[1.] ACPI fails to use the ECDT table, and disables itself.
[2.] See above.
[3.] ACPI, IBM, Laptop, Thinkpad, power management
[4.] Linux version 2.5.56 (root@festa) (gcc version 3.2.2 20030109 (Debian prerelease)) #7 Sun Jan 12 11:06:58 PST 2003
[5.] No Oops.
[6.] Happens every boot, without fail.

[7.1.]
Linux festa 2.5.56 #7 Sun Jan 12 11:06:58 PST 2003 i686 unknown unknown GNU/Linux
 
Gnu C                  3.2.2
Gnu make               3.80
util-linux             2.11y
mount                  2.11y
module-init-tools      0.9.7
e2fsprogs              1.32
pcmcia-cs              3.2.2
PPP                    2.4.1
Linux C Library        2.3.1
Dynamic linker (ldd)   2.3.1
Procps                 3.1.5
Net-tools              1.60
Console-tools          0.2.3
Sh-utils               4.5.4
Modules Loaded         binfmt_misc nls_iso8859_1 nls_cp437 vfat fat

[7.2.]
processor       : 0
vendor_id       : GenuineIntel
cpu family      : 6
model           : 11
model name      : Intel(R) Pentium(R) III Mobile CPU      1200MHz
stepping        : 1
cpu MHz         : 1198.946
cache size      : 512 KB
fdiv_bug        : no
hlt_bug         : no
f00f_bug        : no
coma_bug        : no
fpu             : yes
fpu_exception   : yes
cpuid level     : 2
wp              : yes
flags           : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 mmx fxsr sse
bogomips        : 2375.68

[7.3.]
binfmt_misc 8676 1 -
nls_iso8859_1 3552 1 -
nls_cp437 5216 1 -
vfat 12608 1 -
fat 42272 1 vfat,

[7.4.]
/proc/ioports:
0000-001f : dma1
0020-003f : pic1
0040-005f : timer
0060-006f : keyboard
0070-007f : rtc
0080-008f : dma page reg
00a0-00bf : pic2
00c0-00df : dma2
00f0-00ff : fpu
0170-0177 : ide1
01f0-01f7 : ide0
02f8-02ff : serial
0376-0376 : ide1
03c0-03df : vga+
03f6-03f6 : ide0
03f8-03ff : serial
04d0-04d1 : pnp 00:0b
0cf8-0cff : PCI conf1
1000-105f : pnp 00:0b
1060-107f : pnp 00:0b
  1060-106f : i810 TCO
1180-11bf : pnp 00:0b
1400-14ff : PCI CardBus #03
1800-181f : Intel Corp. 82801CA/CAM USB (Hub
  1800-181f : uhci-hcd
1820-183f : Intel Corp. 82801CA/CAM USB (Hub
  1820-183f : uhci-hcd
1840-185f : Intel Corp. 82801CA/CAM USB (Hub
  1840-185f : uhci-hcd
1860-186f : Intel Corp. 82801CAM IDE U100
  1860-1867 : ide0
  1868-186f : ide1
1880-189f : Intel Corp. 82801CA/CAM SMBus
18c0-18ff : Intel Corp. 82801CA/CAM AC'97 Au
  18c0-18ff : Intel 82801CA-ICH3 - Controller
1c00-1cff : Intel Corp. 82801CA/CAM AC'97 Au
  1c00-1cff : Intel 82801CA-ICH3 - AC'97
2000-207f : Intel Corp. 82801CA/CAM AC'97 Mo
2400-24ff : Intel Corp. 82801CA/CAM AC'97 Mo
2800-28ff : PCI CardBus #03
2c00-2cff : PCI CardBus #06
3000-3fff : PCI Bus #01
  3000-30ff : ATI Technologies Inc Radeon Mobility M6 L
4000-40ff : PCI CardBus #06
8000-803f : Intel Corp. 82801CAM (ICH3) PRO/
  8000-803f : e100

/proc/iomem:
00000000-0009efff : System RAM
0009f000-0009ffff : reserved
000a0000-000bffff : Video RAM area
000c0000-000c7fff : Video ROM
000d0000-000d0fff : Extension ROM
000d1000-000d1fff : Extension ROM
000e0000-000effff : Extension ROM
000f0000-000fffff : System ROM
00100000-27f5ffff : System RAM
  00100000-00458a9b : Kernel code
  00458a9c-00596143 : Kernel data
27f60000-27f79fff : ACPI Tables
27f7a000-27f7bfff : ACPI Non-volatile Storage
27f7c000-27ffffff : reserved
28000000-280003ff : Intel Corp. 82801CAM IDE U100
28400000-287fffff : PCI CardBus #03
28800000-28bfffff : PCI CardBus #03
28c00000-28ffffff : PCI CardBus #06
29000000-293fffff : PCI CardBus #06
50000000-50000fff : Ricoh Co Ltd RL5c478
50100000-50100fff : Ricoh Co Ltd RL5c478 (#2)
c0100000-c01fffff : PCI Bus #01
  c0100000-c010ffff : ATI Technologies Inc Radeon Mobility M6 L
c0200000-c0200fff : Intel Corp. 82801CAM (ICH3) PRO/
  c0200000-c0200fff : e100
c0201000-c02017ff : Ricoh Co Ltd R5C522 IEEE 1394 Con
d0000000-dfffffff : Intel Corp. 82830 830 Chipset Ho
e0000000-e7ffffff : PCI Bus #01
  e0000000-e7ffffff : ATI Technologies Inc Radeon Mobility M6 L
f0000000-f0000fff : Harris Semiconductor Prism 2.5 Wavelan ch
ff800000-ffffffff : reserved

[7.5.]
00:00.0 Host bridge: Intel Corp. 82830 830 Chipset Host Bridge (rev 02)
	Subsystem: IBM ThinkPad A/T/X Series
	Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR+ FastB2B-
	Status: Cap+ 66Mhz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort- <MAbort+ >SERR- <PERR-
	Latency: 0
	Region 0: Memory at d0000000 (32-bit, prefetchable) [size=256M]
	Capabilities: [40] #09 [0105]
	Capabilities: [a0] AGP version 2.0
		Status: RQ=31 SBA+ 64bit- FW+ Rate=x1,x2,x4
		Command: RQ=0 SBA+ AGP+ 64bit- FW- Rate=x1

00:01.0 PCI bridge: Intel Corp. 82830 830 Chipset AGP Bridge (rev 02) (prog-if 00 [Normal decode])
	Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR+ FastB2B-
	Status: Cap- 66Mhz+ UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort- <MAbort- >SERR- <PERR-
	Latency: 96
	Bus: primary=00, secondary=01, subordinate=01, sec-latency=64
	I/O behind bridge: 00003000-00003fff
	Memory behind bridge: c0100000-c01fffff
	Prefetchable memory behind bridge: e0000000-e7ffffff
	BridgeCtl: Parity- SERR- NoISA+ VGA+ MAbort- >Reset- FastB2B-

00:1d.0 USB Controller: Intel Corp. 82801CA/CAM USB (Hub #1) (rev 01) (prog-if 00 [UHCI])
	Subsystem: IBM ThinkPad A/T/X Series
	Control: I/O+ Mem- BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B-
	Status: Cap- 66Mhz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort- <TAbort- <MAbort- >SERR- <PERR-
	Latency: 0
	Interrupt: pin A routed to IRQ 7
	Region 4: I/O ports at 1800 [size=32]

00:1d.1 USB Controller: Intel Corp. 82801CA/CAM USB (Hub #2) (rev 01) (prog-if 00 [UHCI])
	Subsystem: IBM ThinkPad A/T/X Series
	Control: I/O+ Mem- BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B-
	Status: Cap- 66Mhz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort- <TAbort- <MAbort- >SERR- <PERR-
	Latency: 0
	Interrupt: pin B routed to IRQ 11
	Region 4: I/O ports at 1820 [size=32]

00:1d.2 USB Controller: Intel Corp. 82801CA/CAM USB (Hub #3) (rev 01) (prog-if 00 [UHCI])
	Subsystem: IBM ThinkPad A/T/X Series
	Control: I/O+ Mem- BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B-
	Status: Cap- 66Mhz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort- <TAbort- <MAbort- >SERR- <PERR-
	Latency: 0
	Interrupt: pin C routed to IRQ 10
	Region 4: I/O ports at 1840 [size=32]

