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248 lines
8.9 KiB
248 lines
8.9 KiB
/*
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* Copyright 2003 PathScale, Inc.
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*
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* Licensed under the GPL
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*/
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#ifndef __SYSDEP_X86_64_PTRACE_H
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#define __SYSDEP_X86_64_PTRACE_H
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#include "uml-config.h"
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#include "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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#ifdef UML_CONFIG_MODE_TT
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#include "sysdep/sc.h"
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#endif
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#ifdef UML_CONFIG_MODE_SKAS
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#include "skas_ptregs.h"
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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_RBX(r) ((r)[HOST_RBX])
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#define REGS_RCX(r) ((r)[HOST_RCX])
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#define REGS_RDX(r) ((r)[HOST_RDX])
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#define REGS_RSI(r) ((r)[HOST_RSI])
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#define REGS_RDI(r) ((r)[HOST_RDI])
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#define REGS_RBP(r) ((r)[HOST_RBP])
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#define REGS_RAX(r) ((r)[HOST_RAX])
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#define REGS_R8(r) ((r)[HOST_R8])
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#define REGS_R9(r) ((r)[HOST_R9])
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#define REGS_R10(r) ((r)[HOST_R10])
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#define REGS_R11(r) ((r)[HOST_R11])
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#define REGS_R12(r) ((r)[HOST_R12])
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#define REGS_R13(r) ((r)[HOST_R13])
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#define REGS_R14(r) ((r)[HOST_R14])
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#define REGS_R15(r) ((r)[HOST_R15])
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#define REGS_CS(r) ((r)[HOST_CS])
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#define REGS_EFLAGS(r) ((r)[HOST_EFLAGS])
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#define REGS_SS(r) ((r)[HOST_SS])
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#define HOST_FS_BASE 21
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#define HOST_GS_BASE 22
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#define HOST_DS 23
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#define HOST_ES 24
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#define HOST_FS 25
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#define HOST_GS 26
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#define REGS_FS_BASE(r) ((r)[HOST_FS_BASE])
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#define REGS_GS_BASE(r) ((r)[HOST_GS_BASE])
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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 REGS_FS(r) ((r)[HOST_FS])
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#define REGS_GS(r) ((r)[HOST_GS])
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#define REGS_ORIG_RAX(r) ((r)[HOST_ORIG_RAX])
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#define REGS_SET_SYSCALL_RETURN(r, res) REGS_RAX(r) = (res)
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#define REGS_RESTART_SYSCALL(r) IP_RESTART_SYSCALL(REGS_IP(r))
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#define REGS_SEGV_IS_FIXABLE(r) SEGV_IS_FIXABLE((r)->trap_type)
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#define REGS_FAULT_ADDR(r) ((r)->fault_addr)
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#define REGS_FAULT_WRITE(r) FAULT_WRITE((r)->fault_type)
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#define REGS_TRAP(r) ((r)->trap_type)
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#define REGS_ERR(r) ((r)->fault_type)
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#endif
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#include "choose-mode.h"
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/* XXX */
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union uml_pt_regs {
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#ifdef UML_CONFIG_MODE_TT
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struct tt_regs {
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long syscall;
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unsigned long orig_rax;
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void *sc;
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struct faultinfo faultinfo;
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} tt;
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#endif
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#ifdef UML_CONFIG_MODE_SKAS
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struct skas_regs {
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/* XXX */
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unsigned long regs[27];
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unsigned long fp[65];
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struct faultinfo faultinfo;
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long syscall;
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int is_user;
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} skas;
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#endif
