diff --git a/Source/Core/Core/CMakeLists.txt b/Source/Core/Core/CMakeLists.txt index 4704b340b2..aa21804793 100644 --- a/Source/Core/Core/CMakeLists.txt +++ b/Source/Core/Core/CMakeLists.txt @@ -429,6 +429,8 @@ add_library(core IOS/USB/Common.h IOS/USB/Emulated/Infinity.cpp IOS/USB/Emulated/Infinity.h + IOS/USB/Emulated/Skateboard.cpp + IOS/USB/Emulated/Skateboard.h IOS/USB/Emulated/Skylanders/Skylander.cpp IOS/USB/Emulated/Skylanders/Skylander.h IOS/USB/Emulated/Skylanders/SkylanderCrypto.cpp diff --git a/Source/Core/Core/IOS/USB/Emulated/Skateboard.cpp b/Source/Core/Core/IOS/USB/Emulated/Skateboard.cpp new file mode 100644 index 0000000000..25f2242590 --- /dev/null +++ b/Source/Core/Core/IOS/USB/Emulated/Skateboard.cpp @@ -0,0 +1,352 @@ +// Copyright 2023 Dolphin Emulator Project +// SPDX-License-Identifier: GPL-2.0-or-later + +#include "Core/IOS/USB/Emulated/Skateboard.h" +#include "Common/StringUtil.h" +#include "InputCommon/ControllerEmu/Control/Input.h" +#include "InputCommon/InputConfig.h" + +namespace IOS::HLE::USB +{ + +static InputConfig s_config{"Skateboard", _trans("Skateboard"), "Skateboard", "Skateboard"}; + +SkateboardController::SkateboardController() +{ + // Button layout on the skateboard: + // + // LEDs: (Up) + // 1 2 3 4 (-) (Power) (Left) (Right) (A) (B) (1) (2) [distance sensor] (big '+' button) + // (Down) + // + groups.emplace_back(m_buttons[1] = new ControllerEmu::Buttons(_trans("A, B, 1, 2"))); + groups.emplace_back(m_buttons[0] = new ControllerEmu::Buttons(_trans("+/-, Power"))); + groups.emplace_back(m_buttons[2] = new ControllerEmu::Buttons(_trans("D-Pad"))); + + m_buttons[0]->AddInput(ControllerEmu::Translatability::DoNotTranslate, "A"); + m_buttons[0]->AddInput(ControllerEmu::Translatability::DoNotTranslate, "B"); + m_buttons[0]->AddInput(ControllerEmu::Translatability::DoNotTranslate, "1"); + m_buttons[0]->AddInput(ControllerEmu::Translatability::DoNotTranslate, "2"); + + m_buttons[1]->AddInput(ControllerEmu::Translatability::Translate, _trans("+ (big button)")); + m_buttons[1]->AddInput(ControllerEmu::Translatability::DoNotTranslate, "-"); + m_buttons[1]->AddInput(ControllerEmu::Translatability::Translate, _trans("Power")); + + m_buttons[2]->AddInput(ControllerEmu::Translatability::Translate, _trans("Up")); + m_buttons[2]->AddInput(ControllerEmu::Translatability::Translate, _trans("Down")); + m_buttons[2]->AddInput(ControllerEmu::Translatability::Translate, _trans("Left")); + m_buttons[2]->AddInput(ControllerEmu::Translatability::Translate, _trans("Right")); + + const auto nose = _trans("Nose Accelerometer"); + const auto tail = _trans("Tail Accelerometer"); + groups.emplace_back(m_accel[0] = new ControllerEmu::IMUAccelerometer(nose, nose)); + groups.emplace_back(m_accel[1] = new ControllerEmu::IMUAccelerometer(tail, tail)); + + groups.emplace_back(m_slider[0] = new ControllerEmu::Slider(_trans("Nose IR sensor"))); + groups.emplace_back(m_slider[1] = new ControllerEmu::Slider(_trans("Tail IR sensor"))); + groups.emplace_back(m_slider[2] = new ControllerEmu::Slider(_trans("Left IR sensor"))); + groups.emplace_back(m_slider[3] = new