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Date:      Fri, 11 Apr 2003 11:17:09 -0400
From:      Anish Mistry <mistry.7@osu.edu>
To:        freebsd-current@freebsd.org
Subject:   ACPI suspend still drains battery
Message-ID:  <200304111117.09042.mistry.7@osu.edu>

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Hi,

On my laptop whenever I suspend it, it still seems to consume a lot of battery 
and after about 4 hours the battery is complely drained.  This doesn't happen 
in Windows, and doesn't happen when I disable ACPI and let the hardware 
control it.  It seems that something it's shutoff when it is suspended by 
ACPI.  Anyone have any suggestions?  My dmesg and acpidump are attached.  I 
can hear the hard disks shutoff and the screen turn off, so it doesn't seem 
to be that.  I think it might have something to do with the CPU throttling 
and the fact that I'm running a Transmeta Crusoe 5800 and it's not getting 
turned off?  This is just a wild guess and is probably wrong.  Thanks for any 
help.

-- 
Anish Mistry
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Copyright (c) 1992-2003 The FreeBSD Project.
Copyright (c) 1979, 1980, 1983, 1986, 1988, 1989, 1991, 1992, 1993, 1994
	The Regents of the University of California. All rights reserved.
FreeBSD 5.0-CURRENT #5: Thu Apr  3 17:07:28 EST 2003
    root@littleguy.resnet.ohio-state.edu:/usr/obj/usr/src/sys/LITTLEGUY
Preloaded elf kernel "/boot/kernel/kernel" at 0xc046b000.
Preloaded elf module "/boot/kernel/acpi.ko" at 0xc046b0a8.
Timecounter "i8254"  frequency 1193182 Hz
Timecounter "TSC"  frequency 859336263 Hz
CPU: Transmeta(tm) Crusoe(tm) Processor TM5800 (859.34-MHz 586-class CPU)
  Origin = "GenuineTMx86"  Id = 0x543
real memory  = 251527168 (239 MB)
avail memory = 239439872 (228 MB)
Allocating major#253 to "net"
Allocating major#252 to "g_ctl"
Allocating major#251 to "pci"
npx0: <math processor> on motherboard
npx0: INT 16 interface
acpi0: <FUJ    PAULING2> on motherboard
    ACPI-0625: *** Info: GPE Block0 defined as GPE0 to GPE63
pcibios: BIOS version 2.10
Using $PIR table, 9 entries at 0xc00fdf30
acpi0: power button is handled as a fixed feature programming model.
Timecounter "ACPI-safe"  frequency 3579545 Hz
acpi_timer0: <24-bit timer at 3.579545MHz> port 0xff08-0xff0b on acpi0
acpi_cpu0: <CPU> port 0x530-0x537 on acpi0
pcib0: <ACPI Host-PCI bridge> port 0xcf8-0xcff on acpi0
pci0: <ACPI PCI bus> on pcib0
pci0: <memory, RAM> at device 0.1 (no driver attached)
pci0: <memory, RAM> at device 0.2 (no driver attached)
pci0: <serial bus, USB> at device 2.0 (no driver attached)
pcm0: <Acer Labs M5451> port 0x1000-0x10ff mem 0xfc005000-0xfc005fff irq 9 at device 4.0 on pci0
pcm0: <SigmaTel STAC9756/57 AC97 Codec>
alpm0: <AcerLabs M15x3 Power Management Unit> at device 6.0 on pci0
alpm0: Could not allocate Bus space
device_probe_and_attach: alpm0 attach returned 6
isab0: <PCI-ISA bridge> at device 7.0 on pci0
isa0: <ISA bus> on isab0
pci0: <bridge, PCI-CardBus> at device 12.0 (no driver attached)
atapci0: <AcerLabs Aladdin UDMA66 controller> port 0x1800-0x180f at device 15.0 on pci0
ata0: at 0x1f0 irq 14 on atapci0
ata1: at 0x170 irq 15 on atapci0
rl0: <RealTek 8139 10/100BaseTX> port 0x8000-0x80ff mem 0xfc007800-0xfc0078ff irq 9 at device 16.0 on pci0
rl0: Realtek 8139B detected. Warning, this may be unstable in autoselect mode
rl0: Ethernet address: 00:e0:00:ae:45:08
miibus0: <MII bus> on rl0
rlphy0: <RealTek internal media interface> on miibus0
rlphy0:  10baseT, 10baseT-FDX, 100baseTX, 100baseTX-FDX, auto
pci0: <serial bus, FireWire> at device 19.0 (no driver attached)
pci0: <display, VGA> at device 20.0 (no driver attached)
acpi_button0: <Power Button> on acpi0
acpi_acad0: <AC adapter> on acpi0
acpi_cmbat0: <Control method Battery> on acpi0
acpi_cmbat1: <Control method Battery> on acpi0
acpi_lid0: <Control Method Lid Switch> on acpi0
atkbdc0: <Keyboard controller (i8042)> port 0x64,0x60 irq 1 on acpi0
atkbd0: <AT Keyboard> flags 0x1 irq 1 on atkbdc0
kbd0 at atkbd0
psm0: <PS/2 Mouse> irq 12 on atkbdc0
psm0: model Generic PS/2 mouse, device ID 0
acpi_ec0: <embedded controller> port 0x66,0x62 on acpi0
orm0: <Option ROMs> at iomem 0xd0000-0xd0fff,0xc0000-0xcffff on isa0
pmtimer0 on isa0
fdc0: ready for input in output
fdc0: cmd 3 failed at out byte 1 of 3
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
Timecounters tick every 10.000 msec
acpi_cpu: throttling enabled, 8 steps (100% to 12.5%), currently 100.0%
Allocating major#250 to "devstat"
ad0: 19077MB <TOSHIBA MK2018GAP> [38760/16/63] at ata0-master UDMA66
acd0: CD-RW <TOSHIBA DVD-ROM SD-R2212> at ata1-master PIO4
Mounting root from ufs:/dev/ad0s2a
warning: KLD '/boot/kernel/usb.ko' is newer than the linker.hints file
alpm0: <AcerLabs M15x3 Power Management Unit> at device 6.0 on pci0
alpm0: Could not allocate Bus space
device_probe_and_attach: alpm0 attach returned 6
ohci0: <AcerLabs M5237 (Aladdin-V) USB controller> mem 0xfc004000-0xfc004fff irq 11 at device 2.0 on pci0
usb0: OHCI version 1.0, legacy support
usb0: <AcerLabs M5237 (Aladdin-V) USB controller> on ohci0
usb0: USB revision 1.0
uhub0: AcerLabs OHCI root hub, class 9/0, rev 1.00/1.00, addr 1
uhub0: 2 ports with 2 removable, self powered
alpm0: <AcerLabs M15x3 Power Management Unit> at device 6.0 on pci0
alpm0: Could not allocate Bus space
device_probe_and_attach: alpm0 attach returned 6

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