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
201
202
203
|
// Copyright 2018 yuzu emulator team
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include <cinttypes>
#include "common/logging/log.h"
#include "core/core.h"
#include "core/hle/ipc_helpers.h"
#include "core/hle/kernel/kernel.h"
#include "core/hle/kernel/readable_event.h"
#include "core/hle/kernel/thread.h"
#include "core/hle/kernel/writable_event.h"
#include "core/hle/service/nvdrv/interface.h"
#include "core/hle/service/nvdrv/nvdata.h"
#include "core/hle/service/nvdrv/nvdrv.h"
namespace Service::Nvidia {
void NVDRV::SignalGPUInterruptSyncpt(const u32 syncpoint_id, const u32 value) {
nvdrv->SignalSyncpt(syncpoint_id, value);
}
void NVDRV::Open(Kernel::HLERequestContext& ctx) {
LOG_DEBUG(Service_NVDRV, "called");
const auto& buffer = ctx.ReadBuffer();
std::string device_name(buffer.begin(), buffer.end());
u32 fd = nvdrv->Open(device_name);
IPC::ResponseBuilder rb{ctx, 4};
rb.Push(RESULT_SUCCESS);
rb.Push<u32>(fd);
rb.Push<u32>(0);
}
void NVDRV::IoctlBase(Kernel::HLERequestContext& ctx, IoctlVersion version) {
IPC::RequestParser rp{ctx};
u32 fd = rp.Pop<u32>();
u32 command = rp.Pop<u32>();
/// Ioctl 3 has 2 outputs, first in the input params, second is the result
std::vector<u8> output(ctx.GetWriteBufferSize(0));
std::vector<u8> output2;
if (version == IoctlVersion::Version3) {
output2.resize((ctx.GetWriteBufferSize(1)));
}
/// Ioctl2 has 2 inputs. It's used to pass data directly instead of providing a pointer.
/// KickOfPB uses this
auto input = ctx.ReadBuffer(0);
std::vector<u8> input2;
if (version == IoctlVersion::Version2) {
input2 = ctx.ReadBuffer(1);
}
IoctlCtrl ctrl{};
u32 result = nvdrv->Ioctl(fd, command, input, input2, output, output2, ctrl, version);
if (ctrl.must_delay) {
ctrl.fresh_call = false;
ctx.SleepClientThread("NVServices::DelayedResponse", ctrl.timeout,
[=](Kernel::SharedPtr<Kernel::Thread> thread,
Kernel::HLERequestContext& ctx,
Kernel::ThreadWakeupReason reason) {
IoctlCtrl ctrl2{ctrl};
std::vector<u8> tmp_output = output;
std::vector<u8> tmp_output2 = output2;
u32 result = nvdrv->Ioctl(fd, command, input, input2, tmp_output,
tmp_output2, ctrl2, version);
ctx.WriteBuffer(tmp_output, 0);
if (version == IoctlVersion::Version3) {
ctx.WriteBuffer(tmp_output2, 1);
}
IPC::ResponseBuilder rb{ctx, 3};
rb.Push(RESULT_SUCCESS);
rb.Push(result);
},
nvdrv->GetEventWriteable(ctrl.event_id));
} else {
ctx.WriteBuffer(output);
if (version == IoctlVersion::Version3) {
ctx.WriteBuffer(output2, 1);
}
}
IPC::ResponseBuilder rb{ctx, 3};
rb.Push(RESULT_SUCCESS);
rb.Push(result);
}
void NVDRV::Ioctl(Kernel::HLERequestContext& ctx) {
LOG_DEBUG(Service_NVDRV, "called");
IoctlBase(ctx, IoctlVersion::Version1);
}
void NVDRV::Ioctl2(Kernel::HLERequestContext& ctx) {
LOG_DEBUG(Service_NVDRV, "called");
IoctlBase(ctx, IoctlVersion::Version2);
}
void NVDRV::Ioctl3(Kernel::HLERequestContext& ctx) {
LOG_DEBUG(Service_NVDRV, "called");
IoctlBase(ctx, IoctlVersion::Version3);
}
void NVDRV::Close(Kernel::HLERequestContext& ctx) {
LOG_DEBUG(Service_NVDRV, "called");
IPC::RequestParser rp{ctx};
u32 fd = rp.Pop<u32>();
auto result = nvdrv->Close(fd);
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(result);
}
void NVDRV::Initialize(Kernel::HLERequestContext& ctx) {
LOG_WARNING(Service_NVDRV, "(STUBBED) called");
IPC::ResponseBuilder rb{ctx, 3};
rb.Push(RESULT_SUCCESS);
rb.Push<u32>(0);
}
void NVDRV::QueryEvent(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp{ctx};
u32 fd = rp.Pop<u32>();
// TODO(Blinkhawk): Figure the meaning of the flag at bit 16
u32 event_id = rp.Pop<u32>() & 0x000000FF;
LOG_WARNING(Service_NVDRV, "(STUBBED) called, fd={:X}, event_id={:X}", fd, event_id);
IPC::ResponseBuilder rb{ctx, 3, 1};
rb.Push(RESULT_SUCCESS);
if (event_id < MaxNvEvents) {
auto event = nvdrv->GetEvent(event_id);
event->Clear();
rb.PushCopyObjects(event);
rb.Push<u32>(NvResult::Success);
} else {
rb.Push<u32>(0);
rb.Push<u32>(NvResult::BadParameter);
}
}
void NVDRV::SetClientPID(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp{ctx};
pid = rp.Pop<u64>();
LOG_WARNING(Service_NVDRV, "(STUBBED) called, pid=0x{:X}", pid);
IPC::ResponseBuilder rb{ctx, 3};
rb.Push(RESULT_SUCCESS);
rb.Push<u32>(0);
}
void NVDRV::FinishInitialize(Kernel::HLERequestContext& ctx) {
LOG_WARNING(Service_NVDRV, "(STUBBED) called");
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(RESULT_SUCCESS);
}
void NVDRV::GetStatus(Kernel::HLERequestContext& ctx) {
LOG_WARNING(Service_NVDRV, "(STUBBED) called");
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(RESULT_SUCCESS);
}
void NVDRV::DumpGraphicsMemoryInfo(Kernel::HLERequestContext& ctx) {
// According to SwitchBrew, this has no inputs and no outputs, so effectively does nothing on
// retail hardware.
LOG_DEBUG(Service_NVDRV, "called");
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(RESULT_SUCCESS);
}
NVDRV::NVDRV(std::shared_ptr<Module> nvdrv, const char* name)
: ServiceFramework(name), nvdrv(std::move(nvdrv)) {
static const FunctionInfo functions[] = {
{0, &NVDRV::Open, "Open"},
{1, &NVDRV::Ioctl, "Ioctl"},
{2, &NVDRV::Close, "Close"},
{3, &NVDRV::Initialize, "Initialize"},
{4, &NVDRV::QueryEvent, "QueryEvent"},
{5, nullptr, "MapSharedMem"},
{6, &NVDRV::GetStatus, "GetStatus"},
{7, nullptr, "ForceSetClientPID"},
{8, &NVDRV::SetClientPID, "SetClientPID"},
{9, &NVDRV::DumpGraphicsMemoryInfo, "DumpGraphicsMemoryInfo"},
{10, nullptr, "InitializeDevtools"},
{11, &NVDRV::Ioctl2, "Ioctl2"},
{12, &NVDRV::Ioctl3, "Ioctl3"},
{13, &NVDRV::FinishInitialize, "FinishInitialize"},
};
RegisterHandlers(functions);
}
NVDRV::~NVDRV() = default;
} // namespace Service::Nvidia
|
