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-rw-r--r--include/asm-ppc/ppc4xx-sdram.h4
-rw-r--r--include/configs/katmai.h7
2 files changed, 9 insertions, 2 deletions
diff --git a/include/asm-ppc/ppc4xx-sdram.h b/include/asm-ppc/ppc4xx-sdram.h
index 83931f17f53..e151f0c1139 100644
--- a/include/asm-ppc/ppc4xx-sdram.h
+++ b/include/asm-ppc/ppc4xx-sdram.h
@@ -284,8 +284,8 @@
#if defined(CONFIG_440SPE) || \
defined(CONFIG_460EX) || defined(CONFIG_460GT)
#define SDRAM_RXBAS_SDBA_MASK 0xFFE00000 /* Base address */
-#define SDRAM_RXBAS_SDBA_ENCODE(n) ((((u32)(n))&0xFFE00000)>>2)
-#define SDRAM_RXBAS_SDBA_DECODE(n) ((((u32)(n))&0xFFE00000)<<2)
+#define SDRAM_RXBAS_SDBA_ENCODE(n) ((u32)(((phys_size_t)(n) >> 2) & 0xFFE00000))
+#define SDRAM_RXBAS_SDBA_DECODE(n) ((((phys_size_t)(n)) & 0xFFE00000) << 2)
#endif /* CONFIG_440SPE */
#if defined(CONFIG_440SP)
#define SDRAM_RXBAS_SDBA_MASK 0xFF800000 /* Base address */
diff --git a/include/configs/katmai.h b/include/configs/katmai.h
index d3789bd67a8..f07e470683a 100644
--- a/include/configs/katmai.h
+++ b/include/configs/katmai.h
@@ -41,6 +41,13 @@
#define CFG_4xx_RESET_TYPE 0x2 /* use chip reset on this board */
/*
+ * Enable this board for more than 2GB of SDRAM
+ */
+#define CONFIG_PHYS_64BIT
+#define CONFIG_VERY_BIG_RAM
+#define CONFIG_MAX_MEM_MAPPED ((phys_size_t)2 << 30)
+
+/*
* Include common defines/options for all AMCC eval boards
*/
#define CONFIG_HOSTNAME katmai