<-- trim
+ Mike
Hi,
> We've received reports about this and this seems to be some
> dependency between linux ACPI debugging and ACPICA code. We'll
> have a better solution but please try the following for now:
There seems to have been an unexpected divergence between Linux and
ACPICA that caused these debug messages to be dumped to the logs.
Linux should set this variable independent of ACPICA defaults...
Please give this a try:
diff --git a/drivers/acpi/bus.c b/drivers/acpi/bus.c
index 5c093ce01bcd..147f6c7ea59c 100644
--- a/drivers/acpi/bus.c
+++ b/drivers/acpi/bus.c
@@ -1029,6 +1029,9 @@ void __init acpi_early_init(void)
acpi_permanent_mmap = true;
+ /* Initialize debug output. Linux does not use ACPICA defaults */
+ acpi_dbg_level = ACPI_LV_INFO | ACPI_LV_REPAIR;
+
#ifdef CONFIG_X86
/*
* If the machine falls into the DMI check table,
>
> diff --git a/include/acpi/acoutput.h b/include/acpi/acoutput.h index
> 6db9a6d40c85..b1196a260620 100644
> --- a/include/acpi/acoutput.h
> +++ b/include/acpi/acoutput.h
> @@ -150,7 +150,7 @@
>
> /* Defaults for debug_level, debug and normal */
>
> -#define ACPI_DEBUG_DEFAULT (ACPI_LV_INIT |
> ACPI_LV_DEBUG_OBJECT | ACPI_LV_EVALUATION |
> ACPI_LV_REPAIR)
> +#define ACPI_DEBUG_DEFAULT (ACPI_LV_INFO |
> ACPI_LV_REPAIR)
> #define ACPI_NORMAL_DEFAULT (ACPI_LV_INIT |
> ACPI_LV_DEBUG_OBJECT | ACPI_LV_REPAIR)
> #define ACPI_DEBUG_ALL (ACPI_LV_AML_DISASSEMBLE |
> ACPI_LV_ALL_EXCEPTIONS | ACPI_LV_ALL)
>
> Thanks,
> Erik
> >
> > Alex
> >
> > Appendix A: Debug entry from dmesg:
> >
> > [ 1.608169] pci 0000:d9:07.0: [10b5:9733] type 01 class 0x060400
> > [ 1.608212] ACPI Debug: "_HPX"
> > [ 1.608243] ACPI Debug: Package (Contains 0x04 Elements):
> > [ 1.608244] ACPI Debug: (00) Package (Contains 0x12 Elements):
> > [ 1.608246] ACPI Debug: (00) 0x0000000000000002
> > [ 1.608247] ACPI Debug: (01) 0x0000000000000001
> > [ 1.608248] ACPI Debug: (02) 0x00000000FC000FCF
> > [ 1.608249] ACPI Debug: (03) 0x0000000003A10000
> > [ 1.608250] ACPI Debug: (04) 0x00000000FC000FCF
> > [ 1.608251] ACPI Debug: (05) 0x00000000004EF030
> > [ 1.608253] ACPI Debug: (06) 0x00000000FFFF0E3E
> > [ 1.608254] ACPI Debug: (07) 0x000000000000F1C1
> > [ 1.608255] ACPI Debug: (08) 0x00000000FFFFFFFF
> > [ 1.608256] ACPI Debug: (09) 0x0000000000000000
> > [ 1.608257] ACPI Debug: (10) 0x000000000000FFF1
> > [ 1.608258] ACPI Debug: (11) 0x000000000000000E
> > [ 1.608260] ACPI Debug: (12) 0x000000000000FFFF
> > [ 1.608261] ACPI Debug: (13) 0x0000000000000000
> > [ 1.608262] ACPI Debug: (14) 0x00000000FFFFC010
> > [ 1.608263] ACPI Debug: (15) 0x0000000000001BC0
> > [ 1.608264] ACPI Debug: (16) 0x00000000FFFFC010
> > [ 1.608265] ACPI Debug: (17) 0x000000000000242F
> > [ 1.608267] ACPI Debug: (01) Package (Contains 0x11 Elements):
> > [ 1.608268] ACPI Debug: (00) 0x0000000000000003
