diff options
Diffstat (limited to 'arch/sh/include/asm/system_64.h')
| -rw-r--r-- | arch/sh/include/asm/system_64.h | 45 |
1 files changed, 42 insertions, 3 deletions
diff --git a/arch/sh/include/asm/system_64.h b/arch/sh/include/asm/system_64.h index 943acf5ea07..8593bc8d1a4 100644 --- a/arch/sh/include/asm/system_64.h +++ b/arch/sh/include/asm/system_64.h @@ -12,11 +12,13 @@ * License. See the file "COPYING" in the main directory of this archive * for more details. */ +#include <cpu/registers.h> #include <asm/processor.h> /* * switch_to() should switch tasks to task nr n, first */ +struct thread_struct; struct task_struct *sh64_switch_to(struct task_struct *prev, struct thread_struct *prev_thread, struct task_struct *next, @@ -32,9 +34,46 @@ do { \ &next->thread); \ } while (0) -#define __uses_jump_to_uncached +#define __icbi(addr) __asm__ __volatile__ ( "icbi %0, 0\n\t" : : "r" (addr)) +#define __ocbp(addr) __asm__ __volatile__ ( "ocbp %0, 0\n\t" : : "r" (addr)) +#define __ocbi(addr) __asm__ __volatile__ ( "ocbi %0, 0\n\t" : : "r" (addr)) +#define __ocbwb(addr) __asm__ __volatile__ ( "ocbwb %0, 0\n\t" : : "r" (addr)) -#define jump_to_uncached() do { } while (0) -#define back_to_cached() do { } while (0) +static inline reg_size_t register_align(void *val) +{ + return (unsigned long long)(signed long long)(signed long)val; +} + +extern void phys_stext(void); + +static inline void trigger_address_error(void) +{ + phys_stext(); +} + +#define SR_BL_LL 0x0000000010000000LL + +static inline void set_bl_bit(void) +{ + unsigned long long __dummy0, __dummy1 = SR_BL_LL; + + __asm__ __volatile__("getcon " __SR ", %0\n\t" + "or %0, %1, %0\n\t" + "putcon %0, " __SR "\n\t" + : "=&r" (__dummy0) + : "r" (__dummy1)); + +} + +static inline void clear_bl_bit(void) +{ + unsigned long long __dummy0, __dummy1 = ~SR_BL_LL; + + __asm__ __volatile__("getcon " __SR ", %0\n\t" + "and %0, %1, %0\n\t" + "putcon %0, " __SR "\n\t" + : "=&r" (__dummy0) + : "r" (__dummy1)); +} #endif /* __ASM_SH_SYSTEM_64_H */ |