LXR linux/arch/blackfin/include/asm/mem

   1/*
   2 * Common Blackfin memory map
   3 *
   4 * Copyright 2004-2009 Analog Devices Inc.
   5 * Licensed under the GPL-2 or later.
   6 */
   7
   8#ifndef __BFIN_MEM_MAP_H__
   9#define __BFIN_MEM_MAP_H__
  10
  11#include <mach/mem_map.h>
  12
  13/* Every Blackfin so far has MMRs like this */
  14#ifndef COREMMR_BASE
  15# define COREMMR_BASE 0xFFE00000
  16#endif
  17#ifndef SYSMMR_BASE
  18# define SYSMMR_BASE  0xFFC00000
  19#endif
  20
  21/* Every Blackfin so far has on-chip Scratch Pad SRAM like this */
  22#ifndef L1_SCRATCH_START
  23# define L1_SCRATCH_START  0xFFB00000
  24# define L1_SCRATCH_LENGTH 0x1000
  25#endif
  26
  27/* Most parts lack on-chip L2 SRAM */
  28#ifndef L2_START
  29# define L2_START  0
  30# define L2_LENGTH 0
  31#endif
  32
  33/* Most parts lack on-chip L1 ROM */
  34#ifndef L1_ROM_START
  35# define L1_ROM_START  0
  36# define L1_ROM_LENGTH 0
  37#endif
  38
  39/* Allow wonky SMP ports to override this */
  40#ifndef GET_PDA_SAFE
  41# define GET_PDA_SAFE(preg) \
  42        preg.l = _cpu_pda; \
  43        preg.h = _cpu_pda;
  44# define GET_PDA(preg, dreg) GET_PDA_SAFE(preg)
  45
  46# ifndef __ASSEMBLY__
  47
  48static inline unsigned long get_l1_scratch_start_cpu(int cpu)
  49{
  50        return L1_SCRATCH_START;
  51}
  52static inline unsigned long get_l1_code_start_cpu(int cpu)
  53{
  54        return L1_CODE_START;
  55}
  56static inline unsigned long get_l1_data_a_start_cpu(int cpu)
  57{
  58        return L1_DATA_A_START;
  59}
  60static inline unsigned long get_l1_data_b_start_cpu(int cpu)
  61{
  62        return L1_DATA_B_START;
  63}
  64static inline unsigned long get_l1_scratch_start(void)
  65{
  66        return get_l1_scratch_start_cpu(0);
  67}
  68static inline unsigned long get_l1_code_start(void)
  69{
  70        return  get_l1_code_start_cpu(0);
  71}
  72static inline unsigned long get_l1_data_a_start(void)
  73{
  74        return get_l1_data_a_start_cpu(0);
  75}
  76static inline unsigned long get_l1_data_b_start(void)
  77{
  78        return get_l1_data_b_start_cpu(0);
  79}
  80
  81# endif /* __ASSEMBLY__ */
  82#endif /* !GET_PDA_SAFE */
  83
  84#endif
  85