, as described in commit fc1d8e7cca2d
> ("mm: introduce put_user_page*(), placeholder versions").
>
> Cc: Jens Wiklander
> Signed-off-by: John Hubbard
> ---
> drivers/tee/tee_shm.c | 10 ++
> 1 file changed, 2 insertions(+), 8 deletions(-)
Acked-by: Jens Wik
that the function is not implemented. Of all the other defined error
codes, the least bad is FFA_RET_INVALID_PARAMETERS, so use that instead.
Fixes: 38d81e7ccb11 ("xen/arm: ffa: support mapping guest RX/TX buffers")
Signed-off-by: Jens Wiklander
---
xen/arch/arm/tee/ffa.c | 2 +-
1 file
Hi Julien,
On Fri, Aug 18, 2023 at 10:32 AM Julien Grall wrote:
>
> Hi Jens,
>
> On 31/07/2023 13:15, Jens Wiklander wrote:
> > Jens Wiklander (14):
> >xen/arm: ffa: add direct request support
> >xen/arm: ffa: map SPMC rx/tx buffers
> >xen/a
/output
registers.
This is based on 3fdc0cb59d97 ("arm64: smccc: Add support for SMCCCv1.2
extended input/output registers") by Sudeep Holla from the Linux kernel
The SMCCC version reported to the VM is bumped to 1.2 in order to support
handling FF-A messages.
Signed-off-by: Jens Wiklander
://developer.arm.com/documentation/den0077/latest
Signed-off-by: Jens Wiklander
---
SUPPORT.md|7 +
tools/libs/light/libxl_arm.c |3 +
tools/libs/light/libxl_types.idl |1 +
tools/xl/xl_parse.c |3 +
xen/arch/arm/Kconfig | 11 +
xen
aging to resolve some merge conflicts as requested
Jens Wiklander (2):
xen/arm: smccc: add support for SMCCCv1.2 extended input/output
registers
xen/arm: add FF-A mediator
SUPPORT.md|7 +
tools/libs/light/libxl_arm.c |3 +
tools/libs/light/libxl_t
://developer.arm.com/documentation/den0077/latest
Signed-off-by: Jens Wiklander
---
xen/arch/arm/Kconfig | 11 +
xen/arch/arm/Makefile|1 +
xen/arch/arm/domain.c| 10 +
xen/arch/arm/ffa.c | 1624 ++
xen/arch/arm/vsmc.c | 17
Partition using FF-A as transport with this mediator.
[1] https://developer.arm.com/documentation/den0077/latest
Thanks,
Jens
Jens Wiklander (2):
xen/arm: smccc: add support for SMCCCv1.2 extended input/output
registers
xen/arm: add FF-A mediator
xen/arch/arm/Kconfig | 11
/output
registers.
This is based on 3fdc0cb59d97 ("arm64: smccc: Add support for SMCCCv1.2
extended input/output registers") by Sudeep Holla from the Linux kernel
Signed-off-by: Jens Wiklander
---
xen/arch/arm/arm64/smc.S| 43 +
xen/arch/
On Fri, Jun 10, 2022 at 05:41:33PM -0700, Stefano Stabellini wrote:
> On Thu, 9 Jun 2022, Jens Wiklander wrote:
> > SMCCC v1.2 AArch64 allows x0-x17 to be used as both parameter registers
> > and result registers for the SMC and HVC instructions.
> >
> > Arm F
On Wed, Jun 15, 2022 at 08:01:28PM +0100, Julien Grall wrote:
> Hi,
>
> On 15/06/2022 16:58, Jens Wiklander wrote:
> > On Fri, Jun 10, 2022 at 05:41:33PM -0700, Stefano Stabellini wrote:
> > > > #endif /* __ASSEMBLY__ */
> > > > /*
> > > &
On Fri, Jun 10, 2022 at 06:23:52PM -0700, Stefano Stabellini wrote:
> On Thu, 9 Jun 2022, Jens Wiklander wrote:
> > Adds a FF-A version 1.1 [1] mediator to communicate with a Secure
> > Partition in secure world.
> >
> > The implementation is the bare minimum to be able
arted with the minimum. We
can as a future optimization address the problem with long running
operations.
>
> Jens Wiklander writes:
>
> > Adds a FF-A version 1.1 [1] mediator to communicate with a Secure
> > Partition in secure world.
