Messages in this thread | | | Date | Sun, 1 Aug 2010 01:31:38 +0400 | From | Cyrill Gorcunov <> | Subject | Re: [PATCH] x86,setup: add serial_console_port_base in boot_params |
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On Sat, Jul 31, 2010 at 02:02:53PM -0700, H. Peter Anvin wrote: > On 07/31/2010 11:32 AM, Cyrill Gorcunov wrote: > >> > >> No, this is the internal part of the boot protocol, so it's not an issue. > >> > > > > Peter, I didn't mean any issue here, I meant that bootloaders don't know about > > this field yet and they will have to update own sources to pass port value > > at proper place of boot params. Or I miss something? > > > > Boot loaders that use the 16-bit entry point are unaffected. > > Boot loaders which use the 32-bit entry point but properly clears the > zero page simply will not have the feature. > > Boot loaders which use the 32-bit entry point but doesn't clear the zero > page are broken. > > -hpa >
Well, Peter, seems I messed boot params with setup header. So I don't see any user of this field then, hmm...
-- Cyrill
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