Add qemu 2.4.0

[kvmfornfv.git] / qemu / roms / ipxe / src / include / ipxe / nap.h

diff --git a/qemu/roms/ipxe/src/include/ipxe/nap.h b/qemu/roms/ipxe/src/include/ipxe/nap.h
new file mode 100644 (file)
index 0000000..afc8879
--- /dev/null
+++ b/qemu/roms/ipxe/src/include/ipxe/nap.h
@@ -0,0 +1,57 @@
+#ifndef _IPXE_NAP_H
+#define _IPXE_NAP_H
+
+/** @file
+ *
+ * CPU sleeping
+ *
+ */
+
+FILE_LICENCE ( GPL2_OR_LATER );
+
+#include <ipxe/api.h>
+#include <config/nap.h>
+
+/**
+ * Calculate static inline CPU sleeping API function name
+ *
+ * @v _prefix          Subsystem prefix
+ * @v _api_func                API function
+ * @ret _subsys_func   Subsystem API function
+ */
+#define NAP_INLINE( _subsys, _api_func ) \
+       SINGLE_API_INLINE ( NAP_PREFIX_ ## _subsys, _api_func )
+
+/**
+ * Provide an CPU sleeping API implementation
+ *
+ * @v _prefix          Subsystem prefix
+ * @v _api_func                API function
+ * @v _func            Implementing function
+ */
+#define PROVIDE_NAP( _subsys, _api_func, _func ) \
+       PROVIDE_SINGLE_API ( NAP_PREFIX_ ## _subsys, _api_func, _func )
+
+/**
+ * Provide a static inline CPU sleeping API implementation
+ *
+ * @v _prefix          Subsystem prefix
+ * @v _api_func                API function
+ */
+#define PROVIDE_NAP_INLINE( _subsys, _api_func ) \
+       PROVIDE_SINGLE_API_INLINE ( NAP_PREFIX_ ## _subsys, _api_func )
+
+/* Include all architecture-independent I/O API headers */
+#include <ipxe/null_nap.h>
+#include <ipxe/linux/linux_nap.h>
+
+/* Include all architecture-dependent I/O API headers */
+#include <bits/nap.h>
+
+/**
+ * Sleep until next CPU interrupt
+ *
+ */
+void cpu_nap ( void );
+
+#endif /* _IPXE_NAP_H */