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[OVMF] resource assignment fails for passthrough PCI GPU
11 messages
Hi, I'm trying to passthrough an Nvidia GPU to a q35 KVM guest, but UEFI is failing to allocate resources for it. I have no issues if I boot w/ a legacy BIOS, and it works fine if I tell the linux gue
Hi, I'm trying to passthrough an Nvidia GPU to a q35 KVM guest, but UEFI is failing to allocate resources for it. I have no issues if I boot w/ a legacy BIOS, and it works fine if I tell the linux gue
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By
dann frazier
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How to determine/confirm whether SCT test being run is against the intended driver
Hi, I am trying to run SCT test on a NIC(Network Interface Card) Option Rom/Driver. But I am not sure that the test is performed against my particular Option Rom driver or any other UEFI driver I trie
Hi, I am trying to run SCT test on a NIC(Network Interface Card) Option Rom/Driver. But I am not sure that the test is performed against my particular Option Rom driver or any other UEFI driver I trie
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By
kusumakaralthi@...
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[EDK2] OS booting from SPI flash device on Leaf Hill-based new board
Hi. Could you please help to take a look at my problem? I have designed Leaf Hill-based new board and testing now. BIOS booting was done successfully, memory and most of peripherals are listed on the
Hi. Could you please help to take a look at my problem? I have designed Leaf Hill-based new board and testing now. BIOS booting was done successfully, memory and most of peripherals are listed on the
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By
violet7027@...
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Problems in running EmulatorPkg.
2 messages
I am facing some struggles trying running EmulatorPkg. I am using a x86-64 machine using Ubuntu 18.04 and GCC5, install the dependencies libx11-dev libxext-dev according to https://github.com/tianocor
I am facing some struggles trying running EmulatorPkg. I am using a x86-64 machine using Ubuntu 18.04 and GCC5, install the dependencies libx11-dev libxext-dev according to https://github.com/tianocor
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By
Diego.Marcelino@...
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[edk2-devel] [PATCH] Support skipping automatic BM enumeration
7 messages
Can we discuss this at the design meeting this week (12/12)? Thanks, Jeff ________________________________ Sent: Thursday, November 14, 2019 10:04 AM To: Ni, Ray <ray.ni@...>; devel@edk2.groups.io <de
Can we discuss this at the design meeting this week (12/12)? Thanks, Jeff ________________________________ Sent: Thursday, November 14, 2019 10:04 AM To: Ni, Ray <ray.ni@...>; devel@edk2.groups.io <de
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By
Jeff Brasen
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Does EmulatorPkg support source-level debug?
5 messages
HI, I am wondering if EmulatorPkg supports source-level debug on VS2017 build. Can I know if there is any documentation for that? Thanks, Yeh
HI, I am wondering if EmulatorPkg supports source-level debug on VS2017 build. Can I know if there is any documentation for that? Thanks, Yeh
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By
Yeh
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UEFI Development Kit Debugger Tool with USB 3.0
Hi, I am new to UEFI development and trying to set up physical machine debugging environment using UEFI Development Kit Debugger Tool (UDK) but unsuccessful so far. Can someone assist me to figure out
Hi, I am new to UEFI development and trying to set up physical machine debugging environment using UEFI Development Kit Debugger Tool (UDK) but unsuccessful so far. Can someone assist me to figure out
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By
Satoshi Tanda
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Examples opening and reading/writing a file with EDK2
6 messages
Hi, I'm making a little UEFI app, just for check basic functionality of the firmware. inside this app I want to load, read and write a file, binary or text. However I can't find a "complete explanatio
Hi, I'm making a little UEFI app, just for check basic functionality of the firmware. inside this app I want to load, read and write a file, binary or text. However I can't find a "complete explanatio
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By
alejandro.estay@...
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Analogous to Print() but for keyboard input?
2 messages
HI Is there some library like UefiLib, with some function working like scanf()? For example, print() shares some things with printf(), but I can't find any related to input working that way. Really ap
HI Is there some library like UefiLib, with some function working like scanf()? For example, print() shares some things with printf(), but I can't find any related to input working that way. Really ap
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By
alejandro.estay@...
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Is possible to obtain assembly output from modules?
3 messages
Hi I want to check some .efi and call format stuff. However I don't know exactly how to produce assembly output from edk2 gcc. I was trying to tweak .dsc. The problem is that the last file is compile
Hi I want to check some .efi and call format stuff. However I don't know exactly how to produce assembly output from edk2 gcc. I was trying to tweak .dsc. The problem is that the last file is compile
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By
alejandro.estay@...
