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audk
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6 Commits

Author SHA1 Message Date
Star Zeng a89b923ea9 MdeModulePkg EhciPei: Also check Buf against NULL to return error 
Cc: Hao Wu <hao.a.wu@intel.com>
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: Hao Wu <hao.a.wu@intel.com>
 2017-11-21 11:27:19 +08:00
Star Zeng 2c656af04d MdeModulePkg EhciPei: Support IoMmu 
V2: Halt HC at EndOfPei.

Update the EhciPei 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>
 2017-11-17 11:14:16 +08:00
Feng Tian ca24313165 MdeModulePkg/Usb: Boost the r/w performance by reducing stall time on polling cmd execution status 
Signed-off-by: Feng Tian <feng.tian@intel.com>
Reviewed-by: Star Zeng <star.zeng@intel.com>
Reviewed-by: Elvin Li <elvin.li@intel.com>


git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@14442 6f19259b-4bc3-4df7-8a09-765794883524
 2013-06-24 03:03:55 +00:00
lzeng14 008d25427c Remove some useless functions for EhciPei driver. 
Signed-off-by: lzeng14
Reviewed-by: erictian

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@12677 6f19259b-4bc3-4df7-8a09-765794883524
 2011-11-09 09:38:56 +00:00
jljusten 7538d53684 MdeModulePkg: Remove variables that are set, but not used 
GCC 4.6 generates a warning when a variable is set,
but never used.

Signed-off-by: jljusten
Reviewed-by: lgao4
Reviewed-by: erictian
Reviewed-by: rsun3

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@12617 6f19259b-4bc3-4df7-8a09-765794883524
 2011-10-31 15:58:05 +00:00
jljusten 4b1bf81c20 MdeModulePkg: Add PEI USB drivers and related PPIs 
Signed-off-by: jljusten
Reviewed-by: mdkinney
Reviewed-by: geekboy15a

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@11901 6f19259b-4bc3-4df7-8a09-765794883524
 2011-06-27 23:30:55 +00:00