kfdtest: add base debug class and debug attach/detach operation

Add base debug class and attach/detach operations.

Signed-off-by: Jonathan Kim <jonathan.kim@amd.com>
Change-Id: I60f3c166646f05838fec208ac2f59bba998c63f8

tests/kfdtest/src/BaseDebug.hpp

@@ -0,0 +1,50 @@
+/*
+ * Copyright (C) 2023 Advanced Micro Devices, Inc. All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ */
+
+#ifndef __KFD_BASE_DEBUG__H__
+#define __KFD_BASE_DEBUG__H__
+
+#include "hsakmt.h"
+#include <poll.h>
+#include <stdlib.h>
+
+// @class BaseDebug
+class BaseDebug {
+ public:
+    BaseDebug(void);
+    virtual ~BaseDebug(void);
+
+    HSAKMT_STATUS Attach(struct kfd_runtime_info *rInfo,
+                         int rInfoSize,
+                         unsigned int pid,
+                         uint64_t exceptionEnable);
+
+    void Detach(void);
+
+ private:
+    unsigned int m_Pid;
+    struct pollfd m_Fd;
+    const char *m_Fd_Name = "/tmp/dbg_fifo";
+};
+
+#endif  // __KFD_BASE_DEBUG__H__