Advanced users • RPi5 - IOMMU on PCI
Hi,I'm aiming to run few KVM virtual machines on RPi5-8GB, I can create them, start them, install OS, all works quite OK, but for one of them I would like to pass to it NVME disk that I have connected...
View ArticleBeginners • Re: Memory access time Pi5
I switched to C. With a simple fread() by some code lines simply copied from the book, I am having less than 30ns access time per byte from the SD card without any "optimization".for people speaking...
View ArticleAdvanced users • Re: Can I create an autoboot.txt file with multiple...
What I want to do is allow for combinations of GPIO pins to select something; Such as:different types of filters will combine togetherbut multiple gpio filters dont, and only the last gpio you...
View ArticleGraphics, sound and multimedia • Re: Map of RPi5 HVS registers
youll find part of the answer in the device-tree fileshttps://github.com/raspberrypi/linux/bl ... 2.dtsi#L77Code: hvs: hvs@107c580000 {compatible = "brcm,bcm2712-hvs";reg = <0x10 0x7c580000...
View ArticleAdvanced users • Is it possible to renumber/reorder partitons?
Given:A sequence of partitions, (MSDOS) on a disk: A, B, C, D, E.I know that I can add a partition between D and E using a tool like gparted, such that the list will become: A, B, C, D, F, E.Aside...
View ArticleNetworking and servers • Raspberry PI Open VPN server, limit local network...
I am looking for pointers/documentation on how to configure my Raspberry PI OpenVPN server to allow OpenVPN clients to enter my OpenVPN server but NOT allow access to my local network that server is...
View ArticleGeneral discussion • Re: STICKY: PINN - An enhanced version of NOOBS.
Unfortunately all these references including label names must be unique, so if you are installing 2 OSes that both use label references and both happen to use the label "share", then one is going to...
View ArticlePython • Re: Installing MARIADB on Bookworm with Python
OK, I tried it but it did not seem to work. Here is the output:xxx@S1234:~$ mkdir My_PythonAppsxxx@S1234:~$ cd My_PythonAppsxxx@S1234:~/My_PythonApps$ sudo python3 -m venv --system-site-packages...
View ArticleBeginners • Re: Help for a very old beginner
Sure you aren't just typing the data to /dev/null?My main computer has always had devnull as a hostname... since the late 80s. Not sure how many there have been.My first personally-owned computer was...
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Interfacing (DSI, CSI, I2C, etc.) • Re: custom I2C behaves strangely...
The lines are not long. 10 mill.There are no capacitors on the lines. There are protection diodes on the ground.I noticed that I2C-1 works slower, so comparing it will not be possible. I guess I need...
View ArticleTroubleshooting • Re: GC9A01 round display for pi 4B
Coming here for getting support on third party one should search the forum for the CCC first: search.php?keywords=Gc9a01Brings one here viewtopic.php?p=2190803&hilit=GC9A01#p2190803 where a...
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Advanced users • Re: RPi5 - IOMMU on PCI
Yeah, I guess I will need to go for something like(that I already do for USB drive - /dev/sda):Code: <disk type='block' device='disk'> <driver name='qemu' type='raw'/> <source...
View ArticleGeneral discussion • Newbie questions on Raspberry PI 5
Is there going to be a compute module for RPI 5? If so what is the ETA?Is there a BOM list for the RPI5 that includes the weight of the parts?ThanksK-Statistics: Posted by kunice — Tue Aug 06, 2024...
View ArticleGeneral • Re: RP2040: multiple (6) GPIO interrupts
There are a few holes in the sdk documentation like not defining the permissible values of some enums. I had to go to source to find GPIO_FUNC_SIO and another one. While it's always good to be able to...
View ArticleTroubleshooting • Re: RPi5 only boots to RPi OS
Almost certainly these other OSs have not been updated to the latest firmware. It is the distro maintainer's responsibility to make their distro work on the Pi 5, rather than Raspberry Pis...
View ArticleGeneral • RP2040: Flashing *.uf2 file via file browser vs picotool
I have a really strange problem that made me pull out my hair. I'm working on RP2040 project where I want to ship single *.uf2 file which will write application code + put some additional data in a...
View ArticleGeneral discussion • Re: Newbie questions on Raspberry PI 5
Probably. There isn't one.No.In that order...Statistics: Posted by B.Goode — Tue Aug 06, 2024 6:34 pm
View ArticleGeneral • Re: RP2040: Flashing *.uf2 file via file browser vs picotool
Have you looked at erratum E14 in the datasheet?A RP2040 UF2 file consists of 256-byte pages of data, each marked to be written at a certain address bythe UF2 bootloader. A flash-binary UF2 is one of...
View ArticleNetworking and servers • Re: Ideas for controlling a Raspberry Pi 5 via...
As mentioned elsewhere in these forums, btwifiset is a python app that runs on the pi to receive configuration commands from a phone app via Bluetooth LE to configure the Pi's WiFi.The Python app is...
View ArticleGeneral discussion • Re: uninstalled Firefox for Chromium
Try disabling hardware acceleration in Firefox settings.Statistics: Posted by keyboardman — Wed Aug 07, 2024 6:03 pm
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