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Diffstat (limited to 'src/soc/intel/fsp_baytrail/acpi/irqroute.asl')
-rw-r--r--src/soc/intel/fsp_baytrail/acpi/irqroute.asl43
1 files changed, 43 insertions, 0 deletions
diff --git a/src/soc/intel/fsp_baytrail/acpi/irqroute.asl b/src/soc/intel/fsp_baytrail/acpi/irqroute.asl
new file mode 100644
index 0000000000..940f853e5a
--- /dev/null
+++ b/src/soc/intel/fsp_baytrail/acpi/irqroute.asl
@@ -0,0 +1,43 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2007-2009 coresystems GmbH
+ * Copyright (C) 2013 Google Inc.
+ *
+ * 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; version 2 of the License.
+ *
+ * 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, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+// PCI Interrupt Routing
+Method(_PRT)
+{
+ /*
+ * PICM comes from _PIC, which returns the following:
+ * 0 – PIC mode
+ * 1 – APIC mode
+ * 2 – SAPIC mode
+ */
+ If (PICM) {
+ Return (Package() {
+ #undef PIC_MODE
+ #include "irq_helper.h"
+ PCI_DEV_PIRQ_ROUTES
+ })
+ } Else {
+ Return (Package() {
+ #define PIC_MODE
+ #include "irq_helper.h"
+ PCI_DEV_PIRQ_ROUTES
+ })
+ }
+}