Messages in this thread | | | From | n0ano@n0ano ... | Date | Thu, 16 Oct 2008 20:39:12 -0600 | Subject | Re: [PATCH] Enable console on PCI serial devices |
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On Thu, Oct 16, 2008 at 05:16:47PM -0600, Bjorn Helgaas wrote: >... > Did you play with "console=uart,io,0xe880,115200n8" at all? > > That gives you early serial console output and automatically switches > to the matching ttyS device when it is discovered. > > "console=uart" doesn't have support for crystal frequency, but that > could be added in drivers/serial/8250_early.c. >
Yep, that was pointed out and my latest patch does just that, use the `uart' syntax to specify I/O address and enhance it to control crystal frequency.
We're arguing now about what to do about the `earlycon' and `earlyprintk' parameters, I contend we should remove those as the `console=uart' is a superset of their capabilities but there are some dissenting opinions.
-- Don Dugger "Censeo Toto nos in Kansa esse decisse." - D. Gale n0ano@n0ano.com Ph: 303/443-3786
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