linux_dsm_epyc7002/arch/riscv/include/asm/ptrace.h
Thomas Gleixner 50acfb2b76 treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 286
Based on 1 normalized pattern(s):

  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 version 2 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

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-only

has been chosen to replace the boilerplate/reference in 97 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Allison Randal <allison@lohutok.net>
Reviewed-by: Alexios Zavras <alexios.zavras@intel.com>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190529141901.025053186@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-06-05 17:36:37 +02:00

107 lines
2.1 KiB
C

/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (C) 2012 Regents of the University of California
*/
#ifndef _ASM_RISCV_PTRACE_H
#define _ASM_RISCV_PTRACE_H
#include <uapi/asm/ptrace.h>
#include <asm/csr.h>
#ifndef __ASSEMBLY__
struct pt_regs {
unsigned long sepc;
unsigned long ra;
unsigned long sp;
unsigned long gp;
unsigned long tp;
unsigned long t0;
unsigned long t1;
unsigned long t2;
unsigned long s0;
unsigned long s1;
unsigned long a0;
unsigned long a1;
unsigned long a2;
unsigned long a3;
unsigned long a4;
unsigned long a5;
unsigned long a6;
unsigned long a7;
unsigned long s2;
unsigned long s3;
unsigned long s4;
unsigned long s5;
unsigned long s6;
unsigned long s7;
unsigned long s8;
unsigned long s9;
unsigned long s10;
unsigned long s11;
unsigned long t3;
unsigned long t4;
unsigned long t5;
unsigned long t6;
/* Supervisor CSRs */
unsigned long sstatus;
unsigned long sbadaddr;
unsigned long scause;
/* a0 value before the syscall */
unsigned long orig_a0;
};
#ifdef CONFIG_64BIT
#define REG_FMT "%016lx"
#else
#define REG_FMT "%08lx"
#endif
#define user_mode(regs) (((regs)->sstatus & SR_SPP) == 0)
/* Helpers for working with the instruction pointer */
static inline unsigned long instruction_pointer(struct pt_regs *regs)
{
return regs->sepc;
}
static inline void instruction_pointer_set(struct pt_regs *regs,
unsigned long val)
{
regs->sepc = val;
}
#define profile_pc(regs) instruction_pointer(regs)
/* Helpers for working with the user stack pointer */
static inline unsigned long user_stack_pointer(struct pt_regs *regs)
{
return regs->sp;
}
static inline void user_stack_pointer_set(struct pt_regs *regs,
unsigned long val)
{
regs->sp = val;
}
/* Helpers for working with the frame pointer */
static inline unsigned long frame_pointer(struct pt_regs *regs)
{
return regs->s0;
}
static inline void frame_pointer_set(struct pt_regs *regs,
unsigned long val)
{
regs->s0 = val;
}
static inline unsigned long regs_return_value(struct pt_regs *regs)
{
return regs->a0;
}
#endif /* __ASSEMBLY__ */
#endif /* _ASM_RISCV_PTRACE_H */