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Add additional check for IRQ > 15. This code still needs a lot of work!

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Remove silly "Naffy, the Wonder Porpoise" attribution and add more
justifiable (and overdue) attribution to Bruce Evans.  Look at it
as a delete and add operation batched together, not a substitution. :-)
This commit is contained in:
Jordan K. Hubbard 1995-05-07 19:45:49 +00:00
parent 2a281ee780
commit 09d9aeaab3
1 changed files with 8 additions and 2 deletions
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10
sys/i386/i386/userconfig.c
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@ -6,9 +6,11 @@
* Copyright (c) 1994 David Greenman
* All rights reserved.
*
* Many additional changes by Bruce Evans
*
* This code is derived from software contributed by the
* University of California Berkeley, Jordan K. Hubbard,
* David Greenman and Naffy, the Wonder Porpoise.
* David Greenman and Bruce Evans.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
@ -38,7 +40,7 @@
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $Id: userconfig.c,v 1.24 1995/05/07 18:23:58 jkh Exp $
* $Id: userconfig.c,v 1.25 1995/05/07 18:24:43 jkh Exp $
*/
#include <sys/param.h>
@ -291,6 +293,10 @@ set_device_irq(CmdParm *parms)
printf("Warning: Remapping IRQ 2 to IRQ 9 - see config(8)\n");
irq = 9;
}
else if (irq > 15) {
printf("An IRQ > 15 would be invalid.\n");
return 0;
}
parms[0].parm.dparm->id_irq = (irq < 16 ? 1 << irq : 0);
save_dev(parms[0].parm.dparm);
return 0;