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-rw-r--r--src/superio/winbond/w83627hf/superio.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/src/superio/winbond/w83627hf/superio.c b/src/superio/winbond/w83627hf/superio.c
index 8bcc815bab..1d9b31c928 100644
--- a/src/superio/winbond/w83627hf/superio.c
+++ b/src/superio/winbond/w83627hf/superio.c
@@ -4,6 +4,7 @@
* Copyright (C) 2000 AG Electronics Ltd.
* Copyright (C) 2003-2004 Linux Networx
* Copyright (C) 2004 Tyan By LYH change from PC87360
+ * Copyright (C) 2010 Win Enterprises (anishp@win-ent.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
@@ -56,6 +57,16 @@ static uint8_t pnp_read_index(unsigned long port_base, uint8_t reg)
return inb(port_base + 1);
}
+static void w83627hf_16_bit_addr_qual(device_t dev)
+{
+ int port = dev->path.pnp.port >> 8;
+ pnp_enter_ext_func_mode(dev);
+ outb(0x24, port);
+ /* enable 16 bit address qualification */
+ outb(inb(port + 1) | 0x80, port + 1);
+ pnp_exit_ext_func_mode(dev);
+}
+
static void enable_hwm_smbus(device_t dev)
{
/* set the pin 91,92 as I2C bus */