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Questions tagged [powerpc]

PowerPC is a RISC CPU architecture used mostly in servers and embedded systems.

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1answer
14 views

How to “invalidate” or “flush” a range of cpu cache in powerpc architecutre?

I am working with an embedded device which communicates with my PowerPC CPU via PCIe. Due to the SDK constraints i have to use linux kernel version 4.1.8. This version doesn't have functions related ...
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0answers
25 views

Linux kernel on ppc64le: vmlinux equivalent in arch/powerpc/boot/

When I run self compiled kernel on ppc64le on QEMU with vmlinux, it works (instructions from https://github.com/linuxppc/wiki/wiki/Booting-with-Qemu): wget -c https://openpower.xyz/job/initramfs/job/...
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2answers
44 views

Distro to install on a PowerPC G4 after Debian dropped 32-bit PPC support

Debian dropped support for my PowerPC CPU. For this reason my security updates are now no longer granted and I am clearly not happy about that. Is there any distro out there that supports PowerPC ...
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0answers
15 views

Failing to create/build u-boot.srec with gap-fill option

I am trying to build u-boot-2019.07 for custom board with custom configuration. It is failing in gap-filling 0xff on u-boot.srec. It build if I don't use --gap-fill=0xff option. This is the command ...
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0answers
27 views

Upgrade safely a no longer supported Debian PPC

I have the following Debian version on an old Mac Mini G4 PPC: # lsb_release -a No LSB modules are available. Distributor ID: Debian Description: Debian GNU/Linux 10.0 (n/a) Release: 10.0 ...
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0answers
23 views

Kernel Panic on current_time?

I am using power pc and I am getting a kernel panic. Any idea what bit am I missing here? Unrecoverable FP Unavailable Exception 801 at c01001e0 Oops: Unrecoverable FP Unavailable Exception, sig: 6 [#...
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0answers
15 views

What is the machine equivalent of MPC8377 in the free scale yocto?

I want to build the free scale yocto project and my processor is MPC8377. However, I don't see that machine on the list. What is the closest to it? Supported machines: apalis-imx6 cgtqmx6 ...
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1answer
87 views

What are the Hardware requirement for Debian Linux Kernel 3.16 for PPC architecture? [closed]

We have an Embedded System which is running on Debian Linux Kernel 2.6-2.6 [PowerPC Architecture]. Would like to upgrade the Kernel to 3.16. What are Hardware Requirements?
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1answer
59 views

Remove startup (boing) sound in PowerPC Mac Mini G4

I would like to remove the startup sound of my Mac Mini G4 (PowerPC). I know this is possible if I boot from a MacOSX system, however I reformatted my system from the original MacOSX for ppc with a ...
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2answers
3k views

Is AIX/Power safe from Spectre / Meltdown?

Since Intel, AMD and ARM is affected by the Spectre and Meltdown cpu kernel memory leak bugs/flaws, could we say that Power architecture is safe from these?
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0answers
294 views

Problems booting uncompressed linux kernel on PPC

I'm trying to get a newer linux kernel to boot on a PPC embedded linux device using U-Boot, but it won't boot the kernel. My bootable kernel image builds, and is being network booted by U-Boot. The ...
11
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1answer
2k views

How to determine CPU features on PowerPC and Power 8 (and above)?

We can examine /proc/cpuinfo on Intel and ARM machines to learn cpu features, like AES and SHA. I need to do the same for PowerPC under both AIX and Linux. Testing with Linux is shown below. The ...
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0answers
81 views

How can I build and install a package and it's dependencies from source using apt?

I am restoring an old iMac G5 which still uses a powerpc processor. Unfortunately, Debian Jessie was the last version of Debian to support Powerpc7. I would like some of the new Stretch packages. I ...
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3answers
272 views

Is CentOS PPC64 supported by Freescale T2080 RDB?

I am working on Freescale T2080 RDB. I got CentOS for PPC64 architecture from this link. I made a bootable SD card with the CentOS minimal ISO using the following command: dd bs=4M if=CentOS-7-...
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1answer
878 views

How do I install powerpc-405-linux-gnu-gcc?

