mainboard/biostar: Add support for Biostar AM1ML ver7.x

Adds AM1ML board. This board has AM1 Socket and supports all
new AM1 APUs from AMD. Based on asrock/imb-a180 board.
Successfully tested with SeaBIOS and Linux 3.8.x and Windows XP.
Successfully tested audio, video, network, PS/2 keyboard and mouse,
PCIe x16, COM port, SATA and USB.
LPT port is not tested yet and it’s unknown if it’s work.

Change-Id: I9ebb9acc590d38e47579adc263f45ae3f607684e
Signed-off-by: Sergej Ivanov <getinaks@gmail.com>
Reviewed-on: http://review.coreboot.org/9293
Tested-by: build bot (Jenkins)
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Reviewed-by: Dave Frodin <dave.frodin@se-eng.com>

1 files changed, 97 insertions, 0 deletions

diff --git a/src/mainboard/biostar/am1ml/acpi/sleep.asl b/src/mainboard/biostar/am1ml/acpi/sleep.asl
new file mode 100644
index 0000000000..2fc2efe7b0
--- /dev/null
+++ b/src/mainboard/biostar/am1ml/acpi/sleep.asl
@@ -0,0 +1,97 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2013 Sage Electronic Engineering, LLC
+ *
+ * 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
+ */
+
+/* Wake status package */
+Name(WKST,Package(){Zero, Zero})
+
+/*
+* \_PTS - Prepare to Sleep method
+*
+*	Entry:
+*		Arg0=The value of the sleeping state S1=1, S2=2, etc
+*
+* Exit:
+*		-none-
+*
+* The _PTS control method is executed at the beginning of the sleep process
+* for S1-S5. The sleeping value is passed to the _PTS control method.	This
+* control method may be executed a relatively long time before entering the
+* sleep state and the OS may abort	the operation without notification to
+* the ACPI driver.  This method cannot modify the configuration or power
+* state of any device in the system.
+*/
+
+External(\_SB.APTS, MethodObj)
+External(\_SB.AWAK, MethodObj)
+
+Method(_PTS, 1) {
+	/* DBGO("\\_PTS\n") */
+	/* DBGO("From S0 to S") */
+	/* DBGO(Arg0) */
+	/* DBGO("\n") */
+
+	/* Clear wake status structure. */
+	Store(0, Index(WKST,0))
+	Store(0, Index(WKST,1))
+	Store(7, UPWS)
+	\_SB.APTS(Arg0)
+} /* End Method(\_PTS) */
+
+/*
+*	\_BFS OEM Back From Sleep method
+*
+*	Entry:
+*		Arg0=The value of the sleeping state S1=1, S2=2
+*
+*	Exit:
+*		-none-
+*/
+Method(\_BFS, 1) {
+	/* DBGO("\\_BFS\n") */
+	/* DBGO("From S") */
+	/* DBGO(Arg0) */
+	/* DBGO(" to S0\n") */
+}
+
+/*
+*  \_WAK System Wake method
+*
+*	Entry:
+*		Arg0=The value of the sleeping state S1=1, S2=2
+*
+*	Exit:
+*		Return package of 2 DWords
+*		Dword 1 - Status
+*			0x00000000	wake succeeded
+*			0x00000001	Wake was signaled but failed due to lack of power
+*			0x00000002	Wake was signaled but failed due to thermal condition
+*		Dword 2 - Power Supply state
+*			if non-zero the effective S-state the power supply entered
+*/
+Method(\_WAK, 1) {
+	/* DBGO("\\_WAK\n") */
+	/* DBGO("From S") */
+	/* DBGO(Arg0) */
+	/* DBGO(" to S0\n") */
+	Store(1,USBS)
+
+	\_SB.AWAK(Arg0)
+
+	Return(WKST)
+} /* End Method(\_WAK) */