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Questions tagged [firmware]

Firmware is the code usually stored in flash ROM and contains the instructions for communicating with the other computer hardware.

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Raspberry Pi Firmware - user updateable - which bits live on sd and which on the hardware

I'm trying to understand the firmware on the Raspberry Pi. My understanding was that firmware related only to persistent software not influenced by anything which is on any particular SD card, but it ...
nick soph's user avatar
1 vote
2 answers
620 views

Raspberry firmware on micro sd card; file system format

I am downloading the firmware from here https://github.com/raspberrypi/firmware and I would like to know, what are the steps to burn the firmware on the micro SD card? Unfortunately, there is no ...
infoclogged's user avatar
0 votes
2 answers
856 views

Check most current RPI-Firmware available from Git Repo?

I'm trying to to retrieve most recent master version from the Hexxeh/rpi-firmware which is used by Ubuntu Mate 16.04. The rpi-update update script exist on this page but I'm unable to fishout how ...
HelpNeeder's user avatar
2 votes
1 answer
581 views

Bare metal: Why does the CPU automatically read instructions from the SD card?

I'm learning bare metal programming on the RPi. My main experience is from using 8-bit PIC microcontrollers. Reading from SD cards is comparatively high level. How does the CPU achieve this? Does it ...
Jodes's user avatar
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0 votes
2 answers
3k views

Raspberry Pi B+ Overclocking

Good day, May I ask if it is true that if I activate turbo on the raspi-config, the pi doesn't always run at the maximum speed at 1Ghz. Is it safe to set force turbo = 1 at the config.txt to force ...
user123456098's user avatar
0 votes
0 answers
13 views

Taskbar flashing white after firmware update (4.4.7v7+) [duplicate]

I'm running an RPi 2 B and just updated my firmware (to 4.4.7v7+ #877), and now the taskbar (or what should be the taskbar), is just a flashing white rectangle. I've tried rebooting a few times with ...
iwantmyphd's user avatar
2 votes
1 answer
9k views

What could be causing "over-current change" all the sudden?

This is a Raspberry Pi 2 using a 5V 2 Amp power supply running with a LaCie 2TB USB external drive connected via the USB port. It gets its power from the USB port for the drive. The above has been ...
Edward_178118's user avatar
3 votes
1 answer
2k views

Raspberry Pi-2 with mainline Linux kernel

With several nice commits landing into the mainline of Linux Kernel for version 4.5, is it already possible to compile and boot a mainline kernel (e.g. 4.5-rc6) on a Raspberry Pi 2? If yes, then what ...
jotik's user avatar
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8 votes
2 answers
2k views

Raspberry Pi 3 usable with fully free software?

In the Free Software Foundation's May 2013 review of single board computers, the Raspberry Pi was found to have fatal flaws for use in a free (libre) software environment: The Raspberry Pi requires ...
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1 vote
1 answer
89 views

With Raspberry Pi is the Linux OS running in the firmware?

With Raspberry Pi is the Linux OS running in the firmware (like an OS on a cell phone) or on top of a firmware (like on a regular PC)?
SherlockEinstein's user avatar
0 votes
2 answers
7k views

Rainbow square and influences of disable_splash=1 (or: how to get rid of the colored square)

I am currently working with a small Raspberry Pi Model A setup (and want to stick at this model until I can grab a model Zero). It was modified to be as quiet (aka black) on boot as possible which ...
monty's user avatar
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1 answer
3k views

Where do i get drivers for a BCM 43143 dongle

I have a WiFi dongle which has a BCM 43143 chipset I'm running Raspbian Wheezy on my raspberry pi and I've tried everything I found on the internet to fix it the WiFi connection problem I can find the ...
ChK's user avatar
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23 votes
1 answer
4k views

Raspberry Pi Zero usable with fully free software?

In the Free Software Foundation's May 2013 review of single board computers, the Raspberry Pi was found to have fatal flaws for use in a free (libre) software environment: The Raspberry Pi requires ...
user avatar
1 vote
0 answers
564 views

Is it possible to Flash VideoCore ROM?

If I understand VideoCore IV correctly, it contain a bootrom (and perhaps some other information in the ROM). I understand that the bootrom contain a different instruction set than ARM. I would guess ...
Statement's user avatar
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1 answer
4k views

No wireless firmware found from a Wi-PI on a Raspberry Pi?

