1b2441318SGreg Kroah-Hartman /* SPDX-License-Identifier: GPL-2.0 */ 2deae26bfSKyle McMartin /* written by Philipp Rumpf, Copyright (C) 1999 SuSE GmbH Nuernberg 3deae26bfSKyle McMartin ** Copyright (C) 2000 Grant Grundler, Hewlett-Packard 4deae26bfSKyle McMartin */ 570c1674fSDavid Howells #ifndef _PARISC_PTRACE_H 670c1674fSDavid Howells #define _PARISC_PTRACE_H 7deae26bfSKyle McMartin 870c1674fSDavid Howells #include <uapi/asm/ptrace.h> 9deae26bfSKyle McMartin 10deae26bfSKyle McMartin 11deae26bfSKyle McMartin #define task_regs(task) ((struct pt_regs *) ((char *)(task) + TASK_REGS)) 12deae26bfSKyle McMartin 1381e192d6SHelge Deller #define arch_has_single_step() 1 1481e192d6SHelge Deller #define arch_has_block_step() 1 1581e192d6SHelge Deller 16deae26bfSKyle McMartin /* XXX should we use iaoq[1] or iaoq[0] ? */ 17deae26bfSKyle McMartin #define user_mode(regs) (((regs)->iaoq[0] & 3) ? 1 : 0) 18deae26bfSKyle McMartin #define user_space(regs) (((regs)->iasq[1] != 0) ? 1 : 0) 19deae26bfSKyle McMartin #define instruction_pointer(regs) ((regs)->iaoq[0] & ~3) 2040e03b68SKyle McMartin #define user_stack_pointer(regs) ((regs)->gr[30]) 21deae26bfSKyle McMartin unsigned long profile_pc(struct pt_regs *); 2240e03b68SKyle McMartin 23527973c8SHelge Deller static inline unsigned long regs_return_value(struct pt_regs *regs) 24527973c8SHelge Deller { 2545efd871SSven Schnelle return regs->gr[28]; 26527973c8SHelge Deller } 2740e03b68SKyle McMartin 2875ebedf1SHelge Deller static inline void instruction_pointer_set(struct pt_regs *regs, 2975ebedf1SHelge Deller unsigned long val) 3075ebedf1SHelge Deller { 3175ebedf1SHelge Deller regs->iaoq[0] = val; 32*f324fa58SSven Schnelle regs->iaoq[1] = val + 4; 3375ebedf1SHelge Deller } 3475ebedf1SHelge Deller 3575ebedf1SHelge Deller /* Query offset/name of register from its name/offset */ 3675ebedf1SHelge Deller extern int regs_query_register_offset(const char *name); 3775ebedf1SHelge Deller extern const char *regs_query_register_name(unsigned int offset); 3875ebedf1SHelge Deller #define MAX_REG_OFFSET (offsetof(struct pt_regs, ipsw)) 3975ebedf1SHelge Deller 40deae26bfSKyle McMartin #endif 41