mirror of
https://mirrors.bfsu.edu.cn/git/linux.git
synced 2024-11-20 02:34:23 +08:00
1125203c13
Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Palmer Dabbelt <palmer@sifive.com>
119 lines
2.7 KiB
C
119 lines
2.7 KiB
C
/*
|
|
* Copyright (C) 2012 Regents of the University of California
|
|
*
|
|
* 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.
|
|
*/
|
|
|
|
#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 */
|
|
#define GET_IP(regs) ((regs)->sepc)
|
|
#define SET_IP(regs, val) (GET_IP(regs) = (val))
|
|
|
|
static inline unsigned long instruction_pointer(struct pt_regs *regs)
|
|
{
|
|
return GET_IP(regs);
|
|
}
|
|
static inline void instruction_pointer_set(struct pt_regs *regs,
|
|
unsigned long val)
|
|
{
|
|
SET_IP(regs, val);
|
|
}
|
|
|
|
#define profile_pc(regs) instruction_pointer(regs)
|
|
|
|
/* Helpers for working with the user stack pointer */
|
|
#define GET_USP(regs) ((regs)->sp)
|
|
#define SET_USP(regs, val) (GET_USP(regs) = (val))
|
|
|
|
static inline unsigned long user_stack_pointer(struct pt_regs *regs)
|
|
{
|
|
return GET_USP(regs);
|
|
}
|
|
static inline void user_stack_pointer_set(struct pt_regs *regs,
|
|
unsigned long val)
|
|
{
|
|
SET_USP(regs, val);
|
|
}
|
|
|
|
/* Helpers for working with the frame pointer */
|
|
#define GET_FP(regs) ((regs)->s0)
|
|
#define SET_FP(regs, val) (GET_FP(regs) = (val))
|
|
|
|
static inline unsigned long frame_pointer(struct pt_regs *regs)
|
|
{
|
|
return GET_FP(regs);
|
|
}
|
|
static inline void frame_pointer_set(struct pt_regs *regs,
|
|
unsigned long val)
|
|
{
|
|
SET_FP(regs, val);
|
|
}
|
|
|
|
#endif /* __ASSEMBLY__ */
|
|
|
|
#endif /* _ASM_RISCV_PTRACE_H */
|