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