Tegra2: implement Warmboot code and lp0_vec

arch/arm/lib/board.c

 /*
  * Copyright (c) 2009, Code Aurora Forum. All rights reserved.
  *
  * (C) Copyright 2002-2006
  * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
  *
  * (C) Copyright 2002
  * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
  * Marius Groeger <mgroeger@sysgo.de>
  *
@@ skipping 46 matching lines @@
 #include <miiphy.h>
 #endif
 
 #ifdef CONFIG_DRIVER_SMC91111
 #include "../drivers/net/smc91111.h"
 #endif
 #ifdef CONFIG_DRIVER_LAN91C96
 #include "../drivers/net/lan91c96.h"
 #endif
 
+#ifdef CONFIG_TEGRA2
+int prepare_wb_code(unsigned int, unsigned int);

[Tom Warren, 2010/11/12 00:12:40]

You should put protos/forward declarations in a header file.

[yelin, 2010/11/15 23:21:21]

Done.

+#endif
+
 DECLARE_GLOBAL_DATA_PTR;
 
 ulong monitor_flash_len;
 
 #ifdef CONFIG_HAS_DATAFLASH
 extern int  AT91F_DataflashInit(void);
 extern void dataflash_print_info(void);
 #endif
 
 #ifndef CONFIG_IDENT_STRING
@@ skipping 235 matching lines @@
 #endif
                 if ((*init_fnc_ptr)() != 0) {
                         hang ();
                 }
         }
 
 #if defined(CONFIG_TEGRA2)
         /* create memory heap for tegra2 */
         mem_malloc_init (CONFIG_STACKBASE - CONFIG_SYS_MALLOC_LEN,
                         CONFIG_SYS_MALLOC_LEN);
+        /* preparee the WB code to LP0 location */

[Tom Warren, 2010/11/12 00:12:40]

'prepare'

[yelin, 2010/11/15 23:21:21]

Done.

+        prepare_wb_code(TEGRA_LP0_DEFAULT_ADDR, TEGRA_LP0_SIZE);
 #else
     #if defined(CONFIG_STACK_BASE)
         /* _STACK_BASE is defined in the board-specific linker script
          * Heap was assumed to be just under the start address _armboot_start.
          * Heap is carved out of stack space in start.S
          */
         mem_malloc_init (_STACK_BASE - CONFIG_SYS_MALLOC_LEN,
                         CONFIG_SYS_MALLOC_LEN);
     #else
         /* armboot_start is defined in the board-specific linker script */
@@ skipping 157 matching lines @@
         }
 
         /* NOTREACHED - no way out of command loop except booting */
 }
 
 void hang (void)
 {
         puts ("### ERROR ### Please RESET the board ###\n");
         for (;;);
 }