diff --git a/nx/include/switch.h b/nx/include/switch.h
index 6a541cbd..5af99746 100644
--- a/nx/include/switch.h
+++ b/nx/include/switch.h
@@ -93,6 +93,8 @@ extern "C" {
 #include "switch/services/set.h"
 #include "switch/services/ssl.h"
 #include "switch/services/lr.h"
+#include "switch/services/bt.h"
+#include "switch/services/btdrv.h"
 #include "switch/services/spl.h"
 #include "switch/services/ncm.h"
 #include "switch/services/psc.h"
diff --git a/nx/include/switch/services/bt.h b/nx/include/switch/services/bt.h
new file mode 100644
index 00000000..200b1646
--- /dev/null
+++ b/nx/include/switch/services/bt.h
@@ -0,0 +1,131 @@
+/**
+ * @file bt.h
+ * @brief Bluetooth user (bt) service IPC wrapper.
+ * @author yellows8
+ * @copyright libnx Authors
+ */
+#pragma once
+#include "../types.h"
+#include "../kernel/event.h"
+#include "../services/btdrv.h"
+#include "../sf/service.h"
+
+/// Initialize bt. Only available on [5.0.0+].
+Result btInitialize(void);
+
+/// Exit bt.
+void btExit(void);
+
+/// Gets the Service object for the actual bt service session.
+Service* btGetServiceSession(void);
+
+/**
+ * @brief LeClientReadCharacteristic
+ * @note This is essentially the same as \ref btdrvReadGattCharacteristic.
+ * @param[in] flag Flag
+ * @param[in] unk Unknown
+ * @param[in] unk2 Unknown
+ * @param[in] id0 \ref BtdrvGattId
+ * @param[in] id1 \ref BtdrvGattId
+ */
+Result btLeClientReadCharacteristic(bool flag, u8 unk, u32 unk2, const BtdrvGattId *id0, const BtdrvGattId *id1);
+
+/**
+ * @brief LeClientReadDescriptor
+ * @note This is essentially the same as \ref btdrvReadGattDescriptor.
+ * @param[in] flag Flag
+ * @param[in] unk Unknown
+ * @param[in] unk2 Unknown
+ * @param[in] id0 \ref BtdrvGattId
+ * @param[in] id1 \ref BtdrvGattId
+ * @param[in] id2 \ref BtdrvGattId
+ */
+Result btLeClientReadDescriptor(bool flag, u8 unk, u32 unk2, const BtdrvGattId *id0, const BtdrvGattId *id1, const BtdrvGattId *id2);
+
+/**
+ * @brief LeClientWriteCharacteristic
+ * @note This is essentially the same as \ref btdrvWriteGattCharacteristic.
+ * @param[in] flag Flag
+ * @param[in] unk Unknown
+ * @param[in] flag2 Flag
+ * @param[in] unk2 Unknown
+ * @param[in] id0 \ref BtdrvGattId
+ * @param[in] id1 \ref BtdrvGattId
+ * @param[in] buffer Input buffer.
+ * @param[in] size Input buffer size.
+ */
+Result btLeClientWriteCharacteristic(bool flag, u8 unk, bool flag2, u32 unk2, const BtdrvGattId *id0, const BtdrvGattId *id1, const void* buffer, size_t size);
+
+/**
+ * @brief LeClientWriteDescriptor
+ * @note This is essentially the same as \ref btdrvWriteGattDescriptor.
+ * @param[in] flag Flag
+ * @param[in] unk Unknown
+ * @param[in] unk2 Unknown
+ * @param[in] id0 \ref BtdrvGattId
+ * @param[in] id1 \ref BtdrvGattId
+ * @param[in] id2 \ref BtdrvGattId
+ * @param[in] buffer Input buffer.
+ * @param[in] size Input buffer size.