00:1e.0 PCI bridge: Intel Corp. 82801BAM/CAM PCI Bridge (rev 41) (prog-if 00 [Normal decode])
	Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR+ FastB2B-
	Status: Cap- 66Mhz- UDF- FastB2B+ ParErr- DEVSEL=fast >TAbort- <TAbort- <MAbort- >SERR- <PERR-
	Latency: 0
	Bus: primary=00, secondary=02, subordinate=08, sec-latency=64
	I/O behind bridge: 00004000-00008fff
	Memory behind bridge: c0200000-cfffffff
	Prefetchable memory behind bridge: e8000000-f00fffff
	BridgeCtl: Parity- SERR- NoISA+ VGA- MAbort- >Reset- FastB2B-

00:1f.0 ISA bridge: Intel Corp. 82801CAM ISA Bridge (LPC) (rev 01)
	Control: I/O+ Mem+ BusMaster+ SpecCycle+ MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B-
	Status: Cap- 66Mhz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort- <TAbort- <MAbort- >SERR- <PERR-
	Latency: 0

00:1f.1 IDE interface: Intel Corp. 82801CAM IDE U100 (rev 01) (prog-if 8a [Master SecP PriP])
	Subsystem: IBM ThinkPad A/T/X Series
	Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B-
	Status: Cap- 66Mhz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort- <TAbort- <MAbort- >SERR- <PERR-
	Latency: 0
	Interrupt: pin A routed to IRQ 10
	Region 0: I/O ports at <ignored>
	Region 1: I/O ports at <ignored>
	Region 2: I/O ports at <ignored>
	Region 3: I/O ports at <ignored>
	Region 4: I/O ports at 1860 [size=16]
	Region 5: Memory at 28000000 (32-bit, non-prefetchable) [size=1K]

00:1f.3 SMBus: Intel Corp. 82801CA/CAM SMBus (rev 01)
	Subsystem: IBM ThinkPad A/T/X Series
	Control: I/O+ Mem- BusMaster- SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B-
	Status: Cap- 66Mhz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort- <TAbort- <MAbort- >SERR- <PERR-
	Interrupt: pin B routed to IRQ 9
	Region 4: I/O ports at 1880 [size=32]

00:1f.5 Multimedia audio controller: Intel Corp. 82801CA/CAM AC'97 Audio (rev 01)
	Subsystem: IBM ThinkPad T23 (2647-4MG) or A30p (2653-64G)
	Control: I/O+ Mem- BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B-
	Status: Cap- 66Mhz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort- <TAbort- <MAbort- >SERR- <PERR-
	Latency: 0
	Interrupt: pin B routed to IRQ 9
	Region 0: I/O ports at 1c00 [size=256]
	Region 1: I/O ports at 18c0 [size=64]

00:1f.6 Modem: Intel Corp. 82801CA/CAM AC'97 Modem (rev 01) (prog-if 00 [Generic])
	Subsystem: IBM: Unknown device 0227
	Control: I/O+ Mem- BusMaster- SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B-
	Status: Cap- 66Mhz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort- <TAbort- <MAbort- >SERR- <PERR-
	Interrupt: pin B routed to IRQ 9
	Region 0: I/O ports at 2400 [size=256]
	Region 1: I/O ports at 2000 [size=128]

01:00.0 VGA compatible controller: ATI Technologies Inc Radeon Mobility M6 LY (prog-if 00 [VGA])
	Subsystem: IBM ThinkPad A30p (2653-64G)
	Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping+ SERR+ FastB2B+
	Status: Cap+ 66Mhz+ UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort- <TAbort- <MAbort- >SERR- <PERR-
	Latency: 66 (2000ns min), cache line size 08
	Interrupt: pin A routed to IRQ 7
	Region 0: Memory at e0000000 (32-bit, prefetchable) [size=128M]
	Region 1: I/O ports at 3000 [size=256]
	Region 2: Memory at c0100000 (32-bit, non-prefetchable) [size=64K]
	Expansion ROM at <unassigned> [disabled] [size=128K]
	Capabilities: [58] AGP version 2.0
		Status: RQ=47 SBA+ 64bit- FW- Rate=x1,x2,x4
		Command: RQ=31 SBA+ AGP+ 64bit- FW- Rate=x1
	Capabilities: [50] Power Management version 2
		Flags: PMEClk- DSI- D1+ D2+ AuxCurrent=0mA PME(D0-,D1-,D2-,D3hot-,D3cold-)
		Status: D0 PME-Enable- DSel=0 DScale=0 PME-

