libfdt: Move headers to headers/libs/libfdt
(cherry picked from my sam460ex branch)
This commit is contained in:
François Revol
@@ -0,0 +1,60 @@
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#ifndef _FDT_H
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#define _FDT_H
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#ifndef __ASSEMBLY__
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struct fdt_header {
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uint32_t magic; /* magic word FDT_MAGIC */
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uint32_t totalsize; /* total size of DT block */
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uint32_t off_dt_struct; /* offset to structure */
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uint32_t off_dt_strings; /* offset to strings */
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uint32_t off_mem_rsvmap; /* offset to memory reserve map */
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uint32_t version; /* format version */
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uint32_t last_comp_version; /* last compatible version */
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/* version 2 fields below */
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uint32_t boot_cpuid_phys; /* Which physical CPU id we're
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booting on */
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/* version 3 fields below */
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uint32_t size_dt_strings; /* size of the strings block */
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/* version 17 fields below */
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uint32_t size_dt_struct; /* size of the structure block */
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};
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struct fdt_reserve_entry {
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uint64_t address;
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uint64_t size;
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};
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struct fdt_node_header {
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uint32_t tag;
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char name[0];
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};
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struct fdt_property {
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uint32_t tag;
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uint32_t len;
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uint32_t nameoff;
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char data[0];
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};
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#endif /* !__ASSEMBLY */
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#define FDT_MAGIC 0xd00dfeed /* 4: version, 4: total size */
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#define FDT_TAGSIZE sizeof(uint32_t)
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#define FDT_BEGIN_NODE 0x1 /* Start node: full name */
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#define FDT_END_NODE 0x2 /* End node */
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#define FDT_PROP 0x3 /* Property: name off,
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size, content */
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#define FDT_NOP 0x4 /* nop */
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#define FDT_END 0x9
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#define FDT_V1_SIZE (7*sizeof(uint32_t))
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#define FDT_V2_SIZE (FDT_V1_SIZE + sizeof(uint32_t))
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#define FDT_V3_SIZE (FDT_V2_SIZE + sizeof(uint32_t))
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#define FDT_V16_SIZE FDT_V3_SIZE
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#define FDT_V17_SIZE (FDT_V16_SIZE + sizeof(uint32_t))
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#endif /* _FDT_H */
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File diff suppressed because it is too large
Load Diff
@@ -0,0 +1,23 @@
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#ifndef _LIBFDT_ENV_H
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#define _LIBFDT_ENV_H
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#include <stddef.h>
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#include <stdint.h>
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#include <string.h>
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#define _B(n) ((unsigned long long)((uint8_t *)&x)[n])
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static inline uint32_t fdt32_to_cpu(uint32_t x)
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{
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return (_B(0) << 24) | (_B(1) << 16) | (_B(2) << 8) | _B(3);
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}
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#define cpu_to_fdt32(x) fdt32_to_cpu(x)
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static inline uint64_t fdt64_to_cpu(uint64_t x)
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{
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return (_B(0) << 56) | (_B(1) << 48) | (_B(2) << 40) | (_B(3) << 32)
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| (_B(4) << 24) | (_B(5) << 16) | (_B(6) << 8) | _B(7);
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}
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#define cpu_to_fdt64(x) fdt64_to_cpu(x)
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#undef _B
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#endif /* _LIBFDT_ENV_H */
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@@ -0,0 +1,95 @@
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#ifndef _LIBFDT_INTERNAL_H
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#define _LIBFDT_INTERNAL_H
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/*
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* libfdt - Flat Device Tree manipulation
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* Copyright (C) 2006 David Gibson, IBM Corporation.
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*
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* libfdt is dual licensed: you can use it either under the terms of
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* the GPL, or the BSD license, at your option.
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*
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* a) This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of the
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* License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public
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* License along with this library; if not, write to the Free
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* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
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* MA 02110-1301 USA
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*
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* Alternatively,
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*
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* b) Redistribution and use in source and binary forms, with or
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* without modification, are permitted provided that the following
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* conditions are met:
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*
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* 1. Redistributions of source code must retain the above
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* copyright notice, this list of conditions and the following
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* disclaimer.
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* 2. Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following
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* disclaimer in the documentation and/or other materials
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* provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
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* CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
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* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
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* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <fdt.h>
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#define FDT_ALIGN(x, a) (((x) + (a) - 1) & ~((a) - 1))
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#define FDT_TAGALIGN(x) (FDT_ALIGN((x), FDT_TAGSIZE))
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#define FDT_CHECK_HEADER(fdt) \
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{ \
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int err; \
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if ((err = fdt_check_header(fdt)) != 0) \
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return err; \
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}
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int _fdt_check_node_offset(const void *fdt, int offset);
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int _fdt_check_prop_offset(const void *fdt, int offset);
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const char *_fdt_find_string(const char *strtab, int tabsize, const char *s);
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int _fdt_node_end_offset(void *fdt, int nodeoffset);
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static inline const void *_fdt_offset_ptr(const void *fdt, int offset)
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{
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return (const char *)fdt + fdt_off_dt_struct(fdt) + offset;
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}
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static inline void *_fdt_offset_ptr_w(void *fdt, int offset)
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{
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return (void *)(uintptr_t)_fdt_offset_ptr(fdt, offset);
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}
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static inline const struct fdt_reserve_entry *_fdt_mem_rsv(const void *fdt, int n)
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{
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const struct fdt_reserve_entry *rsv_table =
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(const struct fdt_reserve_entry *)
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((const char *)fdt + fdt_off_mem_rsvmap(fdt));
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return rsv_table + n;
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}
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static inline struct fdt_reserve_entry *_fdt_mem_rsv_w(void *fdt, int n)
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{
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return (void *)(uintptr_t)_fdt_mem_rsv(fdt, n);
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}
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#define FDT_SW_MAGIC (~FDT_MAGIC)
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#endif /* _LIBFDT_INTERNAL_H */
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