Changeset 4347

Timestamp:

03/17/07 22:07:54 (6 years ago)

Author:

khali

Message:

sensors-detect: Make the LM78 and W83781D detection safer.
If we find that the register at offset 5 doesn't behave as it would for
an LM78 or W83781D chip, attempt to restore its 8 original bits rather
than just the 7 LSB.

Location:

lm-sensors/trunk

Files:

• CHANGES (modified) (1 diff)
• prog/detect/sensors-detect (modified) (2 diffs)

lm-sensors/trunk/CHANGES

@@ -44 +44 @@
                           Add Nat. Semi. PC8347L Super-I/O detection
                           Add SMSC SCH5504 Super-I/O detection (no sensors)
+                          Make the LM78 and W83781D detection safer
 
 

lm-sensors/trunk/prog/detect/sensors-detect

@@ -3287 +3287 @@
             inb ($addr + 7) != $val;
 
-  $val = inb($addr + 5) & 0x7f;
-  outb($addr + 5, ~$val & 0xff);
+  $val = inb($addr + 5);
+  outb($addr + 5, ~$val & 0x7f);
   if ((inb ($addr+5) & 0x7f) != (~ $val & 0x7f)) {
     outb($addr+5,$val);
@@ -4251 +4251 @@
             inb ($addr + 7) != $val;
 
-  $val = inb($addr + 5) & 0x7f;
-  outb($addr+5, ~$val & 0xff);
+  $val = inb($addr + 5);
+  outb($addr+5, ~$val & 0x7f);
   if ((inb ($addr+5) & 0x7f) != (~ $val & 0x7f)) {
     outb($addr+5,$val);