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Cosmetic updates to MAX1617/LM84 detection.

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git-svn-id: http://lm-sensors.org/svn/lm-sensors/trunk@2160 7894878c-1315-0410-8ee3-d5d059ff63e0
This commit is contained in:
Jean Delvare committed 2003-12-13 09:41:38 +00:00
1 parent cd79c469b2
commit 6fe0b94028
1 file changed
+15 -8
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prog/detect/sensors-detect
+15 -8
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@@ -3154,18 +3154,25 @@ sub adm1021_detect
# match reasonable expectations
my $misdetect = 0;
# Negative temperatures
$misdetect++ if ((my $lte=i2c_smbus_read_byte_data($file,0x00)) > 128);
$misdetect++ if ((my $rte=i2c_smbus_read_byte_data($file,0x01)) > 128);
$misdetect++ if ((my $lte=i2c_smbus_read_byte_data($file,0x00)) & 0x80);
$misdetect++ if ((my $rte=i2c_smbus_read_byte_data($file,0x01)) & 0x80);
# Negative high limits
$misdetect++ if ((my $lhi=i2c_smbus_read_byte_data($file,0x05)) >= 128);
$misdetect++ if ((my $rhi=i2c_smbus_read_byte_data($file,0x07)) >= 128);
my ($lhi, $rhi);
if (($lhi=i2c_smbus_read_byte_data($file,0x05)) & 0x80)
{
$misdetect++;
$lhi-=256;
}
if (($rhi=i2c_smbus_read_byte_data($file,0x07)) & 0x80)
{
$misdetect++;
$rhi-=256;
}
# Low limits over high limits
$lhi-=256 if $lhi >= 128;
$rhi-=256 if $rhi >= 128;
my $llo=i2c_smbus_read_byte_data($file,0x06);
my $rlo=i2c_smbus_read_byte_data($file,0x08);
$llo-=256 if $llo >= 128;
$rlo-=256 if $rlo >= 128;
$llo-=256 if ($llo & 0x80);
$rlo-=256 if ($rlo & 0x80);
$misdetect++ if $llo > $lhi;
$misdetect++ if $rlo > $rhi;
return if $misdetect >= 4;