arch/sparc/include/asm/cachetype.h

File Facts

System

Linux kernel

Corpus path

arch/sparc/include/asm/cachetype.h

Extension

.h

Size

320 bytes

Lines

15

Domain

Architecture Layer

Bucket

arch/sparc

Inferred role

Architecture Layer: implementation source

Status

source implementation candidate

Why This File Exists

CPU and platform-specific kernel glue: boot entry, traps, syscall entry, interrupts, page tables, context switch, and low-level barriers.

• CPU and platform-specific kernel glue: boot entry, traps, syscall entry, interrupts, page tables, context switch, and low-level barriers.

Dependency Surface

• asm/page.h

Detected Declarations

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

Annotated Snippet

#ifndef __ASM_SPARC_CACHETYPE_H
#define __ASM_SPARC_CACHETYPE_H

#include <asm/page.h>

#ifdef CONFIG_SPARC32
extern int vac_cache_size;
#define cpu_dcache_is_aliasing()	(vac_cache_size > PAGE_SIZE)
#else
#define cpu_dcache_is_aliasing()	(L1DCACHE_SIZE > PAGE_SIZE)
#endif

#endif

Annotation

• Immediate include surface: `asm/page.h`.
• Atlas domain: Architecture Layer / arch/sparc.
• 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.