/* Use ON-Chip SRAM until RAM will be available */
#define CONFIG_SYS_INIT_RAM_ADDR MPC5XXX_SRAM
-#ifdef CONFIG_POST
+
/* preserve space for the post_word at end of on-chip SRAM */
+#define MPC5XXX_SRAM_POST_SIZE (MPC5XXX_SRAM_SIZE - 4)
+
+#ifdef CONFIG_POST
#define CONFIG_SYS_INIT_RAM_END MPC5XXX_SRAM_POST_SIZE
#else
#define CONFIG_SYS_INIT_RAM_END MPC5XXX_SRAM_SIZE
#endif
-
#define CONFIG_SYS_GBL_DATA_SIZE 128 /* size in bytes reserved for initial data */
#define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_END - CONFIG_SYS_GBL_DATA_SIZE)
#define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET