Skip to content

Latest commit

 

History

History
22 lines (15 loc) · 623 Bytes

ibexdemo.md

File metadata and controls

22 lines (15 loc) · 623 Bytes
Raw

IbexDemo on Arty A7

Ibex Demo is a very lightweight platform that demonstrate the Ibex core features.

  • Hello Word application
qemu-system-riscv32 -M ibexdemo -nographic -kernel .../hello_world/demo
  • Mandelbrot demo
qemu-system-riscv32 -M ibexdemo -display <gtk|cocoa> -kernel .../demo/lcd_st7735/lcd_st7735

Useful execution options

vCPU

  • -icount N reduces the execution speed of the vCPU (Ibex core) to 1GHz >> N

  • -cpu lowrisc-ibex,x-zbr=true can be used to force enable (IbexDemo platform) the Zbr experimental-and-deprecated RISC-V bitmap extension for CRC32 extension.