On 11/05/08 16:39 +0200, Cesare Gargano wrote:
quoted text
> Hi all.
> I'm playing with acpi to get it working on my T23 thinkpad.
> Thermal zone and battery status are working ok. But when I play with hotkey
> buttons, open/close lid, unplug AC cable, nothing happens. After reading acpi.c
> I've noted that this line is not correct for me (from acpi_init_gpes@acpi.c):
> 
> 	...
>         sc->sc_lastgpe = sc->sc_fadt->gpe0_blk_len << 2;
>         ...
> 
> because I've a GPE on 0x18 and another on 0x1c, but sc_lastgpe value is 0x10.
> Reading my acpidump output, I find:
> 
>         ...
>         Device(EC__) {
>                 Name(_HID, 0x090cd041)
>                 Name(_UID, 0x0)
>                 Name(_GPE, 0x1c)
>                            ^^^^
>         ...
>         ...
>         Scope(\_GPE) {
>                 Method(_L18) {
>                          ^^
>                 Store(\_SB_.PCI0.LPC_.EC__.HWAK, Local0)
>         ...
> 
> If I change that line to:
> 
> 	...
>         sc->sc_lastgpe = ((sc->sc_fadt->gpe0_blk_len << 2) * 8) - 1;
>         ...
> 
> (from acpica-unix version, found on netbsd source code), I don't know what I'm
> doing, but it works. I can see these lines in dmesg:
>  
>         ...
>         Adding GPE handler 18 (level)
>         ...
>         Adding GPE handler 1c (acpiec)
>         ...
>         enabling GPE 18 (current: disabled) 00
>         enabling GPE 1c (current: disabled) 00
>         ...
> 
> In that way when an acpi interrupt arrives, our right handler is called from
> acpi_interrupt@acpi.c. But it is *not* true. On my T23 the only interrupt I
> receive from acpi is from the power button, when I press it for more then 4
> seconds.
> 
> Am I wrong about acpi interrupt mechanism? Should the right gpe handler be
> called *after* an acpi interrupt? What is the right value for sc_lastgpe, if my
> DSDT is not wrong?
> 
> If I *experimentally* call on each kthread wakeup my 0x1c gpe handler, EC works
> fine, I can get all hotkey buttons, lid switches, hotplug and video events.
> Could we find a solution?
> 
> Thanks to all.
> 
> This is dmesg with *old* sc_lastgpe:
> 
> OpenBSD 4.3-current (GENERIC) #118: Sun May 11 15:16:00 CEST 2008
>     gar@lap.plusiagamma.com:/usr/src/sys/arch/i386/compile/GENERIC
> cpu0: Intel(R) Pentium(R) III Mobile CPU 1133MHz ("GenuineIntel" 686-class) 1.14 GHz
> cpu0: FPU,V86,DE,PSE,TSC,MSR,PAE,MCE,CX8,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,MMX,FXSR,SSE
> real mem  = 1072721920 (1023MB)
> avail mem = 1029079040 (981MB)
> User Kernel Config
> UKC> disable apm
> 324 apm0 disabled
> UKC> quit
> Continuing...
> mainbus0 at root
> bios0 at mainbus0: AT/286+ BIOS, date 10/18/06, BIOS32 rev. 0 @ 0xfd7e0, SMBIOS rev. 2.31 @ 0xe0010 (49 entries)
> bios0: vendor IBM version "1AET64WW (1.20 )" date 10/18/2006
> bios0: IBM 26474U2
> bios0: IBM ThinkPad Embedded Controller -[1AHT23WW-1.06a   ]-
> apm at bios0 function 0x15 not configured
> acpi0 at bios0: rev 2
> acpi0: tables DSDT FACP SSDT ECDT BOOT
> acpi0: wakeup devices LID_(S3) SLPB(S3) UART(S3) PCI0(S4) PCI1(S4) DOCK(S4) USB0(S3) USB1(S3) USB2(S3) AC97(S4)
> acpitimer0 at acpi0: 3579545 Hz, 24 bits
> acpi device at acpi0 from table DSDT not configured
