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135 lines
3.9 KiB
C++
135 lines
3.9 KiB
C++
// Buzz! buzzer emulator
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#include "stdafx.h"
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#include "Buzz.h"
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#include "Emu/Cell/lv2/sys_usbd.h"
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#include "Emu/Io/buzz_config.h"
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#include "Input/pad_thread.h"
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LOG_CHANNEL(buzz_log, "BUZZ");
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template <>
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void fmt_class_string<buzz_btn>::format(std::string& out, u64 arg)
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{
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format_enum(out, arg, [](buzz_btn value)
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{
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switch (value)
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{
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case buzz_btn::red: return "Red";
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case buzz_btn::yellow: return "Yellow";
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case buzz_btn::green: return "Green";
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case buzz_btn::orange: return "Orange";
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case buzz_btn::blue: return "Blue";
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case buzz_btn::count: return "Count";
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}
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return unknown;
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});
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}
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usb_device_buzz::usb_device_buzz(u32 first_controller, u32 last_controller, const std::array<u8, 7>& location)
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: usb_device_emulated(location)
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, m_first_controller(first_controller)
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, m_last_controller(last_controller)
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{
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device = UsbDescriptorNode(USB_DESCRIPTOR_DEVICE, UsbDeviceDescriptor{0x0200, 0x00, 0x00, 0x00, 0x08, 0x054c, 0x0002, 0x05a1, 0x03, 0x01, 0x00, 0x01});
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auto& config0 = device.add_node(UsbDescriptorNode(USB_DESCRIPTOR_CONFIG, UsbDeviceConfiguration{0x0022, 0x01, 0x01, 0x00, 0x80, 0x32}));
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config0.add_node(UsbDescriptorNode(USB_DESCRIPTOR_INTERFACE, UsbDeviceInterface{0x00, 0x00, 0x01, 0x03, 0x00, 0x00, 0x00}));
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config0.add_node(UsbDescriptorNode(USB_DESCRIPTOR_HID, UsbDeviceHID{0x0111, 0x33, 0x01, 0x22, 0x004e}));
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config0.add_node(UsbDescriptorNode(USB_DESCRIPTOR_ENDPOINT, UsbDeviceEndpoint{0x81, 0x03, 0x0008, 0x0A}));
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}
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usb_device_buzz::~usb_device_buzz()
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{
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}
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void usb_device_buzz::control_transfer(u8 bmRequestType, u8 bRequest, u16 wValue, u16 wIndex, u16 wLength, u32 buf_size, u8* buf, UsbTransfer* transfer)
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{
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transfer->fake = true;
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// Control transfers are nearly instant
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switch (bmRequestType)
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{
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case 0x01:
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case 0x21:
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case 0x80:
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buzz_log.error("Unhandled Query: buf_size=0x%02X, Type=0x%02X, bmRequestType=0x%02X", buf_size, (buf_size > 0) ? buf[0] : -1, bmRequestType);
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break;
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default:
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usb_device_emulated::control_transfer(bmRequestType, bRequest, wValue, wIndex, wLength, buf_size, buf, transfer);
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break;
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}
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}
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extern bool is_input_allowed();
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void usb_device_buzz::interrupt_transfer(u32 buf_size, u8* buf, u32 /*endpoint*/, UsbTransfer* transfer)
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{
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const u8 max_index = 2 + (4 + 5 * m_last_controller) / 8;
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ensure(buf_size > max_index);
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transfer->fake = true;
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transfer->expected_count = 5;
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transfer->expected_result = HC_CC_NOERR;
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// Interrupt transfers are slow (6ms, TODO accurate measurement)
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transfer->expected_time = get_timestamp() + 6000;
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memset(buf, 0, buf_size);
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// https://gist.github.com/Lewiscowles1986/eef220dac6f0549e4702393a7b9351f6
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buf[0] = 0x7f;
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buf[1] = 0x7f;
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buf[2] = 0x00;
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buf[3] = 0x00;
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buf[4] = 0xf0;
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if (!is_input_allowed())
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{
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return;
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}
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std::lock_guard lock(pad::g_pad_mutex);
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const auto handler = pad::get_current_handler();
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const auto& pads = handler->GetPads();
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ensure(pads.size() > m_last_controller);
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ensure(g_cfg_buzz.players.size() > m_last_controller);
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for (u32 i = m_first_controller, index = 0; i <= m_last_controller; i++, index++)
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{
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const auto& pad = pads[i];
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if (!(pad->m_port_status & CELL_PAD_STATUS_CONNECTED))
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{
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continue;
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}
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const auto& cfg = g_cfg_buzz.players[i];
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cfg->handle_input(pad, true, [&buf, &index](buzz_btn btn, u16 /*value*/, bool pressed)
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{
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if (!pressed)
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return;
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switch (btn)
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{
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case buzz_btn::red:
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buf[2 + (0 + 5 * index) / 8] |= 1 << ((0 + 5 * index) % 8); // Red
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break;
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case buzz_btn::yellow:
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buf[2 + (1 + 5 * index) / 8] |= 1 << ((1 + 5 * index) % 8); // Yellow
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break;
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case buzz_btn::green:
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buf[2 + (2 + 5 * index) / 8] |= 1 << ((2 + 5 * index) % 8); // Green
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break;
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case buzz_btn::orange:
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buf[2 + (3 + 5 * index) / 8] |= 1 << ((3 + 5 * index) % 8); // Orange
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break;
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case buzz_btn::blue:
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buf[2 + (4 + 5 * index) / 8] |= 1 << ((4 + 5 * index) % 8); // Blue
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break;
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case buzz_btn::count:
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break;
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}
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});
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}
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}
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