Date: Sun, 20 Jun 1999 11:21:03 -0700 From: Tetsuya Watanabe <tetsuya1@prodigy.net> To: freebsd-questions@freebsd.org Subject: intel piix4 tuning Message-ID: <376D310F.F7CEDE2B@prodigy.net>
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Hello, I would like to know how to turn on DMA33 or piomode4, at least, of intel piix4 chip. I am sure wdc0 is a dma33 hdd. Thank you. I have the following parameters in my kernel: controller wdc0 at isa? port "IO_WD1" bio irq 14 disk wd0 at wdc0 drive 0 disk wd1 at wdc0 drive 1 controller wdc1 at isa? port "IO_WD2" bio irq 15 disk wd2 at wdc1 drive 0 disk wd3 at wdc1 drive 1 options ATAPI #Enable ATAPI support for IDE bus options ATAPI_STATIC #Don't do it as an LKM device acd0 #IDE CD-ROM I now have the following dmesg output: ide_pci0: <Intel PIIX4 Bus-master IDE controller> rev 0x01 on pci0.7.1 wdc0 at 0x1f0-0x1f7 irq 14 on isa wdc0: unit 0 (wd0): <IBM-DHEA-36481> wd0: 6197MB (12692736 sectors), 12592 cyls, 16 heads, 63 S/T, 512 B/S wdc0: unit 1 (wd1): <ST33240A> wd1: 3077MB (6303024 sectors), 6253 cyls, 16 heads, 63 S/T, 512 B/S wdc1 at 0x170-0x177 irq 15 on isa wdc1: unit 0 (wd2): <IBM-DCAA-34330> wd2: 4134MB (8467200 sectors), 8400 cyls, 16 heads, 63 S/T, 512 B/S wdc1: unit 1 (atapi): <NEC CD-ROM DRIVE:28C/3.02>, removable, dma, iordy acd0: drive speed 2412 - 5512KB/sec, 128KB cache acd0: supported read types: CD-R, CD-RW, CD-DA acd0: Audio: play, 256 volume levels acd0: Mechanism: ejectable tray acd0: Medium: no/blank disc inside, unlocked Tetsuya To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message
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