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hid: Bare-minimum sharedmem input

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shinyquagsire23 2018-01-15 02:21:02 -07:00
parent bb1fcfac33
commit 1ea49442f9
2 changed files with 88 additions and 2 deletions
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86
src/core/hle/service/hid/hid.cpp
View file

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

4
src/core/hle/service/hid/hid.h
View file

@ -5,6 +5,7 @@
#pragma once
#include "core/hle/service/service.h"
#include "core/settings.h"
namespace Service {
namespace HID {
@ -156,8 +157,7 @@ struct KeyboardHeader {
u64 latestEntry;
u64 maxEntryIndex;
};
static_assert(sizeof(KeyboardHeader) == 0x20,
"HID keyboard header structure has incorrect size");
static_assert(sizeof(KeyboardHeader) == 0x20, "HID keyboard header structure has incorrect size");
struct KeyboardModifierKeyState {
union {