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Date:      Mon, 30 Aug 2004 23:58:40 +0900
From:      takawata@jp.freebsd.org
To:        Vladimir Grebenschikov <vova@sw.ru>
Cc:        freebsd-current@freebsd.org
Subject:   Re: acpi_video on SONY VAIO PCG-Z1 [was: acpi_video users needed]
Message-ID:  <200408301458.i7UEweiu045002@sana.init-main.com>
In-Reply-To: Your message of "Mon, 30 Aug 2004 11:58:47 %2B0400." <1093852727.864.11.camel@localhost>
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In message <1093852727.864.11.camel@localhost>, Vladimir Grebenschikov さんいわ
く:
>
>--=-FZrzlYyzm566zgo9aokI
>Content-Type: text/plain
>Content-Transfer-Encoding: 7bit
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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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