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adam.huang
Arm Trusted Firmware
Commits
ba3155bb
Commit
ba3155bb
authored
Oct 29, 2013
by
James Morrissey
Committed by
Dan Handley
Nov 14, 2013
Browse files
Fix documentation issues in v0.2 release
Change-Id: I4e2a9daa97e3be3d2f53894f2ec7947ba6bb3a16
parent
cff4e296
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4
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docs/change-log.md
View file @
ba3155bb
ARM Trusted Firmware
- version <next>
ARM Trusted Firmware
====================
=================
====================
Detailed changes since last release
Detailed changes since last release
-----------------------------------
-----------------------------------
*
Support for Foundation FVP
v5.2
added.
*
Support for Foundation FVP
Version 2.0
added.
The documented UEFI configuration disables some devices that are unavailable
The documented UEFI configuration disables some devices that are unavailable
in the Foundation FVP, including MMC and CLCD. The resultant UEFI binary can
in the Foundation FVP, including MMC and CLCD. The resultant UEFI binary can
be used on the AEMv8 and Cortex-A57-A53 FVPs, as well as the Foundation FVP.
be used on the AEMv8 and Cortex-A57-A53 FVPs, as well as the Foundation FVP.
NOTE: The software will not work on Version 1.0 of the Foundation FVP.
*
Regression-checked against latest Base FVPs (Version 5.2).
*
The supplied FDTs expose the Interrupt Translation Service (ITS) available
in GICv3.
ARM Trusted Firmware - version 0.2
ARM Trusted Firmware - version 0.2
...
@@ -53,7 +59,7 @@ releases of the ARM Trusted Firmware.
...
@@ -53,7 +59,7 @@ releases of the ARM Trusted Firmware.
*
Although support for PSCI
`CPU_SUSPEND`
is present, it is not yet stable
*
Although support for PSCI
`CPU_SUSPEND`
is present, it is not yet stable
and ready for use.
and ready for use.
*
PSCI
api
calls
`AFFINITY_INFO`
&
`PSCI_VERSION`
are implemented but have not
*
PSCI
API
calls
`AFFINITY_INFO`
&
`PSCI_VERSION`
are implemented but have not
been tested.
been tested.
*
The ARM Trusted Firmware make files result in all build artifacts being
*
The ARM Trusted Firmware make files result in all build artifacts being
...
...
docs/porting-guide.md
View file @
ba3155bb
...
@@ -81,68 +81,68 @@ Each platform must export a header file of this name with the following
...
@@ -81,68 +81,68 @@ Each platform must export a header file of this name with the following
constants defined. In the ARM FVP port, this file is found in
constants defined. In the ARM FVP port, this file is found in
[../plat/fvp/platform.h].
[../plat/fvp/platform.h].
*
**
#define : PLATFORM_LINKER_FORMAT
**
*
**#define : PLATFORM_LINKER_FORMAT**
Defines the linker format used by the platform, for example
Defines the linker format used by the platform, for example
`elf64-littleaarch64` used by the FVP.
`elf64-littleaarch64` used by the FVP.
*
**
#define : PLATFORM_LINKER_ARCH
**
*
**#define : PLATFORM_LINKER_ARCH**
Defines the processor architecture for the linker by the platform, for
Defines the processor architecture for the linker by the platform, for
example `aarch64` used by the FVP.
example `aarch64` used by the FVP.
*
**
#define : PLATFORM_STACK_SIZE
**
*
**#define : PLATFORM_STACK_SIZE**
Defines the normal stack memory available to each CPU. This constant is used
Defines the normal stack memory available to each CPU. This constant is used
by `platform_set_stack()`.
by `platform_set_stack()`.
*
**
#define : FIRMWARE_WELCOME_STR
**
*
**#define : FIRMWARE_WELCOME_STR**
Defines the character string printed by BL1 upon entry into the `bl1_main()`
Defines the character string printed by BL1 upon entry into the `bl1_main()`
function.
function.
*
**
#define : BL2_IMAGE_NAME
**
*
**#define : BL2_IMAGE_NAME**
Name of the BL2 binary image on the host file-system. This name is used by
Name of the BL2 binary image on the host file-system. This name is used by
BL1 to load BL2 into secure memory using semi-hosting.
BL1 to load BL2 into secure memory using semi-hosting.
*
**
#define : PLATFORM_CACHE_LINE_SIZE
**
*
**#define : PLATFORM_CACHE_LINE_SIZE**
Defines the size (in bytes) of the largest cache line across all the cache
Defines the size (in bytes) of the largest cache line across all the cache
levels in the platform.
levels in the platform.
