Manual fixes to reST documentations

Non-automated fixes to the converted documentation.

Change-Id: I61f3d37c7a8d6a56a7351048060b970c5b3751e4
Signed-off-by: Douglas Raillard <douglas.raillard@arm.com>
This commit is contained in:
Douglas Raillard 2017-06-28 16:14:55 +01:00
parent 6f62574767
commit 668c5022e5
4 changed files with 26 additions and 28 deletions

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@ -1,6 +1,13 @@
.. section-numbering::
:suffix: .
.. contents::
ARM Trusted Firmware - version 1.3
==================================
New features
------------

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@ -8,22 +8,22 @@ ARM Trusted Firmware Design
.. contents::
The ARM Trusted Firmware implements a subset of the Trusted Board Boot
Requirements (TBBR) Platform Design Document (PDD) [1] for ARM reference
Requirements (TBBR) Platform Design Document (PDD) [1]_ for ARM reference
platforms. The TBB sequence starts when the platform is powered on and runs up
to the stage where it hands-off control to firmware running in the normal
world in DRAM. This is the cold boot path.
The ARM Trusted Firmware also implements the Power State Coordination Interface
PDD [2] as a runtime service. PSCI is the interface from normal world software
PDD [2]_ as a runtime service. PSCI is the interface from normal world software
to firmware implementing power management use-cases (for example, secondary CPU
boot, hotplug and idle). Normal world software can access ARM Trusted Firmware
runtime services via the ARM SMC (Secure Monitor Call) instruction. The SMC
instruction must be used as mandated by the SMC Calling Convention [3].
instruction must be used as mandated by the SMC Calling Convention [3]_.
The ARM Trusted Firmware implements a framework for configuring and managing
interrupts generated in either security state. The details of the interrupt
management framework and its design can be found in ARM Trusted Firmware
Interrupt Management Design guide [4].
Interrupt Management Design guide [4]_.
The ARM Trusted Firmware can be built to support either AArch64 or AArch32
execution state.
@ -2410,14 +2410,11 @@ kernel at boot time. These can be found in the ``fdts`` directory.
References
----------
#. Trusted Board Boot Requirements CLIENT PDD (ARM DEN 0006B-5). Available
under NDA through your ARM account representative.
#. `Power State Coordination Interface PDD`_
#. `SMC Calling Convention PDD`_
#. `ARM Trusted Firmware Interrupt Management Design guide`_.
.. [#] Trusted Board Boot Requirements CLIENT PDD (ARM DEN 0006B-5). Available
under NDA through your ARM account representative.
.. [#] `Power State Coordination Interface PDD`_
.. [#] `SMC Calling Convention PDD`_
.. [#] `ARM Trusted Firmware Interrupt Management Design guide`_.
--------------

