Differential D18755 Diff 54265 sys/amd64/vmm/intel/vmx.c

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sys/amd64/vmm/intel/vmx.c

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static void *		static void *
vmx_vminit(struct vm *vm, pmap_t pmap)		vmx_vminit(struct vm *vm, pmap_t pmap)
{		{
uint16_t vpid[VM_MAXCPU];		uint16_t vpid[VM_MAXCPU];
int i, error;		int i, error;
struct vmx *vmx;		struct vmx *vmx;
struct vmcs *vmcs;		struct vmcs *vmcs;
uint32_t exc_bitmap;		uint32_t exc_bitmap;
		uint16_t maxcpus;

vmx = malloc(sizeof(struct vmx), M_VMX, M_WAITOK \| M_ZERO);		vmx = malloc(sizeof(struct vmx), M_VMX, M_WAITOK \| M_ZERO);
if ((uintptr_t)vmx & PAGE_MASK) {		if ((uintptr_t)vmx & PAGE_MASK) {
panic("malloc of struct vmx not aligned on %d byte boundary",		panic("malloc of struct vmx not aligned on %d byte boundary",
PAGE_SIZE);		PAGE_SIZE);
}		}
vmx->vm = vm;		vmx->vm = vm;

▲ Show 20 Lines • Show All 45 Lines • ▼ Show 20 Lines	vmx_vminit(struct vm *vm, pmap_t pmap)

if (virtual_interrupt_delivery) {		if (virtual_interrupt_delivery) {
error = vm_map_mmio(vm, DEFAULT_APIC_BASE, PAGE_SIZE,		error = vm_map_mmio(vm, DEFAULT_APIC_BASE, PAGE_SIZE,
APIC_ACCESS_ADDRESS);		APIC_ACCESS_ADDRESS);
/* XXX this should really return an error to the caller */		/* XXX this should really return an error to the caller */
KASSERT(error == 0, ("vm_map_mmio(apicbase) error %d", error));		KASSERT(error == 0, ("vm_map_mmio(apicbase) error %d", error));
}		}

for (i = 0; i < VM_MAXCPU; i++) {		maxcpus = vm_get_maxcpus(vm);
		for (i = 0; i < maxcpus; i++) {
vmcs = &vmx->vmcs[i];		vmcs = &vmx->vmcs[i];
vmcs->identifier = vmx_revision();		vmcs->identifier = vmx_revision();
error = vmclear(vmcs);		error = vmclear(vmcs);
if (error != 0) {		if (error != 0) {
panic("vmx_vminit: vmclear error %d on vcpu %d\n",		panic("vmx_vminit: vmclear error %d on vcpu %d\n",
error, i);		error, i);
}		}

▲ Show 20 Lines • Show All 1,981 Lines • ▼ Show 20 Lines	vmx_run(void *arg, int vcpu, register_t rip, pmap_t pmap,
return (0);		return (0);
}		}

static void		static void
vmx_vmcleanup(void *arg)		vmx_vmcleanup(void *arg)
{		{
int i;		int i;
struct vmx *vmx = arg;		struct vmx *vmx = arg;
		uint16_t maxcpus;

if (apic_access_virtualization(vmx, 0))		if (apic_access_virtualization(vmx, 0))
vm_unmap_mmio(vmx->vm, DEFAULT_APIC_BASE, PAGE_SIZE);		vm_unmap_mmio(vmx->vm, DEFAULT_APIC_BASE, PAGE_SIZE);

for (i = 0; i < VM_MAXCPU; i++)		maxcpus = vm_get_maxcpus(vmx->vm);
		for (i = 0; i < maxcpus; i++)
vpid_free(vmx->state[i].vpid);		vpid_free(vmx->state[i].vpid);

free(vmx, M_VMX);		free(vmx, M_VMX);

return;		return;
}		}

static register_t *		static register_t *
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