384328c6bc
mckernel/lib/include/*.h mckernel/arch/x86/elfboot/* mckernel/arch/x86/kboot/main.c mckernel/arch/x86/kernel/* mckernel/lib/page_alloc.c mckernel/lib/string.c mckernel/lib/include/ihk/* except mckernel/arch/x86/kernel/include/signal.h mckernel/arch/x86/tools/mcreboot-attached-mic.sh.in mckernel/arch/x86/kernel/include/syscall_list.h mckernel/arch/x86/kernel/syscall.c .
38 lines
1.0 KiB
C
38 lines
1.0 KiB
C
/**
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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 belonging to 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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#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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typedef struct x86_regs ihk_mc_user_context_t;
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#define ihk_mc_syscall_arg0(uc) (uc)->rdi
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#define ihk_mc_syscall_arg1(uc) (uc)->rsi
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#define ihk_mc_syscall_arg2(uc) (uc)->rdx
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#define ihk_mc_syscall_arg3(uc) (uc)->r10
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#define ihk_mc_syscall_arg4(uc) (uc)->r8
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#define ihk_mc_syscall_arg5(uc) (uc)->r9
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#define ihk_mc_syscall_ret(uc) (uc)->rax
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#define ihk_mc_syscall_pc(uc) (uc)->rip
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#define ihk_mc_syscall_sp(uc) (uc)->rsp
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#endif
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