| /* SPDX-License-Identifier: GPL-2.0 */ |
| #ifndef _ASMAXP_PTRACE_H |
| #define _ASMAXP_PTRACE_H |
| |
| #include <uapi/asm/ptrace.h> |
| |
| |
| #define arch_has_single_step() (1) |
| #define user_mode(regs) (((regs)->ps & 8) != 0) |
| #define instruction_pointer(regs) ((regs)->pc) |
| #define profile_pc(regs) instruction_pointer(regs) |
| #define current_user_stack_pointer() rdusp() |
| |
| #define task_pt_regs(task) \ |
| ((struct pt_regs *) (task_stack_page(task) + 2*PAGE_SIZE) - 1) |
| |
| #define current_pt_regs() \ |
| ((struct pt_regs *) ((char *)current_thread_info() + 2*PAGE_SIZE) - 1) |
| #define signal_pt_regs current_pt_regs |
| |
| #define force_successful_syscall_return() (current_pt_regs()->r0 = 0) |
| |
| static inline unsigned long regs_return_value(struct pt_regs *regs) |
| { |
| return regs->r0; |
| } |
| |
| #endif |
