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Diffstat (limited to 'src/ec/lenovo/h8/h8.c')
-rw-r--r--src/ec/lenovo/h8/h8.c129
1 files changed, 129 insertions, 0 deletions
diff --git a/src/ec/lenovo/h8/h8.c b/src/ec/lenovo/h8/h8.c
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index 0000000000..bc0ddde844
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+++ b/src/ec/lenovo/h8/h8.c
@@ -0,0 +1,129 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2011 Sven Schnelle <svens@stackframe.org>
+ *
+ * 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>
+#include <console/console.h>
+#include <device/device.h>
+#include <ec/acpi/ec.h>
+#include <device/pnp.h>
+#include <stdlib.h>
+#include "h8.h"
+#include "chip.h"
+
+void h8_trackpoint_enable(int on)
+{
+ ec_write(H8_TRACKPOINT_CTRL,
+ on ? H8_TRACKPOINT_ON : H8_TRACKPOINT_OFF);
+
+}
+
+void h8_wlan_enable(int on)
+{
+ if (on)
+ ec_set_bit(0x3a, 5);
+ else
+ ec_clr_bit(0x3a, 5);
+}
+
+static void h8_log_ec_version(void)
+{
+ unsigned char ecfw[9], c;
+ u16 fwvh, fwvl;
+ int i;
+
+ for(i = 0; i < 8; i++) {
+ c = ec_read(0xf0 + i);
+ if (c < 0x20 || c > 0x7f)
+ break;
+ ecfw[i] = c;
+ }
+ ecfw[i] = '\0';
+
+ fwvh = ec_read(0xe9);
+ fwvl = ec_read(0xe8);
+
+ printk(BIOS_INFO, "EC Firmware ID %s, Version %d.%d%d%c\n", ecfw,
+ fwvh >> 4, fwvh & 0x0f, fwvl >> 4, 0x41 + (fwvl & 0xf));
+}
+
+void h8_set_audio_mute(int on)
+{
+ if (on)
+ ec_clr_bit(0x3a, 0);
+ else
+ ec_set_bit(0x3a, 1);
+}
+
+void h8_enable_event(int event)
+{
+ if (event < 0 || event > 127)
+ return;
+
+ ec_set_bit(0x10 + (event >> 3), event & 7);
+}
+
+void h8_disable_event(int event)
+{
+ if (event < 0 || event > 127)
+ return;
+
+ ec_clr_bit(0x10 + (event >> 3), event & 7);
+
+}
+
+static void h8_enable(device_t dev)
+{
+ struct ec_lenovo_h8_config *conf = dev->chip_info;
+ h8_log_ec_version();
+
+ ec_write(H8_CONFIG0, conf->config0);
+ ec_write(H8_CONFIG1, conf->config1);
+ ec_write(H8_CONFIG2, conf->config2);
+ ec_write(H8_CONFIG3, conf->config3);
+
+ ec_write(H8_SOUND_ENABLE0, conf->beepmask0);
+ ec_write(H8_SOUND_ENABLE1, conf->beepmask1);
+ ec_write(H8_SOUND_REPEAT, 0x00);
+
+ ec_write(0x10, conf->event0_enable);
+ ec_write(0x11, conf->event1_enable);
+ ec_write(0x12, conf->event2_enable);
+ ec_write(0x13, conf->event3_enable);
+ ec_write(0x14, conf->event4_enable);
+ ec_write(0x15, conf->event5_enable);
+ ec_write(0x16, conf->event6_enable);
+ ec_write(0x17, conf->event7_enable);
+ ec_write(0x18, conf->event8_enable);
+ ec_write(0x19, conf->event9_enable);
+ ec_write(0x1a, conf->eventa_enable);
+ ec_write(0x1b, conf->eventb_enable);
+ ec_write(0x1c, conf->eventc_enable);
+ ec_write(0x1d, conf->eventd_enable);
+ ec_write(0x1e, conf->evente_enable);
+ ec_write(0x1f, conf->eventf_enable);
+
+ h8_wlan_enable(conf->wlan_enable);
+ h8_trackpoint_enable(conf->trackpoint_enable);
+
+}
+
+struct chip_operations ec_lenovo_h8_ops = {
+ CHIP_NAME("Lenovo H8 EC")
+ .enable_dev = h8_enable
+};