They are for target features within qemu which independent from outside. Signed-off-by: Chen Gang <gang.chen.5...@gmail.com> --- linux-user/tilegx/target_cpu.h | 35 +++++++++++++++++++++++++++ linux-user/tilegx/target_signal.h | 28 ++++++++++++++++++++++ linux-user/tilegx/target_structs.h | 48 ++++++++++++++++++++++++++++++++++++++ 3 files changed, 111 insertions(+) create mode 100644 linux-user/tilegx/target_cpu.h create mode 100644 linux-user/tilegx/target_signal.h create mode 100644 linux-user/tilegx/target_structs.h
diff --git a/linux-user/tilegx/target_cpu.h b/linux-user/tilegx/target_cpu.h new file mode 100644 index 0000000..93329fc --- /dev/null +++ b/linux-user/tilegx/target_cpu.h @@ -0,0 +1,35 @@ +/* + * Tilegx specific CPU ABI and functions for linux-user + * + * Copyright (c) 2015 Chen Gang + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library 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 Lesser General Public + * License along with this library; if not, see <http://www.gnu.org/licenses/>. + */ +#ifndef TARGET_CPU_H +#define TARGET_CPU_H + +static inline void cpu_clone_regs(CPUTLState *env, target_ulong newsp) +{ + if (newsp) { + env->regs[TILEGX_R_SP] = newsp; + } + env->regs[TILEGX_R_RE] = 0; +} + +static inline void cpu_set_tls(CPUTLState *env, target_ulong newtls) +{ + env->regs[TILEGX_R_TP] = newtls; +} + +#endif diff --git a/linux-user/tilegx/target_signal.h b/linux-user/tilegx/target_signal.h new file mode 100644 index 0000000..8c7b02a --- /dev/null +++ b/linux-user/tilegx/target_signal.h @@ -0,0 +1,28 @@ +#ifndef TARGET_SIGNAL_H +#define TARGET_SIGNAL_H + +#include "cpu.h" + +/* this struct defines a stack used during syscall handling */ + +typedef struct target_sigaltstack { + abi_ulong ss_sp; + abi_ulong ss_size; + abi_long ss_flags; +} target_stack_t; + +/* + * sigaltstack controls + */ +#define TARGET_SS_ONSTACK 1 +#define TARGET_SS_DISABLE 2 + +#define TARGET_MINSIGSTKSZ 2048 +#define TARGET_SIGSTKSZ 8192 + +static inline abi_ulong get_sp_from_cpustate(CPUTLState *state) +{ + return state->regs[TILEGX_R_SP]; +} + +#endif /* TARGET_SIGNAL_H */ diff --git a/linux-user/tilegx/target_structs.h b/linux-user/tilegx/target_structs.h new file mode 100644 index 0000000..6ed6741 --- /dev/null +++ b/linux-user/tilegx/target_structs.h @@ -0,0 +1,48 @@ +/* + * Tilegx specific structures for linux-user + * + * Copyright (c) 2015 Chen Gang + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library 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 + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, see <http://www.gnu.org/licenses/>. + */ +#ifndef TARGET_STRUCTS_H +#define TARGET_STRUCTS_H + +struct target_ipc_perm { + abi_int __key; /* Key. */ + abi_uint uid; /* Owner's user ID. */ + abi_uint gid; /* Owner's group ID. */ + abi_uint cuid; /* Creator's user ID. */ + abi_uint cgid; /* Creator's group ID. */ + abi_uint mode; /* Read/write permission. */ + abi_ushort __seq; /* Sequence number. */ + abi_ushort __pad2; + abi_ulong __unused1; + abi_ulong __unused2; +}; + +struct target_shmid_ds { + struct target_ipc_perm shm_perm; /* operation permission struct */ + abi_long shm_segsz; /* size of segment in bytes */ + abi_ulong shm_atime; /* time of last shmat() */ + abi_ulong shm_dtime; /* time of last shmdt() */ + abi_ulong shm_ctime; /* time of last change by shmctl() */ + abi_int shm_cpid; /* pid of creator */ + abi_int shm_lpid; /* pid of last shmop */ + abi_ulong shm_nattch; /* number of current attaches */ + abi_ulong __unused4; + abi_ulong __unused5; +}; + +#endif -- 1.9.3
