1/* 2 * BRIEF MODULE DESCRIPTION 3 * XXS1500 board setup 4 * 5 * Copyright 2003, 2008 MontaVista Software Inc. 6 * Author: MontaVista Software, Inc. <source@mvista.com> 7 * 8 * This program is free software; you can redistribute it and/or modify it 9 * under the terms of the GNU General Public License as published by the 10 * Free Software Foundation; either version 2 of the License, or (at your 11 * option) any later version. 12 * 13 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED 14 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 15 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN 16 * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 17 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 18 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF 19 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON 20 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 21 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 22 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 23 * 24 * You should have received a copy of the GNU General Public License along 25 * with this program; if not, write to the Free Software Foundation, Inc., 26 * 675 Mass Ave, Cambridge, MA 02139, USA. 27 */ 28 29#include <linux/init.h> 30#include <linux/kernel.h> 31 32#include <asm/bootinfo.h> 33#include <asm/mach-au1x00/au1000.h> 34 35#include <prom.h> 36 37const char *get_system_type(void) 38{ 39 return "XXS1500"; 40} 41 42void __init prom_init(void) 43{ 44 unsigned char *memsize_str; 45 unsigned long memsize; 46 47 prom_argc = fw_arg0; 48 prom_argv = (char **)fw_arg1; 49 prom_envp = (char **)fw_arg2; 50 51 prom_init_cmdline(); 52 53 memsize_str = prom_getenv("memsize"); 54 if (!memsize_str || strict_strtoul(memsize_str, 0, &memsize)) 55 memsize = 0x04000000; 56 57 add_memory_region(0, memsize, BOOT_MEM_RAM); 58} 59 60void prom_putchar(unsigned char c) 61{ 62 alchemy_uart_putchar(UART0_PHYS_ADDR, c); 63} 64