cvs commit: src/sys/dev/acpica acpi.c acpi_resource.c acpivar.h

David O'Brien obrien at
Tue Aug 24 11:06:22 PDT 2004

On Mon, Aug 23, 2004 at 04:28:42PM +0000, Nate Lawson wrote:
> njl         2004-08-23 16:28:42 UTC
>   FreeBSD src repository
>   Modified files:
>     sys/dev/acpica       acpi.c acpi_resource.c acpivar.h 
>   Log:
>   Rework sysresource management.  Instead of having each sysresource object
>   Tested by:      Pawel Worach <>
>   Tested by:      Radek Kozlowski <>

Tested only on i386, right??

acpi0: <A M I OEMRSDT> on motherboard
acpi0: Power Button (fixed)

Fatal trap 12: page fault while in kernel mode
cpuid = 0; apic id = 00
fault virtual address   = 0x0
fault code              = supervisor read, page not present
instruction pointer     = 0x8:0xffffffff801aa9d6
stack pointer           = 0x10:0xffffffff808ac9d0
frame pointer           = 0x10:0xffffffff808aca00
code segment            = base 0x0, limit 0xfffff, type 0x1b
                        = DPL 0, pres 1, long 1, def32 0, gran 1
processor eflags        = interrupt enabled, resume, IOPL = 0
current process         = 0 (swapper)
[thread 0]
Stopped at      acpi_sysres_attach+0xc6:        decl    %ecx
db> tr
acpi_sysres_attach() at acpi_sysres_attach+0xc6
device_attach() at device_attach+0x292
acpi_probe_child() at acpi_probe_child+0x183
AcpiNsWalkNamespace() at AcpiNsWalkNamespace+0xe6
AcpiWalkNamespace() at AcpiWalkNamespace+0xaf
acpi_attach() at acpi_attach+0x63d
device_attach() at device_attach+0x292
bus_generic_attach() at bus_generic_attach+0x18
nexus_attach() at nexus_attach+0x19
device_attach() at device_attach+0x292
root_bus_configure() at root_bus_configure+0x1e
configure() at configure+0x1f
mi_startup() at mi_startup+0xd3
btext() at btext+0x2c

-- David  (obrien at

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