TBOOT: ******************* TBOOT *******************
TBOOT:    unavailable
TBOOT: *********************************************
TBOOT: command line: logging=serial,vga,memory
TBOOT: BSP is cpu 0
TBOOT: original e820 map:
TBOOT: 0000000000000000 - 000000000009f800  (1)
TBOOT: 000000000009f800 - 00000000000a0000  (2)
TBOOT: 00000000000f0000 - 0000000000100000  (2)
TBOOT: 0000000000100000 - 00000000df7a0000  (1)
TBOOT: 00000000df7a0000 - 00000000df7d2000  (4)
TBOOT: 00000000df7d2000 - 00000000df7e0000  (2)
TBOOT: 00000000df7e0000 - 00000000df800000  (2)
TBOOT: 00000000f4000000 - 00000000f8000000  (2)
TBOOT: 00000000fec00000 - 0000000100000000  (2)
TBOOT: 0000000100000000 - 0000000120000000  (1)
TBOOT: TPM is ready
TBOOT: TPM nv_locked: FALSE
TBOOT: TPM timeout values: A: 0, B: 0, C: 2, D: 0
TBOOT: reading Verified Launch Policy from TPM NV...
TBOOT: :512 bytes read
TBOOT: policy:
TBOOT: version: 2
TBOOT: policy_type: TB_POLTYPE_CONT_NON_FATAL
TBOOT: hash_alg: TB_HALG_SHA1
TBOOT: policy_control: 00000001 (EXTEND_PCR17)
TBOOT: num_entries: 4
TBOOT: policy entry[0]:
TBOOT: mod_num: 0
TBOOT: pcr: none
TBOOT: hash_type: TB_HTYPE_IMAGE
TBOOT: num_hashes: 3
TBOOT: hashes[0]: 63 39 a5 b6 9e 3b 1a b3 e8 4c f6 1f 7b fb 9d f4 ce 73 35 49 
TBOOT: hashes[1]: 63 39 a5 b6 9e 3b 1a b3 e8 4c f6 1f 7b fb 9d f4 ce 73 35 49 
TBOOT: hashes[2]: db 47 fa 5f 2d 10 75 9b 82 fd 45 f6 7f 2c 85 8e f4 b1 71 86 
TBOOT: policy entry[1]:
TBOOT: mod_num: 1
TBOOT: pcr: 19
TBOOT: hash_type: TB_HTYPE_IMAGE
TBOOT: num_hashes: 3
TBOOT: hashes[0]: 99 c8 25 17 7e de 00 14 61 04 f4 d7 48 fa a7 74 19 2d de 78 
TBOOT: hashes[1]: 8a 6e 89 56 e1 60 8f a1 27 20 dc f1 6a 0c c8 05 55 dd 85 0d 
TBOOT: hashes[2]: e7 d5 eb 17 7f cc 06 30 38 93 e3 95 2e 5a 63 e8 a3 f0 11 1e 
TBOOT: policy entry[2]:
TBOOT: mod_num: 2
TBOOT: pcr: 19
TBOOT: hash_type: TB_HTYPE_IMAGE
TBOOT: num_hashes: 2
TBOOT: hashes[0]: 94 89 7e 63 5b c6 9b 44 83 84 0a ec c8 c0 11 13 89 e9 bf 49 
TBOOT: hashes[1]: 94 89 7e 63 5b c6 9b 44 83 84 0a ec c8 c0 11 13 89 e9 bf 49 
TBOOT: policy entry[3]:
TBOOT: mod_num: 3
TBOOT: pcr: 20
TBOOT: hash_type: TB_HTYPE_IMAGE
TBOOT: num_hashes: 1
TBOOT: hashes[0]: 92 b8 4f 5b 0f 57 1a fd 7f 3a b3 67 af 43 06 60 a6 f4 f9 09 
TBOOT: IA32_FEATURE_CONTROL_MSR: 00000005
TBOOT: CPU is SMX-capable
TBOOT: ERR: SENTER disabled by feature control MSR (5)
TBOOT: CPU is VMX-capable
TBOOT: ERR: VMXON disabled by feature control MSR (5)
TBOOT: SMX is enabled
TBOOT: TXT chipset and all needed capabilities present
TBOOT: TXT.ERRORCODE=0
TBOOT: LT.ESTS=0
TBOOT: IA32_FEATURE_CONTROL_MSR: 00000005
TBOOT: CPU is SMX-capable
TBOOT: ERR: SENTER disabled by feature control MSR (5)
TBOOT: CPU is VMX-capable
TBOOT: ERR: VMXON disabled by feature control MSR (5)
TBOOT: SMX is enabled
TBOOT: TXT chipset and all needed capabilities present
TBOOT: unsupported BIOS data version (4026589891)
TBOOT: BIOS data specifies too many CPUs (4026597029)
TBOOT: generic fatal error.
TBOOT: TPM: tpm_validate_locality timeout
TBOOT: shutdown_system() called for shutdown_type: TB_SHUTDOWN_HALT
TBOOT: ******************* TBOOT *******************
TBOOT:    unavailable
TBOOT: *********************************************
TBOOT: command line: logging=serial,vga,memory
TBOOT: BSP is cpu 0
TBOOT: original e820 map:
TBOOT: 0000000000000000 - 000000000009f800  (1)
TBOOT: 000000000009f800 - 00000000000a0000  (2)
TBOOT: 00000000000f0000 - 0000000000100000  (2)
TBOOT: 0000000000100000 - 00000000df7a0000  (1)
TBOOT: 00000000df7a0000 - 00000000df7d2000  (4)
TBOOT: 00000000df7d2000 - 00000000df7e0000  (2)
TBOOT: 00000000df7e0000 - 00000000df800000  (2)
TBOOT: 00000000f4000000 - 00000000f8000000  (2)
TBOOT: 00000000fec00000 - 0000000100000000  (2)
TBOOT: 0000000100000000 - 0000000120000000  (1)
TBOOT: TPM is ready
TBOOT: TPM nv_locked: FALSE
TBOOT: TPM timeout values: A: 0, B: 0, C: 2, D: 0
TBOOT: reading Verified Launch Policy from TPM NV...
TBOOT: :512 bytes read
TBOOT: policy:
TBOOT: version: 2
TBOOT: policy_type: TB_POLTYPE_CONT_NON_FATAL
TBOOT: hash_alg: TB_HALG_SHA1
TBOOT: policy_control: 00000001 (EXTEND_PCR17)
TBOOT: num_entries: 4
TBOOT: policy entry[0]:
TBOOT: mod_num: 0
TBOOT: pcr: none
TBOOT: hash_type: TB_HTYPE_IMAGE
TBOOT: num_hashes: 3
TBOOT: hashes[0]: 63 39 a5 b6 9e 3b 1a b3 e8 4c f6 1f 7b fb 9d f4 ce 73 35 49 
TBOOT: hashes[1]: 63 39 a5 b6 9e 3b 1a b3 e8 4c f6 1f 7b fb 9d f4 ce 73 35 49 
TBOOT: hashes[2]: db 47 fa 5f 2d 10 75 9b 82 fd 45 f6 7f 2c 85 8e f4 b1 71 86 
TBOOT: policy entry[1]:
TBOOT: mod_num: 1
TBOOT: pcr: 19
TBOOT: hash_type: TB_HTYPE_IMAGE
TBOOT: num_hashes: 3
TBOOT: hashes[0]: 99 c8 25 17 7e de 00 14 61 04 f4 d7 48 fa a7 74 19 2d de 78 
TBOOT: hashes[1]: 8a 6e 89 56 e1 60 8f a1 27 20 dc f1 6a 0c c8 05 55 dd 85 0d 
TBOOT: hashes[2]: e7 d5 eb 17 7f cc 06 30 38 93 e3 95 2e 5a 63 e8 a3 f0 11 1e 
TBOOT: policy entry[2]:
TBOOT: mod_num: 2
TBOOT: pcr: 19
TBOOT: hash_type: TB_HTYPE_IMAGE
TBOOT: num_hashes: 2
TBOOT: hashes[0]: 94 89 7e 63 5b c6 9b 44 83 84 0a ec c8 c0 11 13 89 e9 bf 49 
TBOOT: hashes[1]: 94 89 7e 63 5b c6 9b 44 83 84 0a ec c8 c0 11 13 89 e9 bf 49 
TBOOT: policy entry[3]:
TBOOT: mod_num: 3
TBOOT: pcr: 20
TBOOT: hash_type: TB_HTYPE_IMAGE
TBOOT: num_hashes: 1
TBOOT: hashes[0]: 92 b8 4f 5b 0f 57 1a fd 7f 3a b3 67 af 43 06 60 a6 f4 f9 09 
TBOOT: IA32_FEATURE_CONTROL_MSR: 00000005
TBOOT: CPU is SMX-capable
TBOOT: ERR: SENTER disabled by feature control MSR (5)
TBOOT: SMX not supported.
TBOOT: no LCP module found
TBOOT: kernel is ELF format
TBOOT: transfering control to kernel @0x100000...

