New patch to review for coreboot: a1b1a4d AMD f15: Change multiply ONE_MB to bit shifting (Propagation)

[Zheng Bao]

Zheng Bao ([e-mail]) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/1405

-gerrit

commit a1b1a4df8b07141ee7e8cfc13095ba36c9f883ed
Author: zbao 
Date:   Fri Aug 3 16:06:08 2012 +0800

AMD f15: Change multiply ONE_MB to bit shifting (Propagation)

Apply the change
    http://review.coreboot.org/1263
    to family15 northbridge.

Change-Id: If1109f20ffd833a716e092c5e4f6f16ee6b968c7
    Signed-off-by: Zheng Bao 
    Signed-off-by: zbao 
---
 src/northbridge/amd/agesa/family15/northbridge.c |   14 +++++++-------
 1 files changed, 7 insertions(+), 7 deletions(-)

diff --git a/src/northbridge/amd/agesa/family15/northbridge.c b/src/northbridge/amd/agesa/family15/northbridge.c
index d7e9521..d9a153b 100644
--- a/src/northbridge/amd/agesa/family15/northbridge.c
+++ b/src/northbridge/amd/agesa/family15/northbridge.c
@@ -627,7 +627,7 @@ static struct hw_mem_hole_info get_hw_mem_hole_info(void)
 }
 #endif

-#define ONE_MB  0x100000
+#define ONE_MB_SHIFT  20

static void setup_uma_memory(void)
 {
@@ -654,13 +654,13 @@ static void setup_uma_memory(void)
     *     >=1G                  256M
     *     <1G                    64M
     */
-	sys_mem = msr.lo + 16 * ONE_MB;   // Ignore 16MB allocated for C6 when finding UMA size
-	if ((msr2.hi & 0x0000000F) || (sys_mem >= 2048 * ONE_MB)) {
-		uma_memory_size = 512 * ONE_MB;
-	} else if (sys_mem >= 1024 * ONE_MB) {
-		uma_memory_size = 256 * ONE_MB;
+	sys_mem = msr.lo + (16 << ONE_MB_SHIFT);   // Ignore 16MB allocated for C6 when finding UMA size
+	if ((msr2.hi & 0x0000000F) || (sys_mem >= 2048 << ONE_MB_SHIFT)) {
+		uma_memory_size = 512 << ONE_MB_SHIFT;
+	} else if (sys_mem >= 1024 << ONE_MB_SHIFT) {
+		uma_memory_size = 256 << ONE_MB_SHIFT;
    } else {
-		uma_memory_size = 64 * ONE_MB;
+		uma_memory_size = 64 << ONE_MB_SHIFT;
    }
    uma_memory_base = msr.lo - uma_memory_size; /* TOP_MEM1 */