Re: [PATCH] drivers/char/mem.c: Add /dev/ioports, supporting 16-bit and 32-bit ports

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Wed, 4 Jun 2014, H. Peter Anvin wrote:

> > Also IIRC PCI-PCI bridges only forward port I/O space accesses 
> > within the low 64kB.
> 
> Not true.

 It must have been an implementation-specific constraint then (e.g. 
DECchip 21050), it's been a while since I looked into it.  Thanks for 
straightening me out.

  Maciej
--
To unsubscribe from this list: send the line "unsubscribe linux-api" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html




[Index of Archives]     [Linux USB Devel]     [Video for Linux]     [Linux Audio Users]     [Yosemite News]     [Linux Kernel]     [Linux SCSI]

  Powered by Linux