[PATCH v2] boot: don't enable the non-secure boot commands by default if secure boot enabled

Rover Mo myzmzz at 126.com
Tue Nov 9 08:30:22 CET 2021


Dear Simon Glass,




> Also please do check tests (make qcheck) since sandbox enables more
> options than most boards.

All tests passed, please check the detailed log in the attachment.

Best regards,
Rover Mo

At 2021-11-09 15:21:43, "Rover Mo" <myzmzz at 126.com> wrote:
>To prevent booting unsigned images, don't enable the non-secure boot
>commands(booti, bootz .etc) by default if secure boot enabled.
>
>Signed-off-by: Rover Mo <myzmzz at 126.com>
>Cc: Heinrich Schuchardt <xypron.glpk at gmx.de>
>Cc: Simon Glass <sjg at chromium.org>
>
>---
>
>Changes for v2:
>    - Don't enable the non-secure boot commands too if !EFI_SECURE_BOOT
>    - Update the help information
>    - Changed commit title
>
> cmd/Kconfig         | 11 +++++++++--
> common/Kconfig.boot |  2 +-
> 2 files changed, 10 insertions(+), 3 deletions(-)
>
>diff --git a/cmd/Kconfig b/cmd/Kconfig
>index 5b30b13e43..98c588e638 100644
>--- a/cmd/Kconfig
>+++ b/cmd/Kconfig
>@@ -203,15 +203,22 @@ config BOOTM_EFI
> 
> config CMD_BOOTZ
> 	bool "bootz"
>+	default y if !FIT_SIGNATURE && !EFI_SECURE_BOOT
> 	help
> 	  Boot the Linux zImage
>+	  The bootz command is used for launching unsigned Linux zImage.
>+	  If you want to have secure boot either via signed FIT images or via
>+	  signed UEFI images, this option should be disabled.
> 
> config CMD_BOOTI
> 	bool "booti"
> 	depends on ARM64 || RISCV
>-	default y
>+	default y if !FIT_SIGNATURE && !EFI_SECURE_BOOT
> 	help
>-	  Boot an AArch64 Linux Kernel image from memory.
>+	  Boot an AArch64/RISC-V Linux Kernel image from memory.
>+	  The booti command is used for launching unsigned AArch64 and RISC-V
>+	  Linux kernel images. If you want to have secure boot either via signed
>+	  FIT images or via signed UEFI images, this option should be disabled.
> 
> config BOOTM_LINUX
> 	bool "Support booting Linux OS images"
>diff --git a/common/Kconfig.boot b/common/Kconfig.boot
>index a8d4be23a9..574f35b42e 100644
>--- a/common/Kconfig.boot
>+++ b/common/Kconfig.boot
>@@ -283,7 +283,7 @@ endif # FIT
> 
> config LEGACY_IMAGE_FORMAT
> 	bool "Enable support for the legacy image format"
>-	default y if !FIT_SIGNATURE
>+	default y if !FIT_SIGNATURE && !EFI_SECURE_BOOT
> 	help
> 	  This option enables the legacy image format. It is enabled by
> 	  default for backward compatibility, unless FIT_SIGNATURE is
>-- 
>2.25.1
-------------- next part --------------
/work/open-source/bootloader/u-boot$ make qcheck
./test/run quick
sandbox: +make O=/work/open-source/bootloader/u-boot/build-sandbox -s sandbox_defconfig
+make O=/work/open-source/bootloader/u-boot/build-sandbox -s -j8
================================================================= test session starts ==================================================================
platform linux -- Python 3.8.10, pytest-6.2.5, py-1.10.0, pluggy-0.13.1
rootdir: /work/open-source/bootloader/u-boot/test/py, configfile: pytest.ini
collected 854 items / 111 deselected / 743 selected                                                                                                    

