Documentation/hwmon/it87.rst

10     Addresses scanned: from Super I/O config space (8 I/O ports)
18     Addresses scanned: from Super I/O config space (8 I/O ports)
24     Addresses scanned: from Super I/O config space (8 I/O ports)
32     Addresses scanned: from Super I/O config space (8 I/O ports)
40     Addresses scanned: from Super I/O config space (8 I/O ports)
48     Addresses scanned: from Super I/O config space (8 I/O ports)
56     Addresses scanned: from Super I/O config space (8 I/O ports)
64     Addresses scanned: from Super I/O config space (8 I/O ports)
72     Addresses scanned: from Super I/O config space (8 I/O ports)
80     Addresses scanned: from Super I/O config space (8 I/O ports)
88     Addresses scanned: from Super I/O config space (8 I/O ports)
96     Addresses scanned: from Super I/O config space (8 I/O ports)
104     Addresses scanned: from Super I/O config space (8 I/O ports)
112     Addresses scanned: from Super I/O config space (8 I/O ports)
120     Addresses scanned: from Super I/O config space (8 I/O ports)
128     Addresses scanned: from Super I/O config space (8 I/O ports)
136     Addresses scanned: from Super I/O config space (8 I/O ports)
144     Addresses scanned: from Super I/O config space (8 I/O ports)
152     Addresses scanned: from Super I/O config space (8 I/O ports)
160     Addresses scanned: from Super I/O config space (8 I/O ports)
168     Addresses scanned: from Super I/O config space (8 I/O ports)
174     - Christophe Gauthron
175     - Jean Delvare <jdelvare@suse.de>
179 -----------------
188     battery life but no information is given in the datasheet.
192     misconfigured by BIOS - PWM values would be inverted. This option tries
209   Provided since there are reports that system-wide acpi_enfore_resources=lax
210   can result in boot failures on some systems.
212   may access the chip at the same time. This can result in race conditions and,
213   worst case, result in unexpected system reboots.
217 -------------------
219 All the chips supported by this driver are LPC Super-I/O chips, accessed
220 through the LPC bus (ISA-like I/O ports). The IT8712F additionally has an
228 -----------
235 These chips are 'Super I/O chips', supporting floppy disks, infrared ports,
247 is stored in the Super-I/O configuration space. Due to technical limitations,
249 the driver won't notice and report changes in the VID value. The two
258 IT8783E/F, and late IT8712F and IT8705F also have optional 16-bit tachometer
260 not compatible with the older chips and revisions. The 16-bit tachometer mode
271 IT8728F. It only supports 3 fans, 16-bit fan mode, and the full speed mode
275 to IT8728F. It only supports 16-bit fan mode. Both chips support up to 6 fans.
277 The IT8790E, IT8792E/IT8795E and IT87952E support up to 3 fans. 16-bit fan
280 The IT8732F supports a closed-loop mode for fan control, but this is not
283 Temperatures are measured in degrees Celsius. An alarm is triggered once
286 Fan rotation speeds are reported in RPM (rotations per minute). An alarm is
288 16-bit tachometer counters aren't used, fan readings can be divided by
294 Voltage sensors (also known as IN sensors) report their values in volts. An
296 maximum limit. Note that minimum in this case always means 'closest to
310 The driver handles this transparently so user-space doesn't have to care.
314 the mainboard and/or processor itself. It is a value in volts.
318 have disappeared! Note that in the current implementation, all hardware
321 once-only alarms.
323 Out-of-limit readings can also result in beeping, if the chip is properly
338 -----------------
349 read-only.
353 -------------------------------------------
379 -----------------------------
381 The driver supports temp[1-3]_offset sysfs attributes to adjust the reported
382 temperature for thermal diodes or diode-connected thermal transistors.