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bsd-user: Create target specific vmparam.h

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Target specific values for vm parameters and details.

Signed-off-by: Stacey Son <sson@FreeBSD.org>
Signed-off-by: Warner Losh <imp@bsdimp.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Warner Losh 2021-08-04 00:39:39 -06:00 • committed by Warner Losh
parent e5e4426306
commit 82792244da
4 changed files with 131 additions and 0 deletions
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46
bsd-user/i386/target_arch_vmparam.h Normal file
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/*
* i386 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 i386/include/vmparam.h */
#define TARGET_MAXTSIZ (128 * MiB) /* max text size */
#define TARGET_DFLDSIZ (128 * MiB) /* initial data size limit */
#define TARGET_MAXDSIZ (512 * MiB) /* max data size */
#define TARGET_DFLSSIZ (8 * 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
#define TARGET_USRSTACK (0xbfc00000)
static inline abi_ulong get_sp_from_cpustate(CPUX86State *state)
{
return state->regs[R_ESP];
}
static inline void set_second_rval(CPUX86State *state, abi_ulong retval2)
{
state->regs[R_EDX] = retval2;
}
#endif /* !_TARGET_ARCH_VMPARAM_H_ */