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};
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#define EMPTY_UML_PT_REGS { }
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/* XXX */
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extern int mode_tt;
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#define UPT_RBX(r) __CHOOSE_MODE(SC_RBX(UPT_SC(r)), REGS_RBX((r)->skas.regs))
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#define UPT_RCX(r) __CHOOSE_MODE(SC_RCX(UPT_SC(r)), REGS_RCX((r)->skas.regs))
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#define UPT_RDX(r) __CHOOSE_MODE(SC_RDX(UPT_SC(r)), REGS_RDX((r)->skas.regs))
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#define UPT_RSI(r) __CHOOSE_MODE(SC_RSI(UPT_SC(r)), REGS_RSI((r)->skas.regs))
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#define UPT_RDI(r) __CHOOSE_MODE(SC_RDI(UPT_SC(r)), REGS_RDI((r)->skas.regs))
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#define UPT_RBP(r) __CHOOSE_MODE(SC_RBP(UPT_SC(r)), REGS_RBP((r)->skas.regs))
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#define UPT_RAX(r) __CHOOSE_MODE(SC_RAX(UPT_SC(r)), REGS_RAX((r)->skas.regs))
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#define UPT_R8(r) __CHOOSE_MODE(SC_R8(UPT_SC(r)), REGS_R8((r)->skas.regs))
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#define UPT_R9(r) __CHOOSE_MODE(SC_R9(UPT_SC(r)), REGS_R9((r)->skas.regs))
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#define UPT_R10(r) __CHOOSE_MODE(SC_R10(UPT_SC(r)), REGS_R10((r)->skas.regs))
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#define UPT_R11(r) __CHOOSE_MODE(SC_R11(UPT_SC(r)), REGS_R11((r)->skas.regs))
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#define UPT_R12(r) __CHOOSE_MODE(SC_R12(UPT_SC(r)), REGS_R12((r)->skas.regs))
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#define UPT_R13(r) __CHOOSE_MODE(SC_R13(UPT_SC(r)), REGS_R13((r)->skas.regs))
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#define UPT_R14(r) __CHOOSE_MODE(SC_R14(UPT_SC(r)), REGS_R14((r)->skas.regs))
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#define UPT_R15(r) __CHOOSE_MODE(SC_R15(UPT_SC(r)), REGS_R15((r)->skas.regs))
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#define UPT_CS(r) __CHOOSE_MODE(SC_CS(UPT_SC(r)), REGS_CS((r)->skas.regs))
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#define UPT_FS(r) __CHOOSE_MODE(SC_FS(UPT_SC(r)), REGS_FS((r)->skas.regs))
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#define UPT_GS(r) __CHOOSE_MODE(SC_GS(UPT_SC(r)), REGS_GS((r)->skas.regs))
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#define UPT_DS(r) __CHOOSE_MODE(SC_DS(UPT_SC(r)), REGS_DS((r)->skas.regs))
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#define UPT_ES(r) __CHOOSE_MODE(SC_ES(UPT_SC(r)), REGS_ES((r)->skas.regs))
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#define UPT_CS(r) __CHOOSE_MODE(SC_CS(UPT_SC(r)), REGS_CS((r)->skas.regs))
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#define UPT_ORIG_RAX(r) \
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__CHOOSE_MODE((r)->tt.orig_rax, REGS_ORIG_RAX((r)->skas.regs))
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#define UPT_IP(r) __CHOOSE_MODE(SC_IP(UPT_SC(r)), REGS_IP((r)->skas.regs))
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#define UPT_SP(r) __CHOOSE_MODE(SC_SP(UPT_SC(r)), REGS_SP((r)->skas.regs))
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#define UPT_EFLAGS(r) \
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__CHOOSE_MODE(SC_EFLAGS(UPT_SC(r)), REGS_EFLAGS((r)->skas.regs))
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#define UPT_SC(r) ((r)->tt.sc)
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#define UPT_SYSCALL_NR(r) __CHOOSE_MODE((r)->tt.syscall, (r)->skas.syscall)
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#define UPT_SYSCALL_RET(r) UPT_RAX(r)
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extern int user_context(unsigned long sp);
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#define UPT_IS_USER(r) \
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CHOOSE_MODE(user_context(UPT_SP(r)), (r)->skas.is_user)
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#define UPT_SYSCALL_ARG1(r) UPT_RDI(r)
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#define UPT_SYSCALL_ARG2(r) UPT_RSI(r)
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#define UPT_SYSCALL_ARG3(r) UPT_RDX(r)
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#define UPT_SYSCALL_ARG4(r) UPT_R10(r)
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#define UPT_SYSCALL_ARG5(r) UPT_R8(r)
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#define UPT_SYSCALL_ARG6(r) UPT_R9(r)
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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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#define UPT_REG(regs, reg) \
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({ unsigned long val; \
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switch(reg){ \
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case R8: val = UPT_R8(regs); break; \
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case R9: val = UPT_R9(regs); break; \
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case R10: val = UPT_R10(regs); break; \
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case R11: val = UPT_R11(regs); break; \
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case R12: val = UPT_R12(regs); break; \
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case R13: val = UPT_R13(regs); break; \
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case R14: val = UPT_R14(regs); break; \
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case R15: val = UPT_R15(regs); break; \
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case RIP: val = UPT_IP(regs); break; \
