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Allow keyboard-less boot.

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This commit is contained in:
mycroft 1994-02-23 22:20:40 +00:00
parent 93a691920e
commit 196f213289
1 changed files with 13 additions and 3 deletions
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16
sys/arch/i386/isa/pccons.c
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@ -35,7 +35,7 @@
* SUCH DAMAGE.
*
* from: @(#)pccons.c 5.11 (Berkeley) 5/21/91
* $Id: pccons.c,v 1.45 1994/02/23 20:15:28 mycroft Exp $
* $Id: pccons.c,v 1.46 1994/02/23 22:20:40 mycroft Exp $
*/
/*
@ -315,11 +315,21 @@ pcprobe(dev)
}
/* Reset the keyboard. */
if (!kbd_cmd(KBC_RESET, 1))
if (!kbd_cmd(KBC_RESET, 1)) {
printf("pcprobe: reset error 1\n");
goto lose;
}
while ((inb(KBSTATP) & KBS_DIB) == 0);
if (inb(KBDATAP) != KBR_RSTDONE)
if (inb(KBDATAP) != KBR_RSTDONE) {
printf("pcprobe: reset error 2\n");
goto lose;
}
lose:
/*
* Technically, we should probably fail the probe. But we'll be nice
* and allow keyboard-less machines to boot with the console.
*/
return 16;
}