diff options
Diffstat (limited to 'bsd-user/mips')
| -rw-r--r-- | bsd-user/mips/target_arch_sysarch.h | 69 | ||||
| -rw-r--r-- | bsd-user/mips/target_syscall.h | 52 |
2 files changed, 121 insertions, 0 deletions
diff --git a/bsd-user/mips/target_arch_sysarch.h b/bsd-user/mips/target_arch_sysarch.h new file mode 100644 index 0000000000..6da803a408 --- /dev/null +++ b/bsd-user/mips/target_arch_sysarch.h @@ -0,0 +1,69 @@ +/* + * mips 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" +#include "target_arch.h" + +static inline abi_long do_freebsd_arch_sysarch(CPUMIPSState *env, int op, + abi_ulong parms) +{ + int ret = 0; + + switch (op) { + case TARGET_MIPS_SET_TLS: + target_cpu_set_tls(env, parms); + break; + + case TARGET_MIPS_GET_TLS: + if (put_user(target_cpu_get_tls(env), parms, abi_ulong)) { + ret = -TARGET_EFAULT; + } + break; + + 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) +{ + + switch (arg1) { + case TARGET_MIPS_SET_TLS: + gemu_log("%s(SET_TLS, 0x" TARGET_ABI_FMT_lx ")", name->name, arg2); + break; + + case TARGET_MIPS_GET_TLS: + gemu_log("%s(GET_TLS, 0x" TARGET_ABI_FMT_lx ")", name->name, arg2); + break; + + default: + gemu_log("UNKNOWN OP: %d, " TARGET_ABI_FMT_lx ")", (int)arg1, arg2); + } +} + +#endif /*!BSD_USER_ARCH_SYSARCH_H_ */ diff --git a/bsd-user/mips/target_syscall.h b/bsd-user/mips/target_syscall.h new file mode 100644 index 0000000000..aacc6ddf9f --- /dev/null +++ b/bsd-user/mips/target_syscall.h @@ -0,0 +1,52 @@ +/* + * mips 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 _MIPS_SYSCALL_H_ +#define _MIPS_SYSCALL_H_ + +/* + * struct target_pt_regs defines the way the registers are stored on the stack + * during a system call. + */ + +struct target_pt_regs { + /* Saved main processor registers. */ + abi_ulong regs[32]; + + /* Saved special registers. */ + abi_ulong cp0_status; + abi_ulong lo; + abi_ulong hi; + abi_ulong cp0_badvaddr; + abi_ulong cp0_cause; + abi_ulong cp0_epc; +}; + +#if defined(TARGET_WORDS_BIGENDIAN) +#define UNAME_MACHINE "mips" +#else +#define UNAME_MACHINE "mipsel" +#endif + +#define TARGET_HW_MACHINE "mips" +#define TARGET_HW_MACHINE_ARCH UNAME_MACHINE + +/* sysarch() commands */ +#define TARGET_MIPS_SET_TLS 1 +#define TARGET_MIPS_GET_TLS 2 + +#endif /* !_MIPS_SYSCALL_H_ */ |