From abc5c681dc6231aed09f187dba384d021238bd1a Mon Sep 17 00:00:00 2001
From: gdisirio <gdisirio@35acf78f-673a-0410-8e92-d51de3d6d3f4>
Date: Mon, 29 Apr 2013 08:00:48 +0000
Subject: Performance related fixes.

git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@5641 35acf78f-673a-0410-8e92-d51de3d6d3f4
---
 os/ports/GCC/PPC/SPC564Axx/core.s | 13 ++++++++++++-
 os/ports/GCC/PPC/SPC56ELxx/core.s |  2 +-
 2 files changed, 13 insertions(+), 2 deletions(-)

(limited to 'os')

diff --git a/os/ports/GCC/PPC/SPC564Axx/core.s b/os/ports/GCC/PPC/SPC564Axx/core.s
index 10ea5ffaf..ef3193c94 100644
--- a/os/ports/GCC/PPC/SPC564Axx/core.s
+++ b/os/ports/GCC/PPC/SPC564Axx/core.s
@@ -31,6 +31,16 @@
  * @{
  */
 #define BUCSR_BPEN              0x00000001
+#define BUCSR_BPRED_MASK        0x00000006
+#define BUCSR_BPRED_0           0x00000000
+#define BUCSR_BPRED_1           0x00000002
+#define BUCSR_BPRED_2           0x00000004
+#define BUCSR_BPRED_3           0x00000006
+#define BUCSR_BALLOC_MASK       0x00000030
+#define BUCSR_BALLOC_0          0x00000000
+#define BUCSR_BALLOC_1          0x00000010
+#define BUCSR_BALLOC_2          0x00000020
+#define BUCSR_BALLOC_3          0x00000030
 #define BUCSR_BALLOC_BFI        0x00000200
 /** @} */
 
@@ -47,7 +57,8 @@
  * @name    BUCSR default settings
  * @{
  */
-#define BUCSR_DEFAULT           (BUCSR_BPEN | BUCSR_BALLOC_BFI)
+#define BUCSR_DEFAULT           (BUCSR_BPEN | BUCSR_BPRED_0 |               \
+                                 BUCSR_BALLOC_0 | BUCSR_BALLOC_BFI)
 /** @} */
 
 /**
diff --git a/os/ports/GCC/PPC/SPC56ELxx/core.s b/os/ports/GCC/PPC/SPC56ELxx/core.s
index f2355a195..24d36e107 100644
--- a/os/ports/GCC/PPC/SPC56ELxx/core.s
+++ b/os/ports/GCC/PPC/SPC56ELxx/core.s
@@ -98,7 +98,7 @@
 #define BUCSR_BPRED_2           0x00000004
 #define BUCSR_BPRED_3           0x00000006
 #define BUCSR_BALLOC_MASK       0x00000030
-#define BUCSR_BALLOC_0          0x00000030
+#define BUCSR_BALLOC_0          0x00000000
 #define BUCSR_BALLOC_1          0x00000010
 #define BUCSR_BALLOC_2          0x00000020
 #define BUCSR_BALLOC_3          0x00000030
-- 
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