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authorzbao <fishbaozi@gmail.com>2012-07-19 16:39:01 +0800
committerPatrick Georgi <patrick@georgi-clan.de>2012-07-22 13:10:02 +0200
commit323a9236954cd847ad36c9b48b97fe9f74c49ea4 (patch)
treed71daf8a1a09ba82e075e5834598c3b9bbe18bbc /src/mainboard/amd/parmer/pmio.c
parent6db7f348ea35e25b880edb73e4c322a361c1a8c9 (diff)
downloadcoreboot-323a9236954cd847ad36c9b48b97fe9f74c49ea4.tar.xz
Mainboard Parmer based on Trinity
Parmer has. 1. Trinity, Socket FS1R2. 2. Hudson A75. Ubuntu has been validated on Parmer. S3 is supported. Change-Id: I1a6932d0ca9f7abe78dc24d3bc238a4b5a48281b Signed-off-by: Zheng Bao <zheng.bao@amd.com> Signed-off-by: zbao <fishbaozi@gmail.com> Reviewed-on: http://review.coreboot.org/1158 Tested-by: build bot (Jenkins) Reviewed-by: Ronald G. Minnich <rminnich@gmail.com>
Diffstat (limited to 'src/mainboard/amd/parmer/pmio.c')
-rw-r--r--src/mainboard/amd/parmer/pmio.c53
1 files changed, 53 insertions, 0 deletions
diff --git a/src/mainboard/amd/parmer/pmio.c b/src/mainboard/amd/parmer/pmio.c
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+++ b/src/mainboard/amd/parmer/pmio.c
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+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2012 Advanced Micro Devices, 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
+ */
+
+#include <arch/io.h> /*inb, outb*/
+#include "pmio.h"
+
+static void pmio_write_index(u16 port_base, u8 reg, u8 value)
+{
+ outb(reg, port_base);
+ outb(value, port_base + 1);
+}
+
+static u8 pmio_read_index(u16 port_base, u8 reg)
+{
+ outb(reg, port_base);
+ return inb(port_base + 1);
+}
+
+void pm_iowrite(u8 reg, u8 value)
+{
+ pmio_write_index(PM_INDEX, reg, value);
+}
+
+u8 pm_ioread(u8 reg)
+{
+ return pmio_read_index(PM_INDEX, reg);
+}
+
+void pm2_iowrite(u8 reg, u8 value)
+{
+ pmio_write_index(PM2_INDEX, reg, value);
+}
+
+u8 pm2_ioread(u8 reg)
+{
+ return pmio_read_index(PM2_INDEX, reg);
+}