This tag is used for questions related to use of the gnu-efi toolkit to build UEFI applications, as opposed to generic questions around UEFI.
gnu-efi is a set of libraries and scripts used to build UEFI applications in a Linux environment.
Questions tagged [gnu-efi]
50 questions
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UEFI application for Intel Galileo (i586)
I'm working on a simple application that will be running on a Intel Galileo's board as UEFI app. I've started with a "Hello, World" app and tested it under qemu-system-i386 and it works well. Then, I've run it under Galileo EFI Shell and it stuck…
Jakub Powierza
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3 answers
How to dump raw memory into a struct fast?
I'm in an identity-mapped memory context (UEFI on x86_64 platform) and I want to dump some contiguous memory content into a structure. Say my structure has this shape:
typedef struct _mystr {
char char_arr[7];
uint32_t u_d;
uint8_t…
pr0gma
- 577
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1 answer
Using gnu-efi to read file
can't find any documentation for programming EFI using "gnu-efi" library. Just one example that demonstrates standard "Hello, world!".
What exactly steps I need to do open and read file if I know that there are two FAT32 partitions?
What protocols I…
ChronicRat
- 21
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2 answers
Setting the color of text printed with Print (gnu-efi)
I want to print some text to the screen using the Print function call. Is there any way (or any other function) to set the color of the text?
randomuser5215
- 508
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1 answer
SPI registor read write application in UEFI bootloader
I am new in UEFI system. I want to read/write the registors over SPI interface but not found any APIs or application in UEFI.
It would be helpful if anyone can suggest the sample application or APIs for the same.
Thanks in advance,
Hardik
