mirror of
https://github.com/u-boot/u-boot.git
synced 2024-11-25 21:24:21 +08:00
27b207fd0a
applications: instead of using (PPC-specific) system calls we now use a jump table; please see doc/README.standalone for details * Patch by Dave Westwood, 24 Jul 2003: added support for Unity OS (a proprietary OS)
159 lines
3.3 KiB
C
159 lines
3.3 KiB
C
/*
|
|
* (C) Copyright 2002
|
|
* James F. Dougherty, Broadcom Corporation, jfd@broadcom.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 <common.h>
|
|
#include <watchdog.h>
|
|
#include <command.h>
|
|
#include <malloc.h>
|
|
#include <devices.h>
|
|
#include <net.h>
|
|
#include <version.h>
|
|
#include <dtt.h>
|
|
#include <mpc824x.h>
|
|
#include <asm/processor.h>
|
|
#include <linux/mtd/doc2000.h>
|
|
|
|
#include "bmw.h"
|
|
#include "m48t59y.h"
|
|
#include <pci.h>
|
|
|
|
|
|
int checkboard(void)
|
|
{
|
|
ulong busfreq = get_bus_freq(0);
|
|
char buf[32];
|
|
|
|
puts ("Board: BMW MPC8245/KAHLUA2 - CHRP (MAP B)\n");
|
|
printf("Built: %s at %s\n", __DATE__ , __TIME__ );
|
|
/* printf("MPLD: Revision %d\n", SYS_REVID_GET()); */
|
|
printf("Local Bus at %s MHz\n", strmhz(buf, busfreq));
|
|
return 0;
|
|
}
|
|
|
|
long int initdram(int board_type)
|
|
{
|
|
return 64*1024*1024;
|
|
}
|
|
|
|
|
|
void
|
|
get_tod(void)
|
|
{
|
|
int year, month, day, hour, minute, second;
|
|
|
|
m48_tod_get(&year,
|
|
&month,
|
|
&day,
|
|
&hour,
|
|
&minute,
|
|
&second);
|
|
|
|
printf(" Current date/time: %d/%d/%d %d:%d:%d \n",
|
|
month, day, year, hour, minute, second);
|
|
|
|
}
|
|
|
|
/*
|
|
* EPIC, PCI, and I/O devices.
|
|
* Initialize Mousse Platform, probe for PCI devices,
|
|
* Query configuration parameters if not set.
|
|
*/
|
|
int misc_init_f (void)
|
|
{
|
|
#if 0
|
|
m48_tod_init(); /* Init SGS M48T59Y TOD/NVRAM */
|
|
printf("RTC: M48T589 TOD/NVRAM (%d) bytes\n",
|
|
TOD_NVRAM_SIZE);
|
|
get_tod();
|
|
#endif
|
|
|
|
sys_led_msg("BOOT");
|
|
return 0;
|
|
}
|
|
|
|
|
|
/*
|
|
* Initialize PCI Devices, report devices found.
|
|
*/
|
|
struct pci_controller hose;
|
|
|
|
void pci_init_board (void)
|
|
{
|
|
pci_mpc824x_init(&hose);
|
|
/* pci_dev_init(0); */
|
|
}
|
|
|
|
/*
|
|
* Write characters to LCD display.
|
|
* Note that the bytes for the first character is the last address.
|
|
*/
|
|
void
|
|
sys_led_msg(char* msg)
|
|
{
|
|
LED_REG(0) = msg[3];
|
|
LED_REG(1) = msg[2];
|
|
LED_REG(2) = msg[1];
|
|
LED_REG(3) = msg[0];
|
|
}
|
|
|
|
/*
|
|
* Map onboard TSOP-16MB DOC FLASH chip.
|
|
*/
|
|
void doc_init (void)
|
|
{
|
|
doc_probe(DOC_BASE_ADDR);
|
|
}
|
|
|
|
#define NV_ADDR ((volatile unsigned char *) CFG_ENV_ADDR)
|
|
|
|
/* Read from NVRAM */
|
|
void*
|
|
nvram_read(void *dest, const long src, size_t count)
|
|
{
|
|
int i;
|
|
volatile unsigned char* d = (unsigned char*)dest;
|
|
volatile unsigned char* s = (unsigned char*)src;
|
|
|
|
for( i = 0; i < count;i++)
|
|
d[i] = s[i];
|
|
|
|
return dest;
|
|
}
|
|
|
|
/* Write to NVRAM */
|
|
void
|
|
nvram_write(long dest, const void *src, size_t count)
|
|
{
|
|
int i;
|
|
volatile unsigned char* d = (unsigned char*)dest;
|
|
volatile unsigned char* s = (unsigned char*)src;
|
|
|
|
SYS_TOD_UNPROTECT();
|
|
|
|
for( i = 0; i < count;i++)
|
|
d[i] = s[i];
|
|
|
|
SYS_TOD_PROTECT();
|
|
}
|