Re: C states no longer recognized?

2022-02-02 Thread Jan Stary
On Jan 31 14:31:58, bry...@gmail.com wrote:
> On Mon, Jan 31, 2022 at 02:16:20PM +0100, Jan Stary wrote:
> > This is current/amd64 on a PC, dmesgs below.
> > Looking at the diff between a Jan 24 and a Jan 31 dmesg,
> > it seems that the C2 and C3 are no longer recognized:
> > 
> > -acpicpu0 at acpi0: C3(350@96 mwait.1@0x20), C2(500@64 mwait.1@0x10), 
> > C1(1000@1 mwait.1), PSS
> > -acpicpu1 at acpi0: C3(350@96 mwait.1@0x20), C2(500@64 mwait.1@0x10), 
> > C1(1000@1 mwait.1), PSS
> > -acpicpu2 at acpi0: C3(350@96 mwait.1@0x20), C2(500@64 mwait.1@0x10), 
> > C1(1000@1 mwait.1), PSS
> > -acpicpu3 at acpi0: C3(350@96 mwait.1@0x20), C2(500@64 mwait.1@0x10), 
> > C1(1000@1 mwait.1), PSS
> > +acpicpu0 at acpi0: C1(@1 halt!), PSS
> > +acpicpu1 at acpi0: C1(@1 halt!), PSS
> > +acpicpu2 at acpi0: C1(@1 halt!), PSS
> > +acpicpu3 at acpi0: C1(@1 halt!), PSS
> > 
> > Is this expected? Is it related to the recent apm change
> > of always running at full hw.setperf when on AC?
> > 
> > Jan
> 
> Have you changed any settings in the BIOS or upgraded it recently?

No.

With another snapshot and kernel,
the C2 and C3 are back (see below).

