/* * OpenRISC Linux * * Linux architectural port borrowing liberally from similar works of * others. All original copyrights apply as per the original source * declaration. * * OpenRISC implementation: * Copyright (C) 2003 Matjaz Breskvar <phoenix@bsemi.com> * Copyright (C) 2010-2011 Jonas Bonn <jonas@southpole.se> * et al. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. */ #ifndef __ASM_OPENRISC_SYSCALL_H__ #define __ASM_OPENRISC_SYSCALL_H__ #include <uapi/linux/audit.h> #include <linux/err.h> #include <linux/sched.h> static inline int syscall_get_nr(struct task_struct *task, struct pt_regs *regs) { return regs->orig_gpr11; } static inline void syscall_rollback(struct task_struct *task, struct pt_regs *regs) { regs->gpr[11] = regs->orig_gpr11; } static inline long syscall_get_error(struct task_struct *task, struct pt_regs *regs) { return IS_ERR_VALUE(regs->gpr[11]) ? regs->gpr[11] : 0; } static inline long syscall_get_return_value(struct task_struct *task, struct pt_regs *regs) { return regs->gpr[11]; } static inline void syscall_set_return_value(struct task_struct *task, struct pt_regs *regs, int error, long val) { regs->gpr[11] = (long) error ?: val; } static inline void syscall_get_arguments(struct task_struct *task, struct pt_regs *regs, unsigned int i, unsigned int n, unsigned long *args) { BUG_ON(i + n > 6); memcpy(args, ®s->gpr[3 + i], n * sizeof(args[0])); } static inline void syscall_set_arguments(struct task_struct *task, struct pt_regs *regs, unsigned int i, unsigned int n, const unsigned long *args) { BUG_ON(i + n > 6); memcpy(®s->gpr[3 + i], args, n * sizeof(args[0])); } static inline int syscall_get_arch(void) { return AUDIT_ARCH_OPENRISC; } #endif
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bitops | Folder | 0755 |
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Kbuild | File | 997 B | 0644 |
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asm-offsets.h | File | 35 B | 0644 |
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atomic.h | File | 3.02 KB | 0644 |
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barrier.h | File | 203 B | 0644 |
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bitops.h | File | 1.5 KB | 0644 |
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cache.h | File | 888 B | 0644 |
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cacheflush.h | File | 3.37 KB | 0644 |
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cmpxchg.h | File | 3.92 KB | 0644 |
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cpuinfo.h | File | 970 B | 0644 |
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delay.h | File | 670 B | 0644 |
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dma-mapping.h | File | 968 B | 0644 |
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elf.h | File | 2.02 KB | 0644 |
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fixmap.h | File | 2.74 KB | 0644 |
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futex.h | File | 2.24 KB | 0644 |
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io.h | File | 1.31 KB | 0644 |
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irq.h | File | 835 B | 0644 |
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irqflags.h | File | 866 B | 0644 |
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linkage.h | File | 764 B | 0644 |
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mmu.h | File | 728 B | 0644 |
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mmu_context.h | File | 1.3 KB | 0644 |
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page.h | File | 2.54 KB | 0644 |
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pgalloc.h | File | 2.57 KB | 0644 |
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pgtable.h | File | 13.96 KB | 0644 |
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processor.h | File | 2.7 KB | 0644 |
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ptrace.h | File | 3.33 KB | 0644 |
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serial.h | File | 1.11 KB | 0644 |
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smp.h | File | 822 B | 0644 |
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spinlock.h | File | 985 B | 0644 |
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spinlock_types.h | File | 188 B | 0644 |
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spr.h | File | 1.17 KB | 0644 |
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spr_defs.h | File | 22.91 KB | 0644 |
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string.h | File | 324 B | 0644 |
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syscall.h | File | 1.91 KB | 0644 |
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syscalls.h | File | 1.04 KB | 0644 |
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thread_info.h | File | 3.85 KB | 0644 |
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time.h | File | 627 B | 0644 |
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timex.h | File | 914 B | 0644 |
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tlb.h | File | 1.01 KB | 0644 |
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tlbflush.h | File | 2.05 KB | 0644 |
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uaccess.h | File | 7.98 KB | 0644 |
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unaligned.h | File | 1.7 KB | 0644 |
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unwinder.h | File | 557 B | 0644 |
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