[prev in list] [next in list] [prev in thread] [next in thread] 

List:       linux-kernel
Subject:    Re: Fwd: Patch to control VGA bus routing and active VGA device.
From:       Alan Cox <alan () lxorguk ! ukuu ! org ! uk>
Date:       2005-01-31 16:01:18
Message-ID: 1107170461.14847.70.camel () localhost ! localdomain
[Download RAW message or body]

On Gwe, 2005-01-28 at 20:00, Matthew Wilcox wrote:
> Possibly a better solution (less likely to break things) would be to allow
> drivers to reserve the 10-bit aliases too.  Something like this:
> 
> static inline void request_isa_alias_regions(unsigned long start,
>                 unsigned long n, const char *name)
> {
>         int base;
>         for (base = 0x400; base < 0x10000; base += 0x400) {
>                 request_region(base + start, n, name);
>         }
> }
> 
> and then call that in drivers/video/console/vgacon.c

Almost every x86 I/O device in ISA space has this problem so it would be
better if request_region learned to take a decode mask instead of adding
another 500 entries

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/
[prev in list] [next in list] [prev in thread] [next in thread]