Subject: Re: PCMCIA lossage
To: Lennart Augustsson <email@example.com>
From: Jason Thorpe <firstname.lastname@example.org>
Date: 02/06/2000 11:30:49
On Sun, 06 Feb 2000 20:02:18 +0100
Lennart Augustsson <email@example.com> wrote:
> I updated to current on my desktop and got the same problems with the ray driver
> as Peter Seebach reported. I.e., it stopped working.
> The problem turned out to be the recent change in i82365.c that enabled
> 16 bit memory accesses. By forcing mem8=1 in that file I can get things working
> I don't know PCMCIA, but I think the code in pcmcia/pcmcia.c looks suspicious.
> In pcmcia_function_enable() there is a call to pcmcia_mem_map() to map part
> of the PCMCIA device into memory. But this call does not force 8 bit memory
> access. What if the device cannot handle 16 bit access? Shouldn't that call play
> it safe and always map in 8 bit mode?
Seems more like the driver should supply the mem8 flag when necessary (even
if the CIS doens't provide it).
-- Jason R. Thorpe <firstname.lastname@example.org>