diff options
Diffstat (limited to 'kernel/arch/blackfin/include/asm/mem_map.h')
-rw-r--r-- | kernel/arch/blackfin/include/asm/mem_map.h | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/kernel/arch/blackfin/include/asm/mem_map.h b/kernel/arch/blackfin/include/asm/mem_map.h new file mode 100644 index 000000000..5e21627c9 --- /dev/null +++ b/kernel/arch/blackfin/include/asm/mem_map.h @@ -0,0 +1,84 @@ +/* + * Common Blackfin memory map + * + * Copyright 2004-2009 Analog Devices Inc. + * Licensed under the GPL-2 or later. + */ + +#ifndef __BFIN_MEM_MAP_H__ +#define __BFIN_MEM_MAP_H__ + +#include <mach/mem_map.h> + +/* Every Blackfin so far has MMRs like this */ +#ifndef COREMMR_BASE +# define COREMMR_BASE 0xFFE00000 +#endif +#ifndef SYSMMR_BASE +# define SYSMMR_BASE 0xFFC00000 +#endif + +/* Every Blackfin so far has on-chip Scratch Pad SRAM like this */ +#ifndef L1_SCRATCH_START +# define L1_SCRATCH_START 0xFFB00000 +# define L1_SCRATCH_LENGTH 0x1000 +#endif + +/* Most parts lack on-chip L2 SRAM */ +#ifndef L2_START +# define L2_START 0 +# define L2_LENGTH 0 +#endif + +/* Most parts lack on-chip L1 ROM */ +#ifndef L1_ROM_START +# define L1_ROM_START 0 +# define L1_ROM_LENGTH 0 +#endif + +/* Allow wonky SMP ports to override this */ +#ifndef GET_PDA_SAFE +# define GET_PDA_SAFE(preg) \ + preg.l = _cpu_pda; \ + preg.h = _cpu_pda; +# define GET_PDA(preg, dreg) GET_PDA_SAFE(preg) + +# ifndef __ASSEMBLY__ + +static inline unsigned long get_l1_scratch_start_cpu(int cpu) +{ + return L1_SCRATCH_START; +} +static inline unsigned long get_l1_code_start_cpu(int cpu) +{ + return L1_CODE_START; +} +static inline unsigned long get_l1_data_a_start_cpu(int cpu) +{ + return L1_DATA_A_START; +} +static inline unsigned long get_l1_data_b_start_cpu(int cpu) +{ + return L1_DATA_B_START; +} +static inline unsigned long get_l1_scratch_start(void) +{ + return get_l1_scratch_start_cpu(0); +} +static inline unsigned long get_l1_code_start(void) +{ + return get_l1_code_start_cpu(0); +} +static inline unsigned long get_l1_data_a_start(void) +{ + return get_l1_data_a_start_cpu(0); +} +static inline unsigned long get_l1_data_b_start(void) +{ + return get_l1_data_b_start_cpu(0); +} + +# endif /* __ASSEMBLY__ */ +#endif /* !GET_PDA_SAFE */ + +#endif |