24 files changed, 693 insertions, 3 deletions

diff --git a/src/core/CMakeLists.txt b/src/core/CMakeLists.txt
index 5578fa680..3e1578969 100644
--- a/src/core/CMakeLists.txt
+++ b/src/core/CMakeLists.txt
@@ -37,11 +37,14 @@ set(SRCS
             hle/service/act_u.cpp
             hle/service/am_app.cpp
             hle/service/am_net.cpp
+            hle/service/am_sys.cpp
             hle/service/apt_a.cpp
             hle/service/apt_s.cpp
             hle/service/apt_u.cpp
+            hle/service/boss_p.cpp
             hle/service/boss_u.cpp
             hle/service/cam_u.cpp
+            hle/service/cecd_s.cpp
             hle/service/cecd_u.cpp
             hle/service/cfg/cfg.cpp
             hle/service/cfg/cfg_i.cpp
@@ -50,6 +53,7 @@ set(SRCS
             hle/service/csnd_snd.cpp
             hle/service/dsp_dsp.cpp
             hle/service/err_f.cpp
+            hle/service/frd_a.cpp
             hle/service/frd_u.cpp
             hle/service/fs/archive.cpp
             hle/service/fs/fs_user.cpp
@@ -57,14 +61,17 @@ set(SRCS
             hle/service/hid/hid.cpp
             hle/service/hid/hid_user.cpp
             hle/service/hid/hid_spvr.cpp
+            hle/service/gsp_lcd.cpp
             hle/service/http_c.cpp
             hle/service/ir_rst.cpp
             hle/service/ir_u.cpp
             hle/service/ldr_ro.cpp
             hle/service/mic_u.cpp
             hle/service/ndm_u.cpp
+            hle/service/news_s.cpp
             hle/service/news_u.cpp
             hle/service/nim_aoc.cpp
+            hle/service/ns_s.cpp
             hle/service/nwm_uds.cpp
             hle/service/pm_app.cpp
             hle/service/ptm_play.cpp
@@ -138,11 +145,14 @@ set(HEADERS
             hle/service/act_u.h
             hle/service/am_app.h
             hle/service/am_net.h
+            hle/service/am_sys.h
             hle/service/apt_a.h
             hle/service/apt_s.h
             hle/service/apt_u.h
+            hle/service/boss_p.h
             hle/service/boss_u.h
             hle/service/cam_u.h
+            hle/service/cecd_s.h
             hle/service/cecd_u.h
             hle/service/cfg/cfg.h
             hle/service/cfg/cfg_i.h
@@ -151,6 +161,7 @@ set(HEADERS
             hle/service/csnd_snd.h
             hle/service/dsp_dsp.h
             hle/service/err_f.h
+            hle/service/frd_a.h
             hle/service/frd_u.h
             hle/service/fs/archive.h
             hle/service/fs/fs_user.h
@@ -158,14 +169,17 @@ set(HEADERS
             hle/service/hid/hid.h
             hle/service/hid/hid_spvr.h
             hle/service/hid/hid_user.h
+            hle/service/gsp_lcd.h
             hle/service/http_c.h
             hle/service/ir_rst.h
             hle/service/ir_u.h
             hle/service/ldr_ro.h
             hle/service/mic_u.h
             hle/service/ndm_u.h
+            hle/service/news_s.h
             hle/service/news_u.h
             hle/service/nim_aoc.h
+            hle/service/ns_s.h
             hle/service/nwm_uds.h
             hle/service/pm_app.h
             hle/service/ptm_play.h
diff --git a/src/core/file_sys/archive_extsavedata.cpp b/src/core/file_sys/archive_extsavedata.cpp
index 0805f42ae..33e4e76f8 100644
--- a/src/core/file_sys/archive_extsavedata.cpp
+++ b/src/core/file_sys/archive_extsavedata.cpp
@@ -17,7 +17,7 @@
 
 namespace FileSys {
 
-static std::string GetExtSaveDataPath(const std::string& mount_point, const Path& path) {
+std::string GetExtSaveDataPath(const std::string& mount_point, const Path& path) {
     std::vector<u8> vec_data = path.AsBinary();
     const u32* data = reinterpret_cast<const u32*>(vec_data.data());
     u32 save_low = data[1];
@@ -25,7 +25,7 @@ static std::string GetExtSaveDataPath(const std::string& mount_point, const Path
     return Common::StringFromFormat("%s%08X/%08X/", mount_point.c_str(), save_high, save_low);
 }
 
-static std::string GetExtDataContainerPath(const std::string& mount_point, bool shared) {
+std::string GetExtDataContainerPath(const std::string& mount_point, bool shared) {
     if (shared)
         return Common::StringFromFormat("%sdata/%s/extdata/", mount_point.c_str(), SYSTEM_ID.c_str());
     
diff --git a/src/core/file_sys/archive_extsavedata.h b/src/core/file_sys/archive_extsavedata.h
index fb7f209d2..802a11b5f 100644
--- a/src/core/file_sys/archive_extsavedata.h
+++ b/src/core/file_sys/archive_extsavedata.h
@@ -42,4 +42,21 @@ protected:
     std::string concrete_mount_point;
 };
 
+/**
+ * Constructs a path to the concrete ExtData archive in the host filesystem based on the 
+ * input Path and base mount point.