Jan


OpenBSD 7.0-current (GENERIC.MP) #0: Wed Feb  2 12:28:33 CET 2022
h...@biblio.stare.cz:/usr/src/sys/arch/amd64/compile/GENERIC.MP
real mem = 10567024640 (10077MB)
avail mem = 10145652736 (9675MB)
random: good seed from bootblocks
mpath0 at root
scsibus0 at mpath0: 256 targets
mainbus0 at root
bios0 at mainbus0: SMBIOS rev. 2.4 @ 0xf0100 (36 entries)
bios0: vendor Award Software International, Inc. version "F2" date 04/20/2011
bios0: Gigabyte Technology Co., Ltd. Z68MX-UD2H-B3
acpi0 at bios0: ACPI 1.0
acpi0: sleep states S0 S3 S4 S5
acpi0: tables DSDT FACP HPET MCFG ASPT SSPT EUDS MATS TAMG APIC SSDT MATS
acpi0: wakeup devices PCI0(S5) PEX0(S5) PEX1(S5) PEX2(S5) PEX3(S5) PEX4(S5) 
PEX5(S5) PEX6(S5) PEX7(S5) HUB0(S5) UAR1(S3) USBE(S3) USE2(S3) AZAL(S5)
acpitimer0 at acpi0: 3579545 Hz, 24 bits
acpihpet0 at acpi0: 14318179 Hz
acpimcfg0 at acpi0
acpimcfg0: addr 0xf400, bus 0-63
acpimadt0 at acpi0 addr 0xfee0: PC-AT compat
cpu0 at mainbus0: apid 0 (boot processor)
cpu0: Intel(R) Core(TM) i5-2400 CPU @ 3.10GHz, 3611.08 MHz, 06-2a-07
cpu0: 
FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CFLUSH,DS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,PBE,SSE3,PCLMUL,DTES64,MWAIT,DS-CPL,VMX,SMX,EST,TM2,SSSE3,CX16,xTPR,PDCM,PCID,SSE4.1,SSE4.2,x2APIC,POPCNT,DEADLINE,AES,XSAVE,AVX,NXE,RDTSCP,LONG,LAHF,PERF,ITSC,MD_CLEAR,IBRS,IBPB,STIBP,L1DF,SSBD,SENSOR,ARAT,XSAVEOPT,MELTDOWN
cpu0: 256KB 64b/line 8-way L2 cache
cpu0: smt 0, core 0, package 0
mtrr: Pentium Pro MTRR support, 10 var ranges, 88 fixed ranges
cpu0: apic clock running at 100MHz
cpu0: mwait min=64, max=64, C-substates=0.2.1.1, IBE
cpu1 at mainbus0: apid 2 (application processor)
cpu1: Intel(R) Core(TM) i5-2400 CPU @ 3.10GHz, 3610.62 MHz, 06-2a-07
cpu1: 
FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CFLUSH,DS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,PBE,SSE3,PCLMUL,DTES64,MWAIT,DS-CPL,VMX,SMX,EST,TM2,SSSE3,CX16,xTPR,PDCM,PCID,SSE4.1,SSE4.2,x2APIC,POPCNT,DEADLINE,AES,XSAVE,AVX,NXE,RDTSCP,LONG,LAHF,PERF,ITSC,MD_CLEAR,IBRS,IBPB,STIBP,L1DF,SSBD,SENSOR,ARAT,XSAVEOPT,MELTDOWN
cpu1: 256KB 64b/line 8-way L2 cache
cpu1: smt 0, core 1, package 0
cpu2 at mainbus0: apid 4 (application processor)
cpu2: Intel(R) Core(TM) i5-2400 CPU @ 3.10GHz, 3610.61 MHz, 06-2a-07
cpu2: 
FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CFLUSH,DS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,PBE,SSE3,PCLMUL,DTES64,MWAIT,DS-CPL,VMX,SMX,EST,TM2,SSSE3,CX16,xTPR,PDCM,PCID,SSE4.1,SSE4.2,x2APIC,POPCNT,DEADLINE,AES,XSAVE,AVX,NXE,RDTSCP,LONG,LAHF,PERF,ITSC,MD_CLEAR,IBRS,IBPB,STIBP,L1DF,SSBD,SENSOR,ARAT,XSAVEOPT,MELTDOWN
cpu2: 256KB 64b/line 8-way L2 cache
cpu2: smt 0, core 2, package 0
cpu3 at mainbus0: apid 6 (application processor)
cpu3: Intel(R) Core(TM) i5-2400 CPU @ 3.10GHz, 3610.61 MHz, 06-2a-07
cpu3: 
FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CFLUSH,DS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,PBE,SSE3,PCLMUL,DTES64,MWAIT,DS-CPL,VMX,SMX,EST,TM2,SSSE3,CX16,xTPR,PDCM,PCID,SSE4.1,SSE4.2,x2APIC,POPCNT,DEADLINE,AES,XSAVE,AVX,NXE,RDTSCP,LONG,LAHF,PERF,ITSC,MD_CLEAR,IBRS,IBPB,STIBP,L1DF,SSBD,SENSOR,ARAT,XSAVEOPT,MELTDOWN
cpu3: 256KB 64b/line 8-way L2 cache
cpu3: smt 0, core 3, package 0
ioapic0 at mainbus0: apid 2 pa 0xfec0, version 20, 24 pins, remapped
acpiprt0 at acpi0: bus 0 (PCI0)
acpiprt1 at acpi0: bus 1 (PEG0)
acpiprt2 at acpi0: bus -1 (PEG1)
acpiprt3 at acpi0: bus 2 (PEX0)
acpiprt4 at acpi0: bus -1 (PEX1)
acpiprt5 at acpi0: bus -1 (PEX2)
acpiprt6 at acpi0: bus 3 (PEX3)
acpiprt7 at acpi0: bus 4 (PEX4)
acpiprt8 at acpi0: bus 5 (PEX5)
acpiprt9 at acpi0: bus 6 (PEX6)
acpiprt10 at acpi0: bus 7 (PEX7)
acpibtn0 at acpi0: PWRB
acpipci0 at acpi0 PCI0
acpicmos0 at acpi0
com0 at acpi0 UAR1 addr 0x3f8/0x8 irq 4: ns16550a, 16 byte fifo
"pnp0c14" at acpi0 not configured
acpicpu0 at acpi0: C3(350@96 

Re: C states no longer recognized?

