| /* |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License as published by |
| * the Free Software Foundation; either version 2 of the License, or |
| * (at your option) any later version. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with this program; if not, write to the Free Software |
| * Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
| */ |
| |
| #ifndef FLATDEVTREE_H |
| #define FLATDEVTREE_H |
| |
| #include "types.h" |
| |
| /* Definitions used by the flattened device tree */ |
| #define OF_DT_HEADER 0xd00dfeed /* marker */ |
| #define OF_DT_BEGIN_NODE 0x1 /* Start of 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 |
| |
| #define OF_DT_VERSION 0x10 |
| |
| struct boot_param_header { |
| u32 magic; /* magic word OF_DT_HEADER */ |
| u32 totalsize; /* total size of DT block */ |
| u32 off_dt_struct; /* offset to structure */ |
| u32 off_dt_strings; /* offset to strings */ |
| u32 off_mem_rsvmap; /* offset to memory reserve map */ |
| u32 version; /* format version */ |
| u32 last_comp_version; /* last compatible version */ |
| /* version 2 fields below */ |
| u32 boot_cpuid_phys; /* Physical CPU id we're booting on */ |
| /* version 3 fields below */ |
| u32 dt_strings_size; /* size of the DT strings block */ |
| }; |
| |
| #endif /* FLATDEVTREE_H */ |