1.. _RX-System-emulator: 2 3RX System emulator 4-------------------- 5 6Use the executable ``qemu-system-rx`` to simulate RX target (GDB simulator). 7This target emulated following devices. 8 9- R5F562N8 MCU 10 11 - On-chip memory (ROM 512KB, RAM 96KB) 12 - Interrupt Control Unit (ICUa) 13 - 8Bit Timer x 1CH (TMR0,1) 14 - Compare Match Timer x 2CH (CMT0,1) 15 - Serial Communication Interface x 1CH (SCI0) 16 17- External memory 16MByte 18 19Example of ``qemu-system-rx`` usage for RX is shown below: 20 21Download ``<u-boot_image_file>`` from 22https://osdn.net/users/ysato/pf/qemu/dl/u-boot.bin.gz 23 24Start emulation of rx-virt:: 25 qemu-system-rx -M gdbsim-r5f562n8 -bios <u-boot_image_file> 26 27Download ``kernel_image_file`` from 28https://osdn.net/users/ysato/pf/qemu/dl/zImage 29 30Download ``device_tree_blob`` from 31https://osdn.net/users/ysato/pf/qemu/dl/rx-virt.dtb 32 33Start emulation of rx-virt:: 34 qemu-system-rx -M gdbsim-r5f562n8 \ 35 -kernel <kernel_image_file> -dtb <device_tree_blob> \ 36 -append "earlycon" 37