From 64d4181b85e2040a85d1971bd2c2b6c834299c1e Mon Sep 17 00:00:00 2001 From: Jean Delvare Date: Sun, 30 Oct 2005 08:51:09 +0000 Subject: [PATCH] Backport updates from Linux 2.6. git-svn-id: http://lm-sensors.org/svn/lm-sensors/trunk@3146 7894878c-1315-0410-8ee3-d5d059ff63e0 --- doc/chips/via686a | 18 ++++++++++++++++-- 1 file changed, 16 insertions(+), 2 deletions(-) diff --git a/doc/chips/via686a b/doc/chips/via686a index 44fb3378..6db475fa 100644 --- a/doc/chips/via686a +++ b/doc/chips/via686a @@ -20,8 +20,9 @@ Authors: Ky Module Parameters ----------------- -force_addr=0xaddr Set the I/O base address. Useful for Asus A7V boards - that don't set the address in the BIOS. Does not do a +force_addr=0xaddr Set the I/O base address. Useful for boards that + don't set the address in the BIOS. Look for a BIOS + upgrade before resorting to this. Does not do a PCI force; the via686a must still be present in lspci. Don't use this unless the driver complains that the base address is not set. @@ -68,6 +69,19 @@ The driver only updates its values each 1.5 seconds; reading it more often will do no harm, but will return 'old' values. +Known Issues +------------ + +This driver handles sensors integrated in some VIA south bridges. It is +possible that a motherboard maker used a VT82C686A/B chip as part of a +product design but was not interested in its hardware monitoring features, +in which case the sensor inputs will not be wired. This is the case of +the Asus K7V, A7V and A7V133 motherboards, to name only a few of them. +So, if you need the force_addr parameter, and end up with values which +don't seem to make any sense, don't look any further: your chip is simply +not wired for hardware monitoring. + + Chip Features -------------