http://defect.opensolaris.org/bz/show_bug.cgi?id=6113
--- Comment #8 from J?rgen Keil <jk at tools.de> 2009-01-15 09:12:47 ---
(In reply to comment #6)
> If cpudrv_pm_get_topspeed() is returning 6, then the _PPC must be returning 6.
> This would wrong if there aren't that many P-states defined in the _PSS. Of
> course, the driver needs to be a little more defensive and handle the case
> where a bad _PPC value is returned. Possibly modify pudrv_pm_get_topspeed() as
> you suggest to return the minimum of the _PPC and the number of P-states.
In kmdb I looked at the value returned in cpu_acpi_cache_ppc(),
and the local ppc variable was set to 6.
I patched that to 3, and the system booted without a panic.
now kstat reports:
module: cpu_info instance: 0
name: cpu_info0 class: misc
brand Intel(r) Core(tm)2 CPU T7200 @
2.00GHz
chip_id 0
clock_MHz 2000
clog_id 0
core_id 0
cpu_type i386
crtime 78,06365423
current_clock_Hz 996000000
family 6
fpu_type i387 compatible
implementation x86 (chipid 0x0 GenuineIntel 6F6 family
6 model 15 step 6 clock 2000 MHz)
model 15
ncore_per_chip 2
ncpu_per_chip 2
pkg_core_id 0
snaptime 388,278860878
state on-line
state_begin 1232038899
stepping 6
supported_frequencies_Hz
996000000:1328000000:1660000000:1992000000
vendor_id GenuineIntel
module: cpu_info instance: 1
name: cpu_info1 class: misc
brand Intel(r) Core(tm)2 CPU T7200 @
2.00GHz
chip_id 0
clock_MHz 2000
clog_id 1
core_id 1
cpu_type i386
crtime 156,090194186
current_clock_Hz 996000000
family 6
fpu_type i387 compatible
implementation x86 (chipid 0x0 GenuineIntel 6F6 family
6 model 15 step 6 clock 2000 MHz)
model 15
ncore_per_chip 2
ncpu_per_chip 2
pkg_core_id 1
snaptime 388,279523718
state on-line
state_begin 1232038977
stepping 6
supported_frequencies_Hz
996000000:1328000000:1660000000:1992000000
vendor_id GenuineIntel
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