mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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7f9ea6b799
This patch corrects the SPDX License Identifier style in the nds32 Hardware Architecture related files. Suggested-by: Joe Perches <joe@perches.com> Signed-off-by: Nishad Kamdar <nishadkamdar@gmail.com> Acked-by: Greentime Hu <greentime@andestech.com> Signed-off-by: Greentime Hu <greentime@andestech.com>
78 lines
1.6 KiB
C
78 lines
1.6 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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// Copyright (C) 2005-2017 Andes Technology Corporation
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#ifndef __ASM_NDS32_PTRACE_H
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#define __ASM_NDS32_PTRACE_H
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#include <uapi/asm/ptrace.h>
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/*
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* If pt_regs.syscallno == NO_SYSCALL, then the thread is not executing
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* a syscall -- i.e., its most recent entry into the kernel from
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* userspace was not via syscall, or otherwise a tracer cancelled the
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* syscall.
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*
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* This must have the value -1, for ABI compatibility with ptrace etc.
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*/
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#define NO_SYSCALL (-1)
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#ifndef __ASSEMBLY__
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#include <linux/types.h>
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struct pt_regs {
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union {
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struct user_pt_regs user_regs;
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struct {
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long uregs[26];
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long fp;
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long gp;
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long lp;
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long sp;
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long ipc;
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#if defined(CONFIG_HWZOL)
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long lb;
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long le;
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long lc;
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#else
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long dummy[3];
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#endif
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long syscallno;
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};
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};
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long orig_r0;
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long ir0;
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long ipsw;
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long pipsw;
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long pipc;
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long pp0;
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long pp1;
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long fucop_ctl;
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long osp;
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};
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static inline bool in_syscall(struct pt_regs const *regs)
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{
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return regs->syscallno != NO_SYSCALL;
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}
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static inline void forget_syscall(struct pt_regs *regs)
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{
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regs->syscallno = NO_SYSCALL;
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}
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static inline unsigned long regs_return_value(struct pt_regs *regs)
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{
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return regs->uregs[0];
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}
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extern void show_regs(struct pt_regs *);
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/* Avoid circular header include via sched.h */
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struct task_struct;
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#define arch_has_single_step() (1)
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#define user_mode(regs) (((regs)->ipsw & PSW_mskPOM) == 0)
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#define interrupts_enabled(regs) (!!((regs)->ipsw & PSW_mskGIE))
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#define user_stack_pointer(regs) ((regs)->sp)
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#define instruction_pointer(regs) ((regs)->ipc)
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#define profile_pc(regs) instruction_pointer(regs)
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#endif /* __ASSEMBLY__ */
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#endif
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