| /* SPDX-License-Identifier: GPL-2.0 */ |
| /* written by Philipp Rumpf, Copyright (C) 1999 SuSE GmbH Nuernberg |
| ** Copyright (C) 2000 Grant Grundler, Hewlett-Packard |
| */ |
| #ifndef _PARISC_PTRACE_H |
| #define _PARISC_PTRACE_H |
| |
| #include <uapi/asm/ptrace.h> |
| |
| |
| #define task_regs(task) ((struct pt_regs *) ((char *)(task) + TASK_REGS)) |
| |
| #define arch_has_single_step() 1 |
| #define arch_has_block_step() 1 |
| |
| /* XXX should we use iaoq[1] or iaoq[0] ? */ |
| #define user_mode(regs) (((regs)->iaoq[0] & 3) ? 1 : 0) |
| #define user_space(regs) (((regs)->iasq[1] != 0) ? 1 : 0) |
| #define instruction_pointer(regs) ((regs)->iaoq[0] & ~3) |
| #define user_stack_pointer(regs) ((regs)->gr[30]) |
| unsigned long profile_pc(struct pt_regs *); |
| |
| static inline unsigned long regs_return_value(struct pt_regs *regs) |
| { |
| return regs->gr[28]; |
| } |
| |
| static inline void instruction_pointer_set(struct pt_regs *regs, |
| unsigned long val) |
| { |
| regs->iaoq[0] = val; |
| regs->iaoq[1] = val + 4; |
| } |
| |
| /* Query offset/name of register from its name/offset */ |
| extern int regs_query_register_offset(const char *name); |
| extern const char *regs_query_register_name(unsigned int offset); |
| #define MAX_REG_OFFSET (offsetof(struct pt_regs, ipsw)) |
| |
| #endif |