*
**
#define : PLATFORM_CLUSTER_COUNT
**
*
**#define : PLATFORM_CLUSTER_COUNT**
Defines the total number of clusters implemented by the platform in the
Defines the total number of clusters implemented by the platform in the
system.
system.
*
**
#define : PLATFORM_CORE_COUNT
**
*
**#define : PLATFORM_CORE_COUNT**
Defines the total number of CPUs implemented by the platform across all
Defines the total number of CPUs implemented by the platform across all
clusters in the system.
clusters in the system.
*
**
#define : PLATFORM_MAX_CPUS_PER_CLUSTER
**
*
**#define : PLATFORM_MAX_CPUS_PER_CLUSTER**
Defines the maximum number of CPUs that can be implemented within a cluster
Defines the maximum number of CPUs that can be implemented within a cluster
on the platform.
on the platform.
*
**
#define : PRIMARY_CPU
**
*
**#define : PRIMARY_CPU**
Defines the `MPIDR` of the primary CPU on the platform. This value is used
Defines the `MPIDR` of the primary CPU on the platform. This value is used
after a cold boot to distinguish between primary and secondary CPUs.
after a cold boot to distinguish between primary and secondary CPUs.
*
**
#define : TZROM_BASE
**
*
**#define : TZROM_BASE**
Defines the base address of secure ROM on the platform, where the BL1 binary
Defines the base address of secure ROM on the platform, where the BL1 binary
is loaded. This constant is used by the linker scripts to ensure that the
is loaded. This constant is used by the linker scripts to ensure that the
BL1 image fits into the available memory.
BL1 image fits into the available memory.
*
**
#define : TZROM_SIZE
**
*
**#define : TZROM_SIZE**
Defines the size of secure ROM on the platform. This constant is used by the
Defines the size of secure ROM on the platform. This constant is used by the
linker scripts to ensure that the BL1 image fits into the available memory.
linker scripts to ensure that the BL1 image fits into the available memory.
*
**
#define : TZRAM_BASE
**
*
**#define : TZRAM_BASE**
Defines the base address of the secure RAM on platform, where the data
Defines the base address of the secure RAM on platform, where the data
section of the BL1 binary is loaded. The BL2 and BL3-1 images are also
section of the BL1 binary is loaded. The BL2 and BL3-1 images are also
...
@@ -150,22 +150,22 @@ constants defined. In the ARM FVP port, this file is found in
...
@@ -150,22 +150,22 @@ constants defined. In the ARM FVP port, this file is found in
scripts to ensure that the BL1 data section and BL2/BL3-1 binary images fit
scripts to ensure that the BL1 data section and BL2/BL3-1 binary images fit
into the available memory.
into the available memory.
*
**
#define : TZRAM_SIZE
**
*
**#define : TZRAM_SIZE**
Defines the size of the secure RAM on the platform. This constant is used by
Defines the size of the secure RAM on the platform. This constant is used by
the linker scripts to ensure that the BL1 data section and BL2/BL3-1 binary
the linker scripts to ensure that the BL1 data section and BL2/BL3-1 binary
images fit into the available memory.
images fit into the available memory.
*
**
#define : SYS_CNTCTL_BASE
**
*
**#define : SYS_CNTCTL_BASE**
Defines the base address of the `CNTCTLBase` frame of the memory mapped
Defines the base address of the `CNTCTLBase` frame of the memory mapped
counter and timer in the system level implementation of the generic timer.
counter and timer in the system level implementation of the generic timer.
*
**
#define : BL2_BASE
**
*
**#define : BL2_BASE**
Defines the base address in secure RAM where BL1 loads the BL2 binary image.
Defines the base address in secure RAM where BL1 loads the BL2 binary image.
*
**
#define : BL31_BASE
**
*
**#define : BL31_BASE**
Defines the base address in secure RAM where BL2 loads the BL3-1 binary
Defines the base address in secure RAM where BL2 loads the BL3-1 binary
image.
image.
...
@@ -173,11 +173,11 @@ constants defined. In the ARM FVP port, this file is found in
...
@@ -173,11 +173,11 @@ constants defined. In the ARM FVP port, this file is found in
### Other mandatory modifications
### Other mandatory modifications
The following
following
mandatory modifications may be implemented in any file
The following mandatory modifications may be implemented in any file
the implementer chooses. In the ARM FVP port, they are implemented in
the implementer chooses. In the ARM FVP port, they are implemented in
[../plat/fvp/aarch64/fvp_common.c].
[../plat/fvp/aarch64/fvp_common.c].
*
**
Variable : unsigned char platform_normal_stacks[X][Y]
**
*
**Variable : unsigned char platform_normal_stacks[X][Y]**
where X = PLATFORM_STACK_SIZE
where X = PLATFORM_STACK_SIZE
and Y = PLATFORM_CORE_COUNT
and Y = PLATFORM_CORE_COUNT
...
