I am effrayed that to understand 'man pcictl' is for now, beyond my reach.
Code:
Copyright (c) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005,
2006, 2007, 2008, 2009, 2010, 2011, 2012
The NetBSD Foundation, Inc. All rights reserved.
Copyright (c) 1982, 1986, 1989, 1991, 1993
The Regents of the University of California. All rights reserved.
NetBSD 6.0.1 (GENERIC)
total memory = 1917 MB
avail memory = 1847 MB
timecounter: Timecounters tick every 10.000 msec
timecounter: Timecounter "i8254" frequency 1193182 Hz quality 100
Hewlett-Packard HP Pavilion dv2 Notebook PC (F.27 )
mainbus0 (root)
cpu0 at mainbus0 apid 0: AMD Athlon(tm) Neo Processor MV-40, id 0x70ff2
cpu0: SVM disabled by the BIOS
ioapic0 at mainbus0 apid 1: pa 0xfec00000, version 21, 24 pins
acpi0 at mainbus0: Intel ACPICA 20110623
acpi0: X/RSDT: OemId <HPQOEM,SLIC-MPC,06040000>, AslId < LTP,00000000>
ACPI Warning: For \_SB_.PCI0.P2P_._PRT: Return Package has no elements (empty) (20110623/nspredef-507)
ACPI Error: [OSYS] Namespace lookup failure, AE_NOT_FOUND (20110623/psargs-392)
ACPI Error: Method parse/execution failed [\_SB_.PCI0.ACEL._STA] (Node 0xfffffe80772e2e50), AE_NOT_FOUND (20110623/psparse-560)
ACPI Error: [OSYS] Namespace lookup failure, AE_NOT_FOUND (20110623/psargs-392)
ACPI Error: Method parse/execution failed [\_SB_.PCI0.ACEL._STA] (Node 0xfffffe80772e2e50), AE_NOT_FOUND (20110623/psparse-560)
acpi0: SCI interrupting at int 9
timecounter: Timecounter "ACPI-Fast" frequency 3579545 Hz quality 1000
ACPI Error: [OSYS] Namespace lookup failure, AE_NOT_FOUND (20110623/psargs-392)
ACPI Error: Method parse/execution failed [\_SB_.PCI0.ACEL._STA] (Node 0xfffffe80772e2e50), AE_NOT_FOUND (20110623/psparse-560)
hpet0 at acpi0: high precision event timer (mem 0xfed00000-0xfed00400)
timecounter: Timecounter "hpet0" frequency 14318180 Hz quality 2000
acpiec0 at acpi0 (EC, PNP0C09): io 0x62,0x66
acpibut0 at acpi0 (PWRB, PNP0C0C): ACPI Power Button
acpibut1 at acpi0 (SLPB, PNP0C0E): ACPI Sleep Button
acpilid0 at acpi0 (LID, PNP0C0D): ACPI Lid Switch
MEMR (PNP0C02) at acpi0 not configured
acpiacad0 at acpi0 (AC, ACPI0003): ACPI AC Adapter
acpibat0 at acpi0 (BAT0, PNP0C0A-1): ACPI Battery
acpibat0: Hewlett-Packard Li rechargeable battery
acpibat0: granularity: low->warn 0.483 Wh, warn->full 0.483 Wh
attimer1 at acpi0 (TIME, PNP0100): io 0x40-0x43 irq 0
pckbc1 at acpi0 (KBC0, PNP0303) (kbd port): io 0x60,0x64 irq 1
pckbc2 at acpi0 (MSE0, AUI2400) (aux port): irq 12
SYSR (PNP0C02) at acpi0 not configured
MEM (PNP0C01) at acpi0 not configured
acpivga0 at acpi0 (VGA): ACPI Display Adapter
acpiout0 at acpivga0 (CRT, 0x0100): ACPI Display Output Device
acpiout1 at acpivga0 (LCD, 0x0110): ACPI Display Output Device
acpiout1: brightness levels: 0 10 20 30 40 50 60 70 80 90 100
acpiout2 at acpivga0 (TVO, 0x0210): ACPI Display Output Device
