Commit Graph

8 Commits

Author SHA1 Message Date
Yonghua Huang
e6e9f4da68 dm: fix mutex lock issue in tpm_rbc.c
In function crb_reg_write() in tpm_rbc.c
 'tpm_vdev->request_mutex' will potentially kept
 in locked state after crb_reg_write() returns.

Tracked-On: #4108
Signed-off-by: Yonghua Huang <yonghua.huang@intel.com>
Reviewed-by: Yadong Qi <yadong.qi@intel.com>
Acked-by: Yu Wang <yu1.wang@intel.com>
2019-11-18 10:39:23 +08:00
Shuo A Liu
b313993b64 dm: use strncpy to replace strcpy
Tracked-On: #2133
Signed-off-by: Shuo A Liu <shuo.a.liu@intel.com>
Reviewed-by: Yonghua Huang <yonghua.huang@intel.com>
2018-12-26 14:10:32 +08:00
Shuo A Liu
0bb20c3812 dm: use strnlen to replace strlen
Tracked-On: #2133
Signed-off-by: Shuo A Liu <shuo.a.liu@intel.com>
Reviewed-by: Yonghua Huang <yonghua.huang@intel.com>
2018-12-26 14:10:32 +08:00
Yin Fengwei
73ab727434 dm: set correct thread name
When issue happen, we could identify which thread is impacted.
This could help stability issue debugging.

Tracked-On: #2037
Signed-off-by: Yin Fengwei <fengwei.yin@intel.com>
Acked-by: Yu Wang <yu1.wang@intel.com>
2018-12-14 19:50:50 +08:00
yingbinx
6b998580d6 Fix KW issues for tpm_emulator
There are several KW issues which uninitialized variables
are used. This patch will fix those KW issues.

Signed-off-by: weideng <wei.a.deng@intel.com>
Signed-off-by: yingbinx <yingbinx.zeng@intel.com>
2018-12-14 09:05:28 +08:00
Qi Yadong
aae70db6b9 DM: Add support for virtual TPM enabling
Support TPM enable option when launch UOS.

New option: "--vtpm sock_path=$PATH_OF_SWTPM_SOCKET".
If valid option parsed, then init virtual tpm device.

Tracked-On: #1924
Signed-off-by: Qi Yadong <yadong.qi@intel.com>
Reviewed-by: Zhu Bing <bing.zhu@intel.com>
Reviewed-by: Jason Chen CJ <jason.cj.chen@intel.com>
Acked-by: Yin Fengwei <fengwei.yin@intel.com>
2018-11-29 09:19:16 +08:00
Qi Yadong
7df90a2527 DM: Support TPM2 CRB device virtualization
Full virtualized TPM CRB device.

The TPM CRB module will handle TPM2 MMIO access. It will forward
the command/data to TPM emulator for command processing if there
is a valid TPM command.

Tracked-On: #1924
Signed-off-by: Qi Yadong <yadong.qi@intel.com>
Reviewed-by: Zhu Bing <bing.zhu@intel.com>
Reviewed-by: Jason Chen CJ <jason.cj.chen@intel.com>
Acked-by: Yin Fengwei <fengwei.yin@intel.com>
2018-11-29 09:19:16 +08:00
Qi Yadong
4b83e37c7a DM: tpm emulator to communicate with swtpm
This patch will create control channel and command channel
so as to communicate with swtpm. Based on the 2 channels,
a set of APIs will be implemented and exposed.

Tracked-On: #1924
Signed-off-by: Deng Wei <wei.a.deng@intel.com>
Signed-off-by: Qi Yadong <yadong.qi@intel.com>
Signed-off-by: yingbinx <yingbinx.zeng@intel.com>
Reviewed-by: Zhu Bing <bing.zhu@intel.com>
Reviewed-by: Jason Chen CJ <jason.cj.chen@intel.com>
Acked-by: Yin Fengwei <fengwei.yin@intel.com>
2018-11-29 09:19:16 +08:00