> >
> > The implementation is the
Hi Julien,
On Fri, Jun 17, 2022 at 10:16 AM Julien Grall wrote:
>
> Hi Jens,
>
> On 16/06/2022 23:37, Jens Wiklander wrote:
> > On Tue, Jun 14, 2022 at 07:47:18PM +, Volodymyr Babchuk wrote:
> >>
> >> Hello Jens,
> >>
> >> So
://developer.arm.com/documentation/den0077/latest
Signed-off-by: Jens Wiklander
---
xen/arch/arm/Kconfig | 11 +
xen/arch/arm/Makefile |1 +
xen/arch/arm/domain.c | 10 +
xen/arch/arm/ffa.c| 1624 +
xen/arch/arm/include
Partition using FF-A as transport with this mediator.
[1] https://developer.arm.com/documentation/den0077/latest
Thanks,
Jens
v1->v2:
* Rebased on staging to resolve some merge conflicts as requested
Jens Wiklander (2):
xen/arm: smccc: add support for SMCCCv1.2 extended input/out
/output
registers.
This is based on 3fdc0cb59d97 ("arm64: smccc: Add support for SMCCCv1.2
extended input/output registers") by Sudeep Holla from the Linux kernel
Signed-off-by: Jens Wiklander
---
xen/arch/arm/arm64/smc.S | 43
xen/arch/arm/i
On Wed, Jun 8, 2022 at 1:07 AM Stefano Stabellini
wrote:
>
> On Tue, 7 Jun 2022, Stefano Stabellini wrote:
> > On Tue, 7 Jun 2022, Jens Wiklander wrote:
> > > Hi,
> > >
> > > This patch sets add a FF-A [1] mediator modeled after the TEE mediator
> >
Hi Stefano,
On Tue, Jun 7, 2022 at 11:55 PM Stefano Stabellini
wrote:
>
> On Tue, 7 Jun 2022, Jens Wiklander wrote:
> > Hi,
> >
> > This patch sets add a FF-A [1] mediator modeled after the TEE mediator
> > already present in Xen. The FF-A mediator implements
review in
> multiple session/e-mail.
>
> On 22/06/2022 14:42, Jens Wiklander wrote:
> > Adds a FF-A version 1.1 [1] mediator to communicate with a Secure
> > Partition in secure world.
> >
> > The implementation is the bare minimum to be able to c
Hi Luca,
On Fri, Jul 8, 2022 at 2:01 PM Luca Fancellu wrote:
>
> Hi Jens,
>
> > On 22 Jun 2022, at 14:42, Jens Wiklander wrote:
> >
> > SMCCC v1.2 AArch64 allows x0-x17 to be used as both parameter registers
> > and result registers for the SMC and HVC i
Hi,
On Thu, Jul 28, 2022 at 9:15 PM Julien Grall wrote:
>
> Hi,
>
> On 26/07/2022 07:17, Jens Wiklander wrote:
> > On Fri, Jul 8, 2022 at 3:41 PM Julien Grall wrote:
> >>
> >> Hi Jens,
> >>
> >> I haven't checked whether the FFA driver is
Hi Julien,
On Fri, Jul 8, 2022 at 9:54 PM Julien Grall wrote:
>
> Hi Jens,
>
> This is the second part of the review.
>
> On 22/06/2022 14:42, Jens Wiklander wrote:
> > +static int get_shm_pages(struct domain *d, struct ffa_shm_mem *shm,
> > +
Hi Bertrand,
On Thu, Jul 14, 2022 at 11:51 AM Bertrand Marquis
wrote:
>
> Hi Jens,
>
> > On 22 Jun 2022, at 14:42, Jens Wiklander wrote:
> >
> > Adds a FF-A version 1.1 [1] mediator to communicate with a Secure
> > Partition in secure world.
> >
>
ll split my review in multiple
> session/e-mail.
Thanks for the comments. It's going to take a bit longer than I first thought
to go through and respond. I'll get back once I'm though it.
Thanks,
Jens
>
> On 22/06/2022 14:42, Jens Wiklander wrote:
> > Adds a FF-A version 1.1 [1] medi
a new shared
memory block.
Fix this by freeing the internal command structure buffers first before
informing the guest that the buffer can be freed.