+ * @param mount_point The base mount point of the ExtSaveData archives.
+ * @param path The path that identifies the requested concrete ExtSaveData archive.
+ * @returns The complete path to the specified extdata archive in the host filesystem
+ */
+std::string GetExtSaveDataPath(const std::string& mount_point, const Path& path);
+
+/**
+ * Constructs a path to the base folder to hold concrete ExtSaveData archives in the host file system.
+ * @param mount_point The base folder where this folder resides, ie. SDMC or NAND.
+ * @param shared Whether this ExtSaveData container is for SharedExtSaveDatas or not.
+ * @returns The path to the base ExtSaveData archives' folder in the host file system
+ */
+std::string GetExtDataContainerPath(const std::string& mount_point, bool shared);
+
 } // namespace FileSys
diff --git a/src/core/hle/service/am_sys.cpp b/src/core/hle/service/am_sys.cpp
new file mode 100644
index 000000000..b63c8c087
--- /dev/null
+++ b/src/core/hle/service/am_sys.cpp
@@ -0,0 +1,24 @@
+// Copyright 2015 Citra Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#include "common/log.h"
+#include "core/hle/hle.h"
+#include "core/hle/service/am_sys.h"
+
+////////////////////////////////////////////////////////////////////////////////////////////////////
+// Namespace AM_SYS
+
+namespace AM_SYS {
+
+// Empty arrays are illegal -- commented out until an entry is added.
+//const Interface::FunctionInfo FunctionTable[] = { };
+
+////////////////////////////////////////////////////////////////////////////////////////////////////
+// Interface class
+
+Interface::Interface() {
+    //Register(FunctionTable, ARRAY_SIZE(FunctionTable));
+}
+
+} // namespace
diff --git a/src/core/hle/service/am_sys.h b/src/core/hle/service/am_sys.h
new file mode 100644
index 000000000..bb6178a43
--- /dev/null
+++ b/src/core/hle/service/am_sys.h
@@ -0,0 +1,23 @@
+// Copyright 2015 Citra Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#pragma once
+
+#include "core/hle/service/service.h"
+
+////////////////////////////////////////////////////////////////////////////////////////////////////
+// Namespace AM_SYS
+
+namespace AM_SYS {
+
+class Interface : public Service::Interface {
+public:
+    Interface();
+
+    std::string GetPortName() const override {
+        return "am:sys";
+    }
+};
+
+} // namespace
diff --git a/src/core/hle/service/boss_p.cpp b/src/core/hle/service/boss_p.cpp
new file mode 100644
index 000000000..f245a38e9
--- /dev/null
+++ b/src/core/hle/service/boss_p.cpp
@@ -0,0 +1,24 @@
+// Copyright 2015 Citra Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#include "common/log.h"
+#include "core/hle/hle.h"
+#include "core/hle/service/boss_p.h"
+
+////////////////////////////////////////////////////////////////////////////////////////////////////
+// Namespace BOSS_P
+
+namespace BOSS_P {
+
+// Empty arrays are illegal -- commented out until an entry is added.
+// const Interface::FunctionInfo FunctionTable[] = { };
+
+////////////////////////////////////////////////////////////////////////////////////////////////////
+// Interface class
+
+Interface::Interface() {
+    //Register(FunctionTable, ARRAY_SIZE(FunctionTable));
+}
+
+} // namespace
diff --git a/src/core/hle/service/boss_p.h b/src/core/hle/service/boss_p.h
new file mode 100644
index 000000000..71f1e7464
--- /dev/null
+++ b/src/core/hle/service/boss_p.h
@@ -0,0 +1,23 @@
+// Copyright 2015 Citra Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#pragma once
+
+#include "core/hle/service/service.h"
+
+////////////////////////////////////////////////////////////////////////////////////////////////////
+// Namespace BOSS_P
+
+namespace BOSS_P {
+
+class Interface : public Service::Interface {
+public:
+    Interface();
+    
+    std::string GetPortName() const override {
+        return "boss:P";
+    }
+};
+
+} // namespace
diff --git a/src/core/hle/service/cecd_s.cpp b/src/core/hle/service/cecd_s.cpp
new file mode 100644
index 000000000..9c4992f13
--- /dev/null
+++ b/src/core/hle/service/cecd_s.cpp
@@ -0,0 +1,24 @@
+// Copyright 2015 Citra Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#include "common/log.h"
+#include "core/hle/hle.h"
+#include "core/hle/service/cecd_s.h"
+
+////////////////////////////////////////////////////////////////////////////////////////////////////
+// Namespace CECD_S
+
+namespace CECD_S {
+
+// Empty arrays are illegal -- commented out until an entry is added.