test/py/tests/test_000_version.py .                                                                                                              [  0%]
test/py/tests/test_bind.py ..                                                                                                                    [  0%]
test/py/tests/test_button.py ..                                                                                                                  [  0%]
test/py/tests/test_dfu.py s                                                                                                                      [  0%]
test/py/tests/test_dm.py ...                                                                                                                     [  1%]
test/py/tests/test_efi_fit.py .                                                                                                                  [  1%]
test/py/tests/test_efi_loader.py .sss.s                                                                                                          [  2%]
test/py/tests/test_efi_selftest.py sssss                                                                                                         [  2%]
test/py/tests/test_env.py ...............                                                                                                        [  4%]
test/py/tests/test_extension.py .                                                                                                                [  4%]
test/py/tests/test_fit.py .                                                                                                                      [  5%]
test/py/tests/test_fit_ecdsa.py .                                                                                                                [  5%]
test/py/tests/test_fit_hashes.py .                                                                                                               [  5%]
test/py/tests/test_fpga.py ssssssssssssssssssssssssssss                                                                                          [  9%]
test/py/tests/test_gpio.py ..                                                                                                                    [  9%]
test/py/tests/test_gpt.py .......                                                                                                                [ 10%]
test/py/tests/test_handoff.py s                                                                                                                  [ 10%]
test/py/tests/test_help.py .                                                                                                                     [ 10%]
test/py/tests/test_hush_if_test.py ....................................................................                                          [ 19%]
test/py/tests/test_log.py s.                                                                                                                     [ 20%]
test/py/tests/test_lsblk.py .                                                                                                                    [ 20%]
test/py/tests/test_md.py ..                                                                                                                      [ 20%]
test/py/tests/test_mmc_rd.py ssss                                                                                                                [ 20%]
test/py/tests/test_mmc_wr.py s                                                                                                                   [ 21%]
test/py/tests/test_net.py .sssss                                                                                                                 [ 21%]
test/py/tests/test_ofplatdata.py s                                                                                                               [ 22%]
test/py/tests/test_part.py .                                                                                                                     [ 22%]
test/py/tests/test_pinmux.py .......                                                                                                             [ 23%]
test/py/tests/test_pstore.py ...                                                                                                                 [ 23%]
test/py/tests/test_qfw.py ..                                                                                                                     [ 23%]
test/py/tests/test_sandbox_exit.py ..s.                                                                                                          [ 24%]
test/py/tests/test_scp03.py .                                                                                                                    [ 24%]
test/py/tests/test_sf.py ssss                                                                                                                    [ 25%]
test/py/tests/test_shell_basics.py ....                                                                                                          [ 25%]
test/py/tests/test_sleep.py s                                                                                                                    [ 25%]
test/py/tests/test_spl.py s                                                                                                                      [ 25%]
test/py/tests/test_stackprotector.py .                                                                                                           [ 25%]
test/py/tests/test_tpm2.py ...........                                                                                                           [ 27%]
test/py/tests/test_ums.py s                                                                                                                      [ 27%]
test/py/tests/test_unknown_cmd.py .                                                                                                              [ 27%]
test/py/tests/test_ut.py ....................................................................................................................... [ 43%]
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test/py/tests/test_vboot.py ..........                                                                                                           [ 98%]
test/py/tests/test_android/test_ab.py .                                                                                                          [ 98%]
test/py/tests/test_android/test_abootimg.py .                                                                                                    [ 98%]
test/py/tests/test_android/test_avb.py ss..s.                                                                                                    [ 99%]
test/py/tests/test_fs/test_fs_cmd.py .                                                                                                           [ 99%]
test/py/tests/test_fs/test_squashfs/test_sqfs_load.py .                                                                                          [ 99%]
test/py/tests/test_fs/test_squashfs/test_sqfs_ls.py .                                                                                            [100%]

============================================== 681 passed, 62 skipped, 111 deselected in 63.16s (0:01:03) ==============================================
sandbox_spl: +make O=/work/open-source/bootloader/u-boot/build-sandbox_spl -s sandbox_spl_defconfig
+make O=/work/open-source/bootloader/u-boot/build-sandbox_spl -s -j8
================================================================= test session starts ==================================================================
platform linux -- Python 3.8.10, pytest-6.2.5, py-1.10.0, pluggy-0.13.1
rootdir: /work/open-source/bootloader/u-boot/test/py, configfile: pytest.ini
collected 798 items / 787 deselected / 11 selected                                                                                                     

test/py/tests/test_handoff.py .                                                                                                                  [  9%]
test/py/tests/test_ofplatdata.py .                                                                                                               [ 18%]
test/py/tests/test_spl.py .........                                                                                                              [100%]

========================================================== 11 passed, 787 deselected in 6.47s ==========================================================
sandbox_spl: +make O=/work/open-source/bootloader/u-boot/build-sandbox_noinst -s sandbox_noinst_defconfig
+make O=/work/open-source/bootloader/u-boot/build-sandbox_noinst -s -j8
================================================================= test session starts ==================================================================
platform linux -- Python 3.8.10, pytest-6.2.5, py-1.10.0, pluggy-0.13.1
rootdir: /work/open-source/bootloader/u-boot/test/py, configfile: pytest.ini
collected 798 items / 787 deselected / 11 selected                                                                                                     

test/py/tests/test_handoff.py s                                                                                                                  [  9%]
test/py/tests/test_ofplatdata.py s                                                                                                               [ 18%]
test/py/tests/test_spl.py .........                                                                                                              [100%]

===================================================== 9 passed, 2 skipped, 787 deselected in 6.44s =====================================================
sandbox_flattree: +make O=/work/open-source/bootloader/u-boot/build-sandbox_flattree -s sandbox_flattree_defconfig
+make O=/work/open-source/bootloader/u-boot/build-sandbox_flattree -s -j8
================================================================= test session starts ==================================================================
platform linux -- Python 3.8.10, pytest-6.2.5, py-1.10.0, pluggy-0.13.1
rootdir: /work/open-source/bootloader/u-boot/test/py, configfile: pytest.ini
collected 794 items / 338 deselected / 456 selected                                                                                                    

test/py/tests/test_ut.py ....................................................................................................................... [ 26%]
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========================================================= 456 passed, 338 deselected in 8.67s ==========================================================
binman: <unittest.result.TestResult run=322 errors=0 failures=0>
patman: <unittest.result.TestResult run=44 errors=0 failures=0>
buildman: <unittest.result.TestResult run=46 errors=0 failures=0>
fdt: <unittest.result.TestResult run=41 errors=0 failures=0>
dtoc: <unittest.result.TestResult run=62 errors=0 failures=0>
binman code coverage: <unittest.result.TestResult run=322 errors=0 failures=0>
100%
dtoc code coverage: <unittest.result.TestResult run=62 errors=0 failures=0>
100%
fdt code coverage: <unittest.result.TestResult run=41 errors=0 failures=0>
100%
Tests passed!
/work/open-source/bootloader/u-boot$ 


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