amd64/140506: Invalid freq for Enhanced Speedstep on Intel(R) Xeon(R) CPU E5506

[Steve Polyack]

>Number:         140506
>Category:       amd64
>Synopsis:       Invalid freq for Enhanced Speedstep on Intel(R) Xeon(R) CPU E5506
>Confidential:   no
>Severity:       non-critical
>Priority:       low
>Responsible:    freebsd-amd64
>State:          open
>Quarter:        
>Keywords:       
>Date-Required:
>Class:          sw-bug
>Submitter-Id:   current-users
>Arrival-Date:   Thu Nov 12 15:50:01 UTC 2009
>Closed-Date:
>Last-Modified:
>Originator:     Steve Polyack
>Release:        9-CURRENT (11/11/2009)
>Organization:
Collaborative Fusion, Inc.
>Environment:
FreeBSD #### 9.0-CURRENT FreeBSD 9.0-CURRENT #2: Wed Nov 11 14:52:42 EST 2009     root@####:/usr/obj/zstore/src/sys/####  amd64

>Description:
Various enhanced speedstep states reported by the processor are marked as invalid by FreeBSD during boot:
# dmesg | egrep ^est 
est0: <Enhanced SpeedStep Frequency Control> on cpu0
est0: Invalid id16 (set, cur) = (15, 16)
est0: Invalid freq 2000, ignored.
est0: Invalid id16 (set, cur) = (14, 16)
est0: Invalid freq 1867, ignored.
est0: Invalid id16 (set, cur) = (13, 16)
est0: Invalid freq 1733, ignored.
est0: Invalid id16 (set, cur) = (12, 16)
est0: Invalid freq 1600, ignored.
est1: <Enhanced SpeedStep Frequency Control> on cpu1
est1: Invalid id16 (set, cur) = (15, 16)
est1: Invalid freq 2000, ignored.
est1: Invalid id16 (set, cur) = (14, 16)
est1: Invalid freq 1867, ignored.
est1: Invalid id16 (set, cur) = (13, 16)
est1: Invalid freq 1733, ignored.
est1: Invalid id16 (set, cur) = (12, 16)
est1: Invalid freq 1600, ignored.
est2: <Enhanced SpeedStep Frequency Control> on cpu2
est2: Invalid id16 (set, cur) = (15, 16)
est2: Invalid freq 2000, ignored.
est2: Invalid id16 (set, cur) = (14, 16)
est2: Invalid freq 1867, ignored.
est2: Invalid id16 (set, cur) = (13, 16)
est2: Invalid freq 1733, ignored.
est2: Invalid id16 (set, cur) = (12, 16)
est2: Invalid freq 1600, ignored.
est3: <Enhanced SpeedStep Frequency Control> on cpu3
est3: Invalid id16 (set, cur) = (15, 16)
est3: Invalid freq 2000, ignored.
est3: Invalid id16 (set, cur) = (14, 16)
est3: Invalid freq 1867, ignored.
est3: Invalid id16 (set, cur) = (13, 16)
est3: Invalid freq 1733, ignored.
est3: Invalid id16 (set, cur) = (12, 16)
est3: Invalid freq 1600, ignored.

# sysctl dev.est
dev.est.0.%desc: Enhanced SpeedStep Frequency Control
dev.est.0.%driver: est
dev.est.0.%parent: cpu0
dev.est.0.freq_settings: 2133/80000
dev.est.1.%desc: Enhanced SpeedStep Frequency Control
dev.est.1.%driver: est
dev.est.1.%parent: cpu1
dev.est.1.freq_settings: 2133/80000
dev.est.2.%desc: Enhanced SpeedStep Frequency Control
dev.est.2.%driver: est
dev.est.2.%parent: cpu2
dev.est.2.freq_settings: 2133/80000
dev.est.3.%desc: Enhanced SpeedStep Frequency Control
dev.est.3.%driver: est
dev.est.3.%parent: cpu3
dev.est.3.freq_settings: 2133/80000

# sysctl dev.cpu
dev.cpu.0.%desc: ACPI CPU
dev.cpu.0.%driver: cpu
dev.cpu.0.%location: handle=\_PR_.P001
dev.cpu.0.%pnpinfo: _HID=none _UID=0
dev.cpu.0.%parent: acpi0
dev.cpu.0.freq: 2133
dev.cpu.0.freq_levels: 2133/80000 1866/70000 1599/60000 1333/50000 1066/40000 799/30000 533/20000 266/10000
dev.cpu.0.cx_supported: C1/3 C2/205 C3/245
dev.cpu.0.cx_lowest: C1
dev.cpu.0.cx_usage: 100.00% 0.00% 0.00% last 500us
dev.cpu.1.%desc: ACPI CPU
dev.cpu.1.%driver: cpu
dev.cpu.1.%location: handle=\_PR_.P002
dev.cpu.1.%pnpinfo: _HID=none _UID=0
dev.cpu.1.%parent: acpi0
dev.cpu.1.cx_supported: C1/3 C2/205 C3/245
dev.cpu.1.cx_lowest: C1
dev.cpu.1.cx_usage: 100.00% 0.00% 0.00% last 500us
dev.cpu.2.%desc: ACPI CPU
dev.cpu.2.%driver: cpu
dev.cpu.2.%location: handle=\_PR_.P003
dev.cpu.2.%pnpinfo: _HID=none _UID=0
dev.cpu.2.%parent: acpi0
dev.cpu.2.cx_supported: C1/3 C2/205 C3/245
dev.cpu.2.cx_lowest: C1
dev.cpu.2.cx_usage: 100.00% 0.00% 0.00% last 500us
dev.cpu.3.%desc: ACPI CPU
dev.cpu.3.%driver: cpu
dev.cpu.3.%location: handle=\_PR_.P004
dev.cpu.3.%pnpinfo: _HID=none _UID=0
dev.cpu.3.%parent: acpi0
dev.cpu.3.cx_supported: C1/3 C2/205 C3/245
dev.cpu.3.cx_lowest: C1
dev.cpu.3.cx_usage: 100.00% 0.00% 0.00% last 500us

dmesg:
CPU: Intel(R) Xeon(R) CPU           E5506  @ 2.13GHz (2133.42-MHz K8-class CPU)
  Origin = "GenuineIntel"  Id = 0x106a5  Stepping = 5
Features=0xbfebfbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CLFLUSH,DTS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,PBE>  Features2=0x9ce3bd<SSE3,DTES64,MON,DS_CPL,VMX,EST,TM2,SSSE3,CX16,xTPR,PDCM,DCA,SSE4.1,SSE4.2,POPCNT>
  AMD Features=0x28100800<SYSCALL,NX,RDTSCP,LM>
  AMD Features2=0x1<LAHF>
  TSC: P-state invariant

The motherboard is a SuperMicro MBD-X8DTL-iF-O Dual LGA 1366 Intel 5500.

>How-To-Repeat:
Get a LGA 1366 motherboard, an Intel Xeon E5506 CPU, and install 9-CURRENT!  I'm unsure if 8.0-RC2 or 7-STABLE report the same thing.
>Fix:


>Release-Note:
>Audit-Trail:
>Unformatted: