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lm-sensors/doc/chips/w83627hf
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2005-09-08 16:29:41 +00:00

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Kernel driver `w83627hf.o'
=========================
Status: Beta.
Supported chips:
* Winbond W83627HF (ISA accesses ONLY)
Prefix: 'w83627hf'
Addresses scanned: ISA address retrieved from Super I/O registers
Datasheet: http://www.winbond.com/PDF/sheet/w83627hf.pdf
* Winbond W83627THF
Prefix: 'w83627thf'
Addresses scanned: ISA address retrieved from Super I/O registers
Datasheet: http://www.winbond.com/PDF/sheet/w83627thf.pdf
* Winbond W83697HF
Prefix: 'w83697hf'
Addresses scanned: ISA address retrieved from Super I/O registers
Datasheet: http://www.winbond.com/PDF/sheet/w83697hf.pdf
* Winbond W83637HF
Prefix: 'w83637hf'
Addresses scanned: ISA address retrieved from Super I/O registers
Datasheet: http://www.winbond.com/PDF/sheet/w83637hf.pdf
Authors: Frodo Looijaard <frodol@dds.nl>, Philip Edelbrock <phil@netroedge.com>,
and Mark Studebaker <mdsxyz123@yahoo.com>
Module Parameters
-----------------
* force: short array (min = 1, max = 48)
List of adapter,address pairs to boldly assume to be present
* force_addr: int
Initialize the ISA address of the sensors
* force_i2c: int
Initialize the I2C address of the sensors
* force_w83627hf: short array (min = 1, max = 48)
List of adapter,address pairs which are unquestionably assumed to contain
a `w83627hf' chip
* force_w83627thf: short array (min = 1, max = 48)
List of adapter,address pairs which are unquestionably assumed to contain
a `w83627thf' chip
* force_w83697hf: short array (min = 1, max = 48)
List of adapter,address pairs which are unquestionably assumed to contain
a `w83697hf' chip
* force_w83637hf: short array (min = 1, max = 48)
List of adapter,address pairs which are unquestionably assumed to contain
a `w83637hf' chip
* ignore: short array (min = 1, max = 48)
List of adapter,address pairs not to scan
* ignore_range: short array (min = 1, max = 48)
List of adapter,start-addr,end-addr triples not to scan
* probe: short array (min = 1, max = 48)
List of adapter,address pairs to scan additionally
* probe_range: short array (min = 1, max = 48)
List of adapter,start-addr,end-addr triples to scan additionally
* init=[0,1] (default 1)
Use 'init=0' to bypass initializing the chip.
Try this if your computer crashes when you load the module.
Description
-----------
This driver implements support for ISA accesses *only* for
the Winbond W83627HF, W83627THF, W83697HF and W83637HF Super I/O chips.
We will refer to them collectively as Winbond chips.
This driver supports ISA accesses, which should be more reliable
than i2c accesses. Also, for Tyan boards which contain both a
Super I/O chip and a second i2c-only Winbond chip (often a W83782D),
using this driver will avoid i2c address conflicts and complex
initialization that were required in the w83781d driver
(lm_sensors releases 2.7.0 and earlier).
If you really want i2c accesses for these Super I/O chips,
use the w83781d driver. However this is not the preferred method
now that this ISA driver has been developed.
Technically, the w83627thf does not support a VID reading. However, it's
possible or even likely that your mainboard maker has routed these signals
to a specific set of general purpose IO pins (the Asus P4C800-E is one such
board). The w83627thf driver now interprets these as VID. If the VID on
your board doesn't work, first see doc/vid in the lm_sensors package. If
that still doesn't help, email us at lm-sensors@lm-sensors.org.
For further information on this driver, /proc values, etc.
see the w83781d driver documentation.
Author/Maintainer
-----------------
Mark D. Studebaker (mdsxyz123@yahoo.com).
Derived from the w83781d driver.