acpivga0: connected output devices:
acpivga0: 0x0100 (acpiout0): Ext. Monitor, head 0, bios detect
acpivga0: 0x0110 (acpiout1): LCD Panel, head 0, bios detect
acpivga0: 0x0210 (acpiout2): Unknown Output Device, head 0, bios detect
ACEL (HPQ0004) at acpi0 not configured
acpiwmi0 at acpi0 (WMID, PNP0C14-0): ACPI WMI Interface
wmihp0 at acpiwmi0: HP WMI mappings
acpitz0 at acpi0 (TZ01): cpu0
acpitz0: levels: critical 95.0 C, hot 90.0 C, passive 88.0 C, passive cooling
pckbd0 at pckbc1 (kbd slot)
pckbc1: using irq 1 for kbd slot
wskbd0 at pckbd0: console keyboard
pms0 at pckbc1 (aux slot)
pckbc1: using irq 12 for aux slot
wsmouse0 at pms0 mux 0
pci0 at mainbus0 bus 0: configuration mode 1
pci0: i/o space, memory space enabled, rd/line, rd/mult, wr/inv ok
pchb0 at pci0 dev 0 function 0: vendor 0x1002 product 0x7910 (rev. 0x00)
ppb0 at pci0 dev 1 function 0: vendor 0x1002 product 0x7912 (rev. 0x00)
pci1 at ppb0 bus 1
pci1: i/o space, memory space enabled
vga0 at pci1 dev 5 function 0: vendor 0x1002 product 0x791f (rev. 0x00)
wsdisplay0 at vga0 kbdmux 1: console (80x25, vt100 emulation), using wskbd0
wsmux1: connecting to wsdisplay0
radeondrm0 at vga0: ATI Radeon RS690 X1270 IGP
radeondrm0: Initialized radeon 1.29.0 20080613
ppb1 at pci0 dev 6 function 0: vendor 0x1002 product 0x7916 (rev. 0x00)
ppb1: PCI Express 1.0 <Root Port of PCI-E Root Complex>
pci2 at ppb1 bus 2
pci2: i/o space, memory space enabled, rd/line, wr/inv ok
vendor 0x14e4 product 0x4315 (miscellaneous network, revision 0x01) at pci2 dev 0 function 0 not configured
ppb2 at pci0 dev 7 function 0: vendor 0x1002 product 0x7917 (rev. 0x00)
ppb2: PCI Express 1.0 <Root Port of PCI-E Root Complex>
pci3 at ppb2 bus 8
pci3: i/o space, memory space enabled, rd/line, wr/inv ok
re0 at pci3 dev 0 function 0: RealTek 8100E/8101E/8102E/8102EL PCIe 10/100BaseTX (rev. 0x02)
re0: interrupting at ioapic0 pin 19
re0: Ethernet address 00:21:cc:37:cc:15
re0: using 256 tx descriptors
rlphy0 at re0 phy 7: RTL8201L 10/100 media interface, rev. 1
rlphy0: 10baseT, 10baseT-FDX, 100baseTX, 100baseTX-FDX, auto
ixpide0 at pci0 dev 18 function 0: ATI Technologies IXP IDE Controller (rev. 0x00)
ixpide0: bus-master DMA support present
ixpide0: primary channel configured to native-PCI mode
ixpide0: using ioapic0 pin 21 for native-PCI interrupt
atabus0 at ixpide0 channel 0
ixpide0: secondary channel configured to native-PCI mode
atabus1 at ixpide0 channel 1
ohci0 at pci0 dev 19 function 0: vendor 0x1002 product 0x4387 (rev. 0x00)
ohci0: interrupting at ioapic0 pin 16
ohci0: OHCI version 1.0, legacy support
usb0 at ohci0: USB revision 1.0
ohci1 at pci0 dev 19 function 1: vendor 0x1002 product 0x4388 (rev. 0x00)
ohci1: interrupting at ioapic0 pin 17
ohci1: OHCI version 1.0, legacy support
usb1 at ohci1: USB revision 1.0
ohci2 at pci0 dev 19 function 2: vendor 0x1002 product 0x4389 (rev. 0x00)
