Attempting to diagnose suspend/resume issue

Eric McCorkle eric at metricspace.net
Fri Jul 10 20:48:31 UTC 2015 

Complete dmesg trace attached

Correction: it looks like it tries to save the state after the power's
been turned off.

Possibly related: the SD card reader started failing to come back up at
the same patch.

On 07/10/2015 02:10 PM, Adrian Chadd wrote:
> Hi,
> 
> can you post some more debugging showing that the VGA driver is
> restoring the VGA state before the power is applied?
> 
> Thanks!
> 
> 
> -a
> 
> 
> On 9 July 2015 at 21:34, Eric McCorkle <eric at metricspace.net> wrote:
>> A long while ago, I reported my screen not coming back on after resume,
>> shortly after r274386 went in.  Unfortunately, the follow-on patch
>> didn't seem to work for me.
>>
>> (r274386 changed the way devices get powered down/up, and r274397 fixed
>> a typo in r274386 that tried to power down/up the wrong devices.)
>>
>> I finally found the time to try and track this thing down, and I got
>> some information that might prove useful in tracking it down.
>>
>>
>> * The screen comes back up only for syscons in pixel mode up to r274835.
>>  As far as I can tell, it doesn't work for vt in any revision (not as
>> sure about text-mode syscons, but there is at least one revision where
>> it works for pixel mode, but not text mode)
>>
>> * Comparing logs from r274385 and r274397, it seems the likely cause is
>> that the changes in r274386 reordered things so that the VGA driver
>> attempts to restore the state of the card before its power has been
>> turned back on (you can clearly see this happening, and you can see the
>> attempt to restore the state failing).
>>
>> * Suspend/resume works fine in Linux (I'm not sure how to get linux to
>> printout a debug trace similar to debug.bootverbose), so the hardware
>> can't be /that/ broken.
>>
>> * The order in which things happen during resume seems to be different
>> between vt and syscons resumes, though I can't tell where vt restores
>> the state of the card (or the efifb device)
>>
>> My guess as to the likely cause is that vt also tries to restore the
>> state of the card before its power has been turned back on similar to
>> what syscons does after r274386, or else the dual happens during suspend
>> (it tries to save the state after the device is powered down).  It does
>> seem a little wierd that syscons would behave differently in that
>> respect for pixel mode vs text mode, though.
>>
>> I'm open to suggestions as to what to look at next, or theories as to
>> what might be the culprit.  I also have dmesg logs for the various
>> revisions and drivers.
>>
>> Best,
>> Eric
>>
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FreeBSD 11.0-CURRENT #9 r274397: Thu Jul  9 14:27:57 EDT 2015
    root at atom-edge:/usr/obj/usr/src/sys/CUSTOM amd64
FreeBSD clang version 3.4.1 (tags/RELEASE_34/dot1-final 208032) 20140512
CPU: Intel(R) Core(TM) i7-4700MQ CPU @ 2.40GHz (2394.51-MHz K8-class CPU)
  Origin="GenuineIntel"  Id=0x306c3  Family=0x6  Model=0x3c  Stepping=3
  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=0x7fdafbbf<SSE3,PCLMULQDQ,DTES64,MON,DS_CPL,VMX,EST,TM2,SSSE3,<b11>,FMA,CX16,xTPR,PDCM,PCID,SSE4.1,SSE4.2,MOVBE,POPCNT,TSCDLT,AESNI,XSAVE,OSXSAVE,AVX,F16C,RDRAND>
  AMD Features=0x2c100800<SYSCALL,NX,Page1GB,RDTSCP,LM>
  AMD Features2=0x21<LAHF,ABM>
  Structured Extended Features=0x27ab<FSGSBASE,TSCADJ,BMI1,AVX2,SMEP,BMI2,ERMS,INVPCID>
  XSAVE Features=0x1<XSAVEOPT>
  VT-x: (disabled in BIOS) PAT,HLT,MTF,PAUSE,EPT,UG,VPID
