On Wed, 2 Feb 2005, Marcelo Tosatti wrote: > > Nope the BTE is a block transfer engine. Its an inter numa node DMA thing > > that is being abused to zero blocks. > Ah, OK. > Is there a driver for normal BTE operation or is not kernel-controlled ?
There is a function bte_copy in the ia64 arch. See arch/ia64/sn/kernel/bte.c > I wonder what has to be done to have active DMA engines be abused for zeroing > when idle and what are the implications of that. Some kind of notification > mechanism > is necessary to inform idleness ? > > Someone should try implementing the zeroing driver for a fast x86 PCI device. > :) Sure but I am on ia64 not i386. Find your own means to abuse your own chips ... ;-) - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/