ohci2: interrupting at ioapic0 pin 18
ohci2: OHCI version 1.0, legacy support
usb2 at ohci2: USB revision 1.0
ohci3 at pci0 dev 19 function 3: vendor 0x1002 product 0x438a (rev. 0x00)
ohci3: interrupting at ioapic0 pin 17
ohci3: OHCI version 1.0, legacy support
usb3 at ohci3: USB revision 1.0
ohci4 at pci0 dev 19 function 4: vendor 0x1002 product 0x438b (rev. 0x00)
ohci4: interrupting at ioapic0 pin 18
ohci4: OHCI version 1.0, legacy support
usb4 at ohci4: USB revision 1.0
ehci0 at pci0 dev 19 function 5: vendor 0x1002 product 0x4386 (rev. 0x00)
ehci0: applying AMD SB600/SB700 USB freeze workaround
ehci0: interrupting at ioapic0 pin 19
ehci0: dropped intr workaround enabled
ehci0: EHCI version 1.0
ehci0: companion controllers, 2 ports each: ohci0 ohci1 ohci2 ohci3 ohci4
usb5 at ehci0: USB revision 2.0
piixpm0 at pci0 dev 20 function 0: vendor 0x1002 product 0x4385 (rev. 0x14)
piixpm0: interrupting at SMI, polling
iic0 at piixpm0: I2C bus
ixpide1 at pci0 dev 20 function 1: ATI Technologies IXP IDE Controller (rev. 0x00)
ixpide1: I/O access disabled at device
hdaudio0 at pci0 dev 20 function 2: HD Audio Controller
hdaudio0: interrupting at ioapic0 pin 16
hdafg0 at hdaudio0: Sigmatel 92HD75B2X5
hdafg0: DAC00 2ch: Speaker [Built-In], HP Out [Jack]
hdafg0: ADC01 2ch: Mic In [Built-In]
hdafg0: 2ch/2ch 44100Hz 48000Hz 88200Hz 96000Hz 192000Hz PCM16 PCM20 PCM24 AC3
audio0 at hdafg0: full duplex, playback, capture, independent
pcib0 at pci0 dev 20 function 3: vendor 0x1002 product 0x438d (rev. 0x00)
ppb3 at pci0 dev 20 function 4: vendor 0x1002 product 0x4384 (rev. 0x00)
pci4 at ppb3 bus 14
pci4: i/o space, memory space enabled
pchb1 at pci0 dev 24 function 0: vendor 0x1022 product 0x1100 (rev. 0x00)
pchb2 at pci0 dev 24 function 1: vendor 0x1022 product 0x1101 (rev. 0x00)
pchb3 at pci0 dev 24 function 2: vendor 0x1022 product 0x1102 (rev. 0x00)
pchb4 at pci0 dev 24 function 3: vendor 0x1022 product 0x1103 (rev. 0x00)
amdtemp0 at pchb4: AMD CPU Temperature Sensors (K8: core rev DH-G2, socket AM2)
isa0 at pcib0
pcppi0 at isa0 port 0x61
midi0 at pcppi0: PC speaker
sysbeep0 at pcppi0
attimer1: attached to pcppi0
acpicpu0 at cpu0: ACPI CPU
acpicpu0: C1: HLT, lat 0 us, pow 0 mW
acpicpu0: C2: I/O, lat 18 us, pow 0 mW
acpicpu0: C3: I/O, lat 83 us, pow 0 mW
acpicpu0: P0: FFH, lat 100 us, pow 10000 mW, 1600 MHz
acpicpu0: P1: FFH, lat 100 us, pow 5000 mW, 800 MHz
acpicpu0: T0: I/O, lat 1 us, pow 0 mW, 100 %
acpicpu0: T1: I/O, lat 1 us, pow 0 mW, 88 %
acpicpu0: T2: I/O, lat 1 us, pow 0 mW, 76 %
acpicpu0: T3: I/O, lat 1 us, pow 0 mW, 64 %
acpicpu0: T4: I/O, lat 1 us, pow 0 mW, 52 %
acpicpu0: T5: I/O, lat 1 us, pow 0 mW, 40 %
acpicpu0: T6: I/O, lat 1 us, pow 0 mW, 28 %
acpicpu0: T7: I/O, lat 1 us, pow 0 mW, 16 %
timecounter: Timecounter "clockinterrupt" frequency 100 Hz quality 0
acpiacad0: AC adapter online.
