1 files changed, 15 insertions, 1 deletions
diff --git a/BaseTools/Edk2ToolsBuild.py b/BaseTools/Edk2ToolsBuild.py
index 057d2e9e06..1ea8187de6 100644
--- a/BaseTools/Edk2ToolsBuild.py
+++ b/BaseTools/Edk2ToolsBuild.py
@@ -11,6 +11,7 @@ import os
 import sys
 import logging
 import argparse
+import multiprocessing
 from edk2toolext import edk2_logging
 from edk2toolext.environment import self_describing_environment
 from edk2toolext.base_abstract_invocable import BaseAbstractInvocable
@@ -141,7 +142,8 @@ class Edk2ToolsBuild(BaseAbstractInvocable):
             return ret
 
         elif self.tool_chain_tag.lower().startswith("gcc"):
-            ret = RunCmd("make", "-C .", workingdir=shell_env.get_shell_var("EDK_TOOLS_PATH"))
+            cpu_count = self.GetCpuThreads()
+            ret = RunCmd("make", f"-C .  -j {cpu_count}", workingdir=shell_env.get_shell_var("EDK_TOOLS_PATH"))
             if ret != 0:
                 raise Exception("Failed to build.")
 
@@ -154,6 +156,18 @@ class Edk2ToolsBuild(BaseAbstractInvocable):
         logging.critical("Tool Chain not supported")
         return -1
 
+    def GetCpuThreads(self) -> int:
+        ''' Function to return number of cpus. If error return 1'''
+        cpus = 1
+        try:
+            cpus = multiprocessing.cpu_count()
+        except:
+            # from the internet there are cases where cpu_count is not implemented.
+            # will handle error by just doing single proc build
+            pass
+        return cpus
+
+
 
 def main():
     Edk2ToolsBuild().Invoke()