tools: acrn-crashlog: framework of acrn-crashlog

This is the first patch of acrn-crashlog.

This patch initializes the framework of acrn-crashlog: acrnprobe,
common, data, and usercrash. And it initializes the Makefile for
each part.

Signed-off-by: Liu Xinwu <xinwu.liu@intel.com>
Signed-off-by: CHEN Gang <gang.c.chen@intel.com>
Reviewed-by: Zhang Yanmin <yanmin.zhang@intel.com>
Reviewed-by: Liu Chuansheng <chuansheng.liu@intel.com>
Reviewed-by: Zhao Yakui <yakui.zhao@intel.com>
Reviewed-by: Geoffroy Van Cutsem <geoffroy.vancutsem@intel.com>
Acked-by: Eddie Dong <Eddie.dong@intel.com>

tools/acrn-crashlog/common/include/log_sys.h

@@ -0,0 +1,47 @@
+/*
+ * Copyright (C) <2018> Intel Corporation
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef __LOG_SYS_H__
+#define __LOG_SYS_H__
+
+#include <stdarg.h>
+#include <syslog.h>
+
+void do_log(int level,
+#ifdef DEBUG_ACRN_CRASHLOG
+		const char *func, int line,
+#endif
+		...);
+
+#define MAX_LOG_LEN 1024
+#define LOG_LEVEL LOG_WARNING
+
+#ifdef DEBUG_ACRN_CRASHLOG
+#define LOGE(...) \
+		do_log(LOG_ERR, __func__, __LINE__,  __VA_ARGS__)
+
+#define LOGW(...) \
+		do_log(LOG_WARNING, __func__, __LINE__, __VA_ARGS__)
+
+#define LOGI(...) \
+		do_log(LOG_INFO, __func__, __LINE__, __VA_ARGS__)
+
+#define LOGD(...) \
+		do_log(LOG_DEBUG, __func__, __LINE__, __VA_ARGS__)
+#else
+#define LOGE(...) \
+		do_log(LOG_ERR, __VA_ARGS__)
+
+#define LOGW(...) \
+		do_log(LOG_WARNING, __VA_ARGS__)
+
+#define LOGI(...) \
+		do_log(LOG_INFO, __VA_ARGS__)
+
+#define LOGD(...) \
+		do_log(LOG_DEBUG, __VA_ARGS__)
+#endif
+
+#endif