1 /* 2 * Intel x86_64 VM parameters definitions 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 TARGET_ARCH_VMPARAM_H 21 #define TARGET_ARCH_VMPARAM_H 22 23 #include "cpu.h" 24 25 /* compare to amd64/include/vmparam.h */ 26 #define TARGET_MAXTSIZ (128 * MiB) /* max text size */ 27 #define TARGET_DFLDSIZ (32 * GiB) /* initial data size limit */ 28 #define TARGET_MAXDSIZ (32 * GiB) /* max data size */ 29 #define TARGET_DFLSSIZ (8 * MiB) /* initial stack size limit */ 30 #define TARGET_MAXSSIZ (512 * MiB) /* max stack size */ 31 #define TARGET_SGROWSIZ (128 * KiB) /* amount to grow stack */ 32 33 #define TARGET_VM_MAXUSER_ADDRESS (0x00007fffff000000UL) 34 35 #define TARGET_USRSTACK (TARGET_VM_MAXUSER_ADDRESS - TARGET_PAGE_SIZE) 36 37 static inline abi_ulong get_sp_from_cpustate(CPUX86State *state) 38 { 39 return state->regs[R_ESP]; 40 } 41 42 static inline void set_second_rval(CPUX86State *state, abi_ulong retval2) 43 { 44 state->regs[R_EDX] = retval2; 45 } 46 47 #endif /* TARGET_ARCH_VMPARAM_H */ 48