+ */
+Result btLeClientWriteDescriptor(bool flag, u8 unk, u32 unk2, const BtdrvGattId *id0, const BtdrvGattId *id1, const BtdrvGattId *id2, const void* buffer, size_t size);
+
+/**
+ * @brief LeClientRegisterNotification
+ * @note This is essentially the same as \ref btdrvRegisterGattNotification.
+ * @param[in] flag Flag
+ * @param[in] unk Unknown
+ * @param[in] id0 \ref BtdrvGattId
+ * @param[in] id1 \ref BtdrvGattId
+ */
+Result btLeClientRegisterNotification(bool flag, u32 unk, const BtdrvGattId *id0, const BtdrvGattId *id1);
+
+/**
+ * @brief LeClientDeregisterNotification
+ * @note This is essentially the same as \ref btdrvUnregisterGattNotification.
+ * @param[in] flag Flag
+ * @param[in] unk Unknown
+ * @param[in] id0 \ref BtdrvGattId
+ * @param[in] id1 \ref BtdrvGattId
+ */
+Result btLeClientDeregisterNotification(bool flag, u32 unk, const BtdrvGattId *id0, const BtdrvGattId *id1);
+
+/**
+ * @brief SetLeResponse
+ * @param[in] unk Unknown
+ * @param[in] uuid0 \ref BtdrvGattAttributeUuid
+ * @param[in] uuid1 \ref BtdrvGattAttributeUuid
+ * @param[in] buffer Input buffer.
+ * @param[in] size Input buffer size.
+ */
+Result btSetLeResponse(u8 unk, const BtdrvGattAttributeUuid *uuid0, const BtdrvGattAttributeUuid *uuid1, const void* buffer, size_t size);
+
+/**
+ * @brief LeSendIndication
+ * @param[in] unk Unknown
+ * @param[in] flag Flag
+ * @param[in] uuid0 \ref BtdrvGattAttributeUuid
+ * @param[in] uuid1 \ref BtdrvGattAttributeUuid
+ * @param[in] buffer Input buffer.
+ * @param[in] size Input buffer size.
+ */
+Result btLeSendIndication(u8 unk, bool flag, const BtdrvGattAttributeUuid *uuid0, const BtdrvGattAttributeUuid *uuid1, const void* buffer, size_t size);
+
+/**
+ * @brief GetLeEventInfo
+ * @note This is identical to \ref btdrvGetLeEventInfo except different state is used.
+ * @note The state used by this is reset after writing the data to output.
+ * @param[in] buffer Output buffer. 0x400-bytes from state is written here.
+ * @param[in] size Output buffer size.
+ * @oaram[out] type Output BleEventType.
+ */
+Result btGetLeEventInfo(void* buffer, size_t size, u32 *type);
+
+/**
+ * @brief RegisterBleEvent
+ * @note This is identical to \ref btdrvRegisterBleHidEvent except different state is used.
+ * @note The Event must be closed by the user once finished with it.
+ * @param[out] out_event Output Event with autoclear=true.
+ */
+Result btRegisterBleEvent(Event* out_event);
+
diff --git a/nx/include/switch/services/btdrv.h b/nx/include/switch/services/btdrv.h
new file mode 100644
index 00000000..40ab163b
--- /dev/null
+++ b/nx/include/switch/services/btdrv.h
@@ -0,0 +1,181 @@
+/**
+ * @file btdrv.h
+ * @brief Bluetooth driver (btdrv) service IPC wrapper.
+ * @author yellows8
+ * @copyright libnx Authors
+ */
+#pragma once
+#include "../types.h"
+#include "../kernel/event.h"
+#include "../sf/service.h"
+
+/// Address
+typedef struct {
+    u8 address[0x6];           ///< Address
+} BtdrvAddress;
+
+/// AdapterProperty
+typedef struct {
+    u8 unk_x0[0x103];          ///< Unknown
+} BtdrvAdapterProperty;
+
+/// BluetoothPinCode
+typedef struct {
+    char code[0x10];           ///< PinCode
+} BtdrvBluetoothPinCode;
+
+/// HidData, for pre-9.0.0.
