| vlapic.c (268891) | vlapic.c (268953) |
|---|---|
| 1/*- 2 * Copyright (c) 2011 NetApp, Inc. 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright --- 9 unchanged lines hidden (view full) --- 18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 * | 1/*- 2 * Copyright (c) 2011 NetApp, Inc. 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright --- 9 unchanged lines hidden (view full) --- 18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 * |
| 26 * $FreeBSD: stable/10/sys/amd64/vmm/io/vlapic.c 268891 2014-07-19 22:06:46Z jhb $ | 26 * $FreeBSD: stable/10/sys/amd64/vmm/io/vlapic.c 268953 2014-07-21 19:08:02Z jhb $ |
| 27 */ 28 29#include <sys/cdefs.h> | 27 */ 28 29#include <sys/cdefs.h> |
| 30__FBSDID("$FreeBSD: stable/10/sys/amd64/vmm/io/vlapic.c 268891 2014-07-19 22:06:46Z jhb $"); | 30__FBSDID("$FreeBSD: stable/10/sys/amd64/vmm/io/vlapic.c 268953 2014-07-21 19:08:02Z jhb $"); |
| 31 32#include <sys/param.h> 33#include <sys/lock.h> 34#include <sys/kernel.h> 35#include <sys/malloc.h> 36#include <sys/mutex.h> 37#include <sys/systm.h> 38#include <sys/smp.h> --- 26 unchanged lines hidden (view full) --- 65 * vlapic_callout_handler() and vcpu accesses to: 66 * - timer_freq_bt, timer_period_bt, timer_fire_bt 67 * - timer LVT register 68 */ 69#define VLAPIC_TIMER_LOCK(vlapic) mtx_lock_spin(&((vlapic)->timer_mtx)) 70#define VLAPIC_TIMER_UNLOCK(vlapic) mtx_unlock_spin(&((vlapic)->timer_mtx)) 71#define VLAPIC_TIMER_LOCKED(vlapic) mtx_owned(&((vlapic)->timer_mtx)) 72 | 31 32#include <sys/param.h> 33#include <sys/lock.h> 34#include <sys/kernel.h> 35#include <sys/malloc.h> 36#include <sys/mutex.h> 37#include <sys/systm.h> 38#include <sys/smp.h> --- 26 unchanged lines hidden (view full) --- 65 * vlapic_callout_handler() and vcpu accesses to: 66 * - timer_freq_bt, timer_period_bt, timer_fire_bt 67 * - timer LVT register 68 */ 69#define VLAPIC_TIMER_LOCK(vlapic) mtx_lock_spin(&((vlapic)->timer_mtx)) 70#define VLAPIC_TIMER_UNLOCK(vlapic) mtx_unlock_spin(&((vlapic)->timer_mtx)) 71#define VLAPIC_TIMER_LOCKED(vlapic) mtx_owned(&((vlapic)->timer_mtx)) 72 |
| 73#define VLAPIC_BUS_FREQ tsc_freq | 73/* 74 * APIC timer frequency: 75 * - arbitrary but chosen to be in the ballpark of contemporary hardware. 76 * - power-of-two to avoid loss of precision when converted to a bintime. 77 */ 78#define VLAPIC_BUS_FREQ (128 * 1024 * 1024) |
| 74 75static __inline uint32_t 76vlapic_get_id(struct vlapic *vlapic) 77{ 78 79 if (x2apic(vlapic)) 80 return (vlapic->vcpuid); 81 else --- 1531 unchanged lines hidden --- | 79 80static __inline uint32_t 81vlapic_get_id(struct vlapic *vlapic) 82{ 83 84 if (x2apic(vlapic)) 85 return (vlapic->vcpuid); 86 else --- 1531 unchanged lines hidden --- |