/* * (C) Copyright 2000-2004 * Wolfgang Denk, DENX Software Engineering, wd@denx.de. * * 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 <nios.h> /* * include common flash code (for altera boards) */ #include "../common/flash.c" /*---------------------------------------------------------------------*/ #define BANKSZ (8 * 1024 * 1024) #define SECTSZ (64 * 1024) #define USERFLASH (2 * 1024 * 1024) /* bottom 2 MB for user */ /*---------------------------------------------------------------------*/ unsigned long flash_init (void) { int i; unsigned long addr; flash_info_t *fli = &flash_info[0]; fli->size = BANKSZ; fli->sector_count = CONFIG_SYS_MAX_FLASH_SECT; fli->flash_id = FLASH_MAN_AMD + FLASH_AMDLV065D; addr = CONFIG_SYS_FLASH_BASE; for (i = 0; i < fli->sector_count; ++i) { fli->start[i] = addr; addr += SECTSZ; /* Protect all but 2 MByte user area */ if (addr < (CONFIG_SYS_FLASH_BASE + USERFLASH)) fli->protect[i] = 0; else fli->protect[i] = 1; } return (BANKSZ); }