| vmbus.c (307452) | vmbus.c (307454) |
|---|---|
| 1/*- 2 * Copyright (c) 2009-2012,2016 Microsoft Corp. 3 * Copyright (c) 2012 NetApp Inc. 4 * Copyright (c) 2012 Citrix Inc. 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions --- 16 unchanged lines hidden (view full) --- 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29/* 30 * VM Bus Driver Implementation 31 */ 32#include <sys/cdefs.h> | 1/*- 2 * Copyright (c) 2009-2012,2016 Microsoft Corp. 3 * Copyright (c) 2012 NetApp Inc. 4 * Copyright (c) 2012 Citrix Inc. 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions --- 16 unchanged lines hidden (view full) --- 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29/* 30 * VM Bus Driver Implementation 31 */ 32#include <sys/cdefs.h> |
| 33__FBSDID("$FreeBSD: stable/11/sys/dev/hyperv/vmbus/vmbus.c 307452 2016-10-17 02:19:55Z sephe $"); | 33__FBSDID("$FreeBSD: stable/11/sys/dev/hyperv/vmbus/vmbus.c 307454 2016-10-17 02:25:43Z sephe $"); |
| 34 35#include <sys/param.h> 36#include <sys/bus.h> 37#include <sys/kernel.h> 38#include <sys/lock.h> 39#include <sys/malloc.h> 40#include <sys/module.h> 41#include <sys/proc.h> --- 679 unchanged lines hidden (view full) --- 721vmbus_synic_setup(void *xsc) 722{ 723 struct vmbus_softc *sc = xsc; 724 int cpu = curcpu; 725 uint64_t val, orig; 726 uint32_t sint; 727 728 if (hyperv_features & CPUID_HV_MSR_VP_INDEX) { | 34 35#include <sys/param.h> 36#include <sys/bus.h> 37#include <sys/kernel.h> 38#include <sys/lock.h> 39#include <sys/malloc.h> 40#include <sys/module.h> 41#include <sys/proc.h> --- 679 unchanged lines hidden (view full) --- 721vmbus_synic_setup(void *xsc) 722{ 723 struct vmbus_softc *sc = xsc; 724 int cpu = curcpu; 725 uint64_t val, orig; 726 uint32_t sint; 727 728 if (hyperv_features & CPUID_HV_MSR_VP_INDEX) { |
| 729 /* 730 * Save virtual processor id. 731 */ | 729 /* Save virtual processor id. */ |
| 732 VMBUS_PCPU_GET(sc, vcpuid, cpu) = rdmsr(MSR_HV_VP_INDEX); 733 } else { | 730 VMBUS_PCPU_GET(sc, vcpuid, cpu) = rdmsr(MSR_HV_VP_INDEX); 731 } else { |
| 734 /* 735 * XXX 736 * Virtual processoor id is only used by a pretty broken 737 * channel selection code from storvsc. It's nothing 738 * critical even if CPUID_HV_MSR_VP_INDEX is not set; keep 739 * moving on. 740 */ 741 VMBUS_PCPU_GET(sc, vcpuid, cpu) = cpu; | 732 /* Set virtual processor id to 0 for compatibility. */ 733 VMBUS_PCPU_GET(sc, vcpuid, cpu) = 0; |
| 742 } 743 744 /* 745 * Setup the SynIC message. 746 */ 747 orig = rdmsr(MSR_HV_SIMP); 748 val = MSR_HV_SIMP_ENABLE | (orig & MSR_HV_SIMP_RSVD_MASK) | 749 ((VMBUS_PCPU_GET(sc, message_dma.hv_paddr, cpu) >> PAGE_SHIFT) << --- 591 unchanged lines hidden --- | 734 } 735 736 /* 737 * Setup the SynIC message. 738 */ 739 orig = rdmsr(MSR_HV_SIMP); 740 val = MSR_HV_SIMP_ENABLE | (orig & MSR_HV_SIMP_RSVD_MASK) | 741 ((VMBUS_PCPU_GET(sc, message_dma.hv_paddr, cpu) >> PAGE_SHIFT) << --- 591 unchanged lines hidden --- |