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[src/trunk]: src/sys/dev/ic On attach figure out how long a single read of th...
details: https://anonhg.NetBSD.org/src/rev/758dc092c975
branches: trunk
changeset: 971466:758dc092c975
user: ad <ad%NetBSD.org@localhost>
date: Fri Apr 24 23:29:17 2020 +0000
description:
On attach figure out how long a single read of the counter register takes
and use that for the adjustment in hpet_delay().
diffstat:
sys/dev/ic/hpetvar.h | 3 ++-
1 files changed, 2 insertions(+), 1 deletions(-)
diffs (17 lines):
diff -r 228320256355 -r 758dc092c975 sys/dev/ic/hpetvar.h
--- a/sys/dev/ic/hpetvar.h Fri Apr 24 22:50:55 2020 +0000
+++ b/sys/dev/ic/hpetvar.h Fri Apr 24 23:29:17 2020 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: hpetvar.h,v 1.5 2020/04/23 20:33:57 ad Exp $ */
+/* $NetBSD: hpetvar.h,v 1.6 2020/04/24 23:29:17 ad Exp $ */
/*
* Copyright (c) 2006 Nicolas Joly
@@ -41,6 +41,7 @@
bool sc_mapped;
uint32_t sc_config;
int32_t sc_period;
+ int64_t sc_adj;
struct timecounter sc_tc;
};
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