My boss wanted me to install Raspbian through raspbian ua net install, instead of through NOOBs. It just got done installed a base-level Raspbain from sources files and its LXDE gui. However, I have ...
user3346931's user avatar
8 votes
5 answers
2k views

Can I safely remove non-free software on a Raspberry Pi 2 running Raspbian?

I am the lucky owner of a Raspberry Pi 2 on which I installed Raspbian: $ cat /proc/version Linux version 3.18.11-v7+ (dc4@dc4-XPS13-9333) (gcc version 4.8.3 20140303 (prerelease) (crosstool-NG linaro-...
astorije's user avatar
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1 answer
2k views

Firmware modules not available in Raspbian os

I am working on a project. I have Raspbian installed on my Raspberry Pi. When I do sudo lsmod I have no output. I cannot use lirc and i2c module as this require firmware modules. I have to submit the ...
user3563091's user avatar
4 votes
1 answer
1k views

How do I find the firmware repository commit which matches the firmware version reported by vcgencmd?

For example, vcgencmd version might report: Feb 14 2015 22:20:17 Copyright (c) 2012 Broadcom version 7789db485409720b0e523a3d6b86b12ed56fd152 (clean) (release) How do I determine which ...
Alistair Buxton's user avatar
5 votes
2 answers
1k views

What firmware version will rpi-update install?

How can I determine what version of the firmware will be installed by running rpi-update, without making any modifications to the installation?
Alistair Buxton's user avatar
3 votes
1 answer
260 views

Garden Automation

I am about to change my garden automation project and was wondering if anyone had experience using this rayshobby.net - OpenSprinkler? Or does anyone have other good approaches for an garden ...
seb's user avatar
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15 votes
3 answers
26k views

Do I still need to purchase the MPEG-2 and VC-1 license keys for the Raspberry Pi 2?

Do I still need to purchase the MPEG-2 and VC-1 license keys for the Raspberry Pi 2? If so, will the same MPEG-2 and VC-1 licenses available in the Raspberry Pi store work with the Raspberry Pi 2?
Kev's user avatar
  • 265
4 votes
1 answer
1k views

What firmware parts non opensource (yet)?

What parts of the RaspberryPi (A,B,B+) are not open-source (yet)? I mean any part of the device which requires some kind of software to run.
user3200534's user avatar
5 votes
3 answers
6k views

Is it possible to flash the Pi's firmware live?

I already have few Raspberry Pi devices running Raspbian + my custom scripts. These device is internet connected and mounted at area which is hard to access, (e.g on top of a building) Over the ...
Dennis's user avatar
  • 383
1 vote
1 answer
3k views

Failed to run camera app. Please check for firmware updates

Trying to get the pi cam working with open cv per http://thinkrpi.wordpress.com/2013/05/22/opencvpi-cam-step-5-basic-use-display-a-picture/. Finally have the program built, but now I get this: pi@...
Bondolin's user avatar
  • 139
3 votes
2 answers
497 views

Should I expect an error message if booting without SD card?

This question is just a sanity check. I couldn't find this information anywhere else. If I turn on the pi without an SD card attached, does the firmware print any error messages to the screen (via ...
Nacht's user avatar
  • 133
4 votes
2 answers
3k views

Raspberry pi B+ first boot

I got Raspberry pi B+ and I tried to boot by using NOOBS v1.3.10 and RASPBIAN Debian Wheezy Version:September 2014. Then I got two different problems. These are my component information, Raspberry ...
iNdra's user avatar
  • 189
6 votes
3 answers
1k views

Does the firmware update corrupt the filesystem?

I regularly make ISO images of my SD cards (for many reasons), and I have noticed that whenever I issue the rpi-update command, I can no longer make these images, instead getting this error: sudo dd ...
puk's user avatar
  • 685
6 votes
1 answer
4k views

Are the BIOS and firmware located on the SD card?

Reading this answer I get the impression both the Raspberry Pi BIOS and firmware are located on the SD card. Is that correct? What is exactly located on the SD card? There's nothing stored on the Pi ...
That Brazilian Guy's user avatar
1 vote
1 answer
10k views

Raspberry Pi Firmware version [duplicate]

How can I determine which version of the Raspberry Pi firmware is installed on my Raspberry Pi?
David Bartel's user avatar
0 votes
1 answer
424 views

Ethernet connection lost after starting X server

Prior to starting an X server running OpenBox, I am able to ping networks successfully. I have tested this by successfully pinging 8.8.8.8 (Google's DNS server). Soon after launching any graphical ...
whjms's user avatar
  • 86
8 votes
2 answers
6k views

Custom firmware on Raspberry Pi?

