|
Server : Apache/2.4.18 (Ubuntu) System : Linux canvaswebdesign 3.13.0-71-generic #114-Ubuntu SMP Tue Dec 1 02:34:22 UTC 2015 x86_64 User : oppastar ( 1041) PHP Version : 7.0.33-0ubuntu0.16.04.15 Disable Function : pcntl_alarm,pcntl_fork,pcntl_waitpid,pcntl_wait,pcntl_wifexited,pcntl_wifstopped,pcntl_wifsignaled,pcntl_wifcontinued,pcntl_wexitstatus,pcntl_wtermsig,pcntl_wstopsig,pcntl_signal,pcntl_signal_dispatch,pcntl_get_last_error,pcntl_strerror,pcntl_sigprocmask,pcntl_sigwaitinfo,pcntl_sigtimedwait,pcntl_exec,pcntl_getpriority,pcntl_setpriority, Directory : /usr/src/linux-headers-4.4.0-71/arch/score/include/asm/ |
Upload File : |
#ifndef _ASM_SCORE_IRQFLAGS_H
#define _ASM_SCORE_IRQFLAGS_H
#ifndef __ASSEMBLY__
#include <linux/types.h>
static inline unsigned long arch_local_save_flags(void)
{
unsigned long flags;
asm volatile(
" mfcr r8, cr0 \n"
" nop \n"
" nop \n"
" mv %0, r8 \n"
" nop \n"
" nop \n"
" nop \n"
" nop \n"
" nop \n"
" ldi r9, 0x1 \n"
" and %0, %0, r9 \n"
: "=r" (flags)
:
: "r8", "r9");
return flags;
}
static inline unsigned long arch_local_irq_save(void)
{
unsigned long flags;
asm volatile(
" mfcr r8, cr0 \n"
" li r9, 0xfffffffe \n"
" nop \n"
" mv %0, r8 \n"
" and r8, r8, r9 \n"
" mtcr r8, cr0 \n"
" nop \n"
" nop \n"
" nop \n"
" nop \n"
" nop \n"
: "=r" (flags)
:
: "r8", "r9", "memory");
return flags;
}
static inline void arch_local_irq_restore(unsigned long flags)
{
asm volatile(
" mfcr r8, cr0 \n"
" ldi r9, 0x1 \n"
" and %0, %0, r9 \n"
" or r8, r8, %0 \n"
" mtcr r8, cr0 \n"
" nop \n"
" nop \n"
" nop \n"
" nop \n"
" nop \n"
:
: "r"(flags)
: "r8", "r9", "memory");
}
static inline void arch_local_irq_enable(void)
{
asm volatile(
" mfcr r8,cr0 \n"
" nop \n"
" nop \n"
" ori r8,0x1 \n"
" mtcr r8,cr0 \n"
" nop \n"
" nop \n"
" nop \n"
" nop \n"
" nop \n"
:
:
: "r8", "memory");
}
static inline void arch_local_irq_disable(void)
{
asm volatile(
" mfcr r8,cr0 \n"
" nop \n"
" nop \n"
" srli r8,r8,1 \n"
" slli r8,r8,1 \n"
" mtcr r8,cr0 \n"
" nop \n"
" nop \n"
" nop \n"
" nop \n"
" nop \n"
:
:
: "r8", "memory");
}
static inline bool arch_irqs_disabled_flags(unsigned long flags)
{
return !(flags & 1);
}
static inline bool arch_irqs_disabled(void)
{
return arch_irqs_disabled_flags(arch_local_save_flags());
}
#endif /* __ASSEMBLY__ */
#endif /* _ASM_SCORE_IRQFLAGS_H */