| Commit message (Collapse) | Author | Age | Files | Lines |
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This patch fixes the following Ecc reported error:
Non-Boolean comparisons should use a compare operator
(==, !=, >, < >=, <=)
Signed-off-by: Pierre Gondois <Pierre.Gondois@arm.com>
Reviewed-by: Ard Biesheuvel <ard.biesheuvel@arm.com>
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This patch fixes the following Ecc reported error:
Boolean values and variable type BOOLEAN should not use
explicit comparisons to TRUE or FALSE
Signed-off-by: Pierre Gondois <Pierre.Gondois@arm.com>
Reviewed-by: Ard Biesheuvel <ard.biesheuvel@arm.com>
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Some virtual machine managers like kvmtool can relocate
the devices in the system memory map. The information
about the devices location in memory is described in the
device tree. Therefore, the CFI memory region and the
associated Non volatile storage variables need to be
adjusted accordingly.
To support such use cases the non-volatile storage
variable base PCD PcdFlashNvStorageVariableBase has
been defined as a dynamic PCD.
The NOR flash driver was using the Flash non-volatile
storage variable base PCD as a fixed PCD, thereby
preventing runtime resolution of the variable base
address.
Therefore update the NOR flash driver to load the
PCD using PcdGet32 instead of FixedPcdGet32.
Signed-off-by: Sami Mujawar <sami.mujawar@arm.com>
Reviewed-by: Ard Biesheuvel <Ard.Biesheuvel@arm.com>
Reviewed-by: Philippe Mathieu-Daude <philmd@redhat.com>
Acked-by: Laszlo Ersek <lersek@redhat.com>
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PL011UartLib determines its FIFO depth based on the PID2 value but
the register PID2 is not mandatory as per the SBSA spec.
This change won't check PID2 if PcdUartDefaultReceiveFifoDepth is set
to a value > 0.
Signed-off-by: Irene Park <ipark@nvidia.com>
Reviewed-by: Ard Biesheuvel <ard.biesheuvel@arm.com>
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The PL180 SD host controller driver is only used on emulated ARM
platforms, uses an obsolete version of the MMC host protocol and
does not adhere to the UEFI driver model.
It has been moved into edk2-platforms alongside the only platforms
that use it, so we can drop it from the EDK2 core repository.
Signed-off-by: Ard Biesheuvel <ard.biesheuvel@arm.com>
Reviewed-by: Leif Lindholm <leif@nuviainc.com>
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In EDK2, identifiers carrying the EFI prefix are reserved for ones
that are defined in the UEFI or PI specifications.
Since the MMC host protocol defined in EmbeddedPkg is not the one that
the UEFI spec defines, and given the confusion around this, let's rename
it to from gEfiMmcHostProtocolGuid to gEmbeddedMmcHostProtocolGuid.
Signed-off-by: Ard Biesheuvel <ard.biesheuvel@arm.com>
Reviewed-by: Leif Lindholm <leif@nuviainc.com>
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REF:https://bugzilla.tianocore.org/show_bug.cgi?id=2575
The following components are currently missing from the [Components]
section of ArmPlatformPkg.dsc:
* ArmPlatformPkg/Library/HdLcd/HdLcd.inf
* ArmPlatformPkg/Library/PL111Lcd/PL111Lcd.inf
This commit includes the components in the package DSC build.
Signed-off-by: Michael Kubacki <michael.kubacki@microsoft.com>
Reviewed-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
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Cache maintenance operations by set/way are only intended to be used
in the context of on/offlining a core, while it has been taken out of
the coherency domain. Any use intended to ensure that the contents of
the cache have made it to main memory is unreliable, since cacheline
migration and non-architected system caches may cause these contents
to linger elsewhere, without being visible in main memory once the
MMU and caches are disabled.
In KVM on Linux, there are horrid hacks in place to ensure that such
set/way operations are trapped, and replaced with a single by-VA
clean/invalidate of the entire guest VA space once the MMU state
changes, which can be costly, and is unnecessary if we manage the
caches a bit more carefully, and perform maintenance by virtual
address only.
