amd64/vmm/vmm.c

128 	vm_paddr_t	gpa;
587 vm_map_mmio(struct vm *vm, vm_paddr_t gpa, size_t len, vm_paddr_t hpa)
591 	if ((obj = vmm_mmio_alloc(vm->vmspace, gpa, len, hpa)) == NULL)
598 vm_unmap_mmio(struct vm *vm, vm_paddr_t gpa, size_t len)
601 	vmm_mmio_free(vm->vmspace, gpa, len);
606  * Return 'true' if 'gpa' is allocated in the guest address space.
612 vm_mem_allocated(struct vm *vm, int vcpuid, vm_paddr_t gpa)
626 		if (mm->len != 0 && gpa >= mm->gpa && gpa < mm->gpa + mm->len)
627 			return (true);		/* 'gpa' is sysmem or devmem */
630 	if (ppt_is_mmio(vm, gpa))
631 		return (true);			/* 'gpa' is pci passthru mmio */
701 vm_mmap_memseg(struct vm *vm, vm_paddr_t gpa, int segid, vm_ooffset_t first,
726 	if ((gpa | first | last) & PAGE_MASK)
741 	error = vm_map_find(&vm->vmspace->vm_map, seg->object, first, &gpa,
749 		error = vm_map_wire(&vm->vmspace->vm_map, gpa, gpa + len,
752 			vm_map_remove(&vm->vmspace->vm_map, gpa, gpa + len);
757 	map->gpa = gpa;
767 vm_mmap_getnext(struct vm *vm, vm_paddr_t *gpa, int *segid,
776 		if (mm->len == 0 || mm->gpa < *gpa)
778 		if (mmnext == NULL || mm->gpa < mmnext->gpa)
783 		*gpa = mmnext->gpa;
808 		error = vm_map_remove(&vm->vmspace->vm_map, mm->gpa,
809 		    mm->gpa + mm->len);
837 			if (maxaddr < mm->gpa + mm->len)
838 				maxaddr = mm->gpa + mm->len;
848 	vm_paddr_t gpa, hpa;
863 			    mm->gpa, mm->len, mm->flags));
873 			    mm->gpa, mm->len, mm->flags));
876 		gpa = mm->gpa;
877 		while (gpa < mm->gpa + mm->len) {
878 			vp = vm_gpa_hold(vm, -1, gpa, PAGE_SIZE, VM_PROT_WRITE,
880 			KASSERT(vp != NULL, ("vm(%s) could not map gpa %#lx",
881 			    vm_name(vm), gpa));
887 				iommu_create_mapping(vm->iommu, gpa, hpa, sz);
890 				iommu_remove_mapping(vm->iommu, gpa, sz);
894 			gpa += PAGE_SIZE;
932 	/* Set up the IOMMU to do the 'gpa' to 'hpa' translation */
948 vm_gpa_hold(struct vm *vm, int vcpuid, vm_paddr_t gpa, size_t len, int reqprot,
971 	pageoff = gpa & PAGE_MASK;
973 		panic("vm_gpa_hold: invalid gpa/len: 0x%016lx/%lu", gpa, len);
978 		if (sysmem_mapping(vm, mm) && gpa >= mm->gpa &&
979 		    gpa < mm->gpa + mm->len) {
981 			    trunc_page(gpa), PAGE_SIZE, reqprot, &m, 1);
1398 		    vme->u.paging.gpa, ftype);
1400 			VCPU_CTR2(vm, vcpuid, "%s bit emulation for gpa %#lx",
1402 			    vme->u.paging.gpa);
1408 	rv = vm_fault(map, vme->u.paging.gpa, ftype, VM_FAULT_NORMAL);
1410 	VCPU_CTR3(vm, vcpuid, "vm_handle_paging rv = %d, gpa = %#lx, "
1411 	    "ftype = %d", rv, vme->u.paging.gpa, ftype);
1425 	uint64_t gla, gpa, cs_base;
1439 	gpa = vme->u.inst_emul.gpa;
1446 	VCPU_CTR1(vm, vcpuid, "inst_emul fault accessing gpa %#lx", gpa);
1477 	if (gpa >= DEFAULT_APIC_BASE && gpa < DEFAULT_APIC_BASE + PAGE_SIZE) {
1480 	} else if (gpa >= VIOAPIC_BASE && gpa < VIOAPIC_BASE + VIOAPIC_SIZE) {
1483 	} else if (gpa >= VHPET_BASE && gpa < VHPET_BASE + VHPET_SIZE) {
1491 	error = vmm_emulate_instruction(vm, vcpuid, gpa, vie, paging,
2544 	uint64_t gpa;
2552 		error = vm_gla2gpa(vm, vcpuid, paging, gla, prot, &gpa, fault);
2555 		off = gpa & PAGE_MASK;
2557 		copyinfo[nused].gpa = gpa;
2565 		hva = vm_gpa_hold(vm, vcpuid, copyinfo[idx].gpa,