  TSC: P-state invariant, performance statistics
real memory  = 8589934592 (8192 MB)
avail memory = 7824838656 (7462 MB)
Event timer "LAPIC" quality 600
ACPI APIC Table: <LENOVO TP-GN   >
FreeBSD/SMP: Multiprocessor System Detected: 8 CPUs
FreeBSD/SMP: 1 package(s) x 4 core(s) x 2 SMT threads
 cpu0 (BSP): APIC ID:  0
 cpu1 (AP): APIC ID:  1
 cpu2 (AP): APIC ID:  2
 cpu3 (AP): APIC ID:  3
 cpu4 (AP): APIC ID:  4
 cpu5 (AP): APIC ID:  5
 cpu6 (AP): APIC ID:  6
 cpu7 (AP): APIC ID:  7
ioapic0 <Version 2.0> irqs 0-23 on motherboard
random: entropy device infrastructure driver
random: selecting highest priority adaptor <Dummy>
kbd1 at kbdmux0
random: SOFT: yarrow init()
random: selecting highest priority adaptor <Yarrow>
random: live provider: "Intel Secure Key RNG"
cryptosoft0: <software crypto> on motherboard
acpi0: <LENOVO TP-GN> on motherboard
acpi_ec0: <Embedded Controller: GPE 0x11, ECDT> port 0x62,0x66 on acpi0
acpi0: Power Button (fixed)
acpi0: reservation of 0, a0000 (3) failed
acpi0: reservation of 100000, 7f900000 (3) failed
cpu0: <ACPI CPU> on acpi0
cpu1: <ACPI CPU> on acpi0
cpu2: <ACPI CPU> on acpi0
cpu3: <ACPI CPU> on acpi0
cpu4: <ACPI CPU> on acpi0
cpu5: <ACPI CPU> on acpi0
cpu6: <ACPI CPU> on acpi0
cpu7: <ACPI CPU> on acpi0
attimer0: <AT timer> port 0x40-0x43 irq 0 on acpi0
Timecounter "i8254" frequency 1193182 Hz quality 0
Event timer "i8254" frequency 1193182 Hz quality 100
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
atrtc0: <AT realtime clock> port 0x70-0x71 irq 8 on acpi0
Event timer "RTC" frequency 32768 Hz quality 0
Timecounter "ACPI-fast" frequency 3579545 Hz quality 900
acpi_timer0: <24-bit timer at 3.579545MHz> port 0x1808-0x180b on acpi0
acpi_lid0: <Control Method Lid Switch> on acpi0
acpi_button0: <Sleep Button> on acpi0
pcib0: <ACPI Host-PCI bridge> port 0xcf8-0xcff on acpi0
pci0: <ACPI PCI bus> on pcib0
pcib1: <ACPI PCI-PCI bridge> irq 16 at device 1.0 on pci0
pci1: <ACPI PCI bus> on pcib1
vgapci0: <VGA-compatible display> port 0x4000-0x407f mem 0xb0000000-0xb0ffffff,0x80000000-0x8fffffff,0x90000000-0x91ffffff irq 16 at device 0.0 on pci1
acpi_video0: <ACPI video extension> on vgapci0
nvidia0: <Quadro K1100M> on vgapci0
vgapci0: child nvidia0 requested pci_enable_io
vgapci0: child nvidia0 requested pci_enable_io
vgapci1: <VGA-compatible display> port 0x5000-0x503f mem 0xb1400000-0xb17fffff,0xa0000000-0xafffffff irq 16 at device 2.0 on pci0
acpi_video1: <ACPI video extension> on vgapci1
agp0: <Haswell mobile GT2> on vgapci1
agp0: aperture size is 256M, detected 32764k stolen memory
vgapci1: Boot video device
hdac0: <Intel Haswell HDA Controller> mem 0xb2a30000-0xb2a33fff irq 16 at device 3.0 on pci0
xhci0: <Intel Lynx Point USB 3.0 controller> mem 0xb2a20000-0xb2a2ffff irq 16 at device 20.0 on pci0
xhci0: 32 byte context size.
xhci0: Port routing mask set to 0xffffffff
usbus0 on xhci0
pci0: <simple comms> at device 22.0 (no driver attached)
em0: <Intel(R) PRO/1000 Network Connection 7.4.2> port 0x5080-0x509f mem 0xb2a00000-0xb2a1ffff,0xb2a3e000-0xb2a3efff irq 20 at device 25.0 on pci0
em0: Using an MSI interrupt
em0: Ethernet address: 54:ee:75:16:eb:9d
hdac1: <Intel Lynx Point HDA Controller> mem 0xb2a34000-0xb2a37fff irq 22 at device 27.0 on pci0
pcib2: <ACPI PCI-PCI bridge> irq 16 at device 28.0 on pci0
pci2: <ACPI PCI bus> on pcib2
sdhci_pci0: <Generic SD HCI> mem 0xb2901000-0xb2901fff,0xb2900000-0xb29007ff irq 16 at device 0.0 on pci2
sdhci_pci0: Hardware doesn't specify timeout clock frequency, setting BROKEN_TIMEOUT quirk.
