[mirror_qemu.git] / bsd-user / arm / target_arch_vmparam.h

/*
 *  arm VM parameters definitions
 *
 *  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 _TARGET_ARCH_VMPARAM_H_
#define _TARGET_ARCH_VMPARAM_H_

#include "cpu.h"

/* compare to sys/arm/include/vmparam.h */
#define TARGET_MAXTSIZ      (64 * MiB)           /* max text size */
#define TARGET_DFLDSIZ      (128 * MiB)          /* initial data size limit */
#define TARGET_MAXDSIZ      (512 * MiB)          /* max data size */
#define TARGET_DFLSSIZ      (4 * MiB)            /* initial stack size limit */
#define TARGET_MAXSSIZ      (64 * MiB)           /* max stack size */
#define TARGET_SGROWSIZ     (128 * KiB)          /* amount to grow stack */

#define TARGET_RESERVED_VA  0xf7000000

                /* KERNBASE - 512 MB */
#define TARGET_VM_MAXUSER_ADDRESS   (0xc0000000 - (512 * MiB))
#define TARGET_USRSTACK             TARGET_VM_MAXUSER_ADDRESS

static inline abi_ulong get_sp_from_cpustate(CPUARMState *state)
{
    return state->regs[13]; /* sp */
}

static inline void set_second_rval(CPUARMState *state, abi_ulong retval2)
{
    state->regs[1] = retval2;
}

#endif  /* ! _TARGET_ARCH_VMPARAM_H_ */
Commit	Line	Data
dacfdf3b WL	1	/*
	2	* arm 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 sys/arm/include/vmparam.h */
	25	#define TARGET_MAXTSIZ (64 * MiB) /* max text size */
	26	#define TARGET_DFLDSIZ (128 * MiB) /* initial data size limit */
	27	#define TARGET_MAXDSIZ (512 * MiB) /* max data size */
	28	#define TARGET_DFLSSIZ (4 * MiB) /* initial stack size limit */
	29	#define TARGET_MAXSSIZ (64 * MiB) /* max stack size */
	30	#define TARGET_SGROWSIZ (128 * KiB) /* amount to grow stack */
	31
	32	#define TARGET_RESERVED_VA 0xf7000000
	33
	34	/* KERNBASE - 512 MB */
	35	#define TARGET_VM_MAXUSER_ADDRESS (0xc0000000 - (512 * MiB))
	36	#define TARGET_USRSTACK TARGET_VM_MAXUSER_ADDRESS
	37
	38	static inline abi_ulong get_sp_from_cpustate(CPUARMState *state)
	39	{
	40	return state->regs[13]; /* sp */
	41	}
	42
	43	static inline void set_second_rval(CPUARMState *state, abi_ulong retval2)
	44	{
	45	state->regs[1] = retval2;
	46	}
	47
	48	#endif /* ! _TARGET_ARCH_VMPARAM_H_ */