include/linux/power/power_on_reason.h

File Facts

System

Linux kernel

Corpus path

include/linux/power/power_on_reason.h

Extension

.h

Size

658 bytes

Lines

20

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

• No C-style include directives detected by the generator.

Detected Declarations

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

Annotated Snippet

#ifndef POWER_ON_REASON_H
#define POWER_ON_REASON_H

#define POWER_ON_REASON_REGULAR "regular power-up"
#define POWER_ON_REASON_RTC "RTC wakeup"
#define POWER_ON_REASON_WATCHDOG "watchdog timeout"
#define POWER_ON_REASON_SOFTWARE "software reset"
#define POWER_ON_REASON_RST_BTN "reset button action"
#define POWER_ON_REASON_CPU_CLK_FAIL "CPU clock failure"
#define POWER_ON_REASON_XTAL_FAIL "crystal oscillator failure"
#define POWER_ON_REASON_BROWN_OUT "brown-out reset"
#define POWER_ON_REASON_UNKNOWN "unknown reason"

#endif /* POWER_ON_REASON_H */

Annotation

• 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.