So let's get rid of the call to ArmInvalidateDataCache () in the
PrePeiCore startup code, and instead, invalidate the UEFI memory
region by virtual address, which is the only memory region we will
be touching with the caches and MMU both disabled and enabled.
(This will lead to data corruption if data written with the MMU off
is shadowed by clean, stale cachelines that stick around when the
MMU is enabled again.)
Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Acked-by: Laszlo Ersek <lersek@redhat.com>
Tested-by: Pete Batard <pete@akeo.ie>
Reviewed-by: Leif Lindholm <leif@nuviainc.com>
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This wasn't correctly testing for FD to be outside RAM,
when RAM base immediately follows the FD.
This is part of some cleanup for RPi4 in edk2-platform.
Signed-off-by: Andrei Warkentin <awarkentin@vmware.com>
Reviewed-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
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Cache maintenance operations by set/way are only intended to be used
in the context of on/offlining a core, while it has been taken out of
the coherency domain. Any use intended to ensure that the contents of
the cache have made it to main memory is unreliable, since cacheline
migration and non-architected system caches may cause these contents
to linger elsewhere, without being visible in main memory once the
MMU and caches are disabled.
In KVM on Linux, there are horrid hacks in place to ensure that such
set/way operations are trapped, and replaced with a single by-VA
clean/invalidate of the entire guest VA space once the MMU state
changes, which can be costly, and is unnecessary if we manage the
caches a bit more carefully, and perform maintenance by virtual
address only.
So let's get rid of the call to ArmInvalidateDataCache () in the
PrePeiCore startup code, and instead, invalidate the temporary RAM
region by virtual address, which is the only memory region we will
be touching with the caches and MMU both disabled and enabled,
which will lead to data corruption if data written with the MMU off
is shadowed by clean, stale cachelines that stick around when the
MMU is enabled again.
Signed-off-by: Ard Biesheuvel <ard.biesheuvel@arm.com>
Reviewed-by: Leif Lindholm <leif@nuviainc.com>
Acked-by: Laszlo Ersek <lersek@redhat.com>
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This driver depends on the gEfiCpuArchProtocolGuid protocol but does
not declare it, and so this dependency gets satisfied transitively
via ArmLib. However, ArmLib will drop this dependency as it does not
actually use it, so declare it for LcdGraphicsOutputDxe instead.
Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Reviewed-by: Leif Lindholm <leif@nuviainc.com>
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We're going to switch the internal line terminators globally to LF at some
point, but until then, let's use CRLF consistently. Convert source files
with LFs in them to CRLF, using "unix2dos".
"git show -b" prints no code changes for this patch.
(I collected all the file name suffixes in this package, with:
$ git ls-files -- $PACKAGE | rev | cut -f 1 -d . | sort -u | rev
I eliminated those suffixes that didn't stand for text files, then
blanket-converted the rest with unix2dos. Finally, picked up the actual
changes with git-add.)
At the same time, the following file had to undergo TAB expansion:
ArmPlatformPkg/Scripts/Ds5/profile.py
I used "expand -t 4", conforming to the Indentation section of PEP-8
<https://www.python.org/dev/peps/pep-0008/#indentation>.
Both the CRLF conversion and the TAB expansion are motivated by
"PatchCheck.py". "PatchCheck.py" is also the reason why CRLF conversion
and TAB expansion have to happen in the same patch.
Cc: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Cc: Leif Lindholm <leif@nuviainc.com>
Cc: Philippe Mathieu-Daudé <philmd@redhat.com>
Ref: https://bugzilla.tianocore.org/show_bug.cgi?id=1659
Signed-off-by: Laszlo Ersek <lersek@redhat.com>
Message-Id: <20200227213903.13884-4-lersek@redhat.com>
Acked-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Reviewed-by: Philippe Mathieu-Daude <philmd@redhat.com>
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Increase length of path that can be read from system from 200 to 400 to
allow for longer build paths.