> acpi device at acpi0 from table FACP not configured
> acpi device at acpi0 from table SSDT not configured
> acpi device at acpi0 from table ECDT not configured
> acpi device at acpi0 from table BOOT not configured
> acpiprt0 at acpi0: bus 0 (PCI0)
> acpiprt1 at acpi0: bus 1 (AGP_)
> acpiprt2 at acpi0: bus 2 (PCI1)
> acpiec0 at acpi0
> acpicpu0 at acpi0: C3, C2, FVS, 1133, 733 MHz
> acpitz0 at acpi0: critical temperature 96 degC
> acpibtn0 at acpi0: LID_
> acpibtn1 at acpi0: SLPB
> acpibat0 at acpi0: BAT0 model "IBM-02K7072" serial   434 type LION oem "SANYO"
> acpibat1 at acpi0: BAT1 not present
> acpiac0 at acpi0: AC unit online
> acpithinkpad0 at acpi0
> acpidock at acpi0 not configured
> bios0: ROM list: 0xc0000/0xe000 0xce000/0x1000 0xcf000/0x1000 0xdc000/0x4000! 0xe0000/0x10000
> cpu0 at mainbus0
> pci0 at mainbus0 bus 0: configuration mode 1 (no bios)
> pchb0 at pci0 dev 0 function 0 "Intel 82830M Host" rev 0x04
> ppb0 at pci0 dev 1 function 0 "Intel 82830M AGP" rev 0x04
> pci1 at ppb0 bus 1
> vga1 at pci1 dev 0 function 0 "S3 SuperSavage" rev 0x05
> wsdisplay0 at vga1 mux 1: console (80x25, vt100 emulation)
> wsdisplay0: screen 1-5 added (80x25, vt100 emulation)
> agp0 at vga1: no integrated graphics
> uhci0 at pci0 dev 29 function 0 "Intel 82801CA/CAM USB" rev 0x02: irq 11
> uhci1 at pci0 dev 29 function 1 "Intel 82801CA/CAM USB" rev 0x02: irq 11
> uhci2 at pci0 dev 29 function 2 "Intel 82801CA/CAM USB" rev 0x02: irq 11
> ppb1 at pci0 dev 30 function 0 "Intel 82801BAM Hub-to-PCI" rev 0x42
> pci2 at ppb1 bus 2
> cbb0 at pci2 dev 0 function 0 "TI PCI1420 CardBus" rev 0x00: irq 11
> cbb1 at pci2 dev 0 function 1 "TI PCI1420 CardBus" rev 0x00: irq 11
> "AT&T/Lucent LTMODEM" rev 0x01 at pci2 dev 2 function 0 not configured
> fxp0 at pci2 dev 8 function 0 "Intel PRO/100 VE" rev 0x42, i82562: irq 11, address 00:d0:59:d8:07:09
> inphy0 at fxp0 phy 1: i82562ET 10/100 PHY, rev. 0
> cardslot0 at cbb0 slot 0 flags 0
> cardbus0 at cardslot0: bus 3 device 0 cacheline 0x8, lattimer 0xb0
> pcmcia0 at cardslot0
> cardslot1 at cbb1 slot 1 flags 0
> cardbus1 at cardslot1: bus 6 device 0 cacheline 0x8, lattimer 0xb0
> pcmcia1 at cardslot1
> ichpcib0 at pci0 dev 31 function 0 "Intel 82801CAM LPC" rev 0x02
> pciide0 at pci0 dev 31 function 1 "Intel 82801CAM IDE" rev 0x02: DMA, channel 0 configured to compatibility, channel 1 configured to compatibility
> wd0 at pciide0 channel 0 drive 0: <HITACHI_DK23EA-40>
> wd0: 16-sector PIO, LBA, 38154MB, 78140160 sectors
> wd0(pciide0:0:0): using PIO mode 4, Ultra-DMA mode 5
> atapiscsi0 at pciide0 channel 1 drive 0
> scsibus0 at atapiscsi0: 2 targets
> cd0 at scsibus0 targ 0 lun 0: <MATSHITA, DVD-ROM SR-8177, NB21> ATAPI 5/cdrom removable
> cd0(pciide0:1:0): using PIO mode 4, Ultra-DMA mode 2
> ichiic0 at pci0 dev 31 function 3 "Intel 82801CA/CAM SMBus" rev 0x02: irq 11
> iic0 at ichiic0
> auich0 at pci0 dev 31 function 5 "Intel 82801CA/CAM AC97" rev 0x02: irq 11, ICH3 AC97
> ac97: codec id 0x43525936 (Cirrus Logic CS4299 rev 6)
> ac97: codec features headphone, 20 bit DAC, 18 bit ADC, Crystal Semi 3D
> audio0 at auich0
> usb0 at uhci0: USB revision 1.0
> uhub0 at usb0 "Intel UHCI root hub" rev 1.00/1.00 addr 1
