Category: Software Debug and Trace – Intel

The Minnowboard Chronicles Episode 16: Delving into LBR Trace

Alan Sguigna

May 21, 2017
4:45 pm

This week, I decided to do a thorough analysis of how Last Branch Record (LBR) trace works, to see how useful it is in tracing back what might be the root cause of system failures.

The Minnowboard Chronicles Episode 15: More UEFI Application Development in ‘C’

Alan Sguigna

May 14, 2017
2:55 pm

In Episode 12, I wrote a simple “Hello World!” application in ‘C’ using the built-in UEFI shell functions. In Episode 13, I failed in an attempt to re-write that application using standard ‘C’ library functions, such as printf(). I’ve learned a lot since then – here’s how to write more sophisticated programs.

The Minnowboard Chronicles Episode 14: Poking around SecCore in UEFI

Alan Sguigna

May 6, 2017
4:12 pm

This week, I poke around the code from the reset vector, in the heart of the CPU initialization firmware, and try to reverse-engineer what is going on.

The Minnowboard Chronicles Episode 13: UEFI Applications using Standard ‘C’

Alan Sguigna

April 17, 2017
3:36 am

This week, I updated the firmware on the Minnowboard Turbot to the latest release, and struggled with creating a UEFI application using standard ‘C’ functions.

The Minnowboard Chronicles Episode 12: Writing UEFI Applications

Alan Sguigna

April 9, 2017
6:22 pm

In Episode 10 of the Minnowboard Chronicles, I created my first UEFI Shell script. Today, I “up my game” by writing an actual application in ‘C’.

The Minnowboard Chronicles Episode 11: Using Instruction Trace

Alan Sguigna

April 2, 2017
4:44 pm

I discover an incredible Trace capability that’s built into the Intel Atom Bay Trail chip!

The Minnowboard Chronicles Episode 10: The UEFI Shell

Alan Sguigna

March 26, 2017
4:03 pm

Today, I created my first UEFI shell script. And, by a happy coincidence, I noticed a new book in Amazon, Harnessing the UEFI Shell, by Michael Rothman, Vince Zimmer, and Tim Lewis.

The Minnowboard Chronicles Episode 9: SourcePoint Command Language and Macros

Alan Sguigna

March 19, 2017
8:28 pm

Today, I learn more about Intel Architecture and UEFI on the Minnowboard, by using the built-in commands and macros within SourcePoint.

At-Scale Debug Hardware Design Guidelines

Alan Sguigna

March 12, 2017
4:43 pm

Using an embedded debug agent, as opposed to an external JTAG debug probe, requires a connection between the service processor and the JTAG chain of the target CPU.

ASSET attends the Open Compute Summit

Alan Sguigna

March 9, 2017
8:57 pm

I spent the past two days at the Open Compute Project (OCP) U.S. Summit 2017, in Santa Clara, California. The HUGE news is that Microsoft has ported Windows Server to ARMv8 chips from Qualcomm and Cavium (but, for now, only for use within Azure).

Category: Software Debug and Trace – Intel

The Minnowboard Chronicles Episode 16: Delving into LBR Trace

The Minnowboard Chronicles Episode 15: More UEFI Application Development in ‘C’

The Minnowboard Chronicles Episode 14: Poking around SecCore in UEFI

The Minnowboard Chronicles Episode 13: UEFI Applications using Standard ‘C’

The Minnowboard Chronicles Episode 12: Writing UEFI Applications

The Minnowboard Chronicles Episode 11: Using Instruction Trace

The Minnowboard Chronicles Episode 10: The UEFI Shell

The Minnowboard Chronicles Episode 9: SourcePoint Command Language and Macros

At-Scale Debug Hardware Design Guidelines

ASSET attends the Open Compute Summit

Archives

Categories