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@ -25,12 +25,12 @@ Generic call sequence for PSCI Library interface (AArch32)
----------------------------------------------------------
The generic call sequence of PSCI Library interfaces (see
`section 4`_) during cold boot in AArch32
`PSCI Library Interface`_) during cold boot in AArch32
system is described below:
#. After cold reset, the EL3 Runtime Software performs its cold boot
initialization including the PSCI library pre-requisites mentioned in
`section 4`_, and also the necessary platform
`PSCI Library Interface`_, and also the necessary platform
setup.
#. Call ``psci_setup()`` in Monitor mode.
@ -46,7 +46,7 @@ system is described below:
context and exiting to non-secure world. If the EL3 Runtime Software needs
additional configuration to be set for non-secure context, like routing
FIQs to the secure world, the values of the registers can be modified prior
to programming. See `section 3`_ for more
to programming. See `PSCI CPU context management`_ for more
details on CPU context management.
The generic call sequence of PSCI library interfaces during warm boot in
@ -54,7 +54,7 @@ AArch32 systems is described below:
#. After warm reset, the EL3 Runtime Software performs the necessary warm
boot initialization including the PSCI library pre-requisites mentioned in
`section 4`_ (Note that the Data cache
`PSCI Library Interface`_ (Note that the Data cache
**must not** be enabled).
#. Call ``psci_warmboot_entrypoint()`` in Monitor mode. This interface
@ -75,8 +75,8 @@ on an AArch32 system is described below:
#. If ``psci_smc_handler()`` returns, populate the return value in R0 (AArch32)/
X0 (AArch64) and restore other registers as per `SMCCC`_.
#. .. rubric:: PSCI CPU context management
:name: psci-cpu-context-management
PSCI CPU context management
---------------------------
PSCI library is in charge of initializing/restoring the non-secure CPU system
registers according to `PSCI specification`_ during cold/warm boot.
@ -120,7 +120,7 @@ registers: R0 - R3, LR (R14), SCR, SPSR, SCTLR.
The EL3 Runtime Software must implement accessors to get/set pointers
to CPU context ``cpu_context_t`` data and these are described in
`section 5.2`_.
`CPU Context management API`_.
PSCI Library Interface
----------------------
@ -208,7 +208,7 @@ must have completed. Major actions performed by this interface are:
- Calls ``plat_setup_psci_ops()`` with warm boot entrypoint ``mailbox_ep`` as
argument.
- Calls ``cm_set_context_by_index()`` (see
`section 5.2`_) for all the CPUs in the
`CPU Context management API`_) for all the CPUs in the
platform
Interface : psci\_prepare\_next\_non\_secure\_ctx()
@ -235,7 +235,7 @@ Interface : psci\_register\_spd\_pm\_hook()
Argument : const spd_pm_ops_t *
Return : void
As explained in `section 5.4`_,
As explained in `Secure payload power management callback`_,
the EL3 Runtime Software may want to perform some bookkeeping during power
management operations. This function is used to register the ``spd_pm_ops_t``
(first argument) callbacks with the PSCI library which will be called
@ -554,11 +554,7 @@ workarounds.
.. _PSCI spec: http://infocenter.arm.com/help/topic/com.arm.doc.den0022c/DEN0022C_Power_State_Coordination_Interface.pdf
.. _SMCCC: https://silver.arm.com/download/ARM_and_AMBA_Architecture/AR570-DA-80002-r0p0-00rel0/ARM_DEN0028A_SMC_Calling_Convention.pdf
.. _section 4: #user-content-psci-library-interface
.. _section 3: #user-content-psci-cpu-context-management
.. _PSCI specification: http://infocenter.arm.com/help/topic/com.arm.doc.den0022c/DEN0022C_Power_State_Coordination_Interface.pdf
.. _section 5.2: #user-content-cpu-context-management-api
.. _PSCI Specification: http://infocenter.arm.com/help/topic/com.arm.doc.den0022c/DEN0022C_Power_State_Coordination_Interface.pdf
.. _section 5.4: #user-content-secure-payload-power-management-callback
.. _Porting Guide: porting-guide.rst
.. _Firmware Design: ./firmware-design.rst

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@ -725,7 +725,7 @@ ignored as the linker is called directly.
It is also possible to introduce an infinite loop to help in debugging the
post-BL2 phase of the Trusted Firmware. This can be done by rebuilding BL1 with
the ``SPIN_ON_BL1_EXIT=1`` build flag. Refer to the "Summary of build options"
the ``SPIN_ON_BL1_EXIT=1`` build flag. Refer to the `Summary of build options`_
section. In this case, the developer may take control of the target using a
debugger when indicated by the console output. When using DS-5, the following
commands can be used:
@ -1721,9 +1721,7 @@ wakeup interrupt from RTC.
.. _Linaro Release Notes: https://community.arm.com/tools/dev-platforms/b/documents/posts/linaro-release-notes-deprecated
.. _Linaro instructions: https://community.arm.com/dev-platforms/b/documents/posts/instructions-for-using-the-linaro-software-deliverables
.. _Development Studio 5 (DS-5): http://www.arm.com/products/tools/software-tools/ds-5/index.php
.. _Summary of build options: #user-content-summary-of-build-options
.. _here: ./psci-lib-integration-guide.rst
.. _Building the Test Secure Payload: #user-content-building-the-test-secure-payload
.. _Trusted Board Boot: trusted-board-boot.rst
.. _Secure-EL1 Payloads and Dispatchers: firmware-design.rst#user-content-secure-el1-payloads-and-dispatchers
.. _Firmware Update: ./firmware-update.rst