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Merge branch 'master' of git://git.denx.de/u-boot-nios

* 'master' of git://git.denx.de/u-boot-nios:
  nios2: move gd and bd into BSS

Signed-off-by: Wolfgang Denk <wd@denx.de>
Wolfgang Denk 12 жил өмнө
parent
commit
3a9469b5cb

+ 5 - 7
arch/nios2/lib/board.c

@@ -87,17 +87,15 @@ void board_init (void)
 {
 	bd_t *bd;
 	init_fnc_t **init_fnc_ptr;
+	static gd_t gd_data;
+	static bd_t bd_data;
 
-	/* Pointer is writable since we allocated a register for it.
-	 * Nios treats CONFIG_SYS_GBL_DATA_OFFSET as an address.
-	 */
-	gd = (gd_t *)CONFIG_SYS_GBL_DATA_OFFSET;
+	/* Pointer is writable since we allocated a register for it. */
+	gd = &gd_data;
 	/* compiler optimization barrier needed for GCC >= 3.4 */
 	__asm__ __volatile__("": : :"memory");
 
-	memset( gd, 0, GENERATED_GBL_DATA_SIZE );
-
-	gd->bd = (bd_t *)(gd+1);	/* At end of global data */
+	gd->bd = &bd_data;
 	gd->baudrate = CONFIG_BAUDRATE;
 	gd->cpu_clk = CONFIG_SYS_CLK_FREQ;
 

+ 4 - 8
include/configs/nios2-generic.h

@@ -117,10 +117,9 @@
 
 /*
  * MEMORY ORGANIZATION
- *	-Monitor at top of sdram.
- *	-The heap is placed below the monitor
- *	-Global data is placed below the heap.
- *	-The stack is placed below global data (&grows down).
+ * -Monitor at top of sdram.
+ * -The heap is placed below the monitor
+ * -The stack is placed below the heap (&grows down).
  */
 #define CONFIG_MONITOR_IS_IN_RAM
 #define CONFIG_SYS_MONITOR_LEN		0x40000	/* Reserve 256k */
@@ -130,10 +129,7 @@
 #define CONFIG_SYS_MALLOC_LEN		(CONFIG_ENV_SIZE + 0x20000)
 #define CONFIG_SYS_MALLOC_BASE		(CONFIG_SYS_MONITOR_BASE - \
 					 CONFIG_SYS_MALLOC_LEN)
-#define CONFIG_SYS_GBL_DATA_OFFSET	(CONFIG_SYS_MALLOC_BASE - \
-					 GENERATED_GBL_DATA_SIZE - \
-					 GENERATED_BD_INFO_SIZE)
-#define CONFIG_SYS_INIT_SP		CONFIG_SYS_GBL_DATA_OFFSET
+#define CONFIG_SYS_INIT_SP		CONFIG_SYS_MALLOC_BASE
 
 /*
  * MISC