hid: Bare-minimum sharedmem input
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shinyquagsire23
parent
bb1fcfac33
commit
1ea49442f9
2 changed files with 88 additions and 2 deletions
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@ -2,7 +2,10 @@
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// Licensed under GPLv2 or any later version
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// Refer to the license.txt file included.
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#include <atomic>
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#include "common/logging/log.h"
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#include "core/core_timing.h"
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#include "core/frontend/input.h"
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#include "core/hle/ipc_helpers.h"
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#include "core/hle/kernel/client_port.h"
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#include "core/hle/kernel/client_session.h"
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@ -13,6 +16,12 @@
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namespace Service {
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namespace HID {
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// Updating period for each HID device.
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// TODO(shinyquagsire23): These need better values.
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constexpr u64 pad_update_ticks = BASE_CLOCK_RATE / 234;
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constexpr u64 accelerometer_update_ticks = BASE_CLOCK_RATE / 104;
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constexpr u64 gyroscope_update_ticks = BASE_CLOCK_RATE / 101;
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class IAppletResource final : public ServiceFramework<IAppletResource> {
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public:
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IAppletResource() : ServiceFramework("IAppletResource") {
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@ -24,6 +33,15 @@ public:
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shared_mem = Kernel::SharedMemory::Create(
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nullptr, 0x40000, Kernel::MemoryPermission::ReadWrite, Kernel::MemoryPermission::Read,
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0, Kernel::MemoryRegion::BASE, "HID:SharedMemory");
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// Register update callbacks
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pad_update_event = CoreTiming::RegisterEvent(
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"HID::UpdatePadCallback",
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[this](u64 userdata, int cycles_late) { UpdatePadCallback(userdata, cycles_late); });
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// TODO(shinyquagsire23): Other update callbacks? (accel, gyro?)
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CoreTiming::ScheduleEvent(pad_update_ticks, pad_update_event);
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}
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private:
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@ -34,8 +52,76 @@ private:
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LOG_DEBUG(Service, "called");
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}
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void LoadInputDevices() {
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std::transform(Settings::values.buttons.begin() + Settings::NativeButton::BUTTON_HID_BEGIN,
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Settings::values.buttons.begin() + Settings::NativeButton::BUTTON_HID_END,
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buttons.begin(), Input::CreateDevice<Input::ButtonDevice>);
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// TODO(shinyquagsire23): sticks, gyro, touch, mouse, keyboard
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}
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void UpdatePadCallback(u64 userdata, int cycles_late) {
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SharedMemory* mem = reinterpret_cast<SharedMemory*>(shared_mem->GetPointer());
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if (is_device_reload_pending.exchange(false))
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LoadInputDevices();
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// TODO(shinyquagsire23): This is a hack!
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ControllerPadState& state =
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mem->controllers[Controller_Handheld].layouts[Layout_Default].entries[0].buttons;
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using namespace Settings::NativeButton;
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state.a.Assign(buttons[A - BUTTON_HID_BEGIN]->GetStatus());
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state.b.Assign(buttons[B - BUTTON_HID_BEGIN]->GetStatus());
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state.x.Assign(buttons[X - BUTTON_HID_BEGIN]->GetStatus());
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state.y.Assign(buttons[Y - BUTTON_HID_BEGIN]->GetStatus());
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state.lstick.Assign(buttons[LStick - BUTTON_HID_BEGIN]->GetStatus());
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state.rstick.Assign(buttons[RStick - BUTTON_HID_BEGIN]->GetStatus());
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state.l.Assign(buttons[L - BUTTON_HID_BEGIN]->GetStatus());
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state.r.Assign(buttons[R - BUTTON_HID_BEGIN]->GetStatus());
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state.zl.Assign(buttons[ZL - BUTTON_HID_BEGIN]->GetStatus());
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state.zr.Assign(buttons[ZR - BUTTON_HID_BEGIN]->GetStatus());
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state.plus.Assign(buttons[Plus - BUTTON_HID_BEGIN]->GetStatus());
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state.minus.Assign(buttons[Minus - BUTTON_HID_BEGIN]->GetStatus());
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state.dleft.Assign(buttons[DLeft - BUTTON_HID_BEGIN]->GetStatus());
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state.dup.Assign(buttons[DUp - BUTTON_HID_BEGIN]->GetStatus());
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state.dright.Assign(buttons[DRight - BUTTON_HID_BEGIN]->GetStatus());
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state.ddown.Assign(buttons[DDown - BUTTON_HID_BEGIN]->GetStatus());
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state.lstick_left.Assign(buttons[LStick_Left - BUTTON_HID_BEGIN]->GetStatus());
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state.lstick_up.Assign(buttons[LStick_Up - BUTTON_HID_BEGIN]->GetStatus());
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state.lstick_right.Assign(buttons[LStick_Right - BUTTON_HID_BEGIN]->GetStatus());
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state.lstick_down.Assign(buttons[LStick_Down - BUTTON_HID_BEGIN]->GetStatus());
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state.rstick_left.Assign(buttons[RStick_Left - BUTTON_HID_BEGIN]->GetStatus());
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state.rstick_up.Assign(buttons[RStick_Up - BUTTON_HID_BEGIN]->GetStatus());
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state.rstick_right.Assign(buttons[RStick_Right - BUTTON_HID_BEGIN]->GetStatus());
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state.rstick_down.Assign(buttons[RStick_Down - BUTTON_HID_BEGIN]->GetStatus());
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state.sl.Assign(buttons[SL - BUTTON_HID_BEGIN]->GetStatus());
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state.sr.Assign(buttons[SR - BUTTON_HID_BEGIN]->GetStatus());
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// TODO(shinyquagsire23): Analog stick vals
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// TODO(shinyquagsire23): Update pad info proper, (circular buffers, timestamps, layouts)
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// TODO(shinyquagsire23): Update touch info
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// TODO(shinyquagsire23): Signal events
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// Reschedule recurrent event
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CoreTiming::ScheduleEvent(pad_update_ticks - cycles_late, pad_update_event);
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}
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// Handle to shared memory region designated to HID service
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Kernel::SharedPtr<Kernel::SharedMemory> shared_mem;
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// CoreTiming update events
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CoreTiming::EventType* pad_update_event;
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// Stored input state info
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std::atomic<bool> is_device_reload_pending{true};
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std::array<std::unique_ptr<Input::ButtonDevice>, Settings::NativeButton::NUM_BUTTONS_HID>
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buttons;
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};
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class Hid final : public ServiceFramework<Hid> {
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@ -5,6 +5,7 @@
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#pragma once
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#include "core/hle/service/service.h"
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#include "core/settings.h"
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namespace Service {
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namespace HID {
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@ -156,8 +157,7 @@ struct KeyboardHeader {
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u64 latestEntry;
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u64 maxEntryIndex;
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};
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static_assert(sizeof(KeyboardHeader) == 0x20,
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"HID keyboard header structure has incorrect size");
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static_assert(sizeof(KeyboardHeader) == 0x20, "HID keyboard header structure has incorrect size");
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struct KeyboardModifierKeyState {
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union {
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