35 lines
765 B
C
35 lines
765 B
C
#include <linux/bootmem.h>
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#include <linux/init.h>
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#include <linux/io.h>
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#include <linux/of_fdt.h>
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#include <asm/byteorder.h>
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static int __init reserve_mem_mach(unsigned long addr, unsigned long size)
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{
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return reserve_bootmem(addr, size, BOOTMEM_DEFAULT);
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}
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void __init free_mem_mach(unsigned long addr, unsigned long size)
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{
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return free_bootmem(addr, size);
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}
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void __init device_tree_init(void)
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{
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unsigned long base, size;
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if (!initial_boot_params)
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return;
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base = virt_to_phys((void *)initial_boot_params);
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size = be32_to_cpu(initial_boot_params->totalsize);
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/* Before we do anything, lets reserve the dt blob */
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reserve_mem_mach(base, size);
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unflatten_device_tree();
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/* free the space reserved for the dt blob */
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free_mem_mach(base, size);
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}
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