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75 lines
2.0 KiB
C
75 lines
2.0 KiB
C
/*
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Copyright 2004 Broadcom Corp. All Rights Reserved.
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Copyright 2007 OpenWrt,org, Florian Fainelli <florian@openwrt.org>
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This program is free software; you can distribute it and/or modify it
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under the terms of the GNU General Public License (Version 2) as
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published by the Free Software Foundation.
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This program is distributed in the hope it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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for more details.
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You should have received a copy of the GNU General Public License along
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with this program; if not, write to the Free Software Foundation, Inc.,
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59 Temple Place - Suite 330, Boston MA 02111-1307, USA.
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*/
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/*
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* prom.c: PROM library initialization code.
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*
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*/
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#include <linux/init.h>
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#include <linux/mm.h>
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#include <linux/sched.h>
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#include <linux/bootmem.h>
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#include <linux/blkdev.h>
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#include <asm/addrspace.h>
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#include <asm/bootinfo.h>
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#include <asm/cpu.h>
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#include <asm/time.h>
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#include <asm/mach-bcm963xx/bootloaders.h>
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#include <asm/mach-bcm963xx/6348_map_part.h>
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#include "../cfe/cfe_private.h"
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extern void __init detect_bootloader(void);
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extern void serial_init(void);
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extern int boot_loader_type;
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#define MACH_BCM MACH_BCM96348
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const char *get_system_type(void)
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{
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return "Broadcom BCM963xx";
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}
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void __init prom_init(void)
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{
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serial_init();
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printk("%s prom init\n", get_system_type() );
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PERF->IrqMask = 0;
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/* Detect the bootloader */
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detect_bootloader();
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/* Do further initialisations depending on the bootloader */
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if (boot_loader_type == BOOT_LOADER_CFE || boot_loader_type == BOOT_LOADER_CFE2) {
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cfe_setup(fw_arg0, fw_arg1, fw_arg2, fw_arg3);
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}
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/* Register 16MB RAM minus the ADSL SDRAM by default */
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add_memory_region(0, (0x01000000 - ADSL_SDRAM_IMAGE_SIZE), BOOT_MEM_RAM);
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mips_machgroup = MACH_GROUP_BRCM;
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mips_machtype = MACH_BCM;
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}
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unsigned long __init prom_free_prom_memory(void)
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{
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/* We do not have any memory to free */
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return 0;
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}
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