Imported Upstream version 16.04

[deb_dpdk.git] / examples / performance-thread / common / arch / x86 / ctx.h

diff --git a/examples/performance-thread/common/arch/x86/ctx.h b/examples/performance-thread/common/arch/x86/ctx.h
new file mode 100644 (file)
index 0000000..0386050
--- /dev/null
+++ b/examples/performance-thread/common/arch/x86/ctx.h
@@ -0,0 +1,57 @@
+/*-
+ *   BSD LICENSE
+ *
+ *   Copyright(c) 2015 Intel Corporation. All rights reserved.
+ *   All rights reserved.
+ *
+ *   Redistribution and use in source and binary forms, with or without
+ *   modification, are permitted provided that the following conditions
+ *   are met:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ *       notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above copyright
+ *       notice, this list of conditions and the following disclaimer in
+ *       the documentation and/or other materials provided with the
+ *       distribution.
+ *     * Neither the name of Intel Corporation nor the names of its
+ *       contributors may be used to endorse or promote products derived
+ *       from this software without specific prior written permission.
+ *
+ *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+
+#ifndef CTX_H
+#define CTX_H
+
+/*
+ * CPU context registers
+ */
+struct ctx {
+       void    *rsp;           /* 0  */
+       void    *rbp;           /* 8  */
+       void    *rip;           /* 16 */
+       void    *rbx;           /* 24 */
+       void    *r12;           /* 32 */
+       void    *r13;           /* 40 */
+       void    *r14;           /* 48 */
+       void    *r15;           /* 56 */
+};
+
+
+void
+ctx_switch(struct ctx *new_ctx, struct ctx *curr_ctx);
+
+
+#endif /* RTE_CTX_H_ */