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/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __SYSDEP_X86_PTRACE_H
#define __SYSDEP_X86_PTRACE_H
#include <generated/user_constants.h>
#include <sysdep/faultinfo.h>
#define MAX_REG_OFFSET (UM_FRAME_SIZE)
#define MAX_REG_NR ((MAX_REG_OFFSET) / sizeof(unsigned long))
#define REGS_IP(r) ((r)[HOST_IP])
#define REGS_SP(r) ((r)[HOST_SP])
#define REGS_EFLAGS(r) ((r)[HOST_EFLAGS])
#define REGS_AX(r) ((r)[HOST_AX])
#define REGS_BX(r) ((r)[HOST_BX])
#define REGS_CX(r) ((r)[HOST_CX])
#define REGS_DX(r) ((r)[HOST_DX])
#define REGS_SI(r) ((r)[HOST_SI])
#define REGS_DI(r) ((r)[HOST_DI])
#define REGS_BP(r) ((r)[HOST_BP])
#define REGS_CS(r) ((r)[HOST_CS])
#define REGS_SS(r) ((r)[HOST_SS])
#define REGS_DS(r) ((r)[HOST_DS])
#define REGS_ES(r) ((r)[HOST_ES])
#define UPT_IP(r) REGS_IP((r)->gp)
#define UPT_SP(r) REGS_SP((r)->gp)
#define UPT_EFLAGS(r) REGS_EFLAGS((r)->gp)
#define UPT_AX(r) REGS_AX((r)->gp)
#define UPT_BX(r) REGS_BX((r)->gp)
#define UPT_CX(r) REGS_CX((r)->gp)
#define UPT_DX(r) REGS_DX((r)->gp)
#define UPT_SI(r) REGS_SI((r)->gp)
#define UPT_DI(r) REGS_DI((r)->gp)
#define UPT_BP(r) REGS_BP((r)->gp)
#define UPT_CS(r) REGS_CS((r)->gp)
#define UPT_SS(r) REGS_SS((r)->gp)
#define UPT_DS(r) REGS_DS((r)->gp)
#define UPT_ES(r) REGS_ES((r)->gp)
#ifdef __i386__
#include "ptrace_32.h"
#else
#include "ptrace_64.h"
#endif
struct syscall_args {
unsigned long args[6];
};
#define SYSCALL_ARGS(r) ((struct syscall_args) \
{ .args = { UPT_SYSCALL_ARG1(r), \
UPT_SYSCALL_ARG2(r), \
UPT_SYSCALL_ARG3(r), \
UPT_SYSCALL_ARG4(r), \
UPT_SYSCALL_ARG5(r), \
UPT_SYSCALL_ARG6(r) } } )
struct uml_pt_regs {
unsigned long gp[MAX_REG_NR];
unsigned long fp[MAX_FP_NR];
struct faultinfo faultinfo;
long syscall;
int is_user;
};
#define EMPTY_UML_PT_REGS { }
#define UPT_SYSCALL_NR(r) ((r)->syscall)
#define UPT_FAULTINFO(r) (&(r)->faultinfo)
#define UPT_IS_USER(r) ((r)->is_user)
extern int user_context(unsigned long sp);
#endif /* __SYSDEP_X86_PTRACE_H */
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