diff options
Diffstat (limited to 'tools/testing/selftests/kvm/lib/x86_64/hyperv.c')
-rw-r--r-- | tools/testing/selftests/kvm/lib/x86_64/hyperv.c | 46 |
1 files changed, 0 insertions, 46 deletions
diff --git a/tools/testing/selftests/kvm/lib/x86_64/hyperv.c b/tools/testing/selftests/kvm/lib/x86_64/hyperv.c deleted file mode 100644 index efb7e7a1354d..000000000000 --- a/tools/testing/selftests/kvm/lib/x86_64/hyperv.c +++ /dev/null @@ -1,46 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-only -/* - * Hyper-V specific functions. - * - * Copyright (C) 2021, Red Hat Inc. - */ -#include <stdint.h> -#include "processor.h" -#include "hyperv.h" - -struct hyperv_test_pages *vcpu_alloc_hyperv_test_pages(struct kvm_vm *vm, - vm_vaddr_t *p_hv_pages_gva) -{ - vm_vaddr_t hv_pages_gva = vm_vaddr_alloc_page(vm); - struct hyperv_test_pages *hv = addr_gva2hva(vm, hv_pages_gva); - - /* Setup of a region of guest memory for the VP Assist page. */ - hv->vp_assist = (void *)vm_vaddr_alloc_page(vm); - hv->vp_assist_hva = addr_gva2hva(vm, (uintptr_t)hv->vp_assist); - hv->vp_assist_gpa = addr_gva2gpa(vm, (uintptr_t)hv->vp_assist); - - /* Setup of a region of guest memory for the partition assist page. */ - hv->partition_assist = (void *)vm_vaddr_alloc_page(vm); - hv->partition_assist_hva = addr_gva2hva(vm, (uintptr_t)hv->partition_assist); - hv->partition_assist_gpa = addr_gva2gpa(vm, (uintptr_t)hv->partition_assist); - - /* Setup of a region of guest memory for the enlightened VMCS. */ - hv->enlightened_vmcs = (void *)vm_vaddr_alloc_page(vm); - hv->enlightened_vmcs_hva = addr_gva2hva(vm, (uintptr_t)hv->enlightened_vmcs); - hv->enlightened_vmcs_gpa = addr_gva2gpa(vm, (uintptr_t)hv->enlightened_vmcs); - - *p_hv_pages_gva = hv_pages_gva; - return hv; -} - -int enable_vp_assist(uint64_t vp_assist_pa, void *vp_assist) -{ - uint64_t val = (vp_assist_pa & HV_X64_MSR_VP_ASSIST_PAGE_ADDRESS_MASK) | - HV_X64_MSR_VP_ASSIST_PAGE_ENABLE; - - wrmsr(HV_X64_MSR_VP_ASSIST_PAGE, val); - - current_vp_assist = vp_assist; - - return 0; -} |