linux-stable-rt/arch/sh/include/asm/uncached.h

19 lines
463 B
C

#ifndef __ASM_SH_UNCACHED_H
#define __ASM_SH_UNCACHED_H
#include <linux/bug.h>
#ifdef CONFIG_UNCACHED_MAPPING
extern unsigned long uncached_start, uncached_end;
extern int virt_addr_uncached(unsigned long kaddr);
extern void uncached_init(void);
extern void uncached_resize(unsigned long size);
#else
#define virt_addr_uncached(kaddr) (0)
#define uncached_init() do { } while (0)
#define uncached_resize(size) BUG()
#endif
#endif /* __ASM_SH_UNCACHED_H */