root / linux-user / i386 / syscall.h @ 1ffc346f
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/* default linux values for the selectors */
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#define __USER_CS (0x23) |
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#define __USER_DS (0x2B) |
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struct target_pt_regs {
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long ebx;
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long ecx;
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long edx;
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long esi;
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long edi;
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long ebp;
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long eax;
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int xds;
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int xes;
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long orig_eax;
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long eip;
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int xcs;
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long eflags;
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long esp;
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int xss;
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}; |
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/* ioctls */
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#define TARGET_LDT_ENTRIES 8192 |
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#define TARGET_LDT_ENTRY_SIZE 8 |
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#define TARGET_GDT_ENTRIES 9 |
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#define TARGET_GDT_ENTRY_TLS_ENTRIES 3 |
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#define TARGET_GDT_ENTRY_TLS_MIN 6 |
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#define TARGET_GDT_ENTRY_TLS_MAX (TARGET_GDT_ENTRY_TLS_MIN + TARGET_GDT_ENTRY_TLS_ENTRIES - 1) |
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struct target_modify_ldt_ldt_s {
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unsigned int entry_number; |
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abi_ulong base_addr; |
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unsigned int limit; |
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unsigned int flags; |
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}; |
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/* vm86 defines */
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#define TARGET_BIOSSEG 0x0f000 |
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#define TARGET_CPU_086 0 |
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#define TARGET_CPU_186 1 |
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#define TARGET_CPU_286 2 |
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#define TARGET_CPU_386 3 |
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#define TARGET_CPU_486 4 |
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#define TARGET_CPU_586 5 |
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#define TARGET_VM86_SIGNAL 0 /* return due to signal */ |
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#define TARGET_VM86_UNKNOWN 1 /* unhandled GP fault - IO-instruction or similar */ |
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#define TARGET_VM86_INTx 2 /* int3/int x instruction (ARG = x) */ |
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#define TARGET_VM86_STI 3 /* sti/popf/iret instruction enabled virtual interrupts */ |
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/*
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* Additional return values when invoking new vm86()
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*/
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#define TARGET_VM86_PICRETURN 4 /* return due to pending PIC request */ |
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#define TARGET_VM86_TRAP 6 /* return due to DOS-debugger request */ |
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/*
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* function codes when invoking new vm86()
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*/
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#define TARGET_VM86_PLUS_INSTALL_CHECK 0 |
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#define TARGET_VM86_ENTER 1 |
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#define TARGET_VM86_ENTER_NO_BYPASS 2 |
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#define TARGET_VM86_REQUEST_IRQ 3 |
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#define TARGET_VM86_FREE_IRQ 4 |
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#define TARGET_VM86_GET_IRQ_BITS 5 |
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#define TARGET_VM86_GET_AND_RESET_IRQ 6 |
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/*
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* This is the stack-layout seen by the user space program when we have
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* done a translation of "SAVE_ALL" from vm86 mode. The real kernel layout
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* is 'kernel_vm86_regs' (see below).
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*/
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struct target_vm86_regs {
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/*
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* normal regs, with special meaning for the segment descriptors..
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*/
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abi_long ebx; |
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abi_long ecx; |
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abi_long edx; |
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abi_long esi; |
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abi_long edi; |
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abi_long ebp; |
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abi_long eax; |
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abi_long __null_ds; |
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abi_long __null_es; |
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abi_long __null_fs; |
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abi_long __null_gs; |
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abi_long orig_eax; |
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abi_long eip; |
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unsigned short cs, __csh; |
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abi_long eflags; |
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abi_long esp; |
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unsigned short ss, __ssh; |
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/*
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* these are specific to v86 mode:
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*/
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unsigned short es, __esh; |
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unsigned short ds, __dsh; |
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unsigned short fs, __fsh; |
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unsigned short gs, __gsh; |
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}; |
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struct target_revectored_struct {
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abi_ulong __map[8]; /* 256 bits */ |
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}; |
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struct target_vm86_struct {
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struct target_vm86_regs regs;
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abi_ulong flags; |
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abi_ulong screen_bitmap; |
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abi_ulong cpu_type; |
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struct target_revectored_struct int_revectored;
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struct target_revectored_struct int21_revectored;
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}; |
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/*
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* flags masks
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*/
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#define TARGET_VM86_SCREEN_BITMAP 0x0001 |
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struct target_vm86plus_info_struct {
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abi_ulong flags; |
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#define TARGET_force_return_for_pic (1 << 0) |
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#define TARGET_vm86dbg_active (1 << 1) /* for debugger */ |
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#define TARGET_vm86dbg_TFpendig (1 << 2) /* for debugger */ |
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#define TARGET_is_vm86pus (1 << 31) /* for vm86 internal use */ |
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unsigned char vm86dbg_intxxtab[32]; /* for debugger */ |
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}; |
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struct target_vm86plus_struct {
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struct target_vm86_regs regs;
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abi_ulong flags; |
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abi_ulong screen_bitmap; |
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abi_ulong cpu_type; |
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struct target_revectored_struct int_revectored;
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struct target_revectored_struct int21_revectored;
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struct target_vm86plus_info_struct vm86plus;
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}; |
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#define UNAME_MACHINE "i686" |