sdhci_pci0: 1 slot(s) allocated
mmc0: <MMC/SD bus> on sdhci_pci0
pcib3: <ACPI PCI-PCI bridge> irq 17 at device 28.1 on pci0
pci3: <ACPI PCI bus> on pcib3
pci3: <network> at device 0.0 (no driver attached)
pcib4: <ACPI PCI-PCI bridge> irq 18 at device 28.2 on pci0
pci4: <ACPI PCI bus> on pcib4
pcib5: <ACPI PCI-PCI bridge> irq 16 at device 28.4 on pci0
pci6: <ACPI PCI bus> on pcib5
ehci0: <Intel Lynx Point USB 2.0 controller USB-A> mem 0xb2a3d000-0xb2a3d3ff irq 23 at device 29.0 on pci0
usbus1: EHCI version 1.0
usbus1 on ehci0
isab0: <PCI-ISA bridge> at device 31.0 on pci0
isa0: <ISA bus> on isab0
ahci0: <Intel Lynx Point AHCI SATA controller> port 0x50a8-0x50af,0x50b4-0x50b7,0x50a0-0x50a7,0x50b0-0x50b3,0x5060-0x507f mem 0xb2a3c000-0xb2a3c7ff 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
ahcich4: <AHCI channel> at channel 4 on ahci0
ahcich5: <AHCI channel> at channel 5 on ahci0
ahciem0: <AHCI enclosure management bridge> on ahci0
ichsmb0: <Intel Lynx Point SMBus controller> port 0xefa0-0xefbf mem 0xb2a38000-0xb2a380ff irq 18 at device 31.3 on pci0
smbus0: <System Management Bus> on ichsmb0
smb0: <SMBus generic I/O> on smbus0
acpi_tz0: <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]
psm0: <PS/2 Mouse> irq 12 on atkbdc0
psm0: [GIANT-LOCKED]
psm0: model Synaptics Touchpad, device ID 0
battery0: <ACPI Control Method Battery> on acpi0
acpi_acad0: <AC Adapter> on acpi0
acpi_ibm0: <IBM ThinkPad ACPI Extras> on acpi0
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
coretemp0: <CPU On-Die Thermal Sensors> on cpu0
est0: <Enhanced SpeedStep Frequency Control> on cpu0
coretemp1: <CPU On-Die Thermal Sensors> on cpu1
est1: <Enhanced SpeedStep Frequency Control> on cpu1
coretemp2: <CPU On-Die Thermal Sensors> on cpu2
est2: <Enhanced SpeedStep Frequency Control> on cpu2
coretemp3: <CPU On-Die Thermal Sensors> on cpu3
est3: <Enhanced SpeedStep Frequency Control> on cpu3
coretemp4: <CPU On-Die Thermal Sensors> on cpu4
est4: <Enhanced SpeedStep Frequency Control> on cpu4
coretemp5: <CPU On-Die Thermal Sensors> on cpu5
est5: <Enhanced SpeedStep Frequency Control> on cpu5
coretemp6: <CPU On-Die Thermal Sensors> on cpu6
est6: <Enhanced SpeedStep Frequency Control> on cpu6
coretemp7: <CPU On-Die Thermal Sensors> on cpu7
est7: <Enhanced SpeedStep Frequency Control> on cpu7
ZFS filesystem version: 5
ZFS storage pool version: features support (5000)
Timecounters tick every 1.000 msec
hdacc0: <Intel Haswell HDA CODEC> at cad 0 on hdac0
hdaa0: <Intel Haswell Audio Function Group> at nid 1 on hdacc0
pcm0: <Intel Haswell (HDMI/DP 8ch)> at nid 3 on hdaa0
hdacc1: <Realtek (0x0292) HDA CODEC> at cad 0 on hdac1