2022-01-31 Thread Bryan Steele
On Mon, Jan 31, 2022 at 02:16:20PM +0100, Jan Stary wrote:
> This is current/amd64 on a PC, dmesgs below.
> Looking at the diff between a Jan 24 and a Jan 31 dmesg,
> it seems that the C2 and C3 are no longer recognized:
> 
> -acpicpu0 at acpi0: C3(350@96 mwait.1@0x20), C2(500@64 mwait.1@0x10), 
> C1(1000@1 mwait.1), PSS
> -acpicpu1 at acpi0: C3(350@96 mwait.1@0x20), C2(500@64 mwait.1@0x10), 
> C1(1000@1 mwait.1), PSS
> -acpicpu2 at acpi0: C3(350@96 mwait.1@0x20), C2(500@64 mwait.1@0x10), 
> C1(1000@1 mwait.1), PSS
> -acpicpu3 at acpi0: C3(350@96 mwait.1@0x20), C2(500@64 mwait.1@0x10), 
> C1(1000@1 mwait.1), PSS
> +acpicpu0 at acpi0: C1(@1 halt!), PSS
> +acpicpu1 at acpi0: C1(@1 halt!), PSS
> +acpicpu2 at acpi0: C1(@1 halt!), PSS
> +acpicpu3 at acpi0: C1(@1 halt!), PSS
> 
> Is this expected? Is it related to the recent apm change
> of always running at full hw.setperf when on AC?
> 
>   Jan

Have you changed any settings in the BIOS or upgraded it recently? I've
seen this disable "Global C-state control" knob on some boards, not sure
if they'll find this on Intel boards or not.

-Bryan.

