Changeset f0e748c in rtems

Timestamp:

11/10/11 08:44:37 (11 years ago)

Author:

Sebastian Huber <sebastian.huber@…>

Branches:

4.11, 5, master

Children:

742a2ba

Parents:

5c0fb7c

Message:

2011-11-10 Sebastian Huber <sebastian.huber@…>

PR 1927/bsps:

• mpc83xx/network/tsec.c: Fixed integer truncation.

Location:

c/src/lib/libcpu/powerpc

Files:

• ChangeLog (modified) (1 diff)
• mpc83xx/network/tsec.c (modified) (2 diffs)

c/src/lib/libcpu/powerpc/ChangeLog

@@ +1 @@
+2011-11-10      Sebastian Huber <sebastian.huber@embedded-brains.de>
+
+        PR 1927/bsps:
+        * mpc83xx/network/tsec.c: Fixed integer truncation.
+
 2011-11-08      Sebastian Huber <sebastian.huber@embedded-brains.de>
 

c/src/lib/libcpu/powerpc/mpc83xx/network/tsec.c

@@ -332 +332 @@
 \*=========================================================================*/
 {
-  static const uint8_t divider [] = { 64, 64, 96, 128, 160, 224, 320, 448 };
+  static const uint8_t divider [] = { 32, 32, 48, 64, 80, 112, 160, 224 };
   size_t n = sizeof(divider) / sizeof(divider [0]);
   size_t i = 0;
-  uint32_t clock = UINT32_MAX;
+  uint32_t mii_clock = UINT32_MAX;
+  uint32_t tsec_system_clock = BSP_bus_frequency / 2;
 
   /* Set TSEC registers for MDIO communication */
@@ -342 +343 @@
    * set clock divider
    */
-  for (i = 0; i < n && clock > 2500000; ++i) {
-    clock = BSP_bus_frequency / divider [i];
+  for (i = 0; i < n && mii_clock > 2500000; ++i) {
+    mii_clock = tsec_system_clock / divider [i];
   }