Changeset 4404

Timestamp:

05/16/07 10:43:22 (6 years ago)

Author:

khali

Message:

Fix busy flag detection. Some Super-I/O chips (W83627THF) can't read
back from the address port, so the value 0xff is returned, causing
a false positive with the original test. Testing explicitly for 0x80
instead of only testing that bit 7 is set, works around it.

Files:

• lm-sensors/trunk/prog/dump/isadump.c (modified) (1 diff)

lm-sensors/trunk/prog/dump/isadump.c

@@ -294 +294 @@
                         } else {        
                                 outb(i+j, addrreg);
-                                if (i+j == 0 && (inb(addrreg) & 0x80)) {
+                                if (i+j == 0 && inb(addrreg) == 0x80) {
                                         /* Bit 7 appears to be a busy flag */
                                         range = 128;