diff options
Diffstat (limited to 'arch/arc/include/asm/processor.h')
| -rw-r--r-- | arch/arc/include/asm/processor.h | 37 |
1 files changed, 0 insertions, 37 deletions
diff --git a/arch/arc/include/asm/processor.h b/arch/arc/include/asm/processor.h index 0fcea5bad343..e4031ecd3c8c 100644 --- a/arch/arc/include/asm/processor.h +++ b/arch/arc/include/asm/processor.h @@ -17,13 +17,6 @@ #include <asm/dsp.h> #include <asm/fpu.h> -#ifdef CONFIG_ARC_PLAT_EZNPS -struct eznps_dp { - unsigned int eflags; - unsigned int gpa1; -}; -#endif - /* Arch specific stuff which needs to be saved per task. * However these items are not so important so as to earn a place in * struct thread_info @@ -38,9 +31,6 @@ struct thread_struct { #ifdef CONFIG_ARC_FPU_SAVE_RESTORE struct arc_fpu fpu; #endif -#ifdef CONFIG_ARC_PLAT_EZNPS - struct eznps_dp dp; -#endif }; #define INIT_THREAD { \ @@ -60,17 +50,8 @@ struct task_struct; * A lot of busy-wait loops in SMP are based off of non-volatile data otherwise * get optimised away by gcc */ -#ifndef CONFIG_EZNPS_MTM_EXT - #define cpu_relax() barrier() -#else - -#define cpu_relax() \ - __asm__ __volatile__ (".word %0" : : "i"(CTOP_INST_SCHD_RW) : "memory") - -#endif - #define KSTK_EIP(tsk) (task_pt_regs(tsk)->ret) #define KSTK_ESP(tsk) (task_pt_regs(tsk)->sp) @@ -118,25 +99,7 @@ extern unsigned int get_wchan(struct task_struct *p); #define USER_KERNEL_GUTTER (VMALLOC_START - TASK_SIZE) -#ifdef CONFIG_ARC_PLAT_EZNPS -/* NPS architecture defines special window of 129M in user address space for - * special memory areas, when accessing this window the MMU do not use TLB. - * Instead MMU direct the access to: - * 0x57f00000:0x57ffffff -- 1M of closely coupled memory (aka CMEM) - * 0x58000000:0x5fffffff -- 16 huge pages, 8M each, with fixed map (aka FMTs) - * - * CMEM - is the fastest memory we got and its size is 16K. - * FMT - is used to map either to internal/external memory. - * Internal memory is the second fast memory and its size is 16M - * External memory is the biggest memory (16G) and also the slowest. - * - * STACK_TOP need to be PMD align (21bit) that is why we supply 0x57e00000. - */ -#define STACK_TOP 0x57e00000 -#else #define STACK_TOP TASK_SIZE -#endif - #define STACK_TOP_MAX STACK_TOP /* This decides where the kernel will search for a free chunk of vm |