ea1ab4cf2c
This change moves host OS and arch dependent code for the sysarch system call related to the -strace functionality into the appropriate host OS and target arch directories. Signed-off-by: Stacey Son <sson@FreeBSD.org> Signed-off-by: Sean Bruno <sburno@FreeBSD.org> [ imp integrated minor build fixes from sbruno ] Signed-off-by: Warner Losh <imp@FreeBSD.org> Message-Id: <20201218205451.10559-4-imp@freebsd.org> Signed-off-by: Thomas Huth <thuth@redhat.com>
185 lines
4.7 KiB
C
185 lines
4.7 KiB
C
/*
|
|
* i386 system call definitions
|
|
*
|
|
*
|
|
* 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_SYSCALL_H
|
|
#define TARGET_SYSCALL_H
|
|
|
|
/* default linux values for the selectors */
|
|
#define __USER_CS (0x23)
|
|
#define __USER_DS (0x2B)
|
|
|
|
struct target_pt_regs {
|
|
long ebx;
|
|
long ecx;
|
|
long edx;
|
|
long esi;
|
|
long edi;
|
|
long ebp;
|
|
long eax;
|
|
int xds;
|
|
int xes;
|
|
long orig_eax;
|
|
long eip;
|
|
int xcs;
|
|
long eflags;
|
|
long esp;
|
|
int xss;
|
|
};
|
|
|
|
/* ioctls */
|
|
|
|
#define TARGET_LDT_ENTRIES 8192
|
|
#define TARGET_LDT_ENTRY_SIZE 8
|
|
|
|
#define TARGET_GDT_ENTRIES 9
|
|
#define TARGET_GDT_ENTRY_TLS_ENTRIES 3
|
|
#define TARGET_GDT_ENTRY_TLS_MIN 6
|
|
#define TARGET_GDT_ENTRY_TLS_MAX (TARGET_GDT_ENTRY_TLS_MIN + TARGET_GDT_ENTRY_TLS_ENTRIES - 1)
|
|
|
|
struct target_modify_ldt_ldt_s {
|
|
unsigned int entry_number;
|
|
abi_ulong base_addr;
|
|
unsigned int limit;
|
|
unsigned int flags;
|
|
};
|
|
|
|
/* vm86 defines */
|
|
|
|
#define TARGET_BIOSSEG 0x0f000
|
|
|
|
#define TARGET_CPU_086 0
|
|
#define TARGET_CPU_186 1
|
|
#define TARGET_CPU_286 2
|
|
#define TARGET_CPU_386 3
|
|
#define TARGET_CPU_486 4
|
|
#define TARGET_CPU_586 5
|
|
|
|
#define TARGET_VM86_SIGNAL 0 /* return due to signal */
|
|
#define TARGET_VM86_UNKNOWN 1 /* unhandled GP fault - IO-instruction or similar */
|
|
#define TARGET_VM86_INTx 2 /* int3/int x instruction (ARG = x) */
|
|
#define TARGET_VM86_STI 3 /* sti/popf/iret instruction enabled virtual interrupts */
|
|
|
|
/*
|
|
* Additional return values when invoking new vm86()
|
|
*/
|
|
#define TARGET_VM86_PICRETURN 4 /* return due to pending PIC request */
|
|
#define TARGET_VM86_TRAP 6 /* return due to DOS-debugger request */
|
|
|
|
/*
|
|
* function codes when invoking new vm86()
|
|
*/
|
|
#define TARGET_VM86_PLUS_INSTALL_CHECK 0
|
|
#define TARGET_VM86_ENTER 1
|
|
#define TARGET_VM86_ENTER_NO_BYPASS 2
|
|
#define TARGET_VM86_REQUEST_IRQ 3
|
|
#define TARGET_VM86_FREE_IRQ 4
|
|
#define TARGET_VM86_GET_IRQ_BITS 5
|
|
#define TARGET_VM86_GET_AND_RESET_IRQ 6
|
|
|
|
/*
|
|
* This is the stack-layout seen by the user space program when we have
|
|
* done a translation of "SAVE_ALL" from vm86 mode. The real kernel layout
|
|
* is 'kernel_vm86_regs' (see below).