02:00.0 CardBus bridge: Ricoh Co Ltd RL5c478 (rev a0)
	Subsystem: IBM ThinkPad A30p (2653-64G)
	Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B-
	Status: Cap+ 66Mhz- UDF- FastB2B- ParErr- DEVSEL=medium >TAbort- <TAbort- <MAbort- >SERR- <PERR-
	Latency: 168
	Interrupt: pin A routed to IRQ 7
	Region 0: Memory at 50000000 (32-bit, non-prefetchable) [size=4K]
	Bus: primary=02, secondary=03, subordinate=05, sec-latency=176
	Memory window 0: 28400000-287ff000 (prefetchable)
	Memory window 1: 28800000-28bff000
	I/O window 0: 00001400-000014ff
	I/O window 1: 00002800-000028ff
	BridgeCtl: Parity- SERR- ISA- VGA- MAbort- >Reset- 16bInt+ PostWrite+
	16-bit legacy interface ports at 0001

02:00.1 CardBus bridge: Ricoh Co Ltd RL5c478 (rev a0)
	Subsystem: IBM ThinkPad A30p (2653-64G)
	Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B-
	Status: Cap+ 66Mhz- UDF- FastB2B- ParErr- DEVSEL=medium >TAbort- <TAbort- <MAbort- >SERR- <PERR-
	Latency: 168
	Interrupt: pin B routed to IRQ 9
	Region 0: Memory at 50100000 (32-bit, non-prefetchable) [size=4K]
	Bus: primary=02, secondary=06, subordinate=08, sec-latency=176
	Memory window 0: 28c00000-28fff000 (prefetchable)
	Memory window 1: 29000000-293ff000
	I/O window 0: 00002c00-00002cff
	I/O window 1: 00004000-000040ff
	BridgeCtl: Parity- SERR- ISA- VGA- MAbort- >Reset- 16bInt+ PostWrite+
	16-bit legacy interface ports at 0001

02:00.2 FireWire (IEEE 1394): Ricoh Co Ltd R5C522 IEEE 1394 Controller (prog-if 10 [OHCI])
	Subsystem: IBM ThinkPad A30p (2653-64G)
	Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR+ FastB2B-
	Status: Cap+ 66Mhz- UDF- FastB2B- ParErr- DEVSEL=medium >TAbort- <TAbort- <MAbort- >SERR- <PERR-
	Latency: 64 (500ns min, 1000ns max)
	Interrupt: pin C routed to IRQ 10
	Region 0: Memory at c0201000 (32-bit, non-prefetchable) [size=2K]
	Capabilities: [dc] Power Management version 2
		Flags: PMEClk- DSI- D1- D2- AuxCurrent=0mA PME(D0+,D1-,D2-,D3hot+,D3cold+)
		Status: D0 PME-Enable- DSel=0 DScale=2 PME-

02:02.0 Network controller: Harris Semiconductor Prism 2.5 Wavelan chipset (rev 01)
	Subsystem: Actiontec Electronics Inc: Unknown device 0406
	Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV+ VGASnoop- ParErr- Stepping- SERR+ FastB2B-
	Status: Cap+ 66Mhz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort- <TAbort- <MAbort- >SERR- <PERR-
	Latency: 64, cache line size 08
	Interrupt: pin A routed to IRQ 10
	Region 0: Memory at f0000000 (32-bit, prefetchable) [size=4K]
	Capabilities: [dc] Power Management version 2
		Flags: PMEClk- DSI- D1- D2- AuxCurrent=0mA PME(D0+,D1-,D2-,D3hot+,D3cold-)
		Status: D0 PME-Enable- DSel=0 DScale=0 PME-

02:08.0 Ethernet controller: Intel Corp. 82801CAM (ICH3) PRO/100 VE (LOM) Ethernet Controller (rev 41)
	Subsystem: IBM ThinkPad A/T/X Series
	Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV+ VGASnoop- ParErr- Stepping- SERR+ FastB2B-
	Status: Cap+ 66Mhz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort- <TAbort- <MAbort- >SERR- <PERR-
	Latency: 66 (2000ns min, 14000ns max), cache line size 08
	Interrupt: pin A routed to IRQ 7
	Region 0: Memory at c0200000 (32-bit, non-prefetchable) [size=4K]
	Region 1: I/O ports at 8000 [size=64]
	Capabilities: [dc] Power Management version 2
		Flags: PMEClk- DSI+ D1+ D2+ AuxCurrent=0mA PME(D0+,D1+,D2+,D3hot+,D3cold+)
		Status: D0 PME-Enable- DSel=0 DScale=2 PME-

[7.6.] No SCSI
[7.7.] Included in main message, I hope.