There appears to be one FADT on this machine, version 3:
/*
* Intel ACPI Component Architecture
* AML Disassembler version 20081204
*
* Disassembly of FACP.dat, Thu Dec 04 07:30:31 2008
*
* ACPI Data Table [FACP]
*
* Format: [HexOffset DecimalOffset ByteLength] FieldName : FieldValue
*/
[000h 000 4] Signature : "FACP" /* Fixed ACPI Description Table */
[004h 004 4] Table Length : 000000F4
[008h 008 1] Revision : 03
[009h 009 1] Checksum : 98
[00Ah 010 6] Oem ID : "COMPAQ"
[010h 016 8] Oem Table ID : " LX38"
[018h 024 4] Oem Revision : BEFC2647
[01Ch 028 4] Asl Compiler ID : " "
[020h 032 4] Asl Compiler Revision : 00000000
[024h 036 4] FACS Address : BEFC1E00
[028h 040 4] DSDT Address : BEFC2647
[02Ch 044 1] Model : 01
[02Dh 045 1] PM Profile : 03
[02Eh 046 2] SCI Interrupt : 0009
[030h 048 4] SMI Command Port : 000000B2
[034h 052 1] ACPI Enable Value : 02
[035h 053 1] ACPI Disable Value : 03
[036h 054 1] S4BIOS Command : 00
[037h 055 1] P-State Control : 00
[038h 056 4] PM1A Event Block Address : 0000F800
[03Ch 060 4] PM1B Event Block Address : 00000000
[040h 064 4] PM1A Control Block Address : 0000F804
[044h 068 4] PM1B Control Block Address : 00000460
[048h 072 4] PM2 Control Block Address : 00000000
[04Ch 076 4] PM Timer Block Address : 0000F808
[050h 080 4] GPE0 Block Address : 0000F820
[054h 084 4] GPE1 Block Address : 00000000
[058h 088 1] PM1 Event Block Length : 04
[059h 089 1] PM1 Control Block Length : 02
[05Ah 090 1] PM2 Control Block Length : 00
[05Bh 091 1] PM Timer Block Length : 04
[05Ch 092 1] GPE0 Block Length : 10
[05Dh 093 1] GPE1 Block Length : 00
[05Eh 094 1] GPE1 Base Offset : 00
[05Fh 095 1] _CST Support : 00
[060h 096 2] C2 Latency : 0032
[062h 098 2] C3 Latency : 03E9
[064h 100 2] CPU Cache Size : 0000
[066h 102 2] Cache Flush Stride : 0020
[068h 104 1] Duty Cycle Offset : 01
[069h 105 1] Duty Cycle Width : 03
[06Ah 106 1] RTC Day Alarm Index : 0D
[06Bh 107 1] RTC Month Alarm Index : 00
[06Ch 108 1] RTC Century Index : 32
[06Dh 109 2] Boot Architecture Flags : 0013
[06Fh 111 1] Reserved : 00
[070h 112 4] Flags (decoded below) : 000000A5
WBINVD is operational : 1
WBINVD does not invalidate : 0
All CPUs support C1 : 1
C2 works on MP system : 0
Power button is generic : 0
Sleep button is generic : 1
RTC wakeup not fixed : 0
RTC wakeup/S4 not possible : 1
32-bit PM Timer : 0
Docking Supported : 0
Reset Register Supported : 0
Sealed Case : 0
Headless - No Video : 0
Native instr after SLP_TYP : 0
PCIEXP_WAK Supported : 0
Use Platform Timer : 0
RTC_STS valid after S4 : 0
Remote Power-on capable : 0
APIC Cluster Model : 0
APIC Physical Dest Mode : 0
[074h 116 12] Reset Register : <Generic Address Structure>
[074h 116 1] Space ID : 01 (SystemIO)
[075h 117 1] Bit Width : 08
[076h 118 1] Bit Offset : 00
[077h 119 1] Access Width : 00
[078h 120 8] Address : 0000000000000CF9
[080h 128 1] Value to cause reset : 06
[081h 129 3] Reserved : 000000
[084h 132 8] FACS Address : 00000000BEFC1E00
[08Ch 140 8] DSDT Address : 00000000BEFC2647
[094h 148 12] PM1A Event Block : <Generic Address Structure>
[094h 148 1] Space ID : 01 (SystemIO)
[095h 149 1] Bit Width : 10
[096h 150 1] Bit Offset : 00
[097h 151 1] Access Width : 00
[098h 152 8] Address : 000000000000F800
[0A0h 160 12] PM1B Event Block : <Generic Address Structure>
[0A0h 160 1] Space ID : 00 (SystemMemory)
[0A1h 161 1] Bit Width : 00
[0A2h 162 1] Bit Offset : 00
[0A3h 163 1] Access Width : 00
[0A4h 164 8] Address : 0000000000000000
[0ACh 172 12] PM1A Control Block : <Generic Address Structure>
[0ACh 172 1] Space ID : 01 (SystemIO)
[0ADh 173 1] Bit Width : 10
[0AEh 174 1] Bit Offset : 00
[0AFh 175 1] Access Width : 00
[0B0h 176 8] Address : 000000000000F804
[0B8h 184 12] PM1B Control Block : <Generic Address Structure>
[0B8h 184 1] Space ID : 01 (SystemIO)
