arch: x86 -> x86_64 and build system changes
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Hannes Weisbach
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51982de36b
commit
43ecf06e83
57
arch/x86_64/kernel/include/ihk/context.h
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57
arch/x86_64/kernel/include/ihk/context.h
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/**
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* \file context.h
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* License details are found in the file LICENSE.
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* \brief
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* Define types of registers consisting of context.
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* Define macros to retrieve arguments of system call.
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* \author Taku Shimosawa <shimosawa@is.s.u-tokyo.ac.jp> \par
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* Copyright (C) 2011 - 2012 Taku Shimosawa
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*/
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/*
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* HISTORY
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*/
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#ifndef __HEADER_X86_COMMON_CONTEXT_H
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#define __HEADER_X86_COMMON_CONTEXT_H
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#include <registers.h>
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struct x86_kregs {
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unsigned long rsp, rbp, rbx, rsi, rdi, r12, r13, r14, r15, rflags;
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unsigned long rsp0;
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};
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typedef struct x86_kregs ihk_mc_kernel_context_t;
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/* XXX: User context should contain floating point registers */
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struct x86_user_context {
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struct x86_sregs sr;
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/* 16-byte boundary here */
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uint8_t is_gpr_valid;
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uint8_t is_sr_valid;
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uint8_t spare_flags6;
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uint8_t spare_flags5;
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uint8_t spare_flags4;
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uint8_t spare_flags3;
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uint8_t spare_flags2;
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uint8_t spare_flags1;
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struct x86_basic_regs gpr; /* must be last */
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/* 16-byte boundary here */
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};
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typedef struct x86_user_context ihk_mc_user_context_t;
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#define ihk_mc_syscall_arg0(uc) (uc)->gpr.rdi
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#define ihk_mc_syscall_arg1(uc) (uc)->gpr.rsi
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#define ihk_mc_syscall_arg2(uc) (uc)->gpr.rdx
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#define ihk_mc_syscall_arg3(uc) (uc)->gpr.r10
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#define ihk_mc_syscall_arg4(uc) (uc)->gpr.r8
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#define ihk_mc_syscall_arg5(uc) (uc)->gpr.r9
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#define ihk_mc_syscall_ret(uc) (uc)->gpr.rax
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#define ihk_mc_syscall_number(uc) (uc)->gpr.orig_rax
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#define ihk_mc_syscall_pc(uc) (uc)->gpr.rip
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#define ihk_mc_syscall_sp(uc) (uc)->gpr.rsp
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#endif
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