hdaa1: <Realtek (0x0292) Audio Function Group> at nid 1 on hdacc1
pcm1: <Realtek (0x0292) (Analog 2.0+HP/2.0)> at nid 20,21 and 26 on hdaa1
pcm2: <Realtek (0x0292) (Internal Analog Mic)> at nid 18 on hdaa1
usbus0: 5.0Gbps Super Speed USB v3.0
usbus1: 480Mbps High Speed USB v2.0
ugen1.1: <Intel> at usbus1
uhub0: <Intel EHCI root HUB, class 9/0, rev 2.00/1.00, addr 1> on usbus1
ugen0.1: <0x8086> at usbus0
uhub1: <0x8086 XHCI root HUB, class 9/0, rev 3.00/1.00, addr 1> on usbus0
mmc0: No compatible cards found on bus
ses0 at ahciem0 bus 0 scbus3 target 0 lun 0
ses0: <AHCI SGPIO Enclosure 1.00 0001> SEMB S-E-S 2.00 device
ses0: SEMB SES Device
ada0 at ahcich0 bus 0 scbus0 target 0 lun 0
ada0: <HGST HTS725050A7E630 GH2ZB550> ATA-8 SATA 3.x device
cd0 at ahcich5 bus 0 scbus2 target 0 lun 0
cd0: <MATSHITA DVD-RAM UJ8E2 SB01> Removable CD-ROM SCSI-0 device 
cd0: Serial Number H086 757747
cd0: 150.000MB/s transfers (SATA 1.x, UDMA6, ATAPI 12bytes, PIO 8192bytes)
cd0: Attempt to query device size failed: NOT READY, Medium not present - tray closed
ada0: Serial Number TF655AWH3WBHTL
ada0: 600.000MB/s transfers (SATA 3.x, UDMA6, PIO 8192bytes)
ada0: Command Queueing enabled
ada0: 476940MB (976773168 512 byte sectors: 16H 63S/T 16383C)
ada0: Previously was known as ad4
ada1 at ahcich4 bus 0 scbus1 target 0 lun 0
ada1: <LITEONIT LSS-16L6G DS42202> ATA-8 SATA 3.x device
ada1: Serial Number S0C41154Z1ZSCA151537
ada1: 600.000MB/s transfers (SATA 3.x, UDMA6, PIO 8192bytes)
ada1: Command Queueing enabled
ada1: 15272MB (31277232 512 byte sectors: 16H 63S/T 16383C)
ada1: Previously was known as ad6
random: unblocking device.
SMP: AP CPU #1 Launched!
SMP: AP CPU #7 Launched!
SMP: AP CPU #4 Launched!
SMP: AP CPU #6 Launched!
SMP: AP CPU #3 Launched!
SMP: AP CPU #5 Launched!
SMP: AP CPU #2 Launched!
Timecounter "TSC-low" frequency 1197253390 Hz quality 1000
Root mount waiting for: usbus1 usbus0
uhub1: 21 ports with 21 removable, self powered
uhub0: 3 ports with 3 removable, self powered
Root mount waiting for: usbus1 usbus0
ugen1.2: <vendor 0x8087> at usbus1
uhub2: <vendor 0x8087 product 0x8000, class 9/0, rev 2.00/0.04, addr 2> on usbus1
Root mount waiting for: usbus1 usbus0
uhub2: 8 ports with 8 removable, self powered
Root mount waiting for: usbus0
Root mount waiting for: usbus0
Root mount waiting for: usbus0
Root mount waiting for: usbus0
Root mount waiting for: usbus0
Root mount waiting for: usbus0
Root mount waiting for: usbus0
Root mount waiting for: usbus0
ugen0.2: <Unknown> at usbus0 (disconnected)
Root mount waiting for: usbus0
ugen0.2: <SunplusIT INC.> at usbus0
Trying to mount root from zfs:data/freebsd []...
