| Server IP : 79.136.114.73 / Your IP : 216.73.216.28 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 : /lib/modules/3.13.0-49-generic/build/arch/cris/include/arch-v10/arch/ |
Upload File : |
#ifndef __ASM_CRIS_ARCH_PROCESSOR_H
#define __ASM_CRIS_ARCH_PROCESSOR_H
/*
* Default implementation of macro that returns current
* instruction pointer ("program counter").
*/
#define current_text_addr() ({void *pc; __asm__ ("move.d $pc,%0" : "=rm" (pc)); pc; })
/* CRIS has no problems with write protection */
#define wp_works_ok 1
/* CRIS thread_struct. this really has nothing to do with the processor itself, since
* CRIS does not do any hardware task-switching, but it's here for legacy reasons.
* The thread_struct here is used when task-switching using _resume defined in entry.S.
* The offsets here are hardcoded into _resume - if you change this struct, you need to
* change them as well!!!
*/
struct thread_struct {
unsigned long ksp; /* kernel stack pointer */
unsigned long usp; /* user stack pointer */
unsigned long dccr; /* saved flag register */
};
/*
* User space process size. This is hardcoded into a few places,
* so don't change it unless you know what you are doing.
*/
#ifdef CONFIG_CRIS_LOW_MAP
#define TASK_SIZE (0x50000000UL) /* 1.25 GB */
#else
#define TASK_SIZE (0xA0000000UL) /* 2.56 GB */
#endif
#define INIT_THREAD { \
0, 0, 0x20 } /* ccr = int enable, nothing else */
#define KSTK_EIP(tsk) \
({ \
unsigned long eip = 0; \
unsigned long regs = (unsigned long)task_pt_regs(tsk); \
if (regs > PAGE_SIZE && \
virt_addr_valid(regs)) \
eip = ((struct pt_regs *)regs)->irp; \
eip; \
})
/* give the thread a program location
* set user-mode (The 'U' flag (User mode flag) is CCR/DCCR bit 8)
* switch user-stackpointer
*/
#define start_thread(regs, ip, usp) do { \
regs->irp = ip; \
regs->dccr |= 1 << U_DCCR_BITNR; \
wrusp(usp); \
} while(0)
/* Called when handling a kernel bus fault fixup.
*
* After a fixup we do not want to return by restoring the CPU-state
* anymore, so switch frame-types (see ptrace.h)
*/
#define arch_fixup(regs) \
regs->frametype = CRIS_FRAME_NORMAL;
#endif