ru.unix.bsd

 
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 From : Igor Nikolaev                        2:5030/266     14 Nov 2000  09:50:48
 To : Grok
 Subject : Re: stray irq 7 ?
 -------------------------------------------------------------------------------- 
 

 Grok <khung@sakha.ru> wrote:
 
 > В логах появляется такое при запуске /stand/sysinstall:
 > Nov  6 15:28:02 tin /kernel: stray irq 7
 > Nov  6 15:28:02 tin /kernel: too many stray irq 7's; not logging any 
 > Что бы это значило?
 
 /usr/src/sys/i386/isa/intr_machdep.c
 
 /*
  * Caught a stray interrupt, notify
  */
 static void
 isa_strayintr(vcookiep)
         void *vcookiep;
 {
         int intr = (void **)vcookiep - &intr_unit[0];
 
         /* DON'T BOTHER FOR NOW! */
         /* for some reason, we get bursts of intr #7, even if not enabled! */
         /*
          * Well the reason you got bursts of intr #7 is because someone
          * raised an interrupt line and dropped it before the 8259 could
          * prioritize it.  This is documented in the intel data book.  This
          * means you have BAD hardware!  I have changed this so that only
          * the first 5 get logged, then it quits logging them, and puts
          * out a special message. rgrimes 3/25/1993
          */
         /*
          * XXX TODO print a different message for #7 if it is for a
          * glitch.  Glitches can be distinguished from real #7's by
          * testing that the in-service bit is _not_ set.  The test
          * must be done before sending an EOI so it can't be done if
          * we are using AUTO_EOI_1.
          */
         if (intrcnt[1 + intr] <= 5)
                 log(LOG_ERR, "stray irq %d\n", intr);
         if (intrcnt[1 + intr] == 5)
                 log(LOG_CRIT,
                     "too many stray irq %d's; not logging any more\n", intr);
 }
 
 -- 
 И
 --- ifmail v.2.12.os.sensi
  * Origin: Hе пугайся, это глюк. (2:5030/266@fidonet)
 
 

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