diff options
Diffstat (limited to 'bsd-user/i386')
| -rw-r--r-- | bsd-user/i386/target_arch_sysarch.h | 77 | ||||
| -rw-r--r-- | bsd-user/i386/target_syscall.h | 19 |
2 files changed, 96 insertions, 0 deletions
diff --git a/bsd-user/i386/target_arch_sysarch.h b/bsd-user/i386/target_arch_sysarch.h new file mode 100644 index 0000000000..e9ab98ec32 --- /dev/null +++ b/bsd-user/i386/target_arch_sysarch.h @@ -0,0 +1,77 @@ +/* + * i386 sysarch system call emulation + * + * 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/>. + */ + +#ifndef BSD_USER_ARCH_SYSARCH_H_ +#define BSD_USER_ARCH_SYSARCH_H_ + +#include "target_syscall.h" + +static inline abi_long do_freebsd_arch_sysarch(CPUX86State *env, int op, + abi_ulong parms) +{ + abi_long ret = 0; + abi_ulong val; + int idx; + + switch (op) { + case TARGET_FREEBSD_I386_SET_GSBASE: + case TARGET_FREEBSD_I386_SET_FSBASE: + if (op == TARGET_FREEBSD_I386_SET_GSBASE) { + idx = R_GS; + } else { + idx = R_FS; + } + if (get_user(val, parms, abi_ulong)) { + return -TARGET_EFAULT; + } + cpu_x86_load_seg(env, idx, 0); + env->segs[idx].base = val; + break; + + case TARGET_FREEBSD_I386_GET_GSBASE: + case TARGET_FREEBSD_I386_GET_FSBASE: + if (op == TARGET_FREEBSD_I386_GET_GSBASE) { + idx = R_GS; + } else { + idx = R_FS; + } + val = env->segs[idx].base; + if (put_user(val, parms, abi_ulong)) { + return -TARGET_EFAULT; + } + break; + + /* XXX handle the others... */ + default: + ret = -TARGET_EINVAL; + break; + } + return ret; +} + +static inline void do_freebsd_arch_print_sysarch( + const struct syscallname *name, abi_long arg1, abi_long arg2, + abi_long arg3, abi_long arg4, abi_long arg5, abi_long arg6) +{ + + gemu_log("%s(%d, " TARGET_ABI_FMT_lx ", " TARGET_ABI_FMT_lx ", " + TARGET_ABI_FMT_lx ")", name->name, (int)arg1, arg2, arg3, arg4); +} + +#endif /* !BSD_USER_ARCH_SYSARCH_H_ */ diff --git a/bsd-user/i386/target_syscall.h b/bsd-user/i386/target_syscall.h index 8f201386af..940c687a52 100644 --- a/bsd-user/i386/target_syscall.h +++ b/bsd-user/i386/target_syscall.h @@ -1,3 +1,20 @@ +/* + * i386 system call definitions + * + * + * 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/>. + */ #ifndef TARGET_SYSCALL_H #define TARGET_SYSCALL_H @@ -161,5 +178,7 @@ struct target_vm86plus_struct { #define UNAME_MACHINE "i386" +#define TARGET_HW_MACHINE UNAME_MACHINE +#define TARGET_HW_MACHINE_ARCH UNAME_MACHINE #endif /* TARGET_SYSCALL_H */ |