+//const Interface::FunctionInfo FunctionTable[] = { };
+
+////////////////////////////////////////////////////////////////////////////////////////////////////
+// Interface class
+
+Interface::Interface() {
+    //Register(FunctionTable, ARRAY_SIZE(FunctionTable));
+}
+
+} // namespace
diff --git a/src/core/hle/service/cecd_s.h b/src/core/hle/service/cecd_s.h
new file mode 100644
index 000000000..d880d0391
--- /dev/null
+++ b/src/core/hle/service/cecd_s.h
@@ -0,0 +1,23 @@
+// Copyright 2015 Citra Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#pragma once
+
+#include "core/hle/service/service.h"
+
+////////////////////////////////////////////////////////////////////////////////////////////////////
+// Namespace CECD_S
+
+namespace CECD_S {
+
+class Interface : public Service::Interface {
+public:
+    Interface();
+
+    std::string GetPortName() const override {
+        return "cecd:s";
+    }
+};
+
+} // namespace
diff --git a/src/core/hle/service/frd_a.cpp b/src/core/hle/service/frd_a.cpp
new file mode 100644
index 000000000..53edc2cd8
--- /dev/null
+++ b/src/core/hle/service/frd_a.cpp
@@ -0,0 +1,24 @@
+// Copyright 2015 Citra Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#include "common/log.h"
+#include "core/hle/hle.h"
+#include "core/hle/service/frd_a.h"
+
+////////////////////////////////////////////////////////////////////////////////////////////////////
+// Namespace FRD_A
+
+namespace FRD_A {
+
+// Empty arrays are illegal -- commented out until an entry is added.
+// const Interface::FunctionInfo FunctionTable[] = { };
+
+////////////////////////////////////////////////////////////////////////////////////////////////////
+// Interface class
+
+Interface::Interface() {
+    //Register(FunctionTable, ARRAY_SIZE(FunctionTable));
+}
+
+} // namespace
diff --git a/src/core/hle/service/frd_a.h b/src/core/hle/service/frd_a.h
new file mode 100644
index 000000000..f068c6108
--- /dev/null
+++ b/src/core/hle/service/frd_a.h
@@ -0,0 +1,23 @@
+// Copyright 2015 Citra Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#pragma once
+
+#include "core/hle/service/service.h"
+
+////////////////////////////////////////////////////////////////////////////////////////////////////
+// Namespace FRD_A
+
+namespace FRD_A {
+
+class Interface : public Service::Interface {
+public:
+    Interface();
+
+    std::string GetPortName() const override {
+        return "frd:a";
+    }
+};
+
+} // namespace
diff --git a/src/core/hle/service/fs/archive.cpp b/src/core/hle/service/fs/archive.cpp
index 958dd9344..1bb4e4b23 100644
--- a/src/core/hle/service/fs/archive.cpp
+++ b/src/core/hle/service/fs/archive.cpp
@@ -432,6 +432,28 @@ ResultCode FormatSaveData() {
     return archive_itr->second->backend->Format(FileSys::Path());
 }
 
+ResultCode CreateExtSaveData(u32 high, u32 low) {
+    // Construct the binary path to the archive first
+    std::vector<u8> binary_path;
+    binary_path.reserve(12);
+    // The first word is all zero to specify a NAND archive
+    for (unsigned i = 0; i < 4; ++i)
+        binary_path.push_back(0);
+    // Next is the low word
+    for (unsigned i = 0; i < 4; ++i)
+        binary_path.push_back((low >> (8 * i)) & 0xFF);
+    // Next is the high word
+    for (unsigned i = 0; i < 4; ++i)
+        binary_path.push_back((high >> i) & 0xFF);
+    FileSys::Path path(binary_path);
+    std::string nand_directory = FileUtil::GetUserPath(D_NAND_IDX);
+    std::string base_path = FileSys::GetExtDataContainerPath(nand_directory, true);
+    std::string extsavedata_path = FileSys::GetExtSaveDataPath(base_path, path);
+    if (!FileUtil::CreateFullPath(extsavedata_path))
+        return ResultCode(-1); // TODO(Subv): Find the right error code
+    return RESULT_SUCCESS;
+}
+
 /// Initialize archives
 void ArchiveInit() {
     next_handle = 1;