ControllerEmu::Slider(_trans("Right IR sensor"))); +} + +std::string SkateboardController::GetName() const +{ + return _trans("Skateboard"); +} + +InputConfig* SkateboardController::GetConfig() const +{ + return &s_config; +} + +SkateboardHidReport SkateboardController::GetState() const +{ + SkateboardHidReport report; + const u8 byte0[] = { + 0x02, // A + 0x04, // B + 0x01, // 1 + 0x08, // 2 + }; + const u8 byte1[] = { + 0x02, // + + 0x01, // - + 0x10, // Power + }; + const u8 byte2[] = { + 0x0F, // Up + 0x0B, // Down + 0x09, // Left + 0x0D, // Right + }; + m_buttons[0]->GetState(&report.m_buttons[0], byte0); + m_buttons[1]->GetState(&report.m_buttons[1], byte1); + m_buttons[2]->GetState(&report.m_buttons[2], byte2); + // TODO: D-pad buttons don't map 1:1 to inverted bits + report.m_buttons[2] ^= 0b1111; + constexpr u8 MAX_IR_VALUE = 0x38; + for (int i = 0; i < 4; ++i) + report.m_lidar[i] = static_cast(MAX_IR_VALUE * m_slider[i]->GetState().value); + // With the buttons on the left of the board: + // accelerometer 0 is in the nose + // accelerometer 1 is in the tail + // x = forward/backward + // y = left/right + // z = up/down + if (auto state0 = m_accel[0]->GetState()) + { + report.m_accel0_x = 1023 * state0->z; + report.m_accel0_y = 1023 * state0->y; + report.m_accel0_z = 255 * state0->x; + } + if (auto state1 = m_accel[1]->GetState()) + { + report.m_accel1_x = 1023 * state1->z; + report.m_accel1_y = 1023 * state1->y; + report.m_accel1_z = 256 * state1->x; + } + report.Encrypt(); + return report; +} + +DeviceDescriptor SkateboardUSB::s_device_descriptor{ + .bLength = 18, + .bDescriptorType = 1, + .bcdUSB = 0x0100, + .bDeviceClass = 0x00, + .bDeviceSubClass = 0, + .bDeviceProtocol = 0, + .bMaxPacketSize0 = 64, + .idVendor = 0x1430, + .idProduct = 0x0100, + .bcdDevice = 0x0100, + .iManufacturer = 1, + .iProduct = 2, + .iSerialNumber = 0, + .bNumConfigurations = 1, +}; + +ConfigDescriptor SkateboardUSB::s_config_descriptor{ + .bLength = 9, + .bDescriptorType = 2, + .wTotalLength = 41, + .bNumInterfaces = 1, + .bConfigurationValue = 1, + .iConfiguration = 0, + .bmAttributes = 0x80, + .MaxPower = 250, +}; + +InterfaceDescriptor SkateboardUSB::s_interface_descriptor{ + .bLength = 9, + .bDescriptorType = 4, + .bInterfaceNumber = 0, + .bAlternateSetting = 0, + .bNumEndpoints = 2, + .bInterfaceClass = 3, + .bInterfaceSubClass = 0, + .bInterfaceProtocol = 0, + .iInterface = 0, +}; + +std::vector SkateboardUSB::s_endpoint_descriptors{ + { + .bLength = 7, + .bDescriptorType = 5, + .bEndpointAddress = 0x81, + .bmAttributes = 3, + .wMaxPacketSize = 64, + .bInterval = 10, + }, + { + .bLength = 7, + .bDescriptorType = 5, + .bEndpointAddress = 0x02, + .bmAttributes = 3, + .wMaxPacketSize = 64, + .bInterval = 10, + }, +}; + +// clang-format off +const u32 SkateboardHidReport::sbox[2][16] = { + { + 0xB9A36, 0x3AB63, 0x59503, 0xE45DD, 0xDAAC5, 0x845AC, 0x24EA2, 0x3EED2, + 0xAF432, 0x7EAB3, 0x423CC, 0x2457D, 0x6BEEF, 0xD789E, 0xE8932, 0x1A8EF, + }, + { + 0x3E532, 0xA445E, 0x145AA, 0xC729B, 0x4B67C, 0x892AE, 0x7AEEB, 0x5ACB8, + 0xA42EB, 0x9AA34, 0xB781A, 0x2EC87, 0xE425C, 0xD8A11, 