rpcs3/rpcs3/Emu/Io/Buzz.cpp
Megamouse 7b9a36be7d input: add buzz config file
Adds a buzz.yml and implements a generic way to save actual DS3 mapping independent of pad handlers
2023-05-25 20:37:15 +02:00

122 lines
3.6 KiB
C++

// Buzz! buzzer emulator
#include "stdafx.h"
#include "Buzz.h"
#include "Emu/Cell/lv2/sys_usbd.h"
#include "Input/pad_thread.h"
LOG_CHANNEL(buzz_log, "BUZZ");
usb_device_buzz::usb_device_buzz(u32 first_controller, u32 last_controller, const std::array<u8, 7>& location)
: usb_device_emulated(location)
, m_first_controller(first_controller)
, m_last_controller(last_controller)
{
device = UsbDescriptorNode(USB_DESCRIPTOR_DEVICE, UsbDeviceDescriptor{0x0200, 0x00, 0x00, 0x00, 0x08, 0x054c, 0x0002, 0x05a1, 0x03, 0x01, 0x00, 0x01});
auto& config0 = device.add_node(UsbDescriptorNode(USB_DESCRIPTOR_CONFIG, UsbDeviceConfiguration{0x0022, 0x01, 0x01, 0x00, 0x80, 0x32}));
config0.add_node(UsbDescriptorNode(USB_DESCRIPTOR_INTERFACE, UsbDeviceInterface{0x00, 0x00, 0x01, 0x03, 0x00, 0x00, 0x00}));
config0.add_node(UsbDescriptorNode(USB_DESCRIPTOR_HID, UsbDeviceHID{0x0111, 0x33, 0x01, 0x22, 0x004e}));
config0.add_node(UsbDescriptorNode(USB_DESCRIPTOR_ENDPOINT, UsbDeviceEndpoint{0x81, 0x03, 0x0008, 0x0A}));
if (!m_cfg.load())
{
buzz_log.notice("Could not load buzz config. Using defaults.");
}
}
usb_device_buzz::~usb_device_buzz()
{
}
void usb_device_buzz::control_transfer(u8 bmRequestType, u8 bRequest, u16 wValue, u16 wIndex, u16 wLength, u32 buf_size, u8* buf, UsbTransfer* transfer)
{
transfer->fake = true;
// Control transfers are nearly instant
switch (bmRequestType)
{
case 0x01:
case 0x21:
case 0x80:
buzz_log.error("Unhandled Query: buf_size=0x%02X, Type=0x%02X, bmRequestType=0x%02X", buf_size, (buf_size > 0) ? buf[0] : -1, bmRequestType);
break;
default:
usb_device_emulated::control_transfer(bmRequestType, bRequest, wValue, wIndex, wLength, buf_size, buf, transfer);
break;
}
}
extern bool is_input_allowed();
void usb_device_buzz::interrupt_transfer(u32 buf_size, u8* buf, u32 /*endpoint*/, UsbTransfer* transfer)
{
const u8 max_index = 2 + (4 + 5 * m_last_controller) / 8;
ensure(buf_size > max_index);
transfer->fake = true;
transfer->expected_count = 5;
transfer->expected_result = HC_CC_NOERR;
// Interrupt transfers are slow (6ms, TODO accurate measurement)
transfer->expected_time = get_timestamp() + 6000;
memset(buf, 0, buf_size);
// https://gist.github.com/Lewiscowles1986/eef220dac6f0549e4702393a7b9351f6
buf[0] = 0x7f;
buf[1] = 0x7f;
buf[2] = 0x00;
buf[3] = 0x00;
buf[4] = 0xf0;
if (!is_input_allowed())
{
return;
}
std::lock_guard lock(pad::g_pad_mutex);
const auto handler = pad::get_current_handler();
const auto& pads = handler->GetPads();
ensure(pads.size() > m_last_controller);
ensure(m_cfg.players.size() > m_last_controller);
for (u32 i = m_first_controller, index = 0; i <= m_last_controller; i++, index++)
{
const auto& pad = pads[i];
const cfg_buzzer* cfg = m_cfg.players[i];
if (!(pad->m_port_status & CELL_PAD_STATUS_CONNECTED))
{
continue;
}
for (const Button& button : pad->m_buttons)
{
if (!button.m_pressed)
{
continue;
}
if (const auto btn = cfg->find_button(button.m_offset, button.m_outKeyCode))
{
switch (btn.value())
{
case buzz_btn::red:
buf[2 + (0 + 5 * index) / 8] |= 1 << ((0 + 5 * index) % 8); // Red
break;
case buzz_btn::yellow:
buf[2 + (1 + 5 * index) / 8] |= 1 << ((1 + 5 * index) % 8); // Yellow
break;
case buzz_btn::green:
buf[2 + (2 + 5 * index) / 8] |= 1 << ((2 + 5 * index) % 8); // Green
break;
case buzz_btn::orange:
buf[2 + (3 + 5 * index) / 8] |= 1 << ((3 + 5 * index) % 8); // Orange
break;
case buzz_btn::blue:
buf[2 + (4 + 5 * index) / 8] |= 1 << ((4 + 5 * index) % 8); // Blue
break;
}
}
}
}
}