2015-06-12 |
Merge pull request #317 from vwadekar/run-bl32-on-tegra-v3
...
Run bl32 on tegra v3
Achin Gupta
committed
on 12 Jun 2015
|
2015-06-11 |
Boot Trusted OS' on Tegra SoCs
...
This patch adds support to run a Trusted OS during boot time. The
previous stage bootloader passes the entry point information in
the 'bl32_ep_info' structure, which is passed over to the SPD.
The build system expects the dispatcher to be passed as an input
parameter using the 'SPD=<dispatcher>' option. The Tegra docs have
also been updated with this information.
Signed-off-by: Varun Wadekar <vwadekar@nvidia.com>
Varun Wadekar
committed
on 11 Jun 2015
|
2015-06-09 |
Merge pull request #314 from sandrine-bailleux/sb/css-data-structs
...
Clarify some CSS data structures
danh-arm
committed
on 9 Jun 2015
|
CSS: Remove the constants MHU_SECURE_BASE/SIZE
...
For CSS based platforms, the constants MHU_SECURE_BASE and
MHU_SECURE_SIZE used to define the extents of the Trusted Mailboxes.
As such, they were misnamed because the mailboxes are completely
unrelated to the MHU hardware.
This patch removes the MHU_SECURE_BASE and MHU_SECURE_SIZE #defines.
The address of the Trusted Mailboxes is now relative to the base of
the Trusted SRAM.
This patch also introduces a new constant, SCP_COM_SHARED_MEM_BASE,
which is the address of the first memory region used for communication
between AP and SCP. This is used by the BOM and SCPI protocols.
Change-Id: Ib200f057b19816bf05e834d111271c3ea777291f
Sandrine Bailleux
committed
on 9 Jun 2015
|
2015-06-05 |
Merge pull request #309 from soby-mathew/sm/fix_fvp_get_entry
...
FVP: Correct the PSYSR_WK bit width in platform_get_entrypoint
danh-arm
committed
on 5 Jun 2015
|
2015-06-03 |
FVP: Correct the PSYSR_WK bit width in platform_get_entrypoint
...
This patch fixes the incorrect bit width used to extract the wakeup
reason from PSYSR in platform_get_entrypoint() function. This defect
did not have any observed regression.
Change-Id: I42652dbffc99f5bf50cc86a5878f28d730720d9a
Soby Mathew
committed
on 3 Jun 2015
|
2015-06-02 |
Merge pull request #307 from soby-mathew/sm/css_bit_width_fix
...
CSS: Extract primary cpu id using the correct bit width
Achin Gupta
committed
on 2 Jun 2015
|
Merge pull request #308 from vwadekar/tegra-soc-support-v4
...
Tegra soc support v4
Achin Gupta
committed
on 2 Jun 2015
|
2015-05-29 |
Support for NVIDIA's Tegra T210 SoCs
...
T210 is the latest chip in the Tegra family of SoCs from NVIDIA. It is an
ARM v8 dual-cluster (A57/A53) SoC, with any one of the clusters being active
at a given point in time.
This patch adds support to boot the Trusted Firmware on T210 SoCs. The patch
also adds support to boot secondary CPUs, enter/exit core power states for
all CPUs in the slow/fast clusters. The support to switch between clusters
is still not available in this patch and would be available later.
Signed-off-by: Varun Wadekar <vwadekar@nvidia.com>
Varun Wadekar
committed
on 29 May 2015
|
2015-05-27 |
CSS: Extract primary cpu id using the correct bit width
...
This patch fixes the incorrect bit width used to extract the primary
cpu id from `ap_data` exported by scp at SCP_BOOT_CFG_ADDR in
platform_is_primary_cpu().
Change-Id: I14abb361685f31164ecce0755fc1a145903b27aa
Soby Mathew
committed
on 27 May 2015
|
2015-05-19 |
Fix return type of FVP plat_arm_topology_setup
...
Fix the return type of the FVP `plat_arm_topology_setup` function
to be `void` instead of `int` to match the declaration in
`plat_arm.h`.
This does not result in any change in behavior.
