include/linux/libfdt_env.h

File Facts

System

Linux kernel

Corpus path

include/linux/libfdt_env.h

Extension

.h

Size

491 bytes

Lines

23

Domain

Core OS

Bucket

Core Kernel Interface

Inferred role

Core OS: implementation source

Status

source implementation candidate

Why This File Exists

Core operating-system implementation surface: boot, tasks, memory, VFS, syscall-facing interfaces, synchronization, credentials, and isolation.

• Core operating-system implementation surface: boot, tasks, memory, VFS, syscall-facing interfaces, synchronization, credentials, and isolation.

Dependency Surface

• linux/limits.h
• linux/string.h
• asm/byteorder.h

Detected Declarations

• No top-level syscall, struct, function, initcall, or export declaration detected by the generator.

Annotated Snippet

#ifndef LIBFDT_ENV_H
#define LIBFDT_ENV_H

#include <linux/limits.h>	/* For INT_MAX */
#include <linux/string.h>

#include <asm/byteorder.h>

#define INT32_MAX	S32_MAX
#define UINT32_MAX	U32_MAX

typedef __be16 fdt16_t;
typedef __be32 fdt32_t;
typedef __be64 fdt64_t;

#define fdt32_to_cpu(x) be32_to_cpu(x)
#define cpu_to_fdt32(x) cpu_to_be32(x)
#define fdt64_to_cpu(x) be64_to_cpu(x)
#define cpu_to_fdt64(x) cpu_to_be64(x)

#endif /* LIBFDT_ENV_H */

Annotation

• Immediate include surface: `linux/limits.h`, `linux/string.h`, `asm/byteorder.h`.
• Atlas domain: Core OS / Core Kernel Interface.
• Implementation status: source implementation candidate.

Implementation Notes

• This generated page is the file-by-file coverage layer; curated subsystem chapters should link here when they synthesize a multi-file control flow.
• Core OS pages should be promoted from atlas-only to deep-reviewed when they explain data structures, invariants, locking, lifecycle, and C implementation snippets.
• Driver-family pages are intentionally pattern-oriented unless they are part of the selected PCIe/NVMe representative device path.