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support/testing: add mtd test

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Signed-off-by: Brandon Maier <brandon.maier@collins.com>
[yann.morin.1998@free.fr:
  - don't set an empty BR2_ENABLE_LOCALE_WHITELIST
]
Signed-off-by: Yann E. MORIN <yann.morin.1998@free.fr>
(cherry picked from commit 5806419b91)
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
This commit is contained in:
Brandon Maier 2024-05-29 20:24:22 +00:00 committed by Peter Korsgaard
parent 6c2a12f96d
commit bb0164a6d2
1 changed files with 47 additions and 0 deletions
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47
support/testing/tests/package/test_mtd.py Normal file
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@ -0,0 +1,47 @@
import os
import infra.basetest
class TestMtd(infra.basetest.BRTest):
config = infra.basetest.BASIC_TOOLCHAIN_CONFIG + \
"""
BR2_PACKAGE_MTD=y
# BR2_TARGET_ROOTFS_TAR is not set
BR2_TARGET_ROOTFS_CPIO=y
"""
def test_run(self):
cpio_file = os.path.join(self.builddir, "images", "rootfs.cpio")
self.emulator.boot(arch="armv7",
kernel="builtin",
options=["-initrd", cpio_file])
self.emulator.login()
mtd = "/dev/mtd0"
erasesize = 256 * 1024
test_sectors = 4
test_size = erasesize * test_sectors
output, exit_code = self.emulator.run(f"mtd_debug info {mtd}")
output = [x.strip() for x in output if x.strip()]
self.assertEqual(output, [
"mtd.type = MTD_NORFLASH",
"mtd.flags = MTD_CAP_NORFLASH",
"mtd.size = 134217728 (128M)",
"mtd.erasesize = 262144 (256K)",
"mtd.writesize = 1",
"mtd.oobsize = 0",
"regions = 0",
])
# Test flashcp
self.assertRunOk(f"dd if=/dev/urandom of=random.bin bs={test_size} count=1")
self.assertRunOk(f"flashcp random.bin {mtd}")
self.assertRunOk(f"cmp -s -n {test_size} random.bin {mtd}")
# Test flash_erase
self.assertRunOk(f"dd if=/dev/zero bs={test_size} count=1 | tr '\\000' '\\377' >nor-erase.bin")
self.assertRunOk(f"flash_erase {mtd} 0 {test_sectors}")
self.assertRunOk(f"cmp -s -n {test_size} nor-erase.bin {mtd}")