You can find my tutorial for a RISC-V operating system in Rust here: https://osblog.stephenmarz.com/
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If you are living under a rock, quarantined against COVID-19, here’s quite a long, and somewhat technical, post for your consumption. This post will talk about how C and assembly dance together–the tango? waltz? who knows?
This post is part of a larger effort you can view over here: https://osblog.stephenmarz.com .
Message signaled interrupts or MSIs describe a way to signal an interrupt without a dedicated interrupt request pin (IRQ). One of the most prevalent uses for MSIs is the PCI bus, and the PCI specification defines the MSI and MSI-X standards. The potential benefits may include: (1) reduced number of direct wires from…