linux-sg2042/arch/blackfin/mach-bf518/include/mach/mem_map.h

109 lines
3.0 KiB
C

/*
* file: include/asm-blackfin/mach-bf518/mem_map.h
* based on: include/asm-blackfin/mach-bf527/mem_map.h
* author: Bryan Wu <cooloney@kernel.org>
*
* created:
* description:
* Memory MAP Common header file for blackfin BF518/6/4/2 of processors.
* rev:
*
* modified:
*
* bugs: enter bugs at http://blackfin.uclinux.org/
*
* this program is free software; you can redistribute it and/or modify
* it under the terms of the gnu general public license as published by
* the free software foundation; either version 2, or (at your option)
* any later version.
*
* this program is distributed in the hope that it will be useful,
* but without any warranty; without even the implied warranty of
* merchantability or fitness for a particular purpose. see the
* gnu general public license for more details.
*
* you should have received a copy of the gnu general public license
* along with this program; see the file copying.
* if not, write to the free software foundation,
* 59 temple place - suite 330, boston, ma 02111-1307, usa.
*/
#ifndef _MEM_MAP_518_H_
#define _MEM_MAP_518_H_
#define COREMMR_BASE 0xFFE00000 /* Core MMRs */
#define SYSMMR_BASE 0xFFC00000 /* System MMRs */
/* Async Memory Banks */
#define ASYNC_BANK3_BASE 0x20300000 /* Async Bank 3 */
#define ASYNC_BANK3_SIZE 0x00100000 /* 1M */
#define ASYNC_BANK2_BASE 0x20200000 /* Async Bank 2 */
#define ASYNC_BANK2_SIZE 0x00100000 /* 1M */
#define ASYNC_BANK1_BASE 0x20100000 /* Async Bank 1 */
#define ASYNC_BANK1_SIZE 0x00100000 /* 1M */
#define ASYNC_BANK0_BASE 0x20000000 /* Async Bank 0 */
#define ASYNC_BANK0_SIZE 0x00100000 /* 1M */
/* Boot ROM Memory */
#define BOOT_ROM_START 0xEF000000
#define BOOT_ROM_LENGTH 0x8000
/* Level 1 Memory */
/* Memory Map for ADSP-BF518/6/4/2 processors */
#ifdef CONFIG_BFIN_ICACHE
#define BFIN_ICACHESIZE (16 * 1024)
#else
#define BFIN_ICACHESIZE (0)
#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
#define BFIN_DSUPBANKS 0
#endif /*CONFIG_BFIN_DCACHE */
/* Level 2 Memory - none */
#define L2_START 0
#define L2_LENGTH 0
/* Scratch Pad Memory */
#define L1_SCRATCH_START 0xFFB00000
#define L1_SCRATCH_LENGTH 0x1000
#define GET_PDA_SAFE(preg) \
preg.l = _cpu_pda; \
preg.h = _cpu_pda;
#define GET_PDA(preg, dreg) GET_PDA_SAFE(preg)
#endif /* _MEM_MAP_518_H_ */