[1] 5b13eb1d978e ("optee: immediately free buffers that are released by OP-TEE")
Signed-off-by: Jens Wiklander
---
xen/arch/arm/tee/op
Hi Michal,
On Wed, Aug 24, 2022 at 10:23 AM Michal Orzel wrote:
>
> Hi Jens,
>
> On 18/08/2022 12:55, Jens Wiklander wrote:
> > Moves the two helper functions regpair_to_uint64() and
> > uint64_to_regpair() from xen/arch/arm/tee/optee.c to the common arm
> > specif
the needed features are available
before initializing the mediator
* Rebased on staging as of 2022-06-20
v1->v2:
* Rebased on staging to resolve some merge conflicts as requested
Jens Wiklander (9):
xen/arm: smccc: add support for SMCCCv1.2 extended input/output
registers
xen/arm: m
Moves the two helper functions regpair_to_uint64() and
uint64_to_regpair() from xen/arch/arm/tee/optee.c to the common arm
specific regs.h.
Signed-off-by: Jens Wiklander
---
xen/arch/arm/include/asm/regs.h | 12
xen/arch/arm/tee/optee.c| 11 ---
2 files changed, 12
er.arm.com/documentation/den0028/c/?lang=en
Reviewed-by: Luca Fancellu
Signed-off-by: Jens Wiklander
---
xen/arch/arm/arm64/asm-offsets.c | 9 +++
xen/arch/arm/arm64/smc.S | 43
xen/arch/arm/include/asm/smccc.h | 40 +
xen/arch/
When initializing the FF-A mediator map the RX and TX buffers shared with
the SPMC.
These buffer are later used to to transmit data that cannot be passed in
registers only.
Signed-off-by: Jens Wiklander
---
xen/arch/arm/ffa.c | 57 +-
1 file changed
to use FF-A.
This is loosely based on the TEE mediator framework and the OP-TEE
mediator.
[1] https://developer.arm.com/documentation/den0077/latest
Signed-off-by: Jens Wiklander
---
SUPPORT.md| 7 +
docs/man/xl.cfg.5.pod.in | 15 ++
tools/include/libxl.h
Adds support for sending a FF-A direct request.
[1] https://developer.arm.com/documentation/den0077/latest
Signed-off-by: Jens Wiklander
---
xen/arch/arm/ffa.c | 119 +
1 file changed, 119 insertions(+)
diff --git a/xen/arch/arm/ffa.c b/xen/arch/arm
FF-A version 1.1, but the guest is free to use version 1.0 or
version 1.1.
The implementation is the bare minimum to be able to communicate with
OP-TEE running as an SPMC at S-EL1.
[1] https://developer.arm.com/documentation/den0077/latest
Signed-off-by: Jens Wiklander
---
xen/arch/arm/ffa.c
can be made.
Signed-off-by: Jens Wiklander
---
xen/arch/arm/ffa.c | 192 -
1 file changed, 191 insertions(+), 1 deletion(-)
diff --git a/xen/arch/arm/ffa.c b/xen/arch/arm/ffa.c
index b1bf5538b111..a829379ad176 100644
--- a/xen/arch/arm/ffa.c
+++ b/xen
in this case), so once it is done with the buffer it
must be released using FFA_RX_RELEASE before another call can be made.
Signed-off-by: Jens Wiklander
---
xen/arch/arm/ffa.c | 126 -
1 file changed, 124 insertions(+), 2 deletions(-)
diff --git a/xen
Adds support in the mediator to map and unmap the RX and TX buffers
provided by the guest using the two FF-A functions FFA_RXTX_MAP and
FFA_RXTX_UNMAP.
These buffer are later used to to transmit data that cannot be passed in
registers only.
Signed-off-by: Jens Wiklander
---
xen/arch/arm/ffa.c
Hi Michal,
On Wed, Aug 24, 2022 at 11:28 AM Michal Orzel wrote:
>
> Hi Jens,
>
> On 18/08/2022 12:55, Jens Wiklander wrote:
> > Adds a FF-A version 1.1 [1] mediator to communicate with a Secure
> > Partition in secure world.
> >
> > This commit brings in o
Hi Julien,
On Tue, Sep 6, 2022 at 12:25 AM Julien Grall wrote:
>
> Hi Jens,
>
> More remarks.