@@ -795,7 +795,7 @@ called by the primary CPU.
...
@@ -795,7 +795,7 @@ called by the primary CPU.
This function is called by the PSCI implementation both during cold and warm
This function is called by the PSCI implementation both during cold and warm
boot, to determine the maximum affinity level that the power management
boot, to determine the maximum affinity level that the power management
operations should apply to. ARMv8 has support for 4 affinity levels. It is
operations should apply to. ARMv8
-A
has support for 4 affinity levels. It is
likely that hardware will implement fewer affinity levels. This function allows
likely that hardware will implement fewer affinity levels. This function allows
the PSCI implementation to consider only those affinity levels in the system
the PSCI implementation to consider only those affinity levels in the system
that the platform implements. For example, the Base AEM FVP implements two
that the platform implements. For example, the Base AEM FVP implements two
...
@@ -855,8 +855,8 @@ affinity level 0 (CPU), the platform port should power down affinity level 1
...
@@ -855,8 +855,8 @@ affinity level 0 (CPU), the platform port should power down affinity level 1
This function is called with coherent stacks. This allows the PSCI
This function is called with coherent stacks. This allows the PSCI
implementation to flush caches at a given affinity level without running into
implementation to flush caches at a given affinity level without running into
stale stack state after turning off the caches. On ARMv8 cache hits do not
occur
stale stack state after turning off the caches. On ARMv8
-A
cache hits do not
after the cache has been turned off.
occur
after the cache has been turned off.
#### plat_pm_ops.affinst_suspend()
#### plat_pm_ops.affinst_suspend()
...
@@ -882,8 +882,8 @@ resume execution by restoring this state when its powered on (see
...
@@ -882,8 +882,8 @@ resume execution by restoring this state when its powered on (see
This function is called with coherent stacks. This allows the PSCI
This function is called with coherent stacks. This allows the PSCI
implementation to flush caches at a given affinity level without running into
implementation to flush caches at a given affinity level without running into
stale stack state after turning off the caches. On ARMv8 cache hits do not
occur
stale stack state after turning off the caches. On ARMv8
-A
cache hits do not
after the cache has been turned off.
occur
after the cache has been turned off.
#### plat_pm_ops.affinst_on_finish()
#### plat_pm_ops.affinst_on_finish()
...
@@ -898,8 +898,8 @@ The `MPIDR` (first argument), `affinity level` (second argument) and `state`
...
@@ -898,8 +898,8 @@ The `MPIDR` (first argument), `affinity level` (second argument) and `state`
This function is called with coherent stacks. This allows the PSCI
This function is called with coherent stacks. This allows the PSCI
implementation to flush caches at a given affinity level without running into
implementation to flush caches at a given affinity level without running into
stale stack state after turning off the caches. On ARMv8 cache hits do not
occur
stale stack state after turning off the caches. On ARMv8
-A
cache hits do not
after the cache has been turned off.
occur
after the cache has been turned off.
#### plat_pm_ops.affinst_on_suspend()
#### plat_pm_ops.affinst_on_suspend()
...
@@ -915,8 +915,8 @@ The `MPIDR` (first argument), `affinity level` (second argument) and `state`
...
@@ -915,8 +915,8 @@ The `MPIDR` (first argument), `affinity level` (second argument) and `state`
This function is called with coherent stacks. This allows the PSCI
This function is called with coherent stacks. This allows the PSCI
implementation to flush caches at a given affinity level without running into
implementation to flush caches at a given affinity level without running into
stale stack state after turning off the caches. On ARMv8 cache hits do not
occur
stale stack state after turning off the caches. On ARMv8
-A
cache hits do not
after the cache has been turned off.
occur
after the cache has been turned off.
BL3-1 platform initialization code must also detect the system topology and
BL3-1 platform initialization code must also detect the system topology and
the state of each affinity instance in the topology. This information is
the state of each affinity instance in the topology. This information is
...
...
docs/user-guide.md
View file @
ba3155bb
This diff is collapsed.
Click to expand it.
readme.md
View file @
ba3155bb
...
@@ -2,13 +2,13 @@ ARM Trusted Firmware - version 0.2
...
@@ -2,13 +2,13 @@ ARM Trusted Firmware - version 0.2
==================================
==================================
ARM Trusted Firmware provides a reference implementation of secure world
ARM Trusted Firmware provides a reference implementation of secure world
software for [ARMv8], including Exception Level 3 (EL3) software. This first
software for [ARMv8
-A
], including Exception Level 3 (EL3) software. This first
release focuses on support for ARM's [Fixed Virtual Platforms (FVPs)] [FVP].
release focuses on support for ARM's [Fixed Virtual Platforms (FVPs)] [FVP].
