Messages in this thread | | | Date | Wed, 02 Jan 2008 23:31:09 +0100 | From | Rémi Hérilier <> | Subject | Re: PATCH] adding wistron_btns support for X86_64 systems. |
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Carlos Corbacho wrote: > (CC'ing linux-input, as that is the relevant subsystem list for wistron-btns). > > Rémi Hérilier wrote: >> To use my previous patch (wistron_btns support for fujitsu-siemens amilo >> pro edition v3505) with my laptop, I need to make the wistron module >> compile for x86_64. It is based on Linux 2.4.24-rc4 too. > > NAK. > > You cannot make 32 bit BIOS calls in a 64 bit OS. > > This will (and does) segfault on x86-64 (tested on my Aspire 5020, where > call_bios wistron-btns just segfaults on x86-64 with this patch). > > This is a known issue, and the reason why wistron-btns (and the out-of-tree > acerhk) have not been ported to x86-64. > > -Carlos
Yes, in theory, this must segfault on x86-64.
In pratice, there is one laptop where it seems to works (no problem for 3 weeks). A good reason to find why.
Best regards
Remi Herilier -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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