[coreboot] [PATCH] pc speaker and cs5536

Carl-Daniel Hailfinger c-d.hailfinger.devel.2006 at gmx.net
Thu Mar 13 13:27:24 CET 2008

On 11.03.2008 11:53, Nikolay Petukhov wrote:
> Hi, all.
> I have PCISA-LX-800 board (AMD LX800 + CS5536)
> http://www.ieiworld.com/en/product_IPC.asp?model=PCISA-LX.
> With coreboot bios pc speaker not work on Linux.
> But with vendor BIOS pc speaker work on Linux OK.
> The CS5536 datasheet say:
> Legacy PC/AT Speaker Beep is only available when GPIO1 is programmed
> to OUT_AUX1.
> The coreboot not enable pc speaker output on cs5536.
> This patch enable pc speaker output on cs5536 based devices.
> Signed-off-by: Nikolay Petukhov <nikolay.petukhov at gmail.com>

By the way, once you have a patch which enables this feature based on a
config variable, it would be nice to have it ported to v3.



More information about the coreboot mailing list