ArmVirt.dsc.inc sets gEmbeddedTokenSpaceGuid.PcdCacheEnable,
which is unused and about to be deleted. Drop it.
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Leif Lindholm <leif.lindholm@linaro.org>
Reviewed-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
The TFTP command was converted from a NULL class library instance to a
dynamic shell command in commit 0961002352.
The ShellLib and FileHandleLib resolutions are moved from
[LibraryClasses.common.UEFI_APPLICATION] to [LibraryClasses.common]
because dynamic shell commands are implemented as DXE_DRIVER modules.
PcdShellLibAutoInitialize must be set to FALSE for both the shell app
itself and the dynamic shell command modules.
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Ruiyu Ni <ruiyu.ni@intel.com>
[lersek@redhat.com: extend commit message]
Reviewed-by: Laszlo Ersek <lersek@redhat.com>
Build-tested-by: Laszlo Ersek <lersek@redhat.com>
Cc: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Cc: Julien Grall <julien.grall@linaro.org>
ArmPlatformStackLib has hooks into primary/secondary core PCDs and
other ArmPlatformLib related junk, so let's simply set the stack
pointer directly. This is trivial given that our PrePi is unicore
only.
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Acked-by: Laszlo Ersek <lersek@redhat.com>
Switch to the new, cleaned up PL011UartLib implementation so we will
be able to remove the old one.
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Reviewed-by: Leif Lindholm <leif.lindholm@linaro.org>
Reviewed-by: Laszlo Ersek <lersek@redhat.com>
"ArmVirtXen.fdf" pulls in none of the drivers from
"MdeModulePkg/Universal/Network", therefore building them in
"ArmVirtXen.dsc", via "ArmVirt.dsc.inc", is wasted work.
Move the "MdeModulePkg/Universal/Network" drivers from "ArmVirt.dsc.inc"
to "ArmVirtQemu.dsc" and "ArmVirtQemuKernel.dsc".
Place the new block between the "Bds" and "SCSI Bus and Disk Driver"
blocks, similarly to its context in "ArmVirtQemuFvMain.fdf.inc".
Cc: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Laszlo Ersek <lersek@redhat.com>
Reviewed-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
The virt targets never use non-coherent DMA, so there is no point
in having a shared DmaLib library class resolution pointing to
ArmDmaLib. So drop it.
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Reviewed-by: Laszlo Ersek <lersek@redhat.com>
A block of settings has been copied around ARM platforms for years.
These are consumed only by Ebl, and since none of the ArmVirtPkg
platforms use that, drop them.
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Leif Lindholm <leif.lindholm@linaro.org>
Reviewed-by: Laszlo Ersek <lersek@redhat.com>
Commit 7b1dc6c569 'ArmVirtPkg: switch to generic ResetSystemRuntimeDxe'
replaced all references in ArmVirtPkg to the deprecated ResetRuntimeDxe
from EmbeddedPkg with the well maintained generic alternative that lives
in MdeModulePkg.
However, as it turns out, the generic driver has a dependency on the
library class ReportStatusCodeLib, whose default resolution is an
implementation that is not safe for use at runtime, resulting in crashes
when trying to invoke it from the OS.
Since we have no use for status codes in any of the ArmVirtPkg
platforms, let's replace all resolutions with a common one to the NULL
implementation.
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Reviewed-by: Laszlo Ersek <lersek@redhat.com>
For obscure reasons, ARM platforms use a different implementation of
the ResetSystem() runtime service call than other platforms. So let's
switch all ArmVirtPkg platforms to the generic version instead.
Given that all platforms use an implementation of EfiResetSystemLib [as
consumed by the ResetRuntimeDxe in EmbeddedPkg that we are replacing]
which is unlikely to be depended upon by out of tree platforms, let's
simply modify this library into an implementation of ResetSystemLib
instead [which is what the generic driver in MdeModulePkg consumes]
This does mean we need to update all clients at the same time, which
is why all changes are part of the same patch.
As before, warm reset and platform specific reset are mapped onto
cold reset (which is the only thing PSCI implements, at least the
version we depend on). The new library function EnterS3WithImmediateWake()
is left unimplemented, as permitted by the ResetSystemLib library class.
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Reviewed-by: Leif Lindholm <leif.lindholm@linaro.org>
Reviewed-by: Laszlo Ersek <lersek@redhat.com>
Remove the functions now provided by TimeBaseLib from
PL031RealTimeClockLib. Add TimeBaseLib resolution to ArmVirtPkg
in same commit to prevent breakage.
