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
|
// Copyright 2014 Dolphin Emulator Project
// Licensed under GPLv2+
// Refer to the license.txt file included.
#include <unordered_set>
#include <gtest/gtest.h>
#include "Common/CommonTypes.h"
#include "Core/HW/MMIO.h"
// Tests that the UniqueID function returns a "unique enough" identifier
// number: that is, it is unique in the address ranges we care about.
TEST(UniqueID, UniqueEnough)
{
std::unordered_set<u32> ids;
for (u32 i = 0x0C000000; i < 0x0C010000; ++i)
{
u32 unique_id = MMIO::UniqueID(i);
EXPECT_EQ(ids.end(), ids.find(unique_id));
ids.insert(unique_id);
}
for (u32 i = 0x0D000000; i < 0x0D010000; ++i)
{
u32 unique_id = MMIO::UniqueID(i);
EXPECT_EQ(ids.end(), ids.find(unique_id));
ids.insert(unique_id);
}
}
TEST(IsMMIOAddress, SpecialAddresses)
{
SConfig::Init();
SConfig::GetInstance().m_LocalCoreStartupParameter.bWii = true;
// WG Pipe address, should not be handled by MMIO.
EXPECT_FALSE(MMIO::IsMMIOAddress(0x0C008000));
// Locked L1 cache allocation.
EXPECT_FALSE(MMIO::IsMMIOAddress(0xE0000000));
// Uncached mirror of MEM1, shouldn't be handled by MMIO
EXPECT_FALSE(MMIO::IsMMIOAddress(0xC0000000));
// Effective address of an MMIO register; MMIO only deals with physical
// addresses.
EXPECT_FALSE(MMIO::IsMMIOAddress(0xCC0000E0));
// And lets check some valid addresses too
EXPECT_TRUE(MMIO::IsMMIOAddress(0x0C0000E0)); // Gamecube MMIOs
EXPECT_TRUE(MMIO::IsMMIOAddress(0x0D00008C)); // Wii MMIOs
EXPECT_TRUE(MMIO::IsMMIOAddress(0x0D800F10)); // Mirror of Wii MMIOs
SConfig::Shutdown();
}
class MappingTest : public testing::Test
{
protected:
virtual void SetUp() override
{
m_mapping = new MMIO::Mapping();
}
virtual void TearDown() override
{
delete m_mapping;
}
MMIO::Mapping* m_mapping;
};
TEST_F(MappingTest, ReadConstant)
{
m_mapping->Register(0x0C001234, MMIO::Constant<u8>(0x42), MMIO::Nop<u8>());
m_mapping->Register(0x0C001234, MMIO::Constant<u16>(0x1234), MMIO::Nop<u16>());
m_mapping->Register(0x0C001234, MMIO::Constant<u32>(0xdeadbeef), MMIO::Nop<u32>());
u8 val8 = m_mapping->Read<u8>(0x0C001234);
u16 val16 = m_mapping->Read<u16>(0x0C001234);
u32 val32 = m_mapping->Read<u32>(0x0C001234);
EXPECT_EQ(0x42, val8);
EXPECT_EQ(0x1234, val16);
EXPECT_EQ(0xdeadbeef, val32);
}
TEST_F(MappingTest, ReadWriteDirect)
{
u8 target_8 = 0;
u16 target_16 = 0;
u32 target_32 = 0;
m_mapping->Register(0x0C001234, MMIO::DirectRead<u8>(&target_8), MMIO::DirectWrite<u8>(&target_8));
m_mapping->Register(0x0C001234, MMIO::DirectRead<u16>(&target_16), MMIO::DirectWrite<u16>(&target_16));
m_mapping->Register(0x0C001234, MMIO::DirectRead<u32>(&target_32), MMIO::DirectWrite<u32>(&target_32));
for (u32 i = 0; i < 100; ++i)
{
u8 val8 = m_mapping->Read<u8>(0x0C001234); EXPECT_EQ(i, val8);
u16 val16 = m_mapping->Read<u16>(0x0C001234); EXPECT_EQ(i, val16);
u32 val32 = m_mapping->Read<u32>(0x0C001234); EXPECT_EQ(i, val32);
val8 += 1; m_mapping->Write(0x0C001234, val8);
val16 += 1; m_mapping->Write(0x0C001234, val16);
val32 += 1; m_mapping->Write(0x0C001234, val32);
}
}
TEST_F(MappingTest, ReadWriteComplex)
{
bool read_called = false, write_called = false;
m_mapping->Register(0x0C001234,
MMIO::ComplexRead<u8>([&read_called](u32 addr) {
EXPECT_EQ(0x0C001234u, addr);
read_called = true;
return 0x12;
}),
MMIO::ComplexWrite<u8>([&write_called](u32 addr, u8 val) {
EXPECT_EQ(0x0C001234u, addr);
EXPECT_EQ(0x34, val);
write_called = true;
})
);
u8 val = m_mapping->Read<u8>(0x0C001234); EXPECT_EQ(0x12, val);
m_mapping->Write(0x0C001234, (u8)0x34);
EXPECT_TRUE(read_called);
EXPECT_TRUE(write_called);
}
|
