summaryrefslogtreecommitdiff
path: root/src/southbridge/intel/common
diff options
context:
space:
mode:
Diffstat (limited to 'src/southbridge/intel/common')
-rw-r--r--src/southbridge/intel/common/Kconfig3
-rw-r--r--src/southbridge/intel/common/Makefile.inc2
-rw-r--r--src/southbridge/intel/common/madt.c36
3 files changed, 41 insertions, 0 deletions
diff --git a/src/southbridge/intel/common/Kconfig b/src/southbridge/intel/common/Kconfig
index 47a714b323..957faa5184 100644
--- a/src/southbridge/intel/common/Kconfig
+++ b/src/southbridge/intel/common/Kconfig
@@ -30,6 +30,9 @@ config HAVE_INTEL_CHIPSET_LOCKDOWN
config SOUTHBRIDGE_INTEL_COMMON_SMM
def_bool n
+config SOUTHBRIDGE_INTEL_COMMON_ACPI_MADT
+ bool
+
config INTEL_DESCRIPTOR_MODE_CAPABLE
def_bool n
help
diff --git a/src/southbridge/intel/common/Makefile.inc b/src/southbridge/intel/common/Makefile.inc
index 249d2496ef..4df559e38d 100644
--- a/src/southbridge/intel/common/Makefile.inc
+++ b/src/southbridge/intel/common/Makefile.inc
@@ -52,4 +52,6 @@ ramstage-$(CONFIG_SOUTHBRIDGE_INTEL_COMMON_RCBA_PIRQ) += rcba_pirq.c
ramstage-$(CONFIG_SOUTHBRIDGE_INTEL_COMMON_SMM) += pmutil.c smi.c
smm-$(CONFIG_SOUTHBRIDGE_INTEL_COMMON_SMM) += pmutil.c smihandler.c
+ramstage-$(CONFIG_SOUTHBRIDGE_INTEL_COMMON_ACPI_MADT) += madt.c
+
endif
diff --git a/src/southbridge/intel/common/madt.c b/src/southbridge/intel/common/madt.c
new file mode 100644
index 0000000000..238e3c80cb
--- /dev/null
+++ b/src/southbridge/intel/common/madt.c
@@ -0,0 +1,36 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2007-2009 coresystems GmbH
+ *
+ * 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.
+ */
+
+#include <arch/acpi.h>
+#include <arch/ioapic.h>
+#include <arch/smp/mpspec.h>
+
+unsigned long acpi_fill_madt(unsigned long current)
+{
+ /* Local APICs */
+ current = acpi_create_madt_lapics(current);
+
+ /* IOAPIC */
+ current += acpi_create_madt_ioapic((acpi_madt_ioapic_t *) current,
+ 2, IO_APIC_ADDR, 0);
+
+ /* INT_SRC_OVR */
+ current += acpi_create_madt_irqoverride((acpi_madt_irqoverride_t *)
+ current, 0, 0, 2, 0);
+ current += acpi_create_madt_irqoverride((acpi_madt_irqoverride_t *)
+ current, 0, 9, 9, MP_IRQ_TRIGGER_LEVEL | MP_IRQ_POLARITY_HIGH);
+
+ return current;
+}