1 files changed, 12 insertions, 20 deletions
diff --git a/src/core/hle/service/hid/controllers/xpad.cpp b/src/core/hle/service/hid/controllers/xpad.cpp
index 41dc22cf9..e4da16466 100644
--- a/src/core/hle/service/hid/controllers/xpad.cpp
+++ b/src/core/hle/service/hid/controllers/xpad.cpp
@@ -5,12 +5,13 @@
 #include <cstring>
 #include "common/common_types.h"
 #include "core/core_timing.h"
+#include "core/hid/hid_core.h"
 #include "core/hle/service/hid/controllers/xpad.h"
 
 namespace Service::HID {
 constexpr std::size_t SHARED_MEMORY_OFFSET = 0x3C00;
 
-Controller_XPad::Controller_XPad(Core::System& system_) : ControllerBase{system_} {}
+Controller_XPad::Controller_XPad(Core::HID::HIDCore& hid_core_) : ControllerBase{hid_core_} {}
 Controller_XPad::~Controller_XPad() = default;
 
 void Controller_XPad::OnInit() {}
@@ -19,28 +20,19 @@ void Controller_XPad::OnRelease() {}
 
 void Controller_XPad::OnUpdate(const Core::Timing::CoreTiming& core_timing, u8* data,
                                std::size_t size) {
-    for (auto& xpad_entry : shared_memory.shared_memory_entries) {
-        xpad_entry.header.timestamp = core_timing.GetCPUTicks();
-        xpad_entry.header.total_entry_count = 17;
-
-        if (!IsControllerActivated()) {
-            xpad_entry.header.entry_count = 0;
-            xpad_entry.header.last_entry_index = 0;
-            return;
-        }
-        xpad_entry.header.entry_count = 16;
-
-        const auto& last_entry = xpad_entry.pad_states[xpad_entry.header.last_entry_index];
-        xpad_entry.header.last_entry_index = (xpad_entry.header.last_entry_index + 1) % 17;
-        auto& cur_entry = xpad_entry.pad_states[xpad_entry.header.last_entry_index];
-
-        cur_entry.sampling_number = last_entry.sampling_number + 1;
-        cur_entry.sampling_number2 = cur_entry.sampling_number;
+    if (!IsControllerActivated()) {
+        basic_xpad_lifo.buffer_count = 0;
+        basic_xpad_lifo.buffer_tail = 0;
+        std::memcpy(data + SHARED_MEMORY_OFFSET, &basic_xpad_lifo, sizeof(basic_xpad_lifo));
+        return;
     }
+
+    const auto& last_entry = basic_xpad_lifo.ReadCurrentEntry().state;
+    next_state.sampling_number = last_entry.sampling_number + 1;
     // TODO(ogniK): Update xpad states
 
-    std::memcpy(data + SHARED_MEMORY_OFFSET, &shared_memory, sizeof(SharedMemory));
+    basic_xpad_lifo.WriteNextEntry(next_state);
+    std::memcpy(data + SHARED_MEMORY_OFFSET, &basic_xpad_lifo, sizeof(basic_xpad_lifo));
 }
 
-void Controller_XPad::OnLoadInputDevices() {}
 } // namespace Service::HID