>
> On 18/08/2022 11:55, Jens Wiklander wrote:
> > +/* Negotiated FF-A version to use with the SPMC */
> > +static uint32_t ffa_version __read_mostly;
>
> NIT: if th
Hi Julien,
On Tue, Sep 6, 2022 at 12:17 AM Julien Grall wrote:
>
> Hi Jens,
>
> On 18/08/2022 11:55, Jens Wiklander wrote:
> > Adds a FF-A version 1.1 [1] mediator to communicate with a Secure
> > Partition in secure world.
> >
> > This commit brings in o
On Thu, Aug 18, 2022 at 3:45 PM Bertrand Marquis
wrote:
>
> Hi Jens,
>
> > On 18 Aug 2022, at 11:55, Jens Wiklander wrote:
> >
> > SMCCC v1.2 [1] AArch64 allows x0-x17 to be used as both parameter
> > registers and result registers for the SMC and HVC instruction
Hi,
On Thu, Aug 18, 2022 at 7:31 PM Julien Grall wrote:
>
> Hi Bertrand,
>
> On 18/08/2022 16:55, Bertrand Marquis wrote:
> >> On 18 Aug 2022, at 15:31, Julien Grall wrote:
> +/*
> + * void arm_smccc_1_2_smc(const struct arm_smccc_1_2_regs *args,
> + *
to use FF-A.
This is loosely based on the TEE mediator framework and the OP-TEE
mediator.
[1] https://developer.arm.com/documentation/den0077/latest
Signed-off-by: Jens Wiklander
---
SUPPORT.md | 7 +
docs/man/xl.cfg.5.pod.in | 15 ++
tools/golang/xenlight/help
for per guest locking
* Addressing style issues and suggestions
* Uses FFA_FEATURES to check that all the needed features are available
before initializing the mediator
* Rebased on staging as of 2022-06-20
v1->v2:
* Rebased on staging to resolve some merge conflicts as requested
Jens Wiklander
When initializing the FF-A mediator map the RX and TX buffers shared with
the SPMC.
These buffer are later used to to transmit data that cannot be passed in
registers only.
Signed-off-by: Jens Wiklander
---
xen/arch/arm/ffa.c | 57 +-
1 file changed
Adds support for sending a FF-A direct request.
[1] https://developer.arm.com/documentation/den0077/latest
Signed-off-by: Jens Wiklander
---
xen/arch/arm/ffa.c | 125 -
1 file changed, 124 insertions(+), 1 deletion(-)
diff --git a/xen/arch/arm/ffa.c
can be made.
Signed-off-by: Jens Wiklander
---
xen/arch/arm/ffa.c | 192 -
1 file changed, 191 insertions(+), 1 deletion(-)
diff --git a/xen/arch/arm/ffa.c b/xen/arch/arm/ffa.c
index 8cb5c829a394..1e94113b20bd 100644
--- a/xen/arch/arm/ffa.c
+++ b/xen
in this case), so once it is done with the buffer it
must be released using FFA_RX_RELEASE before another call can be made.
Signed-off-by: Jens Wiklander
---
xen/arch/arm/ffa.c | 126 -
1 file changed, 124 insertions(+), 2 deletions(-)
diff --git a/xen
Adds support in the mediator to map and unmap the RX and TX buffers
provided by the guest using the two FF-A functions FFA_RXTX_MAP and
FFA_RXTX_UNMAP.
These buffer are later used to to transmit data that cannot be passed in
registers only.
Signed-off-by: Jens Wiklander
---
xen/arch/arm/ffa.c
Moves the two helper functions regpair_to_uint64() and
uint64_to_regpair() from xen/arch/arm/tee/optee.c to the common arm
specific regs.h. This enables reuse of these functions in the FF-A
mediator in a subsequent patch.
Reviewed-by: Michal Orzel
Signed-off-by: Jens Wiklander
---
xen/arch/arm
er.arm.com/documentation/den0028/c/?lang=en
Reviewed-by: Luca Fancellu
Signed-off-by: Jens Wiklander
---
xen/arch/arm/arm64/asm-offsets.c | 9 +++
xen/arch/arm/arm64/smc.S | 42
xen/arch/arm/include/asm/smccc.h | 40 ++
xen/arch/
FF-A version 1.1, but the guest is free to use version 1.0 or
version 1.1.
The implementation is the bare minimum to be able to communicate with
OP-TEE running as an SPMC at S-EL1.