diff --git a/src/core/hle/service/fs/archive.h b/src/core/hle/service/fs/archive.h
index 2cdfaa7e9..ba674d7f6 100644
--- a/src/core/hle/service/fs/archive.h
+++ b/src/core/hle/service/fs/archive.h
@@ -131,6 +131,14 @@ ResultVal<Handle> OpenDirectoryFromArchive(ArchiveHandle archive_handle, const F
  */
 ResultCode FormatSaveData();
 
+/**
+ * Creates a blank SharedExtSaveData archive for the specified extdata ID
+ * @param high The high word of the extdata id to create
+ * @param low The low word of the extdata id to create
+ * @return ResultCode 0 on success or the corresponding code on error
+ */
+ResultCode CreateExtSaveData(u32 high, u32 low);
+
 /// Initialize archives
 void ArchiveInit();
 
diff --git a/src/core/hle/service/fs/fs_user.cpp b/src/core/hle/service/fs/fs_user.cpp
index 56f3117f4..c495b6f3c 100644
--- a/src/core/hle/service/fs/fs_user.cpp
+++ b/src/core/hle/service/fs/fs_user.cpp
@@ -484,6 +484,15 @@ static void FormatThisUserSaveData(Service::Interface* self) {
     cmd_buff[1] = FormatSaveData().raw;
 }
 
+static void CreateExtSaveData(Service::Interface* self) {
+    // TODO(Subv): Figure out the other parameters.
+    u32* cmd_buff = Kernel::GetCommandBuffer();
+    u32 save_high = cmd_buff[1];
+    u32 save_low = cmd_buff[2];
+    // TODO(Subv): For now it is assumed that only SharedExtSaveData can be created like this
+    cmd_buff[1] = CreateExtSaveData(save_high, save_low).raw;
+}
+
 const FSUserInterface::FunctionInfo FunctionTable[] = {
     {0x000100C6, nullptr,               "Dummy1"},
     {0x040100C4, nullptr,               "Control"},
@@ -567,6 +576,8 @@ const FSUserInterface::FunctionInfo FunctionTable[] = {
     {0x084E0342, nullptr,               "UpdateSha256Context"},
     {0x084F0102, nullptr,               "ReadSpecialFile"},
     {0x08500040, nullptr,               "GetSpecialFileSize"},
+    {0x08510242, CreateExtSaveData,     "CreateExtSaveData"},
+    {0x08520100, nullptr,               "DeleteExtSaveData"},
     {0x08580000, nullptr,               "GetMovableSedHashedKeyYRandomData"},
     {0x08610042, nullptr,               "InitializeWithSdkVersion"},
     {0x08620040, nullptr,               "SetPriority"},
diff --git a/src/core/hle/service/gsp_lcd.cpp b/src/core/hle/service/gsp_lcd.cpp
new file mode 100644
index 000000000..6213472ff
--- /dev/null
+++ b/src/core/hle/service/gsp_lcd.cpp
@@ -0,0 +1,26 @@
+// Copyright 2015 Citra Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+
+#include "common/log.h"
+#include "common/bit_field.h"
+
+#include "core/hle/service/gsp_lcd.h"
+
+////////////////////////////////////////////////////////////////////////////////////////////////////
+// Namespace GSP_LCD
+
+namespace GSP_LCD {
+
+/*const Interface::FunctionInfo FunctionTable[] = {
+};*/
+
+////////////////////////////////////////////////////////////////////////////////////////////////////
+// Interface class
+
+Interface::Interface() {
+    //Register(FunctionTable, ARRAY_SIZE(FunctionTable));
+}
+
+} // namespace
diff --git a/src/core/hle/service/gsp_lcd.h b/src/core/hle/service/gsp_lcd.h
new file mode 100644
index 000000000..56b3cfe86
--- /dev/null
+++ b/src/core/hle/service/gsp_lcd.h
@@ -0,0 +1,24 @@
+// Copyright 2015 Citra Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#pragma once
+
+#include "core/hle/service/service.h"
+
+////////////////////////////////////////////////////////////////////////////////////////////////////
+// Namespace GSP_LCD
+
+namespace GSP_LCD {
+
+/// Interface to "gsp::Lcd" service
+class Interface : public Service::Interface {
+public:
+    Interface();
+
+    std::string GetPortName() const override {
+        return "gsp::Lcd";
+    }
+};
+
+} // namespace
diff --git a/src/core/hle/service/hid_spvr.cpp b/src/core/hle/service/hid_spvr.cpp
new file mode 100644
