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osblog.stephenmarz.com | ||
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jborza.com
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| | | | | After spending some time with emuriscv and attempting to boot Linux into a shell I realized that I'm doing something really wrong regarding system calls. RISC-V offers an ecall (Environment Call) instruction to implement system calls. These are basically requests made by a lower privileged code (user mode) to execute higher privileged code (kernel). Or, in some other case, the kernel itself can be the lower privileged code and it would invoke the machine mode code with an ecall. | |
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seiya.me
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www.baturin.org
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trendless.tech
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| | | While intellectual property generally sits on a spectrum of usage (e.g., free to consume but not distribute, free to distribute if it's also free), software also has its own complexities regarding free use of its code. The broad term for the entire domain was FOSS (Free and Open Source Software), but has more particularly used [...]Read More... from FLOSS Software: How Do You Give Away Software? | ||