85 lines
1.8 KiB
C
85 lines
1.8 KiB
C
#ifndef __ASM_SH_IRQFLAGS_64_H
|
|
#define __ASM_SH_IRQFLAGS_64_H
|
|
|
|
#include <asm/cpu/registers.h>
|
|
|
|
#define SR_MASK_LL 0x00000000000000f0LL
|
|
#define SR_BL_LL 0x0000000010000000LL
|
|
|
|
static inline void raw_local_irq_enable(void)
|
|
{
|
|
unsigned long long __dummy0, __dummy1 = ~SR_MASK_LL;
|
|
|
|
__asm__ __volatile__("getcon " __SR ", %0\n\t"
|
|
"and %0, %1, %0\n\t"
|
|
"putcon %0, " __SR "\n\t"
|
|
: "=&r" (__dummy0)
|
|
: "r" (__dummy1));
|
|
}
|
|
|
|
static inline void raw_local_irq_disable(void)
|
|
{
|
|
unsigned long long __dummy0, __dummy1 = SR_MASK_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 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));
|
|
}
|
|
|
|
static inline unsigned long __raw_local_save_flags(void)
|
|
{
|
|
unsigned long long __dummy = SR_MASK_LL;
|
|
unsigned long flags;
|
|
|
|
__asm__ __volatile__ (
|
|
"getcon " __SR ", %0\n\t"
|
|
"and %0, %1, %0"
|
|
: "=&r" (flags)
|
|
: "r" (__dummy));
|
|
|
|
return flags;
|
|
}
|
|
|
|
static inline unsigned long __raw_local_irq_save(void)
|
|
{
|
|
unsigned long long __dummy0, __dummy1 = SR_MASK_LL;
|
|
unsigned long flags;
|
|
|
|
__asm__ __volatile__ (
|
|
"getcon " __SR ", %1\n\t"
|
|
"or %1, r63, %0\n\t"
|
|
"or %1, %2, %1\n\t"
|
|
"putcon %1, " __SR "\n\t"
|
|
"and %0, %2, %0"
|
|
: "=&r" (flags), "=&r" (__dummy0)
|
|
: "r" (__dummy1));
|
|
|
|
return flags;
|
|
}
|
|
|
|
#endif /* __ASM_SH_IRQFLAGS_64_H */
|