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Leif Lindholm <leif.lindholm@linaro.org>
Reviewed-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
In this patch, the ACPI protocol / driver chain is enabled dynamically,
when appropriate. This is being done in one larger patch, because
ArmVirt.dsc.inc, where AcpiTableDxe is built, is used by all the platform
DSCs.
No change in behavior should be observable after this patch on any
ArmVirtPkg platform.
Cc: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Cc: Leif Lindholm <leif.lindholm@linaro.org>
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Laszlo Ersek <lersek@redhat.com>
Reviewed-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Include DXE_CORE in the BuildOptions that are set to force 4 KB section
alignment for PE/COFF images in order to allow them to be mapped with
strict memory permissions.
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Reviewed-by: Laszlo Ersek <lersek@redhat.com>
Now that ARM has grown support for managing memory permissions in
ArmMmuLib, we can enable the non-executable DXE stack for all virt
platforms. Note that this includes the AARCH64 Xen platform as well.
Note that this is not [entirely] redundant: the non-executable stack
is configured before DxeCore is invoked. The image and memory protection
features configured during DXE only take affect when the CPU arch
protocol implementation is registered.
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Reviewed-by: Laszlo Ersek <lersek@redhat.com>
Like for AARCH64, enable PE/COFF image and NX memory protection for all
32-bit ARM virt platforms.
Note that this does not [yet] protect EfiLoaderData regions, due to
compatibility issues with GRUB.
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Reviewed-by: Laszlo Ersek <lersek@redhat.com>
This sets the recently introduced PCD PcdDxeNxMemoryProtectionPolicy to
a value that protects all memory regions except code regions against
inadvertent execution.
Note that this does not [yet] protect EfiLoaderData regions, due to
compatibility issues with shim and GRUB.
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Reviewed-by: Jiewen Yao <jiewen.yao@intel.com>
Reviewed-by: Laszlo Ersek <lersek@redhat.com>
Tested-by: Laszlo Ersek <lersek@redhat.com>
Recent changes to ShellPkg require a resolution for UefiBootManagerLib
for all platforms in ArmVirtPkg. So move the resolution to the shared
include ArmVirt.dsc.inc.
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Reviewed-by: Ruiyu Ni <ruiyu.ni@intel.com>
Reviewed-by: Laszlo Ersek <lersek@redhat.com>
This removes the PCD PcdArmUncachedMemoryMask from ArmPkg, along with
any remaining references to it in various platform .DSC files. It is
no longer used now that we removed the virtual uncached pages protocol
and the associated DebugUncachedMemoryAllocationLib library instance.
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Reviewed-by: Laszlo Ersek <lersek@redhat.com>
Reviewed-by: Leif Lindholm <leif.lindholm@linaro.org>
The only observeable effect of having PcdPerformanceLibraryPropertyMask
set to 1 is that a EfiReservedMemory region of 4 pages is allocated right
below the 4 GB mark. This region is out of bounds for the OS, which means
it is not even allowed to map it, to avoid speculative loads from it.
On Linux, this may prevent the kernel from using a 1 GB block mapping for
this region, and instead it has to carve up the block as follows:
0xffffffff80000000-0xffffffffbe000000 992M PMD CON BLK
0xffffffffbe000000-0xffffffffbfe00000 30M PMD BLK
0xffffffffbfe00000-0xffffffffbfff0000 1984K PTE CON
0xffffffffbfff0000-0xffffffffbfffc000 48K PTE
where it would otherwise use a single 1 GB mapping (*), i.e.,
0xffffffff80000000-0xffffffffc0000000 1G PGD
To clarify, the latter is a single 8 byte entry in the top level page
table, whereas in the former case, we have two additional levels of
paging, requiring two extra 4 KB pages (on a 4 KB pagesize kernel).
The real cost, however, is the TLB footprint, which goes up from a
single entry to a number between 90 and 1020, depending on whether
contiguous hints are honoured by the hardware.
So let's remove PcdPerformanceLibraryPropertyMask until we find a reason
why we need it.
(*) provided that no other allocations were deliberately located right
below the 4 GB mark, and that we are running with more than 3 GB of
memory, in which case most allocations will be over 4 GB, given EDK2's
default top-down allocation policy.
