* Linus
*/
-#define TF_MASK 0x00000100
-#define IF_MASK 0x00000200
-#define IOPL_MASK 0x00003000
-#define NT_MASK 0x00004000
-#ifdef CONFIG_VM86
-#define VM_MASK 0x00020000
-#else
-#define VM_MASK 0 /* ignored */
-#endif
-#define AC_MASK 0x00040000
-#define VIF_MASK 0x00080000 /* virtual interrupt flag */
-#define VIP_MASK 0x00100000 /* virtual interrupt pending */
-#define ID_MASK 0x00200000
+#include <asm/processor-flags.h>
#define BIOSSEG 0x0f000
#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_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 */
+#define VM86_STI 3 /* sti/popf/iret instruction enabled
+ virtual interrupts */
/*
* Additional return values when invoking new vm86()
unsigned long is_vm86pus:1; /* for vm86 internal use */
unsigned char vm86dbg_intxxtab[32]; /* for debugger */
};
-
struct vm86plus_struct {
struct vm86_regs regs;
unsigned long flags;
};
#ifdef __KERNEL__
+
+#include <asm/ptrace.h>
+
/*
* This is the (kernel) stack-layout when we have done a "SAVE_ALL" from vm86
* mode - the main change is that the old segment descriptors aren't
* at the end of the structure. Look at ptrace.h to see the "normal"
* setup. For user space layout see 'struct vm86_regs' above.
*/
-#include <asm/ptrace.h>
struct kernel_vm86_regs {
/*
void handle_vm86_fault(struct kernel_vm86_regs *, long);
int handle_vm86_trap(struct kernel_vm86_regs *, long, int);
+struct pt_regs *save_v86_state(struct kernel_vm86_regs *);
struct task_struct;
void release_vm86_irqs(struct task_struct *);
#define handle_vm86_fault(a, b)
#define release_vm86_irqs(a)
-static inline int handle_vm86_trap(struct kernel_vm86_regs *a, long b, int c) {
+static inline int handle_vm86_trap(struct kernel_vm86_regs *a, long b, int c)
+{
return 0;
}