x86/vm86: Move the vm86 IRQ definitions to vm86.h

[cascardo/linux.git] / arch / x86 / include / asm / vm86.h

diff --git a/arch/x86/include/asm/vm86.h b/arch/x86/include/asm/vm86.h
index e45386e..b063196 100644 (file)
--- a/arch/x86/include/asm/vm86.h
+++ b/arch/x86/include/asm/vm86.h
@@ -49,7 +49,6 @@ int handle_vm86_trap(struct kernel_vm86_regs *, long, int);
 void save_v86_state(struct kernel_vm86_regs *, int);
 
 struct task_struct;
-void release_vm86_irqs(struct task_struct *);
 
 #define free_vm86(t) do {                              \
        struct thread_struct *__t = (t);                \
@@ -59,6 +58,20 @@ void release_vm86_irqs(struct task_struct *);
        }                                               \
 } while (0)
 
+/*
+ * Support for VM86 programs to request interrupts for
+ * real mode hardware drivers:
+ */
+#define FIRST_VM86_IRQ          3
+#define LAST_VM86_IRQ          15
+
+static inline int invalid_vm86_irq(int irq)
+{
+       return irq < FIRST_VM86_IRQ || irq > LAST_VM86_IRQ;
+}
+
+void release_vm86_irqs(struct task_struct *);
+
 #else
 
 #define handle_vm86_fault(a, b)