diff options
Diffstat (limited to 'arch/blackfin')
| -rw-r--r-- | arch/blackfin/include/asm/sections.h | 38 | ||||
| -rw-r--r-- | arch/blackfin/mach-bf538/include/mach/defBF539.h | 2 |
2 files changed, 36 insertions, 4 deletions
diff --git a/arch/blackfin/include/asm/sections.h b/arch/blackfin/include/asm/sections.h index e7fd0ecd73f..ae4dae1e370 100644 --- a/arch/blackfin/include/asm/sections.h +++ b/arch/blackfin/include/asm/sections.h @@ -1,9 +1,6 @@ #ifndef _BLACKFIN_SECTIONS_H #define _BLACKFIN_SECTIONS_H -/* nothing to see, move along */ -#include <asm-generic/sections.h> - /* only used when MTD_UCLINUX */ extern unsigned long memory_mtd_start, memory_mtd_end, mtd_size; @@ -15,4 +12,39 @@ extern char _stext_l1[], _etext_l1[], _sdata_l1[], _edata_l1[], _sbss_l1[], _stext_l2[], _etext_l2[], _sdata_l2[], _edata_l2[], _sbss_l2[], _ebss_l2[], _l2_lma_start[]; +#include <asm/mem_map.h> + +/* Blackfin systems have discontinuous memory map and no virtualized memory */ +static inline int arch_is_kernel_text(unsigned long addr) +{ + return + (L1_CODE_LENGTH && + addr >= (unsigned long)_stext_l1 && + addr < (unsigned long)_etext_l1) + || + (L2_LENGTH && + addr >= (unsigned long)_stext_l2 && + addr < (unsigned long)_etext_l2); +} +#define arch_is_kernel_text(addr) arch_is_kernel_text(addr) + +static inline int arch_is_kernel_data(unsigned long addr) +{ + return + (L1_DATA_A_LENGTH && + addr >= (unsigned long)_sdata_l1 && + addr < (unsigned long)_ebss_l1) + || + (L1_DATA_B_LENGTH && + addr >= (unsigned long)_sdata_b_l1 && + addr < (unsigned long)_ebss_b_l1) + || + (L2_LENGTH && + addr >= (unsigned long)_sdata_l2 && + addr < (unsigned long)_ebss_l2); +} +#define arch_is_kernel_data(addr) arch_is_kernel_data(addr) + +#include <asm-generic/sections.h> + #endif diff --git a/arch/blackfin/mach-bf538/include/mach/defBF539.h b/arch/blackfin/mach-bf538/include/mach/defBF539.h index bdc330cd0e1..1c58914a874 100644 --- a/arch/blackfin/mach-bf538/include/mach/defBF539.h +++ b/arch/blackfin/mach-bf538/include/mach/defBF539.h @@ -2325,7 +2325,7 @@ #define AMBEN_B0_B1 0x0004 /* Enable Asynchronous Memory Banks 0 & 1 only */ #define AMBEN_B0_B1_B2 0x0006 /* Enable Asynchronous Memory Banks 0, 1, and 2 */ #define AMBEN_ALL 0x0008 /* Enable Asynchronous Memory Banks (all) 0, 1, 2, and 3 */ -#define CDPRIO 0x0100 /* DMA has priority over core for for external accesses */ +#define CDPRIO 0x0100 /* DMA has priority over core for external accesses */ /* EBIU_AMGCTL Bit Positions */ #define AMCKEN_P 0x0000 /* Enable CLKOUT */ |