+typedef struct {
+    u16 size;                  ///< Size of data.
+    u8 data[0x280];            ///< Data
+} BtdrvHidData;
+
+/// HidReport, for [9.0.0+].
+typedef struct {
+    u16 size;                  ///< Size of data.
+    u8 data[0x2BC];            ///< Data
+} BtdrvHidReport;
+
+/// PlrStatistics
+typedef struct {
+    u8 unk_x0[0x84];           ///< Unknown
+} BtdrvPlrStatistics;
+
+/// PlrList
+typedef struct {
+    u8 unk_x0[0xA4];           ///< Unknown
+} BtdrvPlrList;
+
+/// ChannelMapList
+typedef struct {
+    u8 unk_x0[0x88];           ///< Unknown
+} BtdrvChannelMapList;
+
+/// LeConnectionParams
+typedef struct {
+    u8 unk_x0[0x14];           ///< Unknown
+} BtdrvLeConnectionParams;
+
+/// BleConnectionParameter
+typedef struct {
+    u8 unk_x0[0xC];           ///< Unknown
+} BtdrvBleConnectionParameter;
+
+/// BleAdvertisePacketData
+typedef struct {
+    u8 unk_x0[0xCC];           ///< Unknown
+} BtdrvBleAdvertisePacketData;
+
+/// BleAdvertiseFilter
+typedef struct {
+    u8 unk_x0[0x3E];           ///< Unknown
+} BtdrvBleAdvertiseFilter;
+
+/// GattAttributeUuid
+typedef struct {
+    u8 unk_x0[0x14];           ///< Unknown
+} BtdrvGattAttributeUuid;
+
+/// GattId
+typedef struct {
+    u8 unk_x0[0x18];           ///< Unknown
+} BtdrvGattId;
+
+/// Initialize btdrv.
+Result btdrvInitialize(void);
+
+/// Exit btdrv.
+void btdrvExit(void);
+
+/// Gets the Service object for the actual btdrv service session.
+Service* btdrvGetServiceSession(void);
+
+/**
+ * @brief ReadGattCharacteristic
+ * @note Only available on [5.0.0+].
+ * @param[in] flag Flag
+ * @param[in] unk Unknown
+ * @param[in] unk2 Unknown
+ * @param[in] id0 \ref BtdrvGattId
+ * @param[in] id1 \ref BtdrvGattId
+ */
+Result btdrvReadGattCharacteristic(bool flag, u8 unk, u32 unk2, const BtdrvGattId *id0, const BtdrvGattId *id1);
+
+/**
+ * @brief ReadGattDescriptor
+ * @note Only available on [5.0.0+].
+ * @param[in] flag Flag
+ * @param[in] unk Unknown
+ * @param[in] unk2 Unknown
+ * @param[in] id0 \ref BtdrvGattId
+ * @param[in] id1 \ref BtdrvGattId
+ * @param[in] id2 \ref BtdrvGattId
+ */
+Result btdrvReadGattDescriptor(bool flag, u8 unk, u32 unk2, const BtdrvGattId *id0, const BtdrvGattId *id1, const BtdrvGattId *id2);
+
+/**
+ * @brief WriteGattCharacteristic
+ * @note Only available on [5.0.0+].
+ * @param[in] flag Flag
+ * @param[in] unk Unknown
+ * @param[in] flag2 Flag
+ * @param[in] unk2 Unknown
+ * @param[in] id0 \ref BtdrvGattId
+ * @param[in] id1 \ref BtdrvGattId
+ * @param[in] buffer Input buffer.
+ * @param[in] size Input buffer size.
+ */
+Result btdrvWriteGattCharacteristic(bool flag, u8 unk, bool flag2, u32 unk2, const BtdrvGattId *id0, const BtdrvGattId *id1, const void* buffer, size_t size);
+
+/**
+ * @brief WriteGattDescriptor
+ * @note Only available on [5.0.0+].
