You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
45 lines
1.4 KiB
45 lines
1.4 KiB
#ifndef _FLAT_DT_H_ |
|
#define _FLAT_DT_H_ |
|
|
|
|
|
#define OF_DT_HEADER 0xd00dfeed /* 4: version, 4: total size */ |
|
|
|
#define OF_DT_BEGIN_NODE 0x1 /* Start node: full name */ |
|
#define OF_DT_END_NODE 0x2 /* End node */ |
|
#define OF_DT_PROP 0x3 /* Property: name off, |
|
size, content */ |
|
#define OF_DT_NOP 0x4 /* nop */ |
|
#define OF_DT_END 0x9 |
|
|
|
struct boot_param_header { |
|
uint32_t magic; /* magic word OF_DT_HEADER */ |
|
uint32_t totalsize; /* total size of DT block */ |
|
uint32_t off_dt_struct; /* offset to structure */ |
|
uint32_t off_dt_strings; /* offset to strings */ |
|
uint32_t off_mem_rsvmap; /* offset to memory reserve map */ |
|
uint32_t version; /* format version */ |
|
uint32_t last_comp_version; /* last compatible version */ |
|
|
|
/* version 2 fields below */ |
|
uint32_t boot_cpuid_phys; /* Which physical CPU id we're |
|
booting on */ |
|
/* version 3 fields below */ |
|
uint32_t size_dt_strings; /* size of the strings block */ |
|
}; |
|
|
|
#define BPH_V1_SIZE (7*sizeof(uint32_t)) |
|
#define BPH_V2_SIZE (BPH_V1_SIZE + sizeof(uint32_t)) |
|
#define BPH_V3_SIZE (BPH_V2_SIZE + sizeof(uint32_t)) |
|
|
|
struct reserve_entry { |
|
uint64_t address; |
|
uint64_t size; |
|
}; |
|
|
|
struct flat_dt_property { |
|
uint32_t nameoff; |
|
uint32_t len; |
|
char data[0]; |
|
}; |
|
|
|
#endif /* _FLAT_DT_H_ */
|
|
|