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From: Sumit Garg <sumit.garg@linaro.org>
To: Jarkko Sakkinen <jarkko@kernel.org>
Cc: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>,
	Mimi Zohar <zohar@linux.ibm.com>,
	James Bottomley <jejb@linux.ibm.com>,
	David Howells <dhowells@redhat.com>,
	Jens Wiklander <jens.wiklander@linaro.org>,
	Jonathan Corbet <corbet@lwn.net>,
	James Morris <jmorris@namei.org>,
	"Serge E. Hallyn" <serge@hallyn.com>,
	Casey Schaufler <casey@schaufler-ca.com>,
	Janne Karhunen <janne.karhunen@gmail.com>,
	Daniel Thompson <daniel.thompson@linaro.org>,
	Markus Wamser <Markus.Wamser@mixed-mode.de>,
	Luke Hinds <lhinds@redhat.com>,
	"open list:ASYMMETRIC KEYS" <keyrings@vger.kernel.org>,
	linux-integrity@vger.kernel.org,
	"open list:SECURITY SUBSYSTEM" 
	<linux-security-module@vger.kernel.org>,
	Linux Doc Mailing List <linux-doc@vger.kernel.org>,
	Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
	linux-arm-kernel <linux-arm-kernel@lists.infradead.org>,
	op-tee@lists.trustedfirmware.org
Subject: Re: [PATCH v8 2/4] KEYS: trusted: Introduce TEE based Trusted Keys
Date: Wed, 20 Jan 2021 12:53:28 +0530	[thread overview]
Message-ID: <CAFA6WYP5G6NfGk96ePOC+2kpD6B+4hz9nywyUM9Nh=dJDYMiuA@mail.gmail.com> (raw)
In-Reply-To: <YAeH2pb8szQyjusL@kernel.org>