> usb1 at uhci1: USB revision 1.0
> uhub1 at usb1 "Intel UHCI root hub" rev 1.00/1.00 addr 1
> usb2 at uhci2: USB revision 1.0
> uhub2 at usb2 "Intel UHCI root hub" rev 1.00/1.00 addr 1
> isa0 at ichpcib0
> isadma0 at isa0
> pckbc0 at isa0 port 0x60/5
> pckbd0 at pckbc0 (kbd slot)
> pckbc0: using irq 1 for kbd slot
> wskbd0 at pckbd0: console keyboard, using wsdisplay0
> pms0 at pckbc0 (aux slot)
> pckbc0: using irq 12 for aux slot
> wsmouse0 at pms0 mux 0
> pcppi0 at isa0 port 0x61
> midi0 at pcppi0: <PC speaker>
> spkr0 at pcppi0
> lpt2 at isa0 port 0x3bc/4: polled
> npx0 at isa0 port 0xf0/16: reported by CPUID; using exception 16
> pccom0 at isa0 port 0x3f8/8 irq 4: ns16550a, 16 byte fifo
> pccom1 at isa0 port 0x2f8/8 irq 3: ns16550a, 16 byte fifo
> biomask ede5 netmask ede5 ttymask ffe7
> mtrr: Pentium Pro MTRR support
> softraid0 at root
> root on wd0a swap on wd0b dump on wd0b
> 
> --
> 
> This is dmesg with *new* sc_lastgpe:
> 
> OpenBSD 4.3-current (GENERIC) #119: Sun May 11 15:59:45 CEST 2008
>     gar@lap.plusiagamma.com:/usr/src/sys/arch/i386/compile/GENERIC
> cpu0: Intel(R) Pentium(R) III Mobile CPU 1133MHz ("GenuineIntel" 686-class) 1.14 GHz
> cpu0: FPU,V86,DE,PSE,TSC,MSR,PAE,MCE,CX8,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,MMX,FXSR,SSE
> real mem  = 1072721920 (1023MB)
> avail mem = 1029079040 (981MB)
> User Kernel Config
> UKC> disable apm
> 324 apm0 disabled
> UKC> quit
> Continuing...
> mainbus0 at root
> bios0 at mainbus0: AT/286+ BIOS, date 10/18/06, BIOS32 rev. 0 @ 0xfd7e0, SMBIOS rev. 2.31 @ 0xe0010 (49 entries)
> bios0: vendor IBM version "1AET64WW (1.20 )" date 10/18/2006
> bios0: IBM 26474U2
> bios0: IBM ThinkPad Embedded Controller -[1AHT23WW-1.06a   ]-
> apm at bios0 function 0x15 not configured
> acpi0 at bios0: rev 2
> Adding GPE handler 18 (level)
> acpi0: tables DSDT FACP SSDT ECDT BOOT
> acpi0: wakeup devices LID_(S3) SLPB(S3) UART(S3) PCI0(S4) PCI1(S4) DOCK(S4) USB0(S3) USB1(S3) USB2(S3) AC97(S4)
> acpitimer0 at acpi0: 3579545 Hz, 24 bits
> acpi device at acpi0 from table DSDT not configured
> acpi device at acpi0 from table FACP not configured
> acpi device at acpi0 from table SSDT not configured
> acpi device at acpi0 from table ECDT not configured
> acpi device at acpi0 from table BOOT not configured
> acpiprt0 at acpi0: bus 0 (PCI0)
> acpiprt1 at acpi0: bus 1 (AGP_)
> acpiprt2 at acpi0: bus 2 (PCI1)
> acpiec0 at acpi0
> Adding GPE handler 1c (acpiec)
> acpicpu0 at acpi0: C3, C2, FVS, 1133, 733 MHz
> acpitz0 at acpi0: critical temperature 96 degC
> acpibtn0 at acpi0: LID_
> acpibtn1 at acpi0: SLPB
> acpibat0 at acpi0: BAT0 model "IBM-02K7072" serial   434 type LION oem "SANYO"
> acpibat1 at acpi0: BAT1 not present
> acpiac0 at acpi0: AC unit online
> acpithinkpad0 at acpi0
> acpidock at acpi0 not configured
> bios0: ROM list: 0xc0000/0xe000 0xce000/0x1000 0xcf000/0x1000 0xdc000/0x4000! 0xe0000/0x10000
> cpu0 at mainbus0
> pci0 at mainbus0 bus 0: configuration mode 1 (no bios)
> pchb0 at pci0 dev 0 function 0 "Intel 82830M Host" rev 0x04
> ppb0 at pci0 dev 1 function 0 "Intel 82830M AGP" rev 0x04
> pci1 at ppb0 bus 1
> vga1 at pci1 dev 0 function 0 "S3 SuperSavage" rev 0x05
