Date: Wed, 30 Jul 1997 08:17:33 -0400 From: "Donald J. Maddox" <root@scsn.net> To: =?iso-8859-1?Q?S=F8ren_Schmidt?= <sos@sos.freebsd.dk> Cc: dmaddox@scsn.net, cgull@smoke.marlboro.vt.us, doogie@forbidden-donut.anet-stl.com, freebsd-current@FreeBSD.ORG Subject: Re: code talks: announcing EIDE bus master patches Message-ID: <19970730081733.55871@scsn.net> In-Reply-To: <19970730080303.36552@scsn.net>; from Donald J. Maddox on Wed, Jul 30, 1997 at 08:03:03AM -0400 References: <19970730072456.05185@scsn.net> <199707301158.NAA02177@sos.freebsd.dk> <19970730080303.36552@scsn.net>
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On Wed, Jul 30, 1997 at 08:03:03AM -0400, Donald J. Maddox wrote:
> On Wed, Jul 30, 1997 at 01:58:02PM +0200, Søren Schmidt wrote:
> > In reply to Donald J. Maddox who wrote:
> > >
> > > Anybody know why I'm seeing the following after building a new kernel
> > > with the EIDE bus master patches? Do I need to add something to my config
> > > to activate this, or ???
> >
> >
> > Yes, as stated in the commit etc, you need to set the flags to 0xa0ffa0ff
> > to get DMA support (if the drive and controller supports it).
> >
> > > wdc0 at 0x1f0-0x1f7 irq 14 flags 0x80ff80ff on isa
> > ^^^^^^^^^^
> > > wdc1 at 0x170-0x177 irq 15 flags 0x80ff80ff on isa
> > ^^^^^^^^^^
> > > wdc1: unit 0 (atapi): <V004H0DT B/4V001-4.>, removable, iordy
> >
>
> Geez, how did I miss that? Thanks for the info :-)
>
Well, apparently, that's not the whole story:
Copyright (c) 1992-1997 FreeBSD Inc.
Copyright (c) 1982, 1986, 1989, 1991, 1993
The Regents of the University of California. All rights reserved.
FreeBSD 3.0-CURRENT #0: Wed Jul 30 08:11:06 EDT 1997
root@rhiannon.scsn.net:/usr/src/sys/compile/RHIANNON
CPU: Pentium (166.19-MHz 586-class CPU)
Origin = "GenuineIntel" Id = 0x52c Stepping=12
Features=0x1bf<FPU,VME,DE,PSE,TSC,MSR,MCE,CX8>
real memory = 33554432 (32768K bytes)
avail memory = 30920704 (30196K bytes)
Probing for devices on PCI bus 0:
chip0: <Intel 82439> rev 0x01 on pci0.0.0
chip1: <Intel 82371SB PCI to ISA bridge> rev 0x00 on pci0.7.0
ide_pci0: <Intel PIIX3 Bus-master IDE controller> rev 0x00 on pci0.7.1
ide_pci: warning, ide0:0 not configured for DMA?
ide_pci: warning, ide0:1 not configured for DMA?
ide_pci: warning, ide1:0 not configured for DMA?
ide_pci: warning, ide1:1 not configured for DMA?
ahc0: <Adaptec 2940 Ultra SCSI host adapter> rev 0x00 int a irq 12 on pci0.10.0
ahc0: aic7880 Wide Channel, SCSI Id=7, 16/255 SCBs
scbus0 at ahc0 bus 0
ahc0: target 0 Tagged Queuing Device
sd0 at scbus0 target 0 lun 0
sd0: <SEAGATE ST12550W 0002> type 0 fixed SCSI 2
sd0: Direct-Access 2040MB (4178874 512 byte sectors)
sd0: with 2708 cyls, 19 heads, and an average 81 sectors/track
ahc0: target 1 Tagged Queuing Device
sd1 at scbus0 target 1 lun 0
sd1: <FUJITSU M2684S-512 2036> type 0 fixed SCSI 2
sd1: Direct-Access 507MB (1039329 512 byte sectors)
sd1: with 2380 cyls, 6 heads, and an average 72 sectors/track
vga0: <VGA-compatible display device> rev 0x00 int a irq 11 on pci0.12.0
Probing for devices on the ISA bus:
sc0 at 0x60-0x6f irq 1 on motherboard
sc0: VGA color <16 virtual consoles, flags=0x0>
lpt0 at 0x378-0x37f irq 7 on isa
lpt0: Interrupt-driven port
lp0: TCP/IP capable interface
sio0 at 0x3f8-0x3ff irq 4 flags 0x10 on isa
sio0: type 16550A
sio1 at 0x2f8-0x2ff irq 3 on isa
sio1: type 16550A
pca0 on motherboard
pca0: PC speaker audio driver
wdc0 at 0x1f0-0x1f7 irq 14 flags 0xa0ffa0ff on isa
wdc0: unit 0 (wd0): <Maxtor 71336 AP>, DMA, 32-bit, multi-block-32
wd0: 1277MB (2615760 sectors), 2595 cyls, 16 heads, 63 S/T, 512 B/S
wdc1 at 0x170-0x177 irq 15 flags 0xa0ffa0ff on isa
wdc1: unit 0 (atapi): <V004H0DT B/4V001-4.>, removable, iordy
atapi1.0: unknown phase
fdc0 at 0x3f0-0x3f7 irq 6 drq 2 on isa
fdc0: NEC 72065B
fd0: 1.44MB 3.5in
npx0 on motherboard
npx0: INT 16 interface
sb0 at 0x220-0x22f irq 5 drq 1 on isa
sb0: <SoundBlaster 16 4.13>
sbxvi0 drq 5 on isa
sbxvi0: <SoundBlaster 16 4.13>
sbmidi0 at 0x330-0x331 on isa
sbmidi0: <SoundBlaster 16 MPU-401>
opl0 at 0x388-0x38b on isa
opl0: <Yamaha OPL-3 FM>
joy0 at 0x201 on isa
joy0: joystick
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