+ * @param[in] flag Flag
+ * @param[in] unk Unknown
+ * @param[in] unk2 Unknown
+ * @param[in] id0 \ref BtdrvGattId
+ * @param[in] id1 \ref BtdrvGattId
+ * @param[in] id2 \ref BtdrvGattId
+ * @param[in] buffer Input buffer.
+ * @param[in] size Input buffer size.
+ */
+Result btdrvWriteGattDescriptor(bool flag, u8 unk, u32 unk2, const BtdrvGattId *id0, const BtdrvGattId *id1, const BtdrvGattId *id2, const void* buffer, size_t size);
+
+/**
+ * @brief RegisterGattNotification
+ * @note Only available on [5.0.0+].
+ * @param[in] flag Flag
+ * @param[in] unk Unknown
+ * @param[in] id0 \ref BtdrvGattId
+ * @param[in] id1 \ref BtdrvGattId
+ */
+Result btdrvRegisterGattNotification(bool flag, u32 unk, const BtdrvGattId *id0, const BtdrvGattId *id1);
+
+/**
+ * @brief UnregisterGattNotification
+ * @note Only available on [5.0.0+].
+ * @param[in] flag Flag
+ * @param[in] unk Unknown
+ * @param[in] id0 \ref BtdrvGattId
+ * @param[in] id1 \ref BtdrvGattId
+ */
+Result btdrvUnregisterGattNotification(bool flag, u32 unk, const BtdrvGattId *id0, const BtdrvGattId *id1);
+
+/**
+ * @brief GetLeEventInfo
+ * @note Only available on [5.0.0+].
+ * @note The state used by this is reset after writing the data to output.
+ * @param[in] buffer Output buffer. 0x400-bytes from state is written here.
+ * @param[in] size Output buffer size.
+ * @oaram[out] type Output BleEventType.
+ */
+Result btdrvGetLeEventInfo(void* buffer, size_t size, u32 *type);
+
+/**
+ * @brief RegisterBleHidEvent
+ * @note Only available on [5.0.0+].
+ * @note The Event must be closed by the user once finished with it.
+ * @param[out] out_event Output Event with autoclear=true.
+ */
+Result btdrvRegisterBleHidEvent(Event* out_event);
+
diff --git a/nx/source/services/bt.c b/nx/source/services/bt.c
new file mode 100644
index 00000000..2d2af8cc
--- /dev/null
+++ b/nx/source/services/bt.c
@@ -0,0 +1,178 @@
+#define NX_SERVICE_ASSUME_NON_DOMAIN
+#include <string.h>
+#include "service_guard.h"
+#include "runtime/hosversion.h"
+#include "services/bt.h"
+#include "services/applet.h"
+
+static Service g_btSrv;
+
+NX_GENERATE_SERVICE_GUARD(bt);
+
+Result _btInitialize(void) {
+    if (hosversionBefore(5,0,0))
+        return MAKERESULT(Module_Libnx, LibnxError_IncompatSysVer);
+
+    return smGetService(&g_btSrv, "bt");
+}
+
+void _btCleanup(void) {
+    serviceClose(&g_btSrv);
+}
+
+Service* btGetServiceSession(void) {
+    return &g_btSrv;
+}
+
+Result btLeClientReadCharacteristic(bool flag, u8 unk, u32 unk2, const BtdrvGattId *id0, const BtdrvGattId *id1) {
+    const struct {
+        u8 flag;
+        u8 unk;
+        u8 pad[2];
+        u32 unk2;
+        BtdrvGattId id0;
+        BtdrvGattId id1;
+        u64 AppletResourceUserId;
+    } in = { flag!=0, unk, {0}, unk2, *id0, *id1, appletGetAppletResourceUserId() };
+
+    return serviceDispatchIn(&g_btSrv, 0, in,
+        .in_send_pid = true,
+    );
+}
+