0x4AED7, 0x9F49A, + }, +}; + +std::pair SkateboardHidReport::ReorderNibbles(u32 a, u32 b) +{ + u32 c4 = (a << 0) & 0xF0000; + u32 c3 = (b << 12) & 0x0F000; + u32 c2 = (b << 4) & 0x00F00; + u32 c1 = (a << 4) & 0x000F0; + u32 c0 = (a >> 4) & 0x0000F; + u32 d4 = (b << 8) & 0xF0000; + u32 d3 = (b << 0) & 0x0F000; + u32 d2 = (b >> 8) & 0x00F00; + u32 d1 = (a >> 4) & 0x000F0; + u32 d0 = (a >> 12) & 0x0000F; + return {c4 | c3 | c2 | c1 | c0, d4 | d3 | d2 | d1 | d0}; +} +// clang-format on + +void SkateboardHidReport::Encrypt() +{ + u32 c = ((m_accel0_x & 0x1F) << 15) | ((m_accel0_y & 0x3FF) << 5) | ((m_accel0_x & 0x3E0) >> 5); + u32 d = ((m_accel1_y & 0x7F) << 13) | ((m_accel1_x & 0x3FF) << 3) | ((m_accel1_y & 0x380) >> 7); + auto [a, b] = ReorderNibbles(c, d); + a ^= sbox[0][m_lidar[2] & 15]; + b ^= sbox[1][m_lidar[3] & 15]; + m_accel0_x = a & 0x3FF; + m_accel0_y = (a >> 10) & 0x3FF; + m_accel1_x = (b >> 10) & 0x3FF; + m_accel1_y = b & 0x3FF; +} + +void SkateboardHidReport::Decrypt() +{ + // See 0x801E6770 (Ride) or 0x801C1FA0 (Shred). + u32 a = u32(m_accel0_y & 0x3FF) << 10 | (m_accel0_x & 0x3FF); + u32 b = u32(m_accel1_x & 0x3FF) << 10 | (m_accel1_y & 0x3FF); + a ^= sbox[0][m_lidar[2] & 15]; + b ^= sbox[1][m_lidar[3] & 15]; + const auto [c, d] = ReorderNibbles(a, b); + m_accel0_x = ((c << 5) & 0x3E0) | ((c >> 15) & 0x1F); + m_accel0_y = (c >> 5) & 0x3FF; + m_accel1_x = (d >> 3) & 0x3FF; + m_accel1_y = ((d << 7) & 0x380) | ((d >> 13) & 0x7F); +} + +void SkateboardHidReport::Dump(const char* prefix) const +{ +#if 0 + auto sext10 = [](u16 v){ return (s32)v << 22 >> 22; }; + INFO_LOG_FMT(IOS_USB, "{}: {:5} {:5} {:4} {:5} {:5} {:4}", + prefix, + sext10(m_accel0_x), sext10(m_accel0_y), m_accel0_z, + sext10(m_accel1_x), sext10(m_accel1_y), m_accel1_z); +#else + INFO_LOG_FMT(IOS_USB, "{}: {}", prefix, HexDump(reinterpret_cast(&m_lidar), 4)); +#endif +} + +DeviceDescriptor SkateboardUSB::GetDeviceDescriptor() const +{ + return s_device_descriptor; +} + +std::vector SkateboardUSB::GetConfigurations() const +{ + return {s_config_descriptor}; +} + +std::vector SkateboardUSB::GetInterfaces(u8 config) const +{ + return {s_interface_descriptor}; +} + +std::vector SkateboardUSB::GetEndpoints(u8 config, u8, u8 alt) const +{ + return s_endpoint_descriptors; +} + +bool SkateboardUSB::Attach() +{ + // This function gets called over and over, + // so don't print anything here. + return true; +} + +bool SkateboardUSB::AttachAndChangeInterface(u8 interface) +{ + ERROR_LOG_FMT(IOS_USB, "FIXME: Skateboard AttachAndChangeInterface"); + return true; +} + +int SkateboardUSB::CancelTransfer(u8 endpoint) +{ + ERROR_LOG_FMT(IOS_USB, "FIXME: Skateboard CancelTransfer"); + return 0; +} + +int SkateboardUSB::ChangeInterface(const u8 interface) +{ + ERROR_LOG_FMT(IOS_USB, "FIXME: Skateboard ChangeInterface"); + return 0; +} + +int SkateboardUSB::GetNumberOfAltSettings(u8 interface) +{ + ERROR_LOG_FMT(IOS_USB, "FIXME: Skateboard GetNumberOfAltSettings"); + return 0; +} + +int SkateboardUSB::SetAltSetting(u8 alt_setting) +{ + ERROR_LOG_FMT(IOS_USB, "FIXME: Skateboard SetAltSetting"); + return 