This release is to fix some bugs from 1.8.0, add lcptools for TPM2. The lcptools can only generate tpm2 related policy and can't write it into tpm2 module due to the absent of TSS lib.
Source package tboot-1.8.1.tar.gz can be downloaded from sourceforge.net.
Major changes since 1.8.0 (20140130):
Fix build error "may be used uninitialized"
Reset eventlog when S3
Update tboot version to 1.8.1 in grub title
Fix grub cfg file generation scripts for SLES12
Fix seal failure issue
Restore local apic base for AP
Fix typo in hash_alg_to_string()
Change to create primary object only once
Add prepare_tpm call in S3 path to ensure locality 0 was released before senter
Fix possible dead loop in print_bios_data when bios_data version==4
Fix possible null pointer dereference in loader.c
Fix possible null pointer dereference in tpm_12.c and tpm_20.c
Avoid buffer overrun when append tpm12 eventlog
Fix possible NULL pointer dereference
Fix one event log issue caused by wrong append and print operation
Fix error "unsupported hash alg" for agile extend policy
Fix warning "ACM info_table version mismatch"
Update the tpm family detection with a general way
Fix a lcp tools issue caused by redefining TB_HALG_SHA1 from 0 to 4
Assign g_tpm a value for no tpm case to avoid NULL checks
Fix crash when TPM is missing
Fix infinite loop in determine_multiboot_type()
Fix typo in tpm20_init() and remove unused variable
Allow the to-be-measured nv to be protected by AUTHWRITE
Check cpu vendor id to avoid unexpected behavior in non-intel cpu
Change to detect TPM family only once
Fix some typos caused by copy-paste
Please help testing it, and enjoy it.