brutus.c
上传用户:jlfgdled
上传日期:2013-04-10
资源大小:33168k
文件大小:1k
- /*
- * linux/arch/arm/mach-sa1100/brutus.c
- *
- * Author: Nicolas Pitre
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- */
- #include <linux/init.h>
- #include <linux/kernel.h>
- #include <linux/tty.h>
- #include <asm/hardware.h>
- #include <asm/setup.h>
- #include <asm/mach/arch.h>
- #include <asm/mach/map.h>
- #include <asm/mach/serial_sa1100.h>
- #include "generic.h"
- static void __init
- fixup_brutus(struct machine_desc *desc, struct param_struct *params,
- char **cmdline, struct meminfo *mi)
- {
- SET_BANK( 0, 0xc0000000, 4*1024*1024 );
- SET_BANK( 1, 0xc8000000, 4*1024*1024 );
- SET_BANK( 2, 0xd0000000, 4*1024*1024 );
- SET_BANK( 3, 0xd8000000, 4*1024*1024 );
- mi->nr_banks = 4;
- ROOT_DEV = MKDEV(RAMDISK_MAJOR,0);
- setup_ramdisk( 1, 0, 0, 8192 );
- setup_initrd( __phys_to_virt(0xd8000000), 3*1024*1024 );
- }
- static void __init brutus_map_io(void)
- {
- sa1100_map_io();
- sa1100_register_uart(0, 1);
- sa1100_register_uart(1, 3);
- GAFR |= (GPIO_UART_TXD | GPIO_UART_RXD);
- GPDR |= GPIO_UART_TXD;
- GPDR &= ~GPIO_UART_RXD;
- PPAR |= PPAR_UPR;
- }
- MACHINE_START(BRUTUS, "Intel Brutus (SA1100 eval board)")
- BOOT_MEM(0xc0000000, 0x80000000, 0xf8000000)
- FIXUP(fixup_brutus)
- MAPIO(brutus_map_io)
- INITIRQ(sa1100_init_irq)
- MACHINE_END