On a C project at work, make builds for various targets, one of them apparently being powerpc-405. The build for that specific target fails because I don't have the toolchain installed. make[7]: /opt/...
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1answer
339 views

Hardware acceleration on Debian 8 ppc with Mobility Radeon 9600

I recently install Debian 8 with LXDE on my 2005 Powerbook 15" 1.67GHz with a Mobility Radeon 9600 PRO Turbo graphics card. 0000:00:10.0 VGA compatible controller: Advanced Micro Devices, Inc. [AMD/...
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1answer
2k views

After installing CentOS and rebooting, cannot see new boot entry

I am trying to install CentOS 7.3 bare-metal on a ppc64le machine. After completing the installation process using vncviewer, the last screen says the installation is completed and to reboot the ...
2
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1answer
18k views

Cannot run CentOS 7 or RHEL 7 installer: “Failed to start Switch Root”

I am trying to install CentOS 7.2 on a ppc64le machine. I downloaded the iso from the CentOS site used the dd command to make a bootable USB. When selecting the install option from the boot menu I ...
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3answers
2k views

How to enable Tap to click on MATE desktop (Debian 8.7 powerpc)

Using advice from this forum, I got tap to click working in LXDE on my Powerbook G4 running Debian 8.7. I have since been experimenting with the MATE desktop, how do I get tap to click working in MATE?...
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1answer
205 views

Screen Freeze after installing firmware-linux-nonfree

I installed firmware-linux-nonfree on my 15" Powerbook G4 running Debian 8.7. The idea was to enable hardware acceleration to improve the graphics performance. I added the append="radeon.agpmode=-...
22
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6answers
58k views

Activate tap to click on touchpad?

I am using Debian 8.6 LXDE on a Powerbook G4 15" 1.67GHz and would like to enable tap to click on the touchpad. It is already double scrolling but tap to click would help to save the ageing mouse ...
1
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2answers
716 views

How can I get sound working on my Powerbook G4 15" running Debian 8.6?

I have recently switched from Ubuntu 12.04 to Debian 8 as support for 12.04 is about to run out. I tried Lubuntu 14.04, Ubuntu Mate 16.04 and Lubuntu 16.04 but couldn't get any of them to run in live ...
2
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1answer
41 views

Running Application Automatiacally

I am using MPC8323E-RDB development board for Embedded-Linux development for applications. Here, I want to run my application automatically upon boot-up. I tested by changing /etc/inittab file, but ...
0
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1answer
236 views

Syslog forwarding to Rsyslog

I was wondering if anyone was familiar with the process of forwarding all log files from a PPC Gnu/Linux using syslog (installing rsyslog is not an option) to a x86_64 GNU/Linux running Rsyslog. I ...
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0answers
349 views

How do I use the color palette (FBIOPUTCMAP)?

I am trying to track down the following issue in Debian Jessie on PowerPC. Per bogl-bterm package maintainer the issue is simply that bterm makes uses of FBIOPUTCMAP, see ref here. So before even ...
1
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1answer
7k views

Automatically enter SSH password without using SSH Key, 'expect', 'sshpass' or Python

I have small device that starts up a tiny VM of PowerPC linux that I need to SSH into from a script on a tiny version of Yocto linux. The PowerPC VM SSH passwords stay the same, but it resets most of ...
0
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1answer
100 views

Power 7/8 - LPAR has null desired_proc and desired_mem

I am querying the HMC via commands to get the memory and cpu of the logical partitions. I am using the command lssyscfg. For many lpars which are in Running or Not Activated status, the command ...
1
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1answer
668 views

Create a bootable Debian USB stick for PowerPC from Windows

I recently installed an SSD into my iBook G4, and I'm gonna try to put Debian 8.2.0 on it via USB stick. I know to how to trick Open Firmware into booting from USB, however, I need to create my USB ...
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1answer
3k views

configure: error: libarchive not found

When cross compiling I get: checking whether the /home/ekhnshr/epb2/jenkbuild/toolchain/bin/powerpc-linux-gnu-g++ linker (/home/ekhnshr/epb2/jenkbuild/toolchain/bin/powerpc-linux-gnu-ld) supports ...
2
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2answers
904 views

Shared library load mem address region is architecture dependent?

I see that on x86, in a process's VM, shared libraries are loaded between heap and stack, i.e. the mmap area as noted in most of the online articles. But on a PowerPC linux box, I see that all ...
2
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0answers
72 views

Random pieces of ancient hardware not working together (Mac G5, Sun network adapter)

This is probably some kind of weird esoteric hardware combination but it's not why I did it. It's just what I had lying around. I have a 2x 2ghz Mac G5 and I can't really bring myself to part with it ...
1
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1answer
290 views

Can someone point me to gentoo for powermac g5 quad?

I am unsure which download is most useful.
0
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1answer
51 views

Will a remastered debian for powerpc still be in the powerpc architecture?

I would like to know because I am going to use a power pc mac g5 for making my distribution. I also need to know if it makes my remaster the powerpc architecture and how to change it to 32 or 64-bit ...
1
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1answer
4k views

How to check whether my AIX is PPC OR PPC64?