> 
> OpenBSD 7.0-current (GENERIC.MP) #0: Mon Jan 24 14:30:19 CET 2022
> h...@biblio.stare.cz:/usr/src/sys/arch/amd64/compile/GENERIC.MP
> real mem = 8419540992 (8029MB)
> avail mem = 8078901248 (7704MB)
> random: good seed from bootblocks
> mpath0 at root
> scsibus0 at mpath0: 256 targets
> mainbus0 at root
> bios0 at mainbus0: SMBIOS rev. 2.4 @ 0xf0100 (36 entries)
> bios0: vendor Award Software International, Inc. version "F2" date 04/20/2011
> bios0: Gigabyte Technology Co., Ltd. Z68MX-UD2H-B3
> acpi0 at bios0: ACPI 1.0
> acpi0: sleep states S0 S3 S4 S5
> acpi0: tables DSDT FACP HPET MCFG ASPT SSPT EUDS MATS TAMG APIC SSDT MATS
> acpi0: wakeup devices PCI0(S5) PEX0(S5) PEX1(S5) PEX2(S5) PEX3(S5) PEX4(S5) 
> PEX5(S5) PEX6(S5) PEX7(S5) HUB0(S5) UAR1(S3) USBE(S3) USE2(S3) AZAL(S5)
> acpitimer0 at acpi0: 3579545 Hz, 24 bits
> acpihpet0 at acpi0: 14318179 Hz
> acpimcfg0 at acpi0
> acpimcfg0: addr 0xf400, bus 0-63
> acpimadt0 at acpi0 addr 0xfee0: PC-AT compat
> cpu0 at mainbus0: apid 0 (boot processor)
> cpu0: Intel(R) Core(TM) i5-2400 CPU @ 3.10GHz, 3611.09 MHz, 06-2a-07
> cpu0: 
> FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CFLUSH,DS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,PBE,SSE3,PCLMUL,DTES64,MWAIT,DS-CPL,VMX,SMX,EST,TM2,SSSE3,CX16,xTPR,PDCM,PCID,SSE4.1,SSE4.2,x2APIC,POPCNT,DEADLINE,AES,XSAVE,AVX,NXE,RDTSCP,LONG,LAHF,PERF,ITSC,MD_CLEAR,IBRS,IBPB,STIBP,L1DF,SSBD,SENSOR,ARAT,XSAVEOPT,MELTDOWN
> cpu0: 256KB 64b/line 8-way L2 cache
> cpu0: smt 0, core 0, package 0
> mtrr: Pentium Pro MTRR support, 10 var ranges, 88 fixed ranges
> cpu0: apic clock running at 100MHz
> cpu0: mwait min=64, max=64, C-substates=0.2.1.1, IBE
> cpu1 at mainbus0: apid 2 (application processor)
> cpu1: Intel(R) Core(TM) i5-2400 CPU @ 3.10GHz, 3610.61 MHz, 06-2a-07
> cpu1: 
> FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CFLUSH,DS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,PBE,SSE3,PCLMUL,DTES64,MWAIT,DS-CPL,VMX,SMX,EST,TM2,SSSE3,CX16,xTPR,PDCM,PCID,SSE4.1,SSE4.2,x2APIC,POPCNT,DEADLINE,AES,XSAVE,AVX,NXE,RDTSCP,LONG,LAHF,PERF,ITSC,MD_CLEAR,IBRS,IBPB,STIBP,L1DF,SSBD,SENSOR,ARAT,XSAVEOPT,MELTDOWN
> cpu1: 256KB 64b/line 8-way L2 cache
> cpu1: smt 0, core 1, package 0
> cpu2 at mainbus0: apid 4 (application processor)
> cpu2: Intel(R) Core(TM) i5-2400 CPU @ 3.10GHz, 3610.61 MHz, 06-2a-07
> cpu2: 
> FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CFLUSH,DS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,PBE,SSE3,PCLMUL,DTES64,MWAIT,DS-CPL,VMX,SMX,EST,TM2,SSSE3,CX16,xTPR,PDCM,PCID,SSE4.1,SSE4.2,x2APIC,POPCNT,DEADLINE,AES,XSAVE,AVX,NXE,RDTSCP,LONG,LAHF,PERF,ITSC,MD_CLEAR,IBRS,IBPB,STIBP,L1DF,SSBD,SENSOR,ARAT,XSAVEOPT,MELTDOWN
> cpu2: 256KB 64b/line 8-way L2 cache
> cpu2: smt 0, core 2, package 0
> cpu3 at mainbus0: apid 6 (application processor)
> cpu3: Intel(R) Core(TM) i5-2400 CPU @ 3.10GHz, 3610.61 MHz, 06-2a-07
> cpu3: 
> FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CFLUSH,DS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,PBE,SSE3,PCLMUL,DTES64,MWAIT,DS-CPL,VMX,SMX,EST,TM2,SSSE3,CX16,xTPR,PDCM,PCID,SSE4.1,SSE4.2,x2APIC,POPCNT,DEADLINE,AES,XSAVE,AVX,NXE,RDTSCP,LONG,LAHF,PERF,ITSC,MD_CLEAR,IBRS,IBPB,STIBP,L1DF,SSBD,SENSOR,ARAT,XSAVEOPT,MELTDOWN
> cpu3: 256KB 64b/line 8-way L2 cache
> cpu3: smt 0, core 3, package 0
> ioapic0 at mainbus0: apid 2 pa 0xfec0, version 20, 24 pins, remapped
> acpiprt0 at acpi0: bus 0 (PCI0)
> acpiprt1 at acpi0: bus 1 (PEG0)
> acpiprt2 at acpi0: bus -1 (PEG1)
> acpiprt3 at acpi0: bus 2 (PEX0)
> acpiprt4 at acpi0: bus -1 (PEX1)
> acpiprt5 at acpi0: bus -1 (PEX2)
> acpiprt6 at acpi0: bus 3 (PEX3)
> acpiprt7 at acpi0: bus 4 (PEX4)
> acpiprt8 at acpi0: bus 5 (PEX5)
> acpiprt9 at acpi0: bus 6 (PEX6)
> acpiprt10 at acpi0: bus 7 (PEX7)
> acpibtn0 at acpi0: PWRB
> acpipci0 at acpi0 PCI0
> acpicmos0 at acpi0
> com0 at acpi0 UAR1 addr 0x3f8/0x8 irq 4: ns16550a, 

C states no longer recognized?

