rt_hw_board_init定义了与qemu-virt-riscv相关的板级初始化的全部内容,包括内存系统,plic中断子系统,定时器系统以及串口设备等。它由rtthread_startup调用,完整的调用路径如下。 (libcpu isc-vvirt64startup_gcc.S)_start->primary_cpu_entry->entry->rtthread_startup->rt_hw_board_init 源码如下 voidrt_...
rt_hw_board_init定义了与qemu-virt-riscv相关的板级初始化的全部内容,包括内存系统,plic中断子系统,定时器系统以及串口设备等。它由rtthread_startup调用,完整的调用路径如下。 (libcpu isc-vvirt64startup_gcc.S)_start->primary_cpu_entry->entry->rtthread_startup->rt_hw_board_init 源码如下 voidrt_...
rt_hw_board_init定义了与qemu-virt-riscv相关的板级初始化的全部内容,包括内存系统,plic中断子系统,定时器系统以及串口设备等。它由rtthread_startup调用,完整的调用路径如下。 (libcpurisc-vvirt64startup_gcc.S)_start->primary_cpu_entry->entry->rtthread_startup->rt_hw_board_init 源码如下 voidrt_h...
确认rtconfig.py文件中EXEC_PATH为上诉 newlib toolchain 解压地址,如/opt/Xuantie-900-gcc-elf-newlib-x86_64-V2.6.2/bin。 确认rtconfig.py文件中PREFIX为上诉newlib toolchain 命令头,如riscv64-unknown-elf- 编译 $ scons 或不采用手工修改,直接运行 $ scons --exec-path=/opt/Xuantie-900-gcc-elf-newli...
• RPMsg:基于VirtIO管理的共享内存所实现一套少量数据传输的框架; • RPbuf:全志基于RPMsg所实现一套大量数据传输的框架。 由上图可知(以RISC-V核向A核发送数据为例),RPbuf首先将数据放置在DDR中,再将缓冲区首地址和大小通过RPMsg发送至A核(RPMsg将缓冲区首地址和大小放入VRING,然后请求Msgbox中断,A核收到这...
rpmsg:在virtio 框架上实现的消息传送框架 6.1 Linux 配置 注意:需要前面的启动环境配置好后,再执行以下操作。需要打开的配置有: remoteproc 驱动 rpmsg 驱动 6.1.1 remoteproc 驱动 代码语言:javascript 代码运行次数:0 复制 ckernel m kernel_menuconfig
sudo qemu-system-riscv64 -nographic -machine virt \ -kernel linux/arch/riscv/boot/Image -append "root=/dev/vda ro console=ttyS0" \ -drive file=busybox,format=raw,id=hd0 \ -device virtio-blk-device,drive=hd0 FPGA Development Back to the Top Models of FPGA Boards Checkout the PolarF...
PasRISCV is a RV64GC RISC-V emulator, which is implemented in Object Pascal emulator delphi pascal vm virtual-machine freepascal riscv emulators risc-v object-pascal virtio riscv-linux riscv64 riscv-emulator rv64gc rv64 instruction-decoding ...
SiFive has chosen to use QEMU as its primary platform for full system emulation, and based on this, a number of new features have been added to allow modeling of a variety of different RISC-V hardware configurations including a new ‘virt’ board that supports VirtIO. ...
rpmsg:在virtio 框架上实现的消息传送框架 6.1 Linux 配置 注意:需要前面的启动环境配置好后,再执行以下操作。需要打开的配置有: remoteproc 驱动 rpmsg 驱动 6.1.1 remoteproc 驱动 ckernelm kernel_menuconfig 选中 图6-1: rproc config 6.1.2 rpmsg 驱动 ...