CPU : i7 860 (2.8)
M/B : gigabyte P55A-UD5
Tboot : 20101015 version
XEN : 4.0.1

grub.cfg (grub2)
menuentry 'Xen 4.0.1 / Debian Linux 2.6.32.23 / Intel(R) Trusted Execution Technology'
{
   insmod part_msdos
   insmod ext2
   set root='(hd0,msdos1)'
   search --no-floppy --fs-uuid --set 02d55450-a706-4474-8aec-f4632c1f0792
   echo    'tBoot with Xen 4.0.1 / Linux 2.6.32.23 ...'
   multiboot /boot/tboot.gz placeholder logging=serial,vga,memory
   module /boot/xen-4.0.1.gz console=com1,vga com1=115200,8n1
   module  /boot/vmlinuz-2.6.32.23 placeholder root=UUID=02d55450-a706-4474-8aec-f4632c1f0792 ro  quieti 
   echo  'Loading initial ramdisk ...'
   module  /boot/initrd.img-2.6.32.23
   echo 'SINIT ...'
   module /boot/i7_QUAD_SINIT_20.BIN
 }


--------------------------------------------------------------------------------------------------------------------------------
problem is that I can set up feature_control_msr to ff0f.
so, tboot can't execute 'SENTER' instruction.
I think it may be M/B or BIOS problem.
why feature_control_msr value is 5 ? 
I can't find reason of that..

thx to read

from jhSong