kern/53566: IBM Eserver (245 || 345) + ServeRaid 5i ips driver panic

[Roderick van Domburg]

> Fatal trap 12: page fault while in kernel mode
> fault virtual address   = 0xdeadc0de
> fault code              = supervisor read, page not present
> instruction pointer     = 0x8:0xc04928c0
> stack pointer           = 0x10:0xd63a59bc
> frame pointer           = 0x10:0xd63a59c0
> code segment            = base 0x0, limit 0xfffff, type 0x1b
>                         = DPL 0, pres 1, def32 1, gran 1
> processor eflags        = resume, IOPL = 0
> current process         = 29 (irq9: ips0)
> kernel: type 12 trap, code=0

This seems to be the same thing that happens to the Compaq Smart Array ida
driver at the exact same spot (filed in PR kern/53245).

Other references:

http://lists.freebsd.org/pipermail/freebsd-current/2003-June/004852.html

http://lists.freebsd.org/pipermail/freebsd-current/2003-June/004852.html

It would be great if this thing could be sorted out. It has prevented me
from booting FreeBSD 5 on many ProLiant servers.

Regards,

Roderick