Change-Id: I62edfa7652b83bd26cffb7d167153959b38e37e7
Dan Handley
committed
on 19 May 2015
|
2015-04-28 |
Detect SCP version incompatibility
...
There has been a breaking change in the communication protocols used
between the AP cores and the SCP on CSS based platforms like Juno.
This means both the AP Trusted Firmware and SCP firmware must be
updated at the same time.
In case the user forgets to update the SCP ROM firmware, this patch
detects when it still uses the previous version of the communication
protocol. It will then output a comprehensive error message that helps
trouble-shoot the issue.
Change-Id: I7baf8f05ec0b7d8df25e0ee53df61fe7be0207c2
Sandrine Bailleux
authored
on 13 Apr 2015
Dan Handley
committed
on 28 Apr 2015
|
Move to the new ARM SCP Messaging Interfaces
...
The communication protocol used between the AP cores and the SCP
in CSS-based platforms like Juno has undergone a number of changes.
This patch makes the required modifications to the SCP Boot Protocol,
SCPI Protocol and MHU driver code in shared CSS platform code so that
the AP cores are still able to communicate with the SCP.
This patch focuses on the mandatory changes to make it work. The
design of this code needs to be improved but this will come in
a subsequent patch.
The main changes are:
- MHU communication protocol
- The command ID and payload size are no longer written into the
MHU registers directly. Instead, they are stored in the payload
area. The MHU registers are now used only as a doorbell to kick
off messages. Same goes for any command result, the AP has to
pick it up from the payload area.
- SCP Boot Protocol
- The BL3-0 image is now expected to embed a checksum. This
checksum must be passed to the SCP, which uses it to check the
integrity of the image it received.
- The BL3-0 image used to be transferred a block (4KB)
at a time. The SCP now supports receiving up to 128KB at a
time, which is more than the size of the BL3-0 image.
Therefore, the image is now sent in one go.
- The command IDs have changed.
- SCPI Protocol
- The size of the SCPI payload has been reduced down from 512
bytes to 256 bytes. This changes the base address of the
AP-to-SCP payload area.
- For commands that have a response, the response is the same SCPI
header that was sent, except for the size and the status, which
both must be updated appropriately. Success/Failure of a command
is determined by looking at the updated status code.
- Some command IDs have changed.
NOTE: THIS PATCH BREAKS COMPATIBILITY WITH FORMER VERSIONS OF THE SCP
FIRMWARE AND THUS REQUIRES AN UPDATE OF THIS BINARY. THE LATEST SCP
BINARY CAN BE OBTAINED FROM THE ARM CONNECTED COMMUNITY WEBSITE.
Change-Id: Ia5f6b95fe32401ee04a3805035748e8ef6718da7
Sandrine Bailleux
authored
on 18 Mar 2015
Dan Handley
committed
on 28 Apr 2015
|
Move Juno port to plat/arm/board/juno
...
Move the Juno port from plat/juno to plat/arm/board/juno. Also rename
some of the files so they are consistently prefixed with juno_.
Update the platform makefiles accordingly.
Change-Id: I0af6cb52a5fee7ef209107a1188b76a3c33a2a9f
Dan Handley
committed
on 28 Apr 2015
|
Migrate Juno port to use common code
...
Major update to the Juno platform port to use the common platform code
in (include/)plat/arm/* and (include/)plat/common/*. This mainly
consists of removing duplicated code but also introduces some small
behavioural changes where there was unnecessary variation between the
FVP and Juno ports. See earlier commit titled `Add common ARM and CSS
platform code` for details.
Also move the ARM SoC specific security setup (i.e. NIC-400 and PCIe
initialization) from BL1 to `plat_arm_security_setup()` in BL2,
where the other security setup is done.
Change-Id: Ic9fe01bae8ed382bfb04fc5839a4cfff332eb124
Dan Handley
committed
on 28 Apr 2015
|
Move FVP port to plat/arm/board/fvp
...
Move the FVP port from plat/fvp to plat/arm/board/fvp. Also rename
some of the files so they are consistently prefixed with fvp_.
Update the platform makefiles accordingly.
