cacheflush.h File Reference

#include <linux/mm.h>
#include <linux/io.h>

Go to the source code of this file.

Data Structures
struct	scache

Macros
#define	enable_icache()   mbc->ie();
#define	disable_icache()   mbc->id();
#define	flush_icache()   mbc->ifl();
#define	flush_icache_range(start, end)   mbc->iflr(start, end);
#define	invalidate_icache()   mbc->iin();
#define	invalidate_icache_range(start, end)   mbc->iinr(start, end);
#define	flush_icache_user_range(vma, pg, adr, len)   flush_icache();
#define	flush_icache_page(vma, pg)   do { } while (0)
#define	enable_dcache()   mbc->de();
#define	disable_dcache()   mbc->dd();
#define	invalidate_dcache()   mbc->din();
#define	invalidate_dcache_range(start, end)   mbc->dinr(start, end);
#define	flush_dcache()   mbc->dfl();
#define	flush_dcache_range(start, end)   mbc->dflr(start, end);
#define	ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE   1
#define	flush_dcache_page(page)
#define	flush_dcache_mmap_lock(mapping)   do { } while (0)
#define	flush_dcache_mmap_unlock(mapping)   do { } while (0)
#define	flush_cache_dup_mm(mm)   do { } while (0)
#define	flush_cache_vmap(start, end)   do { } while (0)
#define	flush_cache_vunmap(start, end)   do { } while (0)
#define	flush_cache_mm(mm)   do { } while (0)
#define	flush_cache_page(vma, vmaddr, pfn)   flush_dcache_range(pfn << PAGE_SHIFT, (pfn << PAGE_SHIFT) + PAGE_SIZE);
#define	flush_cache_range(vma, start, len)   do { } while (0)
#define	copy_to_user_page(vma, page, vaddr, dst, src, len)
#define	copy_from_user_page(vma, page, vaddr, dst, src, len)

Functions
void	microblaze_cache_init (void)

Variables
struct scache *	mbc

Macro Definition Documentation

#define ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE   1

Definition at line 75 of file cacheflush.h.

#define copy_from_user_page	(		vma,
			page,
			vaddr,
			dst,
			src,
			len
	)

Value:

do {                                    \
    memcpy((dst), (src), (len));                    \
} while (0)

Definition at line 117 of file cacheflush.h.

#define copy_to_user_page	(		vma,
			page,
			vaddr,
			dst,
			src,
			len
	)

Value:

do {                                    \
	u32 addr = virt_to_phys(dst);                  \
    memcpy((dst), (src), (len));                    \
    if (vma->vm_flags & VM_EXEC) {                  \
        invalidate_icache_range((unsigned) (addr),      \
                    (unsigned) (addr) + PAGE_SIZE); \
        flush_dcache_range((unsigned) (addr),           \
                    (unsigned) (addr) + PAGE_SIZE); \
    }                               \
} while (0)

Definition at line 105 of file cacheflush.h.

#define disable_dcache

(

)

mbc->dd();

Definition at line 68 of file cacheflush.h.

#define disable_icache

(

)

mbc->id();

Definition at line 58 of file cacheflush.h.

#define enable_dcache

(

void

)

mbc->de();

Definition at line 67 of file cacheflush.h.

#define enable_icache

(

void

)

mbc->ie();

Definition at line 57 of file cacheflush.h.

#define flush_cache_dup_mm

(

mm

)

do { } while (0)

Definition at line 87 of file cacheflush.h.

#define flush_cache_mm

(

mm

)

do { } while (0)

Definition at line 90 of file cacheflush.h.

#define flush_cache_page	(		vma,
			vmaddr,
			pfn
	)		flush_dcache_range(pfn << PAGE_SHIFT, (pfn << PAGE_SHIFT) + PAGE_SIZE);

Definition at line 92 of file cacheflush.h.

#define flush_cache_range	(		vma,
			start,
			len
	)		do { } while (0)

Definition at line 103 of file cacheflush.h.

#define flush_cache_vmap	(		start,
			end
	)		do { } while (0)

Definition at line 88 of file cacheflush.h.

#define flush_cache_vunmap	(		start,
			end
	)		do { } while (0)

Definition at line 89 of file cacheflush.h.

#define flush_dcache

(

)

mbc->dfl();

Definition at line 72 of file cacheflush.h.

#define flush_dcache_mmap_lock

(

mapping

)

do { } while (0)

Definition at line 84 of file cacheflush.h.

#define flush_dcache_mmap_unlock

(

mapping

)

do { } while (0)

Definition at line 85 of file cacheflush.h.

#define flush_dcache_page

(

page

)

Value:

do { \
    unsigned long addr = (unsigned long) page_address(page); /* virtual */ \
    addr = (u32)virt_to_phys((void *)addr); \
    flush_dcache_range((unsigned) (addr), (unsigned) (addr) + PAGE_SIZE); \
} while (0);

Definition at line 77 of file cacheflush.h.

#define flush_dcache_range	(		start,
			end
	)		mbc->dflr(start, end);

Definition at line 73 of file cacheflush.h.

#define flush_icache

(

void

)

mbc->ifl();

Definition at line 59 of file cacheflush.h.

#define flush_icache_page	(		vma,
			pg
	)		do { } while (0)

Definition at line 65 of file cacheflush.h.

#define flush_icache_range	(		start,
			end
	)		mbc->iflr(start, end);

Definition at line 60 of file cacheflush.h.

#define flush_icache_user_range	(		vma,
			pg,
			adr,
			len
	)		flush_icache();

Definition at line 64 of file cacheflush.h.

#define invalidate_dcache

(

)

mbc->din();

Definition at line 70 of file cacheflush.h.

#define invalidate_dcache_range	(		start,
			end
	)		mbc->dinr(start, end);

Definition at line 71 of file cacheflush.h.

#define invalidate_icache

(

)

mbc->iin();

Definition at line 61 of file cacheflush.h.

#define invalidate_icache_range	(		start,
			end
	)		mbc->iinr(start, end);

Definition at line 62 of file cacheflush.h.

Function Documentation

void microblaze_cache_init

(

void

)

Definition at line 621 of file cache.c.

Variable Documentation

struct scache* mbc

Definition at line 519 of file cache.c.