index 000000000..e14e93f4b
--- /dev/null
+++ b/src/core/hle/service/hid_spvr.cpp
@@ -0,0 +1,41 @@
+// Copyright 2015 Citra Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#include "common/log.h"
+
+#include "core/arm/arm_interface.h"
+#include "core/hle/hle.h"
+#include "core/hle/service/hid_user.h"
+#include "core/hle/service/hid_spvr.h"
+
+////////////////////////////////////////////////////////////////////////////////////////////////////
+// Namespace HID_SPVR
+
+namespace HID_User {
+    extern void GetIPCHandles(Service::Interface* self);
+}
+
+namespace HID_SPVR {
+
+const Interface::FunctionInfo FunctionTable[] = {
+    {0x000A0000, HID_User::GetIPCHandles, "GetIPCHandles"},
+    {0x000B0000, nullptr, "StartAnalogStickCalibration"},
+    {0x000E0000, nullptr, "GetAnalogStickCalibrateParam"},
+    {0x00110000, nullptr, "EnableAccelerometer"},
+    {0x00120000, nullptr, "DisableAccelerometer"},
+    {0x00130000, nullptr, "EnableGyroscopeLow"},
+    {0x00140000, nullptr, "DisableGyroscopeLow"},
+    {0x00150000, nullptr, "GetGyroscopeLowRawToDpsCoefficient"},
+    {0x00160000, nullptr, "GetGyroscopeLowCalibrateParam"},
+    {0x00170000, nullptr, "GetSoundVolume"},
+};
+
+////////////////////////////////////////////////////////////////////////////////////////////////////
+// Interface class
+
+Interface::Interface() {
+    Register(FunctionTable, ARRAY_SIZE(FunctionTable));
+}
+
+} // namespace
diff --git a/src/core/hle/service/hid_spvr.h b/src/core/hle/service/hid_spvr.h
new file mode 100644
index 000000000..be506358b
--- /dev/null
+++ b/src/core/hle/service/hid_spvr.h
@@ -0,0 +1,29 @@
+// Copyright 2015 Citra Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#pragma once
+
+#include "core/hle/service/service.h"
+
+////////////////////////////////////////////////////////////////////////////////////////////////////
+// Namespace HID_SPVR
+
+// This service is used for interfacing to physical user controls.
+// Uses include game pad controls, touchscreen, accelerometers, gyroscopes, and debug pad.
+
+namespace HID_SPVR {
+
+/**
+ * HID service interface.
+ */
+class Interface : public Service::Interface {
+public:
+    Interface();
+
+    std::string GetPortName() const override {
+        return "hid:SPVR";
+    }
+};
+
+} // namespace
diff --git a/src/core/hle/service/hid_user.cpp b/src/core/hle/service/hid_user.cpp
new file mode 100644
index 000000000..1fa12ddc9
--- /dev/null
+++ b/src/core/hle/service/hid_user.cpp
@@ -0,0 +1,197 @@
+// Copyright 2014 Citra Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#include "common/log.h"
+
+#include "core/arm/arm_interface.h"
+#include "core/hle/hle.h"
+#include "core/hle/kernel/event.h"
+#include "core/hle/kernel/shared_memory.h"
+#include "hid_user.h"
+
+////////////////////////////////////////////////////////////////////////////////////////////////////
+// Namespace HID_User
+
+namespace HID_User {
+
+// Handle to shared memory region designated to HID_User service
+static Handle shared_mem = 0;
+
+// Event handles
+static Handle event_pad_or_touch_1 = 0;
+static Handle event_pad_or_touch_2 = 0;
+static Handle event_accelerometer = 0;
+static Handle event_gyroscope = 0;
+static Handle event_debug_pad = 0;
+
+// Next Pad state update information
+static PadState next_state = {{0}};
+static u32 next_index = 0;
+static s16 next_circle_x = 0;
+static s16 next_circle_y = 0;
+
+/**
+ * Gets a pointer to the PadData structure inside HID shared memory
+ */
+static inline PadData* GetPadData() {
+    return reinterpret_cast<PadData*>(Kernel::GetSharedMemoryPointer(shared_mem, 0).ValueOr(nullptr));
+}
+
+/**
+ * Circle Pad from keys.
+ *
+ * This is implemented as "pushed all the way to an edge (max) or centered (0)".
+ *
+ * Indicate the circle pad is pushed completely to the edge in 1 of 8 directions.