Change-Id: I7569affc3127d66405f1548fc81b878a858e61b7
Dan Handley
committed
on 28 Apr 2015
|
Migrate FVP port to use common code
...
Major update to the FVP platform port to use the common platform code
in (include/)plat/arm/* and (include/)plat/common/*. This mainly
consists of removing duplicated code but also introduces some small
behavioural changes where there was unnecessary variation between the
FVP and Juno ports. See earlier commit titled `Add common ARM and CSS
platform code` for details.
Also add support for Foundation FVP version 9.1 during FVP config
setup to prevent a warning being emitted in the console.
Change-Id: I254ca854987642ce09d1b924c9fd410a6e13e3bc
Dan Handley
committed
on 28 Apr 2015
|
Add common ARM and CSS platform code
...
This major change pulls out the common functionality from the
FVP and Juno platform ports into the following categories:
* (include/)plat/common. Common platform porting functionality that
typically may be used by all platforms.
* (include/)plat/arm/common. Common platform porting functionality
that may be used by all ARM standard platforms. This includes all
ARM development platforms like FVP and Juno but may also include
non-ARM-owned platforms.
* (include/)plat/arm/board/common. Common platform porting
functionality for ARM development platforms at the board
(off SoC) level.
* (include/)plat/arm/css/common. Common platform porting
functionality at the ARM Compute SubSystem (CSS) level. Juno
is an example of a CSS-based platform.
* (include/)plat/arm/soc/common. Common platform porting
functionality at the ARM SoC level, which is not already defined
at the ARM CSS level.
No guarantees are made about the backward compatibility of
functionality provided in (include/)plat/arm.
Also remove any unnecessary variation between the ARM development
platform ports, including:
* Unify the way BL2 passes `bl31_params_t` to BL3-1. Use the
Juno implementation, which copies the information from BL2 memory
instead of expecting it to persist in shared memory.
* Unify the TZC configuration. There is no need to add a region
for SCP in Juno; it's enough to simply not allow any access to
this reserved region. Also set region 0 to provide no access by
default instead of assuming this is the case.
* Unify the number of memory map regions required for ARM
development platforms, although the actual ranges mapped for each
platform may be different. For the FVP port, this reduces the
mapped peripheral address space.
These latter changes will only be observed when the platform ports
are migrated to use the new common platform code in subsequent
patches.
Change-Id: Id9c269dd3dc6e74533d0e5116fdd826d53946dc8
Dan Handley
committed
on 28 Apr 2015
|
2015-04-27 |
Add header guards to asm macro files
...
Some assembly files containing macros are included like header files
into other assembly files. This will cause assembler errors if they
are included multiple times.
Add header guards to assembly macro files to avoid assembler errors.
Change-Id: Ia632e767ed7df7bf507b294982b8d730a6f8fe69
Dan Handley
committed
on 27 Apr 2015
|
Remove use of PLATFORM_CACHE_LINE_SIZE
...
The required platform constant PLATFORM_CACHE_LINE_SIZE is
unnecessary since CACHE_WRITEBACK_GRANULE effectively provides the
same information. CACHE_WRITEBACK_GRANULE is preferred since this
is an architecturally defined term and allows comparison with the
corresponding hardware register value.
Replace all usage of PLATFORM_CACHE_LINE_SIZE with
CACHE_WRITEBACK_GRANULE.
Also, add a runtime assert in BL1 to check that the provided
CACHE_WRITEBACK_GRANULE matches the value provided in CTR_EL0.
Change-Id: If87286be78068424217b9f3689be358356500dcd
Dan Handley
committed
on 27 Apr 2015
|
2015-04-08 |
Add support to indicate size and end of assembly functions
...
In order for the symbol table in the ELF file to contain the size of
functions written in assembly, it is necessary to report it to the
assembler using the .size directive.
To fulfil the above requirements, this patch introduces an 'endfunc'
macro which contains the .endfunc and .size directives. It also adds
a .func directive to the 'func' assembler macro.
The .func/.endfunc have been used so the assembler can fail if
endfunc is omitted.
