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RISC-V: A Baremetal Introduction using C++. Startup.
This post is a draft for Medium. In the last post, we set up the development environment. This post is about how the RISC-V core executes our program. How do we go from reset to entering the main() function in C++ in RISC-V? Startup code is generally not something you...
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RISC-V: A Baremetal Introduction using C++. Development Environment
This post is a draft for Medium. Following on from Part 2, how do we compile this project and run it? For this series of posts, my platform is a SiFive HiFive1 Rev B development board. It’s equipped with a 320MHz RV32IMAC (FE310 core). For software build and debug the...
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RISC-V: A Baremetal Introduction using C++. Overview.
This post is a draft. Final version on Medium. As described in Part 1, a simple C++ application to blink an LED, what does this look like with no operating system? Blinky in C++ Here we have blinky on SiFive HiFive1 Rev B development board, built and loaded via Platform...
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RISC-V: A Baremetal Introduction using C++. Introduction.
This post is a draft. Final version on Medium. What does it look like to program with no operating system? Can we have direct access to hardware using a high-level language like C++? How does RISC-V work at the most stripped-back bare metal level? This is a series of posts...
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Uploading old photos to Google Photos
How to attach metadata for google photos for uploading legacy photos to google photos with GPS, ratings and descriptions. The tool of choice for me is exiv2. It gives command line access to the various metadata attributes in JPEG files. (exiftool is another alternative.) The metadata of files can be...