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From: Peter Wemm <peter@FreeBSD.org>
To: Perforce Change Reviews <perforce@freebsd.org>
Subject: PERFORCE change 37970 for review
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http://perforce.freebsd.org/chv.cgi?CH=37970

Change 37970 by peter@peter_hammer on 2003/09/12 12:12:51

	add IDT_* constants.  I'm not sure if this was something jhb added or something
	that I accidently deleted, or something that I just missed.

Affected files ...

.. //depot/projects/hammer/sys/amd64/include/segments.h#9 edit

Differences ...

==== //depot/projects/hammer/sys/amd64/include/segments.h#9 (text+ko) ====

@@ -170,6 +170,30 @@
 #define	NRSVIDT	32		/* reserved entries for cpu exceptions */
 
 /*
+ * Entries in the Interrupt Descriptor Table (IDT)
+ */
+#define	IDT_DE		0	/* #DE: Divide Error */
+#define	IDT_DB		1	/* #DB: Debug */
+#define	IDT_NMI		2	/* Nonmaskable External Interrupt */
+#define	IDT_BP		3	/* #BP: Breakpoint */
+#define	IDT_OF		4	/* #OF: Overflow */
+#define	IDT_BR		5	/* #BR: Bound Range Exceeded */
+#define	IDT_UD		6	/* #UD: Undefined/Invalid Opcode */
+#define	IDT_NM		7	/* #NM: No Math Coprocessor */
+#define	IDT_DF		8	/* #DF: Double Fault */
+#define	IDT_FPUGP	9	/* Coprocessor Segment Overrun */
+#define	IDT_TS		10	/* #TS: Invalid TSS */
+#define	IDT_NP		11	/* #NP: Segment Not Present */
+#define	IDT_SS		12	/* #SS: Stack Segment Fault */
+#define	IDT_GP		13	/* #GP: General Protection Fault */
+#define	IDT_PF		14	/* #PF: Page Fault */
+#define	IDT_MF		16	/* #MF: FPU Floating-Point Error */
+#define	IDT_AC		17	/* #AC: Alignment Check */
+#define	IDT_MC		18	/* #MC: Machine Check */
+#define	IDT_XF		19	/* #XF: SIMD Floating-Point Exception */
+#define	IDT_SYSCALL	0x80	/* System Call Interrupt Vector */
+
+/*
  * Entries in the Global Descriptor Table (GDT)
  */
 #define	GNULL_SEL	0	/* Null Descriptor */