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--0-293997136-934496811=:217
Content-Type: TEXT/PLAIN; charset=US-ASCII

On Thu, 12 Aug 1999, Charles M. Hannum wrote:

> Could you print out the contents of the bus_space_handle_t's after the
> device is attached?  (On the Alpha this is just a 64-bit address.)
> That would help determine whether it's just a subtle truncation bug
> somewhere, or something else.

There seems to be no problem with the handle, but something is still not
working:

Working case
============

pciide2 at pci0 dev 6 function 0: Promise Ultra DMA/ATA Bus Master IDE
Accelerator
pciide2: Changing IO from 0x10230 to 0x8000
pciide2: Changing IO from 0x10250 to 0x8010
pciide2: Changing IO from 0x10238 to 0x8020
pciide2: Changing IO from 0x10254 to 0x8030
pciide2: Changing IO from 0x10200 to 0x8040
pciide2: bus-master DMA support presentMapped dma base =>
0x7ffffe42c008040

pciide2: primary channel configured to native-PCI mode
pciide2: using eb164 irq 11 for native-PCI interrupt
Mapped command base for channel 0 => 0x7ffffe42c008000
Mapped control base for channel 0 => 0x7ffffe42c008010


Not working case
================

pciide2 at pci0 dev 6 function 0: Promise Ultra DMA/ATA Bus Master IDE
Accelerator
pciide2: bus-master DMA support presentMapped dma base =>
0x7ffffe42c010200

pciide2: primary channel configured to native-PCI mode
pciide2: using eb164 irq 11 for native-PCI interrupt
Mapped command base for channel 0 => 0x7ffffe42c010230
Mapped control base for channel 0 => 0x7ffffe42c010250

unexpected machine check:

    mces    = 0x1
    vector  = 0x660
    param   = 0xfffffc0000006068
    pc      = 0xfffffc0000483844
    ra      = 0xfffffc0000308ca4
    curproc = 0xfffffc0000500148
        pid = 0, comm = 

panic: machine check


Anybody know more than there is to find about machine checks?


> (The full dmesg output would be kinda nice, too.  I'm not sure who
> here has one of these machines, but I'm sure I don't.)

I've attached the full dmesg as the addresses are changed to 0x8000 and
up.

/Andreas

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