Is there a way to use the Raspberry Pi like an Arduino? That is, without an operating system? Just connect it to the USB of your computer and download code onto it, and the next time the Raspberry Pi ...
deepak's user avatar
  • 571
3 votes
1 answer
2k views

What is the difference between firmware update and apt-get update?

What is the difference between rpi-update (firmware) and apt-get update and apt-get upgrade? /Cheers
Christian's user avatar
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3 votes
3 answers
6k views

What does rpi-update do?

I am thinking about upgrading the firmware on the Raspbery Pi 512 using rpi-update. However, I can't figure out what updating the firmware does. Does it make the Pi more stable? Or faster? I can't ...
Scoop's user avatar
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74 votes
7 answers
147k views

Do I still need rpi-update if I am using the latest version of Raspbian?

I have a 512MB Pi. I am trying to make sure I am getting the most out of it. I just downloaded the latest version of Raspbian and installed it on the Pi. Do I also need rpi-update? Is rpi-update ...
Scoop's user avatar
  • 2,679
3 votes
2 answers
2k views

Improper shutdown, now 3 flashes on boot

I had to do a hard power off on my Pi, as it had crashed. Now, when I turn it on, I get 3 flashes of the OK LED, which means either loader.bin or start.elf is not found. I have plugged the SD card ...
colincameron's user avatar
18 votes
2 answers
41k views

How do I upgrade Raspbian?

I have my Raspberry Pi setup how I want, but I have an older version than what is currently available (2012-10-28-wheezy-raspbian.zip). How do I upgrade the kernel, firmware, etc.? I have upgraded ...
kevin's user avatar
  • 1,284
2 votes
1 answer
796 views

Error at firmware update

I got this error when run this firmware update command. Before this update was succesfully completed by this command: sudo apt-get update && sudo apt-get upgrade pi@Raspi-2 ~ $ sudo rpi-...
Enes Genc's user avatar
5 votes
3 answers
28k views

How can I zoom out the HDMI output in order to fit in areas of the screen that are being clipped?

At present every time I load up my RasPi via HDMI the edges of the screen are clipped, making it difficult to see what is being typed at the bottom of the screen and to read output on the left side. ...
Nathan Dunn's user avatar
5 votes
1 answer
2k views

Raspberry Pi hangs after boot

I have two Raspberry Pi's. One will boot up into Raspbian just fine. If I take the same SD card, network connection, keyboard and mouse and use it with the other Raspberry Pi, it boots and then hangs ...
zio's user avatar
  • 173
44 votes
3 answers
64k views

Why does the Raspberry Pi need a MPEG-2 licence?

Since August 24 2012, it is possible to buy a licence to hardware-decode MPEG-2 videos. Here are my questions: Does it mean that, without this licence, the RPi cannot handle at all MPEG-2 video, or ...
Morgan Courbet's user avatar
4 votes
1 answer
188 views

What Distro Are The Stock Images Built For?

When I take a look at the firmware github repo, I can download kernel images. But to what distro do they belong to or are compatible with?
bot47's user avatar
  • 154
6 votes
0 answers
1k views

Arch Linux kernel panics and firmware not working [closed]

Before the update I had linux-raspberrypi-3.1.9-33-arm and raspberrypi-firmware-20120418-2 installed. After I upgraded to raspberrypi-firmware-20120729-1, the kernel refused to boot (no kernel panics ...
ArchHaskeller's user avatar
32 votes
3 answers
37k views

How can I determine the current firmware version number?

Is there a way to find the current firmware version number? Either the running version or the version currently installed in /boot? uname -a shows only the kernel version, not the GPU "binary blob." ...
finnw's user avatar
  • 5,790
103 votes
3 answers
270k views

How do I update software and firmware?

I understand that the software on the Raspberry Pi is divided into three sections: the closed-source GPU firmware, the patched ARM Linux kernel and the user space software. Is the GPU firmware on the ...
Alex L's user avatar
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