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Reviewed-by: Laszlo Ersek <lersek@redhat.com>
The OpensslLibCrypto library instance (which does not contain libssl
functions) is sufficient for the Secure Boot feature. It would not be
sufficient for HTTPS booting (which requires TLS), but in ArmVirtPkg, we
don't even enable plaintext HTTP booting for the time being.
Ease security analysis by excluding libssl functionality from the
OpensslLib instance we use.
Cc: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Cc: Tomas Hoger <thoger@redhat.com>
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Laszlo Ersek <lersek@redhat.com>
Reviewed-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Enable the new DXE image protection for all image, i.e., FV images but
also external images that originate from disk or the network, such as
OS loaders.
This complements work that is underway on the arm64/Linux kernel side,
to emit the OS loader with 4 KB section alignment, and a suitable split
between code and data.
http://marc.info/?l=linux-arm-kernel&m=148655557227819
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Reviewed-by: Laszlo Ersek <lersek@redhat.com>
The debug implementation of the UncachedMemoryAllocationLib library
class relies on the creation of an uncached alias of a memory range,
while keeping the original cached mapping, but with read-only attributes
to trap inadvertent write accesses.
This is not a terribly good idea, given that the ARM architecture does
not allow mismatched attributes, and so creating them deliberately is
not something we should encourage by doing it in reference code.
So remove the library, and replace all references to it with a reference
to the non-debug version (unless the platform does not require a resolution
for it in the first place, in which case all UncachedMemoryAllocationLib
references can be removed altogether).
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Acked-by: Laszlo Ersek <lersek@redhat.com>
Reviewed-by: Leif Lindholm <leif.lindholm@linaro.org>
The entry point function of any UEFI_DRIVER that conforms to the UEFI
driver model must install an instance of the EFI_DRIVER_BINDING_PROTOCOL
on the image handle. Beyond that, the following protocols are optional:
- EFI_COMPONENT_NAME_PROTOCOL
- EFI_COMPONENT_NAME2_PROTOCOL
- EFI_DRIVER_CONFIGURATION_PROTOCOL
- EFI_DRIVER_CONFIGURATION2_PROTOCOL
- EFI_DRIVER_DIAGNOSTICS_PROTOCOL
- EFI_DRIVER_DIAGNOSTICS2_PROTOCOL
The UefiLib functions
- EfiLibInstallAllDriverProtocols()
- EfiLibInstallAllDriverProtocols2()
- EfiLibInstallDriverBindingComponentName2()
are convenience helpers for such UEFI_DRIVERs. They simplify the
installation of the above protocols.
The UefiLib instance in "MdePkg/Library/UefiLib/UefiDriverModel.c" allows
platforms to control these functions through the MdePkg feature PCDs
- PcdComponentNameDisable
- PcdComponentName2Disable
- PcdDriverDiagnosticsDisable
- PcdDriverDiagnostics2Disable
If any of these PCDs are set to TRUE, then the helper functions will not
install the corresponding protocol interfaces on the image handle, even if
the driver passes in non-NULL protocol interfaces.
In other words, at build time, a platform can forcibly prevent all drivers
that employ UefiLib from producing these protocols.
In ArmVirtPkg, that's what we've been doing forever, for no reason at all.
This is why we haven't been seeing component and driver names from the DH,
DEVICES, DRIVERS and DEVTREE shell commands, unlike in OvmfPkg.
The default value for all these PCDs is FALSE, in "MdePkg/MdePkg.dec".
Revert ArmVirtPkg to the sane defaults.
This bug dates back to the inception of ArmVirtPkg (called
ArmPlatformPkg/ArmVirtualizationPkg at the time).
Cc: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Fixes: 6f5872b1f4
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Laszlo Ersek <lersek@redhat.com>
Reviewed-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
The BaseMemoryLibStm implementation under ArmPkg/ is being deprecated,
in favor of the generic versions under MdePkg, now that ARM and AARCH64
support has been added to both the generic C version (BaseMemoryLib) and
the accelerated version (BaseMemoryLibOptDxe). The latter uses unaligned
accesses and special cache maintenance instructions, and can therefore
not be used when the MMU is off.
So move to BaseMemoryLibOptDxe for the DXE phase and later, and to the
generic BaseMemoryLib before that.
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Reviewed-by: Laszlo Ersek <lersek@redhat.com>
Since we now have EBC support for AArch64, enable it by default
on both QEMU and Xen platforms.
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Leif Lindholm <leif.lindholm@linaro.org>
Reviewed-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Added missing dependency of FileExplorerLib, which was causing
build error for ArmVirtXen, due to inclusion of ramdisk support.
