* Copyright (C) 2003 Josef Baumgartner <josef.baumgartner@telex.de>
* Based on code from Bernhard Kuhn <bkuhn@metrowerks.com>
*
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
+ * SPDX-License-Identifier: GPL-2.0+
*/
+#include <asm-offsets.h>
#include <config.h>
-#include <timestamp.h>
#include "version.h"
#include <asm/cache.h>
_vectors:
.long 0x00000000 /* Flash offset is 0 until we setup CS0 */
-#if defined(CONFIG_M5282) && (TEXT_BASE == CONFIG_SYS_INT_FLASH_BASE)
-.long _start - TEXT_BASE
+#if defined(CONFIG_M5282) && (CONFIG_SYS_TEXT_BASE == CONFIG_SYS_INT_FLASH_BASE)
+.long _start - CONFIG_SYS_TEXT_BASE
#else
.long _START
#endif
#if defined(CONFIG_SYS_INT_FLASH_BASE) && \
(defined(CONFIG_M5282) || defined(CONFIG_M5281))
- #if (TEXT_BASE == CONFIG_SYS_INT_FLASH_BASE)
+ #if (CONFIG_SYS_TEXT_BASE == CONFIG_SYS_INT_FLASH_BASE)
.long 0x55AA55AA,0xAA55AA55 /* CFM Backdoorkey */
.long 0xFFFFFFFF /* all sectors protected */
.long 0x00000000 /* supervisor/User restriction */
movec %d0, %RAMBAR1
#if defined(CONFIG_M5282)
-#if (TEXT_BASE == CONFIG_SYS_INT_FLASH_BASE)
+#if (CONFIG_SYS_TEXT_BASE == CONFIG_SYS_INT_FLASH_BASE)
/* Setup code in SRAM to initialize FLASHBAR, if start from internal Flash */
move.l #(_flashbar_setup-CONFIG_SYS_INT_FLASH_BASE), %a0
/* Setup code to initialize FLASHBAR, if start from external Memory */
move.l #(CONFIG_SYS_INT_FLASH_BASE + CONFIG_SYS_INT_FLASH_ENABLE), %d0
movec %d0, %FLASHBAR
-#endif /* (TEXT_BASE == CONFIG_SYS_INT_FLASH_BASE) */
+#endif /* (CONFIG_SYS_TEXT_BASE == CONFIG_SYS_INT_FLASH_BASE) */
#endif
#endif
* therefore no VBR to set
*/
#if !defined(CONFIG_MONITOR_IS_IN_RAM)
-#if defined(CONFIG_M5282) && (TEXT_BASE == CONFIG_SYS_INT_FLASH_BASE)
+#if defined(CONFIG_M5282) && (CONFIG_SYS_TEXT_BASE == CONFIG_SYS_INT_FLASH_BASE)
move.l #CONFIG_SYS_INT_FLASH_BASE, %d0
#else
move.l #CONFIG_SYS_FLASH_BASE, %d0
move.l %d0, (%a1)
move.l %d0, (%a2)
- /* set stackpointer to end of internal ram to get some stackspace for the first c-code */
- move.l #(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET), %sp
- clr.l %sp@-
+ /* put relocation table address to a5 */
+ move.l #__got_start, %a5
- move.l #__got_start, %a5 /* put relocation table address to a5 */
+ /* setup stack initially on top of internal static ram */
+ move.l #(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_RAM_SIZE), %sp
- bsr cpu_init_f /* run low-level CPU init code (from flash) */
- bsr board_init_f /* run low-level board init code (from flash) */
+ /*
+ * if configured, malloc_f arena will be reserved first,
+ * then (and always) gd struct space will be reserved
+ */
+ move.l %sp, -(%sp)
+ move.l #board_init_f_alloc_reserve, %a1
+ jsr (%a1)
+
+ /* update stack and frame-pointers */
+ move.l %d0, %sp
+ move.l %sp, %fp
+
+ /* initialize reserved area */
+ move.l %d0, -(%sp)
+ move.l #board_init_f_init_reserve, %a1
+ jsr (%a1)
+
+ /* run low-level CPU init code (from flash) */
+ move.l #cpu_init_f, %a1
+ jsr (%a1)
+ /* run low-level board init code (from flash) */
+ clr.l %sp@-
+ move.l #board_init_f, %a1
+ jsr (%a1)
/* board_init_f() does not return */
/* set parameters for board_init_r */
move.l %a0,-(%sp) /* dest_addr */
move.l %d0,-(%sp) /* gd */
-#if defined(DEBUG) && (TEXT_BASE != CONFIG_SYS_INT_FLASH_BASE) && \
+#if defined(DEBUG) && (CONFIG_SYS_TEXT_BASE != CONFIG_SYS_INT_FLASH_BASE) && \
defined(CONFIG_SYS_HALT_BEFOR_RAM_JUMP)
halt
#endif
/* exception code */
.globl _fault
_fault:
- jmp _fault
+ bra _fault
.globl _exc_handler
_exc_handler:
.globl version_string
version_string:
- .ascii U_BOOT_VERSION
- .ascii " (", U_BOOT_DATE, " - ", U_BOOT_TIME, ")"
- .ascii CONFIG_IDENT_STRING, "\0"
+ .ascii U_BOOT_VERSION_STRING, "\0"
.align 4