Changeset e20de55 in mainline for arch/ia32/src/smp/apic.c

Timestamp:

2006-06-03T08:21:07Z (19 years ago)

Author:

Jakub Jermar <jakub@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

7224093

Parents:

77f28f3

Message:

Fix programming of local APIC timer to interrupt the processor
in the proper relation to HZ. (Was hardcoded to be each 1ms,
but should have been each 10ms).

File:

• arch/ia32/src/smp/apic.c (modified) (2 diffs)

arch/ia32/src/smp/apic.c

@@ -371 +371 @@
         l_apic[LVT_Tm] = tm.value;
 
-        /* Measure and configure the timer to generate timer interrupt each ms. */
+        /*
+         * Measure and configure the timer to generate timer
+         * interrupt with period 1s/HZ seconds.
+         */
         t1 = l_apic[CCRT];
         l_apic[ICRT] = 0xffffffff;
@@ -379 +382 @@
                 
         t1 = l_apic[CCRT];
-        delay(1000);
+        delay(1000000/HZ);
         t2 = l_apic[CCRT];