+Result btLeClientReadDescriptor(bool flag, u8 unk, u32 unk2, const BtdrvGattId *id0, const BtdrvGattId *id1, const BtdrvGattId *id2) {
+    const struct {
+        u8 flag;
+        u8 unk;
+        u8 pad[2];
+        u32 unk2;
+        BtdrvGattId id0;
+        BtdrvGattId id1;
+        BtdrvGattId id2;
+        u64 AppletResourceUserId;
+    } in = { flag!=0, unk, {0}, unk2, *id0, *id1, *id2, appletGetAppletResourceUserId() };
+
+    return serviceDispatchIn(&g_btSrv, 1, in,
+        .in_send_pid = true,
+    );
+}
+
+Result btLeClientWriteCharacteristic(bool flag, u8 unk, bool flag2, u32 unk2, const BtdrvGattId *id0, const BtdrvGattId *id1, const void* buffer, size_t size) {
+    const struct {
+        u8 flag;
+        u8 unk;
+        u8 flag2;
+        u8 pad;
+        u32 unk2;
+        BtdrvGattId id0;
+        BtdrvGattId id1;
+        u64 AppletResourceUserId;
+    } in = { flag!=0, unk, flag2!=0, 0, unk2, *id0, *id1, appletGetAppletResourceUserId() };
+
+    return serviceDispatchIn(&g_btSrv, 2, in,
+        .buffer_attrs = { SfBufferAttr_HipcPointer | SfBufferAttr_In },
+        .buffers = { { buffer, size } },
+        .in_send_pid = true,
+    );
+}
+
+Result btLeClientWriteDescriptor(bool flag, u8 unk, u32 unk2, const BtdrvGattId *id0, const BtdrvGattId *id1, const BtdrvGattId *id2, const void* buffer, size_t size) {
+    const struct {
+        u8 flag;
+        u8 unk;
+        u8 pad[2];
+        u32 unk2;
+        BtdrvGattId id0;
+        BtdrvGattId id1;
+        BtdrvGattId id2;
+        u64 AppletResourceUserId;
+    } in = { flag!=0, unk, {0}, unk2, *id0, *id1, *id2, appletGetAppletResourceUserId() };
+
+    return serviceDispatchIn(&g_btSrv, 3, in,
+        .buffer_attrs = { SfBufferAttr_HipcPointer | SfBufferAttr_In },
+        .buffers = { { buffer, size } },
+        .in_send_pid = true,
+    );
+}
+
+static Result _btLeClientNotification(bool flag, u32 unk, const BtdrvGattId *id0, const BtdrvGattId *id1, u32 cmd_id) {
+    const struct {
+        u8 flag;
+        u8 pad[3];
+        u32 unk;
+        BtdrvGattId id0;
+        BtdrvGattId id1;
+        u64 AppletResourceUserId;
+    } in = { flag!=0, {0}, unk, *id0, *id1, appletGetAppletResourceUserId() };
+
+    return serviceDispatchIn(&g_btSrv, cmd_id, in,
+        .in_send_pid = true,
+    );
+}
+
+Result btLeClientRegisterNotification(bool flag, u32 unk, const BtdrvGattId *id0, const BtdrvGattId *id1) {
+    return _btLeClientNotification(flag, unk, id0, id1, 4);
+}
+
+Result btLeClientDeregisterNotification(bool flag, u32 unk, const BtdrvGattId *id0, const BtdrvGattId *id1) {
+    return _btLeClientNotification(flag, unk, id0, id1, 5);
+}
+
+Result btSetLeResponse(u8 unk, const BtdrvGattAttributeUuid *uuid0, const BtdrvGattAttributeUuid *uuid1, const void* buffer, size_t size) {
+    const struct {
+        u8 unk;
+        u8 pad[3];
+        BtdrvGattAttributeUuid uuid0;
+        BtdrvGattAttributeUuid uuid1;
+        u8 pad2[4];
+        u64 AppletResourceUserId;
