiyu Ni <ruiyu.ni@intel.com> Cc: Michael D Kinney <michael.d.kinney@intel.com> Reviewed-by: Jiewen Yao <jiewen.yao@intel.com> Cc: Jeff Fan <vanjeff_919@hotmail.com> |
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| .. | ||
| Application | ||
| Bus | ||
| Core | ||
| Include | ||
| Library | ||
| Logo | ||
| Universal | ||
| MdeModulePkg.dec | ||
| MdeModulePkg.dsc | ||
| MdeModulePkg.uni | ||
| MdeModulePkgExtra.uni | ||