Re: fc6 kernel 2.6.18-1.2798 breaks acpi on HP laptop n5430

[Stephen Clark <Stephen.Clark@seclark.us>]

Stephen Clark wrote:

>Dave Jones wrote:
>
>  
>
>>On Wed, Nov 01, 2006 at 04:17:50PM -0500, Stephen Clark wrote:
>>
>>    
>>
>>>BIOS-provided physical RAM map:
>>> BIOS-e820: 0000000000000000 - 000000000009f000 (usable)
>>> BIOS-e820: 000000000009f000 - 0000000000100000 (reserved)
>>> BIOS-e820: 0000000000100000 - 000000001fff0000 (usable)
>>> BIOS-e820: 000000001fff0000 - 000000001ffff000 (ACPI data)
>>> BIOS-e820: 000000001ffff000 - 0000000020000000 (ACPI NVS)
>>> BIOS-e820: 00000000fff80000 - 0000000100000000 (reserved)
>>>0MB HIGHMEM available.
>>>511MB LOWMEM available.
>>>Using x86 segment limits to approximate NX protection
>>>DMI 2.2 present.
>>>Using APIC driver default
>>>ACPI: PM-Timer IO Port: 0x8008
>>>Allocating PCI resources starting at 30000000 (gap: 20000000:dff80000)
>>>Detected 850.075 MHz processor.
>>>Built 1 zonelists.  Total pages: 131056
>>>Kernel command line: ro root=/dev/VolGroup00/LogVol00 lapic nousb 
>>>console=ttyS0,38400
>>>Local APIC disabled by BIOS -- reenabling.
>>>Found and enabled local APIC!
>>>      
>>>
>>Does it make a difference if you boot with nolapic ?
>>
>>	Dave
>>
>> 
>>
>>    
>>
>Hi Dave,
>
>booting without lapic allowed it to boot but now I get
>...
>Local APIC disabled by BIOS -- you can enable it with "lapic"
>...
>Local APIC not detected. Using dummy APIC emulation.
>  which means more processor overhead - right?
>
>also cpuspeed doesn't work anymore - I don't have a cpufreq dir
>
>I don't get the following messages with kernel 2798
> powernow: PowerNOW! Technology present. Can scale: frequency and voltage.
>Nov  1 19:33:34 joker4 kernel: powernow: SGTC: 10000
>Nov  1 19:33:34 joker4 kernel: powernow: Minimum speed 300 MHz. Maximum 
>speed 850 M
>Hz.
>Nov  1 19:33:34 joker4 kernel: powernow-k8: Processor cpuid 670 not 
>supported
>
>Steve
>
>
>
>  
>
I removed and reinstalled the kernel, it seems FC6 upgrade
installed a 586 kernel - now the only problem I have is my
local apic is not being used.

Steve

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