Re: acpi-20040715+D600+Suspend

[Nathan Bryant <nbryant-p32f3XyCuykqcZcGjlUOXw@public.gmane.org>]

Li, Shaohua wrote:

>Wednesday, September 01, 2004, Nathan Bryant wrote:
>  
>
>>Oops, that's my bad. Thanks for the quick explanation, Shaohua, looks
>>like we have to move the resume to a special case that runs before
>>sysdevs. If that's ok with everyone, I'll try to make a patch.
>>    
>>
>The limitation of ACPI CA code always confuses people. Run it before
>sysdev means we must enable IRQ. It sounds like risky before we resume
>LAPIC and PIC/IOAPIC. I'm considering resume it after sysdev but before
>any device driver. But this way it still breaks some systems (In
>previous email, we even propose to resume irqrouter before PIC). 
>  
>
I was afraid you were going to say that.

You know there is already some special case code to init the i8259 
earlier for specfic blacklisted laptops. Maybe we can generalize that; 
it is starting to look like we are stuck with special casing all the IRQ 
init. Do you agree or disagree?

Nathan

>Thanks,
>Shaohua
>  
>
>>>>-----Original Message-----
>>>>From: acpi-devel-admin-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org [mailto:acpi-devel-
>>>>admin-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org] On Behalf Of Ow Mun Heng
>>>>Sent: Wednesday, September 01, 2004 9:17 AM
>>>>To: Acpi-List
>>>>Subject: [ACPI] acpi-20040715+D600+Suspend
>>>>
>>>>Hi guys,
>>>>
>>>>	Lo and Behold, I managed to get S3 to work on my laptop by
>>>>
>>>>
>>>>        
>>>>
>>>following
>>>
>>>
>>>      
>>>
>>>>instructions on this website.
>>>>
>>>>http://www.loria.fr/~thome/d600/
>>>>
>>>>However, I've not tested it further(as in using the normal kernel
>>>>        
>>>>
>boot
>  
>
>>>>up line in grub.conf) to verify if it is the same whether or not I
>>>>        
>>>>
>use
>  
>
>>>>video=radeonfb.
>>>>
>>>>I'm getting these errors during Suspend to disk.
>>>>
>>>>Warning: CPU frequency out of sync: cpufreq and timingcore thinks of
>>>>
>>>>
>>>>        
>>>>
>>>600000,
>>>
>>>
>>>      
>>>
>>>>is 1400000 kHz.
>>>>Debug: sleeping function called from invalid context at
>>>>        
>>>>
>mm/slab.c:1989
>  
>
>>>>in_atomic():1, irqs_disabled():0
>>>>[<c01156ac>] __might_sleep+0xa5/0xaf
>>>>[<c0135d3f>] __kmalloc+0x40/0x76
>>>>[<c023bec9>] acpi_os_allocate+0xa/0xb
>>>>[<c024fa1f>] acpi_ut_allocate+0x34/0x57
>>>>[<c024f9b0>] acpi_ut_initialize_buffer+0x42/0x7d
>>>>[<c024c85e>] acpi_rs_create_byte_stream+0x23/0x39
>>>>[<c024dc1e>] acpi_rs_set_srs_method_data+0x1b/0x9d
>>>>[<c011ecd4>] __group_send_sig_info+0x36/0x9d
>>>>[<c011ee0a>] group_send_sig_info+0x58/0x61
>>>>[<c02556fd>] acpi_pci_link_set+0xde/0x155
>>>>[<c0255b0f>] irqrouter_resume+0x1c/0x30
>>>>[<c027bfff>] sysdev_resume+0x3e/0xc7
>>>>[<c027ea69>] device_power_up+0x5/0xa
>>>>[<c012b332>] do_magic_resume_2+0x63/0xb9
>>>>[<c02db0d9>] copy_done+0x49/0x4c
>>>>[<c012b536>] software_suspend+0x98/0xae
>>>>[<c0252322>] acpi_system_write_sleep+0x6a/0x85
>>>>[<c014650c>] vfs_write+0xb8/0xe4
>>>>[<c01465d6>] sys_write+0x3c/0x62
>>>>[<c01059fd>] sysenter_past_esp+0x52/0x71
>>>>ACPI: PCI interrupt 0000:00:1d.0[A] -> GSI 11 (level, low) -> IRQ 11
>>>>PCI: Setting latency timer of device 0000:00:1d.0 to 64
>>>>ACPI: PCI interrupt 0000:00:1d.1[B] -> GSI 11 (level, low) -> IRQ 11
>>>>PCI: Setting latency timer of device 0000:00:1d.1 to 64
>>>>ACPI: PCI interrupt 0000:00:1d.2[C] -> GSI 11 (level, low) -> IRQ 11
>>>>PCI: Setting latency timer of device 0000:00:1d.2 to 64
>>>>ACPI: PCI interrupt 0000:00:1d.7[D] -> GSI 11 (level, low) -> IRQ 11
>>>>PCI: Setting latency timer of device 0000:00:1d.7 to 64
>>>>ACPI: PCI interrupt 0000:00:1f.1[A] -> GSI 11 (level, low) -> IRQ 11
>>>>ACPI: PCI interrupt 0000:00:1f.5[B] -> GSI 7 (level, low) -> IRQ 7
>>>>PCI: Setting latency timer of device 0000:00:1f.5 to 64
>>>>radeonfb: resumed !
>>>>ACPI: PCI interrupt 0000:02:00.0[A] -> GSI 11 (level, low) -> IRQ 11
>>>>Fixing swap signatures... ok
>>>>
>>>>
>>>>I also noticed that now, suspend does not work as it should/or was
>>>>        
>>>>
>when
>  
>
>>>>I was using 2.6.7 kernel.
>>>>
>>>>Right now, it will go to the Freeing memory section.. then the screen
>>>>goes blank. (blacklight still on) and then stays that way for quite
>>>>sometime before I see the words "radeonfb: resumed" and when that
>>>>happens, it's as though time stood still. It won't start writing to
>>>>        
>>>>
>the
>  
>
>>>>disk until I press a key. (I usually just press the spacebar) and
>>>>        
>>>>
>then
>  
>
>>>>it will start writing and works OK from that. (I am writing on my
>>>>
>>>>
>>>>        
>>>>
>>>laptop
>>>
>>>
>>>      
>>>
>>>>which is been suspended(hibernated) and resumed a few times already.
>>>>
>>>>Anything changed or broke??
>>>>
>>>>--
>>>>Ow Mun Heng
>>>>Fedora GNU/Linux Core 2 on D600 1.4Ghz CPU kernel 2.6.8.1.Aug.29
>>>>Neuromancer 01:06:38 up 1 day, 3:25, 1 user, load average: 0.73,
>>>>        
>>>>
>0.88,
>  
>
>>>>0.93
>>>>
>>>>
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>>>>
>>>>        
>>>>
>>>
>>>      
>>>
>
>
>  
>



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