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/*
* This file is part of the coreboot project.
*
* Copyright (C) 2015 Intel Corporation.
*
* 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 (TFN1)
{
Name (_HID, "INT3404")
Name (_UID, 0)
Name (_STR, Unicode("Fan Control"))
/* _FIF: Fan Information */
Name (_FIF, Package ()
{
0, // Revision
1, // Fine Grained Control
2, // Step Size
0 // No Low Speed Notification
})
/* Return Fan Performance States defined by mainboard */
Method (_FPS)
{
Return (\_SB.DFPS)
}
Name (TFST, Package ()
{
0, // Revision
0x00, // Control
0x00 // Speed
})
/* _FST: Fan current Status */
Method (_FST, 0, Serialized,,PkgObj)
{
/* Fill in TFST with current control. */
Store (\_SB.PCI0.LPCB.EC0.FAND, Index (TFST, 1))
Return (TFST)
}
/* _FSL: Fan Speed Level */
Method (_FSL, 1, Serialized)
{
Store (Arg0, \_SB.PCI0.LPCB.EC0.FAND)
Notify (DPTF, 0x83) // Re evaluate _ART
}
Method (_STA)
{
If (LEqual (\DPTE, One))
{
Return (0xF)
} Else {
Return (0x0)
}
}
}
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