1. 根目录:
2. arch
3. blackfin
4. mach-bf548
5. include
6. mach
7. mem_map.h

/*
 * BF548 memory map
 *
 * Copyright 2004-2009 Analog Devices Inc.
 * Licensed under the GPL-2 or later.
 */

#ifndef __BFIN_MACH_MEM_MAP_H__
#define __BFIN_MACH_MEM_MAP_H__

#ifndef __BFIN_MEM_MAP_H__
# error "do not include mach/mem_map.h directly -- use asm/mem_map.h"
#endif

/* Async Memory Banks */
#define ASYNC_BANK3_BASE	0x2C000000	 /* Async Bank 3 */
#define ASYNC_BANK3_SIZE	0x04000000	/* 64M */
#define ASYNC_BANK2_BASE	0x28000000	 /* Async Bank 2 */
#define ASYNC_BANK2_SIZE	0x04000000	/* 64M */
#define ASYNC_BANK1_BASE	0x24000000	 /* Async Bank 1 */
#define ASYNC_BANK1_SIZE	0x04000000	/* 64M */
#define ASYNC_BANK0_BASE	0x20000000	 /* Async Bank 0 */
#define ASYNC_BANK0_SIZE	0x04000000	/* 64M */

/* Boot ROM Memory */

#define BOOT_ROM_START		0xEF000000
#define BOOT_ROM_LENGTH		0x1000

/* L1 Instruction ROM */

#define L1_ROM_START		0xFFA14000
#define L1_ROM_LENGTH		0x10000

/* Level 1 Memory */

/* Memory Map for ADSP-BF548 processors */
#ifdef CONFIG_BFIN_ICACHE
#define BFIN_ICACHESIZE	(16*1024)
#else
#define BFIN_ICACHESIZE	(0*1024)
#endif

#define L1_CODE_START       0xFFA00000
#define L1_DATA_A_START     0xFF800000
#define L1_DATA_B_START     0xFF900000

#define L1_CODE_LENGTH      0xC000

#ifdef CONFIG_BFIN_DCACHE

#ifdef CONFIG_BFIN_DCACHE_BANKA
#define DMEM_CNTR (ACACHE_BSRAM | ENDCPLB | PORT_PREF0)
#define L1_DATA_A_LENGTH      (0x8000 - 0x4000)
#define L1_DATA_B_LENGTH      0x8000
#define BFIN_DCACHESIZE	(16*1024)
#define BFIN_DSUPBANKS	1
#else
#define DMEM_CNTR (ACACHE_BCACHE | ENDCPLB | PORT_PREF0)
#define L1_DATA_A_LENGTH      (0x8000 - 0x4000)
#define L1_DATA_B_LENGTH      (0x8000 - 0x4000)
#define BFIN_DCACHESIZE	(32*1024)
#define BFIN_DSUPBANKS	2
#endif

#else
#define DMEM_CNTR (ASRAM_BSRAM | ENDCPLB | PORT_PREF0)
#define L1_DATA_A_LENGTH      0x8000
#define L1_DATA_B_LENGTH      0x8000
#define BFIN_DCACHESIZE	(0*1024)
#define BFIN_DSUPBANKS	0
#endif /*CONFIG_BFIN_DCACHE*/

/* Level 2 Memory */
#define L2_START            0xFEB00000
#if defined(CONFIG_BF542)
# define L2_LENGTH          0
#elif defined(CONFIG_BF544)
# define L2_LENGTH          0x10000
#else
# define L2_LENGTH          0x20000
#endif

#endif