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authorMichael Shalayeff <mickey@cvs.openbsd.org>1999-09-07 20:50:25 +0000
committerMichael Shalayeff <mickey@cvs.openbsd.org>1999-09-07 20:50:25 +0000
commitbbd34987cd98fa78f8e96d9f066182d6bbfce051 (patch)
tree444a53bb5bc56b42c45eccfc11e9e2e811cf4e4b /sys/arch
parentf6cd6520d044cceae323da9db3392c122b6143d0 (diff)
make inittodr() whine some sane things
Diffstat (limited to 'sys/arch')
-rw-r--r--sys/arch/hppa/dev/clock.c27
1 files changed, 22 insertions, 5 deletions
diff --git a/sys/arch/hppa/dev/clock.c b/sys/arch/hppa/dev/clock.c
index 5feeab70369..ea011c7be4f 100644
--- a/sys/arch/hppa/dev/clock.c
+++ b/sys/arch/hppa/dev/clock.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: clock.c,v 1.5 1999/08/14 03:56:12 mickey Exp $ */
+/* $OpenBSD: clock.c,v 1.6 1999/09/07 20:50:24 mickey Exp $ */
/*
* Copyright (c) 1998,1999 Michael Shalayeff
@@ -107,7 +107,15 @@ void
inittodr(t)
time_t t;
{
- static struct pdc_tod tod;
+ struct pdc_tod tod PDC_ALIGNMENT;
+ int tbad = 0;
+ long dt;
+
+ if (t < 5*SECYR) {
+ printf ("WARNING: preposterous time in file system");
+ t = 6*SECYR + 186*SECDAY + SECDAY/2;
+ tbad = 1;
+ }
pdc_call((iodcio_t)PAGE0->mem_pdc, 1, PDC_TOD, PDC_TOD_READ,
&tod, 0, 0, 0, 0, 0);
@@ -115,10 +123,19 @@ inittodr(t)
time.tv_sec = tod.sec;
time.tv_usec = tod.usec;
- if ((long)time.tv_sec < 0) {
- time.tv_sec = SECYR * (1990 - 1970);
- printf("WARNING: clock not initialized -- check and reset\n");
+ if (!tbad) {
+ dt = time.tv_sec - t;
+
+ if (dt < 0)
+ dt = -dt;
+
+ if (dt < 2 * SECDAY)
+ return;
+ printf ("WARNING: clock %s %d days",
+ time.tv_sec < t? "lost" : "gained", dt / SECDAY);
}
+
+ printf (" -- CHECK AND RESET THE DATE!\n");
}
/*