diff options
| author | Vladimir Serbinenko <phcoder@gmail.com> | 2015-05-18 10:46:57 +0200 |
|---|---|---|
| committer | Vladimir Serbinenko <phcoder@gmail.com> | 2015-05-27 22:25:45 +0200 |
| commit | ce58a4e0021eb1b1bb6ab26bdb3bbbff26a5ad83 (patch) | |
| tree | 7d5f1e04a941ab2bd22d93d4ec1a84c911ba7137 /src/drivers/pc80/tpm/acpi | |
| parent | a93c0143ac79f937f774b99e4afedee6a20eb5d3 (diff) | |
Deactivate TPM
Just not exporting TPM isn't good enough as it can still be accessed.
You need to send it a deactivate command.
Change-Id: I3eb84660949c2d1e2b492d541e01d4ba78037630
Signed-off-by: Vladimir Serbinenko <phcoder@gmail.com>
Reviewed-on: http://review.coreboot.org/10270
Tested-by: build bot (Jenkins)
Reviewed-by: Patrick Georgi <pgeorgi@google.com>
Diffstat (limited to 'src/drivers/pc80/tpm/acpi')
| -rw-r--r-- | src/drivers/pc80/tpm/acpi/tpm.asl | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/src/drivers/pc80/tpm/acpi/tpm.asl b/src/drivers/pc80/tpm/acpi/tpm.asl index 30b14ce897..0562f2a935 100644 --- a/src/drivers/pc80/tpm/acpi/tpm.asl +++ b/src/drivers/pc80/tpm/acpi/tpm.asl @@ -27,11 +27,11 @@ Device (TPM) Method (_STA, 0) { - If (CONFIG_LPC_TPM) { - Return (0xf) - } Else { - Return (0x0) - } +#if CONFIG_LPC_TPM && !CONFIG_TPM_DEACTIVATE + Return (0xf) +#else + Return (0x0) +#endif } Name (IBUF, ResourceTemplate () |