[1] https://developer.arm.com/documentation/den0077/latest
Signed-off-by: Jens Wiklander
---
xen/arch/arm/ffa.c
Hi,
I understand that you're busy with the Xen release. When you have time
to resume reviewing this patch set please let me know if I should
rebase it first.
Thanks,
Jens
On Mon, Sep 19, 2022 at 11:12 AM Jens Wiklander
wrote:
>
> Hi,
>
> This patch sets add a FF-A [1] mediator m
Hi,
On Thu, Jul 28, 2022 at 9:41 PM Julien Grall wrote:
>
> Hi,
>
> On 27/07/2022 07:33, Jens Wiklander wrote:
> > On Fri, Jul 8, 2022 at 9:54 PM Julien Grall wrote:
> >>> +unsigned int n;
> >>> +unsigned int m;
> &g
Hi Bertrand,
On Wed, Mar 15, 2023 at 2:35 PM Bertrand Marquis
wrote:
>
> Hi Jens,
>
> > On 15 Mar 2023, at 12:47, Jens Wiklander wrote:
> >
> > Hi Bertrand,
> >
> > On Wed, Mar 15, 2023 at 11:13 AM Bertrand Marquis
> > wrote:
> >>
&
Hi Bertrand,
On Wed, Mar 15, 2023 at 2:24 PM Bertrand Marquis
wrote:
>
> Hi Jens,
>
> > On 14 Mar 2023, at 18:56, Jens Wiklander wrote:
> >
> > Hi Bertrand,
> >
> > On Mon, Mar 13, 2023 at 9:49 AM Bertrand Marquis
> > wrote:
> >>
&
Hi Bertrand,
On Mon, Mar 13, 2023 at 9:49 AM Bertrand Marquis
wrote:
>
> Hi Jens,
>
> > On 22 Feb 2023, at 16:33, Jens Wiklander wrote:
> >
> > Adds support for a guest to share memory with an SP using FFA_MEM_SHARE
> > and FFA_MEM_RECLAIM. Only small m
Hi Bertrand,
On Wed, Mar 15, 2023 at 11:13 AM Bertrand Marquis
wrote:
>
> Hi Jens,
>
> > On 22 Feb 2023, at 16:33, Jens Wiklander wrote:
> >
> > Adds support for sharing large memory ranges transmitted in fragments
> > using FFA_MEM_FRAG_TX.
> >
>
version 1.0 or version 1.1.
Adds a check that the SP supports the needed FF-A features
FFA_MEM_SHARE_64 or FFA_MEM_SHARE_32.
[1] https://developer.arm.com/documentation/den0077/latest
Signed-off-by: Jens Wiklander
---
xen/arch/arm/tee/ffa.c | 491 +
1 file
Adds defines needed for sharing using the function FFA_MEM_SHARE and
friends.
Signed-off-by: Jens Wiklander
---
xen/arch/arm/tee/ffa.c | 57 ++
1 file changed, 57 insertions(+)
diff --git a/xen/arch/arm/tee/ffa.c b/xen/arch/arm/tee/ffa.c
index
Adds the ABI structs used by function FFA_MEM_SHARE and friends for
sharing memory.
Signed-off-by: Jens Wiklander
---
xen/arch/arm/tee/ffa.c | 74 ++
1 file changed, 74 insertions(+)
diff --git a/xen/arch/arm/tee/ffa.c b/xen/arch/arm/tee/ffa.c
index
(us), so once we're done with the buffer it must be released
using FFA_RX_RELEASE before another call can be made.
Signed-off-by: Jens Wiklander
---
xen/arch/arm/tee/ffa.c | 191 -
1 file changed, 190 insertions(+), 1 deletion(-)
diff --git a/xen/arch/arm
Adds support for sending a FF-A direct request. Checks that the SP also
supports handling a 32-bit direct request. 64-bit direct requests are
not used by the mediator itself so there is not need to check for that.
Signed-off-by: Jens Wiklander
---
xen/arch/arm/tee/ffa.c | 119
Adds support in the mediator to map and unmap the RX and TX buffers
provided by the guest using the two FF-A functions FFA_RXTX_MAP and
FFA_RXTX_UNMAP.
These buffer are later used to to transmit data that cannot be passed in
registers only.
