include/linux/soc/pxa/smemc.h

File Facts

System

Linux kernel

Corpus path

include/linux/soc/pxa/smemc.h

Extension

.h

Size

769 bytes

Lines

30

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/types.h

Detected Declarations

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

Annotated Snippet

#ifndef __PXA_REGS_H
#define __PXA_REGS_H

#include <linux/types.h>

void pxa_smemc_set_pcmcia_timing(int sock, u32 mcmem, u32 mcatt, u32 mcio);
void pxa_smemc_set_pcmcia_socket(int nr);
int pxa2xx_smemc_get_sdram_rows(void);
unsigned int pxa3xx_smemc_get_memclkdiv(void);
void __iomem *pxa_smemc_get_mdrefr(void);

/*
 * Once fully converted to the clock framework, all these functions should be
 * removed, and replaced with a clk_get(NULL, "core").
 */
#ifdef CONFIG_PXA25x
extern unsigned pxa25x_get_clk_frequency_khz(int);
#else
#define pxa25x_get_clk_frequency_khz(x)		(0)
#endif

#ifdef CONFIG_PXA27x
extern unsigned pxa27x_get_clk_frequency_khz(int);
#else
#define pxa27x_get_clk_frequency_khz(x)		(0)
#endif

#endif

Annotation

• Immediate include surface: `linux/types.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.