From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:44042) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1YM11L-00054F-Qs for qemu-devel@nongnu.org; Thu, 12 Feb 2015 16:10:05 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1YM11I-0005MF-DB for qemu-devel@nongnu.org; Thu, 12 Feb 2015 16:09:59 -0500 Received: from out1134-250.mail.aliyun.com ([42.120.134.250]:38879) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1YM11H-0005Lz-SK for qemu-devel@nongnu.org; Thu, 12 Feb 2015 16:09:56 -0500 Message-ID: <54DD1874.3030706@sunrus.com.cn> Date: Fri, 13 Feb 2015 05:17:40 +0800 From: Chen Gang S MIME-Version: 1.0 References: <54DD17BC.5040006@sunrus.com.cn> In-Reply-To: <54DD17BC.5040006@sunrus.com.cn> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit Subject: [Qemu-devel] [PATCH 3/5] linux-user: tile: Add target features support within qemu List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Peter Maydell , Riku Voipio , Chris Metcalf , "walt@tilera.com" Cc: qemu-devel They are for target features within qemu which independent from outside. Signed-off-by: Chen Gang --- linux-user/tile/target_cpu.h | 35 +++++++++++++++++++++++++++++ linux-user/tile/target_signal.h | 28 +++++++++++++++++++++++ linux-user/tile/target_structs.h | 48 ++++++++++++++++++++++++++++++++++++++++ 3 files changed, 111 insertions(+) create mode 100644 linux-user/tile/target_cpu.h create mode 100644 linux-user/tile/target_signal.h create mode 100644 linux-user/tile/target_structs.h diff --git a/linux-user/tile/target_cpu.h b/linux-user/tile/target_cpu.h new file mode 100644 index 0000000..8e2f39c --- /dev/null +++ b/linux-user/tile/target_cpu.h @@ -0,0 +1,35 @@ +/* + * Tile 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 . + */ +#ifndef TARGET_CPU_H +#define TARGET_CPU_H + +static inline void cpu_clone_regs(CPUTLState *env, target_ulong newsp) +{ + if (newsp) { + env->regs[TILE_R_SP] = newsp; + } + env->regs[TILE_R_RE] = 0; +} + +static inline void cpu_set_tls(CPUTLState *env, target_ulong newtls) +{ + env->regs[TILE_R_TP] = newtls; +} + +#endif diff --git a/linux-user/tile/target_signal.h b/linux-user/tile/target_signal.h new file mode 100644 index 0000000..7a70c37 --- /dev/null +++ b/linux-user/tile/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[TILE_R_SP]; +} + +#endif /* TARGET_SIGNAL_H */ diff --git a/linux-user/tile/target_structs.h b/linux-user/tile/target_structs.h new file mode 100644 index 0000000..6fed776 --- /dev/null +++ b/linux-user/tile/target_structs.h @@ -0,0 +1,48 @@ +/* + * Tile 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 . + */ +#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 (Apple Git-50)