+    } in = { unk, {0}, *uuid0, *uuid1, {0}, appletGetAppletResourceUserId() };
+
+    return serviceDispatchIn(&g_btSrv, 6, in,
+        .buffer_attrs = { SfBufferAttr_HipcPointer | SfBufferAttr_In },
+        .buffers = { { buffer, size } },
+        .in_send_pid = true,
+    );
+}
+
+Result btLeSendIndication(u8 unk, bool flag, const BtdrvGattAttributeUuid *uuid0, const BtdrvGattAttributeUuid *uuid1, const void* buffer, size_t size) {
+    const struct {
+        u8 unk;
+        u8 flag;
+        u8 pad[2];
+        BtdrvGattAttributeUuid uuid0;
+        BtdrvGattAttributeUuid uuid1;
+        u8 pad2[4];
+        u64 AppletResourceUserId;
+    } in = { unk, flag!=0, {0}, *uuid0, *uuid1, {0}, appletGetAppletResourceUserId() };
+
+    return serviceDispatchIn(&g_btSrv, 7, in,
+        .buffer_attrs = { SfBufferAttr_HipcPointer | SfBufferAttr_In },
+        .buffers = { { buffer, size } },
+        .in_send_pid = true,
+    );
+}
+
+Result btGetLeEventInfo(void* buffer, size_t size, u32 *type) {
+    u64 AppletResourceUserId = appletGetAppletResourceUserId();
+    return serviceDispatchInOut(&g_btSrv, 8, AppletResourceUserId, *type,
+        .buffer_attrs = { SfBufferAttr_HipcPointer | SfBufferAttr_Out },
+        .buffers = { { buffer, size } },
+        .in_send_pid = true,
+    );
+}
+
+Result btRegisterBleEvent(Event* out_event) {
+    Handle tmp_handle = INVALID_HANDLE;
+    Result rc = 0;
+    u64 AppletResourceUserId = appletGetAppletResourceUserId();
+
+    rc = serviceDispatchIn(&g_btSrv, 9, AppletResourceUserId,
+        .in_send_pid = true,
+        .out_handle_attrs = { SfOutHandleAttr_HipcCopy },
+        .out_handles = &tmp_handle,
+    );
+    if (R_SUCCEEDED(rc)) eventLoadRemote(out_event, tmp_handle, true);
+    return rc;
+}
+
diff --git a/nx/source/services/btdrv.c b/nx/source/services/btdrv.c
new file mode 100644
index 00000000..9cb8bbb5
--- /dev/null
+++ b/nx/source/services/btdrv.c
@@ -0,0 +1,153 @@
+#define NX_SERVICE_ASSUME_NON_DOMAIN
+#include <string.h>
+#include "service_guard.h"
+#include "runtime/hosversion.h"
+#include "services/btdrv.h"
+
+static Service g_btdrvSrv;
+
+NX_GENERATE_SERVICE_GUARD(btdrv);
+
+Result _btdrvInitialize(void) {
+    return smGetService(&g_btdrvSrv, "btdrv");
+}
+
+void _btdrvCleanup(void) {
+    serviceClose(&g_btdrvSrv);
+}
+
+Service* btdrvGetServiceSession(void) {
+    return &g_btdrvSrv;
+}
+
+Result btdrvReadGattCharacteristic(bool flag, u8 unk, u32 unk2, const BtdrvGattId *id0, const BtdrvGattId *id1) {
+    if (hosversionBefore(5,0,0))
+        return MAKERESULT(Module_Libnx, LibnxError_IncompatSysVer);
+    u32 cmd_id = hosversionBefore(6,0,0) ? 89 : 90;
+
+    const struct {
+        u8 flag;
+        u8 unk;
+        u8 pad[2];
+        u32 unk2;
+        BtdrvGattId id0;
+        BtdrvGattId id1;
+    } in = { flag!=0, unk, {0}, unk2, *id0, *id1};
+
+    return serviceDispatchIn(&g_btdrvSrv, cmd_id, in);
+}
+
