OpenCloudOS-Kernel/arch/blackfin/include/asm/mem_map.h

85 lines
1.7 KiB
C

/*
* 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