diff --git a/.gitconfig b/.gitconfig
index 6b71e92..634beaf 100644
--- a/.gitconfig
+++ b/.gitconfig
@@ -38,6 +38,7 @@
     cleanbrshow = remote prune origin --dry-run
     contains = !sh -c 'git branch -a --contains $1' -
     wdiff = diff --word-diff=color --unified=1
+    first = rev-list --max-parents=0 HEAD # or use log --reverse
 [branch]
     #New branch track remote
     #autoSetupMerge = always
diff --git a/.vim/vimwiki/Serial and time.wiki b/.vim/vimwiki/Serial and time.wiki
new file mode 100644
index 0000000..5b06bab
--- /dev/null
+++ b/.vim/vimwiki/Serial and time.wiki	
@@ -0,0 +1,2 @@
+ ~/Sources/grabserial-1.9.3                                                   
+ o390pix0053% ./grabserial  -v -d  /dev/ttyUSB1 -m "^U-Boot 2010.06-00003-g77be133-dirty" -t -e 30
diff --git a/.vim/vimwiki/cppcheck.wiki b/.vim/vimwiki/cppcheck.wiki
new file mode 100644
index 0000000..a324aec
--- /dev/null
+++ b/.vim/vimwiki/cppcheck.wiki
@@ -0,0 +1,8 @@
+== generate report ==
+find -name "*.c" -o -name "*.cpp" | grep -v lib | xargs cppcheck 2> repport
+
+* Error list cppcheck --errorlist | grep -v "severity=\"style\"" | sed "s/.*msg=\"\(.*\)\".*/\1/g" | sed '/^\s*$/d' | recode xml..ascii
+
+== more tools ==
+* git pre-commit https://github.com/danmar/cppcheck/blob/master/tools/git-pre-commit-cppcheck
+* 
diff --git a/.vim/vimwiki/index.wiki b/.vim/vimwiki/index.wiki
index 38377af..36736ab 100644
--- a/.vim/vimwiki/index.wiki
+++ b/.vim/vimwiki/index.wiki
@@ -4,6 +4,8 @@
 = Dev =
 * [[Code Checker]]
 * [[GCC]]
+* [[cppcheck]]
+* [[Serial and time]]
 = Android =
 * [[AndroidCamera]]
 
diff --git a/README.md b/README.md
index 69724f6..71be6b5 100644
--- a/README.md
+++ b/README.md
@@ -3,6 +3,7 @@
 This repo contains a set of tools and configuration files used for development.
 Especially for Android Rom development
 
+gdb init came from : https://github.com/cyrus-and/gdb-dashboard
 ## Install tool
 First get git submodule:
 ```
@@ -81,3 +82,7 @@ Vim plugins are managed by vundle. So at first lunch you have to run in vim
 * unrar
 * unzip
 * xchat
+
+# dev tools
+* cppcheck
+* cppcheck git precommit https://github.com/danmar/cppcheck/blob/master/tools/git-pre-commit-cppcheck