/* * (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 <timestamp.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", U_BOOT_DATE, U_BOOT_TIME); /* printf("MPLD: Revision %d\n", SYS_REVID_GET()); */ printf("Local Bus at %s MHz\n", strmhz(buf, busfreq)); return 0; } phys_size_t 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 *) CONFIG_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(); }