amd64/179376: xhci ehci irq storm

[Michal Sviba]

The following reply was made to PR amd64/179376; it has been noted by GNATS.

From: Michal Sviba <michal at sviba.cz>
To: bug-followup at FreeBSD.org, michal at sviba.cz
Cc:  
Subject: Re: amd64/179376: xhci ehci irq storm
Date: Tue, 11 Jun 2013 11:12:39 +0200

 no device attached
 
 
 CPU: Intel(R) Core(TM) i5-3570 CPU @ 3.40GHz (3392.37-MHz K8-class CPU)
    Origin = "GenuineIntel"  Id = 0x306a9  Family = 6  Model = 3a 
 Stepping = 9
 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=0x7fbae3ff<SSE3,PCLMULQDQ,DTES64,MON,DS_CPL,VMX,SMX,EST,TM2,SSSE3,CX16,xTPR,PDCM,PCID,SSE4.1,SSE4.2,x2APIC,POPCNT,TSCDLT,AESNI,XSAVE,OSXSAVE,AVX,F16C,RDRAND>
    AMD Features=0x28100800<SYSCALL,NX,RDTSCP,LM>
    AMD Features2=0x1<LAHF>
    TSC: P-state invariant, performance statistics
 real memory  = 17179869184 (16384 MB)
 avail memory = 16401600512 (15641 MB)
 Event timer "LAPIC" quality 600
 ACPI APIC Table: <HPQOEM SLIC-BPC>
 FreeBSD/SMP: Multiprocessor System Detected: 4 CPUs
 FreeBSD/SMP: 1 package(s) x 4 core(s)
   cpu0 (BSP): APIC ID:  0
   cpu1 (AP): APIC ID:  2
   cpu2 (AP): APIC ID:  4
   cpu3 (AP): APIC ID:  6
 ACPI Warning: FADT (revision 5) is longer than ACPI 2.0 version, 
 truncating length 268 to 244 (20110527/tbfadt-320)
 ioapic0 <Version 2.0> irqs 0-23 on motherboard
 kbd1 at kbdmux0
 ctl: CAM Target Layer loaded
 cryptosoft0: <software crypto> on motherboard
 acpi0: <HPQOEM SLIC-BPC> on motherboard
 acpi0: Power Button (fixed)
 acpi0: reservation of 67, 1 (4) failed
 cpu0: <ACPI CPU> on acpi0
 cpu1: <ACPI CPU> on acpi0
 cpu2: <ACPI CPU> on acpi0
 cpu3: <ACPI CPU> on acpi0
 hpet0: <High Precision Event Timer> iomem 0xfed00000-0xfed003ff on acpi0
 Timecounter "HPET" frequency 14318180 Hz quality 950
 Event timer "HPET" frequency 14318180 Hz quality 550
 Event timer "HPET1" frequency 14318180 Hz quality 440
 Event timer "HPET2" frequency 14318180 Hz quality 440
 Event timer "HPET3" frequency 14318180 Hz quality 440
 Event timer "HPET4" frequency 14318180 Hz quality 440
 atrtc0: <AT realtime clock> port 0x70-0x77 irq 8 on acpi0
 atrtc0: Warning: Couldn't map I/O.
 Event timer "RTC" frequency 32768 Hz quality 0
 attimer0: <AT timer> port 0x40-0x43,0x50-0x53 irq 0 on acpi0
 Timecounter "i8254" frequency 1193182 Hz quality 0
 Event timer "i8254" frequency 1193182 Hz quality 100
 Timecounter "ACPI-fast" frequency 3579545 Hz quality 900
 acpi_timer0: <24-bit timer at 3.579545MHz> port 0x408-0x40b on acpi0
 pcib0: <ACPI Host-PCI bridge> port 0xcf8-0xcff on acpi0
 pci0: <ACPI PCI bus> on pcib0
 vgapci0: <VGA-compatible display> port 0xf000-0xf03f mem 
 0xf7800000-0xf7bfffff,0xe0000000-0xefffffff irq 16 at device 2.0 on pci0
