1/* 2 * Copyright (C) 2005 MIPS Technologies, Inc. All rights reserved. 3 * 4 * This program is free software; you can distribute it and/or modify it 5 * under the terms of the GNU General Public License (Version 2) as 6 * published by the Free Software Foundation. 7 * 8 * This program is distributed in the hope it will be useful, but WITHOUT 9 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 10 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 11 * for more details. 12 * 13 * You should have received a copy of the GNU General Public License along 14 * with this program; if not, write to the Free Software Foundation, Inc., 15 * 59 Temple Place - Suite 330, Boston MA 02111-1307, USA. 16 * 17 */ 18 19#include <linux/init.h> 20#include <linux/string.h> 21#include <linux/kernel.h> 22#include <linux/io.h> 23#include <linux/irq.h> 24#include <linux/ioport.h> 25#include <linux/tty.h> 26#include <linux/serial.h> 27#include <linux/serial_core.h> 28#include <linux/serial_8250.h> 29 30#include <asm/cpu.h> 31#include <asm/bootinfo.h> 32#include <asm/mips-boards/generic.h> 33#include <asm/mips-boards/prom.h> 34#include <asm/time.h> 35#include <asm/mips-boards/sim.h> 36#include <asm/mips-boards/simint.h> 37 38 39static void __init serial_init(void); 40unsigned int _isbonito; 41 42const char *get_system_type(void) 43{ 44 return "MIPSsim"; 45} 46 47void __init plat_mem_setup(void) 48{ 49 set_io_port_base(0xbfd00000); 50 51 serial_init(); 52} 53 54extern struct plat_smp_ops ssmtc_smp_ops; 55 56void __init prom_init(void) 57{ 58 set_io_port_base(0xbfd00000); 59 60 prom_meminit(); 61 62#ifdef CONFIG_MIPS_MT_SMP 63 if (cpu_has_mipsmt) 64 register_smp_ops(&vsmp_smp_ops); 65 else 66 register_smp_ops(&up_smp_ops); 67#endif 68#ifdef CONFIG_MIPS_MT_SMTC 69 if (cpu_has_mipsmt) 70 register_smp_ops(&ssmtc_smp_ops); 71 else 72 register_smp_ops(&up_smp_ops); 73#endif 74} 75 76static void __init serial_init(void) 77{ 78#ifdef CONFIG_SERIAL_8250 79 struct uart_port s; 80 81 memset(&s, 0, sizeof(s)); 82 83 s.iobase = 0x3f8; 84 85 /* hardware int 4 - the serial int, is CPU int 6 86 but poll for now */ 87 s.irq = 0; 88 s.uartclk = 1843200; 89 s.flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST; 90 s.iotype = UPIO_PORT; 91 s.regshift = 0; 92 s.timeout = 4; 93 94 if (early_serial_setup(&s) != 0) { 95 printk(KERN_ERR "Serial setup failed!\n"); 96 } 97 98#endif 99} 100