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-rw-r--r--include/qemu/cpuid.h37
1 files changed, 37 insertions, 0 deletions
diff --git a/include/qemu/cpuid.h b/include/qemu/cpuid.h
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+++ b/include/qemu/cpuid.h
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+/*
+ * Wrapper for the gcc cpuid.h header.
+ *
+ * Copyright (c) 2013 Linaro Limited
+ *
+ * Authors:
+ * Peter Maydell <peter.maydell@linaro.org>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, see <http://www.gnu.org/licenses/>.
+ */
+
+/* This header serves two purposes:
+ * (1) some versions of gcc's cpuid.h have no multiple inclusion
+ * guards; this header is guaranteed to have them.
+ * (2) it saves the including file having to wrap its #include
+ * in the CONFIG_CPUID_H ifdef.
+ */
+
+#ifndef QEMU_CPUID_H
+#define QEMU_CPUID_H
+
+#ifdef CONFIG_CPUID_H
+#include <cpuid.h>
+#endif
+
+#endif