Fixes ARM-Software/tf-issues#295
Change-Id: If8cb331b03d7f38fe7e3694d4de26f1075b278fc
Signed-off-by: Kévin Petit <kevin.petit@arm.com>
Kévin Petit
committed
on 8 Apr 2015
|
2015-03-24 |
Add support for Juno r1 in the platform reset handler
...
For Juno r0, the platform reset handler needs to:
- Implement the workaround for defect #831273
- Increase the L2 Data and Tag RAM latencies for Cortex-A57.
Defect #831273 does not affect Juno r1. Also, the default value
for the L2 Tag RAM latency for Cortex-A57 is suitable on Juno r1.
The L2 Data RAM latency for Cortex-A57 still needs to be
increased, though.
This patch modifies the Juno platform reset handler to detect
the board revision and skip the unnecessary steps on Juno r1.
The behaviour on Juno r0 is unchanged.
Change-Id: I27542917223e680ef923ee860900806ffcd0357b
Sandrine Bailleux
committed
on 24 Mar 2015
|
2015-03-17 |
Merge pull request #269 from vikramkanigiri/vk/common-cci
...
Common driver for ARM cache coherent Interconnects
danh-arm
committed
on 17 Mar 2015
|
Merge pull request #266 from sandrine-bailleux/sb/juno-disable-errata-806969
...
Juno: Disable workaround for Cortex-A57 erratum #806969
danh-arm
committed
on 17 Mar 2015
|
2015-03-16 |
Use ARM CCI driver on FVP and Juno platforms
...
This patch updates the FVP and Juno platform ports to use the common
driver for ARM Cache Coherent Interconnects.
Change-Id: Ib142f456b9b673600592616a2ec99e9b230d6542
Vikram Kanigiri
committed
on 16 Mar 2015
|
Add macro to calculate number of elements in an array
...
This patch defines the ARRAY_SIZE macro for calculating number of elements
in an array and uses it where appropriate.
Change-Id: I72746a9229f0b259323972b498b9a3999731bc9b
Vikram Kanigiri
committed
on 16 Mar 2015
|
2015-03-11 |
Juno: Disable workaround for Cortex-A57 erratum #806969
...
Cortex-A57 erratum #806969 applies to revision r0p0 of the CPU
but does not manifest itself on Juno r0. It is not applicable
to Juno r1 in any case.
This patch modifies the Juno platform Makefile to no longer
compile this erratum workaround in.
Change-Id: I32b16835b2ac897e639e869ab2b78b62a51a0139
Sandrine Bailleux
committed
on 11 Mar 2015
|
2015-03-06 |
Enable type-checking of arguments passed to printf() et al.
...
This patch modifies the declarations of the functions printf() et al.
and adds the right GCC attribute to request the compiler to check
the type of the arguments passed to these functions against the given
format string. This will ensure that the compiler outputs warning
messages like the following whenever it detects an inconsistency:
file.c:42: warning: format ‘%d’ expects type ‘int’, but argument 3 has type ‘long int’
It also fixes the type mismatch inconsistencies that it revealed
across the code base.
NOTE: THIS PATCH MAY FORCE PLATFORM PORTS OR SP/SPDS THAT USE THE
PRINTF FAMILY OF FUNCTIONS TO FIX ANY TYPE MISMATCH INCONSISTENCIES.
Change-Id: If36bb54ec7d6dd2cb4791d89b02a24ac13fd2df6
Sandrine Bailleux
committed
on 6 Mar 2015
|
2015-03-05 |
Fix violations to the coding style
...
All coding style violations have been fixed in a previous patch and
since then, each individual patch has been checked in this regard.
However, the latest version of the checkpatch.pl script from the Linux
kernel is more advanced and it is able to flag new errors in the
Trusted Firmware codebase. This patch fixes them.
Change-Id: I1f332f2440984be85d36b231bb83260368987077
Sandrine Bailleux
committed
on 5 Mar 2015
|
2015-02-25 |
Merge pull request #259 from soby-mathew/sm/plat_max_afflvl
...
Export maximum affinity using PLATFORM_MAX_AFFLVL macro
danh-arm
committed
on 25 Feb 2015
|