 agp0: <IvyBridge desktop GT1 IG> on vgapci0
 agp0: aperture size is 256M, detected 65532k stolen memory
 xhci0: <Intel Panther Point USB 3.0 controller> mem 
 0xf7c20000-0xf7c2ffff irq 16 at device 20.0 on pci0
 xhci0: 32 byte context size.
 usbus0 on xhci0
 pci0: <simple comms> at device 22.0 (no driver attached)
 pci0: <simple comms, UART> at device 22.3 (no driver attached)
 em0: <Intel(R) PRO/1000 Network Connection 7.3.2> port 0xf080-0xf09f mem 
 0xf7c00000-0xf7c1ffff,0xf7c39000-0xf7c39fff irq 20 at device 25.0 on pci0
 em0: Using an MSI interrupt
 em0: Ethernet address: 6c:3b:e5:38:ca:00
 ehci0: <Intel Panther Point USB 2.0 controller> mem 
 0xf7c38000-0xf7c383ff irq 16 at device 26.0 on pci0
 usbus1: EHCI version 1.0
 usbus1 on ehci0
 hdac0: <Intel Panther Point HDA Controller> mem 0xf7c30000-0xf7c33fff 
 irq 22 at device 27.0 on pci0
 ehci1: <Intel Panther Point USB 2.0 controller> mem 
 0xf7c37000-0xf7c373ff irq 23 at device 29.0 on pci0
 usbus2: EHCI version 1.0
 usbus2 on ehci1
 pcib1: <ACPI PCI-PCI bridge> at device 30.0 on pci0
 pci1: <ACPI PCI bus> on pcib1
 isab0: <PCI-ISA bridge> at device 31.0 on pci0
 isa0: <ISA bus> on isab0
 ahci0: <Intel Panther Point AHCI SATA controller> port 
 0xf0d0-0xf0d7,0xf0c0-0xf0c3,0xf0b0-0xf0b7,0xf0a0-0xf0a3,0xf060-0xf07f 
 mem 0xf7c36000-0xf7c367ff irq 19 at device 31.2 on pci0
 ahci0: AHCI v1.30 with 6 6Gbps ports, Port Multiplier not supported
 ahcich0: <AHCI channel> at channel 0 on ahci0
 ahcich1: <AHCI channel> at channel 1 on ahci0
 pci0: <serial bus, SMBus> at device 31.3 (no driver attached)
 acpi_button0: <Power Button> on acpi0
 acpi_tz0: <Thermal Zone> on acpi0
 acpi_tz1: <Thermal Zone> on acpi0
 atkbdc0: <Keyboard controller (i8042)> port 0x60,0x64 irq 1 on acpi0
 atkbd0: <AT Keyboard> irq 1 on atkbdc0
 kbd0 at atkbd0
 atkbd0: [GIANT-LOCKED]
 driver bug: Unable to set devclass (devname: (null))
 uart0: <16550 or compatible> port 0x3f8-0x3ff irq 4 flags 0x10 on acpi0
 orm0: <ISA Option ROM> at iomem 0xce800-0xcf7ff on isa0
 sc0: <System console> at flags 0x100 on isa0
 sc0: VGA <16 virtual consoles, flags=0x300>
 vga0: <Generic ISA VGA> at port 0x3c0-0x3df iomem 0xa0000-0xbffff on isa0
 ppc0: cannot reserve I/O port range
 est0: <Enhanced SpeedStep Frequency Control> on cpu0
 p4tcc0: <CPU Frequency Thermal Control> on cpu0
 est1: <Enhanced SpeedStep Frequency Control> on cpu1
 p4tcc1: <CPU Frequency Thermal Control> on cpu1
 est2: <Enhanced SpeedStep Frequency Control> on cpu2
 p4tcc2: <CPU Frequency Thermal Control> on cpu2
 est3: <Enhanced SpeedStep Frequency Control> on cpu3
 p4tcc3: <CPU Frequency Thermal Control> on cpu3
 Timecounters tick every 1.000 msec
 
 
 -- 
 Michal Sviba