Date: Sun, 14 Jan 2001 00:28:46 -0800 (PST) From: h-hoshi@venus.dti.ne.jp To: freebsd-gnats-submit@FreeBSD.org Subject: kern/24320: DMA doesn't work with Alladain V and K6-2 Message-ID: <200101140828.f0E8Sku28210@freefall.freebsd.org>
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>Number: 24320
>Category: kern
>Synopsis: DMA doesn't work with Alladain V and K6-2
>Confidential: no
>Severity: serious
>Priority: high
>Responsible: freebsd-bugs
>State: open
>Quarter:
>Keywords:
>Date-Required:
>Class: sw-bug
>Submitter-Id: current-users
>Arrival-Date: Sun Jan 14 00:30:01 PST 2001
>Closed-Date:
>Last-Modified:
>Originator: HOSHIMOTO, Hiroyuki
>Release: 4.2-STABLE
>Organization:
The University of Tokyo Hospital.
>Environment:
%uname -a
FreeBSD neko.funyafunya.com 4.2-STABLE FreeBSD 4.2-STABLE #0: Wed Jan 10 22:00:2
5 JST 2001 mizuho@neko.funyafunya.com:/usr/src/sys/compile/NEKO i386
%
%dmesg
Copyright (c) 1992-2001 The FreeBSD Project.
Copyright (c) 1979, 1980, 1983, 1986, 1988, 1989, 1991, 1992, 1993, 1994
The Regents of the University of California. All rights reserved.
FreeBSD 4.2-STABLE #0: Wed Jan 10 22:00:25 JST 2001
mizuho@neko.funyafunya.com:/usr/src/sys/compile/NEKO
Timecounter "i8254" frequency 1193182 Hz
CPU: AMD-K6(tm) 3D processor (350.80-MHz 586-class CPU)
Origin = "AuthenticAMD" Id = 0x580 Stepping = 0
Features=0x8001bf<FPU,VME,DE,PSE,TSC,MSR,MCE,CX8,MMX>
AMD Features=0x80000800<SYSCALL,3DNow!>
real memory = 134217728 (131072K bytes)
avail memory = 127520768 (124532K bytes)
Preloaded elf kernel "kernel" at 0xc0321000.
md0: Malloc disk
npx0: <math processor> on motherboard
npx0: INT 16 interface
pcib0: <AcerLabs M1541 (Aladdin-V) PCI host bridge> on motherboard
pci0: <PCI bus> on pcib0
pcib1: <AcerLabs M5243 PCI-PCI bridge> at device 1.0 on pci0
pci1: <PCI bus> on pcib1
ohci0: <AcerLabs M5237 (Aladdin-V) USB controller> mem 0xebfef000-0xebfeffff irq
10 at device 2.0 on pci0
usb0: OHCI version 1.0, legacy support
usb0: <AcerLabs M5237 (Aladdin-V) USB controller> on ohci0
usb0: USB revision 1.0
uhub0: AcerLabs OHCI root hub, class 9/0, rev 1.00/1.00, addr 1
uhub0: 2 ports with 2 removable, self powered
chip1: <AcerLabs M15x3 Power Management Unit> at device 3.0 on pci0
isab0: <AcerLabs M1533 portable PCI-ISA bridge> at device 7.0 on pci0
isa0: <ISA bus> on isab0
xl0: <3Com 3c905-TX Fast Etherlink XL> port 0xdf00-0xdf3f irq 9 at device 14.0 o
n pci0
xl0: Ethernet address: 00:60:97:77:ef:41
miibus0: <MII bus> on xl0
nsphy0: <DP83840 10/100 media interface> on miibus0
nsphy0: 10baseT, 10baseT-FDX, 100baseTX, 100baseTX-FDX, auto
atapci0: <AcerLabs Aladdin ATA33 controller> port 0xffa0-0xffaf irq 0 at device
15.0 on pci0
ata0: at 0x1f0 irq 14 on atapci0
ata1: at 0x170 irq 15 on atapci0
pci0: <3Dfx Voodoo graphics accelerator> at 16.0
pci0: <S3 Trio 64V2/DX/GX graphics accelerator> at 18.0 irq 11
pci0: <unknown card> (vendor=0x1092, dev=0x9999) at 20.0 irq 5
fdc0: <NEC 72065B or clone> at port 0x3f0-0x3f5,0x3f7 irq 6 drq 2 on isa0
fdc0: FIFO enabled, 8 bytes threshold
fd0: <1440-KB 3.5" drive> on fdc0 drive 0
atkbdc0: <Keyboard controller (i8042)> at port 0x60,0x64 on isa0
atkbd0: <AT Keyboard> flags 0x1 irq 1 on atkbdc0
kbd0 at atkbd0
psm0: <PS/2 Mouse> irq 12 on atkbdc0
psm0: model IntelliMouse, device ID 3
vga0: <Generic ISA VGA> at port 0x3c0-0x3df iomem 0xa0000-0xbffff on isa0
sc0: <System console> at flags 0x100 on isa0
sc0: VGA <16 virtual consoles, flags=0x300>
sio0 at port 0x3f8-0x3ff irq 4 flags 0x10 on isa0
sio0: type 16550A
sio1 at port 0x2f8-0x2ff irq 3 on isa0
sio1: type 16550A
ppc0: <Parallel port> at port 0x378-0x37f irq 7 on isa0
ppc0: Generic chipset (EPP/NIBBLE) in COMPATIBLE mode
ppbus0: IEEE1284 device found /NIBBLE/ECP
Probing for PnP devices on ppbus0:
ppbus0: <HEWLETT-PACKARD DESKJET 955C> MLC,PCL,PML
plip0: <PLIP network interface> on ppbus0
lpt0: <Printer> on ppbus0
lpt0: Interrupt-driven port
ppi0: <Parallel I/O> on ppbus0
ad0: 6149MB <QUANTUM FIREBALL EX6.4A> [13328/15/63] at ata0-master UDMA33
ad1: 1549MB <WDC AC21600H> [3148/16/63] at ata0-slave WDMA2
ata1-master: Aladdin: two atapi devices on this channel, no DMA
acd0: CDROM <CD-ROM 36X/AKU> at ata1-master using PIO4
ata1-slave: Aladdin: two atapi devices on this channel, no DMA
afd0: 96MB <IOMEGA ZIP 100 ATAPI> [96/64/32] at ata1-slave using PIO0
Mounting root from ufs:/dev/ad0s2a
ad0: READ command timeout tag=0 serv=0 - resetting
ata0: resetting devices .. done
ad0: READ command timeout tag=0 serv=0 - resetting
ata0: resetting devices .. done
ad0: READ command timeout tag=0 serv=0 - resetting
ata0: resetting devices .. done
ad0: READ command timeout tag=0 serv=0 - resetting
ad0: trying fallback to PIO mode
ata0: resetting devices .. done
%
>Description:
When DMA enabled ,my machine fails to read ata disk with dma mode on
startup, and fallback to PIO mode.
After falling back to PIO mode, the machine works fine .
>How-To-Repeat:
Boot with ATA-DMA enabled KERNEL.
>Fix:
>Release-Note:
>Audit-Trail:
>Unformatted:
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