> > [ 1.608269] ACPI Debug: (01) 0x0000000000000001
> > [ 1.608270] ACPI Debug: (02) 0x0000000000000001
> > [ 1.608271] ACPI Debug: (03) 0x00000000000001FF
> > [ 1.608273] ACPI Debug: (04) 0x0000000000000003
> > [ 1.608274] ACPI Debug: (05) 0x0000000000000001
> > [ 1.608275] ACPI Debug: (06) 0x0000000000000010
> > [ 1.608276] ACPI Debug: (07) 0x0000000000000012
> > [ 1.608277] ACPI Debug: (08) 0x0000000000000000
> > [ 1.608278] ACPI Debug: (09) 0x0000000000000000
> > [ 1.608280] ACPI Debug: (10) 0x0000000000000000
> > [ 1.608281] ACPI Debug: (11) 0x0000000000000024
> > [ 1.608282] ACPI Debug: (12) 0x0000000000000002
> > [ 1.608283] ACPI Debug: (13) 0x0000000000000002
> > [ 1.608284] ACPI Debug: (14) 0x0000000000000028
> > [ 1.608285] ACPI Debug: (15) 0x00000000FFFFFFF0
> > [ 1.608287] ACPI Debug: (16) 0x0000000000000006
> > [ 1.608288] ACPI Debug: (02) Package (Contains 0x11 Elements):
> > [ 1.608289] ACPI Debug: (00) 0x0000000000000003
> > [ 1.608290] ACPI Debug: (01) 0x0000000000000001
> > [ 1.608291] ACPI Debug: (02) 0x0000000000000001
> > [ 1.608293] ACPI Debug: (03) 0x00000000000001FF
> > [ 1.608294] ACPI Debug: (04) 0x0000000000000003
> > [ 1.608295] ACPI Debug: (05) 0x0000000000000001
> > [ 1.608296] ACPI Debug: (06) 0x0000000000000010
> > [ 1.608297] ACPI Debug: (07) 0x0000000000000012
> > [ 1.608298] ACPI Debug: (08) 0x0000000000000000
> > [ 1.608300] ACPI Debug: (09) 0x0000000000000000
> > [ 1.608301] ACPI Debug: (10) 0x0000000000000000
> > [ 1.608302] ACPI Debug: (11) 0x0000000000000024
> > [ 1.608303] ACPI Debug: (12) 0x0000000000000006
> > [ 1.608304] ACPI Debug: (13) 0x0000000000000004
> > [ 1.608305] ACPI Debug: (14) 0x0000000000000028
> > [ 1.608307] ACPI Debug: (15) 0x00000000FFFFFFF0
> > [ 1.608308] ACPI Debug: (16) 0x0000000000000009
> > [ 1.608309] ACPI Debug: (03) Package (Contains 0x11 Elements):
> > [ 1.608310] ACPI Debug: (00) 0x0000000000000003
> > [ 1.608311] ACPI Debug: (01) 0x0000000000000001
> > [ 1.608313] ACPI Debug: (02) 0x0000000000000001
> > [ 1.608314] ACPI Debug: (03) 0x00000000000001FF
> > [ 1.608315] ACPI Debug: (04) 0x0000000000000003
> > [ 1.608316] ACPI Debug: (05) 0x0000000000000001
> > [ 1.608317] ACPI Debug: (06) 0x0000000000000010
> > [ 1.608318] ACPI Debug: (07) 0x0000000000000012
> > [ 1.608320] ACPI Debug: (08) 0x0000000000000000
> > [ 1.608321] ACPI Debug: (09) 0x0000000000000000
> > [ 1.608322] ACPI Debug: (10) 0x0000000000000000
> > [ 1.608323] ACPI Debug: (11) 0x0000000000000024
> > [ 1.608324] ACPI Debug: (12) 0x000000000000000E
> > [ 1.608325] ACPI Debug: (13) 0x0000000000000008
> > [ 1.608326] ACPI Debug: (14) 0x0000000000000028
> > [ 1.608328] ACPI Debug: (15) 0x00000000FFFFFFF0
> > [ 1.608329] ACPI Debug: (16) 0x000000000000000D
> > [ 1.608352] acpi_run_hpx: Type 3 record not supported
> > [ 1.608391] pci 0000:d9:07.0: PME# supported from D0 D3hot D3cold
