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authorDamien Zammit <damien@zamaudio.com>2015-08-19 15:16:59 +1000
committerMartin Roth <martinroth@google.com>2015-12-29 18:03:33 +0100
commit43a1f780ff6809f758092136b0b38c6917c27340 (patch)
treeebb641caf31e477a61addedc46678ba6be4b4889 /src/northbridge/intel/x4x/acpi/peg.asl
parente7a336ac29b1ef5aaa1b0aa4926ed75829b491b1 (diff)
downloadcoreboot-43a1f780ff6809f758092136b0b38c6917c27340.tar.xz
northbridge/intel/x4x: Intel 4-series northbridge support
Boots to console on Gigabyte GA-G41M-ES2L Ram initialization *not* included in this patch VGA native init works on analog connector Change-Id: I5262f73fd03d5e5c12e9f11d027bdfbbf0ddde82 Signed-off-by: Damien Zammit <damien@zamaudio.com> Reviewed-on: https://review.coreboot.org/11305 Tested-by: build bot (Jenkins) Reviewed-by: Alexandru Gagniuc <mr.nuke.me@gmail.com>
Diffstat (limited to 'src/northbridge/intel/x4x/acpi/peg.asl')
-rw-r--r--src/northbridge/intel/x4x/acpi/peg.asl42
1 files changed, 42 insertions, 0 deletions
diff --git a/src/northbridge/intel/x4x/acpi/peg.asl b/src/northbridge/intel/x4x/acpi/peg.asl
new file mode 100644
index 0000000000..f2314c24d0
--- /dev/null
+++ b/src/northbridge/intel/x4x/acpi/peg.asl
@@ -0,0 +1,42 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2007-2009 coresystems GmbH
+ * Copyright (C) 2015 Damien Zammit <damien@zamaudio.com>
+ *
+ * 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.
+ */
+
+Device (PEGP)
+{
+ Name (_ADR, 0x00010000)
+
+ // PCI Interrupt Routing.
+ Method (_PRT)
+ {
+ If (PICM) {
+ Return (Package() {
+ Package() { 0x0001ffff, 0, 0, 16 },
+ Package() { 0x0001ffff, 1, 0, 17 },
+ Package() { 0x0001ffff, 2, 0, 18 },
+ Package() { 0x0001ffff, 3, 0, 19 },
+ })
+ } Else {
+ Return (Package() {
+ Package() { 0x0001ffff, 0, \_SB.PCI0.LPCB.LNKA, 0 },
+ Package() { 0x0001ffff, 1, \_SB.PCI0.LPCB.LNKB, 0 },
+ Package() { 0x0001ffff, 2, \_SB.PCI0.LPCB.LNKC, 0 },
+ Package() { 0x0001ffff, 3, \_SB.PCI0.LPCB.LNKD, 0 },
+ })
+ }
+
+ }
+}