RE: Award Bios, ACPI, Mouse and PR 55473???

From: John Baldwin <jhb_at_FreeBSD.org>
Date: Mon, 05 Jan 2004 17:29:59 -0500 (EST)
On 05-Jan-2004 Shizuka Kudo wrote:
> --- John Baldwin <jhb_at_FreeBSD.org> wrote:
>> 
>> On 23-Dec-2003 Brian Black wrote:
>> > hi,
>> >     I have been trying to post to different lists looking for a 
>> > solution.  though i have found some advice i have not found the 
>> > solution.  i was recently informed that i should post this question to 
>> > the -current list(i should of done this earlier).  I have a "Soyo Dragon 
>> > Light" mother board which has this award bios.  I have verified that my 
>> > bios has been flashed with the most up-to date version(Well whatever the 
>> > motherboard manufacture says).  
>> >     Now am certainly not a kernel hacker but i do understand a little 
>> > bit of C code.  The PR goes on to talk about a "Fix", which involves 
>> > editing the "/urs/sys/dev/acpica/acpi_pci_link.c".  After making the 
>> > changes i had no luck :-(.  Now i have been told that some people with 
>> > this bios are not affected.  Well would'nt that mean the the bios are 
>> > not  the same?  I have contacted "Soyo" on this matter.  They state on 
>> > their web site that freebsd is supported,  but have not returned my 
>> > e-mail. 
>> >     How would i be able to determine weather this problem can be fixed 
>> > by FreeBsd or the manufacture of the mother board?  Is This problem 
>> > being looked at for 5.2R  i have not been able to really sink into using 
>> > the new 5.x series because of this problem(So what i like GUI's a 
>> > little). ;-)
>> 
>> Hmm, yes.
>> 
>> Can you try the patch at
>> http://www.FreeBSD.org/~jhb/patches/acpi_link_sta.patch
> 
> I have tried your patch with no luck. I still need to revert to test on
> ACPI_ENABLE as described on 55473

This patch does test ENABLE.  Do you have a working patch that you can show
me?

>> Index: acpi_pci_link.c
>> ===================================================================
>> RCS file: /usr/cvs/src/sys/dev/acpica/acpi_pci_link.c,v
>> retrieving revision 1.11
>> diff -u -r1.11 acpi_pci_link.c
>> --- acpi_pci_link.c     18 Dec 2003 03:25:22 -0000      1.11
>> +++ acpi_pci_link.c     23 Dec 2003 16:29:35 -0000
>> _at__at_ -489,7 +489,16 _at__at_
>>                 return_ACPI_STATUS (error);
>>         }
>>  
>> -       if (!(sta & (ACPI_STA_PRESENT | ACPI_STA_FUNCTIONAL))) {
>> +       /*
>> +        * We really should not use link devices that aren't enabled,
>> +        * but if they are marked as either functional or enabled, we
>> +        * assume they are ok.
>> +        *
>> +        * XXX: The PCI bridge code requires that both PRESENT and
>> +        * ENABLE are set in a separate check.
>> +        */
>> +       if ((sta & ACPI_STA_PRESENT) == 0 ||
>> +           (sta & (ACPI_STA_ENABLE | ACPI_STA_FUNCTIONAL)) == 0) {
>>                 ACPI_DEBUG_PRINT((ACPI_DB_ERROR,
>>                     "PCI interrupt link is not functional - %s\n",
>>                     acpi_name(handle)));
>> 

-- 

John Baldwin <jhb_at_FreeBSD.org>  <><  http://www.FreeBSD.org/~jhb/
"Power Users Use the Power to Serve!"  -  http://www.FreeBSD.org/
Received on Mon Jan 05 2004 - 13:30:26 UTC

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