linux/scripts/dtc/libfdt/libfdt_env.h
Rob Herring (Arm) dfe057874b scripts/dtc: Update to upstream version v1.7.2-62-ga26ef6400bd8
This adds the following commits from upstream:

a26ef6400bd8 Restore phandle references from __fixups__ node
05c524db44ff Restore phandle references from __local_fixups__ node
db65a3a3f4f0 Restore labels from __symbols__ node
64330c682cac Improve type guessing when compiling to dts format
cbb48690c697 Set DTSF_PLUGIN if needed when compiling from dtb
ef3b1baf6370 Emit /plugin/ when compiling to .dts with DTSF_PLUGIN set
7c78c8542d73 Added empty node name check
14dd76b96732 fdtdump: Change FDT_PROP prob handling to ease future addition
9a1c801a1a3c Fix discarded const qualifiers
194ac9422ac9 libfdt: fdt_get_name: Add can_assume(VALID_DTB) check
39cae0bd0031 libfdt: Improve size savings in FDT_RO_PROBE slightly
b12692473298 libfdt: libfdt_internal.h correct final comment in ASSUME block
7f3184a6c550 libfdt: Remove old MacOS strnlen workaround
9197f1ccd95c checks: Do not check overlays for alias paths
e1284ee5dc20 livetree: Add only new data to fixup nodes instead of complete regeneration
cba90ce82064 checks: Remove check for graph child addresses
763c6ab4189c livetree: Simplify append_to_property()
739403f22242 libfdt: Drop including string.h from libfdt_internal.h
1c6c51e51b29 Consider drive letters when checking for absolute paths on Windows.
617f3d9b60f7 ci: Add Cirrus CI configuration for FreeBSD testing
04f948e83fef ci: Add GitLab CI configuration for Linux builds
e89680263137 ci: Tweaks to GitHub Actions setup
2ad738722b79 build: Add FreeBSD and non-GNU linker compatibility
4132ac08ba95 libfdt: Document most remaining functions
33e66ec845b8 tests: Add compatibility with uutils
a0dd7b608102 fdtput: Use strtol() in preference to sscanf()
5b71660724d7 tests: Work around limitation in FreeBSD's printf(1)

The graph_child_address check has been removed from upstream. Drop it
from the makefiles.

Signed-off-by: Rob Herring (Arm) <robh@kernel.org>
2026-02-03 20:58:12 -06:00

69 lines
1.8 KiB
C

/* SPDX-License-Identifier: (GPL-2.0-or-later OR BSD-2-Clause) */
#ifndef LIBFDT_ENV_H
#define LIBFDT_ENV_H
/*
* libfdt - Flat Device Tree manipulation
* Copyright (C) 2006 David Gibson, IBM Corporation.
* Copyright 2012 Kim Phillips, Freescale Semiconductor.
*/
#include <stdbool.h>
#include <stddef.h>
#include <stdint.h>
#include <stdlib.h>
#include <string.h>
#include <limits.h>
#ifdef __CHECKER__
#define FDT_FORCE __attribute__((force))
#define FDT_BITWISE __attribute__((bitwise))
#else
#define FDT_FORCE
#define FDT_BITWISE
#endif
typedef uint16_t FDT_BITWISE fdt16_t;
typedef uint32_t FDT_BITWISE fdt32_t;
typedef uint64_t FDT_BITWISE fdt64_t;
#define EXTRACT_BYTE(x, n) ((unsigned long long)((uint8_t *)&x)[n])
#define CPU_TO_FDT16(x) ((EXTRACT_BYTE(x, 0) << 8) | EXTRACT_BYTE(x, 1))
#define CPU_TO_FDT32(x) ((EXTRACT_BYTE(x, 0) << 24) | (EXTRACT_BYTE(x, 1) << 16) | \
(EXTRACT_BYTE(x, 2) << 8) | EXTRACT_BYTE(x, 3))
#define CPU_TO_FDT64(x) ((EXTRACT_BYTE(x, 0) << 56) | (EXTRACT_BYTE(x, 1) << 48) | \
(EXTRACT_BYTE(x, 2) << 40) | (EXTRACT_BYTE(x, 3) << 32) | \
(EXTRACT_BYTE(x, 4) << 24) | (EXTRACT_BYTE(x, 5) << 16) | \
(EXTRACT_BYTE(x, 6) << 8) | EXTRACT_BYTE(x, 7))
static inline uint16_t fdt16_to_cpu(fdt16_t x)
{
return (FDT_FORCE uint16_t)CPU_TO_FDT16(x);
}
static inline fdt16_t cpu_to_fdt16(uint16_t x)
{
return (FDT_FORCE fdt16_t)CPU_TO_FDT16(x);
}
static inline uint32_t fdt32_to_cpu(fdt32_t x)
{
return (FDT_FORCE uint32_t)CPU_TO_FDT32(x);
}
static inline fdt32_t cpu_to_fdt32(uint32_t x)
{
return (FDT_FORCE fdt32_t)CPU_TO_FDT32(x);
}
static inline uint64_t fdt64_to_cpu(fdt64_t x)
{
return (FDT_FORCE uint64_t)CPU_TO_FDT64(x);
}
static inline fdt64_t cpu_to_fdt64(uint64_t x)
{
return (FDT_FORCE fdt64_t)CPU_TO_FDT64(x);
}
#undef CPU_TO_FDT64
#undef CPU_TO_FDT32
#undef CPU_TO_FDT16
#undef EXTRACT_BYTE
#endif /* LIBFDT_ENV_H */