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Vikas C Sajjan <vikas.cha.sajjan@hpe.com>
Reviewed-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Adds the RAMDisk support to ArmVirtPkg platforms.
This patch actually ports OvmfPkg commit 259d87146b to
ArmVirtPkg.
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Vikas C Sajjan <vikas.cha.sajjan@hpe.com>
Reviewed-by: Laszlo Ersek <lersek@redhat.com>
Since ArmVirt.dsc.inc is included in all the ArmVirt dsc files,
move inclusion of AcpiTableDxe.inf to ArmVirt.dsc.inc.
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Vikas C Sajjan <vikas.cha.sajjan@hpe.com>
Reviewed-by: Laszlo Ersek <lersek@redhat.com>
Based on OvmfPkg commit 79c098b6d2.
Unlike in OVMF, no USE_OLD_BDS fallback is introduced; I think that
ArmVirtPkg is less widely used by non-developers than OvmfPkg.
ArmVirtXen is not modified, as it uses PlatformIntelBdsLib from
ArmPlatformPkg.
About this patch:
- DxeServicesLib and SortLib are resolved generally (they have broad
client module type lists).
- ReportStatusCodeLib is resolved for UEFI_APPLICATION modules.
- GenericBdsLib and PlatformBdsLib are replaced with UefiBootManagerLib
and PlatformBootManagerLib, and resolved from under MdeModulePkg and
ArmVirtPkg, respectively.
- QemuBootOrderLib is pointed to the QemuNewBootOrderLib instance.
- FileExplorerLib no longer depends on SECURE_BOOT_ENABLE, it is nedeed by
BootMaintenanceManagerUiLib, which we link into UiApp.
- PcdBootManagerMenuFile carries the FILE_GUID of
"MdeModulePkg/Application/UiApp/UiApp.inf". The default PCD value from
"MdeModulePkg/MdeModulePkg.dec" points to
"MdeModulePkg/Application/BootManagerMenuApp/BootManagerMenuApp.inf",
which, according to the commit that introduced it (a382952f82), only
'provides a very simple UI showing all the boot options recorded by
"BootOrder" and user can select any of them to boot'.
- Include the new core BDS driver, and include the boot manager
application, with the usual main menu entries.
Cc: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Cc: Ruiyu Ni <ruiyu.ni@intel.com>
Fixes: https://github.com/tianocore/edk2/issues/83
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Laszlo Ersek <lersek@redhat.com>
Reviewed-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Tested-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Reviewed-by: Ruiyu Ni <ruiyu.ni@Intel.com>
Nothing we use on any of the ArmVirtPkg platforms depends on the
ArmPlatformSecExtraActionLib library class, so drop the resolution
from ArmVirt.dsc.inc
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Suggested-by: Laszlo Ersek <lersek@redhat.com>
Reviewed-by: Laszlo Ersek <lersek@redhat.com>
Edk2 commit 8a45f80eda ("MdeModulePkg: Make HII configuration settings
available to OS runtime") implements the optional UEFI feature described
in "31.2.11.1 OS Runtime Utilization" in UEFI v2.6.
While this feature might show benefits down the road even in QEMU virtual
machines, at the moment it only presents drawbacks:
- it increases the EfiRuntimeServicesData footprint,
- it triggers HII compatibility problems between edk2 and external drivers
unconditionally, even if the end-user is not interested in HII and/or in
configuring said drivers (see
<https://www.redhat.com/archives/vfio-users/2016-March/msg00153.html>
and <http://thread.gmane.org/gmane.comp.bios.edk2.devel/9894> for an
example).
While the feature was being introduced, popular demand for a controlling
Feature PCD rose (see
<http://thread.gmane.org/gmane.comp.bios.edk2.devel/7626>), which is why
we can set it now to FALSE.
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Laszlo Ersek <lersek@redhat.com>
Reviewed-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Change our resolution for the previously unused CpuExceptionHandlerLib
from the null implementation to the newly added implementation specific
to AARCH64 and ARM. This is needed since our CpuDxe will start using it
in a subsequent patch.
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Acked-by: Laszlo Ersek <lersek@redhat.com>
This adds the RVCT armlink command line switches to build modules of type
DXE_RUNTIME_DRIVER with 4 KB PE/COFF section alignment, allowing the OS
to apply stricter permissions to the .text and .data sections.
