cache.c File Reference

#include <asm/cacheflush.h>
#include <linux/cache.h>
#include <asm/cpuinfo.h>
#include <asm/pvr.h>

Go to the source code of this file.

Macros
#define	CACHE_LOOP_LIMITS(start, end, cache_line_length, cache_size)
#define	CACHE_ALL_LOOP(cache_size, line_length, op)
#define	CACHE_RANGE_LOOP_2(start, end, line_length, op)
#define	CACHE_RANGE_LOOP_1(start, end, line_length, op)
#define	ASM_LOOP
#define	CPUVER_7_20_A   0x0c
#define	CPUVER_7_20_D   0x0f
#define	INFO(s)   printk(KERN_INFO "cache: " s "\n");

Functions
void	microblaze_cache_init (void)

Variables
struct scache *	mbc

Macro Definition Documentation

#define ASM_LOOP

Definition at line 168 of file cache.c.

#define CACHE_ALL_LOOP	(		cache_size,
			line_length,
			op
	)

Value:

do {                                    \
    unsigned int len = cache_size - line_length;            \
    int step = -line_length;                    \
    WARN_ON(step >= 0);                     \
                                    \
    __asm__ __volatile__ (" 1:      " #op " %0, r0;         \                   bgtid   %0, 1b;         \                   addk    %0, %0, %1;     \                   " : : "r" (len), "r" (step) \
                    : "memory");            \
} while (0);

Definition at line 115 of file cache.c.

#define CACHE_LOOP_LIMITS	(		start,
			end,
			cache_line_length,
			cache_size
	)

Value:

do {                                    \
    int align = ~(cache_line_length - 1);               \
    end = min(start + cache_size, end);             \
    start &= align;                         \
} while (0);

Definition at line 104 of file cache.c.

#define CACHE_RANGE_LOOP_1	(		start,
			end,
			line_length,
			op
	)

Value:

do {                                    \
    int volatile temp;                      \
    int align = ~(line_length - 1);                 \
    end = ((end & align) == end) ? end - line_length : end & align; \
    WARN_ON(end - start < 0);                   \
                                    \
    __asm__ __volatile__ (" 1:  " #op " %1, r0;         \                   cmpu    %0, %1, %2;     \                   bgtid   %0, 1b;         \                   addk    %1, %1, %3;     \               " : : "r" (temp), "r" (start), "r" (end),\
                    "r" (line_length) : "memory");  \
} while (0);

Definition at line 153 of file cache.c.

#define CACHE_RANGE_LOOP_2	(		start,
			end,
			line_length,
			op
	)

Value:

do {                                    \
    int step = -line_length;                    \
    int align = ~(line_length - 1);                 \
    int count;                          \
    end = ((end & align) == end) ? end - line_length : end & align; \
    count = end - start;                        \
    WARN_ON(count < 0);                     \
                                    \
    __asm__ __volatile__ (" 1:  " #op " %0, %1;         \                   bgtid   %1, 1b;         \                   addk    %1, %1, %2;     \                   " : : "r" (start), "r" (count), \
                    "r" (step) : "memory");     \
} while (0);

Definition at line 136 of file cache.c.

#define CPUVER_7_20_A   0x0c

Definition at line 616 of file cache.c.

#define CPUVER_7_20_D   0x0f

Definition at line 617 of file cache.c.

#define INFO

(

s

)

printk(KERN_INFO "cache: " s "\n");

Definition at line 619 of file cache.c.

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.