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Subject: [Bug 190786] New: ACPI BIOS Warning (bug): 32/64X length mismatch in
 FADT/Gpe1Block
Date: Sun, 08 Jun 2014 09:25:57 +0000
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X-Bugzilla-Product: Base System
X-Bugzilla-Component: kern
X-Bugzilla-Version: 10.0-RELEASE
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X-Bugzilla-Severity: Affects Some People
X-Bugzilla-Who: p5B2E9A8F@t-online.de
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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=190786

            Bug ID: 190786
           Summary: ACPI BIOS Warning (bug): 32/64X length mismatch in
                    FADT/Gpe1Block
           Product: Base System
           Version: 10.0-RELEASE
          Hardware: Any
                OS: Any
            Status: Needs Triage
          Severity: Affects Some People
          Priority: ---
         Component: kern
          Assignee: freebsd-bugs@FreeBSD.org
          Reporter: p5B2E9A8F@t-online.de

While booting these bug warnings are generated:

ACPI APIC Table: <IBM    TP-74   >
ACPI BIOS Warning (bug): 32/64X length mismatch in FADT/Gpe1Block: 0/32
(20130823/tbfadt-601)
ACPI BIOS Warning (bug): Optional FADT field Gpe1Block has zero address or
length: 0x000000000000102C/0x0 (20130823/tbfadt-630)

ACPI related output of dmesg:

> dmesg | grep -i acpi
Features=0xafe9fbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,CLFLUSH,DTS,ACPI,MMX,FXSR,SSE,SSE2,SS,TM,PBE>
ACPI APIC Table: <IBM    TP-74   >
ACPI BIOS Warning (bug): 32/64X length mismatch in FADT/Gpe1Block: 0/32
(20130823/tbfadt-601)
ACPI BIOS Warning (bug): Optional FADT field Gpe1Block has zero address or
length: 0x000000000000102C/0x0 (20130823/tbfadt-630)
acpi0: <IBM TP-74> on motherboard
acpi_ec0: <Embedded Controller: GPE 0x1c, ECDT> port 0x62,0x66 on acpi0
acpi0: Power Button (fixed)
acpi0: reservation of 0, a0000 (3) failed
acpi0: reservation of 100000, 3ff00000 (3) failed
cpu0: <ACPI CPU> on acpi0
attimer0: <AT timer> port 0x40-0x43 irq 0 on acpi0
atrtc0: <AT realtime clock> port 0x70-0x71 irq 8 on acpi0
Timecounter "ACPI-fast" frequency 3579545 Hz quality 900
acpi_timer0: <24-bit timer at 3.579545MHz> port 0x1008-0x100b 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 20 at device 28.0 on pci0
pci2: <ACPI PCI bus> on pcib1
pcib2: <ACPI PCI-PCI bridge> at device 30.0 on pci0
pci4: <ACPI PCI bus> on pcib2
acpi_tz0: <Thermal Zone> on acpi0
atkbdc0: <Keyboard controller (i8042)> port 0x60,0x64 irq 1 on acpi0
battery0: <ACPI Control Method Battery> on acpi0
acpi_acad0: <AC Adapter> on acpi0

I do not know if the lines with "failed" are related to this bug. But it is
worth hinting to this.

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