-cpu model QEMU_CPUselectCPU (-cpu helpforlist) -E var=value QEMU_SET_ENV sets targets environmentvariable(see below) -U var QEMU_UNSET_ENV unsets targets environmentvariable(see below) -0argv0 QEMU_ARGV0 forces targetprocessargv[0]tobe'argv0' -r uname QEMU_UNAME set qemu unamereleasest...
QEMU / KVM CPU model configuration DESCRIPTION QEMU / KVM virtualization supports two ways to configure CPU modelsHostpassthroughThis passes the host CPU model features, model, stepping, exactly to the guest. Note that KVM may filter out some host CPU model features if they cannot be supported ...
cpu show CPU registers before entering a TB (lots of logs) fpu include FPU registers in the 'cpu' logging mmu log MMU-related activities pcall x86 only: show protected mode far calls/returns/exceptions cpu_reset show CPU state before CPU resets unimp log unimplemented functionality guest_errors...
执行cpu_x86_init,逐层调用后,由qemu_kvm_start_vcpu创建一个VCPU线程,新的VCPU线程将执行qemu_kvm_cpu_thread_fn函数,逐层调用后经过kvm_vcpu_ioctl系统调用切换到核心态,由KVM执行VCPU的创建工作,包括创建VMCS等非根模式下工作所需要的核心数据结构。
其实一句话概括就是通过软件转换成汇编指令访问内存,CPU解析该指令,指令的操作码包含了串口的地址,因此CPU能够识别该地址属于串口,并对应跳转到串口的寄存器处理。 整个过程可以参考qemu源码分析(五)-- 源码访问寄存器和qemu实现的外设之间的关系 大部分情况下串口使用的是中断模式来收发数据,那么当串口处理完数据以后,...
CPU(s): 32 On-line CPU(s) list: 0-31 Thread(s) per core: 2 Core(s) per socket: 8 Socket(s): 2 NUMA node(s): 2 Vendor ID: GenuineIntel CPU family: 6 Model: 45 Stepping: 7 CPU MHz: 1200.000 BogoMIPS: 4004.29 Virtualization: VT-x ...
-cpu model QEMU_CPU select CPU (-cpu help for list) -E var=value QEMU_SET_ENV sets targets environment variable (see below) -U var QEMU_UNSET_ENV unsets targets environment variable (see below) -0 argv0 QEMU_ARGV0 forces target process argv[0] to be 'argv0' ...
cpudef_init初始化支持的cpu feature,可以通过如下命令查询当前qemu支持的cpu feature /usr/bin/qemu-system-x86_64 -cpuhelpif(cpu_model && is_help_option(cpu_model)) { list_cpus(stdout, &fprintf, cpu_model);exit(0); } data_dir_idx 遗留 怀疑是bios文件路径 ...
cpu model QEMU_CPU select CPU (-cpu help for list) -E var=value QEMU_SET_ENV sets targets environment variable (see below) -U var QEMU_UNSET_ENV unsets targets environment variable (see below) -0 argv0 QEMU_ARGV0 forces target process argv[0] to be 'argv0' -r uname QEMU_UNAME ...
这是只加-cpu host,hypervisor=off 保持pve原装包 过检测的效果,只有se检测过不了 4、测试结果详细展示,可不看下面内容 4.1下面两张图是pve自带包和安装反虚拟化包成功后分别的效果 pve自带包效果 安装反虚拟化包后效果 4.2下图是我在pve7下更加详细的测试结果展示如下 ...