summaryrefslogtreecommitdiff
path: root/hw/i386/ssdt-tpm.dsl
diff options
context:
space:
mode:
Diffstat (limited to 'hw/i386/ssdt-tpm.dsl')
-rw-r--r--hw/i386/ssdt-tpm.dsl43
1 files changed, 43 insertions, 0 deletions
diff --git a/hw/i386/ssdt-tpm.dsl b/hw/i386/ssdt-tpm.dsl
new file mode 100644
index 0000000000..75d96910bf
--- /dev/null
+++ b/hw/i386/ssdt-tpm.dsl
@@ -0,0 +1,43 @@
+/*
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, see <http://www.gnu.org/licenses/>.
+ */
+#include "hw/acpi/tpm.h"
+
+ACPI_EXTRACT_ALL_CODE ssdt_tpm_aml
+
+DefinitionBlock (
+ "ssdt-tpm.aml", // Output Filename
+ "SSDT", // Signature
+ 0x01, // SSDT Compliance Revision
+ "BXPC", // OEMID
+ "BXSSDT", // TABLE ID
+ 0x1 // OEM Revision
+ )
+{
+ Scope(\_SB) {
+ /* TPM with emulated TPM TIS interface */
+ Device (TPM) {
+ Name (_HID, EisaID ("PNP0C31"))
+ Name (_CRS, ResourceTemplate ()
+ {
+ Memory32Fixed (ReadWrite, TPM_TIS_ADDR_BASE, TPM_TIS_ADDR_SIZE)
+ // older Linux tpm_tis drivers do not work with IRQ
+ //IRQNoFlags () {TPM_TIS_IRQ}
+ })
+ Method (_STA, 0, NotSerialized) {
+ Return (0x0F)
+ }
+ }
+ }
+}