UHCI broken on K7V since test10pre6

From: Werner Hager (320058123427-0001@t-online.de)
Date: Sun Nov 12 2000 - 15:08:08 EST


Hi,

test10pre6 works fine here with an IntelliExplorer and ELSA ML56k USB.
Later kernels produce:
Interrupt 5/9?

(test11pre1)
Nov 10 01:13:50 antheus kernel: uhci.c: USB UHCI at I/O 0xd400, IRQ 5
Nov 10 01:13:50 antheus kernel: uhci.c: detected 2 ports
Nov 10 01:13:50 antheus kernel: uhci: host system error, PCI problems?
Nov 10 01:13:50 antheus kernel: uhci: host controller halted. very bad
Nov 10 01:13:50 antheus kernel: uhci.c: USB UHCI at I/O 0xd000, IRQ 5
Nov 10 01:13:50 antheus kernel: uhci.c: detected 2 ports
Nov 10 01:13:50 antheus kernel: uhci: host controller halted. very bad
Nov 10 01:13:50 antheus kernel: uhci: host system error, PCI problems?
Nov 10 01:13:50 antheus kernel: uhci: host controller halted. very bad
[...]

(test10pre6)
root@antheus /root]# cat /proc/interrupts
           CPU0
  0: 653708 XT-PIC timer
  1: 16109 XT-PIC keyboard
  2: 0 XT-PIC cascade
  9: 285422 XT-PIC acpi, usb-uhci, usb-uhci, EMU10K1, eth0
 10: 212848 XT-PIC sym53c8xx
 13: 0 XT-PIC fpu
 14: 154915 XT-PIC ide0
 15: 2 XT-PIC ide1
NMI: 0
ERR: 0

My System is RH 7 on an Asus K7V.

Thanks,
Werner

PS: (test10pre6)
[root@antheus /root]# lspci -v
00:00.0 Host bridge: VIA Technologies, Inc. VT82C691 [Apollo PRO] (rev
02)
        Subsystem: Asustek Computer, Inc.: Unknown device 8023
        Flags: bus master, medium devsel, latency 0
        Memory at e4000000 (32-bit, prefetchable) [size=64M]
        Capabilities: [a0] AGP version 2.0

00:01.0 PCI bridge: VIA Technologies, Inc. VT82C598 [Apollo MVP3 AGP]
(prog-if 00 [Normal decode])
        Flags: bus master, 66Mhz, medium devsel, latency 0
        Bus: primary=00, secondary=01, subordinate=01, sec-latency=0
        Memory behind bridge: e0000000-e17fffff
        Prefetchable memory behind bridge: e2f00000-e3ffffff
        Capabilities: [80] Power Management version 2

00:04.0 ISA bridge: VIA Technologies, Inc. VT82C686 [Apollo Super] (rev
21)
        Subsystem: Asustek Computer, Inc.: Unknown device 8023
        Flags: bus master, stepping, medium devsel, latency 0

00:04.1 IDE interface: VIA Technologies, Inc. VT82C586 IDE [Apollo] (rev
10) (prog-if 8a [Master SecP PriP])
        Flags: bus master, stepping, medium devsel, latency 32
        I/O ports at d800 [size=16]
        Capabilities: [c0] Power Management version 2

00:04.2 USB Controller: VIA Technologies, Inc. VT82C586B USB (rev 10)
(prog-if 0
0 [UHCI])
        Subsystem: Unknown device 0925:1234
        Flags: bus master, medium devsel, latency 32, IRQ 9
        I/O ports at d400 [size=32]
        Capabilities: [80] Power Management version 2

00:04.3 USB Controller: VIA Technologies, Inc. VT82C586B USB (rev 10)
(prog-if 0
0 [UHCI])
        Subsystem: Unknown device 0925:1234
        Flags: bus master, medium devsel, latency 32, IRQ 9
        I/O ports at d000 [size=32]
        Capabilities: [80] Power Management version 2

00:04.4 Host bridge: VIA Technologies, Inc. VT82C686 [Apollo Super ACPI]
(rev 30
)
        Flags: medium devsel
        Capabilities: [68] Power Management version 2

00:09.0 Ethernet controller: Digital Equipment Corporation DECchip
21142/43 (rev
 30)
        Subsystem: Accton Technology Corporation Cheetah Fast Ethernet
        Flags: bus master, medium devsel, latency 32, IRQ 9
        I/O ports at a400 [size=128]
        Memory at df800000 (32-bit, non-prefetchable) [size=128]
        Expansion ROM at <unassigned> [disabled] [size=256K]

00:0a.0 Multimedia video controller: Brooktree Corporation Bt878 (rev
02)
        Subsystem: Hauppauge computer works Inc.: Unknown device 13eb
        Flags: bus master, medium devsel, latency 32, IRQ 5
        Memory at e2000000 (32-bit, prefetchable) [size=4K]

00:0a.1 Multimedia controller: Brooktree Corporation Bt878 (rev 02)
        Subsystem: Hauppauge computer works Inc.: Unknown device 13eb
        Flags: bus master, medium devsel, latency 32, IRQ 5
        Memory at e1800000 (32-bit, prefetchable) [size=4K]

00:0b.0 SCSI storage controller: Symbios Logic Inc. (formerly NCR)
53c810 (rev 2
3)
        Subsystem: Symbios Logic Inc. (formerly NCR) 8100S
        Flags: bus master, medium devsel, latency 64, IRQ 10
        I/O ports at a000 [size=256]
        Memory at df000000 (32-bit, non-prefetchable) [size=256]
        Capabilities: [40] Power Management version 1

00:0d.0 Multimedia audio controller: Creative Labs SB Live! EMU10000
(rev 04)
        Subsystem: Creative Labs CT4850 SBLive! Value
        Flags: bus master, medium devsel, latency 32, IRQ 9
        I/O ports at 9800 [size=32]
        Capabilities: [dc] Power Management version 1

00:0d.1 Input device controller: Creative Labs SB Live! (rev 01)
        Subsystem: Creative Labs Gameport Joystick
        Flags: bus master, medium devsel, latency 32
        I/O ports at 9400 [size=8]
        Capabilities: [dc] Power Management version 1

01:00.0 VGA compatible controller: nVidia Corporation Riva TnT 128
[NV04] (rev 0
4) (prog-if 00 [VGA])
        Subsystem: Asustek Computer, Inc. V3400 TNT
        Flags: bus master, 66Mhz, medium devsel, latency 64, IRQ 11
        Memory at e0000000 (32-bit, non-prefetchable) [size=16M]
        Memory at e3000000 (32-bit, prefetchable) [size=16M]
        Expansion ROM at e2ff0000 [disabled] [size=64K]
        Capabilities: [60] Power Management version 1
        Capabilities: [44] AGP version 1.0
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