Date: Wed, 25 Jul 2001 16:08:27 -0400 (EDT) From: Kenneth Wayne Culver <culverk@wam.umd.edu> To: Juha.Nurmela@quicknet.inet.fi Cc: freebsd-current@freebsd.org Subject: Re: driver writing newbie Message-ID: <Pine.GSO.4.21.0107251608170.10112-100000@rac2.wam.umd.edu> In-Reply-To: <Pine.BSF.4.10.10107251856400.704-100000@lpr-325.cable.inet.fi>
next in thread | previous in thread | raw e-mail | index | archive | help
I havn't checked, but I'll probably do that soon. Ken On Wed, 25 Jul 2001 Juha.Nurmela@quicknet.inet.fi wrote: > > > On Wed, 25 Jul 2001, Kenneth Wayne Culver wrote: > > > Well, I could do that, but I'd rather write a complete driver with all the > > regular interfaces... (open, close, ioctl, and a specific major/minor in > > the kernel, I'm going to add other chips to this driver eventually) The > > way you are suggesting just opens /dev/io and uses inb and outb to do some > > hacking around I believe. > > You are absolutely correct. I was not suggesting this as the proper > approach, but as a throw-away checkpoint only (the mapping registers > seemed inconsistent between OS/motherboard combinations). I suppose > 0x70 is for HWMon and 0x90 is for the SMBus function, in Via 686B. > > Have you checked NetBSD, the seem to have a framework for temperature > alarms etc. > > > Juha > > To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?Pine.GSO.4.21.0107251608170.10112-100000>