[OpenBIOS] SPARC64 device tree model - SBUS or PCI?
tarl-b2 at tarl.net
Sun Feb 26 23:14:56 CET 2012
On 2012-Feb-26 16:52 , Mark Cave-Ayland wrote:
> Hmmm so it looks like the serial port is connected via ebus on a
> PCI-based SPARC system.
Correct. The "se" is a Siemens ESCC 82532, which is used for the serial
console. In addition, there are two 16550-emulating serial ports used
for keyboard and mouse.
> I've so far managed to cross-compile myself a -O0 -g 2.6.32 Linux
> SPARC64 kernel so I can step things through to try and figure out why
> the kernel can't seem to write to the console when switching away from
> CIF to accessing the serial port directly...
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