On Wed, 20 Sept 2023 at 11:41, Masahisa Kojima <masahisa.koj...@linaro.org> wrote: > > From: Raymond Mao <raymond....@linaro.org> > > Changes for complying to EFI spec ยง3.5.1.1 > 'Removable Media Boot Behavior'. > Boot variables can be automatically generated during a removable > media is probed. At the same time, unused boot variables will be > detected and removed. > > Please note that currently the function 'efi_disk_remove' has no > ability to distinguish below two scenarios > a) Unplugging of a removable media under U-Boot > b) U-Boot exiting and booting an OS > Thus currently the boot variables management is not added into > 'efi_disk_remove' to avoid boot options being added/erased > repeatedly under scenario b) during power cycles > See TODO comments under function 'efi_disk_remove' for more details > > The original efi_secboot tests expect that BootOrder EFI variable > is not defined. With this commit, the BootOrder EFI variable is > automatically added when the disk is detected. The original efi_secboot > tests end up with unexpected failure. > The efi_secboot tests need to be modified to clear the BootOrder > EFI variable at the beginning of each test. > > Signed-off-by: Raymond Mao <raymond....@linaro.org> > Signed-off-by: Masahisa Kojima <masahisa.koj...@linaro.org> > Reviewed-by: Heinrich Schuchardt <xypron.g...@gmx.de> > --- > lib/efi_loader/efi_disk.c | 18 ++++++++++++++++++ > lib/efi_loader/efi_setup.c | 7 +++++++ > test/py/tests/test_efi_secboot/test_signed.py | 9 +++++++++ > .../test_efi_secboot/test_signed_intca.py | 3 +++ > .../py/tests/test_efi_secboot/test_unsigned.py | 3 +++ > 5 files changed, 40 insertions(+) > > diff --git a/lib/efi_loader/efi_disk.c b/lib/efi_loader/efi_disk.c > index f0d76113b0..b808a7fe62 100644 > --- a/lib/efi_loader/efi_disk.c > +++ b/lib/efi_loader/efi_disk.c > @@ -690,6 +690,13 @@ int efi_disk_probe(void *ctx, struct event *event) > return -1; > } > > + /* only do the boot option management when UEFI sub-system is > initialized */ > + if (IS_ENABLED(CONFIG_CMD_BOOTEFI_BOOTMGR) && > efi_obj_list_initialized == EFI_SUCCESS) { > + ret = efi_bootmgr_update_media_device_boot_option(); > + if (ret != EFI_SUCCESS) > + return -1; > + } > + > return 0; > } > > @@ -742,6 +749,17 @@ int efi_disk_remove(void *ctx, struct event *event) > dev_tag_del(dev, DM_TAG_EFI); > > return 0; > + > + /* > + * TODO A flag to distinguish below 2 different scenarios of this > + * function call is needed: > + * a) Unplugging of a removable media under U-Boot > + * b) U-Boot exiting and booting an OS > + * In case of scenario a), > efi_bootmgr_update_media_device_boot_option() > + * needs to be invoked here to update the boot options and remove the > + * unnecessary ones. > + */ > + > } > > /** > diff --git a/lib/efi_loader/efi_setup.c b/lib/efi_loader/efi_setup.c > index 58d4e13402..69c8b27730 100644 > --- a/lib/efi_loader/efi_setup.c > +++ b/lib/efi_loader/efi_setup.c > @@ -245,6 +245,13 @@ efi_status_t efi_init_obj_list(void) > if (ret != EFI_SUCCESS) > goto out; > > + if (IS_ENABLED(CONFIG_CMD_BOOTEFI_BOOTMGR)) { > + /* update boot option after variable service initialized */ > + ret = efi_bootmgr_update_media_device_boot_option(); > + if (ret != EFI_SUCCESS) > + goto out; > + } > + > /* Define supported languages */ > ret = efi_init_platform_lang(); > if (ret != EFI_SUCCESS) > diff --git a/test/py/tests/test_efi_secboot/test_signed.py > b/test/py/tests/test_efi_secboot/test_signed.py > index ca52e853d8..b77b60e223 100644 > --- a/test/py/tests/test_efi_secboot/test_signed.py > +++ b/test/py/tests/test_efi_secboot/test_signed.py > @@ -28,6 +28,7 @@ class TestEfiSignedImage(object): > # Test Case 1a, run signed image if no PK > output = u_boot_console.run_command_list([ > 'host bind 0 %s' % disk_img, > + 'setenv -e -nv -bs -rt BootOrder', > 'efidebug boot add -b 1 HELLO1 host 0:1 > /helloworld.efi.signed -s ""', > 'efidebug boot next 1', > 'bootefi bootmgr']) > @@ -52,6 +53,7 @@ class TestEfiSignedImage(object): > # Test Case 2a, db is not yet installed > output = u_boot_console.run_command_list([ > 'host bind 0 %s' % disk_img, > + 'setenv -e -nv -bs -rt BootOrder', > 'fatload host 0:1 4000000 KEK.auth', > 'setenv -e -nv -bs -rt -at -i 4000000:$filesize KEK', > 'fatload host 0:1 4000000 PK.auth', > @@ -96,6 +98,7 @@ class TestEfiSignedImage(object): > # Test Case 3a, rejected by dbx > output = u_boot_console.run_command_list([ > 'host bind 0 %s' % disk_img, > + 'setenv -e -nv -bs -rt BootOrder', > 'fatload host 0:1 4000000 db.auth', > 'setenv -e -nv -bs -rt -at -i 4000000:$filesize dbx', > 'fatload host 0:1 4000000 KEK.auth', > @@ -132,6 +135,7 @@ class TestEfiSignedImage(object): > # Test Case 4, rejected by dbx > output = u_boot_console.run_command_list([ > 'host bind 0 %s' % disk_img, > + 'setenv -e -nv -bs -rt BootOrder', > 'fatload host 0:1 4000000 dbx_hash.auth', > 'setenv -e -nv -bs -rt -at -i 4000000:$filesize dbx', > 'fatload host 0:1 4000000 db.auth', > @@ -161,6 +165,7 @@ class TestEfiSignedImage(object): > # is verified > output = u_boot_console.run_command_list([ > 'host bind 0 %s' % disk_img, > + 'setenv -e -nv -bs -rt BootOrder', > 'fatload host 0:1 4000000 db.auth', > 'setenv -e -nv -bs -rt -at -i 4000000:$filesize db', > 'fatload host 0:1 4000000 KEK.auth', > @@ -217,6 +222,7 @@ class TestEfiSignedImage(object): > # is verified. Same as before but reject dbx_hash1.auth only > output = u_boot_console.run_command_list([ > 'host bind 0 %s' % disk_img, > + 'setenv -e -nv -bs -rt BootOrder', > 'fatload host 0:1 4000000 db.auth', > 'setenv -e -nv -bs -rt -at -i 4000000:$filesize db', > 'fatload host 0:1 4000000 KEK.auth', > @@ -294,6 +300,7 @@ class TestEfiSignedImage(object): > with u_boot_console.log.section('Test Case 7a'): > output = u_boot_console.run_command_list([ > 'host bind 0 %s' % disk_img, > + 'setenv -e -nv -bs -rt BootOrder', > 'fatload host 0:1 4000000 db.auth', > 'setenv -e -nv -bs -rt -at -i 4000000:$filesize db', > 'fatload host 0:1 4000000 KEK.auth', > @@ -317,6 +324,7 @@ class TestEfiSignedImage(object): > with u_boot_console.log.section('Test Case 7b'): > output = u_boot_console.run_command_list([ > 'host bind 0 %s' % disk_img, > + 'setenv -e -nv -bs -rt BootOrder', > 'fatload host 0:1 4000000 db.auth', > 'setenv -e -nv -bs -rt -at -i 4000000:$filesize db', > 'fatload host 0:1 4000000 KEK.auth', > @@ -348,6 +356,7 @@ class TestEfiSignedImage(object): > # Test Case 8a, Secure boot is not yet forced > output = u_boot_console.run_command_list([ > 'host bind 0 %s' % disk_img, > + 'setenv -e -nv -bs -rt BootOrder', > 'efidebug boot add -b 1 HELLO1 host 0:1 > /helloworld_forged.efi.signed -s ""', > 'efidebug boot next 1', > 'efidebug test bootmgr']) > diff --git a/test/py/tests/test_efi_secboot/test_signed_intca.py > b/test/py/tests/test_efi_secboot/test_signed_intca.py > index d8d599d22f..318715fa08 100644 > --- a/test/py/tests/test_efi_secboot/test_signed_intca.py > +++ b/test/py/tests/test_efi_secboot/test_signed_intca.py > @@ -30,6 +30,7 @@ class TestEfiSignedImageIntca(object): > # Test Case 1a, with no Int CA and not authenticated by root CA > output = u_boot_console.run_command_list([ > 'host bind 0 %s' % disk_img, > + 'setenv -e -nv -bs -rt BootOrder', > 'fatload host 0:1 4000000 db_c.auth', > 'setenv -e -nv -bs -rt -at -i 4000000:$filesize db', > 'fatload host 0:1 4000000 KEK.auth', > @@ -63,6 +64,7 @@ class TestEfiSignedImageIntca(object): > # Test Case 2a, unsigned and not authenticated by root CA > output = u_boot_console.run_command_list([ > 'host bind 0 %s' % disk_img, > + 'setenv -e -nv -bs -rt BootOrder', > 'fatload host 0:1 4000000 KEK.auth', > 'setenv -e -nv -bs -rt -at -i 4000000:$filesize KEK', > 'fatload host 0:1 4000000 PK.auth', > @@ -105,6 +107,7 @@ class TestEfiSignedImageIntca(object): > # Test Case 3a, revoked by int CA in dbx > output = u_boot_console.run_command_list([ > 'host bind 0 %s' % disk_img, > + 'setenv -e -nv -bs -rt BootOrder', > 'fatload host 0:1 4000000 dbx_b.auth', > 'setenv -e -nv -bs -rt -at -i 4000000:$filesize dbx', > 'fatload host 0:1 4000000 db_c.auth', > diff --git a/test/py/tests/test_efi_secboot/test_unsigned.py > b/test/py/tests/test_efi_secboot/test_unsigned.py > index df63f0df08..9042a46ccc 100644 > --- a/test/py/tests/test_efi_secboot/test_unsigned.py > +++ b/test/py/tests/test_efi_secboot/test_unsigned.py > @@ -28,6 +28,7 @@ class TestEfiUnsignedImage(object): > # Test Case 1 > output = u_boot_console.run_command_list([ > 'host bind 0 %s' % disk_img, > + 'setenv -e -nv -bs -rt BootOrder', > 'fatload host 0:1 4000000 KEK.auth', > 'setenv -e -nv -bs -rt -at -i 4000000:$filesize KEK', > 'fatload host 0:1 4000000 PK.auth', > @@ -55,6 +56,7 @@ class TestEfiUnsignedImage(object): > # Test Case 2 > output = u_boot_console.run_command_list([ > 'host bind 0 %s' % disk_img, > + 'setenv -e -nv -bs -rt BootOrder', > 'fatload host 0:1 4000000 db_hello.auth', > 'setenv -e -nv -bs -rt -at -i 4000000:$filesize db', > 'fatload host 0:1 4000000 KEK.auth', > @@ -79,6 +81,7 @@ class TestEfiUnsignedImage(object): > # Test Case 3a, rejected by dbx > output = u_boot_console.run_command_list([ > 'host bind 0 %s' % disk_img, > + 'setenv -e -nv -bs -rt BootOrder', > 'fatload host 0:1 4000000 db_hello.auth', > 'setenv -e -nv -bs -rt -at -i 4000000:$filesize dbx', > 'fatload host 0:1 4000000 KEK.auth', > > base-commit: 8bd7d08407f986fe3c69f3e198f6f7152e12dea8 > -- > 2.34.1 >
I think you should add your co-developped-by tag now since you fixed the CI issues, With that Reviewed-by: Ilias Apalodimas <ilias.apalodi...@linaro.org>