Dell Inspiron 510m sleep states S3/S4 not working

[Nate Lawson]

Igor Partola wrote:
> Igor Partola wrote:
> 
>> I am trying to run FreeBSD on Dell Inspiron 8600 but S3 does not work 
>> here. I'm not sure if this machine has the same configuration as 
>> Latitude but the problem is exactly the same. Earlier today I 
>> downloaded 5.2.1 iso from one of the mirrors and installed it. 
>> Unfortunately S3 did not work, but simply rebooted the system just 
>> like before.
>>
>> Next I tried to recompile the kernel without anything but the 
>> essentials, but that did not work either. sysctl says that 
>> debug.acpi.disabled does not exist. Does anyone know if it was added 
>> later or do I have to write it out in loader.conf?
>>
>> A while ago I tried to dig through Linux sources but Nate said before 
>> that FreeBSD and Linux have the same implementation of ACPI so I did 
>> not get too far. (As I mentioned some time ago 2.6.10 suspends the 
>> machine properly, except for the lcd which does not come back on resume).
>>
>> If this problem is in the drivers it must be in pci, isa, ata, 
>> atadisk, keyboard, mouse, or vga drivers. I removed everything else 
>> from my config (I'll post it on request).
>>
>> I really hope somebody will find a solution to this problem because 
>> FreeBSD on this machine would be really nice.

Easiest way to test for resets is to stick this loop in the C code, 
pushing it farther down until you identify the line of code that resets 
instead of hanging.

hang: goto hang;

Try this in AcpiEnterSleepState().

-- 
Nate