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PostPosted: Fri Dec 01, 2006 3:31 am 
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Joined: Fri Oct 22, 2004 6:00 am
Posts: 81
Hello!

Can i redirect I/O of the OpenFirmware console to the serial port at runtime?
I've continued Darwin (OS X) for Pegasos project and now i need to debug my VESA framebuffer routines a little. Unfortunately OpenFirmware doesn't support fb8 yet so after vesa-set-mode i simply can't print on the screen. I'd like to switch the console to the serial port at this point and continue talking to the OF using my PC laptop.


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PostPosted: Tue Dec 05, 2006 12:52 am 
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Joined: Fri Oct 22, 2004 6:00 am
Posts: 81
Well, thanks for silence...
I've done this myself in another way - just Open("/pci/isa/serial:115200,8,n,1,-") and then Write() there.


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PostPosted: Tue Dec 05, 2006 7:40 am 
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Joined: Fri Sep 24, 2004 1:39 am
Posts: 1589
Location: Austin, TX
Quote:
Well, thanks for silence...
I've done this myself in another way - just Open("/pci/isa/serial:115200,8,n,1,-") and then Write() there.
:)

That's exactly how to do it.

The other solution would be to follow the article in the sidebar and set serial i/o as your default. In fact running this line through the Forth interpreter from inside BootX will do exactly the same thing (stdout will be redirected).

The VESA stuff will still work.

_________________
Matt Sealey


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