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Skip ISA detection by default if a Super I/O was found. In general,

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systems have a Super-I/O chip or an ISA chip, not both.


git-svn-id: http://lm-sensors.org/svn/lm-sensors/branches/lm-sensors-3.0.0@5503 7894878c-1315-0410-8ee3-d5d059ff63e0
This commit is contained in:
Jean Delvare
2008-12-02 21:42:35 +00:00
parent 3ef49590d1
commit e89e2a8c78
2 changed files with 18 additions and 9 deletions
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1
CHANGES
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@@ -35,6 +35,7 @@ SVN-HEAD
Move alias detection after all chip detections
Probe chip types from safest to more risky (#2322)
Add an option to skip ISA probes except IPMI
Skip ISA detection by default if a Super I/O was found (#2322)
3.0.3 (2008-09-28)
libsensors: Avoid namespace pollution

26
prog/detect/sensors-detect
View File

@@ -2864,6 +2864,7 @@ sub guess_superio_ld
outb($datareg, $oldldn);
}
# Returns: 1 if device added to chips_detected, undef if not
sub probe_superio
{
my ($addrreg, $datareg, $chip) = @_;
@@ -2914,6 +2915,7 @@ sub probe_superio
chipname => $chip->{name}
};
add_isa_to_chips_detected($chip->{driver}, $new_hash);
return 1;
}
# Detection routine for non-standard SMSC Super I/O chips
@@ -2944,10 +2946,12 @@ sub smsc_ns_detect_superio
return 1;
}
# Returns: number of device added to chips_detected (0 or 1)
sub scan_superio
{
my ($addrreg, $datareg) = @_;
my ($val, $found);
my $added = 0;
printf("Probing for Super-I/O at 0x\%x/0x\%x\n", $addrreg, $datareg);
@@ -2985,7 +2989,7 @@ sub scan_superio
($val & ($chip->{devid_mask} || 0xffff)) == $chip->{devid})
|| ($chip->{devid} <= 0xff &&
($val >> 8) == $chip->{devid})) {
probe_superio($addrreg, $datareg, $chip);
$added = 1 if probe_superio($addrreg, $datareg, $chip);
$found++;
}
}
@@ -3001,6 +3005,7 @@ sub scan_superio
last FAMILY;
}
$| = 0;
return $added;
}
sub scan_cpu
@@ -4869,7 +4874,7 @@ sub generate_modprobes
sub main
{
my ($input);
my ($input, $superio_found);
# We won't go very far if not root
unless ($> == 0) {
@@ -4917,20 +4922,23 @@ sub main
print "Do you want to scan for Super I/O sensors? (YES/no): ";
unless (<STDIN> =~ /^\s*n/i) {
initialize_ioports();
scan_superio(0x2e, 0x2f);
scan_superio(0x4e, 0x4f);
$superio_found += scan_superio(0x2e, 0x2f);
$superio_found += scan_superio(0x4e, 0x4f);
close_ioports();
}
print "\n";
print "Some hardware monitoring chips are accessible through the ISA I/O ports.\n".
"We have to write to arbitrary I/O ports to probe them. This is usually\n".
"safe though. Yes, you do have ISA I/O ports even if you do not have any\n".
"ISA slots! Do you want to scan the ISA I/O ports? (YES/no/ipmi only): ";
printf "Some hardware monitoring chips are accessible through the ISA I/O ports.\n".
"We have to write to arbitrary I/O ports to probe them. This is usually\n".
"safe though. Yes, you do have ISA I/O ports even if you do not have any\n".
"ISA slots! Do you want to scan the ISA I/O ports? (\%s): ",
$superio_found ? "yes/no/IPMI ONLY" : "YES/no/ipmi only";
$input = <STDIN>;
unless ($input =~ /^\s*n/i) {
my $ipmi_only = ($superio_found && $input !~ /^\s*y/i)
|| (!$superio_found && $input =~ /^\s*i/i);
initialize_ioports();
scan_isa_bus($input =~ /^\s*i/i);
scan_isa_bus($ipmi_only);
close_ioports();
}
print "\n";