Signed-off-by: Jeff Brasen <jbrasen@nvidia.com>
Reviewed-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
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While the alternative PEI-less SEC implementation in PrePi already
takes the EnableVFP PCD into account, the PrePeiCore code does not,
and so we may end up triggering synchronous exception when code
attempts to use FP or SIMD registers, which is permitted on AARCH64
by the spec.
So enable the VFP as early as feasible if the associated PCD is set.
Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Reviewed-by: Leif Lindholm <leif.lindholm@linaro.org>
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Cc: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Signed-off-by: Leif Lindholm <leif.lindholm@linaro.org>
Acked-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Reviewed-by: Philippe Mathieu-Daude <philmd@redhat.com>
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The header files are used but missing in INF, which causes
warning message when building them.
Signed-off-by: Pete Batard <pete@akeo.ie>
Reviewed-by: Leif Lindholm <leif.lindholm@linaro.org>
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The BaseTools build feature introduced for TianoCore#1804 / in commit
1fa6699e6cd4 ("BaseTools: Add a checking for Sources section in INF file",
2019-06-10) logs some (non-fatal) warnings about unlisted internal header
files. List those files explicitly.
Note: header files are added in lexicographical order only if the
underlying INF file already keeps the [Sources] and [LibraryClasses]
sections in lexicographical order. Otherwise, header files are added in
rough "logical" order.
Cc: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Cc: Leif Lindholm <leif.lindholm@linaro.org>
Signed-off-by: Laszlo Ersek <lersek@redhat.com>
Reviewed-by: Philippe Mathieu-Daude <philmd@redhat.com>
Reviewed-by: Leif Lindholm <leif.lindholm@linaro.org>
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The PL031 interrupt mask register (IMSC) is not very clearly documented
in the PL031 specification. However, bit 0 (RTCIMSC) indicates whether
interrupts are enabled, not disabled.
So before this commit, we were actually *enabling* interrupts for the RTC.
This patch changes the logic to instead disable interrupts when they
are not disabled already.
Signed-off-by: Alexander Graf <graf@amazon.com>
Reviewed-by: Leif Lindholm <leif.lindholm@linaro.org>
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Fix various typos in ArmPlatformPkg.
Signed-off-by: Coeur <coeur@gmx.fr>
Reviewed-by: Leif Lindholm <leif.lindholm@linaro.org>
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The comments describes the device as being 32-bit:
"the maximum time span is just over 136 years"
then uses a UINTN to hold the value.
Change to UINT32 so we don't get different behaviour for different architectures.
Signed-off-by: Leif Lindholm <leif.lindholm@linaro.org>
Acked-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Reviewed-by: Philippe Mathieu-Daude <philmd@redhat.com>
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https://bugzilla.tianocore.org/show_bug.cgi?id=1373
Replace BSD 2-Clause License with BSD+Patent License. This change is
based on the following emails:
https://lists.01.org/pipermail/edk2-devel/2019-February/036260.html
https://lists.01.org/pipermail/edk2-devel/2018-October/030385.html
RFCs with detailed process for the license change:
V3: https://lists.01.org/pipermail/edk2-devel/2019-March/038116.html
V2: https://lists.01.org/pipermail/edk2-devel/2019-March/037669.html
V1: https://lists.01.org/pipermail/edk2-devel/2019-March/037500.html
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Michael D Kinney <michael.d.kinney@intel.com>
Reviewed-by: Leif Lindholm <leif.lindholm@linaro.org>
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Use an untyped PCD reference for PcdSerialRegisterBase, so that the
library gets built without hardcoded values, permitting modules to
override the default serial port. This allows SerialDxe to use a
different serial port from the one used for DEBUG output (which
often gets occluded due to the console driver clearing the screen).
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Leif Lindholm <leif.lindholm@linaro.org>
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The SP805 watchdog driver doesn't implement the PI watchdog protocol
fully, but always simply resets the system if the watchdog time runs
out.
