cvs commit: src/sys/dev/ata ata-all.c ata-all.h
ata-card.cata-cbus.c ata-pci.h ata-queue.c
outi at outi.echsi.de
Wed Apr 14 05:08:03 PDT 2004
Søren Schmidt wrote:
> sos 2004/04/13 02:44:21 PDT
> FreeBSD src repository
> Modified files:
> sys/dev/ata ata-all.c ata-all.h ata-card.c ata-cbus.c
> ata-chipset.c ata-disk.c ata-dma.c
> ata-isa.c ata-lowlevel.c ata-pci.c
> ata-pci.h ata-queue.c
> Add support for the Promise command sequencer present on all modern Promise
> controllers (PDC203** PDC206**).
> This also adds preliminary support for the Promise SX4/SX4000 but *only*
> as a "normal" Promise ATA controller (ATA RAID's are supported though
> but only RAID0, RAID1 and RAID0+1).
> This cuts off yet another 5-8% of the command overhead on promise controllers,
> making them the fastest we have ever had support for.
> Work is now continuing to add support for this in ATA RAID, to accellerate
> ATA RAID quite a bit on these controllers, and especially the SX4/SX4000
> series as they have quite a few tricks in there..
I'm really happy to hear about this! Please keep on working on this.
Your work is awesome...
It was just a tiny step and i would have thrown away my promise sx4 and
bought an 3ware raid5. but, i keep on waiting! i'm really looking
forward till that day we have raid5 commited to ata. (at that day i will
curse my dual-athlon for taking to long compiling current :) )
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