isram-driver.c File Reference

#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/types.h>
#include <linux/slab.h>
#include <linux/spinlock.h>
#include <linux/sched.h>
#include <asm/blackfin.h>
#include <asm/dma.h>

Go to the source code of this file.

Macros
#define	pr_fmt(fmt)   "isram: " fmt
#define	IADDR2DTEST(x)
#define	ADDR2OFFSET(x)   ((((unsigned long)(x)) & 0x7) * 8)
#define	ADDR2LAST(x)   ((((unsigned long)x) & 0x7) == 0x7)

Functions
void *	isram_memcpy (void *dest, const void *src, size_t n)
	EXPORT_SYMBOL (isram_memcpy)

Macro Definition Documentation

#define ADDR2LAST

(

x

)

((((unsigned long)x) & 0x7) == 0x7)

Definition at line 58 of file isram-driver.c.

#define ADDR2OFFSET

(

x

)

((((unsigned long)(x)) & 0x7) * 8)

Definition at line 55 of file isram-driver.c.

#define IADDR2DTEST

(

x

)

Value:

({ unsigned long __addr = (unsigned long)(x); \
        ((__addr & (1 << 11)) << (26 - 11)) | /* addr bit 11 (Way0/Way1)   */ \
        (1 << 24)                           | /* instruction access = 1    */ \
        ((__addr & (1 << 15)) << (23 - 15)) | /* addr bit 15 (Data Bank)   */ \
        ((__addr & (3 << 12)) << (16 - 12)) | /* addr bits 13:12 (Subbank) */ \
        (__addr & 0x47F8)                   | /* addr bits 14 & 10:3       */ \
        (1 << 2);                             /* data array = 1            */ \
    })

Definition at line 44 of file isram-driver.c.

#define pr_fmt

(

fmt

)

"isram: " fmt

Definition at line 9 of file isram-driver.c.

Function Documentation

EXPORT_SYMBOL

(

isram_memcpy

)

void* isram_memcpy	(	void *	dest,
		const void *	src,
		size_t	n
	)

Definition at line 137 of file isram-driver.c.