However, the hardware does support the intended usage model, as long
as the SP805 is wired up correctly. So let's implement interrupt based
mode involving a handler that is registered by the DXE core and invoked
when the watchdog runs out. In the interrupt handler, we invoke the
notify function if one was registered, before calling the ResetSystem()
runtime service (as per the UEFI spec)
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Reviewed-by: Leif Lindholm <leif.lindholm@linaro.org>
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Before fixing the SP805 driver, let's clean it up a bit. No
functional changes.
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Reviewed-by: Leif Lindholm <leif.lindholm@linaro.org>
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Limit the PEI memory region so it will not extend beyond what we can
address architecturally when running with 4 KB pages.
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Reviewed-by: Leif Lindholm <leif.lindholm@linaro.org>
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Drop some PCD references that are not actually referenced from the
PlatformPei code.
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Reviewed-by: Laszlo Ersek <lersek@redhat.com>
Reviewed-by: Leif Lindholm <leif.lindholm@linaro.org>
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Derive the size of the GCD memory space map directly from the CPU's
information registers rather than from the PcdPrePiCpuMemorySize PCD,
which will be removed.
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Acked-by: Laszlo Ersek <lersek@redhat.com>
Reviewed-by: Leif Lindholm <leif.lindholm@linaro.org>
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We no longer use per-instance GUIDs to identify NOR flash banks so
there is no longer a need to define them. Drop the Guid member from
the NOR_FLASH_DESCRIPTION type.
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Reviewed-by: Laszlo Ersek <lersek@redhat.com>
Tested-by: Thomas Abraham <thomas.abraham@arm.com>
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Currently, each flash bank controlled by ArmPlatformPkg/NorFlashDxe
has its own VendorHw GUID, and instances of NorFlashPlatformLib
describe each bank to the driver, along with the GUID for each.
This works ok for bare metal platforms, but it would be useful for
virtual platforms if we could obtain this information from a
device tree, which would require us to invent GUIDs on the fly,
given that the 'cfi-flash' binding does not include a GUID.
So instead, let's switch to a single GUID for all flash banks,
and update the driver's device path handling to include an index
to identify each bank uniquely.
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Reviewed-by: Laszlo Ersek <lersek@redhat.com>
Reviewed-by: Leif Lindholm <leif.lindholm@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Tested-by: Thomas Abraham <thomas.abraham@arm.com>
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A subsequent patch will change the layout of devicepath nodes
produced by this driver. In preparation, make some tweaks to
the code to use a packed struct for the devicepath and to pass
the device index to NorFlashCreateInstance(). These are cosmetic
changes only, the resulting binaries should be identical.
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Reviewed-by: Laszlo Ersek <lersek@redhat.com>
Reviewed-by: Leif Lindholm <leif.lindholm@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Tested-by: Thomas Abraham <thomas.abraham@arm.com>
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When setting up the stack in the startup code and jumping into C code
for the first time, ensure that the frame pointer register is cleared
so that backtraces terminate correctly. Otherwise, output like the
below is shown when encountering an exception on a DEBUG build:
Synchronous Exception at 0x0000000078A14780
PC 0x000078A14780 (0x000078A00000+0x00014780) [ 0] ArmVeNorFlashDxe.dll
PC 0x000078A10634 (0x000078A00000+0x00010634) [ 0] ArmVeNorFlashDxe.dll
PC 0x000078A11CF0 (0x000078A00000+0x00011CF0) [ 0] ArmVeNorFlashDxe.dll
PC 0x000078A11DD0 (0x000078A00000+0x00011DD0) [ 0] ArmVeNorFlashDxe.dll
PC 0x00007BC9D87C (0x00007BC98000+0x0000587C) [ 1] PartitionDxe.dll
PC 0x00007BC99B3C (0x00007BC98000+0x00001B3C) [ 1] PartitionDxe.dll
PC 0x00007F362F50 (0x00007F359000+0x00009F50) [ 2] DxeCore.dll
PC 0x00007BD63BB0 (0x00007BD5B000+0x00008BB0) [ 3] BdsDxe.dll
PC 0x00007BD6EE00 (0x00007BD5B000+0x00013E00) [ 3] BdsDxe.dll
PC 0x00007BD67C70 (0x00007BD5B000+0x0000CC70) [ 3] BdsDxe.dll
PC 0x00007F3724F0 (0x00007F359000+0x000194F0) [ 4] DxeCore.dll
PC 0x00004008FC30
PC 0x000040090130
PC 0x5800F6025800F5E1
Recursive exception occurred while dumping the CPU state
which is rather unhelpful, given that this prevent the remaining debug
output from being printed (register dump, stack dump, fault related
system registers etc)
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Acked-by: Laszlo Ersek <lersek@redhat.com>
Reviewed-by: Leif Lindholm <leif.lindholm@linaro.org>
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Removing rules for Ipf sources file:
* Remove the source file which path with "ipf" and also listed in
[Sources.IPF] section of INF file.
