Add MIPS support

[urcu.git] / urcu / arch / mips.h

diff --git a/urcu/arch/mips.h b/urcu/arch/mips.h
new file mode 100644 (file)
index 0000000..54c3c52
--- /dev/null
+++ b/urcu/arch/mips.h
@@ -0,0 +1,51 @@
+#ifndef _URCU_ARCH_MIPS_H
+#define _URCU_ARCH_MIPS_H
+
+/*
+ * arch_mips.h: trivial definitions for the MIPS architecture.
+ *
+ * Copyright (c) 2010 Paolo Bonzini <pbonzini@redhat.com>
+ * Copyright (c) 2012 Ralf Baechle <ralf@linux-mips.org>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include <urcu/compiler.h>
+#include <urcu/config.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#define cmm_mb()                       __asm__ __volatile__ (              \
+                                       "       .set    mips2           \n" \
+                                       "       sync                    \n" \
+                                       "       .set    mips0           \n" \
+                                       :::"memory")
+
+typedef unsigned long long cycles_t;
+
+static inline cycles_t caa_get_cycles(void)
+{
+       return 0;       /* not supported */
+}
+
+#ifdef __cplusplus
+}
+#endif
+
+#include <urcu/arch/generic.h>
+
+#endif /* _URCU_ARCH_MIPS_H */