freebsd-dev/sys/amd64/vmm/io/ppt.h
Peter Grehan cd942e0f25 MSI-x interrupt support for PCI pass-thru devices.
Includes instruction emulation for memory r/w access. This
opens the door for io-apic, local apic, hpet timer, and
legacy device emulation.

Submitted by:	ryan dot berryhill at sandvine dot com
Reviewed by:	grehan
Obtained from:	Sandvine
2012-04-28 16:28:00 +00:00

42 lines
1.9 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.
*
* $FreeBSD$
*/
#ifndef _IO_PPT_H_
#define _IO_PPT_H_
int ppt_assign_device(struct vm *vm, int bus, int slot, int func);
int ppt_unassign_device(struct vm *vm, int bus, int slot, int func);
int ppt_unassign_all(struct vm *vm);
int ppt_map_mmio(struct vm *vm, int bus, int slot, int func,
vm_paddr_t gpa, size_t len, vm_paddr_t hpa);
int ppt_setup_msi(struct vm *vm, int vcpu, int bus, int slot, int func,
int destcpu, int vector, int numvec);
int ppt_setup_msix(struct vm *vm, int vcpu, int bus, int slot, int func,
int idx, uint32_t msg, uint32_t vector_control, uint64_t addr);
#endif