On Wed, 20 Jan 2021 at 07:01, Jarkko Sakkinen <jarkko@kernel.org> wrote:
>
> On Tue, Jan 19, 2021 at 12:30:42PM +0200, Jarkko Sakkinen wrote:
> > On Fri, Jan 15, 2021 at 11:32:31AM +0530, Sumit Garg wrote:
> > > On Thu, 14 Jan 2021 at 07:35, Jarkko Sakkinen <jarkko@kernel.org> wrote:
> > > >
> > > > On Wed, Jan 13, 2021 at 04:47:00PM +0530, Sumit Garg wrote:
> > > > > Hi Jarkko,
> > > > >
> > > > > On Mon, 11 Jan 2021 at 22:05, Jarkko Sakkinen <jarkko@kernel.org> wrote:
> > > > > >
> > > > > > On Tue, Nov 03, 2020 at 09:31:44PM +0530, Sumit Garg wrote:
> > > > > > > Add support for TEE based trusted keys where TEE provides the functionality
> > > > > > > to seal and unseal trusted keys using hardware unique key.
> > > > > > >
> > > > > > > Refer to Documentation/tee.txt for detailed information about TEE.
> > > > > > >
> > > > > > > Signed-off-by: Sumit Garg <sumit.garg@linaro.org>
> > > > > >
> > > > > > I haven't yet got QEMU environment working with aarch64, this produces
> > > > > > just a blank screen:
> > > > > >
> > > > > > ./output/host/usr/bin/qemu-system-aarch64 -M virt -cpu cortex-a53 -smp 1 -kernel output/images/Image -initrd output/images/rootfs.cpio -serial stdio
> > > > > >
> > > > > > My BuildRoot fork for TPM and keyring testing is located over here:
> > > > > >
> > > > > > https://git.kernel.org/pub/scm/linux/kernel/git/jarkko/buildroot-tpmdd.git/
> > > > > >
> > > > > > The "ARM version" is at this point in aarch64 branch. Over time I will
> > > > > > define tpmdd-x86_64 and tpmdd-aarch64 boards and everything will be then
> > > > > > in the master branch.
> > > > > >
> > > > > > To create identical images you just need to
> > > > > >
> > > > > > $ make tpmdd_defconfig && make
> > > > > >
> > > > > > Can you check if you see anything obviously wrong? I'm eager to test this
> > > > > > patch set, and in bigger picture I really need to have ready to run
> > > > > > aarch64 environment available.
> > > > >
> > > > > I would rather suggest you to follow steps listed here [1] as to test
> > > > > this feature on Qemu aarch64 we need to build firmwares such as TF-A,
> > > > > OP-TEE, UEFI etc. which are all integrated into OP-TEE Qemu build
> > > > > system [2]. And then it would be easier to migrate them to your
> > > > > buildroot environment as well.
> > > > >
> > > > > [1] https://lists.trustedfirmware.org/pipermail/op-tee/2020-May/000027.html
> > > > > [2] https://optee.readthedocs.io/en/latest/building/devices/qemu.html#qemu-v8
> > > > >
> > > > > -Sumit
> > > >
> > > > Can you provide 'keyctl_change'? Otherwise, the steps are easy to follow.
> > > >
> > >
> > > $ cat keyctl_change
> > > diff --git a/common.mk b/common.mk
> > > index aeb7b41..663e528 100644
> > > --- a/common.mk
> > > +++ b/common.mk
> > > @@ -229,6 +229,7 @@ BR2_PACKAGE_OPTEE_TEST_SDK ?= $(OPTEE_OS_TA_DEV_KIT_DIR)
> > >  BR2_PACKAGE_OPTEE_TEST_SITE ?= $(OPTEE_TEST_PATH)
> > >  BR2_PACKAGE_STRACE ?= y
> > >  BR2_TARGET_GENERIC_GETTY_PORT ?= $(if
> > > $(CFG_NW_CONSOLE_UART),ttyAMA$(CFG_NW_CONSOLE_UART),ttyAMA0)
> > > +BR2_PACKAGE_KEYUTILS := y
> > >
> > >  # All BR2_* variables from the makefile or the environment are appended to
> > >  # ../out-br/extra.conf. All values are quoted "..." except y and n.
> > > diff --git a/kconfigs/qemu.conf b/kconfigs/qemu.conf
> > > index 368c18a..832ab74 100644
> > > --- a/kconfigs/qemu.conf
> > > +++ b/kconfigs/qemu.conf
> > > @@ -20,3 +20,5 @@ CONFIG_9P_FS=y
> > >  CONFIG_9P_FS_POSIX_ACL=y
> > >  CONFIG_HW_RANDOM=y
> > >  CONFIG_HW_RANDOM_VIRTIO=y
> > > +CONFIG_TRUSTED_KEYS=y
> > > +CONFIG_ENCRYPTED_KEYS=y
> > >
> > > > After I've successfully tested 2/4, I'd suggest that you roll out one more
> > > > version and CC the documentation patch to Elaine and Mini, and clearly
> > > > remark in the commit message that TEE is a standard, with a link to the
> > > > specification.
> > > >
> > >
> > > Sure, I will roll out the next version after your testing.
> >
> > Thanks, I'll try this at instant, and give my feedback.
>
> I bump into this:
>
> $ make run-only
> ln -sf /home/jarkko/devel/tpm/optee/build/../out-br/images/rootfs.cpio.gz /home/jarkko/devel/tpm/optee/build/../out/bin/
> ln: failed to create symbolic link '/home/jarkko/devel/tpm/optee/build/../out/bin/': No such file or directory
> make: *** [Makefile:194: run-only] Error 1
>

Could you check if the following directory tree is built after
executing the below command?

$ make -j`nproc`
CFG_IN_TREE_EARLY_TAS=trusted_keys/f04a0fe7-1f5d-4b9b-abf7-619b85b4ce8c

$ tree out/bin/
out/bin/
├── bl1.bin -> /home/sumit/build/optee/build/../trusted-firmware-a/build/qemu/release/bl1.bin
├── bl2.bin -> /home/sumit/build/optee/build/../trusted-firmware-a/build/qemu/release/bl2.bin
├── bl31.bin ->
/home/sumit/build/optee/build/../trusted-firmware-a/build/qemu/release/bl31.bin
├── bl32.bin ->
/home/sumit/build/optee/build/../optee_os/out/arm/core/tee-header_v2.bin
├── bl32_extra1.bin ->
/home/sumit/build/optee/build/../optee_os/out/arm/core/tee-pager_v2.bin
├── bl32_extra2.bin ->
/home/sumit/build/optee/build/../optee_os/out/arm/core/tee-pageable_v2.bin
├── bl33.bin ->
/home/sumit/build/optee/build/../edk2/Build/ArmVirtQemuKernel-AARCH64/RELEASE_GCC49/FV/QEMU_EFI.fd
├── Image -> /home/sumit/build/optee/build/../linux/arch/arm64/boot/Image
└── rootfs.cpio.gz ->
/home/sumit/build/optee/build/../out-br/images/rootfs.cpio.gz