0; +} + +int SkateboardUSB::SubmitTransfer(std::unique_ptr message) +{ + static constexpr u8 GET_DESCRIPTOR = 0x06; + static constexpr u8 HID_SET_REPORT = 0x09; + static constexpr u8 HID_SET_PROTOCOL = 0x0B; + + if (message->request_type == 0x21 && message->request == HID_SET_REPORT) + { + // The game sends these once every 1.25 seconds. + } + else if (message->request_type == 0x80 && message->request == GET_DESCRIPTOR && + (message->value == 0x301 || message->value == 0x302)) + { + // TODO: string descriptors + // 1: "Licensed by Nintendo of America" + // 2: "Skateboard Controller" + } + else if (message->request_type == 0x21 && message->request == HID_SET_PROTOCOL) + { + // TODO: switch between boot and report protocol (not sure what that means) + } + else + { + auto buf = message->MakeBuffer(message->length); + ERROR_LOG_FMT(IOS_USB, + "FIXME: CtrlMessage bRequestType={:02x} bRequest={:02x} wValue={:04x} " + "wIndex={:04x} wLength={:04x}", + message->request_type, message->request, message->value, message->index, + message->length); + } + message->ScheduleTransferCompletion(message->length, 0); + return 0; +} + +int SkateboardUSB::SubmitTransfer(std::unique_ptr message) +{ + if (message->endpoint != 0x81) + ERROR_LOG_FMT(IOS_USB, "Skateboard: unexpected IntrMessage"); + + const SkateboardHidReport report = m_inputs.GetState(); + message->FillBuffer(reinterpret_cast(&report), sizeof(report)); + message->ScheduleTransferCompletion(sizeof(report), 1000); + return 0; +} + +int SkateboardUSB::SubmitTransfer(std::unique_ptr message) +{ + ERROR_LOG_FMT(IOS_USB, "Skateboard: unexpected BulkMessage"); + return 0; +} + +int SkateboardUSB::SubmitTransfer(std::unique_ptr message) +{ + ERROR_LOG_FMT(IOS_USB, "Skateboard: unexpected IsoMessage"); + return 0; +} + +} // namespace IOS::HLE::USB diff --git a/Source/Core/Core/IOS/USB/Emulated/Skateboard.h b/Source/Core/Core/IOS/USB/Emulated/Skateboard.h new file mode 100644 index 0000000000..98dd0fe6a9 --- /dev/null +++ b/Source/Core/Core/IOS/USB/Emulated/Skateboard.h @@ -0,0 +1,87 @@ +// Copyright 2023 Dolphin Emulator Project +// SPDX-License-Identifier: GPL-2.0-or-later + +#pragma once + +#include "Common/CommonTypes.h" +#include "Core/IOS/USB/Common.h" +#include "InputCommon/ControllerEmu/ControlGroup/Buttons.h" +#include "InputCommon/ControllerEmu/ControlGroup/IMUAccelerometer.h" +#include "InputCommon/ControllerEmu/ControlGroup/Slider.h" +#include "InputCommon/ControllerEmu/ControllerEmu.h" + +namespace IOS::HLE::USB +{ + +#pragma pack(1) +struct SkateboardHidReport +{ + // The default values here are what the dongle sends when no skateboard is connected. + u8 m_buttons[3] = {0, 0, 0b1111}; + u8 m_80_80_80_80[4] = {0x80, 0x80, 0x80, 0x80}; + u8 m_00_00_00_00[4] = {0, 0, 0, 0}; + u8 m_lidar[4] = {0, 0, 0, 0}; // IR sensors, range: 0x00 (LED off) - 0x38 (close object) + // The x/y/z axis naming here matches the BMA020 datasheet. + s8 m_accel0_z = 0; + s8 m_accel1_z = 0; + u8 m_00_00[2] = {0, 0}; + // signed 10-bit little-endian, these are encrypted + u16 m_accel0_x = 0x200; + u16 m_accel0_y = 0x200; + u16 m_accel1_x = 0x200; + u16 