On 05/21/2015 01:46 PM, Kevin O'Connor wrote:
On Fri, May 08, 2015 at 01:45:47PM -0400, Stefan Berger wrote:
This patch implements the specification found here:
http://www.trustedcomputinggroup.org/resources/tcg_physical_presence_interface_specification
It adds the necessary BIOS code so that for example an administrator can send
messages from the OS to the BIOS for the BIOS to change the state of the TPM
upon reboot. With the help of this interface, an administrator does not have
to manually interact with the BIOS.
[...]
--- a/src/post.c
+++ b/src/post.c
@@ -219,6 +219,7 @@ maininit(void)
// Setup platform devices.
platform_hardware_setup();
+ tpm_ppi_init();
// Start hardware initialization (if threads allowed during optionroms)
if (threads_during_optionroms())
@@ -240,6 +241,8 @@ maininit(void)
// Run option roms
optionrom_setup();
+ // Process user-requested TPM state change
+ tpm_ppi_process();
I think both of these calls should be folded into tpm_start().
Agreed. Done.
Stefan
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