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
|
// SPDX-FileCopyrightText: Copyright 2021 yuzu Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#include <catch2/catch.hpp>
#include "common/host_memory.h"
#include "common/literals.h"
using Common::HostMemory;
using namespace Common::Literals;
static constexpr size_t VIRTUAL_SIZE = 1ULL << 39;
static constexpr size_t BACKING_SIZE = 4_GiB;
TEST_CASE("HostMemory: Initialize and deinitialize", "[common]") {
{ HostMemory mem(BACKING_SIZE, VIRTUAL_SIZE); }
{ HostMemory mem(BACKING_SIZE, VIRTUAL_SIZE); }
}
TEST_CASE("HostMemory: Simple map", "[common]") {
HostMemory mem(BACKING_SIZE, VIRTUAL_SIZE);
mem.Map(0x5000, 0x8000, 0x1000);
volatile u8* const data = mem.VirtualBasePointer() + 0x5000;
data[0] = 50;
REQUIRE(data[0] == 50);
}
TEST_CASE("HostMemory: Simple mirror map", "[common]") {
HostMemory mem(BACKING_SIZE, VIRTUAL_SIZE);
mem.Map(0x5000, 0x3000, 0x2000);
mem.Map(0x8000, 0x4000, 0x1000);
volatile u8* const mirror_a = mem.VirtualBasePointer() + 0x5000;
volatile u8* const mirror_b = mem.VirtualBasePointer() + 0x8000;
mirror_b[0] = 76;
REQUIRE(mirror_a[0x1000] == 76);
}
TEST_CASE("HostMemory: Simple unmap", "[common]") {
HostMemory mem(BACKING_SIZE, VIRTUAL_SIZE);
mem.Map(0x5000, 0x3000, 0x2000);
volatile u8* const data = mem.VirtualBasePointer() + 0x5000;
data[75] = 50;
REQUIRE(data[75] == 50);
mem.Unmap(0x5000, 0x2000);
}
TEST_CASE("HostMemory: Simple unmap and remap", "[common]") {
HostMemory mem(BACKING_SIZE, VIRTUAL_SIZE);
mem.Map(0x5000, 0x3000, 0x2000);
volatile u8* const data = mem.VirtualBasePointer() + 0x5000;
data[0] = 50;
REQUIRE(data[0] == 50);
mem.Unmap(0x5000, 0x2000);
mem.Map(0x5000, 0x3000, 0x2000);
REQUIRE(data[0] == 50);
mem.Map(0x7000, 0x2000, 0x5000);
REQUIRE(data[0x3000] == 50);
}
TEST_CASE("HostMemory: Nieche allocation", "[common]") {
HostMemory mem(BACKING_SIZE, VIRTUAL_SIZE);
mem.Map(0x0000, 0, 0x20000);
mem.Unmap(0x0000, 0x4000);
mem.Map(0x1000, 0, 0x2000);
mem.Map(0x3000, 0, 0x1000);
mem.Map(0, 0, 0x1000);
}
TEST_CASE("HostMemory: Full unmap", "[common]") {
HostMemory mem(BACKING_SIZE, VIRTUAL_SIZE);
mem.Map(0x8000, 0, 0x4000);
mem.Unmap(0x8000, 0x4000);
mem.Map(0x6000, 0, 0x16000);
}
TEST_CASE("HostMemory: Right out of bounds unmap", "[common]") {
HostMemory mem(BACKING_SIZE, VIRTUAL_SIZE);
mem.Map(0x0000, 0, 0x4000);
mem.Unmap(0x2000, 0x4000);
mem.Map(0x2000, 0x80000, 0x4000);
}
TEST_CASE("HostMemory: Left out of bounds unmap", "[common]") {
HostMemory mem(BACKING_SIZE, VIRTUAL_SIZE);
mem.Map(0x8000, 0, 0x4000);
mem.Unmap(0x6000, 0x4000);
mem.Map(0x8000, 0, 0x2000);
}
TEST_CASE("HostMemory: Multiple placeholder unmap", "[common]") {
HostMemory mem(BACKING_SIZE, VIRTUAL_SIZE);
mem.Map(0x0000, 0, 0x4000);
mem.Map(0x4000, 0, 0x1b000);
mem.Unmap(0x3000, 0x1c000);
mem.Map(0x3000, 0, 0x20000);
}
TEST_CASE("HostMemory: Unmap between placeholders", "[common]") {
HostMemory mem(BACKING_SIZE, VIRTUAL_SIZE);
mem.Map(0x0000, 0, 0x4000);
mem.Map(0x4000, 0, 0x4000);
mem.Unmap(0x2000, 0x4000);
mem.Map(0x2000, 0, 0x4000);
}
TEST_CASE("HostMemory: Unmap to origin", "[common]") {
HostMemory mem(BACKING_SIZE, VIRTUAL_SIZE);
mem.Map(0x4000, 0, 0x4000);
mem.Map(0x8000, 0, 0x4000);
mem.Unmap(0x4000, 0x4000);
mem.Map(0, 0, 0x4000);
mem.Map(0x4000, 0, 0x4000);
}
TEST_CASE("HostMemory: Unmap to right", "[common]") {
HostMemory mem(BACKING_SIZE, VIRTUAL_SIZE);
mem.Map(0x4000, 0, 0x4000);
mem.Map(0x8000, 0, 0x4000);
mem.Unmap(0x8000, 0x4000);
mem.Map(0x8000, 0, 0x4000);
}
TEST_CASE("HostMemory: Partial right unmap check bindings", "[common]") {
HostMemory mem(BACKING_SIZE, VIRTUAL_SIZE);
mem.Map(0x4000, 0x10000, 0x4000);
volatile u8* const ptr = mem.VirtualBasePointer() + 0x4000;
ptr[0x1000] = 17;
mem.Unmap(0x6000, 0x2000);
REQUIRE(ptr[0x1000] == 17);
}
TEST_CASE("HostMemory: Partial left unmap check bindings", "[common]") {
HostMemory mem(BACKING_SIZE, VIRTUAL_SIZE);
mem.Map(0x4000, 0x10000, 0x4000);
volatile u8* const ptr = mem.VirtualBasePointer() + 0x4000;
ptr[0x3000] = 19;
ptr[0x3fff] = 12;
mem.Unmap(0x4000, 0x2000);
REQUIRE(ptr[0x3000] == 19);
REQUIRE(ptr[0x3fff] == 12);
}
TEST_CASE("HostMemory: Partial middle unmap check bindings", "[common]") {
HostMemory mem(BACKING_SIZE, VIRTUAL_SIZE);
mem.Map(0x4000, 0x10000, 0x4000);
volatile u8* const ptr = mem.VirtualBasePointer() + 0x4000;
ptr[0x0000] = 19;
ptr[0x3fff] = 12;
mem.Unmap(0x1000, 0x2000);
REQUIRE(ptr[0x0000] == 19);
REQUIRE(ptr[0x3fff] == 12);
}
TEST_CASE("HostMemory: Partial sparse middle unmap and check bindings", "[common]") {
HostMemory mem(BACKING_SIZE, VIRTUAL_SIZE);
mem.Map(0x4000, 0x10000, 0x2000);
mem.Map(0x6000, 0x20000, 0x2000);
volatile u8* const ptr = mem.VirtualBasePointer() + 0x4000;
ptr[0x0000] = 19;
ptr[0x3fff] = 12;
mem.Unmap(0x5000, 0x2000);
REQUIRE(ptr[0x0000] == 19);
REQUIRE(ptr[0x3fff] == 12);
}
|
