--- u-boot-2009.03.orig/include/configs/hipox.h	2010-02-02 10:26:50.000000000 +0000
+++ u-boot-2009.03/include/configs/hipox.h	2010-02-02 12:03:59.000000000 +0000
@@ -424,8 +424,19 @@
 #define CONFIG_ENV_SIZE        CONFIG_ENV_SECT_SIZE
 /* Second parameter block for backup environment */
 #define CONFIG_ENV_SIZE_REDUND (CONFIG_ENV_SIZE)
-/* Main environment occupies first parameter block */
-#define CONFIG_ENV_ADDR        ((CONFIG_SYS_FLASH_BASE)+(NUM_FLASH_MAIN_BLOCKS)*(FLASH_MAIN_BLOCK_SIZE))
+/** Main environment occupies parameter block at offset 32k, 
+ *  there are two 8k blocks in both flashs. 
+ *
+ * Flash AT49BV163DT:
+ *  -      0 - 1F0000: 31 block 64k (10000)
+ *  - 1F0000 - 200000:  8 block  8k ( 2000)
+ *  Flash A29L160ATG:
+ *  -      0 - 1F0000: 31 block 64k (10000)
+ *  - 1F0000 - 1F8000:  1 block 32k ( 8000)
+ *  - 1F8000 - 1FC000:  2 block  8k ( 2000)
+ *  - 1FC000 - 200000:  1 block 16k ( 4000)
+ */
+#define CONFIG_ENV_ADDR        ((CONFIG_SYS_FLASH_BASE)+(NUM_FLASH_MAIN_BLOCKS)*(FLASH_MAIN_BLOCK_SIZE) + (4 * (CONFIG_ENV_SECT_SIZE)))
 /* Backup environment occupies second parameter block */
 #define CONFIG_ENV_ADDR_REDUND ((CONFIG_ENV_ADDR)+(CONFIG_ENV_SECT_SIZE))
 #endif