From 1b6ec4ed15c605799f74115a0f4aa6934b7b9a44 Mon Sep 17 00:00:00 2001 From: David Schleef Date: Thu, 16 May 2002 22:16:12 +0000 Subject: [PATCH] Update documentation --- comedi/drivers/8255.c | 14 +++++++++----- 1 file changed, 9 insertions(+), 5 deletions(-) diff --git a/comedi/drivers/8255.c b/comedi/drivers/8255.c index d4518aaf..64d2d62c 100644 --- a/comedi/drivers/8255.c +++ b/comedi/drivers/8255.c @@ -37,14 +37,18 @@ You should enable compilation this driver if you plan to use a board that has an 8255 chip. For multifunction boards, the main driver will configure the 8255 subdevice automatically. -This driver also works independently with ISA cards that directly -map the 8255 registers to I/O ports, including cards with multiple -8255 chips. To configure the driver for such a card, the option -list should be a list of the I/O port bases for each of the 8255 -chips. For example, +This driver also works independently with ISA and PCI cards that +directly map the 8255 registers to I/O ports, including cards with +multiple 8255 chips. To configure the driver for such a card, the +option list should be a list of the I/O port bases for each of the +8255 chips. For example, comedi_config /dev/comedi0 8255 0x200,0x204,0x208,0x20c +Note that most PCI 8255 boards do NOT work with this driver, and +need a separate driver as a wrapper. For those that do work, the +I/O port base address can be found in the output of 'lspci -v'. + */ /* -- 2.26.2