r3884 - trunk/coreboot-v2/src/northbridge/intel/i945

Author: stepan
Date: 2009-01-20 23:39:31 +0100 (Tue, 20 Jan 2009)
New Revision: 3884

Modified:
   trunk/coreboot-v2/src/northbridge/intel/i945/udelay.c
Log:
put in a little comment (trivial)

Signed-off-by: Stefan Reinauer 
Acked-by: Stefan Reinauer

Modified: trunk/coreboot-v2/src/northbridge/intel/i945/udelay.c
===================================================================
--- trunk/coreboot-v2/src/northbridge/intel/i945/udelay.c	2009-01-20 22:07:20 UTC (rev 3883)
+++ trunk/coreboot-v2/src/northbridge/intel/i945/udelay.c	2009-01-20 22:39:31 UTC (rev 3884)
@@ -30,8 +30,8 @@
    tsc_t tsc, tsc1, tscd;
    msr_t msr;
    u32 fsb = 0, divisor;
-	u32 d;			
-	u32 dn = 0x1000000 / 2;	
+	u32 d;			/* ticks per us */
+	u32 dn = 0x1000000 / 2;	/* how many us before we need to use hi */

msr = rdmsr(0xcd);
    switch (msr.lo & 0x07) {