acpi_timer0: switching timecounter, TSC-low -> ACPI-fast
(ada0:ahcich0:0:0:0): spin-down
(ada1:ahcich4:0:0:0): spin-down
acpi_lid0: wake_prep enabled for \134_SB_.LID_ (S3)
acpi_button0: wake_prep enabled for \134_SB_.SLPB (S3)
pci0:1:0:0: Transition from D0 to D3
pci1: set ACPI power state D3 on \134_SB_.PCI0.PEG_.VID_
pci0:0:1:0: Transition from D0 to D3
pci0: set ACPI power state D3 on \134_SB_.PCI0.PEG_
pci0: failed to set ACPI power state D3 on \134_SB_.PCI0.PEG_: AE_BAD_PARAMETER
pci0:0:2:0: Transition from D0 to D3
pci0: set ACPI power state D3 on \134_SB_.PCI0.VID_
pci0:0:3:0: Transition from D0 to D3
uhub1: at usbus0, port 1, addr 1 (disconnected)
ugen0.2: <SunplusIT INC.> at usbus0 (disconnected)
pci0:0:20:0: Transition from D0 to D3
pci0: set ACPI power state D3 on \134_SB_.PCI0.XHCI
pci0:0:25:0: Transition from D0 to D3
pci0:0:27:0: Transition from D0 to D3
pci0:2:0:0: Transition from D0 to D3
pci0:0:28:0: Transition from D0 to D3
pci0:0:28:1: Transition from D0 to D3
pci0:0:28:2: Transition from D0 to D3
pci0:0:28:4: Transition from D0 to D3
uhub0: at usbus1, port 1, addr 1 (disconnected)
ugen1.2: <vendor 0x8087> at usbus1 (disconnected)
uhub2: at uhub0, port 1, addr 2 (disconnected)
pci0:0:29:0: Transition from D0 to D3
pci0: set ACPI power state D3 on \134_SB_.PCI0.EHC1
vga0: saving 6660 bytes of video state
vga0: failed to save state (nbytes=6660)
vga0: saving color palette
pci0:0:31:2: Transition from D0 to D3
pcib0: failed to set ACPI power state D2 on \134_SB_.PCI0: AE_BAD_PARAMETER
acpi_lid0: wake_prep enabled for \134_SB_.LID_ (S3)
acpi_button0: wake_prep enabled for \134_SB_.SLPB (S3)
cpu0: set ACPI power state D0 on \134_PR_.CPU0
cpu1: set ACPI power state D0 on \134_PR_.CPU1
cpu2: set ACPI power state D0 on \134_PR_.CPU2
cpu3: set ACPI power state D0 on \134_PR_.CPU3
cpu4: set ACPI power state D0 on \134_PR_.CPU4
cpu5: set ACPI power state D0 on \134_PR_.CPU5
cpu6: set ACPI power state D0 on \134_PR_.CPU6
cpu7: set ACPI power state D0 on \134_PR_.CPU7
acpi_sysresource0: set ACPI power state D0 on \134_SB_.MEM_
acpi_sysresource1: set ACPI power state D0 on \134_SB_.PCI0.LPC_.SIO_
attimer0: set ACPI power state D0 on \134_SB_.PCI0.LPC_.TIMR
hpet0: set ACPI power state D0 on \134_SB_.PCI0.LPC_.HPET
atrtc0: set ACPI power state D0 on \134_SB_.PCI0.LPC_.RTC_
acpi_ec0: set ACPI power state D0 on \134_SB_.PCI0.LPC_.EC__
pci_link0: set ACPI power state D0 on \134_SB_.LNKA
pci_link1: set ACPI power state D0 on \134_SB_.LNKB
pci_link2: set ACPI power state D0 on \134_SB_.LNKC
pci_link3: set ACPI power state D0 on \134_SB_.LNKD
pci_link4: set ACPI power state D0 on \134_SB_.LNKE
pci_link5: set ACPI power state D0 on \134_SB_.LNKF
pci_link6: set ACPI power state D0 on \134_SB_.LNKG
pci_link7: set ACPI power state D0 on \134_SB_.LNKH
acpi_lid0: set ACPI power state D0 on \134_SB_.LID_
acpi_button0: set ACPI power state D0 on \134_SB_.SLPB
pcib0: set ACPI power state D0 on \134_SB_.PCI0
acpi_tz0: set ACPI power state D0 on \134_TZ_.THM0
atdma0: set ACPI power state D0 on \134_SB_.PCI0.LPC_.DMAC
fpupnp0: set ACPI power state D0 on \134_SB_.PCI0.LPC_.FPU_
atkbdc0: set ACPI power state D0 on \134_SB_.PCI0.LPC_.KBD_
psmcpnp0: set ACPI power state D0 on \134_SB_.PCI0.LPC_.MOU_
battery0: set ACPI power state D0 on \134_SB_.PCI0.LPC_.EC__.BAT0
acpi_acad0: set ACPI power state D0 on \134_SB_.PCI0.LPC_.EC__.AC__
acpi_ibm0: set ACPI power state D0 on \134_SB_.PCI0.LPC_.EC__.HKEY