* Remove the source file which listed in [Components.IPF] section
of DSC file and not listed in any other [Components] section.
* Remove the embedded Ipf code for MDE_CPU_IPF.
Removing rules for Inf file:
* Remove IPF from VALID_ARCHITECTURES comments.
* Remove DXE_SAL_DRIVER from LIBRARY_CLASS in [Defines] section.
* Remove the INF which only listed in [Components.IPF] section in DSC.
* Remove statements from [BuildOptions] that provide IPF specific flags.
* Remove any IPF sepcific sections.
Removing rules for Dec file:
* Remove [Includes.IPF] section from Dec.
Removing rules for Dsc file:
* Remove IPF from SUPPORTED_ARCHITECTURES in [Defines] section of DSC.
* Remove any IPF specific sections.
* Remove statements from [BuildOptions] that provide IPF specific flags.
Cc: Leif Lindholm <leif.lindholm@linaro.org>
Cc: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Cc: Michael D Kinney <michael.d.kinney@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Chen A Chen <chen.a.chen@intel.com>
Reviewed-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
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This patch gets PL011 baud rate clock from
pl011 uart clock lib instead of Pcd.
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Udit Kumar <udit.kumar@nxp.com>
Reviewed-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
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Some platform support dynamic clocking, which is controlled by some
jumper setting or hardware registers. Result of that is that PCD
PL011UartClkInHz would need to be updated for frequency change.
This patch implements support for dynamic frequency for PL011 uart.
This patch implements default lib, which is using Pcd. Platform which
needs dynamic clocking needs implement PL011UartClockLib
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Udit Kumar <udit.kumar@nxp.com>
Reviewed-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
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This change adds support for the ARM Mali DP500/DP500/DP650 display
processors using the GOP protocol. It has been tested on FVP base
models + DP550 support. This change adds platform independant LcdHwLib
library. A corresponding platform specific library will be submitted
to edk-platforms/Platform/ARM/VExpressPkg.
This change does not modify functionality provided by PL111 or
HDLCD. This LcdHwLib implementation should be suitable for those
platforms that implement ARM Mali DP500/DP550/DP650 replacing
PL111/HDLCD.
Only graphics layer of the ARM Mali DP is configured for rendering
the RGB/BGR format frame buffer to satisfy the UEFI GOP requirements
Other layers e.g. video layers are not configured.
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Girish Pathak <girish.pathak@arm.com>
Signed-off-by: Evan Lloyd <evan.lloyd@arm.com>
Reviewed-by: Leif Lindholm <leif.lindholm@linaro.org>
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Currently framebuffer memory is either reserved in special VRAM or
dynamically allocated using boot services memory allocation functions.
When allocated using boot services calls the memory has to be allocated
as EfiBootServicesData. Unfortunately failures have been seen with this
case. There is also an unfortunate lack of control on the placement of
the framebuffer.
This change introduces two PCDs, PcdArmLcdFrameBufferBase and
PcdArmLcdFrameBufferSize which enable build time reservation of the
framebuffer, avoiding the need to allocate dynamically. This allows
the framebuffer to appear as "I/O memory" outside of the normal RAM
map, which is similar to the "VRAM" case.
This change has no impact on current code, only enables the option
of build time reservation of framebuffers.
