Date: Tue, 19 Nov 1996 10:54:44 -0700 (MST) From: Nate Williams <nate@mt.sri.com> To: Bruce Evans <bde@zeta.org.au> Cc: cvs-all@freefall.freebsd.org, CVS-committers@freefall.freebsd.org, cvs-sys@freefall.freebsd.org, nate@freefall.freebsd.org Subject: Re: cvs commit: src/sys/i386/isa syscons.c Message-ID: <199611191754.KAA00374@rocky.mt.sri.com> In-Reply-To: <199611191747.EAA07534@godzilla.zeta.org.au> References: <199611191747.EAA07534@godzilla.zeta.org.au>
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Bruce Evans writes: > > Modified: sys/i386/isa syscons.c > > Log: > > Fix UserConfig w/syscons. > > ... > > Pre-initialize sc_port to IO_KBD which is really a kludge, but it's how > > the previous driver did it's job. > > > > Found by: remote GDB > > I have been running with this change for some time. If userconfig is > actually used, then the keyboard is unusable. Before this change, yes I agree. If sc_port isn't initialized it tries to read the data from port 0, which doesn't have any keyboard attached. :) The code is now almost exactly the same as the previous syscons 'getc' code, except for some busy waits and such. > Apparently a scancode > left over from quitting userconfig is interpreted as the keyboard > command byte. Huh? What context are we talking about here?
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