1 #ifndef __ASM_MICROBLAZE_SYSCALL_H
2 #define __ASM_MICROBLAZE_SYSCALL_H
4 #include <uapi/linux/audit.h>
5 #include <linux/kernel.h>
6 #include <linux/sched.h>
7 #include <asm/ptrace.h>
9 /* The system call number is given by the user in R12 */
10 static inline long syscall_get_nr(struct task_struct *task,
16 static inline void syscall_rollback(struct task_struct *task,
22 static inline long syscall_get_error(struct task_struct *task,
25 return IS_ERR_VALUE(regs->r3) ? regs->r3 : 0;
28 static inline long syscall_get_return_value(struct task_struct *task,
34 static inline void syscall_set_return_value(struct task_struct *task,
44 static inline microblaze_reg_t microblaze_get_syscall_arg(struct pt_regs *regs,
48 case 5: return regs->r10;
49 case 4: return regs->r9;
50 case 3: return regs->r8;
51 case 2: return regs->r7;
52 case 1: return regs->r6;
53 case 0: return regs->r5;
60 static inline void microblaze_set_syscall_arg(struct pt_regs *regs,
82 static inline void syscall_get_arguments(struct task_struct *task,
84 unsigned int i, unsigned int n,
88 *args++ = microblaze_get_syscall_arg(regs, i++);
91 static inline void syscall_set_arguments(struct task_struct *task,
93 unsigned int i, unsigned int n,
94 const unsigned long *args)
97 microblaze_set_syscall_arg(regs, i++, *args++);
100 asmlinkage unsigned long do_syscall_trace_enter(struct pt_regs *regs);
101 asmlinkage void do_syscall_trace_leave(struct pt_regs *regs);
103 static inline int syscall_get_arch(void)
105 return AUDIT_ARCH_MICROBLAZE;
107 #endif /* __ASM_MICROBLAZE_SYSCALL_H */