gdb python scripts - not workinggdb-python

Signed-off-by: Peter Griffin <peter.griffin@linaro.org>

4 files changed, 86 insertions, 0 deletions

diff --git a/Makefile b/Makefile
index 1a132ea43ca5..28ca1aa8f1c2 100644
--- a/Makefile
+++ b/Makefile
@@ -922,6 +922,7 @@ ifdef CONFIG_BUILD_DOCSRC
 	$(Q)$(MAKE) $(build)=Documentation
 endif
 ifdef CONFIG_GDB_SCRIPTS
+	echo >&2 "  Making symbolic link";
 	$(Q)ln -fsn `cd $(srctree) && /bin/pwd`/scripts/gdb/vmlinux-gdb.py
 endif
 	+$(call if_changed,link-vmlinux)
diff --git a/arch/arm/configs/multi_v7_defconfig b/arch/arm/configs/multi_v7_defconfig
index 03deb7fb35e8..94a6dcd051dc 100644
--- a/arch/arm/configs/multi_v7_defconfig
+++ b/arch/arm/configs/multi_v7_defconfig
@@ -1,3 +1,5 @@
+CONFIG_DEBUG_INFO=y
+CONFIG_GDB_SCRIPTS=y
 CONFIG_SYSVIPC=y
 CONFIG_FHANDLE=y
 CONFIG_IRQ_DOMAIN_DEBUG=y
diff --git a/scripts/gdb/linux/symbols.py b/scripts/gdb/linux/symbols.py
index 627750cb420d..8cfc4debef0a 100644
--- a/scripts/gdb/linux/symbols.py
+++ b/scripts/gdb/linux/symbols.py
@@ -16,6 +16,15 @@ import os
 import re
 
 from linux import modules
+#from itertools import *
+import itertools
+
+from gdb.FrameDecorator import FrameDecorator
+
+import gdb
+import itertools
+from gdb.FrameDecorator import FrameDecorator
+import copy
 
 
 if hasattr(gdb, 'Breakpoint'):
@@ -174,3 +183,76 @@ lx-symbols command."""
 
 
 LxSymbols()
+
+#class FrameFilter():
+#     
+#    def __init__(self):
+#        # Frame filter attribute creation.
+#        #
+#            # 'name' is the name of the filter that GDB will display.
+#        #
+#        # 'priority' is the priority of the filter relative to other
+#        # filters.
+#        #
+#        # 'enabled' is a boolean that indicates whether this filter is
+#        # enabled and should be executed.
+#     
+#        self.name = "Exception Filter"
+#        self.priority = 100
+#        self.enabled = True
+#     
+#        # Register this frame filter with the global frame_filters
+#        # dictionary.
+#        gdb.frame_filters[self.name] = self
+#     
+#    def filter(self, frame_iter):
+#        # Just return the iterator.
+#        return frame_iter
+
+#FrameFilter()
+
+
+#frame decorator
+#https://sourceware.org/gdb/onlinedocs/gdb/Frame-Decorator-API.html#Frame-Decorator-API
+
+class ExceptionFrameDecorator(FrameDecorator):
+     
+    def __init__(self, fobj):
+        super(ExceptionFrameDecorator, self).__init__(fobj)
+     
+    def function(self):
+        frame = fobj.inferior_frame()
+        name = str(frame.name())
+     
+        if frame.type() == gdb.INLINE_FRAME:
+            name = name + " [inlined]"
+            print "Name is: %s" % name
+     
+        return name
+
+class ExceptionFilter():
+     
+    def __init__(self):
+        self.name = "ExceptionFrameFilter"
+        self.priority = 100
+        self.enabled = True
+        gdb.frame_filters[self.name] = self
+     
+
+#This filter method is passed a Python iterator.
+#This iterator contains a sequence of frame decorators that wrap each gdb.Frame
+#or a frame decorator that wraps another frame decorator. 
+
+    def filter(self, frame_iter):
+
+#        for FrameDec in frame_iter:
+ #           print FrameDec
+#            FrameDec.inferior_frame(self)
+#                print Frame
+
+        frame_iter = itertools.imap(ExceptionFrameDecorator,
+                                         frame_iter)
+        return frame_iter
+
+ExceptionFilter()
+
diff --git a/scripts/gdb/vmlinux-gdb.py b/scripts/gdb/vmlinux-gdb.py
index ce82bf5c3943..6dc8c8084ab6 100644
--- a/scripts/gdb/vmlinux-gdb.py
+++ b/scripts/gdb/vmlinux-gdb.py
@@ -29,3 +29,4 @@ else:
     import linux.tasks
     import linux.cpus
     import linux.lists
+