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-rw-r--r--include/xen/interface/xen.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/include/xen/interface/xen.h b/include/xen/interface/xen.h
index eec8ab75b9..a7c8ed781b 100644
--- a/include/xen/interface/xen.h
+++ b/include/xen/interface/xen.h
@@ -76,6 +76,12 @@
#define __HYPERVISOR_arch_6 54
#define __HYPERVISOR_arch_7 55
+/*
+ * Commands to HYPERVISOR_console_io().
+ */
+#define CONSOLEIO_write 0
+#define CONSOLEIO_read 1
+
#ifndef __ASSEMBLY__
typedef u16 domid_t;