[Feature]add MT2731_MP2_MR2_SVN388 baseline version
Change-Id: Ief04314834b31e27effab435d3ca8ba33b499059
diff --git a/src/kernel/linux/v4.14/tools/perf/util/probe-finder.h b/src/kernel/linux/v4.14/tools/perf/util/probe-finder.h
new file mode 100644
index 0000000..1625298
--- /dev/null
+++ b/src/kernel/linux/v4.14/tools/perf/util/probe-finder.h
@@ -0,0 +1,122 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef _PROBE_FINDER_H
+#define _PROBE_FINDER_H
+
+#include <stdbool.h>
+#include "intlist.h"
+#include "probe-event.h"
+#include "sane_ctype.h"
+
+#define MAX_PROBE_BUFFER 1024
+#define MAX_PROBES 128
+#define MAX_PROBE_ARGS 128
+
+#define PROBE_ARG_VARS "$vars"
+#define PROBE_ARG_PARAMS "$params"
+
+static inline int is_c_varname(const char *name)
+{
+ /* TODO */
+ return isalpha(name[0]) || name[0] == '_';
+}
+
+#ifdef HAVE_DWARF_SUPPORT
+
+#include "dwarf-aux.h"
+
+/* TODO: export debuginfo data structure even if no dwarf support */
+
+/* debug information structure */
+struct debuginfo {
+ Dwarf *dbg;
+ Dwfl_Module *mod;
+ Dwfl *dwfl;
+ Dwarf_Addr bias;
+};
+
+/* This also tries to open distro debuginfo */
+struct debuginfo *debuginfo__new(const char *path);
+void debuginfo__delete(struct debuginfo *dbg);
+
+/* Find probe_trace_events specified by perf_probe_event from debuginfo */
+int debuginfo__find_trace_events(struct debuginfo *dbg,
+ struct perf_probe_event *pev,
+ struct probe_trace_event **tevs);
+
+/* Find a perf_probe_point from debuginfo */
+int debuginfo__find_probe_point(struct debuginfo *dbg, unsigned long addr,
+ struct perf_probe_point *ppt);
+
+int debuginfo__get_text_offset(struct debuginfo *dbg, Dwarf_Addr *offs,
+ bool adjust_offset);
+
+/* Find a line range */
+int debuginfo__find_line_range(struct debuginfo *dbg, struct line_range *lr);
+
+/* Find available variables */
+int debuginfo__find_available_vars_at(struct debuginfo *dbg,
+ struct perf_probe_event *pev,
+ struct variable_list **vls);
+
+/* Find a src file from a DWARF tag path */
+int get_real_path(const char *raw_path, const char *comp_dir,
+ char **new_path);
+
+struct probe_finder {
+ struct perf_probe_event *pev; /* Target probe event */
+
+ /* Callback when a probe point is found */
+ int (*callback)(Dwarf_Die *sc_die, struct probe_finder *pf);
+
+ /* For function searching */
+ int lno; /* Line number */
+ Dwarf_Addr addr; /* Address */
+ const char *fname; /* Real file name */
+ Dwarf_Die cu_die; /* Current CU */
+ Dwarf_Die sp_die;
+ struct intlist *lcache; /* Line cache for lazy match */
+
+ /* For variable searching */
+#if _ELFUTILS_PREREQ(0, 142)
+ /* Call Frame Information from .eh_frame */
+ Dwarf_CFI *cfi_eh;
+ /* Call Frame Information from .debug_frame */
+ Dwarf_CFI *cfi_dbg;
+#endif
+ Dwarf_Op *fb_ops; /* Frame base attribute */
+ unsigned int machine; /* Target machine arch */
+ struct perf_probe_arg *pvar; /* Current target variable */
+ struct probe_trace_arg *tvar; /* Current result variable */
+};
+
+struct trace_event_finder {
+ struct probe_finder pf;
+ Dwfl_Module *mod; /* For solving symbols */
+ struct probe_trace_event *tevs; /* Found trace events */
+ int ntevs; /* Number of trace events */
+ int max_tevs; /* Max number of trace events */
+};
+
+struct available_var_finder {
+ struct probe_finder pf;
+ Dwfl_Module *mod; /* For solving symbols */
+ struct variable_list *vls; /* Found variable lists */
+ int nvls; /* Number of variable lists */
+ int max_vls; /* Max no. of variable lists */
+ bool child; /* Search child scopes */
+};
+
+struct line_finder {
+ struct line_range *lr; /* Target line range */
+
+ const char *fname; /* File name */
+ int lno_s; /* Start line number */
+ int lno_e; /* End line number */
+ Dwarf_Die cu_die; /* Current CU */
+ Dwarf_Die sp_die;
+ int found;
+};
+
+#endif /* HAVE_DWARF_SUPPORT */
+
+#endif /*_PROBE_FINDER_H */