1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
|
/*
* libqos PCI bindings for PC
*
* Copyright IBM, Corp. 2012-2013
*
* Authors:
* Anthony Liguori <aliguori@us.ibm.com>
*
* This work is licensed under the terms of the GNU GPL, version 2 or later.
* See the COPYING file in the top-level directory.
*/
#include "qemu/osdep.h"
#include "../libqtest.h"
#include "pci-pc.h"
#include "qapi/qmp/qdict.h"
#include "hw/pci/pci_regs.h"
#include "qemu/module.h"
#define ACPI_PCIHP_ADDR 0xae00
#define PCI_EJ_BASE 0x0008
static uint8_t qpci_pc_pio_readb(QPCIBus *bus, uint32_t addr)
{
return qtest_inb(bus->qts, addr);
}
static void qpci_pc_pio_writeb(QPCIBus *bus, uint32_t addr, uint8_t val)
{
qtest_outb(bus->qts, addr, val);
}
static uint16_t qpci_pc_pio_readw(QPCIBus *bus, uint32_t addr)
{
return qtest_inw(bus->qts, addr);
}
static void qpci_pc_pio_writew(QPCIBus *bus, uint32_t addr, uint16_t val)
{
qtest_outw(bus->qts, addr, val);
}
static uint32_t qpci_pc_pio_readl(QPCIBus *bus, uint32_t addr)
{
return qtest_inl(bus->qts, addr);
}
static void qpci_pc_pio_writel(QPCIBus *bus, uint32_t addr, uint32_t val)
{
qtest_outl(bus->qts, addr, val);
}
static uint64_t qpci_pc_pio_readq(QPCIBus *bus, uint32_t addr)
{
return (uint64_t)qtest_inl(bus->qts, addr) +
((uint64_t)qtest_inl(bus->qts, addr + 4) << 32);
}
static void qpci_pc_pio_writeq(QPCIBus *bus, uint32_t addr, uint64_t val)
{
qtest_outl(bus->qts, addr, val & 0xffffffff);
qtest_outl(bus->qts, addr + 4, val >> 32);
}
static void qpci_pc_memread(QPCIBus *bus, uint32_t addr, void *buf, size_t len)
{
qtest_memread(bus->qts, addr, buf, len);
}
static void qpci_pc_memwrite(QPCIBus *bus, uint32_t addr,
const void *buf, size_t len)
{
qtest_memwrite(bus->qts, addr, buf, len);
}
static uint8_t qpci_pc_config_readb(QPCIBus *bus, int devfn, uint8_t offset)
{
qtest_outl(bus->qts, 0xcf8, (1U << 31) | (devfn << 8) | offset);
return qtest_inb(bus->qts, 0xcfc);
}
static uint16_t qpci_pc_config_readw(QPCIBus *bus, int devfn, uint8_t offset)
{
qtest_outl(bus->qts, 0xcf8, (1U << 31) | (devfn << 8) | offset);
return qtest_inw(bus->qts, 0xcfc);
}
static uint32_t qpci_pc_config_readl(QPCIBus *bus, int devfn, uint8_t offset)
{
qtest_outl(bus->qts, 0xcf8, (1U << 31) | (devfn << 8) | offset);
return qtest_inl(bus->qts, 0xcfc);
}
static void qpci_pc_config_writeb(QPCIBus *bus, int devfn, uint8_t offset, uint8_t value)
{
qtest_outl(bus->qts, 0xcf8, (1U << 31) | (devfn << 8) | offset);
qtest_outb(bus->qts, 0xcfc, value);
}
static void qpci_pc_config_writew(QPCIBus *bus, int devfn, uint8_t offset, uint16_t value)
{
qtest_outl(bus->qts, 0xcf8, (1U << 31) | (devfn << 8) | offset);
qtest_outw(bus->qts, 0xcfc, value);
}
static void qpci_pc_config_writel(QPCIBus *bus, int devfn, uint8_t offset, uint32_t value)
{
qtest_outl(bus->qts, 0xcf8, (1U << 31) | (devfn << 8) | offset);
qtest_outl(bus->qts, 0xcfc, value);
}
static void *qpci_pc_get_driver(void *obj, const char *interface)
{
QPCIBusPC *qpci = obj;
if (!g_strcmp0(interface, "pci-bus")) {
return &qpci->bus;
}
fprintf(stderr, "%s not present in pci-bus-pc\n", interface);
g_assert_not_reached();
}
void qpci_init_pc(QPCIBusPC *qpci, QTestState *qts, QGuestAllocator *alloc)
{
assert(qts);
/* tests can use pci-bus */
qpci->bus.has_buggy_msi = false;
qpci->bus.pio_readb = qpci_pc_pio_readb;
qpci->bus.pio_readw = qpci_pc_pio_readw;
qpci->bus.pio_readl = qpci_pc_pio_readl;
qpci->bus.pio_readq = qpci_pc_pio_readq;
qpci->bus.pio_writeb = qpci_pc_pio_writeb;
qpci->bus.pio_writew = qpci_pc_pio_writew;
qpci->bus.pio_writel = qpci_pc_pio_writel;
qpci->bus.pio_writeq = qpci_pc_pio_writeq;
qpci->bus.memread = qpci_pc_memread;
qpci->bus.memwrite = qpci_pc_memwrite;
qpci->bus.config_readb = qpci_pc_config_readb;
qpci->bus.config_readw = qpci_pc_config_readw;
qpci->bus.config_readl = qpci_pc_config_readl;
qpci->bus.config_writeb = qpci_pc_config_writeb;
qpci->bus.config_writew = qpci_pc_config_writew;
qpci->bus.config_writel = qpci_pc_config_writel;
qpci->bus.qts = qts;
qpci->bus.pio_alloc_ptr = 0xc000;
qpci->bus.mmio_alloc_ptr = 0xE0000000;
qpci->bus.mmio_limit = 0x100000000ULL;
qpci->obj.get_driver = qpci_pc_get_driver;
}
QPCIBus *qpci_new_pc(QTestState *qts, QGuestAllocator *alloc)
{
QPCIBusPC *qpci = g_new0(QPCIBusPC, 1);
qpci_init_pc(qpci, qts, alloc);
return &qpci->bus;
}
void qpci_free_pc(QPCIBus *bus)
{
QPCIBusPC *s;
if (!bus) {
return;
}
s = container_of(bus, QPCIBusPC, bus);
g_free(s);
}
void qpci_unplug_acpi_device_test(QTestState *qts, const char *id, uint8_t slot)
{
QDict *response;
response = qtest_qmp(qts, "{'execute': 'device_del',"
" 'arguments': {'id': %s}}", id);
g_assert(response);
g_assert(!qdict_haskey(response, "error"));
qobject_unref(response);
qtest_outl(qts, ACPI_PCIHP_ADDR + PCI_EJ_BASE, 1 << slot);
qtest_qmp_eventwait(qts, "DEVICE_DELETED");
}
static void qpci_pc_register_nodes(void)
{
qos_node_create_driver("pci-bus-pc", NULL);
qos_node_produces("pci-bus-pc", "pci-bus");
}
libqos_init(qpci_pc_register_nodes);
|
