1/*-
2 * SPDX-License-Identifier: BSD-2-Clause
3 *
4 * Copyright (c) 2011 NetApp, 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
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 *    notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 *    notice, this list of conditions and the following disclaimer in the
14 *    documentation and/or other materials provided with the distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY NETAPP, INC ``AS IS'' AND
17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED.  IN NO EVENT SHALL NETAPP, INC OR CONTRIBUTORS BE LIABLE
20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 * SUCH DAMAGE.
27 */
28
29#include <sys/types.h>
30#include <sys/ioctl.h>
31
32#include <machine/vmm.h>
33
34#include <string.h>
35
36#include "vmmapi.h"
37#include "internal.h"
38
39int
40vm_assign_pptdev(struct vmctx *ctx, int bus, int slot, int func)
41{
42	struct vm_pptdev pptdev;
43
44	bzero(&pptdev, sizeof(pptdev));
45	pptdev.bus = bus;
46	pptdev.slot = slot;
47	pptdev.func = func;
48
49	return (ioctl(ctx->fd, VM_BIND_PPTDEV, &pptdev));
50}
51
52int
53vm_unassign_pptdev(struct vmctx *ctx, int bus, int slot, int func)
54{
55	struct vm_pptdev pptdev;
56
57	bzero(&pptdev, sizeof(pptdev));
58	pptdev.bus = bus;
59	pptdev.slot = slot;
60	pptdev.func = func;
61
62	return (ioctl(ctx->fd, VM_UNBIND_PPTDEV, &pptdev));
63}
64
65int
66vm_map_pptdev_mmio(struct vmctx *ctx, int bus, int slot, int func,
67    vm_paddr_t gpa, size_t len, vm_paddr_t hpa)
68{
69	struct vm_pptdev_mmio pptmmio;
70
71	bzero(&pptmmio, sizeof(pptmmio));
72	pptmmio.bus = bus;
73	pptmmio.slot = slot;
74	pptmmio.func = func;
75	pptmmio.gpa = gpa;
76	pptmmio.len = len;
77	pptmmio.hpa = hpa;
78
79	return (ioctl(ctx->fd, VM_MAP_PPTDEV_MMIO, &pptmmio));
80}
81
82int
83vm_unmap_pptdev_mmio(struct vmctx *ctx, int bus, int slot, int func,
84    vm_paddr_t gpa, size_t len)
85{
86	struct vm_pptdev_mmio pptmmio;
87
88	bzero(&pptmmio, sizeof(pptmmio));
89	pptmmio.bus = bus;
90	pptmmio.slot = slot;
91	pptmmio.func = func;
92	pptmmio.gpa = gpa;
93	pptmmio.len = len;
94
95	return (ioctl(ctx->fd, VM_UNMAP_PPTDEV_MMIO, &pptmmio));
96}
97
98int
99vm_setup_pptdev_msi(struct vmctx *ctx, int bus, int slot, int func,
100    uint64_t addr, uint64_t msg, int numvec)
101{
102	struct vm_pptdev_msi pptmsi;
103
104	bzero(&pptmsi, sizeof(pptmsi));
105	pptmsi.bus = bus;
106	pptmsi.slot = slot;
107	pptmsi.func = func;
108	pptmsi.msg = msg;
109	pptmsi.addr = addr;
110	pptmsi.numvec = numvec;
111
112	return (ioctl(ctx->fd, VM_PPTDEV_MSI, &pptmsi));
113}
114
115int
116vm_setup_pptdev_msix(struct vmctx *ctx, int bus, int slot, int func,
117    int idx, uint64_t addr, uint64_t msg, uint32_t vector_control)
118{
119	struct vm_pptdev_msix pptmsix;
120
121	bzero(&pptmsix, sizeof(pptmsix));
122	pptmsix.bus = bus;
123	pptmsix.slot = slot;
124	pptmsix.func = func;
125	pptmsix.idx = idx;
126	pptmsix.msg = msg;
127	pptmsix.addr = addr;
128	pptmsix.vector_control = vector_control;
129
130	return (ioctl(ctx->fd, VM_PPTDEV_MSIX, &pptmsix));
131}
132
133int
134vm_disable_pptdev_msix(struct vmctx *ctx, int bus, int slot, int func)
135{
136	struct vm_pptdev ppt;
137
138	bzero(&ppt, sizeof(ppt));
139	ppt.bus = bus;
140	ppt.slot = slot;
141	ppt.func = func;
142
143	return (ioctl(ctx->fd, VM_PPTDEV_DISABLE_MSIX, &ppt));
144}
145