This commit was manufactured by cvs2svn to create branch 'vserver'.

[linux-2.6.git] / include / asm-i386 / mach-xen / mach_traps.h

diff --git a/include/asm-i386/mach-xen/mach_traps.h b/include/asm-i386/mach-xen/mach_traps.h
new file mode 100644 (file)
index 0000000..8daed2c
--- /dev/null
+++ b/include/asm-i386/mach-xen/mach_traps.h
@@ -0,0 +1,33 @@
+/*
+ *  include/asm-xen/asm-i386/mach-xen/mach_traps.h
+ *
+ *  Machine specific NMI handling for Xen
+ */
+#ifndef _MACH_TRAPS_H
+#define _MACH_TRAPS_H
+
+#include <linux/bitops.h>
+#include <xen/interface/nmi.h>
+
+static inline void clear_mem_error(unsigned char reason) {}
+static inline void clear_io_check_error(unsigned char reason) {}
+
+static inline unsigned char get_nmi_reason(void)
+{
+       shared_info_t *s = HYPERVISOR_shared_info;
+       unsigned char reason = 0;
+
+       /* construct a value which looks like it came from
+        * port 0x61.
+        */
+       if (test_bit(_XEN_NMIREASON_io_error, &s->arch.nmi_reason))
+               reason |= 0x40;
+       if (test_bit(_XEN_NMIREASON_parity_error, &s->arch.nmi_reason))
+               reason |= 0x80;
+
+        return reason;
+}
+
+static inline void reassert_nmi(void) {}
+
+#endif /* !_MACH_TRAPS_H */