From: Warner Losh <i...@freebsd.org> Target specific values for vm parameters and details.
Signed-off-by: Stacey Son <s...@freebsd.org> Signed-off-by: Warner Losh <i...@bsdimp.com> Reviewed-by: Richard Henderson <richard.hender...@linaro.org> --- bsd-user/freebsd/target_os_vmparam.h | 38 ++++++++++++++++++++++ bsd-user/i386/target_arch_vmparam.h | 46 +++++++++++++++++++++++++++ bsd-user/qemu.h | 1 + bsd-user/x86_64/target_arch_vmparam.h | 46 +++++++++++++++++++++++++++ 4 files changed, 131 insertions(+) create mode 100644 bsd-user/freebsd/target_os_vmparam.h create mode 100644 bsd-user/i386/target_arch_vmparam.h create mode 100644 bsd-user/x86_64/target_arch_vmparam.h diff --git a/bsd-user/freebsd/target_os_vmparam.h b/bsd-user/freebsd/target_os_vmparam.h new file mode 100644 index 0000000000..990300c619 --- /dev/null +++ b/bsd-user/freebsd/target_os_vmparam.h @@ -0,0 +1,38 @@ +/* + * FreeBSD 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_OS_VMPARAM_H_ +#define _TARGET_OS_VMPARAM_H_ + +#include "target_arch_vmparam.h" + +/* Compare to sys/exec.h */ +struct target_ps_strings { + abi_ulong ps_argvstr; + uint32_t ps_nargvstr; + abi_ulong ps_envstr; + uint32_t ps_nenvstr; +}; + +extern abi_ulong target_stkbas; +extern abi_ulong target_stksiz; + +#define TARGET_PS_STRINGS ((target_stkbas + target_stksiz) - \ + sizeof(struct target_ps_strings)) + +#endif /* !TARGET_OS_VMPARAM_H_ */ diff --git a/bsd-user/i386/target_arch_vmparam.h b/bsd-user/i386/target_arch_vmparam.h new file mode 100644 index 0000000000..bb7718265b --- /dev/null +++ b/bsd-user/i386/target_arch_vmparam.h @@ -0,0 +1,46 @@ +/* + * 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_ */ diff --git a/bsd-user/qemu.h b/bsd-user/qemu.h index fea1a167e4..1b37757e06 100644 --- a/bsd-user/qemu.h +++ b/bsd-user/qemu.h @@ -41,6 +41,7 @@ extern enum BSDType bsd_type; #include "target_arch.h" #include "syscall_defs.h" #include "target_syscall.h" +#include "target_os_vmparam.h" #include "exec/gdbstub.h" /* 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_ */ -- 2.32.0