+ */
+static void UpdateNextCirclePadState() {
+    static const s16 max_value = 0x9C;
+    next_circle_x = next_state.circle_left ? -max_value : 0x0;
+    next_circle_x += next_state.circle_right ? max_value : 0x0;
+    next_circle_y = next_state.circle_down ? -max_value : 0x0;
+    next_circle_y += next_state.circle_up ? max_value : 0x0;
+}
+
+/**
+ * Sets a Pad state (button or button combo) as pressed
+ */
+void PadButtonPress(const PadState& pad_state) {
+    next_state.hex |= pad_state.hex;
+    UpdateNextCirclePadState();
+}
+
+/**
+ * Sets a Pad state (button or button combo) as released
+ */
+void PadButtonRelease(const PadState& pad_state) {
+    next_state.hex &= ~pad_state.hex;
+    UpdateNextCirclePadState();
+}
+
+/**
+ * Called after all Pad changes to be included in this update have been made,
+ * including both Pad key changes and analog circle Pad changes.
+ */
+void PadUpdateComplete() {
+    PadData* pad_data = GetPadData();
+
+    if (pad_data == nullptr) {
+        return;
+    }
+
+    // Update PadData struct
+    pad_data->current_state.hex = next_state.hex;
+    pad_data->index = next_index;
+    next_index = (next_index + 1) % pad_data->entries.size();
+
+    // Get the previous Pad state
+    u32 last_entry_index = (pad_data->index - 1) % pad_data->entries.size();
+    PadState old_state = pad_data->entries[last_entry_index].current_state;
+
+    // Compute bitmask with 1s for bits different from the old state
+    PadState changed;
+    changed.hex = (next_state.hex ^ old_state.hex);
+
+    // Compute what was added
+    PadState additions;
+    additions.hex = changed.hex & next_state.hex;
+
+    // Compute what was removed
+    PadState removals;
+    removals.hex = changed.hex & old_state.hex;
+
+    // Get the current Pad entry
+    PadDataEntry* current_pad_entry = &pad_data->entries[pad_data->index];
+
+    // Update entry properties
+    current_pad_entry->current_state.hex = next_state.hex;
+    current_pad_entry->delta_additions.hex = additions.hex;
+    current_pad_entry->delta_removals.hex = removals.hex;
+
+    // Set circle Pad
+    current_pad_entry->circle_pad_x = next_circle_x;
+    current_pad_entry->circle_pad_y = next_circle_y;
+
+    // If we just updated index 0, provide a new timestamp
+    if (pad_data->index == 0) {
+        pad_data->index_reset_ticks_previous = pad_data->index_reset_ticks;
+        pad_data->index_reset_ticks = (s64)Core::g_app_core->GetTicks();
+    }
+
+    // Signal both handles when there's an update to Pad or touch
+    Kernel::SignalEvent(event_pad_or_touch_1);
+    Kernel::SignalEvent(event_pad_or_touch_2);
+}
+
+
+// TODO(peachum):
+// Add a method for setting analog input from joystick device for the circle Pad.
+//
+// This method should:
+//     * Be called after both PadButton<Press, Release>().
+//     * Be called before PadUpdateComplete()
+//     * Set current PadEntry.circle_pad_<axis> using analog data
+//     * Set PadData.raw_circle_pad_data
+//     * Set PadData.current_state.circle_right = 1 if current PadEntry.circle_pad_x >= 41
+//     * Set PadData.current_state.circle_up = 1 if current PadEntry.circle_pad_y >= 41
+//     * Set PadData.current_state.circle_left = 1 if current PadEntry.circle_pad_x <= -41
+//     * Set PadData.current_state.circle_right = 1 if current PadEntry.circle_pad_y <= -41
+
+
+/**
+ * HID_User::GetIPCHandles service function
+ *  Inputs:
+ *      None
+ *  Outputs:
+ *      1 : Result of function, 0 on success, otherwise error code
+ *      2 : Unused
+ *      3 : Handle to HID_User shared memory
+ *      4 : Event signaled by HID_User
+ *      5 : Event signaled by HID_User
+ *      6 : Event signaled by HID_User
+ *      7 : Gyroscope event
+ *      8 : Event signaled by HID_User
+ */
+void GetIPCHandles(Service::Interface* self) {
+    u32* cmd_buff = Kernel::GetCommandBuffer();
+
+    cmd_buff[1] = 0; // No error
+    cmd_buff[3] = shared_mem;
+    cmd_buff[4] = event_pad_or_touch_1;
+    cmd_buff[5] = event_pad_or_touch_2;
+    cmd_buff[6] = event_accelerometer;
+    cmd_buff[7] = event_gyroscope;
