Re: Toshiba Satellite L10-101 Smart Battery System works with patched DSDT

[Fred Thiele <ferdy_news-Mmb7MZpHnFY@public.gmane.org>]

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* Olaf Jansen-Olliges <o.jansen-n+qsWun7DryELgA04lAiVw@public.gmane.org> [2005-10-19 20:21:50 +0200]:

> Hi Fred, 
> 
> > That would be really interesting. The problem is that the ec-nospinlock
> > patch in that project just works for kernels 2.6.10/11/12 but not for
> > the current 2.6.13 kernel. I already tried to adapt it but i need a lot
> > more knowledge of acpi/kernel hacking to achieve this.
> 
> have you tried to boot you machine with the kernel parameter ec_burst=1. This 
> works on my machine. Up to kernel 2.6.11 I've used Rich Townsends spinlock 
> patch. But afterwards i found a posting from Luming Yu in which he asked to 
> try his patche which should solve this interrupt issue. And fortunately his 
> patches found the way to the kernel-sources :-)
> Perhaps you should have a look at /drivers/acpi/ec.c. If there is something 
> like setup("ec_burst= ...  you may give this a try.

Ahh great. This is my log output:

Oct 19 20:39:40 sleipnir Kernel command line: root=/dev/hda7
resume=/dev/hda5 acpi_os_name="Microsoft Windows XP" ec_burst=1 lapic
Oct 19 20:39:40 sleipnir ACPI: EC burst mode.

Can someone tell me what is the aim of the EC burst mode, what does it
do?

-- 
Best regards,

Fred Thiele                    GnuPG-Key: 0x4F6BE238 <ferdy_news-Mmb7MZpHnFY@public.gmane.org>

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