mirror of https://gitee.com/openkylin/qemu.git
100 lines
3.1 KiB
C
100 lines
3.1 KiB
C
/*
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* x86_64 signal definitions
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*
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef _TARGET_ARCH_SIGNAL_H_
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#define _TARGET_ARCH_SIGNAL_H_
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#include "cpu.h"
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/* Size of the signal trampolin code placed on the stack. */
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#define TARGET_SZSIGCODE 0
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/* compare to x86/include/_limits.h */
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#define TARGET_MINSIGSTKSZ (512 * 4) /* min sig stack size */
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#define TARGET_SIGSTKSZ (MINSIGSTKSZ + 32768) /* recommended size */
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typedef struct target_mcontext {
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abi_ulong mc_onstack; /* XXX - sigcontext compat. */
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abi_ulong mc_rdi; /* machine state (struct trapframe) */
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abi_ulong mc_rsi;
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abi_ulong mc_rdx;
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abi_ulong mc_rcx;
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abi_ulong mc_r8;
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abi_ulong mc_r9;
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abi_ulong mc_rax;
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abi_ulong mc_rbx;
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abi_ulong mc_rbp;
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abi_ulong mc_r10;
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abi_ulong mc_r11;
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abi_ulong mc_r12;
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abi_ulong mc_r13;
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abi_ulong mc_r14;
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abi_ulong mc_r15;
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uint32_t mc_trapno;
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uint16_t mc_fs;
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uint16_t mc_gs;
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abi_ulong mc_addr;
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uint32_t mc_flags;
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uint16_t mc_es;
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uint16_t mc_ds;
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abi_ulong mc_err;
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abi_ulong mc_rip;
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abi_ulong mc_cs;
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abi_ulong mc_rflags;
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abi_ulong mc_rsp;
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abi_ulong mc_ss;
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abi_long mc_len; /* sizeof(mcontext_t) */
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#define _MC_FPFMT_NODEV 0x10000 /* device not present or configured */
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#define _MC_FPFMT_XMM 0x10002
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abi_long mc_fpformat;
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#define _MC_FPOWNED_NONE 0x20000 /* FP state not used */
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#define _MC_FPOWNED_FPU 0x20001 /* FP state came from FPU */
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#define _MC_FPOWNED_PCB 0x20002 /* FP state came from PCB */
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abi_long mc_ownedfp;
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/*
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* See <machine/fpu.h> for the internals of mc_fpstate[].
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*/
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abi_long mc_fpstate[64] __aligned(16);
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abi_ulong mc_fsbase;
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abi_ulong mc_gsbase;
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abi_ulong mc_xfpustate;
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abi_ulong mc_xfpustate_len;
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abi_long mc_spare[4];
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} target_mcontext_t;
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#define TARGET_MCONTEXT_SIZE 800
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#define TARGET_UCONTEXT_SIZE 880
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#include "target_os_ucontext.h"
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struct target_sigframe {
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abi_ulong sf_signum;
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abi_ulong sf_siginfo; /* code or pointer to sf_si */
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abi_ulong sf_ucontext; /* points to sf_uc */
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abi_ulong sf_addr; /* undocumented 4th arg */
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target_ucontext_t sf_uc; /* = *sf_uncontext */
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target_siginfo_t sf_si; /* = *sf_siginfo (SA_SIGINFO case)*/
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uint32_t __spare__[2];
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};
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#endif /* !TARGET_ARCH_SIGNAL_H_ */
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