Signed-off-by: Jens Wiklander
---
xen/arch/arm/tee
Adds support for the FF-A function FFA_ID_GET to return the ID of the
calling client.
Signed-off-by: Jens Wiklander
---
xen/arch/arm/tee/ffa.c | 21 -
1 file changed, 20 insertions(+), 1 deletion(-)
diff --git a/xen/arch/arm/tee/ffa.c b/xen/arch/arm/tee/ffa.c
index
in this case), so once it is done with the buffer it
must be released using FFA_RX_RELEASE before another call can be made.
Signed-off-by: Jens Wiklander
---
xen/arch/arm/tee/ffa.c | 126 -
1 file changed, 124 insertions(+), 2 deletions(-)
diff --git a/xen
Moves the two helper functions regpair_to_uint64() and
uint64_to_regpair() from xen/arch/arm/tee/optee.c to the common arm
specific regs.h. This enables reuse of these functions in the FF-A
mediator in a subsequent patch.
Reviewed-by: Michal Orzel
Signed-off-by: Jens Wiklander
---
xen/arch/arm
Adds a FF-A version 1.1 [1] mediator to communicate with a Secure
Partition in secure world.
This commit brings in only the parts needed to negotiate FF-A version
number with guest and SPMC.
[1] https://developer.arm.com/documentation/den0077/e
Signed-off-by: Jens Wiklander
---
xen/arch/arm
Defines flags used for the function FFA_PARTITION_INFO_GET.
Signed-off-by: Jens Wiklander
---
xen/arch/arm/tee/ffa.c | 26 ++
1 file changed, 26 insertions(+)
diff --git a/xen/arch/arm/tee/ffa.c b/xen/arch/arm/tee/ffa.c
index aa6cdbe0a4f9..f4562ed2defc 100644
--- a/xen
Describes a FF-A version 1.1 [1] mediator to communicate with a Secure
Partition in secure world.
[1] https://developer.arm.com/documentation/den0077/latest
Signed-off-by: Jens Wiklander
---
SUPPORT.md | 7 +++
docs/man/xl.cfg.5.pod.in | 15 +++
2 files changed
Adds a BUILD_BUG_ON() to assert the dependency on 4k pages in the FF-A
mediator.
Signed-off-by: Jens Wiklander
---
xen/arch/arm/tee/ffa.c | 21 +
1 file changed, 21 insertions(+)
diff --git a/xen/arch/arm/tee/ffa.c b/xen/arch/arm/tee/ffa.c
index d04bac9cc47f..8b0b80ce1ff5
er.arm.com/documentation/den0028/c/?lang=en
Reviewed-by: Luca Fancellu
Signed-off-by: Jens Wiklander
---
xen/arch/arm/arm64/asm-offsets.c | 9 +++
xen/arch/arm/arm64/smc.S | 42
xen/arch/arm/include/asm/smccc.h | 40 ++
xen/arch/
Adds defines for framework direct request/response messages.
Signed-off-by: Jens Wiklander
---
xen/arch/arm/tee/ffa.c | 9 +
1 file changed, 9 insertions(+)
diff --git a/xen/arch/arm/tee/ffa.c b/xen/arch/arm/tee/ffa.c
index f4562ed2defc..d04bac9cc47f 100644
--- a/xen/arch/arm/tee/ffa.c
mode we
must use FFA_RXTX_MAP_64 since registers are used to transmit the
physical addresses of the RX/TX buffers.
Signed-off-by: Jens Wiklander
---
xen/arch/arm/tee/ffa.c | 57 +-
1 file changed, 56 insertions(+), 1 deletion(-)
diff --git a/xen/arch/arm
ented memory share requests into
struct ffa_ctx instead to keep it per guest in order to avoid mixups
and simplify locking
* Adds a spinlock to struct ffa_ctx for per guest locking
* Addressing style issues and suggestions
* Uses FFA_FEATURES to check that all the needed features are available
befo
Adds the remaining SMC function IDs from FF-A 1.1 specification.
Signed-off-by: Jens Wiklander
---
xen/arch/arm/tee/ffa.c | 34 ++
1 file changed, 34 insertions(+)
diff --git a/xen/arch/arm/tee/ffa.c b/xen/arch/arm/tee/ffa.c
index 824153c9303a..aa6cdbe0a4f9
Adds a new "ffa" value to the Enumeration "tee_type" to indicate if a
guest is trusted to use FF-A.
