cachepc-qemu

Fork of AMDESE/qemu with changes for cachepc side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-qemu
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target_arch_sysarch.h (1924B)

      1/*
      2 *  mips sysarch() system call emulation
      3 *
      4 *  Copyright (c) 2013 Stacey D. Son
      5 *
      6 *  This program is free software; you can redistribute it and/or modify
      7 *  it under the terms of the GNU General Public License as published by
      8 *  the Free Software Foundation; either version 2 of the License, or
      9 *  (at your option) any later version.
     10 *
     11 *  This program is distributed in the hope that it will be useful,
     12 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
     13 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
     14 *  GNU General Public License for more details.
     15 *
     16 *  You should have received a copy of the GNU General Public License
     17 *  along with this program; if not, see <http://www.gnu.org/licenses/>.
     18 */
     19
     20#ifndef BSD_USER_ARCH_SYSARCH_H_
     21#define BSD_USER_ARCH_SYSARCH_H_
     22
     23#include "target_syscall.h"
     24#include "target_arch.h"
     25
     26static inline abi_long do_freebsd_arch_sysarch(CPUMIPSState *env, int op,
     27        abi_ulong parms)
     28{
     29    int ret = 0;
     30
     31    switch (op) {
     32    case TARGET_MIPS_SET_TLS:
     33        target_cpu_set_tls(env, parms);
     34        break;
     35
     36    case TARGET_MIPS_GET_TLS:
     37        if (put_user(target_cpu_get_tls(env), parms, abi_ulong)) {
     38            ret = -TARGET_EFAULT;
     39        }
     40        break;
     41
     42    default:
     43        ret = -TARGET_EINVAL;
     44        break;
     45    }
     46
     47    return ret;
     48}
     49
     50static inline void do_freebsd_arch_print_sysarch(
     51        const struct syscallname *name, abi_long arg1, abi_long arg2,
     52        abi_long arg3, abi_long arg4, abi_long arg5, abi_long arg6)
     53{
     54
     55    switch (arg1) {
     56    case TARGET_MIPS_SET_TLS:
     57        gemu_log("%s(SET_TLS, 0x" TARGET_ABI_FMT_lx ")", name->name, arg2);
     58        break;
     59
     60    case TARGET_MIPS_GET_TLS:
     61        gemu_log("%s(GET_TLS, 0x" TARGET_ABI_FMT_lx ")", name->name, arg2);
     62        break;
     63
     64    default:
     65        gemu_log("UNKNOWN OP: %d, " TARGET_ABI_FMT_lx ")", (int)arg1, arg2);
     66    }
     67}
     68
     69#endif /*!BSD_USER_ARCH_SYSARCH_H_ */