Handling #RISCV Interrupts with Platform-Level Interrupt Controller (PLIC) ... Let's walk through with Apache #NuttX RTOS and @PINE64 #Ox64 BL808 SBC

Article: https://lupyuen.codeberg.page/articles/plic2

#RISCV Platform-Level Interrupt Controller (PLIC) controls the forwarding of Peripheral Interrupts to our CPU

Article: https://lupyuen.codeberg.page/articles/plic2.html#platform-level-interrupt-controller

Here's the UART Interrupt Number for #Ox64 BL808 SBC

Article: https://lupyuen.codeberg.page/articles/plic2.html#uart-interrupt

Here's how we init the #RISCV Interrupts in the Platform-Level Interrupt Controller (PLIC)

Article: https://lupyuen.codeberg.page/articles/plic2.html#initialise-the-interrupts

How we set the #RISCV Interrupt Priority and Threshold for Platform-Level Interrupt Controller (PLIC)

Article: https://lupyuen.codeberg.page/articles/plic2.html#set-the-interrupt-priority

Enabling #RISCV Interrupts in the Platform-Level Interrupt Controller (PLIC)

Article: https://lupyuen.codeberg.page/articles/plic2.html#enable-the-interrupt