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EFI Group Event Callback Order
6 messages
Hi edk2, As UEFI event group mechanism, we can register callbacks under event group. For example, register two event callbacks and will be signal in ReadyToBoot. Status = gBS->CreateEventEx ( EVT_NOTI
Hi edk2, As UEFI event group mechanism, we can register callbacks under event group. For example, register two event callbacks and will be signal in ReadyToBoot. Status = gBS->CreateEventEx ( EVT_NOTI
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By
Li, Walon
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dirent always returns NULL when opening a directory, errno is 0
2 messages
I’m testing out running some code under the EFI environment to learn about writing EFI applications. I’m trying to list files in a directory on the filesystem using the dirent API provided with LibStd
I’m testing out running some code under the EFI environment to learn about writing EFI applications. I’m trying to list files in a directory on the filesystem using the dirent API provided with LibStd
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By
Jack Bruienne
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Saving data structure at Pre EFI Initialization phase in memory to use it at DXE phase by some UEFI application?
Is it possible to save SYSHOST data structure at PEI phase in memory at some default location to use it at DXE phase by some UEFI application?
Is it possible to save SYSHOST data structure at PEI phase in memory at some default location to use it at DXE phase by some UEFI application?
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By
sergestus@...
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Running LibC application from shell causes "Command Error Status: Unsupported" on real hardware, works in VM
7 messages
I’m writing an application for UEFI that provides a Lua shell for users to interact with. I have successfully gotten the code to run inside QEMU with OVMF, but any time I try to run it on real hardwar
I’m writing an application for UEFI that provides a Lua shell for users to interact with. I have successfully gotten the code to run inside QEMU with OVMF, but any time I try to run it on real hardwar
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By
jackmacwindowslinux@...
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Build Error - ModuleNotFoundError with build.py
Hi, I am unable to complete the "build" command successfully due to the import error. Can someone point me where to look into? C:\edk2>build Traceback (most recent call last): File "C:\edk2\BaseTools\
Hi, I am unable to complete the "build" command successfully due to the import error. Can someone point me where to look into? C:\edk2>build Traceback (most recent call last): File "C:\edk2\BaseTools\
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By
Satoshi Tanda
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Lock BootOrder variable
16 messages
Hi All, Is there any spec'd way that we can use to lock some UEFI variables like BootOrder without breaking OS installation and OS functionalities? For some security reasons and customer use cases, we
Hi All, Is there any spec'd way that we can use to lock some UEFI variables like BootOrder without breaking OS installation and OS functionalities? For some security reasons and customer use cases, we
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By
Wang, Sunny (HPS SW)
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Filter non-UEFI drives
3 messages
Hi all, I'm looking for a way to filter boot options to only those that contain EFI volumes. Right now, testing in QEMU, I see things like empty CD-ROM drives and blank USB drives as boot options. In
Hi all, I'm looking for a way to filter boot options to only those that contain EFI volumes. Right now, testing in QEMU, I see things like empty CD-ROM drives and blank USB drives as boot options. In
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By
Tim Crawford
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A problem with live migration of UEFI virtual machines
2 messages
Hi all, We found a problem with live migration of UEFI virtual machines due to size of OVMF.fd changes. Specifically, the size of OVMF.fd in edk with low version such as edk-2.0-25 is *2MB* while the
Hi all, We found a problem with live migration of UEFI virtual machines due to size of OVMF.fd changes. Specifically, the size of OVMF.fd in edk with low version such as edk-2.0-25 is *2MB* while the
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By
"wuchenye1995
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Unit Test Framework for UEFI driver of RAID controller
Hi, I'm trying to create Unit test framework for UEFI driver of PCI RAID controller and looking for a suitable tool for this. I'm thinking of using googletest and googlemock frame work for this. Has a
Hi, I'm trying to create Unit test framework for UEFI driver of PCI RAID controller and looking for a suitable tool for this. I'm thinking of using googletest and googlemock frame work for this. Has a
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By
sanket.goswami@...
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[EXTERNAL] [edk2-discuss] Unit Test Framework for UEFI driver of RAID controller
EDK2 has a native unit test framework based on CMocka (which at one point was Google’s straight-C testing framework). Would that work for you? - Bret Sent: Tuesday, February 11, 2020 8:15 PM To: discu
EDK2 has a native unit test framework based on CMocka (which at one point was Google’s straight-C testing framework). Would that work for you? - Bret Sent: Tuesday, February 11, 2020 8:15 PM To: discu
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By
Bret Barkelew
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