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Girish Pathak <girish.pathak@arm.com>
Signed-off-by: Evan Lloyd <evan.lloyd@arm.com>
Reviewed-by: Leif Lindholm <leif.lindholm@linaro.org>
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Add definitions for new display modes such as HD 720.
This has no effect on existing display drivers.
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Girish Pathak <girish.pathak@arm.com>
Signed-off-by: Evan Lloyd <evan.lloyd@arm.com>
Reviewed-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Reviewed-by: Leif Lindholm <leif.lindholm@linaro.org>
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This change adds a new PCD PcdArmHdlcdSwapBlueRedSelect
to swap values for HDLCD RED_SELECT and BLUE_SELECT registers
on platforms where blue and red hardware lines are swapped.
If set to TRUE in the platform dsc, HDLCD library will swap the values
while setting RED_SELECT and BLUE_SELECT registers. The default
value of the PCD is FALSE.
NOTE: The motive for this is that a discrepancy in the Red/Blue lines
exists between some VersatileExpress platforms. Rather than have
divergent code, this build switch allows a simple, pragmatic solution.
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Girish Pathak <girish.pathak@arm.com>
Signed-off-by: Evan Lloyd <evan.lloyd@arm.com>
Reviewed-by: Leif Lindholm <leif.lindholm@linaro.org>
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Current HDLCD and PL111 platform libraries do not support display modes
with PixelBlueGreenRedReserved8BitPerColor format, i.e. because of
historical confusion, they do not support the UEFI default
PixelBlueGreenRedReserved8BitPerColor format
In LcdPlatformLib for PL111, LcdPlatformQueryMode returns the pixel
format as PixelRedGreenBlueReserved8BitPerColor which is wrong, because
that does not match the display controller's pixel format which is set
to BGR in PL111Lcd LcdHwLib.
Also it is not possible to configure pixel format as RGB/BGR for the
display modes for a platform at build time.
This change adds PcdGopPixelFormat to configure pixel format as
PixelRedGreenBlueReserved8BitPerColor or
PixelBlueGreenRedReserved8BitPerColor or
PixelBitMask.
With this change, pixel format can be selected in the platform specific
.dsc file for all supported display modes.
Support for PixelBitMask is not implemented in PL111 or HDLCD LcdHwLib
libraries, hence HDLCD and PL111 platform libraries will return error
EFI_UNSUPPORTED if PcdGopPixelFormat is set to PixelBitMask. Indeed,
it is not clear what selecting PixelBitMask might mean, but the option
is allowed as it might suit a custom platform.
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Girish Pathak <girish.pathak@arm.com>
Signed-off-by: Evan Lloyd <evan.lloyd@arm.com>
Reviewed-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Reviewed-by: Leif Lindholm <leif.lindholm@linaro.org>
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The LcdPlatformGetTimings interface function takes similar sets of
multiple parameters for horizontal and vertical timings which can be
aggregated in a common data type. This change defines a structure
SCAN_TIMINGS for this which can be used to describe both horizontal and
vertical scan timings, and accordingly redefines the
LcdPlatformGetTiming interface, greatly reducing the amount of data
passed about.
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Girish Pathak <girish.pathak@arm.com>
Signed-off-by: Evan Lloyd <evan.lloyd@arm.com>
Reviewed-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Reviewed-by: Leif Lindholm <leif.lindholm@linaro.org>
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LcdIdentify function does not currently check presence of HDLCD
controller.
Implement this functionality by reading HDLCD_REG_VERSION and checking
against the PRODUCT_ID field to detect presence of HDLCD controller.
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Girish Pathak <girish.pathak@arm.com>
Signed-off-by: Evan Lloyd <evan.lloyd@arm.com>
Reviewed-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Reviewed-by: Leif Lindholm <leif.lindholm@linaro.org>
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Currenty bit LcdPwr of the LCDControl register is enabled immediately
after setting other bits of the LCDControl register. This two write
sequence is unnecessary. This change removes this extra write by setting
LcdPwr bit along with other bits of the LcdControl register.