The intent is to provide a reference implementation of various ARM interface
The intent is to provide a reference implementation of various ARM interface
standards, such as the Power State Coordination Interface ([PSCI]), Trusted
standards, such as the Power State Coordination Interface ([PSCI]), Trusted
Board Boot Requirements (TBBR) and [Secure Monitor] [TEE-SMC] code. As far as
Board Boot Requirements (TBBR) and [Secure Monitor] [TEE-SMC] code. As far as
possible the code is designed for reuse or porting to other ARMv8 model and
possible the code is designed for reuse or porting to other ARMv8
-A
model and
hardware platforms.
hardware platforms.
This release is the first one as source code: an initial prototype
This release is the first one as source code: an initial prototype
...
@@ -18,7 +18,7 @@ models from ARM.
...
@@ -18,7 +18,7 @@ models from ARM.
ARM will continue development in collaboration with interested parties to
ARM will continue development in collaboration with interested parties to
provide a full reference implementation of PSCI, TBBR and Secure Monitor code
provide a full reference implementation of PSCI, TBBR and Secure Monitor code
to the benefit of all developers working with ARMv8 TrustZone software.
to the benefit of all developers working with ARMv8
-A
TrustZone software.
License
License
...
@@ -66,11 +66,13 @@ since the last release.
...
@@ -66,11 +66,13 @@ since the last release.
This release of the Trusted Firmware has been tested on the following ARM
This release of the Trusted Firmware has been tested on the following ARM
[FVP]s (64-bit versions only):
[FVP]s (64-bit versions only):
*
`FVP_Base_AEMv8A-AEMv8A`
(Version 5.1
b
uild 8).
*
`FVP_Base_AEMv8A-AEMv8A`
(Version 5.1
, B
uild
0.8.510
8).
*
`FVP_Base_Cortex-A57x4-A53x4`
(Version 5.1
b
uild 8).
*
`FVP_Base_Cortex-A57x4-A53x4`
(Version 5.1
, B
uild
0.8.510
8).
*
`FVP_Base_Cortex-A57x1-A53x1`
(Version 5.1
b
uild 8).
*
`FVP_Base_Cortex-A57x1-A53x1`
(Version 5.1
, B
uild
0.8.510
8).
These models can be licensed from ARM: see [www.arm.com/fvp] [FVP]
These models can be licensed from ARM: see [www.arm.com/fvp] [FVP].
For an updated list of supported platforms, please see the [Change Log].
### Still to Come
### Still to Come
...
@@ -96,7 +98,7 @@ See the [User Guide] for instructions on how to install, build and use
...
@@ -96,7 +98,7 @@ See the [User Guide] for instructions on how to install, build and use
the Trusted Firmware with the ARM [FVP]s.
the Trusted Firmware with the ARM [FVP]s.
See the [Porting Guide] as well for information about how to use this
See the [Porting Guide] as well for information about how to use this
software on another ARMv8 platform.
software on another ARMv8
-A
platform.
### Feedback and support
### Feedback and support
...
@@ -117,7 +119,7 @@ _Copyright (c) 2013 ARM Ltd. All rights reserved._
...
@@ -117,7 +119,7 @@ _Copyright (c) 2013 ARM Ltd. All rights reserved._
[
User Guide
]:
./docs/user-guide.md
[
User Guide
]:
./docs/user-guide.md
[
Porting Guide
]:
./docs/porting-guide.md
[
Porting Guide
]:
./docs/porting-guide.md
[
ARMv8
]:
http://www.arm.com/products/processors/armv8-architecture.php
"ARMv8 Architecture"
[
ARMv8
-A
]:
http://www.arm.com/products/processors/armv8-architecture.php
"ARMv8
-A
Architecture"
[
FVP
]:
http://www.arm.com/fvp
"ARM's Fixed Virtual Platforms"
[
FVP
]:
http://www.arm.com/fvp
"ARM's Fixed Virtual Platforms"
[
PSCI
]:
http://infocenter.arm.com/help/topic/com.arm.doc.den0022b/index.html
"Power State Coordination Interface PDD (ARM DEN 0022B.b)"
[
PSCI
]:
http://infocenter.arm.com/help/topic/com.arm.doc.den0022b/index.html
"Power State Coordination Interface PDD (ARM DEN 0022B.b)"
[
SMCCC
]:
http://infocenter.arm.com/help/topic/com.arm.doc.den0028a/index.html
"SMC Calling Convention PDD (ARM DEN 0028A)"
[
SMCCC
]:
http://infocenter.arm.com/help/topic/com.arm.doc.den0028a/index.html
"SMC Calling Convention PDD (ARM DEN 0028A)"
...
...
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