C++ (Cpp) kvm__register_mem示例

示例#1

文件： kvm.c 项目： carriercomm/lkvm

void kvm__init_ram(struct kvm *kvm)
{
	u64	phys_start, phys_size;
	void	*host_mem;

	if (kvm->ram_size <= KVM_MMIO_START) {
		/* one region for all memory */
		phys_start = 0;
		phys_size  = kvm->ram_size;
		host_mem   = kvm->ram_start;

		kvm__register_mem(kvm, phys_start, phys_size, host_mem);
	} else {
		/* one region for memory that fits below MMIO range */
		phys_start = 0;
		phys_size  = KVM_MMIO_START;
		host_mem   = kvm->ram_start;

		kvm__register_mem(kvm, phys_start, phys_size, host_mem);

		/* one region for rest of memory */
		phys_start = KVM_MMIO_START + KVM_MMIO_SIZE;
		phys_size  = kvm->ram_size - KVM_MMIO_START;
		host_mem   = kvm->ram_start + KVM_MMIO_START;

		kvm__register_mem(kvm, phys_start, phys_size, host_mem);
	}
}

示例#2

文件： kvm.c 项目： bsingharora/kvmtool

void kvm__init_ram(struct kvm *kvm)
{
	int err;
	u64 phys_start, phys_size;
	void *host_mem;

	phys_start	= ARM_MEMORY_AREA;
	phys_size	= kvm->ram_size;
	host_mem	= kvm->ram_start;

	err = kvm__register_mem(kvm, phys_start, phys_size, host_mem);
	if (err)
		die("Failed to register %lld bytes of memory at physical "
		    "address 0x%llx [err %d]", phys_size, phys_start, err);

	kvm->arch.memory_guest_start = phys_start;
}