2017-07-03 4:59 GMT+02:00 Hesham Almatary <heshamelmat...@gmail.com>:
> You can have a look at riscv-pk [1] as a RISC-V reference how to > handle interrupts. RTEMS-wise, you can look at or1k and ARM code and > how the platform-dependent interrupt handling code is linked to > platform-independent one. > > mcause value can be used as an index to a software vector table that you > set up. > > Why do you need software interrupts? GSoC-wise, I thought the plan was > to develop UART/Console driver (which doesn't need interrupts), and > use simulated ticker, as a first step. Then it will be easier to > debug/proceed from there with interrupt handling code. > I thought, I have to implement an interrupt console driver. Okay, then I am going to investigate a simulated ticker. -- Regards, Denis Obrezkov
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