| Server IP : 79.136.114.73 / Your IP : 3.144.145.38 Web Server : Apache/2.4.7 (Ubuntu) PHP/5.5.9-1ubuntu4.29 OpenSSL/1.0.1f System : Linux b8009 3.13.0-170-generic #220-Ubuntu SMP Thu May 9 12:40:49 UTC 2019 x86_64 User : www-data ( 33) PHP Version : 5.5.9-1ubuntu4.29 Disable Function : pcntl_alarm,pcntl_fork,pcntl_waitpid,pcntl_wait,pcntl_wifexited,pcntl_wifstopped,pcntl_wifsignaled,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, MySQL : ON | cURL : ON | WGET : ON | Perl : ON | Python : ON | Sudo : ON | Pkexec : ON Directory : /usr/src/linux-headers-3.13.0-170/arch/arm64/include/asm/ |
Upload File : |
/*
* Copyright (C) 2012 ARM Ltd.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef __ASM_IRQFLAGS_H
#define __ASM_IRQFLAGS_H
#ifdef __KERNEL__
#include <asm/ptrace.h>
/*
* CPU interrupt mask handling.
*/
static inline unsigned long arch_local_irq_save(void)
{
unsigned long flags;
asm volatile(
"mrs %0, daif // arch_local_irq_save\n"
"msr daifset, #2"
: "=r" (flags)
:
: "memory");
return flags;
}
static inline void arch_local_irq_enable(void)
{
asm volatile(
"msr daifclr, #2 // arch_local_irq_enable"
:
:
: "memory");
}
static inline void arch_local_irq_disable(void)
{
asm volatile(
"msr daifset, #2 // arch_local_irq_disable"
:
:
: "memory");
}
#define local_fiq_enable() asm("msr daifclr, #1" : : : "memory")
#define local_fiq_disable() asm("msr daifset, #1" : : : "memory")
#define local_async_enable() asm("msr daifclr, #4" : : : "memory")
#define local_async_disable() asm("msr daifset, #4" : : : "memory")
/*
* Save the current interrupt enable state.
*/
static inline unsigned long arch_local_save_flags(void)
{
unsigned long flags;
asm volatile(
"mrs %0, daif // arch_local_save_flags"
: "=r" (flags)
:
: "memory");
return flags;
}
/*
* restore saved IRQ state
*/
static inline void arch_local_irq_restore(unsigned long flags)
{
asm volatile(
"msr daif, %0 // arch_local_irq_restore"
:
: "r" (flags)
: "memory");
}
static inline int arch_irqs_disabled_flags(unsigned long flags)
{
return flags & PSR_I_BIT;
}
#endif
#endif