Generate logo on build

.gitignore

@@ -6,3 +6,4 @@ uefi-*.img.gz-dtb
 workspace
 *.dll
 ramdisk
+sdm845Pkg/Drivers/LogoDxe/Logo.bmp

assets/generate-logo.py

@@ -0,0 +1,46 @@
+#!/usr/bin/python3
+
+import time
+ohmydate = str(time.strftime("%Y-%m-%d %H:%M:%S", time.localtime()))
+
+import sys 
+pwd = sys.path[0]
+
+import PIL
+from PIL import ImageFont
+from PIL import Image
+from PIL import ImageDraw
+from git import Repo
+ 
+
+imageFile = pwd + "/Logo.bmp"
+file_save_dir = pwd + "/../sdm845Pkg/Drivers/LogoDxe/"
+outputName = "Logo"
+print(ohmydate)
+ 
+repoPath = pwd + "/.."
+repo = Repo(repoPath)
+gitHead = str(repo.head.commit)
+print(gitHead)
+strs = "head:" + gitHead + "\n Build:" + ohmydate
+ 
+
+x = 1
+y = 1
+word_size = 11
+word_css  = pwd + "/NotoSerif-Italic.ttf"
+ 
+#Set font
+font = ImageFont.truetype(word_css,word_size)
+ 
+
+im1=Image.open(imageFile)
+draw = ImageDraw.Draw(im1)
+print(font.getsize(strs))
+draw.text((x, y),strs,(255,255,0),font=font)
+        
+
+new_filename = file_save_dir  +outputName.replace(",","-").replace("\n","-")+".bmp"
+im1.save(new_filename) 
+del draw
+im1.close()