+    cmd_buff[8] = event_debug_pad;
+}
+
+const Interface::FunctionInfo FunctionTable[] = {
+    {0x000A0000, GetIPCHandles, "GetIPCHandles"},
+    {0x000B0000, nullptr,       "StartAnalogStickCalibration"},
+    {0x000E0000, nullptr,       "GetAnalogStickCalibrateParam"},
+    {0x00110000, nullptr,       "EnableAccelerometer"},
+    {0x00120000, nullptr,       "DisableAccelerometer"},
+    {0x00130000, nullptr,       "EnableGyroscopeLow"},
+    {0x00140000, nullptr,       "DisableGyroscopeLow"},
+    {0x00150000, nullptr,       "GetGyroscopeLowRawToDpsCoefficient"},
+    {0x00160000, nullptr,       "GetGyroscopeLowCalibrateParam"},
+    {0x00170000, nullptr,       "GetSoundVolume"},
+};
+
+////////////////////////////////////////////////////////////////////////////////////////////////////
+// Interface class
+
+Interface::Interface() {
+    shared_mem = Kernel::CreateSharedMemory("HID_User:SharedMem"); // Create shared memory object
+
+    // Create event handles
+    event_pad_or_touch_1 = Kernel::CreateEvent(RESETTYPE_ONESHOT, "HID_User:EventPadOrTouch1");
+    event_pad_or_touch_2 = Kernel::CreateEvent(RESETTYPE_ONESHOT, "HID_User:EventPadOrTouch2");
+    event_accelerometer = Kernel::CreateEvent(RESETTYPE_ONESHOT, "HID_User:EventAccelerometer");
+    event_gyroscope = Kernel::CreateEvent(RESETTYPE_ONESHOT, "HID_User:EventGyroscope");
+    event_debug_pad = Kernel::CreateEvent(RESETTYPE_ONESHOT, "HID_User:EventDebugPad");
+
+    Register(FunctionTable, ARRAY_SIZE(FunctionTable));
+}
+
+} // namespace
diff --git a/src/core/hle/service/news_s.cpp b/src/core/hle/service/news_s.cpp
new file mode 100644
index 000000000..1850f59bd
--- /dev/null
+++ b/src/core/hle/service/news_s.cpp
@@ -0,0 +1,25 @@
+// Copyright 2015 Citra Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#include "common/log.h"
+#include "core/hle/hle.h"
+#include "core/hle/service/news_s.h"
+
+////////////////////////////////////////////////////////////////////////////////////////////////////
+// Namespace NEWS_S
+
+namespace NEWS_S {
+
+const Interface::FunctionInfo FunctionTable[] = {
+    {0x000100C6, nullptr,               "AddNotification"},
+};
+
+////////////////////////////////////////////////////////////////////////////////////////////////////
+// Interface class
+
+Interface::Interface() {
+    Register(FunctionTable, ARRAY_SIZE(FunctionTable));
+}
+
+} // namespace
diff --git a/src/core/hle/service/news_s.h b/src/core/hle/service/news_s.h
new file mode 100644
index 000000000..f8b4636d5
--- /dev/null
+++ b/src/core/hle/service/news_s.h
@@ -0,0 +1,23 @@
+// Copyright 2015 Citra Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#pragma once
+
+#include "core/hle/service/service.h"
+
+////////////////////////////////////////////////////////////////////////////////////////////////////
+// Namespace NEWS_S
+
+namespace NEWS_S {
+
+class Interface : public Service::Interface {
+public:
+    Interface();
+
+    std::string GetPortName() const override {
+        return "news:s";
+    }
+};
+
+} // namespace
diff --git a/src/core/hle/service/ns_s.cpp b/src/core/hle/service/ns_s.cpp
new file mode 100644
index 000000000..b9aca4257
--- /dev/null
+++ b/src/core/hle/service/ns_s.cpp
@@ -0,0 +1,27 @@
+// Copyright 2015 Citra Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+
+#include "common/common.h"
+
+#include "core/hle/hle.h"
+#include "core/hle/service/ns_s.h"
+
+////////////////////////////////////////////////////////////////////////////////////////////////////
+// Namespace NS_S
+
+namespace NS_S {
+
+const Interface::FunctionInfo FunctionTable[] = {
+    {0x000200C0, nullptr,                      "LaunchTitle"},
+};
+
+////////////////////////////////////////////////////////////////////////////////////////////////////
+// Interface class
+
+Interface::Interface() {
+    Register(FunctionTable, ARRAY_SIZE(FunctionTable));
+}
+
+} // namespace
diff --git a/src/core/hle/service/ns_s.h b/src/core/hle/service/ns_s.h
new file mode 100644
index 000000000..8d8e849b8
--- /dev/null
+++ b/src/core/hle/service/ns_s.h
@@ -0,0 +1,24 @@
