hvm: Clean up handling of exception intercepts.

Only intercept #DB/#BP if a debugger is attached.
Signed-off-by: Keir Fraser <keir@xensource.com>

1 files changed, 0 insertions, 39 deletions

diff --git a/xen/include/asm-x86/hvm/support.h b/xen/include/asm-x86/hvm/support.h
index 6d0d7ada98..3d7b3a43bb 100644
--- a/xen/include/asm-x86/hvm/support.h
+++ b/xen/include/asm-x86/hvm/support.h
@@ -50,45 +50,6 @@ static inline vcpu_iodata_t *get_vio(struct domain *d, unsigned long cpu)
 #define TYPE_CLTS               (2 << 4)
 #define TYPE_LMSW               (3 << 4)
 
-enum hval_bitmaps {
-    EXCEPTION_BITMAP_TABLE=0,
-};
- 
-#define EXCEPTION_BITMAP_DE     (1 << 0)        /* Divide Error */
-#define EXCEPTION_BITMAP_DB     (1 << 1)        /* Debug */
-#define EXCEPTION_BITMAP_NMI    (1 << 2)        /* NMI */
-#define EXCEPTION_BITMAP_BP     (1 << 3)        /* Breakpoint */
-#define EXCEPTION_BITMAP_OF     (1 << 4)        /* Overflow */
-#define EXCEPTION_BITMAP_BR     (1 << 5)        /* BOUND Range Exceeded */
-#define EXCEPTION_BITMAP_UD     (1 << 6)        /* Invalid Opcode */
-#define EXCEPTION_BITMAP_NM     (1 << 7)        /* Device Not Available */
-#define EXCEPTION_BITMAP_DF     (1 << 8)        /* Double Fault */
-/* reserved */
-#define EXCEPTION_BITMAP_TS     (1 << 10)       /* Invalid TSS */
-#define EXCEPTION_BITMAP_NP     (1 << 11)       /* Segment Not Present */
-#define EXCEPTION_BITMAP_SS     (1 << 12)       /* Stack-Segment Fault */
-#define EXCEPTION_BITMAP_GP     (1 << 13)       /* General Protection */
-#define EXCEPTION_BITMAP_PG     (1 << 14)       /* Page Fault */
-#define EXCEPTION_BITMAP_MF     (1 << 16)       /* x87 FPU Floating-Point Error (Math Fault)  */
-#define EXCEPTION_BITMAP_AC     (1 << 17)       /* Alignment Check */
-#define EXCEPTION_BITMAP_MC     (1 << 18)       /* Machine Check */
-#define EXCEPTION_BITMAP_XF     (1 << 19)       /* SIMD Floating-Point Exception */
-
-/* Pending Debug exceptions */
-#define PENDING_DEBUG_EXC_BP    (1 << 12)       /* break point */
-#define PENDING_DEBUG_EXC_BS    (1 << 14)       /* Single step */
-
-#ifdef XEN_DEBUGGER
-#define MONITOR_DEFAULT_EXCEPTION_BITMAP        \
-    ( EXCEPTION_BITMAP_PG |                     \
-      EXCEPTION_BITMAP_DB |                     \
-      EXCEPTION_BITMAP_BP |                     \
-      EXCEPTION_BITMAP_GP )
-#else
-#define MONITOR_DEFAULT_EXCEPTION_BITMAP        \
-    ( EXCEPTION_BITMAP_PG )
-#endif
-
 #define VMX_DELIVER_NO_ERROR_CODE  -1
 
 #if HVM_DEBUG