|
|
|
|
/*
|
|
|
|
|
* Copyright (c) 2017 Microsemi Corporation.
|
|
|
|
|
* Copyright (c) 2017 Padmarao Begari <Padmarao.Begari@microsemi.com>
|
|
|
|
|
*
|
|
|
|
|
* This program is free software; you can redistribute it and/or modify
|
|
|
|
|
* it under the terms of the GNU General Public License version 2 as
|
|
|
|
|
* published by the Free Software Foundation.
|
|
|
|
|
*/
|
|
|
|
|
#ifndef __ASM_RISCV_PTRACE_H
|
|
|
|
|
#define __ASM_RISCV_PTRACE_H
|
|
|
|
|
|
|
|
|
|
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;
|
|
|
|
|
};
|
|
|
|
|
|
|
|
|
|
#ifdef CONFIG_64BIT
|
|
|
|
|
#define REG_FMT "%016lx"
|
|
|
|
|
#else
|
|
|
|
|
#define REG_FMT "%08lx"
|
|
|
|
|
#endif
|
|
|
|
|
|
|
|
|
|
#define user_mode(regs) (((regs)->sstatus & SR_PS) == 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, ulong 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, ulong 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, ulong val)
|
|
|
|
|
{
|
|
|
|
|
SET_FP(regs, val);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
#endif /* __ASM_RISCV_PTRACE_H */
|
