diff options
| author | Warner Losh | 2021-08-04 08:39:39 +0200 |
|---|---|---|
| committer | Warner Losh | 2021-09-10 22:13:06 +0200 |
| commit | 82792244daa3f500c8cc83c7532754b32e285eb8 (patch) | |
| tree | 57da82cb8cbbd23f692d8746fd83bf0545813f6a /bsd-user/x86_64 | |
| parent | bsd-user: define max args in terms of pages (diff) | |
| download | qemu-82792244daa3f500c8cc83c7532754b32e285eb8.tar.gz qemu-82792244daa3f500c8cc83c7532754b32e285eb8.tar.xz qemu-82792244daa3f500c8cc83c7532754b32e285eb8.zip | |
bsd-user: Create target specific vmparam.h
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>
Diffstat (limited to 'bsd-user/x86_64')
| -rw-r--r-- | bsd-user/x86_64/target_arch_vmparam.h | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/bsd-user/x86_64/target_arch_vmparam.h b/bsd-user/x86_64/target_arch_vmparam.h new file mode 100644 index 0000000000..81a915f2e5 --- /dev/null +++ b/bsd-user/x86_64/target_arch_vmparam.h @@ -0,0 +1,46 @@ +/* + * Intel x86_64 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 amd64/include/vmparam.h */ +#define TARGET_MAXTSIZ (128 * MiB) /* max text size */ +#define TARGET_DFLDSIZ (32 * GiB) /* initial data size limit */ +#define TARGET_MAXDSIZ (32 * GiB) /* max data size */ +#define TARGET_DFLSSIZ (8 * MiB) /* initial stack size limit */ +#define TARGET_MAXSSIZ (512 * MiB) /* max stack size */ +#define TARGET_SGROWSIZ (128 * KiB) /* amount to grow stack */ + +#define TARGET_VM_MAXUSER_ADDRESS (0x00007fffff000000UL) + +#define TARGET_USRSTACK (TARGET_VM_MAXUSER_ADDRESS - TARGET_PAGE_SIZE) + +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_ */ |