From e83a36ce9f97ac0f59117b3a62fd2dd8461b1fd5 Mon Sep 17 00:00:00 2001 From: Eric Andersen Date: Thu, 27 Sep 2001 05:21:15 +0000 Subject: Rev all the header files to sync things with glibc 2.2.4 --- include/sys/vm86.h | 125 ----------------------------------------------------- 1 file changed, 125 deletions(-) delete mode 100644 include/sys/vm86.h (limited to 'include/sys/vm86.h') diff --git a/include/sys/vm86.h b/include/sys/vm86.h deleted file mode 100644 index 851814e13..000000000 --- a/include/sys/vm86.h +++ /dev/null @@ -1,125 +0,0 @@ -#if !__AS386_16__ - -#ifndef _SYS_VM86_H -#define _SYS_VM86_H - -#include -#ifndef _LINUX_VM86_H -#define _LINUX_VM86_H - -/* - * I'm guessing at the VIF/VIP flag usage, but hope that this is how - * the Pentium uses them. Linux will return from vm86 mode when both - * VIF and VIP is set. - * - * On a Pentium, we could probably optimize the virtual flags directly - * in the eflags register instead of doing it "by hand" in vflags... - * - * Linus - */ - -#define TF_MASK 0x00000100 -#define IF_MASK 0x00000200 -#define IOPL_MASK 0x00003000 -#define NT_MASK 0x00004000 -#define VM_MASK 0x00020000 -#define AC_MASK 0x00040000 -#define VIF_MASK 0x00080000 /* virtual interrupt flag */ -#define VIP_MASK 0x00100000 /* virtual interrupt pending */ -#define ID_MASK 0x00200000 - -#define BIOSSEG 0x0f000 - -#define CPU_086 0 -#define CPU_186 1 -#define CPU_286 2 -#define CPU_386 3 -#define CPU_486 4 -#define CPU_586 5 - -/* - * Return values for the 'vm86()' system call - */ -#define VM86_TYPE(retval) ((retval) & 0xff) -#define VM86_ARG(retval) ((retval) >> 8) - -#define VM86_SIGNAL 0 /* return due to signal */ -#define VM86_UNKNOWN 1 /* unhandled GP fault - IO-instruction or similar */ -#define VM86_INTx 2 /* int3/int x instruction (ARG = x) */ -#define VM86_STI 3 /* sti/popf/iret instruction enabled virtual interrupts */ - -/* - * This is the stack-layout when we have done a "SAVE_ALL" from vm86 - * mode - the main change is that the old segment descriptors aren't - * useful any more and are forced to be zero by the kernel (and the - * hardware when a trap occurs), and the real segment descriptors are - * at the end of the structure. Look at ptrace.h to see the "normal" - * setup. - */ - -struct vm86_regs { -/* - * normal regs, with special meaning for the segment descriptors.. - */ - long ebx; - long ecx; - long edx; - long esi; - long edi; - long ebp; - long eax; - long __null_ds; - long __null_es; - long __null_fs; - long __null_gs; - long orig_eax; - long eip; - unsigned short cs, __csh; - long eflags; - 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 revectored_struct { - unsigned long __map[8]; /* 256 bits */ -}; - -struct vm86_struct { - struct vm86_regs regs; - unsigned long flags; - unsigned long screen_bitmap; - unsigned long cpu_type; - struct revectored_struct int_revectored; - struct revectored_struct int21_revectored; -}; - -/* - * flags masks - */ -#define VM86_SCREEN_BITMAP 0x0001 - -#ifdef __KERNEL__ - -void handle_vm86_fault(struct vm86_regs *, long); -void handle_vm86_debug(struct vm86_regs *, long); - -#endif - -#endif - -__BEGIN_DECLS - -extern vm86(struct vm86_struct * __info); - -__END_DECLS - -#endif /*_SYS_VM86_H */ - -#endif -- cgit v1.2.3