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authorpgoyette <pgoyette@NetBSD.org>2010-02-18 14:10:15 +0000
committerpgoyette <pgoyette@NetBSD.org>2010-02-18 14:10:15 +0000
commitfe9cd1c415ddbf294f5edf31013ff5602fc0cde6 (patch)
treeec655aa6233c8f439698fc2f3683f5b9746e4f45 /sys
parent8f657e21deb803b793fc651724cd29c21052d5a6 (diff)
Print correct temperature value, and properly display negative temperatures.
Resolves PR kern/36615
Diffstat (limited to 'sys')
-rw-r--r--sys/dev/acpi/acpi_tz.c12
1 files changed, 7 insertions, 5 deletions
diff --git a/sys/dev/acpi/acpi_tz.c b/sys/dev/acpi/acpi_tz.c
index 6831e7b0522..2fbb4be78a8 100644
--- a/sys/dev/acpi/acpi_tz.c
+++ b/sys/dev/acpi/acpi_tz.c
@@ -1,4 +1,4 @@
-/* $NetBSD: acpi_tz.c,v 1.58 2010/02/14 23:06:58 pgoyette Exp $ */
+/* $NetBSD: acpi_tz.c,v 1.59 2010/02/18 14:10:15 pgoyette Exp $ */
/*
* Copyright (c) 2003 Jared D. McNeill <jmcneill@invisible.ca>
@@ -30,7 +30,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: acpi_tz.c,v 1.58 2010/02/14 23:06:58 pgoyette Exp $");
+__KERNEL_RCSID(0, "$NetBSD: acpi_tz.c,v 1.59 2010/02/18 14:10:15 pgoyette Exp $");
#include <sys/param.h>
#include <sys/systm.h>
@@ -355,9 +355,11 @@ static char *
acpitz_celcius_string(int dk)
{
static char buf[10];
+ int dc;
- snprintf(buf, sizeof(buf), "%d.%d", (dk - ATZ_ZEROC) / 10,
- (dk - ATZ_ZEROC) % 10);
+ dc = abs(dk - ATZ_ZEROC);
+ snprintf(buf, sizeof(buf), "%s%d.%d", (dk >= ATZ_ZEROC)?"":"-",
+ dc / 10, dc % 10);
return buf;
}
@@ -526,7 +528,7 @@ acpitz_get_zone(void *opaque, int verbose)
acpitz_celcius_string(sc->sc_zone.hot));
if (sc->sc_zone.psv != ATZ_TMP_INVALID)
aprint_normal(" passive %sC",
- acpitz_celcius_string(sc->sc_zone.tmp));
+ acpitz_celcius_string(sc->sc_zone.psv));
}
if (valid_levels == 0) {