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GPT: create block device for sandbox testing

Provide a Python function that creates a small block device for the
purpose of testing the cmd/gpt.c or cmd/part.c functions in the u-boot
sandbox.

Signed-off-by: Alison Chaiken <alison@peloton-tech.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Alison Chaiken 6 anni fa
parent
commit
bf6d76b84a
2 ha cambiato i file con 24 aggiunte e 0 eliminazioni
  1. 5 0
      board/sandbox/README.sandbox
  2. 19 0
      test/py/make_test_disk.py

+ 5 - 0
board/sandbox/README.sandbox

@@ -337,6 +337,11 @@ $> lodev=`sudo losetup -P -f --show ./disk.raw`
 $> sudo mkfs.vfat -n EFI -v ${lodev}p1
 $> sudo mkfs.ext4 -L ROOT -v ${lodev}p2
 
+or utilize the device described in test/py/make_test_disk.py:
+
+   #!/usr/bin/python
+   import make_test_disk
+   make_test_disk.makeDisk()
 
 Writing Sandbox Drivers
 -----------------------

+ 19 - 0
test/py/make_test_disk.py

@@ -0,0 +1,19 @@
+# Copyright (c) 2017 Alison Chaiken
+#
+# SPDX-License-Identifier: GPL-2.0
+#
+# Create a block device for testing of 'gpt' and 'part' commands.
+
+import os
+
+def makeDisk():
+    if (os.path.exists("testdisk.raw")):
+        os.remove("testdisk.raw")
+    fd = os.open("testdisk.raw", os.O_RDWR|os.O_CREAT )
+    os.ftruncate(fd, 4194304)
+    os.close(fd)
+    os.spawnl(os.P_WAIT, "/sbin/sgdisk", "sgdisk", "-U",
+          "375a56f7-d6c9-4e81-b5f0-09d41ca89efe", "testdisk.raw")
+    os.spawnl(os.P_WAIT, "/sbin/sgdisk", "sgdisk", "--new=1:2048:2560", "testdisk.raw")
+    os.spawnl(os.P_WAIT, "/sbin/sgdisk", "sgdisk", "--new=2:4096:4608", "testdisk.raw")
+    os.spawnl(os.P_WAIT, "/sbin/gdisk", "sgdisk", "-l", "testdisk.raw")