ACPI issue

[carlos antonio neira bustos]

Thank you very much Sascha

On Wed, Nov 12, 2014 at 5:49 AM, Sascha Wildner <saw at online.de> wrote:

> On Mon, 10 Nov 2014 21:28:24 +0100, carlos antonio neira bustos <
> cneirabustos at gmail.com> wrote:
>
>  Hi All,
>>
>> I was trying to install dragonflybsd 3.8 in general dynamics gobook vr-2
>> laptop, but it gets frozen at boot due to an acpi issue. I think it could
>> be due to wrong bytecode by the bios vendor.
>> So I tried to dump the tables using this guide
>> http://leaf.dragonflybsd.org/~justin/handbook/acpi-debug.
>> html#ACPI-SUBMITDEBUG
>> but the following command
>>
>> # acpidump -t -d > *name*-*system*.asl
>>
>> does not work as there is no -t nor -d flag, is there other flag I
>> could use to accomplish the same ?
>>
>
> Carlos,
>
> DragonFly has since imported Intel's ACPI tools, among which is an
> acpidump(8), but it has different options.
>
> To override your DSDT, do the following, in an empty dir, as it will
> create a number of files:
>
> 1. "acpidump -b"
> 2. "iasl -d dsdt.dat"
> 3. Edit dsdt.dsl according to your needs
> 4. "iasl dsdt.dsl"
> 5. If there are errors, fix them and repeat until there is a dsdt.aml
> 6. cp dsdt.aml /boot/kernel/acpi_dsdt.aml
> 7. Put "acpi_dsdt_load=yes" into your /boot/loader.conf
>
> After reboot you should see in /var/run.dmesg.boot that the DSDT has been
> overridden.
>
> Best regards,
> Sascha
>
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