On Wed Mar 16 11, Andrey V. Elsukov wrote:
> Author: ae
> Date: Wed Mar 16 20:04:56 2011
> New Revision: 219702
> URL: http://svn.freebsd.org/changeset/base/219702
>
> Log:
> Set control flags in putc(). This should fix zfsboot hangs in drvread().
i was looking at xputc() and putchar() and was wondering why these are two
seperate functions? their funcionality can very easily be merged into a single
one.
cheers.
alex
>
> PR: kern/153552
> Reviewed by: jhb
> MFC after: 1 week
>
> Modified:
> head/sys/boot/i386/common/cons.c
>
> Modified: head/sys/boot/i386/common/cons.c
> ==============================================================================
> --- head/sys/boot/i386/common/cons.c Wed Mar 16 17:09:51 2011
> (r219701)
> +++ head/sys/boot/i386/common/cons.c Wed Mar 16 20:04:56 2011
> (r219702)
> @@ -37,6 +37,7 @@ void
> putc(int c)
> {
>
> + v86.ctl = V86_FLAGS;
> v86.addr = 0x10;
> v86.eax = 0xe00 | (c & 0xff);
> v86.ebx = 0x7;
--
a13x
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