acpi_video on SONY VAIO PCG-Z1 [was: acpi_video users needed]

takawata at jp.freebsd.org takawata at jp.freebsd.org
Mon Aug 30 07:59:45 PDT 2004


In message <1093852727.864.11.camel at localhost>, Vladimir Grebenschikov さんいわ
く:
>
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>
>Hi
>
>Is any chance to make acpi_video work on SONY VAIO PCG-Z1 ?
>acpi_video.ko loads well, but does not report anything, and does not add
>hw.acpi.video subtree.
>
>Please advise.

Because the ACPI device object has not enough interfaces to get the
acpi_video driver work.
Acpi_video driver does not check PCI device class: it checks the 
interfaces instead. 
You don't need to bother attaching acpi_video driver.
######


                Device (VID0)
                {
                    Name (_ADR, 0x00)
                    OperationRegion (VIDR, PCI_Config, 0x4C, 0x04)
                    Field (VIDR, ByteAcc, NoLock, Preserve)
                    {
                        SSID,   32
                    }

                    Device (CRT)
                    {
                        Name (_ADR, 0x0100)
                    }

                    Device (LCD)
                    {
                        Name (_ADR, 0x0110)
                    }

                    Device (TV)
                    {
                        Name (_ADR, 0x0200)
                    }
                }
            }

#####


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