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case RSP: val = UPT_SP(regs); break; \
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case RAX: val = UPT_RAX(regs); break; \
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case RBX: val = UPT_RBX(regs); break; \
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case RCX: val = UPT_RCX(regs); break; \
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case RDX: val = UPT_RDX(regs); break; \
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case RSI: val = UPT_RSI(regs); break; \
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case RDI: val = UPT_RDI(regs); break; \
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case RBP: val = UPT_RBP(regs); break; \
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case ORIG_RAX: val = UPT_ORIG_RAX(regs); break; \
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case CS: val = UPT_CS(regs); break; \
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case DS: val = UPT_DS(regs); break; \
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case ES: val = UPT_ES(regs); break; \
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case FS: val = UPT_FS(regs); break; \
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case GS: val = UPT_GS(regs); break; \
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case EFLAGS: val = UPT_EFLAGS(regs); break; \
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default : \
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panic("Bad register in UPT_REG : %d\n", reg); \
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val = -1; \
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} \
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val; \
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})
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#define UPT_SET(regs, reg, val) \
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({ unsigned long __upt_val = val; \
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switch(reg){ \
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case R8: UPT_R8(regs) = __upt_val; break; \
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case R9: UPT_R9(regs) = __upt_val; break; \
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case R10: UPT_R10(regs) = __upt_val; break; \
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case R11: UPT_R11(regs) = __upt_val; break; \
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case R12: UPT_R12(regs) = __upt_val; break; \
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case R13: UPT_R13(regs) = __upt_val; break; \
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case R14: UPT_R14(regs) = __upt_val; break; \
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case R15: UPT_R15(regs) = __upt_val; break; \
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case RIP: UPT_IP(regs) = __upt_val; break; \
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case RSP: UPT_SP(regs) = __upt_val; break; \
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case RAX: UPT_RAX(regs) = __upt_val; break; \
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case RBX: UPT_RBX(regs) = __upt_val; break; \
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case RCX: UPT_RCX(regs) = __upt_val; break; \
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case RDX: UPT_RDX(regs) = __upt_val; break; \
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case RSI: UPT_RSI(regs) = __upt_val; break; \
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case RDI: UPT_RDI(regs) = __upt_val; break; \
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case RBP: UPT_RBP(regs) = __upt_val; break; \
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case ORIG_RAX: UPT_ORIG_RAX(regs) = __upt_val; break; \
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case CS: UPT_CS(regs) = __upt_val; break; \
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case DS: UPT_DS(regs) = __upt_val; break; \
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case ES: UPT_ES(regs) = __upt_val; break; \
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case FS: UPT_FS(regs) = __upt_val; break; \
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case GS: UPT_GS(regs) = __upt_val; break; \
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case EFLAGS: UPT_EFLAGS(regs) = __upt_val; break; \
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default : \
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panic("Bad register in UPT_SET : %d\n", reg); \
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break; \
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} \
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val; \
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})
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#define UPT_SET_SYSCALL_RETURN(r, res) \
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CHOOSE_MODE(SC_SET_SYSCALL_RETURN(UPT_SC(r), (res)), \
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REGS_SET_SYSCALL_RETURN((r)->skas.regs, (res)))
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#define UPT_RESTART_SYSCALL(r) \
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CHOOSE_MODE(SC_RESTART_SYSCALL(UPT_SC(r)), \
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REGS_RESTART_SYSCALL((r)->skas.regs))
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#define UPT_SEGV_IS_FIXABLE(r) \
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CHOOSE_MODE(SC_SEGV_IS_FIXABLE(UPT_SC(r)), \
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REGS_SEGV_IS_FIXABLE(&r->skas))
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#define UPT_FAULTINFO(r) \
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CHOOSE_MODE((&(r)->tt.faultinfo), (&(r)->skas.faultinfo))
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#endif
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