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| author | Stefan Reinauer <stefan.reinauer@coreboot.org> | 2012-04-27 23:20:58 +0200 |
|---|---|---|
| committer | Stefan Reinauer <stefan.reinauer@coreboot.org> | 2012-04-30 23:09:26 +0200 |
| commit | e1ae4b212fd11fa9ae838afa2c045855a128e496 (patch) | |
| tree | 022e821951b12b3f34716d12c8f5d44637268f1b /src/mainboard/samsung/stumpy/thermal.h | |
| parent | 155e9b5533131f4b944ebb7e5714a871a1294dda (diff) | |
Add support for Sandybridge base Samsung ChromeBox
Change-Id: Ic93ad2749834c8f7a2ca1651d343561f2a496312
Signed-off-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
Reviewed-on: http://review.coreboot.org/953
Tested-by: build bot (Jenkins)
Reviewed-by: Ronald G. Minnich <rminnich@gmail.com>
Diffstat (limited to 'src/mainboard/samsung/stumpy/thermal.h')
| -rw-r--r-- | src/mainboard/samsung/stumpy/thermal.h | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/src/mainboard/samsung/stumpy/thermal.h b/src/mainboard/samsung/stumpy/thermal.h new file mode 100644 index 0000000000..835e93f3dd --- /dev/null +++ b/src/mainboard/samsung/stumpy/thermal.h @@ -0,0 +1,57 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2011 The Chromium OS Authors. All rights reserved. + * + * 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 + */ + +#ifndef STUMPY_THERMAL_H +#define STUMPY_THERMAL_H + +/* Fan is OFF */ +#define FAN4_THRESHOLD_OFF 0 +#define FAN4_THRESHOLD_ON 0 +#define FAN4_PWM 0x00 + +/* Fan is at LOW speed */ +#define FAN3_THRESHOLD_OFF 48 +#define FAN3_THRESHOLD_ON 55 +#define FAN3_PWM 0x40 + +/* Fan is at MEDIUM speed */ +#define FAN2_THRESHOLD_OFF 52 +#define FAN2_THRESHOLD_ON 64 +#define FAN2_PWM 0x80 + +/* Fan is at HIGH speed */ +#define FAN1_THRESHOLD_OFF 60 +#define FAN1_THRESHOLD_ON 68 +#define FAN1_PWM 0xb0 + +/* Fan is at FULL speed */ +#define FAN0_THRESHOLD_OFF 66 +#define FAN0_THRESHOLD_ON 78 +#define FAN0_PWM 0xff + +/* Temperature which OS will shutdown at */ +#define CRITICAL_TEMPERATURE 100 + +/* Temperature which OS will throttle CPU */ +#define PASSIVE_TEMPERATURE 90 + +/* Tj_max value for calculating PECI CPU temperature */ +#define MAX_TEMPERATURE 100 + +#endif |