mirror of https://gitee.com/openkylin/linux.git
58 lines
1.3 KiB
C
58 lines
1.3 KiB
C
/*
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* MIPS support for CONFIG_OF device tree support
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*
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* Copyright (C) 2010 Cisco Systems Inc. <dediao@cisco.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it 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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*/
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#include <linux/init.h>
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#include <linux/export.h>
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#include <linux/errno.h>
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#include <linux/types.h>
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#include <linux/bootmem.h>
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#include <linux/debugfs.h>
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#include <linux/of.h>
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#include <linux/of_fdt.h>
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#include <asm/page.h>
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#include <asm/prom.h>
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static char mips_machine_name[64] = "Unknown";
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__init void mips_set_machine_name(const char *name)
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{
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if (name == NULL)
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return;
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strlcpy(mips_machine_name, name, sizeof(mips_machine_name));
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pr_info("MIPS: machine is %s\n", mips_get_machine_name());
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}
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char *mips_get_machine_name(void)
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{
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return mips_machine_name;
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}
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#ifdef CONFIG_OF
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void __init early_init_dt_add_memory_arch(u64 base, u64 size)
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{
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return add_memory_region(base, size, BOOT_MEM_RAM);
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}
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void * __init early_init_dt_alloc_memory_arch(u64 size, u64 align)
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{
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return __alloc_bootmem(size, align, __pa(MAX_DMA_ADDRESS));
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}
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void __init __dt_setup_arch(void *bph)
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{
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if (!early_init_dt_scan(bph))
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return;
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mips_set_machine_name(of_flat_dt_get_machine_name());
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}
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#endif
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