Changeset e9c1639 in mainline

Timestamp:

2020-12-09T15:53:25Z (3 years ago)

Author:

parth-27 <parth1020patel@…>

Children:

693e4cf

Parents:

25f26600

Message:

added option for running multiple cpus

File:

• tools/ew.py (modified) (4 diffs)

tools/ew.py

@@ -257 +257 @@
         cmd = 'qemu-' + suffix
 
+        if cpus:
+        cmd += ' -smp cpus=' + cpus + ' '
+
         cmdline = cmd
         if 'qemu_path' in overrides.keys():
@@ -419 +422 @@
 def usage():
         print("%s - emulator wrapper for running HelenOS\n" % os.path.basename(sys.argv[0]))
-        print("%s [-d] [-h] [-net e1k|rtl8139|ne2k|virtio-net] [-hdd ata|virtio-blk] [-nohdd] [-nokvm] [-nonet] [-nosnd] [-nousb] [-noxhci] [-notablet]\n" %
+        print("%s [$] [-d] [-h] [-net e1k|rtl8139|ne2k|virtio-net] [-hdd ata|virtio-blk] [-nohdd] [-nokvm] [-nonet] [-nosnd] [-nousb] [-noxhci] [-notablet]\n" %
             os.path.basename(sys.argv[0]))
+        print("$\t to run multiple($) cpus")
         print("-d\tDry run: do not run the emulation, just print the command line.")
         print("-h\tPrint the usage information and exit.")
@@ -442 +446 @@
         expect_hdd = False
         expect_qemu = False
+        global cpus
+    cpus = ''
 
         for i in range(1, len(sys.argv)):
@@ -482 +488 @@
                         usage()
                         exit()
+                elif sys.argv[i].isdigit():
+            cpus = sys.argv[i]
                 elif sys.argv[i] == '-d':
                         overrides['dryrun'] = True