+// Copyright 2015 Citra Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#pragma once
+
+#include "core/hle/service/service.h"
+
+////////////////////////////////////////////////////////////////////////////////////////////////////
+// Namespace NS_S
+
+namespace NS_S {
+
+/// Interface to "NS:S" service
+class Interface : public Service::Interface {
+public:
+    Interface();
+
+    std::string GetPortName() const override {
+        return "ns:s";
+    }
+};
+
+} // namespace
diff --git a/src/core/hle/service/service.cpp b/src/core/hle/service/service.cpp
index 444a4eab1..355196fd3 100644
--- a/src/core/hle/service/service.cpp
+++ b/src/core/hle/service/service.cpp
@@ -10,12 +10,15 @@
 #include "core/hle/service/act_u.h"
 #include "core/hle/service/am_app.h"
 #include "core/hle/service/am_net.h"
+#include "core/hle/service/am_sys.h"
 #include "core/hle/service/apt_a.h"
 #include "core/hle/service/apt_s.h"
 #include "core/hle/service/apt_u.h"
+#include "core/hle/service/boss_p.h"
 #include "core/hle/service/boss_u.h"
 #include "core/hle/service/cam_u.h"
 #include "core/hle/service/cecd_u.h"
+#include "core/hle/service/cecd_s.h"
 #include "core/hle/service/cfg/cfg_i.h"
 #include "core/hle/service/cfg/cfg_s.h"
 #include "core/hle/service/cfg/cfg_u.h"
@@ -23,18 +26,22 @@
 #include "core/hle/service/dsp_dsp.h"
 #include "core/hle/service/err_f.h"
 #include "core/hle/service/fs/fs_user.h"
+#include "core/hle/service/frd_a.h"
 #include "core/hle/service/frd_u.h"
 #include "core/hle/service/gsp_gpu.h"
 #include "core/hle/service/hid/hid_spvr.h"
 #include "core/hle/service/hid/hid_user.h"
+#include "core/hle/service/gsp_lcd.h"
 #include "core/hle/service/http_c.h"
 #include "core/hle/service/ir_rst.h"
 #include "core/hle/service/ir_u.h"
 #include "core/hle/service/ldr_ro.h"
 #include "core/hle/service/mic_u.h"
 #include "core/hle/service/ndm_u.h"
+#include "core/hle/service/news_s.h"
 #include "core/hle/service/news_u.h"
 #include "core/hle/service/nim_aoc.h"
+#include "core/hle/service/ns_s.h"
 #include "core/hle/service/nwm_uds.h"
 #include "core/hle/service/pm_app.h"
 #include "core/hle/service/ptm_play.h"
@@ -90,11 +97,14 @@ void Init() {
     g_manager->AddService(new ACT_U::Interface);
     g_manager->AddService(new AM_APP::Interface);
     g_manager->AddService(new AM_NET::Interface);
+    g_manager->AddService(new AM_SYS::Interface);
     g_manager->AddService(new APT_A::Interface);
     g_manager->AddService(new APT_S::Interface);
     g_manager->AddService(new APT_U::Interface);
+    g_manager->AddService(new BOSS_P::Interface);
     g_manager->AddService(new BOSS_U::Interface);
     g_manager->AddService(new CAM_U::Interface);
+    g_manager->AddService(new CECD_S::Interface);
     g_manager->AddService(new CECD_U::Interface);
     g_manager->AddService(new CFG_I::Interface);
     g_manager->AddService(new CFG_S::Interface);
@@ -102,19 +112,23 @@ void Init() {
     g_manager->AddService(new CSND_SND::Interface);
     g_manager->AddService(new DSP_DSP::Interface);
     g_manager->AddService(new ERR_F::Interface);
+    g_manager->AddService(new FRD_A::Interface);
     g_manager->AddService(new FRD_U::Interface);
     g_manager->AddService(new FS::FSUserInterface);
     g_manager->AddService(new GSP_GPU::Interface);
-    g_manager->AddService(new HID_SPVR::Interface);
+    g_manager->AddService(new GSP_LCD::Interface);
     g_manager->AddService(new HID_User::Interface);
+    g_manager->AddService(new HID_SPVR::Interface);
     g_manager->AddService(new HTTP_C::Interface);
     g_manager->AddService(new IR_RST::Interface);
     g_manager->AddService(new IR_U::Interface);
     g_manager->AddService(new LDR_RO::Interface);
     g_manager->AddService(new MIC_U::Interface);
     g_manager->AddService(new NDM_U::Interface);
+    g_manager->AddService(new NEWS_S::Interface);
     g_manager->AddService(new NEWS_U::Interface);
     g_manager->AddService(new NIM_AOC::Interface);
+    g_manager->AddService(new NS_S::Interface);
     g_manager->AddService(new NWM_UDS::Interface);
     g_manager->AddService(new PM_APP::Interface);
     g_manager->AddService(new PTM_PLAY::Interface);