Signed-off-by: Jens Wiklander
---
tools/libs/light/libxl_arm.c | 3 +++
tools/libs/light/libxl_types.idl | 3 ++-
2 files changed, 5 insertions(+), 1 deletion(-)
dif
Adds support for sharing large memory ranges transmitted in fragments
using FFA_MEM_FRAG_TX.
The implementation is the bare minimum to be able to communicate with
OP-TEE running as an SPMC at S-EL1.
Adds a check that the SP supports the needed FF-A feature
FFA_MEM_FRAG_TX.
Signed-off-by: Jens
Adds support to reclaim memory previously shared with FFA_MEM_SHARE.
Adds a check that the SP supports the needed FF-A feature
FFA_MEM_RECLAIM.
Signed-off-by: Jens Wiklander
---
xen/arch/arm/tee/ffa.c | 53 ++
1 file changed, 53 insertions(+)
diff --git
Hi Bertrand,
On Thu, Mar 2, 2023 at 4:05 PM Bertrand Marquis
wrote:
>
> Hi Jens,
>
> > On 22 Feb 2023, at 16:33, Jens Wiklander wrote:
> >
> > Adds support in the mediator to map and unmap the RX and TX buffers
> > provided by the guest using th
Hi,
On Fri, Mar 3, 2023 at 9:16 AM Bertrand Marquis
wrote:
>
> Hi Jens,
>
> > On 3 Mar 2023, at 08:41, Jens Wiklander wrote:
> >
> > Hi Bertrand,
> >
> > On Thu, Mar 2, 2023 at 4:05 PM Bertrand Marquis
> > wrote:
> >>
> >&g
Hi Bertrand,
On Fri, Feb 24, 2023 at 10:39 AM Bertrand Marquis
wrote:
>
> Hi Jens,
>
> > On 22 Feb 2023, at 16:33, Jens Wiklander wrote:
> >
> > Adds defines for framework direct request/response messages.
> >
> > Signed-off-by: Jens Wiklander
On Fri, Mar 3, 2023 at 11:51 AM Bertrand Marquis
wrote:
>
> Hi Jens,
>
> > On 22 Feb 2023, at 16:33, Jens Wiklander wrote:
> >
> > Moves the two helper functions regpair_to_uint64() and
> > uint64_to_regpair() from xen/arch/arm/tee/optee.c to the common arm
Hi Bertrand,
On Fri, Mar 3, 2023 at 10:51 AM Bertrand Marquis
wrote:
>
> Hi Jens,
>
> > On 22 Feb 2023, at 16:33, Jens Wiklander wrote:
> >
> > Adds support in the mediator to handle FFA_PARTITION_INFO_GET requests
> > from a guest. The requests are forwa
Hi Bertrand,
On Fri, Mar 3, 2023 at 3:20 PM Bertrand Marquis
wrote:
>
> Hi Jens,
>
> > On 22 Feb 2023, at 16:33, Jens Wiklander wrote:
> >
> > Adds the ABI structs used by function FFA_MEM_SHARE and friends for
> > sharing memory.
> >
> > Signed-o
Hi,
On Fri, Mar 3, 2023 at 2:50 PM Bertrand Marquis
wrote:
>
>
>
> > On 3 Mar 2023, at 14:17, Jens Wiklander wrote:
> >
> > Hi Bertrand,
> >
> > On Fri, Mar 3, 2023 at 10:51 AM Bertrand Marquis
> > wrote:
> >>
> >> Hi Jens,
&g
Hi Bertrand,
On Fri, Mar 3, 2023 at 2:38 PM Bertrand Marquis
wrote:
>
> Hi Jens,
>
> > On 22 Feb 2023, at 16:33, Jens Wiklander wrote:
> >
> > Adds defines needed for sharing using the function FFA_MEM_SHARE and
> > friends.
> >
> > Signed-off-by:
Hi Bertrand,
On Thu, Feb 23, 2023 at 4:28 PM Bertrand Marquis
wrote:
>
> Hi Jens,
>
> > On 22 Feb 2023, at 16:33, Jens Wiklander wrote:
> >
> > Adds the remaining SMC function IDs from FF-A 1.1 specification.
> >
> > Signed-off-by: Jens Wiklander
&g
Hi,
On Thu, Feb 23, 2023 at 3:43 PM Julien Grall wrote:
>
> Hi,
>
> I have only skimmed through the patch so far and I have one question below.