2022-01-31 Thread Jan Stary
This is current/amd64 on a PC, dmesgs below.
Looking at the diff between a Jan 24 and a Jan 31 dmesg,
it seems that the C2 and C3 are no longer recognized:

-acpicpu0 at acpi0: C3(350@96 mwait.1@0x20), C2(500@64 mwait.1@0x10), C1(1000@1 
mwait.1), PSS
-acpicpu1 at acpi0: C3(350@96 mwait.1@0x20), C2(500@64 mwait.1@0x10), C1(1000@1 
mwait.1), PSS
-acpicpu2 at acpi0: C3(350@96 mwait.1@0x20), C2(500@64 mwait.1@0x10), C1(1000@1 
mwait.1), PSS
-acpicpu3 at acpi0: C3(350@96 mwait.1@0x20), C2(500@64 mwait.1@0x10), C1(1000@1 
mwait.1), PSS
+acpicpu0 at acpi0: C1(@1 halt!), PSS
+acpicpu1 at acpi0: C1(@1 halt!), PSS
+acpicpu2 at acpi0: C1(@1 halt!), PSS
+acpicpu3 at acpi0: C1(@1 halt!), PSS

Is this expected? Is it related to the recent apm change
of always running at full hw.setperf when on AC?

Jan


OpenBSD 7.0-current (GENERIC.MP) #0: Mon Jan 24 14:30:19 CET 2022
h...@biblio.stare.cz:/usr/src/sys/arch/amd64/compile/GENERIC.MP
real mem = 8419540992 (8029MB)
avail mem = 8078901248 (7704MB)
random: good seed from bootblocks
mpath0 at root
scsibus0 at mpath0: 256 targets
mainbus0 at root
bios0 at mainbus0: SMBIOS rev. 2.4 @ 0xf0100 (36 entries)
bios0: vendor Award Software International, Inc. version "F2" date 04/20/2011
bios0: Gigabyte Technology Co., Ltd. Z68MX-UD2H-B3
acpi0 at bios0: ACPI 1.0
acpi0: sleep states S0 S3 S4 S5
acpi0: tables DSDT FACP HPET MCFG ASPT SSPT EUDS MATS TAMG APIC SSDT MATS
acpi0: wakeup devices PCI0(S5) PEX0(S5) PEX1(S5) PEX2(S5) PEX3(S5) PEX4(S5) 
PEX5(S5) PEX6(S5) PEX7(S5) HUB0(S5) UAR1(S3) USBE(S3) USE2(S3) AZAL(S5)
acpitimer0 at acpi0: 3579545 Hz, 24 bits
acpihpet0 at acpi0: 14318179 Hz
acpimcfg0 at acpi0
acpimcfg0: addr 0xf400, bus 0-63
acpimadt0 at acpi0 addr 0xfee0: PC-AT compat
cpu0 at mainbus0: apid 0 (boot processor)
cpu0: Intel(R) Core(TM) i5-2400 CPU @ 3.10GHz, 3611.09 MHz, 06-2a-07
cpu0: 
FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CFLUSH,DS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,PBE,SSE3,PCLMUL,DTES64,MWAIT,DS-CPL,VMX,SMX,EST,TM2,SSSE3,CX16,xTPR,PDCM,PCID,SSE4.1,SSE4.2,x2APIC,POPCNT,DEADLINE,AES,XSAVE,AVX,NXE,RDTSCP,LONG,LAHF,PERF,ITSC,MD_CLEAR,IBRS,IBPB,STIBP,L1DF,SSBD,SENSOR,ARAT,XSAVEOPT,MELTDOWN
cpu0: 256KB 64b/line 8-way L2 cache
cpu0: smt 0, core 0, package 0
mtrr: Pentium Pro MTRR support, 10 var ranges, 88 fixed ranges
cpu0: apic clock running at 100MHz
cpu0: mwait min=64, max=64, C-substates=0.2.1.1, IBE
cpu1 at mainbus0: apid 2 (application processor)
