u-boot/arch/microblaze/lib/board.c
Peter Tyser eddf52b593 Replace "FLASH" strings with "Flash" or "flash"
There's no compelling reason to have the output on bootup or the
"flinfo" command print "flash" in uppercase, so use the proper case
where appropriate.

Signed-off-by: Peter Tyser <ptyser@xes-inc.com>
2011-01-19 00:02:37 +01:00

193 lines
5.1 KiB
C

/*
* (C) Copyright 2007 Michal Simek
* (C) Copyright 2004 Atmark Techno, Inc.
*
* Michal SIMEK <monstr@monstr.eu>
* Yasushi SHOJI <yashi@atmark-techno.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
*/
#include <common.h>
#include <command.h>
#include <malloc.h>
#include <timestamp.h>
#include <version.h>
#include <watchdog.h>
#include <stdio_dev.h>
#include <net.h>
DECLARE_GLOBAL_DATA_PTR;
const char version_string[] = U_BOOT_VERSION " ("U_BOOT_DATE" - "U_BOOT_TIME")";
#ifdef CONFIG_SYS_GPIO_0
extern int gpio_init (void);
#endif
#ifdef CONFIG_SYS_INTC_0
extern int interrupts_init (void);
#endif
#if defined(CONFIG_CMD_NET)
extern int eth_init (bd_t * bis);
#endif
#ifdef CONFIG_SYS_TIMER_0
extern int timer_init (void);
#endif
#ifdef CONFIG_SYS_FSL_2
extern void fsl_init2 (void);
#endif
/*
* All attempts to come up with a "common" initialization sequence
* that works for all boards and architectures failed: some of the
* requirements are just _too_ different. To get rid of the resulting
* mess of board dependend #ifdef'ed code we now make the whole
* initialization sequence configurable to the user.
*
* The requirements for any new initalization function is simple: it
* receives a pointer to the "global data" structure as it's only
* argument, and returns an integer return code, where 0 means
* "continue" and != 0 means "fatal error, hang the system".
*/
typedef int (init_fnc_t) (void);
init_fnc_t *init_sequence[] = {
env_init,
serial_init,
#ifdef CONFIG_SYS_GPIO_0
gpio_init,
#endif
#ifdef CONFIG_SYS_INTC_0
interrupts_init,
#endif
#ifdef CONFIG_SYS_TIMER_0
timer_init,
#endif
#ifdef CONFIG_SYS_FSL_2
fsl_init2,
#endif
NULL,
};
void board_init (void)
{
bd_t *bd;
init_fnc_t **init_fnc_ptr;
gd = (gd_t *) (CONFIG_SYS_SDRAM_BASE + CONFIG_SYS_GBL_DATA_OFFSET);
bd = (bd_t *) (CONFIG_SYS_SDRAM_BASE + CONFIG_SYS_GBL_DATA_OFFSET \
- GENERATED_BD_INFO_SIZE);
char *s;
#if defined(CONFIG_CMD_FLASH)
ulong flash_size = 0;
#endif
asm ("nop"); /* FIXME gd is not initialize - wait */
memset ((void *)gd, 0, GENERATED_GBL_DATA_SIZE);
memset ((void *)bd, 0, GENERATED_BD_INFO_SIZE);
gd->bd = bd;
gd->baudrate = CONFIG_BAUDRATE;
bd->bi_baudrate = CONFIG_BAUDRATE;
bd->bi_memstart = CONFIG_SYS_SDRAM_BASE;
bd->bi_memsize = CONFIG_SYS_SDRAM_SIZE;
gd->flags |= GD_FLG_RELOC; /* tell others: relocation done */
/*
* The Malloc area is immediately below the monitor copy in DRAM
* aka CONFIG_SYS_MONITOR_BASE - Note there is no need for reloc_off
* as our monitory code is run from SDRAM
*/
mem_malloc_init (CONFIG_SYS_MALLOC_BASE, CONFIG_SYS_MALLOC_LEN);
for (init_fnc_ptr = init_sequence; *init_fnc_ptr; ++init_fnc_ptr) {
WATCHDOG_RESET ();
if ((*init_fnc_ptr) () != 0) {
hang ();
}
}
puts ("SDRAM :\n");
printf ("\t\tIcache:%s\n", icache_status() ? "ON" : "OFF");
printf ("\t\tDcache:%s\n", dcache_status() ? "ON" : "OFF");
printf ("\tU-Boot Start:0x%08x\n", CONFIG_SYS_TEXT_BASE);
#if defined(CONFIG_CMD_FLASH)
puts ("Flash: ");
bd->bi_flashstart = CONFIG_SYS_FLASH_BASE;
if (0 < (flash_size = flash_init ())) {
bd->bi_flashsize = flash_size;
bd->bi_flashoffset = CONFIG_SYS_FLASH_BASE + flash_size;
# ifdef CONFIG_SYS_FLASH_CHECKSUM
print_size (flash_size, "");
/*
* Compute and print flash CRC if flashchecksum is set to 'y'
*
* NOTE: Maybe we should add some WATCHDOG_RESET()? XXX
*/
s = getenv ("flashchecksum");
if (s && (*s == 'y')) {
printf (" CRC: %08X",
crc32 (0, (const unsigned char *) CONFIG_SYS_FLASH_BASE, flash_size)
);
}
putc ('\n');
# else /* !CONFIG_SYS_FLASH_CHECKSUM */
print_size (flash_size, "\n");
# endif /* CONFIG_SYS_FLASH_CHECKSUM */
} else {
puts ("Flash init FAILED");
bd->bi_flashstart = 0;
bd->bi_flashsize = 0;
bd->bi_flashoffset = 0;
}
#endif
/* relocate environment function pointers etc. */
env_relocate ();
/* Initialize stdio devices */
stdio_init ();
if ((s = getenv ("loadaddr")) != NULL) {
load_addr = simple_strtoul (s, NULL, 16);
}
#if defined(CONFIG_CMD_NET)
/* IP Address */
bd->bi_ip_addr = getenv_IPaddr("ipaddr");
printf("Net: ");
eth_initialize(gd->bd);
uchar enetaddr[6];
eth_getenv_enetaddr("ethaddr", enetaddr);
printf("MAC: %pM\n", enetaddr);
#endif
/* main_loop */
for (;;) {
WATCHDOG_RESET ();
main_loop ();
}
}
void hang (void)
{
puts ("### ERROR ### Please RESET the board ###\n");
for (;;) ;
}