0 directories, 9 files

-Sumit

> /Jarkko

  reply	other threads:[~2021-01-20  7:24 UTC|newest]

Thread overview: 51+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-11-03 16:01 [PATCH v8 0/4] Introduce TEE based Trusted Keys support Sumit Garg
2020-11-03 16:01 ` [PATCH v8 1/4] KEYS: trusted: Add generic trusted keys framework Sumit Garg
2020-11-24  3:42   ` Jarkko Sakkinen
2021-02-15 13:13     ` Sumit Garg
2021-02-10 17:00   ` Jarkko Sakkinen
2021-02-11 10:34     ` Ahmad Fatoum
2021-02-12 12:22       ` Jarkko Sakkinen
2021-02-15 13:15     ` Sumit Garg
2020-11-03 16:01 ` [PATCH v8 2/4] KEYS: trusted: Introduce TEE based Trusted Keys Sumit Garg
2020-11-24  3:46   ` Jarkko Sakkinen
2021-01-11 16:35   ` Jarkko Sakkinen
2021-01-13 11:17     ` Sumit Garg
2021-01-14  2:05       ` Jarkko Sakkinen
2021-01-15  6:02         ` Sumit Garg
2021-01-19 10:30           ` Jarkko Sakkinen
2021-01-20  1:31             ` Jarkko Sakkinen
2021-01-20  7:23               ` Sumit Garg [this message]
2021-01-21  0:01                 ` Jarkko Sakkinen
     [not found]                 ` <01000177223f74d3-1eef7685-4a19-40d2-ace6-d4cd7f35579d-000000@email.amazonses.com>
2021-01-21  8:44                   ` Jerome Forissier
2021-01-21 15:07                     ` Jarkko Sakkinen
2021-01-21 15:24                       ` Jarkko Sakkinen
2021-01-21 16:23                         ` Jerome Forissier
2021-01-22 18:12                           ` Jarkko Sakkinen
     [not found]                             ` <CAFA6WYPQ+LZyHKZJQb=3euTy8f8TO3HqCADojpZaHXgtzNj+fw@mail.gmail.com>
2021-01-27 17:14                               ` Jarkko Sakkinen
2021-01-27 17:19                               ` Jarkko Sakkinen
2021-02-04  0:05                               ` Jarkko Sakkinen
2021-02-11 23:34                               ` Jarkko Sakkinen
2021-02-11 23:35                                 ` Jarkko Sakkinen
2021-02-15 13:07                                 ` Sumit Garg
2021-02-16  7:29                                   ` Jarkko Sakkinen
2021-02-22  7:15                                     ` Sumit Garg
2021-02-24 16:58                                       ` Jarkko Sakkinen
2021-01-20 13:36   ` Ahmad Fatoum
2020-11-03 16:01 ` [PATCH v8 3/4] doc: trusted-encrypted: updates with TEE as a new trust source Sumit Garg
2020-12-02 19:34   ` gmail Elaine Palmer
2020-12-04 15:30     ` Jarkko Sakkinen
2020-12-08 15:02       ` Mimi Zohar
2020-12-08 17:49         ` Jarkko Sakkinen
2020-12-09 16:50           ` Mimi Zohar
2020-12-11 10:36             ` Jarkko Sakkinen
2020-12-11 15:29               ` Mimi Zohar
2020-12-06 18:51   ` Randy Dunlap
2020-12-08 15:55   ` Mimi Zohar
2020-12-08 17:07     ` Mimi Zohar
2020-11-03 16:01 ` [PATCH v8 4/4] MAINTAINERS: Add myself as Trusted Keys co-maintainer Sumit Garg
2020-11-24  3:46   ` Jarkko Sakkinen
2020-11-05  5:07 ` [PATCH v8 0/4] Introduce TEE based Trusted Keys support Jarkko Sakkinen
2020-11-06  9:32   ` Sumit Garg
2020-11-06 14:52     ` Jarkko Sakkinen
2020-12-04  5:16       ` Jarkko Sakkinen
2020-12-08 11:51         ` Sumit Garg

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