> wsdisplay0 at vga1 mux 1: console (80x25, vt100 emulation)
> wsdisplay0: screen 1-5 added (80x25, vt100 emulation)
> agp0 at vga1: no integrated graphics
> uhci0 at pci0 dev 29 function 0 "Intel 82801CA/CAM USB" rev 0x02: irq 11
> uhci1 at pci0 dev 29 function 1 "Intel 82801CA/CAM USB" rev 0x02: irq 11
> uhci2 at pci0 dev 29 function 2 "Intel 82801CA/CAM USB" rev 0x02: irq 11
> ppb1 at pci0 dev 30 function 0 "Intel 82801BAM Hub-to-PCI" rev 0x42
> pci2 at ppb1 bus 2
> cbb0 at pci2 dev 0 function 0 "TI PCI1420 CardBus" rev 0x00: irq 11
> cbb1 at pci2 dev 0 function 1 "TI PCI1420 CardBus" rev 0x00: irq 11
> "AT&T/Lucent LTMODEM" rev 0x01 at pci2 dev 2 function 0 not configured
> fxp0 at pci2 dev 8 function 0 "Intel PRO/100 VE" rev 0x42, i82562: irq 11, address 00:d0:59:d8:07:09
> inphy0 at fxp0 phy 1: i82562ET 10/100 PHY, rev. 0
> cardslot0 at cbb0 slot 0 flags 0
> cardbus0 at cardslot0: bus 3 device 0 cacheline 0x8, lattimer 0xb0
> pcmcia0 at cardslot0
> cardslot1 at cbb1 slot 1 flags 0
> cardbus1 at cardslot1: bus 6 device 0 cacheline 0x8, lattimer 0xb0
> pcmcia1 at cardslot1
> ichpcib0 at pci0 dev 31 function 0 "Intel 82801CAM LPC" rev 0x02
> pciide0 at pci0 dev 31 function 1 "Intel 82801CAM IDE" rev 0x02: DMA, channel 0 configured to compatibility, channel 1 configured to compatibility
> wd0 at pciide0 channel 0 drive 0: <HITACHI_DK23EA-40>
> wd0: 16-sector PIO, LBA, 38154MB, 78140160 sectors
> wd0(pciide0:0:0): using PIO mode 4, Ultra-DMA mode 5
> atapiscsi0 at pciide0 channel 1 drive 0
> scsibus0 at atapiscsi0: 2 targets
> cd0 at scsibus0 targ 0 lun 0: <MATSHITA, DVD-ROM SR-8177, NB21> ATAPI 5/cdrom removable
> cd0(pciide0:1:0): using PIO mode 4, Ultra-DMA mode 2
> ichiic0 at pci0 dev 31 function 3 "Intel 82801CA/CAM SMBus" rev 0x02: irq 11
> iic0 at ichiic0
> auich0 at pci0 dev 31 function 5 "Intel 82801CA/CAM AC97" rev 0x02: irq 11, ICH3 AC97
> ac97: codec id 0x43525936 (Cirrus Logic CS4299 rev 6)
> ac97: codec features headphone, 20 bit DAC, 18 bit ADC, Crystal Semi 3D
> audio0 at auich0
> usb0 at uhci0: USB revision 1.0
> uhub0 at usb0 "Intel UHCI root hub" rev 1.00/1.00 addr 1
> usb1 at uhci1: USB revision 1.0
> uhub1 at usb1 "Intel UHCI root hub" rev 1.00/1.00 addr 1
> usb2 at uhci2: USB revision 1.0
> uhub2 at usb2 "Intel UHCI root hub" rev 1.00/1.00 addr 1
> isa0 at ichpcib0
> isadma0 at isa0
> pckbc0 at isa0 port 0x60/5
> pckbd0 at pckbc0 (kbd slot)
> pckbc0: using irq 1 for kbd slot
> wskbd0 at pckbd0: console keyboard, using wsdisplay0
> pms0 at pckbc0 (aux slot)
> pckbc0: using irq 12 for aux slot
> wsmouse0 at pms0 mux 0
> pcppi0 at isa0 port 0x61
> midi0 at pcppi0: <PC speaker>
> spkr0 at pcppi0
> lpt2 at isa0 port 0x3bc/4: polled
> npx0 at isa0 port 0xf0/16: reported by CPUID; using exception 16
> pccom0 at isa0 port 0x3f8/8 irq 4: ns16550a, 16 byte fifo
> pccom1 at isa0 port 0x2f8/8 irq 3: ns16550a, 16 byte fifo
> biomask ede5 netmask ede5 ttymask ffe7
> mtrr: Pentium Pro MTRR support
> enabling GPE 18 (current: disabled) 00
> enabling GPE 1c (current: disabled) 00
> softraid0 at root
> root on wd0a swap on wd0b dump on wd0b
> 
>

Ehm, I hope my questions are not off-topic... I would like to know if it
is a *irq* problem or what else so to solve it.

Thanks.