|
|
*/
|
|
|
|
struct target_vm86_regs {
|
|
/*
|
|
* normal regs, with special meaning for the segment descriptors..
|
|
*/
|
|
abi_long ebx;
|
|
abi_long ecx;
|
|
abi_long edx;
|
|
abi_long esi;
|
|
abi_long edi;
|
|
abi_long ebp;
|
|
abi_long eax;
|
|
abi_long __null_ds;
|
|
abi_long __null_es;
|
|
abi_long __null_fs;
|
|
abi_long __null_gs;
|
|
abi_long orig_eax;
|
|
abi_long eip;
|
|
unsigned short cs, __csh;
|
|
abi_long eflags;
|
|
abi_long esp;
|
|
unsigned short ss, __ssh;
|
|
/*
|
|
* these are specific to v86 mode:
|
|
*/
|
|
unsigned short es, __esh;
|
|
unsigned short ds, __dsh;
|
|
unsigned short fs, __fsh;
|
|
unsigned short gs, __gsh;
|
|
};
|
|
|
|
struct target_revectored_struct {
|
|
abi_ulong __map[8]; /* 256 bits */
|
|
};
|
|
|
|
struct target_vm86_struct {
|
|
struct target_vm86_regs regs;
|
|
abi_ulong flags;
|
|
abi_ulong screen_bitmap;
|
|
abi_ulong cpu_type;
|
|
struct target_revectored_struct int_revectored;
|
|
struct target_revectored_struct int21_revectored;
|
|
};
|
|
|
|
/*
|
|
* flags masks
|
|
*/
|
|
#define TARGET_VM86_SCREEN_BITMAP 0x0001
|
|
|
|
struct target_vm86plus_info_struct {
|
|
abi_ulong flags;
|
|
#define TARGET_force_return_for_pic (1 << 0)
|
|
#define TARGET_vm86dbg_active (1 << 1) /* for debugger */
|
|
#define TARGET_vm86dbg_TFpendig (1 << 2) /* for debugger */
|
|
#define TARGET_is_vm86pus (1 << 31) /* for vm86 internal use */
|
|
unsigned char vm86dbg_intxxtab[32]; /* for debugger */
|
|
};
|
|
|
|
struct target_vm86plus_struct {
|
|
struct target_vm86_regs regs;
|
|
abi_ulong flags;
|
|
abi_ulong screen_bitmap;
|
|
abi_ulong cpu_type;
|
|
struct target_revectored_struct int_revectored;
|
|
struct target_revectored_struct int21_revectored;
|
|
struct target_vm86plus_info_struct vm86plus;
|
|
};
|
|
|
|
/* FreeBSD sysarch(2) */
|
|
#define TARGET_FREEBSD_I386_GET_LDT 0
|
|
#define TARGET_FREEBSD_I386_SET_LDT 1
|
|
/* I386_IOPL */
|
|
#define TARGET_FREEBSD_I386_GET_IOPERM 3
|
|
#define TARGET_FREEBSD_I386_SET_IOPERM 4
|
|
/* xxxxx */
|
|
#define TARGET_FREEBSD_I386_VM86 6
|
|
#define TARGET_FREEBSD_I386_GET_FSBASE 7
|
|
#define TARGET_FREEBSD_I386_SET_FSBASE 8
|
|
#define TARGET_FREEBSD_I386_GET_GSBASE 9
|
|
#define TARGET_FREEBSD_I386_SET_GSBASE 10
|
|
|
|
|
|
#define UNAME_MACHINE "i386"
|
|
#define TARGET_HW_MACHINE UNAME_MACHINE
|
|
#define TARGET_HW_MACHINE_ARCH UNAME_MACHINE
|
|
|
|
#endif /* TARGET_SYSCALL_H */
|