On 6/13/07, Myles Watson <[EMAIL PROTECTED]> wrote: > > > > > I'm using LinuxBIOS on my Tyan s2892. I have a device that maps a lot of > the memory space, but I'm struggling trying to get the Opteron to read and > write to my device in larger blocks. I have set the variable MTRRs in the > device driver to writeback (witnessed by /proc/mtrr), but I still get 64-bit > accesses instead of 64-byte (cache line).
wirte-back or write-combining? YH -- linuxbios mailing list linuxbios@linuxbios.org http://www.linuxbios.org/mailman/listinfo/linuxbios