>
> On 22/02/2023 15:32, Jens Wiklander wrote:
> > Adds a FF-A version 1.1 [1] mediator to communicate with a Secure
>
On Thu, Feb 23, 2023 at 5:50 PM Anthony PERARD
wrote:
>
> On Wed, Feb 22, 2023 at 04:33:00PM +0100, Jens Wiklander wrote:
> > diff --git a/tools/libs/light/libxl_types.idl
> > b/tools/libs/light/libxl_types.idl
> > index 0cfad8508dbd..64fb570bc19a 100644
&g
Hi,
On Thu, Feb 23, 2023 at 3:47 PM Bertrand Marquis
wrote:
>
> Hi Jens,
>
> > On 22 Feb 2023, at 16:32, Jens Wiklander wrote:
> >
> > Adds a FF-A version 1.1 [1] mediator to communicate with a Secure
> > Partition in secure world.
> >
> >
On Thu, Feb 23, 2023 at 3:35 PM Julien Grall wrote:
>
> Hi Jens,
>
> On 22/02/2023 15:32, Jens Wiklander wrote:
> > SMCCC v1.2 [1] AArch64 allows x0-x17 to be used as both parameter
> > registers and result registers for the SMC and HVC instructions.
> >
> &
Hi Bertrand,
On Thu, Feb 23, 2023 at 4:10 PM Bertrand Marquis
wrote:
>
> Hi Jens,
>
> > On 22 Feb 2023, at 16:33, Jens Wiklander wrote:
> >
> > Describes a FF-A version 1.1 [1] mediator to communicate with a Secure
> > Partition in secure world.
>
Hi Bertrand,
On Fri, Feb 24, 2023 at 10:30 AM Bertrand Marquis
wrote:
>
> Hi Jens,
>
> > On 22 Feb 2023, at 16:33, Jens Wiklander wrote:
> >
> > Defines flags used for the function FFA_PARTITION_INFO_GET.
> >
> > Signed-off-by: Jens Wiklander
Hi,
On Wed, Mar 1, 2023 at 10:56 AM Bertrand Marquis
wrote:
>
> Hi Jens,
>
> > On 1 Mar 2023, at 10:30, Jens Wiklander wrote:
> >
> > Hi Bertrand,
> >
> > On Tue, Feb 28, 2023 at 1:57 PM Bertrand Marquis
> > wrote:
> >>
> >&g
Hi Bertrand,
On Tue, Feb 28, 2023 at 5:49 PM Bertrand Marquis
wrote:
>
> Hi Jens,
>
> > On 22 Feb 2023, at 16:33, Jens Wiklander wrote:
> >
> > The FF-A specification defines framework messages sent as direct
> > requests when certain events occurs. For instance
Hi Bertrand,
On Mon, Feb 27, 2023 at 4:28 PM Bertrand Marquis
wrote:
>
> Hi Jens,
>
> > On 22 Feb 2023, at 16:33, Jens Wiklander wrote:
> >
> > Adds support for sending a FF-A direct request. Checks that the SP also
> > supports handling a 32-bit direc
Hi,
On Mon, Feb 27, 2023 at 4:00 PM Julien Grall wrote:
>
> Hi,
>
> On 27/02/2023 14:48, Bertrand Marquis wrote:
> >> On 22 Feb 2023, at 16:33, Jens Wiklander wrote:
> >>
> >> Adds support for the FF-A function FFA_ID_GET to return the ID of the
&g
Hi Bertrand,
On Fri, Feb 24, 2023 at 4:27 PM Bertrand Marquis
wrote:
>
> HI Jens,
>
> > On 22 Feb 2023, at 16:33, Jens Wiklander wrote:
> >
> > Adds a BUILD_BUG_ON() to assert the dependency on 4k pages in the FF-A
> > mediator.
> >
> > Signed-of
On Wed, Mar 1, 2023 at 4:50 PM Bertrand Marquis
wrote:
>
> Hi Jens,
>
> > On 1 Mar 2023, at 11:55, Jens Wiklander wrote:
> >
> > Hi Bertrand,
> >
> > On Mon, Feb 27, 2023 at 4:28 PM Bertrand Marquis
> > wrote:
> >>
> >> Hi Jens,
&g
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