[0B9h 185 1] Bit Width : 10
[0BAh 186 1] Bit Offset : 00
[0BBh 187 1] Access Width : 00
[0BCh 188 8] Address : 0000000000000460
[0C4h 196 12] PM2 Control Block : <Generic Address Structure>
[0C4h 196 1] Space ID : 01 (SystemIO)
[0C5h 197 1] Bit Width : 08
[0C6h 198 1] Bit Offset : 00
[0C7h 199 1] Access Width : 00
[0C8h 200 8] Address : 0000000000000000
[0D0h 208 12] PM Timer Block : <Generic Address Structure>
[0D0h 208 1] Space ID : 01 (SystemIO)
[0D1h 209 1] Bit Width : 20
[0D2h 210 1] Bit Offset : 00
[0D3h 211 1] Access Width : 00
[0D4h 212 8] Address : 000000000000F808
[0DCh 220 12] GPE0 Block : <Generic Address Structure>
[0DCh 220 1] Space ID : 01 (SystemIO)
[0DDh 221 1] Bit Width : 20
[0DEh 222 1] Bit Offset : 00
[0DFh 223 1] Access Width : 00
[0E0h 224 8] Address : 000000000001F028
[0E8h 232 12] GPE1 Block : <Generic Address Structure>
[0E8h 232 1] Space ID : 00 (SystemMemory)
[0E9h 233 1] Bit Width : 00
[0EAh 234 1] Bit Offset : 00
[0EBh 235 1] Access Width : 00
[0ECh 236 8] Address : 0000000000000000
ACPI Warning (tbfadt-0626): 32/64X length mismatch in Pm1aEventBlock: 32/16 [20081204]
ACPI Warning (tbfadt-0626): 32/64X length mismatch in Gpe0Block: 128/32 [20081204]
ACPI Error (tbfadt-0663): 32/64X address mismatch in Gpe0Block: 0000F820/000000000001F028, using 64 [20081204]
ACPI Warning (tbfadt-0498): Invalid length for Pm1aEventBlock: 16, using default 32 [20081204]
Raw Table Data
0000: 46 41 43 50 F4 00 00 00 03 98 43 4F 4D 50 41 51 FACP......COMPAQ
0010: 20 20 20 20 4C 58 33 38 47 26 FC BE 20 20 20 20 LX38G&..
0020: 00 00 00 00 00 1E FC BE 47 26 FC BE 01 03 09 00 ........G&......
0030: B2 00 00 00 02 03 00 00 00 F8 00 00 00 00 00 00 ................
0040: 04 F8 00 00 60 04 00 00 00 00 00 00 08 F8 00 00 ....`...........
0050: 20 F8 00 00 00 00 00 00 04 02 00 04 10 00 00 00 ...............
0060: 32 00 E9 03 00 00 20 00 01 03 0D 00 32 13 00 00 2..... .....2...
0070: A5 00 00 00 01 08 00 00 F9 0C 00 00 00 00 00 00 ................
0080: 06 00 00 00 00 1E FC BE 00 00 00 00 47 26 FC BE ............G&..
0090: 00 00 00 00 01 10 00 00 00 F8 00 00 00 00 00 00 ................
00A0: 00 00 00 00 00 00 00 00 00 00 00 00 01 10 00 00 ................
00B0: 04 F8 00 00 00 00 00 00 01 10 00 00 60 04 00 00 ............`...
00C0: 00 00 00 00 01 08 00 00 00 00 00 00 00 00 00 00 ................
00D0: 01 20 00 00 08 F8 00 00 00 00 00 00 01 20 00 00 . ........... ..
00E0: 28 F0 01 00 00 00 00 00 00 00 00 00 00 00 00 00 (...............
00F0: 00 00 00 00 ....
>-----Original Message-----
>From: Matthew Garrett [mailto:mjg59@xxxxxxxxxxxxx]
>Sent: Wednesday, December 03, 2008 3:36 PM
>To: Moore, Robert
>Cc: Koornstra, Reinoud; linux-acpi@xxxxxxxxxxxxxxx; Brown, Len; Lin, Ming M
>Subject: Re: 2.6.28-rc7 acpi error messages
>
>On Wed, Dec 03, 2008 at 03:12:55PM -0800, Moore, Robert wrote:
>> Not even the 32-bit values seem fully correct, however. For example:
>>
>> [05Ch 092 1] GPE0 Block Length : 10
>>
>>
>> [0DCh 220 12] GPE0 Block : <Generic Address Structure>
>> [0DCh 220 1] Space ID : 01 (SystemIO)
>> [0DDh 221 1] Bit Width : 20
>> [0DEh 222 1] Bit Offset : 00
>> [0DFh 223 1] Access Width : 00
>> [0E0h 224 8] Address : 000000000001F028
>>
>>
>> For the first block length, I seriously doubt that the machine has (0x10
>* 8) = 128 GPEs. The bit width of 0x20 (32 GPEs) sounds more reasonable.
>
>Hmm, indeed - Intel hardware only decodes 32-bits for the GPE block. Do
>we have the version 1 FADT from the machine as well? If that's correct
>it suggests that Windows gets all of this information from there rather
>than using the version 2 table at all, while if it isn't perhaps we need
>to take the width from the 64-bit values. Sigh. What a mess.
>
>--
>Matthew Garrett | mjg59@xxxxxxxxxxxxx
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