diff options
Diffstat (limited to 'bsd-user/i386')
| -rw-r--r-- | bsd-user/i386/signal.c | 55 | ||||
| -rw-r--r-- | bsd-user/i386/target_arch_signal.h | 95 |
2 files changed, 102 insertions, 48 deletions
diff --git a/bsd-user/i386/signal.c b/bsd-user/i386/signal.c new file mode 100644 index 0000000000..2939d32400 --- /dev/null +++ b/bsd-user/i386/signal.c @@ -0,0 +1,55 @@ +/* + * i386 dependent signal definitions + * + * Copyright (c) 2013 Stacey D. Son + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see <http://www.gnu.org/licenses/>. + */ + +#include "qemu.h" + +/* + * Compare to i386/i386/machdep.c sendsig() + * Assumes that target stack frame memory is locked. + */ +abi_long set_sigtramp_args(CPUX86State *env, int sig, + struct target_sigframe *frame, + abi_ulong frame_addr, + struct target_sigaction *ka) +{ + /* XXX return -TARGET_EOPNOTSUPP; */ + return 0; +} + +/* Compare to i386/i386/machdep.c get_mcontext() */ +abi_long get_mcontext(CPUX86State *regs, target_mcontext_t *mcp, int flags) +{ + /* XXX */ + return -TARGET_EOPNOTSUPP; +} + +/* Compare to i386/i386/machdep.c set_mcontext() */ +abi_long set_mcontext(CPUX86State *regs, target_mcontext_t *mcp, int srflag) +{ + /* XXX */ + return -TARGET_EOPNOTSUPP; +} + +abi_long get_ucontext_sigreturn(CPUX86State *regs, abi_ulong target_sf, + abi_ulong *target_uc) +{ + /* XXX */ + *target_uc = 0; + return -TARGET_EOPNOTSUPP; +} diff --git a/bsd-user/i386/target_arch_signal.h b/bsd-user/i386/target_arch_signal.h index a90750d602..279dadc22c 100644 --- a/bsd-user/i386/target_arch_signal.h +++ b/bsd-user/i386/target_arch_signal.h @@ -27,21 +27,56 @@ #define TARGET_MINSIGSTKSZ (512 * 4) /* min sig stack size */ #define TARGET_SIGSTKSZ (MINSIGSTKSZ + 32768) /* recommended size */ -struct target_sigcontext { - /* to be added */ -}; - typedef struct target_mcontext { + abi_ulong mc_onstack; /* XXX - sigcontext compat. */ + abi_ulong mc_gs; /* machine state (struct trapframe) */ + abi_ulong mc_fs; + abi_ulong mc_es; + abi_ulong mc_ds; + abi_ulong mc_edi; + abi_ulong mc_esi; + abi_ulong mc_ebp; + abi_ulong mc_isp; + abi_ulong mc_ebx; + abi_ulong mc_edx; + abi_ulong mc_ecx; + abi_ulong mc_eax; + abi_ulong mc_trapno; + abi_ulong mc_err; + abi_ulong mc_eip; + abi_ulong mc_cs; + abi_ulong mc_eflags; + abi_ulong mc_esp; + abi_ulong mc_ss; + + int32_t mc_len; /* sizeof(mcontext_t) */ +#define _MC_FPFMT_NODEV 0x10000 /* device not present or configured */ +#define _MC_FPFMT_387 0x10001 +#define _MC_FPFMT_XMM 0x10002 + int32_t mc_fpformat; +#define _MC_FPOWNED_NONE 0x20000 /* FP state not used */ +#define _MC_FPOWNED_FPU 0x20001 /* FP state came from FPU */ +#define _MC_FPOWNED_PCB 0x20002 /* FP state came from PCB */ + int32_t mc_ownedfp; + abi_ulong mc_flags; + /* + * See <machine/npx.h> for the internals of mc_fpstate[]. + */ + int32_t mc_fpstate[128] __aligned(16); + + abi_ulong mc_fsbase; + abi_ulong mc_gsbase; + + abi_ulong mc_xfpustate; + abi_ulong mc_xfpustate_len; + + int32_t mc_spare2[4]; } target_mcontext_t; -typedef struct target_ucontext { - target_sigset_t uc_sigmask; - target_mcontext_t uc_mcontext; - abi_ulong uc_link; - target_stack_t uc_stack; - int32_t uc_flags; - int32_t __spare__[4]; -} target_ucontext_t; +#define TARGET_MCONTEXT_SIZE 640 +#define TARGET_UCONTEXT_SIZE 704 + +#include "target_os_ucontext.h" struct target_sigframe { abi_ulong sf_signum; @@ -53,40 +88,4 @@ struct target_sigframe { uint32_t __spare__[2]; }; -/* - * Compare to i386/i386/machdep.c sendsig() - * Assumes that target stack frame memory is locked. - */ -static inline abi_long set_sigtramp_args(CPUX86State *regs, - int sig, struct target_sigframe *frame, abi_ulong frame_addr, - struct target_sigaction *ka) -{ - /* XXX return -TARGET_EOPNOTSUPP; */ - return 0; -} - -/* Compare to i386/i386/machdep.c get_mcontext() */ -static inline abi_long get_mcontext(CPUX86State *regs, - target_mcontext_t *mcp, int flags) -{ - /* XXX */ - return -TARGET_EOPNOTSUPP; -} - -/* Compare to i386/i386/machdep.c set_mcontext() */ -static inline abi_long set_mcontext(CPUX86State *regs, - target_mcontext_t *mcp, int srflag) -{ - /* XXX */ - return -TARGET_EOPNOTSUPP; -} - -static inline abi_long get_ucontext_sigreturn(CPUX86State *regs, - abi_ulong target_sf, abi_ulong *target_uc) -{ - /* XXX */ - *target_uc = 0; - return -TARGET_EOPNOTSUPP; -} - #endif /* TARGET_ARCH_SIGNAL_H */ |