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    SubjectRe: ACPI trouble (Was: Re: [patch] amd athlon cooling on kt266/266a chipset)
    On Thu, Jan 24, 2002 at 09:49:37AM -0800, Wayne Whitney wrote:
    > In mailing-lists.linux-kernel, Rasmus B?g Hansen wrote:
    >
    > > When running /sbin/poweroff from runlevel 3 or 5, 'halt -i -d -p' is
    > > again the last command run, follwing this from the kernel:
    > > Power down.
    > > hwsleep-0178 [02] Acpi_enable_sleep_state: Entering S5
    > > And again my system hangs.
    >
    > I have an ASUS A7V motherboard, similar to your ASUS A7V133. I find
    > that stock kernel (2.4.18-pre7) APM powers off the machine, but stock
    > kernel ACPI does not. However, the Intel ACPI patch, available from
    > http://developer.intel.com/technology/IAPC/acpi/downloads.htm against
    > kernel 2.4.16, does power down my machine. I was able to forward port
    > this to 2.4.18-pre7 without too much trouble by starting with 2.4.16,
    > applying the Intel ACPI patch first, and then applying kernel
    > patch-2.4.17 and kernel patch-2.4.18-pre7.

    I still have this in my tree. I have no idea who is wrong, whether parser
    or BIOS.
    Best regards,
    Petr Vandrovec
    vandrove@vc.cvut.cz

    diff -urdN linux/drivers/acpi/hardware/hwsleep.c linux/drivers/acpi/hardware/hwsleep.c
    --- linux/drivers/acpi/hardware/hwsleep.c Wed Oct 24 21:06:22 2001
    +++ linux/drivers/acpi/hardware/hwsleep.c Tue Jan 22 16:17:46 2002
    @@ -152,6 +152,13 @@
    return status;
    }

    + /* Broken ACPI table on ASUS A7V... it reports type 7, but poweroff is type 2...
    + sleep is type 1 while ACPI reports type 3, but as I was not able to get
    + machine to wake from this state without unplugging power cord... */
    + if (type_a == 7 && type_b == 7 && sleep_state == ACPI_STATE_S5 && !memcmp(acpi_gbl_DSDT->oem_id, "ASUS\0\0", 6)
    + && !memcmp(acpi_gbl_DSDT->oem_table_id, "A7V ", 8)) {
    + type_a = type_b = 2;
    + }
    /* run the _PTS and _GTS methods */

    MEMSET(&arg_list, 0, sizeof(arg_list));
    -
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