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4 Commits

Author SHA1 Message Date
Feng Tian d9077743b6 MdeModulePkg/Ehci: don't clear port status bits during init 
Port status bits are clear in original code, so no enumeration
takes place.
Changing this to prevent the status bits from being cleared
allows enumeration to proceed normally.

Cc: Star Zeng <star.zeng@intel.com>
Cc: Mike Turner <Michael.Turner@microsoft.com>
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Mike Turner <Michael.Turner@microsoft.com>
Signed-off-by: Feng Tian <feng.tian@intel.com>
Reviewed-by: Star Zeng <star.zeng@intel.com>
 2016-12-02 08:58:23 +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
erictian 23b0b15526 MdeMoMdeMdeModulePkg/EhciPei: By default power on all root ports of EHCI host controller for recovery path 
Signed-off-by: Tian Feng <feng.tian@intel.com>
Reviewed-by: Sun Rui <rui.sun@intel.com>

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13460 6f19259b-4bc3-4df7-8a09-765794883524
 2012-06-18 06:25:34 +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