i have a ehci-only system that seems to be recogizing the mouse, but
the mouse doesn't work.  one thing that stands out is that the "online"
light in the scroll button doesn't light.  i seem to have the kbd process 
running,

p=(Proc)0x56798    pid 92  Running
        t=(Thread)0x57138    Running    /sys/src/cmd/usb/kb/kb.c:554 kbdwork
                pread()+0x7 /sys/src/libc/9syscall/pread.s:5
                read(fd=0xe,buf=0x673e7,n=0x8)+0x2f /sys/src/libc/9sys/read.c:7
                kbdwork(a=0x4e0f8)+0x107 /sys/src/cmd/usb/kb/kb.c:554
                launcher386(arg=0x4e0f8,f=0x9129)+0x10 
/sys/src/libthread/386.c:10
                0xfefefefe ?file?:0


p=(Proc)0x57498    pid 93  Sched
        t=(Thread)0x57e38    Rendez     /sys/src/cmd/usb/kb/kb.c:435 repeatproc
                recvul(c=0x57458)+0x2c /sys/src/libthread/channel.c:380
                repeatproc(a=0x4e0f8)+0x56 /sys/src/cmd/usb/kb/kb.c:435
                launcher386(arg=0x4e0f8,f=0x8c8b)+0x10 
/sys/src/libthread/386.c:10
                0xfefefefe ?file?:0


p=(Proc)0x57fd8    pid 94  Running
        t=(Thread)0x58978    Running    /sys/src/cmd/usb/kb/kb.c:341 ptrwork
                pread()+0x7 /sys/src/libc/9syscall/pread.s:5
                read(fd=0x11,buf=0x77488,n=0x8)+0x2f /sys/src/libc/9sys/read.c:7
                ptrwork(a=0x571d8)+0xb7 /sys/src/cmd/usb/kb/kb.c:341
                launcher386(arg=0x571d8,f=0x8843)+0x10 
/sys/src/libthread/386.c:10
                0xfefefefe ?file?:0

usb debug output looks like this

usb/usbd: hub 0x5ee48 /dev/usb/ep3.0 port 1: <nildev>
usb/usbd: hub 0x5ee48 /dev/usb/ep3.0 port 2: /dev/usb/ep4.0 1 refs
usb/usbd: hub 0x5ee48 /dev/usb/ep3.0 port 3: <nildev>
usb/usbd: hub 0x5ee48 /dev/usb/ep3.0 port 4: <nildev>
usb/usbd: hub 0x5ee48 /dev/usb/ep3.0 port 5: <nildev>
usb/usbd: hub 0x5ee48 /dev/usb/ep3.0 port 6: <nildev>
usb/usbd: hub 0x5e5e8 /dev/usb/ep2.0 port 1: <nildev>
usb/usbd: hub 0x5e5e8 /dev/usb/ep2.0 port 2: <nildev>
usb/usbd: hub 0x5e668 /dev/usb/ep1.0 port 1: /dev/usb/ep3.0 csp hub.0.1 vid 
0x8087 did 0x24 refs 2
        none <nil> <nil>
        conf: cval 1 attrib e0 0 mA
                iface csp hub.0.0
                  alt 0 attr 3 ival 12
                  ep id 1 addr 129 dir in type intr itype 0 maxpkt 1 ntds 1
usb/usbd: hub 0x5e668 /dev/usb/ep1.0 port 2: <nildev>
usb/usbd: fs list: (1 used 2 total)
usb/usbd:       usbdctl

; grep usb /dev/irqalloc
         97          11               123521            794000276 ioapic   
usbehci
        105           5                    0                    0 ioapic   
usbehci

; pci -v
0.0.0:  brg  06.00.00 8086/0108   0
        Intel Corporation Xeon E3-1200 Processor Family DRAM Controller
0.1.0:  brg  06.04.00 8086/0101  11
        Intel Corporation Xeon E3-1200/2nd Generation Core Processor Family PCI 
Express Root Port
0.25.0: net  02.00.00 8086/1502   7 0:fbb00000 131072 1:fbb24000 4096 
2:0000f021 32
        Intel Corporation 82579LM Gigabit Network Connection
0.26.0: usb  0c.03.20 8086/1c2d  11 0:fbb23000 1024
        Intel Corporation 6 Series Chipset Family USB Enhanced Host Controller 
#2
0.28.0: brg  06.04.00 8086/1c10   5
        Intel Corporation 6 Series Chipset Family PCI Express Root Port 1
0.28.4: brg  06.04.00 8086/1c18   5
        Intel Corporation 6 Series Chipset Family PCI Express Root Port 5
0.29.0: usb  0c.03.20 8086/1c26   5 0:fbb22000 1024
        Intel Corporation 6 Series Chipset Family USB Enhanced Host Controller 
#1
0.30.0: brg  06.04.01 8086/244e 255
        Intel Corporation 82801 PCI Bridge
0.31.0: brg  06.01.00 8086/1c54   0
        Intel Corporation C204 Chipset Family LPC Controller
0.31.2: disk 01.06.01 8086/1c02  11 0:0000f071 16 1:0000f061 16 2:0000f051 16 
3:0000f041 16 4:0000f001 32 5:fbb21000 2048
        Intel Corporation 6 Series Chipset Family 6 port SATA AHCI Controller
0.31.3: smb  0c.05.00 8086/1c22  11 0:fbb20004 256 1:00000000 16 4:00001181 32
        Intel Corporation 6 Series Chipset Family SMBus Controller
1.0.0:  disk 01.00.00 11ab/6485  11 2:0000e001 128 4:fba40004 65536 5:00000000 
16
        Marvell Technology Group Ltd. MV64460/64461/64462 System Controller, 
Revision B
3.0.0:  net  02.00.00 8086/10d3  11 0:fb900000 131072 2:0000d001 32 3:fb920000 
16384
        Intel Corporation 82574L Gigabit Network Connection
4.3.0:  vid  03.00.00 102b/0532   5 0:fa000008 16777216 1:fb800000 16384 
2:fb000000 8388608
        Matrox Graphics, Inc. MGA G200eW WPCM450

- erik

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