Commit Graph

2 Commits

Author SHA1 Message Date
shenglei a829f08684 MdeModulePkg UhciPei: Remove redundant functions
The functions that are never called have been removed.
They are IoMmuFreeBuffer,DelinkMemoryBlock,IsMemoryBlockEmptied
,IsTDLinkPtrQHOrTD,GetCurrentFrameNumber,GetQHHorizontalLinkPtr
and GetQHHorizontalValidorInvalid.
https://bugzilla.tianocore.org/show_bug.cgi?id=1062

Cc: Star Zeng <star.zeng@intel.com>
Cc: Eric Dong <eric.dong@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: shenglei <shenglei.zhang@intel.com>
Reviewed-by: Ruiyu Ni <ruiyu.ni@intel.com>
Reviewed-by: Star Zeng <star.zeng@intel.com>
2018-08-21 16:28:58 +08:00
Star Zeng 8284b1791e MdeModulePkg UhciPei: Support IoMmu
Update the UhciPei driver to consume IOMMU_PPI to allocate DMA buffer.

If no IOMMU_PPI exists, this driver still calls PEI service to allocate
DMA buffer, with assumption that DRAM==DMA.

Cc: Jiewen Yao <jiewen.yao@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Star Zeng <star.zeng@intel.com>
Reviewed-by: Jiewen Yao <jiewen.yao@intel.com>
2017-11-22 18:37:49 +08:00