[libre-riscv-dev] ppc-dev linux patch support for microwatt!

Yehowshua yimmanuel3 at gatech.edu
Tue May 12 01:56:22 BST 2020

> On May 11, 2020, at 8:53 PM, Luke Kenneth Casson Leighton <lkcl at lkcl.net> wrote:
> that is prohibited by design.

Are you saying that the POWER ISA itself dis-allows writes to instruction memory?
Does such a behavior get trapped or something?

I know that Linux on RISCV for example will set page r/w/ex bits that are part of the RISCV ISA. Then, an attempt to store into instruction memory becomes prohibited.


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