m_accel1_y = 0x200; + + bool operator==(const SkateboardHidReport& other) const = default; + static std::pair ReorderNibbles(u32 a, u32 b); + void Encrypt(); + void Decrypt(); + void Dump(const char* prefix = "") const; + + static const u32 sbox[2][16]; +}; +#pragma pack() +static_assert(sizeof(SkateboardHidReport) == 27); + +class SkateboardController : public ControllerEmu::EmulatedController +{ +public: + SkateboardController(); + std::string GetName() const override; + SkateboardHidReport GetState() const; + InputConfig* GetConfig() const override; + +private: + ControllerEmu::Buttons* m_buttons[3]; + ControllerEmu::IMUAccelerometer* m_accel[2]; + ControllerEmu::Slider* m_slider[4]; +}; + +class SkateboardUSB final : public Device +{ +public: + explicit SkateboardUSB() = default; + DeviceDescriptor GetDeviceDescriptor() const override; + std::vector GetConfigurations() const override; + std::vector GetInterfaces(u8 config) const override; + std::vector GetEndpoints(u8 config, u8 interface, u8 alt) const override; + bool Attach() override; + bool AttachAndChangeInterface(u8 interface) override; + int CancelTransfer(u8 endpoint) override; + int ChangeInterface(u8 interface) override; + int GetNumberOfAltSettings(u8 interface) override; + int SetAltSetting(u8 alt_setting) override; + int SubmitTransfer(std::unique_ptr message) override; + int SubmitTransfer(std::unique_ptr message) override; + int SubmitTransfer(std::unique_ptr message) override; + int SubmitTransfer(std::unique_ptr message) override; + +private: + SkateboardController m_inputs; + + static DeviceDescriptor s_device_descriptor; + static ConfigDescriptor s_config_descriptor; + static InterfaceDescriptor s_interface_descriptor; + static std::vector s_endpoint_descriptors; +}; + +} // namespace IOS::HLE::USB diff --git a/Source/Core/Core/IOS/USB/Host.cpp b/Source/Core/Core/IOS/USB/Host.cpp index bc1eace025..7f60ad4c06 100644 --- a/Source/Core/Core/IOS/USB/Host.cpp +++ b/Source/Core/Core/IOS/USB/Host.cpp @@ -23,6 +23,7 @@ #include "Core/Core.h" #include "Core/IOS/USB/Common.h" #include "Core/IOS/USB/Emulated/Infinity.h" +#include "Core/IOS/USB/Emulated/Skateboard.h" #include "Core/IOS/USB/Emulated/Skylanders/Skylander.h" #include "Core/IOS/USB/LibusbDevice.h" #include "Core/NetPlayProto.h" @@ -196,6 +197,12 @@ void USBHost::AddEmulatedDevices(std::set& new_devices, DeviceChangeHooks& auto infinity_base = std::make_unique(GetEmulationKernel(), "Infinity Base"); CheckAndAddDevice(std::move(infinity_base), new_devices, hooks, always_add_hooks); } + // TODO: add a configuration option + if (/*Config::Get(Config::MAIN_EMULATE_SKATEBOARD) &&*/ !NetPlay::IsNetPlayRunning()) + { + auto skateboard = std::make_unique(); + CheckAndAddDevice(std::move(skateboard), new_devices, hooks, always_add_hooks); + } } void USBHost::CheckAndAddDevice(std::unique_ptr device, std::set& new_devices, diff --git a/Source/Core/DolphinLib.props b/Source/Core/DolphinLib.props index a61f0d822a..64063968d8 100644 --- a/Source/Core/DolphinLib.props +++ b/Source/Core/DolphinLib.props @@ -400,6 +400,7 @@ + @@ -1064,6 +1065,7 @@ +