freebsd-dev/sys/amd64/vmm/amd/amdv.c
Neel Natu f352ff0ca8 Maintain state regarding NMI delivery to guest vcpu in VT-x independent manner.
Also add a stats counter to count the number of NMIs delivered per vcpu.

Obtained from:	NetApp
2012-10-24 02:54:21 +00:00

266 lines
5.2 KiB
C

/*-
* Copyright (c) 2011 NetApp, Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY NETAPP, INC ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL NETAPP, INC OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $FreeBSD$
*/
#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/errno.h>
#include <sys/smp.h>
#include <machine/vmm.h>
#include "io/iommu.h"
static int
amdv_init(void)
{
printf("amdv_init: not implemented\n");
return (ENXIO);
}
static int
amdv_cleanup(void)
{
printf("amdv_cleanup: not implemented\n");
return (ENXIO);
}
static void *
amdv_vminit(struct vm *vm)
{
printf("amdv_vminit: not implemented\n");
return (NULL);
}
static int
amdv_vmrun(void *arg, int vcpu, register_t rip)
{
printf("amdv_vmrun: not implemented\n");
return (ENXIO);
}
static void
amdv_vmcleanup(void *arg)
{
printf("amdv_vmcleanup: not implemented\n");
return;
}
static int
amdv_vmmmap_set(void *arg, vm_paddr_t gpa, vm_paddr_t hpa, size_t length,
vm_memattr_t attr, int prot, boolean_t spok)
{
printf("amdv_vmmmap_set: not implemented\n");
return (EINVAL);
}
static vm_paddr_t
amdv_vmmmap_get(void *arg, vm_paddr_t gpa)
{
printf("amdv_vmmmap_get: not implemented\n");
return (EINVAL);
}
static int
amdv_getreg(void *arg, int vcpu, int regnum, uint64_t *retval)
{
printf("amdv_getreg: not implemented\n");
return (EINVAL);
}
static int
amdv_setreg(void *arg, int vcpu, int regnum, uint64_t val)
{
printf("amdv_setreg: not implemented\n");
return (EINVAL);
}
static int
amdv_getdesc(void *vmi, int vcpu, int num, struct seg_desc *desc)
{
printf("amdv_get_desc: not implemented\n");
return (EINVAL);
}
static int
amdv_setdesc(void *vmi, int vcpu, int num, struct seg_desc *desc)
{
printf("amdv_get_desc: not implemented\n");
return (EINVAL);
}
static int
amdv_inject_event(void *vmi, int vcpu, int type, int vector,
uint32_t error_code, int error_code_valid)
{
printf("amdv_inject_event: not implemented\n");
return (EINVAL);
}
static int
amdv_getcap(void *arg, int vcpu, int type, int *retval)
{
printf("amdv_getcap: not implemented\n");
return (EINVAL);
}
static int
amdv_setcap(void *arg, int vcpu, int type, int val)
{
printf("amdv_setcap: not implemented\n");
return (EINVAL);
}
struct vmm_ops vmm_ops_amd = {
amdv_init,
amdv_cleanup,
amdv_vminit,
amdv_vmrun,
amdv_vmcleanup,
amdv_vmmmap_set,
amdv_vmmmap_get,
amdv_getreg,
amdv_setreg,
amdv_getdesc,
amdv_setdesc,
amdv_inject_event,
amdv_getcap,
amdv_setcap
};
static int
amd_iommu_init(void)
{
printf("amd_iommu_init: not implemented\n");
return (ENXIO);
}
static void
amd_iommu_cleanup(void)
{
printf("amd_iommu_cleanup: not implemented\n");
}
static void
amd_iommu_enable(void)
{
printf("amd_iommu_enable: not implemented\n");
}
static void
amd_iommu_disable(void)
{
printf("amd_iommu_disable: not implemented\n");
}
static void *
amd_iommu_create_domain(vm_paddr_t maxaddr)
{
printf("amd_iommu_create_domain: not implemented\n");
return (NULL);
}
static void
amd_iommu_destroy_domain(void *domain)
{
printf("amd_iommu_destroy_domain: not implemented\n");
}
static uint64_t
amd_iommu_create_mapping(void *domain, vm_paddr_t gpa, vm_paddr_t hpa,
uint64_t len)
{
printf("amd_iommu_create_mapping: not implemented\n");
return (0);
}
static uint64_t
amd_iommu_remove_mapping(void *domain, vm_paddr_t gpa, uint64_t len)
{
printf("amd_iommu_remove_mapping: not implemented\n");
return (0);
}
static void
amd_iommu_add_device(void *domain, int bus, int slot, int func)
{
printf("amd_iommu_add_device: not implemented\n");
}
static void
amd_iommu_remove_device(void *domain, int bus, int slot, int func)
{
printf("amd_iommu_remove_device: not implemented\n");
}
static void
amd_iommu_invalidate_tlb(void *domain)
{
printf("amd_iommu_invalidate_tlb: not implemented\n");
}
struct iommu_ops iommu_ops_amd = {
amd_iommu_init,
amd_iommu_cleanup,
amd_iommu_enable,
amd_iommu_disable,
amd_iommu_create_domain,
amd_iommu_destroy_domain,
amd_iommu_create_mapping,
amd_iommu_remove_mapping,
amd_iommu_add_device,
amd_iommu_remove_device,
amd_iommu_invalidate_tlb,
};