cpu1: Intel(R) Core(TM) i5-2400 CPU @ 3.10GHz, 3610.61 MHz, 06-2a-07
cpu1: 
FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CFLUSH,DS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,PBE,SSE3,PCLMUL,DTES64,MWAIT,DS-CPL,VMX,SMX,EST,TM2,SSSE3,CX16,xTPR,PDCM,PCID,SSE4.1,SSE4.2,x2APIC,POPCNT,DEADLINE,AES,XSAVE,AVX,NXE,RDTSCP,LONG,LAHF,PERF,ITSC,MD_CLEAR,IBRS,IBPB,STIBP,L1DF,SSBD,SENSOR,ARAT,XSAVEOPT,MELTDOWN
cpu1: 256KB 64b/line 8-way L2 cache
cpu1: smt 0, core 1, package 0
cpu2 at mainbus0: apid 4 (application processor)
cpu2: Intel(R) Core(TM) i5-2400 CPU @ 3.10GHz, 3610.61 MHz, 06-2a-07
cpu2: 
FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CFLUSH,DS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,PBE,SSE3,PCLMUL,DTES64,MWAIT,DS-CPL,VMX,SMX,EST,TM2,SSSE3,CX16,xTPR,PDCM,PCID,SSE4.1,SSE4.2,x2APIC,POPCNT,DEADLINE,AES,XSAVE,AVX,NXE,RDTSCP,LONG,LAHF,PERF,ITSC,MD_CLEAR,IBRS,IBPB,STIBP,L1DF,SSBD,SENSOR,ARAT,XSAVEOPT,MELTDOWN
cpu2: 256KB 64b/line 8-way L2 cache
cpu2: smt 0, core 2, package 0
cpu3 at mainbus0: apid 6 (application processor)
cpu3: Intel(R) Core(TM) i5-2400 CPU @ 3.10GHz, 3610.61 MHz, 06-2a-07
cpu3: 
FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CFLUSH,DS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,PBE,SSE3,PCLMUL,DTES64,MWAIT,DS-CPL,VMX,SMX,EST,TM2,SSSE3,CX16,xTPR,PDCM,PCID,SSE4.1,SSE4.2,x2APIC,POPCNT,DEADLINE,AES,XSAVE,AVX,NXE,RDTSCP,LONG,LAHF,PERF,ITSC,MD_CLEAR,IBRS,IBPB,STIBP,L1DF,SSBD,SENSOR,ARAT,XSAVEOPT,MELTDOWN
cpu3: 256KB 64b/line 8-way L2 cache
cpu3: smt 0, core 3, package 0
ioapic0 at mainbus0: apid 2 pa 0xfec0, version 20, 24 pins, remapped
acpiprt0 at acpi0: bus 0 (PCI0)
acpiprt1 at acpi0: bus 1 (PEG0)
acpiprt2 at acpi0: bus -1 (PEG1)
acpiprt3 at acpi0: bus 2 (PEX0)
acpiprt4 at acpi0: bus -1 (PEX1)
acpiprt5 at acpi0: bus -1 (PEX2)
acpiprt6 at acpi0: bus 3 (PEX3)
acpiprt7 at acpi0: bus 4 (PEX4)
acpiprt8 at acpi0: bus 5 (PEX5)
acpiprt9 at acpi0: bus 6 (PEX6)
acpiprt10 at acpi0: bus 7 (PEX7)
acpibtn0 at acpi0: PWRB
acpipci0 at acpi0 PCI0
acpicmos0 at acpi0
com0 at acpi0 UAR1 addr 0x3f8/0x8 irq 4: ns16550a, 16 byte fifo
"pnp0c14" at acpi0 not configured
acpicpu0 at acpi0: C3(350@96 mwait.1@0x20), C2(500@64 mwait.1@0x10), C1(1000@1 
mwait.1), PSS
acpicpu1 at acpi0: C3(350@96 mwait.1@0x20), C2(500@64 mwait.1@0x10), C1(1000@1 
mwait.1), PSS
acpicpu2 at acpi0: C3(350@96 mwait.1@0x20), C2(500@64 mwait.1@0x10), C1(1000@1 
mwait.1), PSS
acpicpu3 at acpi0: C3(350@96 mwait.1@0x20), C2(500@64 mwait.1@0x10), C1(1000@1 
mwait.1), PSS
cpu0: