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#ifndef _TARGET_ARCH_VMPARAM_H_ 20#define _TARGET_ARCH_VMPARAM_H_ 21 22#include "cpu.h" 23 24/* compare to amd64/include/vmparam.h */ 25#define TARGET_MAXTSIZ (128 * MiB) /* max text size */ 26#define TARGET_DFLDSIZ (32 * GiB) /* initial data size limit */ 27#define TARGET_MAXDSIZ (32 * GiB) /* max data size */ 28#define TARGET_DFLSSIZ (8 * MiB) /* initial stack size limit */ 29#define TARGET_MAXSSIZ (512 * MiB) /* max stack size */ 30#define TARGET_SGROWSIZ (128 * KiB) /* amount to grow stack */ 31 32#define TARGET_VM_MAXUSER_ADDRESS (0x00007fffff000000UL) 33 34#define TARGET_USRSTACK (TARGET_VM_MAXUSER_ADDRESS - TARGET_PAGE_SIZE) 35 36static inline abi_ulong get_sp_from_cpustate(CPUX86State *state) 37{ 38 return state->regs[R_ESP]; 39} 40 41static inline void set_second_rval(CPUX86State *state, abi_ulong retval2) 42{ 43 state->regs[R_EDX] = retval2; 44} 45 46#endif /* !_TARGET_ARCH_VMPARAM_H_ */ 47