Category: Software Debug and Trace

Board Bring-Up of the i.MX6 Saber Lite

Alan Sguigna

January 26, 2020
3:47 pm

I received a bricked Saber Lite board as a gift. Before I could do anything useful with it, I had to get it to boot.

Benchmarking Yocto OpenBMC Builds Part 3: Ampere Computing on Packet

Alan Sguigna

January 12, 2020
5:40 pm

In Part 1, I compared the performance and cost of Intel Cascade Lake versus AMD Rome. In Part 2, I compared these against Amazon’s own Graviton1 CPU. In this article, I benchmarked Ampere Computing’s eMAG, available on Packet.com.

Benchmarking Yocto OpenBMC Builds on AWS Part 2: Arm64, Intel and AMD

Alan Sguigna

January 5, 2020
12:41 pm

In Part 1, I compared the performance and cost of Intel Cascade Lake versus AMD Rome. How does Amazon’s own CPU, Graviton, fare in this benchmark?

Benchmarking Yocto OpenBMC Builds on AWS Part 1: Intel Cascade Lake versus AMD Rome

Alan Sguigna

December 26, 2019
4:39 pm

As you know, I’ve done a lot of OpenBMC builds on my AMD Ryzen desktop PC, as well as my Surface Pro 6. I decided to tackle the same builds on Amazon Web Services (AWS), on virtual machines based on the Intel Cascade Lake CPU, as well as the AMD EPYC 7000. Which one is faster and cheaper?

Copying large files from Linux to Windows

Alan Sguigna

December 1, 2019
10:43 am

In my spare time, I was doing some OpenBMC Yocto builds on my Linux machines, and decided I wanted to copy these files over to my Windows PC. Little did I know how complicated this could be.

The MinnowBoard Chronicles: A Journey into x86, UEFI, and Linux

Alan Sguigna

October 6, 2019
3:15 pm

Over the last two and a half years, I've intermittently chronicled my explorations into some fairly esoteric technical topics, using the MinnowBoard Turbot board as a platform. And yes, time flies, and I've covered a lot of ground. All 45 chapters are listed below. Enjoy!

SourcePoint Support for AMD EPYC Processors

Alan Sguigna

July 14, 2019
7:28 pm

ASSET is pleased to announce SourcePoint support for AMD 2nd generation EPYC server processors (codename “Rome”).

The MinnowBoard Chronicles Episode 45: Back to UEFI Debug

Alan Sguigna

June 23, 2019
5:03 pm

Do you know how it feels when you have an itch, and you just have to scratch it? Well, after an extended hiatus from writing, I felt an overwhelming compulsion to do another MinnowBoard image build with source and symbols, do some more exploring, and then blog about it.

The MinnowBoard Chronicles Episode 44: Linux Kernel Source-Level and Symbolic Debug

Alan Sguigna

March 31, 2019
10:56 am

Eureka again! I finally figured out how to use Yocto to build a Linux kernel with all of the symbolic debug information, so that I can see all of the source code and symbols within SourcePoint.

The MinnowBoard Chronicles Episode 43: Exploring the Linux Kernel with SourcePoint

Alan Sguigna

January 27, 2019
10:48 am

I keep taking detours! This week, I built a Linux debug image, and looked at kernel source and symbols using SourcePoint, our JTAG-based hardware-assisted debugger.

Category: Software Debug and Trace

Board Bring-Up of the i.MX6 Saber Lite

Benchmarking Yocto OpenBMC Builds Part 3: Ampere Computing on Packet

Benchmarking Yocto OpenBMC Builds on AWS Part 2: Arm64, Intel and AMD

Benchmarking Yocto OpenBMC Builds on AWS Part 1: Intel Cascade Lake versus AMD Rome

Copying large files from Linux to Windows

The MinnowBoard Chronicles: A Journey into x86, UEFI, and Linux

SourcePoint Support for AMD EPYC Processors

The MinnowBoard Chronicles Episode 45: Back to UEFI Debug

The MinnowBoard Chronicles Episode 44: Linux Kernel Source-Level and Symbolic Debug

The MinnowBoard Chronicles Episode 43: Exploring the Linux Kernel with SourcePoint

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