Elvin Li
4c7e997ef1
Add NULL pointer check in I2chost.
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Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Elvin Li <elvin.li@intel.com>
Reviewed-by: Eric Dong <eric.dong@intel.com>
git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@15408 6f19259b-4bc3-4df7-8a09-765794883524
2014-03-28 02:34:31 +00:00
Elvin Li
2fa77862fd
If the driver does not start before, we do not disconnect driver and we must still uninstall other protocols on image handle. The original implementation of error return is not correct.
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Signed-off-by: Elvin Li <elvin.li@intel.com>
Reviewed-by: Feng Tian <feng.tian@intel.com>
git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@15069 6f19259b-4bc3-4df7-8a09-765794883524
2014-01-09 08:47:03 +00:00
Elvin Li
6f497f8f71
Check if component name protocol exist, uninstall it when it really exists.
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Signed-off-by: Elvin Li <elvin.li@intel.com>
Reviewed-by: Feng Tian <feng.tian@intel.com>
git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@15058 6f19259b-4bc3-4df7-8a09-765794883524
2014-01-08 03:47:43 +00:00
Elvin Li
62eeb52af7
Per PI 1.3 spec, when Reserved bit set in the SlaveAddress parameter, EFI_NOT_FOUND should be returned in EFI_I2C_HOST_PROTOCOL.QueueRequest().
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Signed-off-by: Elvin Li <elvin.li@intel.com>
Reviewed-by: Leahy Leroy P <leroy.p.leahy@intel.com>
Reviewed-by: Lin Jie <jie.lin@intel.com>
git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@14952 6f19259b-4bc3-4df7-8a09-765794883524
2013-12-10 01:42:56 +00:00
Elvin Li
43e543bcaa
Add I2C bus DXE driver and I2C host DXE driver following PI 1.3 spec.
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Signed-off-by: Elvin Li <elvin.li@intel.com>
Reviewed-by: Leahy Leroy P <leroy.p.leahy@intel.com>
git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@14549 6f19259b-4bc3-4df7-8a09-765794883524
2013-08-14 01:16:06 +00:00