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Acked-by: Laszlo Ersek <lersek@redhat.com>
git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@19237 6f19259b-4bc3-4df7-8a09-765794883524
Building the 32-bit ARM targets with secure boot enabled requires
a library resolution for the ArmSoftfloatLib dependency of
OpenSslLib. So provide one.
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Reviewed-by: Laszlo Ersek <lersek@redhat.com>
Reviewed-by: Leif Lindholm <leif.lindholm@linaro.org>
git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@19032 6f19259b-4bc3-4df7-8a09-765794883524
Now that all PeiServicesTablePointerLib and PrePiHobListPointerLib
library dependencies in both ArmVirtQemu and ArmVirtXen are satisfied
by implementations that do not depend on ArmPlatformGlobalVariableLib,
we can remove all mention of it from the various .dsc files.
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Reviewed-by: Laszlo Ersek <lersek@redhat.com>
Reviewed-by: Leif Lindholm <leif.lindholm@linaro.org>
git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@18986 6f19259b-4bc3-4df7-8a09-765794883524
As pointed out by Eugene, the ArmPlatformPkg implementation of
PeiServicesTablePointerLib violates the PI sec, since it uses
ArmPlatformGlobalVariableLib to store the PEI services table pointer
rather than the thread ID cpu registers as the spec requires.
So instead, move to the ArmPkg version of this library, which does
adhere to the PI spec.
Reported-by: Eugene Cohen <eugene@hp.com>
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Reviewed-by: Laszlo Ersek <lersek@redhat.com>
Reviewed-by: Leif Lindholm <leif.lindholm@linaro.org>
git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@18985 6f19259b-4bc3-4df7-8a09-765794883524
Beyond just changing the directly related lines in the FDF and DSC files,
we have to adapt the EarlyFdtPL011SerialPortLib and FdtPL011SerialPortLib
instances as well, in the same patch. This is because the EmbeddedPkg
driver expects the SerialPortSetAttributes(),
SerialPortSetControl() and SerialPortGetControl() functions from
SerialPortExtLib, while the MdeModulePkg driver expects them from
SerialPortLib itself.
We cannot implement these functions in ArmVirtPkg's SerialPortLib
instances *before* flipping the driver, because it would cause double
function definitions in the EmbeddedPkg driver. We also can't implement
the functions *after* flipping the driver, because it would cause
unresolved function references in the MdeModulePkg driver. Therefore
we have to implement the functions simultaneously with the driver
replacement.
Cc: Michael D Kinney <michael.d.kinney@intel.com>
Cc: Liming Gao <liming.gao@intel.com>
Cc: Laszlo Ersek <lersek@redhat.com>
Cc: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Star Zeng <star.zeng@intel.com>
Reviewed-by: Laszlo Ersek <lersek@redhat.com>
git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@18973 6f19259b-4bc3-4df7-8a09-765794883524
Some AArch64 toolchains also invoke the software stack checker
functions on certain code - so include BaseStackCheckLib for
AARCH64 as well as for ARM. Since this was the only difference
between [LibraryClasses.ARM] and [LibraryClasses.AARCH64],
merge the two into the existing [LibraryClasses.common].
At the same time, fix the grammar for the related comments.
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Mark Rutland <mark.rutland@arm.com>
Cc: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Cc: Laszlo Ersek <lersek@redhat.com>
Cc: Leif Lindholm <leif.lindholm@linaro.org>
Reviewed-by: Laszlo Ersek <lersek@redhat.com>
git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@18617 6f19259b-4bc3-4df7-8a09-765794883524
In order to support the Properties Table memory protection feature
on 32-bit ARM, build DXE_RUNTIME_DRIVER type binaries with 4 KB section
alignment by setting the common-page-size linker command line option.
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Acked-by: Laszlo Ersek <lersek@redhat.com>
Tested-by: Michael Zimmermann <sigmaepsilon92@gmail.com>
git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@18566 6f19259b-4bc3-4df7-8a09-765794883524
The TFTP command is easy to use, it has very nice documentation
(accessible with "HELP TFTP" in the shell), and it's a very versatile
tool for downloading files from the host to the guest, via virtual
network, while the guest is in the UEFI shell.
Even better, enabling this command in the shell increases the
uncompressed FVMAIN size only by 8192 bytes, in my AARCH64 build of
VirtArmQemu.dsc, and the final size increase (after LZMA compression)
that is visible in the FVMAIN_COMPACT volume is merely 1976 bytes.
