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// See LICENSE for license details.
#ifndef _PK_DEVICETREE_H
#define _PK_DEVICETREE_H
#include <stdint.h>
#define FDT_MAGIC 0xd00dfeedU
#define FDT_VERSION 17
#define FDT_COMP_VERSION 16
#define FDT_BEGIN_NODE 1
#define FDT_END_NODE 2
#define FDT_PROP 3
#define FDT_NOP 4
#define FDT_END 9
struct fdt_header {
uint32_t magic;
uint32_t totalsize;
uint32_t off_dt_struct;
uint32_t off_dt_strings;
uint32_t off_rsvmap;
uint32_t version;
uint32_t last_comp_version;
uint32_t boot_cpuid_phys;
uint32_t size_dt_strings;
uint32_t size_dt_struct;
};
struct fdt_reserve_entry {
uint64_t address;
uint64_t size;
};
struct fdt_table_entry {
const char *dev_type;
uint64_t base;
uint64_t size;
int prot;
};
void parse_device_tree();
struct fdt_table_entry *fdt_find_device(const char *dev_type, int pos);
#endif
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