My AIX machine is currently running on 6.1 OS. I would like to know whether it is on PPC OR PPC64, Is there any command other than arch which gives the information about PPC ?
0
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1answer
180 views

Boot to non bootable disk using Openfirmware

I tried to virtualize (VIOS partition) Debian 7.8 on IBM 9133-55A (powerpc) server. For some reason both yaboot and grub failed to install on the virtual hard disk. Now I want to start the kernel ...
4
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1answer
653 views

Configure power button to shutdown on Debian/Mac Mini G4

I use Debian/PPC on an old Mac Mini G4, it currently serve as a DLNA server (UPnP), no mouse or keyboard plugged. I would like that my power button also serves to shutdown the box. Currently it does ...
2
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2answers
472 views

Debian PowerPC Linux installation on IBM IntelliStation POWER 285 9111 fails on yaboot

I'm trying to install Debian Wheezy here. I have two hard drives. One is running AIX well. I'm trying to get Linux to run from the other one. The installer boots fine. Automatic partition creates a ˜...
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2answers
2k views

AIX Memory Limits

I cannot find these numbers anywhere on the IBM Web site or even random blogs that Google finds. Questions What is the maximum physical memory size a POWER7 CPU supports? What is the maximum ...
1
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1answer
1k views

Difference between AIX and other Unix flavours [duplicate]

I am learning AIX 6-7 for practice, is there any alternative unix flavour which could be quite similar to AIX which could be run on a VMWare or Virtualbox for practice? Also, if there is any ...
0
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1answer
218 views

Does NetBSD supports ppc64?

Searching for ppc64 on NetBSD's website: site:www.netbsd.org "ppc64" didn't returned any good hits.. https://en.wikipedia.org/wiki/Ppc64 My question: Does NetBSD supports the ppc64 architecture?...
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1answer
3k views

How to add Flash support on a PowerPC debian

I have a PowerBook G4 running Debian. I followed the instructions from the debian wiki but for installation, it just said Install flashplugin-nonfree (from section contrib). I was not sure what ...
2
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0answers
387 views

Waking an Ibook G4 (powerpc) running Debian Linux from suspend based on timer

I have recently received an Ibook G4 from a friend. I plan to use it as a server and have installed Debian Wheezy (7.0.0, release version) on it. However, I would like to suspend it at some points ...
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4answers
3k views

What distro for my PowerBook G4? [closed]

I've got an old PowerBook G4 with a 1333 MHz CPU and 1.25 GB RAM. What are some good distro to use? I tried Yellow Dog and Fedora (which didn't work), but I would prefer something more Debian-like, ...
1
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1answer
973 views

How much success can I expect with Qemu On PowerPC Linux?

I'm on Ubuntu 12.04 for PowerPC and I installed Qemu just for kicks, having experience using it in the past to build an iso for an arm tablet, and upon doing a search I found this installed on my ...
4
votes
1answer
3k views

Configuring Yaboot and Debian to Boot into a Command Line Login Shell?

I have a Debian Squeeze variant (MintPPC 9) installed on an old Mac Powerbook G4 (PowerPC CPU). I wish to boot it into a multiuser CLI login shell instead of automatically booting into the login ...
2
votes
1answer
286 views

Console won't power off on PowerPC with Debian

I installed Debian 6.0 on a Power Mac G5. First it would boot to a blank screen but I fixed that by blacklisting nouveau as described here. Now the monitor will never turn off. It's a server so I'll ...
3
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2answers
617 views

Cross LFS - PPC - Error while compiling

I'm trying to build a CLFS for a PPC 8270 processor. All is fine until I use the make ARCH=powerpc CROSS_COMPILE=${CLFS_TARGET}- command. CC arch/powerpc/kernel/align.o arch/powerpc/kernel/align....
16
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2answers
996 views

Linux kernel for Nintendo Wii

I'm trying to compile a Linux kernel for the Nintendo Wii newer than the version 2.6.32 with mike p5 patches, which I have been using since now without problems. Since version 2.6.33 Wii support is ...
2
votes
2answers
3k views

Mac G5 - Nvidia GeForce 5200 FX settings

I finally was able to install Debian on my powerpc, but the only way to get a GUI up is by disabling nouveau. I just use Linux nouveau.modeset=0 at the yaboot prompt. However my color is all messed up ...
0
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1answer
386 views

Where do I download Vine Linux for PowerPC? [closed]

Where do I download the latest version of Vine Linux for PowerPC? I cannot find the link for PowerPC download on their website.