From 33769a5caadca0ff82267ab5021bc85315e1d7f5 Mon Sep 17 00:00:00 2001
From: Vladimir Serbinenko <phcoder@gmail.com>
Date: Sat, 30 Aug 2014 22:39:20 +0200
Subject: gm45: Convert to per-device ACPI

Change-Id: Ib04b03b2dc2ad3bfa886b43df9dd6518bbb46e3f
Signed-off-by: Vladimir Serbinenko <phcoder@gmail.com>
Reviewed-on: http://review.coreboot.org/6803
Tested-by: build bot (Jenkins)
Reviewed-by: Aaron Durbin <adurbin@google.com>
---
 src/northbridge/intel/gm45/acpi.c | 29 +++++++++++++++++++++++++++++
 1 file changed, 29 insertions(+)

(limited to 'src/northbridge/intel/gm45/acpi.c')

diff --git a/src/northbridge/intel/gm45/acpi.c b/src/northbridge/intel/gm45/acpi.c
index da9bfa8f90..445995a91b 100644
--- a/src/northbridge/intel/gm45/acpi.c
+++ b/src/northbridge/intel/gm45/acpi.c
@@ -27,6 +27,9 @@
 #include <device/device.h>
 #include <device/pci.h>
 #include <device/pci_ids.h>
+#include <cbmem.h>
+#include <arch/acpigen.h>
+#include <cpu/cpu.h>
 #include "gm45.h"
 
 unsigned long acpi_fill_mcfg(unsigned long current)
@@ -105,3 +108,29 @@ unsigned long acpi_fill_dmar(unsigned long current)
 	/* TODO: reserve GTT for 0.2.0 and 0.2.1? */
 	return current;
 }
+
+#define ALIGN_CURRENT current = (ALIGN(current, 16))
+unsigned long northbridge_write_acpi_tables(unsigned long start, struct acpi_rsdp *rsdp)
+{
+	unsigned long current;
+#if CONFIG_IOMMU
+	acpi_dmar_t *dmar;
+#endif
+
+	current = start;
+
+#if CONFIG_IOMMU
+	printk(BIOS_DEBUG, "ACPI:     * DMAR\n");
+	dmar = (acpi_dmar_t *) current;
+	acpi_create_dmar(dmar);
+	current += dmar->header.length;
+	ALIGN_CURRENT;
+	acpi_add_table(rsdp, dmar);
+#endif
+
+	ALIGN_CURRENT;
+
+	printk(BIOS_DEBUG, "current = %lx\n", current);
+
+	return current;
+}
-- 
cgit v1.2.3