pci0: set ACPI power state D0 on \134_SB_.PCI0.PEG_
pci0:0:1:0: Transition from D3 to D0
pci0: set ACPI power state D0 on \134_SB_.PCI0.PEG_
pci1: set ACPI power state D0 on \134_SB_.PCI0.PEG_.VID_
pci0:1:0:0: Transition from D3 to D0
pci0: set ACPI power state D0 on \134_SB_.PCI0.VID_
pci0:0:2:0: Transition from D3 to D0
pci0: set ACPI power state D0 on \134_SB_.PCI0.EXP1
pci0:0:28:0: Transition from D3 to D0
pci0: set ACPI power state D0 on \134_SB_.PCI0.EXP1
pci0:2:0:0: Transition from D3 to D0
sdhci_pci0-slot0: Divider 260 for freq 400000 (max 208000000)
mmc0: Probing bus
mmc0: SD probe: failed
mmc0: MMC probe: failed
mmc0: Current OCR: 0x00000000
mmc0: No compatible cards found on bus
pci0: set ACPI power state D0 on \134_SB_.PCI0.EXP2
pci0:0:28:1: Transition from D3 to D0
pci0: set ACPI power state D0 on \134_SB_.PCI0.EXP2
pci0: set ACPI power state D0 on \134_SB_.PCI0.EXP3
pci0:0:28:2: Transition from D3 to D0
pci0: set ACPI power state D0 on \134_SB_.PCI0.EXP3
pci0: set ACPI power state D0 on \134_SB_.PCI0.EXP5
pci0:0:28:4: Transition from D3 to D0
pci0: set ACPI power state D0 on \134_SB_.PCI0.EXP5
pci0: set ACPI power state D0 on \134_SB_.PCI0.LPC_
pci0: set ACPI power state D0 on \134_SB_.PCI0.B0D3
pci0:0:3:0: Transition from D3 to D0
pci0: set ACPI power state D0 on \134_SB_.PCI0.XHCI
pci0:0:20:0: Transition from D3 to D0
pci0: set ACPI power state D0 on \134_SB_.PCI0.IGBE
pci0:0:25:0: Transition from D3 to D0
em0: Link is Down
em0: link state changed to DOWN
pci0: set ACPI power state D0 on \134_SB_.PCI0.HDEF
pci0:0:27:0: Transition from D3 to D0
hdaa1: Headphones redirection for association 0 nid=21 using unsolicited responses.
xhci0: 32 byte context size.
pci0: set ACPI power state D0 on \134_SB_.PCI0.EHC1
pci0:0:29:0: Transition from D3 to D0
pci0: set ACPI power state D0 on \134_SB_.PCI0.SAT1
pci0:0:31:2: Transition from D3 to D0
ahcich0: AHCI reset...
ahcich0: SATA connect time=100us status=00000133
ahcich0: AHCI reset: device found
ahcich0: AHCI reset: device ready after 1ms
ahcich4: AHCI reset...
ahcich4: SATA connect time=100us status=00000133
ahcich4: AHCI reset: device found
ahcich4: AHCI reset: device ready after 0ms
ahcich5: AHCI reset...
ahcich5: SATA connect time=1800us status=00000113
ahcich5: AHCI reset: device found
ahcich5: AHCI reset: device ready after 0ms
pci0: set ACPI power state D0 on \134_SB_.PCI0.SMBU
atkbd: the current kbd controller command byte 0065
atkbd: keyboard ID 0x54ab (2)
kbdc: RESET_KBD return code:00fa
kbdc: RESET_KBD status:00aa
kbdc: TEST_AUX_PORT status:0000
kbdc: RESET_AUX return code:00fa
kbdc: RESET_AUX status:00aa
kbdc: RESET_AUX ID:0000
(ada0:ahcich0:0:0:0): resume
(ada1:ahcich4:0:0:0): resume
xhci0: acpi_timer0: Port routing mask set to 0xffffffff
restoring timecounter, ACPI-fast -> TSC-low
uhub0: <0x8086 XHCI root HUB, class 9/0, rev 3.00/1.00, addr 1> on usbus0
uhub1: <Intel EHCI root HUB, class 9/0, rev 2.00/1.00, addr 1> on usbus1
uhub0: 21 ports with 21 removable, self powered
uhub1: 3 ports with 3 removable, self powered
em0: Link is up 1000 Mbps Full Duplex
em0: link state changed to UP
ugen1.2: <vendor 0x8087> at usbus1
uhub2: <vendor 0x8087 product 0x8000, class 9/0, rev 2.00/0.04, addr 2> on usbus1
uhub2: 8 ports with 8 removable, self powered
ugen0.2: <Unknown> at usbus0 (disconnected)
ugen0.2: <SunplusIT INC.> at usbus0
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