Commit Graph

2 Commits

Author SHA1 Message Date
Che-yu Wu
64ecddfd86 ec: Add a task information library for the stack analyzer.
Add a shared library to export task information.
Modified the stack analyzer to get information from the shared library.
Show allocated stack sizes of tasks in the stack analyzer.

To get the all task information (including the allocated stack size),
A shared library is added and compiled with the board to export all
configurations of the tasklist.

BUG=chromium:648840
BRANCH=none
TEST=extra/stack_analyzer/stack_analyzer_unittest.py
     make BOARD=elm && extra/stack_analyzer/stack_analyzer.py \
         --objdump=arm-none-eabi-objdump \
         --addr2line=arm-none-eabi-addr2line \
         --export_taskinfo=./build/elm/util/export_taskinfo.so \
         --section=RW \
         ./build/elm/RW/ec.RW.elf
     make BOARD=${BOARD} SECTION=${SECTION} analyzestack

Change-Id: I72f01424142bb0a99c6776a55735557308e2cab6
Signed-off-by: Che-yu Wu <cheyuw@google.com>
Reviewed-on: https://chromium-review.googlesource.com/611693
Reviewed-by: Nicolas Boichat <drinkcat@chromium.org>
2017-08-15 00:25:20 -07:00
Che-yu Wu
1bf7abdc20 ec: Add analysis tool for firmware stack usage.
Add a static analysis tool for firmware stack usage.
Add an new Makefile rule to analyze the stack usages of firmwares.

Details about the tool can be found in extra/stack_analyzer/README.md.

BUG=chromium:648840
BRANCH=none
TEST=extra/stack_analyzer/stack_analyzer_unittest.py
     make BOARD=elm && make BOARD=elm build/elm/RW/ec.RW.taskinfo && \
         extra/stack_analyzer/stack_analyzer.py \
         --objdump=arm-none-eabi-objdump \
         --addr2line=arm-none-eabi-addr2line \
         ./build/elm/RW/ec.RW.elf ./build/elm/RW/ec.RW.taskinfo
     make BOARD=${BOARD} SECTION=${SECTION} analyzestack

Change-Id: Ifb1b5f5ad6be8f8b125b14d6ee03e25cb385895b
Signed-off-by: Che-yu Wu <cheyuw@google.com>
Reviewed-on: https://chromium-review.googlesource.com/576411
Reviewed-by: Nicolas Boichat <drinkcat@chromium.org>
2017-08-14 05:54:35 -07:00