Re: [edk2] TPM device resource in ASL

2015-05-29 Thread Anbazhagan, Baraneedharan
or other use of the contents of this message by anyone other than the intended recipient is strictly prohibited. From: Anbazhagan, Baraneedharan Sent: Thursday, May 21, 2015 5:31 AM To: Zhang, Chao B; edk2-devel@lists.sourceforge.net Subject: Re: [edk2] TPM device resource in ASL In my testing

Re: [edk2] TPM device resource in ASL

2015-05-21 Thread Anbazhagan, Baraneedharan
In my testing, Win7 Bitlocker fails to initialize if TPM memory region is reported as ReadOnly. From: Zhang, Chao B [mailto:chao.b.zh...@intel.com] Sent: Thursday, May 21, 2015 12:12 AM To: Anbazhagan, Baraneedharan; edk2-devel@lists.sourceforge.net Subject: RE: TPM device resource in ASL Barane

Re: [edk2] TPM device resource in ASL

2015-05-20 Thread Zhang, Chao B
Baranee: The sample in TCG PC Client Platform Firmware spec describes this memory range ReadWrite Device (TPM) { Name (_HID, EISAID("MSFT0101")) Name (_CRS, ResourceTemplate() { Memory32Fixed (ReadWrite, 0xFED4, 0x5000,) IRQ(Level, ActiveLow,

[edk2] TPM device resource in ASL

2015-05-20 Thread Anbazhagan, Baraneedharan
SecurityPkg Maintainers, Is there a specific reason to report TPM region 0xfed4 as ReadOnly instead of ReadWrite in ASL code? Thanks. SecurityPkg/Tcg/TcgSmm/Tpm.asl SecurityPkg/Tcg/TrEESmm/Tpm.asl -Baranee CONFIDENTIALITY NOTICE: The information contained in this e-mail and any accompanyin