On Mon, Dec 05, 2011 at 10:12:42PM -0000, gluth wrote:
> Yup, you are right, it looks like BIOS in this machine is completely
> crapish and does work in random way (sometimes right, sometimes wrong).
> I have tried to reproduce battery autofixing but was unable. Is there
> any ACPI method which returns lot's of data but does not change anything
> in and could be used to clear ACPI buffers?

The buffer in question is only used for some types of events, like
hotkeys (I'm not sure what other types of events it's used for, but it's
obvious from the DSDT that it expects other types of events). The only
method that clears out the data in that buffer is the one we're already
using to get the hotkey data.

Another interesting thing that's perhaps worth noting is that the WMI
interface doesn't appear to use the buffer in the same way -- it just
sticks the most recent event in the first entry of the buffer and then
reads back only that entry. So if the WMI interface was supported it
shouldn't suffer from the same problem.

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https://bugs.launchpad.net/bugs/827558

Title:
  toshiba_acpi unable to load on TOSHIBA SATELLITE C670-10V

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