uhub0 at usb0: vendor 0x1002 OHCI root hub, class 9/0, rev 1.00/1.00, addr 1
uhub0: 2 ports with 2 removable, self powered
uhub1 at usb1: vendor 0x1002 OHCI root hub, class 9/0, rev 1.00/1.00, addr 1
uhub1: 2 ports with 2 removable, self powered
uhub2 at usb2: vendor 0x1002 OHCI root hub, class 9/0, rev 1.00/1.00, addr 1
uhub2: 2 ports with 2 removable, self powered
uhub3 at usb3: vendor 0x1002 OHCI root hub, class 9/0, rev 1.00/1.00, addr 1
uhub3: 2 ports with 2 removable, self powered
uhub4 at usb4: vendor 0x1002 OHCI root hub, class 9/0, rev 1.00/1.00, addr 1
uhub4: 2 ports with 2 removable, self powered
uhub5 at usb5: vendor 0x1002 EHCI root hub, class 9/0, rev 2.00/1.00, addr 1
uhub5: 10 ports with 10 removable, self powered
uvideo0 at uhub5 port 8 configuration 1 interface 0: Vista Point hp webcam, rev 2.00/0.46, addr 2
video0 at uvideo0: Vista Point hp webcam, rev 2.00/0.46, addr 2
wd0 at atabus0 drive 0
wd0: <ST9250320AS>
wd0: drive supports 16-sector PIO transfers, LBA48 addressing
wd0: 232 GB, 484521 cyl, 16 head, 63 sec, 512 bytes/sect x 488397168 sectors
ubt0 at uhub0 port 2
ubt0: Broadcom Corp HP Integrated Module, rev 2.00/1.00, addr 2
wd0: 32-bit data port
wd0: drive supports PIO mode 4, DMA mode 2, Ultra-DMA mode 5 (Ultra/100)
wd0(ixpide0:0:0): using PIO mode 4, Ultra-DMA mode 5 (Ultra/100) (using DMA)
umass0 at uhub5 port 10 configuration 1 interface 0
umass0: Generic USB2.0-CRW, rev 2.00/58.88, addr 3
umass0: using SCSI over Bulk-Only
scsibus0 at umass0: 2 targets, 1 lun per target
sd0 at scsibus0 target 0 lun 0: <Generic-, Multi-Card, 1.00> disk removable
sd0: drive offline
sd0: unable to open device, error = 19
Kernelized RAIDframe activated
pad0: outputs: 44100Hz, 16-bit, stereo
audio1 at pad0: half duplex, playback, capture
boot device: wd0
root on wd0a dumps on wd0b
root file system type: ffs
wsdisplay0: screen 1 added (80x25, vt100 emulation)
wsdisplay0: screen 2 added (80x25, vt100 emulation)
wsdisplay0: screen 3 added (80x25, vt100 emulation)
wsdisplay0: screen 4 added (80x25, vt100 emulation)
umass1 at uhub5 port 1 configuration 1 interface 0
umass1: JetFlash Mass Storage Device, rev 2.00/11.00, addr 4
umass1: using SCSI over Bulk-Only
scsibus1 at umass1: 2 targets, 1 lun per target
sd1 at scsibus1 target 0 lun 0: <JetFlash, Transcend 4GB, 1100> disk removable
sd1: 3861 MB, 7872 cyl, 16 head, 63 sec, 512 bytes/sect x 7907328 sectors
sd0(umass0:0:0:0): Check Condition on CDB: 0x00 00 00 00 00 00
SENSE KEY: Not Ready
ASC/ASCQ: Medium Not Present
sd1: detached
scsibus1: detached
umass1: detached
umass1: at uhub5 port 1 (addr 4) disconnected
umass1 at uhub5 port 1 configuration 1 interface 0
umass1: JetFlash Mass Storage Device, rev 2.00/11.00, addr 4
umass1: using SCSI over Bulk-Only
scsibus1 at umass1: 2 targets, 1 lun per target
sd1 at scsibus1 target 0 lun 0: <JetFlash, Transcend 4GB, 1100> disk removable
sd1: 3861 MB, 7872 cyl, 16 head, 63 sec, 512 bytes/sect x 7907328 sectors
there is numerous "Screen Section" whose I don't understand the utility either.