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Don't check timeout just after booted.

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Some transactions could be considered wrongly to be timeout
bacause interrupts are disabled during boot process.
This commit is contained in:
Hidetoshi Shimokawa 2003-10-24 07:42:21 +00:00
parent 0376020649
commit ad5c39fe2a
1 changed files with 15 additions and 3 deletions
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18
sys/dev/firewire/firewire.c
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@ -338,15 +338,27 @@ firewire_xfer_timeout(struct firewire_comm *fc)
splx(s);
}
#define WATCHDOC_HZ 10
static void
firewire_watchdog(void *arg)
{
struct firewire_comm *fc;
static int watchdoc_clock = 0;
fc = (struct firewire_comm *)arg;
firewire_xfer_timeout(fc);
fc->timeout(fc);
callout_reset(&fc->timeout_callout, hz / 10,
/*
* At boot stage, the device interrupt is disabled and
* We encounter a timeout easily. To avoid this,
* ignore clock interrupt for a while.
*/
if (watchdoc_clock > WATCHDOC_HZ * 15) {
firewire_xfer_timeout(fc);
fc->timeout(fc);
} else
watchdoc_clock ++;
callout_reset(&fc->timeout_callout, hz / WATCHDOC_HZ,
(void *)firewire_watchdog, (void *)fc);
}