Cc: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Laszlo Ersek <lersek@redhat.com>
Reviewed-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Reviewed-by: Jordan Justen <jordan.l.justen@intel.com>
git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@18555 6f19259b-4bc3-4df7-8a09-765794883524
Commit SVN r18503 ("MdeModulePkg DxeCore: Take the range in resource
HOB for PHIT as higher priority") changed the GCD init logic to take
the sum of the region sizes in gMemoryTypeInformation[] into account
when estimating the minimal amount of memory needed to boot the system.
Unfortunately, as an unintended side effect, this change results in boot
failures of ArmVirtQemu when running with QEMU's default memory size of
128 MB. The reason is that the sum of the gMemoryTypeInformation region
sizes plus the size of the inital PEI region exceeds 128 MB. Since we do
not actually need to preallocate 20,000 pages' worth of BootServicesData
memory, reduce this figure to the more reasonable 12,000.
Reported-by: Mark Rutland <mark.rutland@arm.com>
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Reviewed-by: Laszlo Ersek <lersek@redhat.com>
git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@18533 6f19259b-4bc3-4df7-8a09-765794883524
When executing on a LPAE capable 32-bit ARM platform, we support
up to 40 bits of physical address space so set PcdPrePiCpuMemorySize
accordingly.
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Reviewed-by: Laszlo Ersek <lersek@redhat.com>
git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@18428 6f19259b-4bc3-4df7-8a09-765794883524
The recent changes to ArmVExpress-FVP-AArch64 in SVN r18309
contained a hunk to ArmVirt.dsc.inc which was included in
error. So remove it.
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@18321 6f19259b-4bc3-4df7-8a09-765794883524
Now that the PL180 and PL111 drivers know how to behave when executed
on the Foundation model (which does not emulate the hardware), we can
remove the ARM_FOUNDATION_FVP ifdefs and produce a single build that
runs on both the Foundation model and the Base model.
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Reviewed-by: Leif Lindholm <leif.lindholm@linaro.org>
git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@18309 6f19259b-4bc3-4df7-8a09-765794883524
The ARM build still needs an intermediate loader to boot Linux,
since ARM/Linux has no builtin UEFI boot stub (yet).
So add the LinuxLoader UEFI application to the FV, and enable
the FvSimpleFileSystemDxe driver so that we can invoke the
Linux loader from the shell, e.g.,
Shell> linuxloader fs2:zImage -c console=ttyAMA0
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Reviewed-by: Laszlo Ersek <lersek@redhat.com>
git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@18155 6f19259b-4bc3-4df7-8a09-765794883524
ARM BDS support in ArmVirtQemu has been broken since SVN r17969
("ArmPkg/BdsLib: Remove Linux loader from BdsLib") dated July 14th.
Instead of fixing this, let's get rid of the ARM BDS and LinuxLoader
altogether: they violate both the UEFI spec and the arm64 Linux boot
protocol, and lack the level of integration with the QEMU command
line that the Intel BDS has when running under ArmVirtPkg or OvmfPkg.
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Reviewed-by: Laszlo Ersek <lersek@redhat.com>
git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@18153 6f19259b-4bc3-4df7-8a09-765794883524
Move to the parametrised generic GCC linker script and set 64 KB
alignment, instead of using the AARCH64 specific incremental linker
script for 64 KB alignment which is about to be removed.
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Acked-by: Laszlo Ersek <lersek@redhat.com>
Reviewed-by: Jordan Justen <jordan.l.justen@intel.com>
git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@18140 6f19259b-4bc3-4df7-8a09-765794883524
Since it is arguably incorrect to infer the GIC revision from CPU
ID and GIC feature registers on platforms that describe the GIC in
the device tree, this implements the library class ArmGicArchLib
tailored for such platforms.
The supported GIC revision is retrieved from the dynamic PCD that
is set based on the GIC DT node.
This means this library can only execute post DXE core, but this is
not a problem for any of the virt platforms.
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Reviewed-by: Laszlo Ersek <lersek@redhat.com>
Reviewed-by: Leif Lindholm <leif.lindholm@linaro.org>
Tested-by: Leif Lindholm <leif.lindholm@linaro.org>
git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@18102 6f19259b-4bc3-4df7-8a09-765794883524
Leif Lindholm
Ruiyu Ni
Ard Biesheuvel
Laszlo Ersek
Vikas C Sajjan
Star Zeng
Mark Rutland