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Girish Pathak <girish.pathak@arm.com>
Signed-off-by: Evan Lloyd <evan.lloyd@arm.com>
Reviewed-by: Leif Lindholm <leif.lindholm@linaro.org>
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Minor code change, replaces magic number with macro in LCD disable.
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Girish Pathak <girish.pathak@arm.com>
Signed-off-by: Evan Lloyd <evan.lloyd@arm.com>
Reviewed-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Reviewed-by: Leif Lindholm <leif.lindholm@linaro.org>
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This change moves some ASSERTs in error handling code
to improve efficiency in DEBUG build. This change also
removes redundant error code returns.
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Girish Pathak <girish.pathak@arm.com>
Signed-off-by: Evan Lloyd <evan.lloyd@arm.com>
Reviewed-by: Leif Lindholm <leif.lindholm@linaro.org>
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There is no functional modification in this change
some comments are modified and a few new comments are added.
This is to prevent mixing formatting changes with functional
changes.
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Girish Pathak <girish.pathak@arm.com>
Signed-off-by: Evan Lloyd <evan.lloyd@arm.com>
Reviewed-by: Leif Lindholm <leif.lindholm@linaro.org>
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There is no functional modification in this change
As preparation for further work, the formatting is corrected to meet
the EDKII coding standard.
Of specific note, some invalid include guards were fixed.
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Girish Pathak <girish.pathak@arm.com>
Signed-off-by: Evan Lloyd <evan.lloyd@arm.com>
Reviewed-by: Leif Lindholm <leif.lindholm@linaro.org>
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This fix changes line endings of LcdPlatformNullLib.c to DOS
style line endings from UNIX style line endings to meet the EDK2
coding standard.
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Girish Pathak <girish.pathak@arm.com>
Signed-off-by: Evan Lloyd <evan.lloyd@arm.com>
Reviewed-by: Leif Lindholm <leif.lindholm@linaro.org>
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This fix changes line endings of LcdHwNullLib.c to DOS
style line endings from UNIX style line endings to meet the
EDK2 coding standard. Note it also fixes an end of line
whitespace.
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Girish Pathak <girish.pathak@arm.com>
Signed-off-by: Evan Lloyd <evan.lloyd@arm.com>
Reviewed-by: Leif Lindholm <leif.lindholm@linaro.org>
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The RealTimeClockLib class is declared under EmbeddedPkg, so that
platforms can provide the internals for the
EmbeddedPkg/RealTimeClockRuntimeDxe driver. In turn the driver produces
the Real Time Clock Arch Protocol, without which UEFI drivers cannot be
dispatched.
The PL031RealTimeClockLib instance calls gDS->SetMemorySpaceAttributes()
in the LibRtcInitialize() public function. This DXE service depends on the
CPU Arch Protocol. Add it to the depex.
Cc: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Cc: Leif Lindholm <leif.lindholm@linaro.org>
Cc: Steve Capper <steve.capper@linaro.org>
Cc: Supreeth Venkatesh <Supreeth.Venkatesh@arm.com>
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Laszlo Ersek <lersek@redhat.com>
Reviewed-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Tested-by: Steve Capper <steve.capper@linaro.org>
Reviewed-by: Leif Lindholm <leif.lindholm@linaro.org>
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NorFlashFvbInitialize() calls gDS->SetMemorySpaceAttributes() to mark the
varstore flash region as uncached. This DXE service depends on the CPU
Architectural protocol, and the DXE core is allowed to return
EFI_NOT_AVAILABLE_YET if it hasn't dispatched ArmPkg/Drivers/CpuDxe
earlier. Make the dependency explicit.
Cc: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Cc: Leif Lindholm <leif.lindholm@linaro.org>
Cc: Steve Capper <steve.capper@linaro.org>
Cc: Supreeth Venkatesh <Supreeth.Venkatesh@arm.com>
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Laszlo Ersek <lersek@redhat.com>
Reviewed-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Tested-by: Steve Capper <steve.capper@linaro.org>
Reviewed-by: Leif Lindholm <leif.lindholm@linaro.org>
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