+Result btdrvReadGattDescriptor(bool flag, u8 unk, u32 unk2, const BtdrvGattId *id0, const BtdrvGattId *id1, const BtdrvGattId *id2) {
+    if (hosversionBefore(5,0,0))
+        return MAKERESULT(Module_Libnx, LibnxError_IncompatSysVer);
+    u32 cmd_id = hosversionBefore(6,0,0) ? 90 : 91;
+
+    const struct {
+        u8 flag;
+        u8 unk;
+        u8 pad[2];
+        u32 unk2;
+        BtdrvGattId id0;
+        BtdrvGattId id1;
+        BtdrvGattId id2;
+    } in = { flag!=0, unk, {0}, unk2, *id0, *id1, *id2 };
+
+    return serviceDispatchIn(&g_btdrvSrv, cmd_id, in);
+}
+
+Result btdrvWriteGattCharacteristic(bool flag, u8 unk, bool flag2, u32 unk2, const BtdrvGattId *id0, const BtdrvGattId *id1, const void* buffer, size_t size) {
+    if (hosversionBefore(5,0,0))
+        return MAKERESULT(Module_Libnx, LibnxError_IncompatSysVer);
+    u32 cmd_id = hosversionBefore(6,0,0) ? 91 : 92;
+
+    const struct {
+        u8 flag;
+        u8 unk;
+        u8 flag2;
+        u8 pad;
+        u32 unk2;
+        BtdrvGattId id0;
+        BtdrvGattId id1;
+    } in = { flag!=0, unk, flag2!=0, 0, unk2, *id0, *id1 };
+
+    return serviceDispatchIn(&g_btdrvSrv, cmd_id, in,
+        .buffer_attrs = { SfBufferAttr_HipcPointer | SfBufferAttr_In },
+        .buffers = { { buffer, size } },
+    );
+}
+
+Result btdrvWriteGattDescriptor(bool flag, u8 unk, u32 unk2, const BtdrvGattId *id0, const BtdrvGattId *id1, const BtdrvGattId *id2, const void* buffer, size_t size) {
+    if (hosversionBefore(5,0,0))
+        return MAKERESULT(Module_Libnx, LibnxError_IncompatSysVer);
+    u32 cmd_id = hosversionBefore(6,0,0) ? 92 : 93;
+
+    const struct {
+        u8 flag;
+        u8 unk;
+        u8 pad[2];
+        u32 unk2;
+        BtdrvGattId id0;
+        BtdrvGattId id1;
+        BtdrvGattId id2;
+    } in = { flag!=0, unk, {0}, unk2, *id0, *id1, *id2 };
+
+    return serviceDispatchIn(&g_btdrvSrv, cmd_id, in,
+        .buffer_attrs = { SfBufferAttr_HipcPointer | SfBufferAttr_In },
+        .buffers = { { buffer, size } },
+    );
+}
+
+static Result _btdrvGattNotification(bool flag, u32 unk, const BtdrvGattId *id0, const BtdrvGattId *id1, u32 cmd_id) {
+    const struct {
+        u8 flag;
+        u8 pad[3];
+        u32 unk;
+        BtdrvGattId id0;
+        BtdrvGattId id1;
+    } in = { flag!=0, {0}, unk, *id0, *id1 };
+
+    return serviceDispatchIn(&g_btdrvSrv, cmd_id, in);
+}
+
+Result btdrvRegisterGattNotification(bool flag, u32 unk, const BtdrvGattId *id0, const BtdrvGattId *id1) {
+    if (hosversionBefore(5,0,0))
+        return MAKERESULT(Module_Libnx, LibnxError_IncompatSysVer);
+
+    return _btdrvGattNotification(flag, unk, id0, id1, 94);
+}
+
+Result btdrvUnregisterGattNotification(bool flag, u32 unk, const BtdrvGattId *id0, const BtdrvGattId *id1) {
+    if (hosversionBefore(5,0,0))
+        return MAKERESULT(Module_Libnx, LibnxError_IncompatSysVer);
+    u32 cmd_id = hosversionBefore(6,0,0) ? 93 : 95;
+
+    return _btdrvGattNotification(flag, unk, id0, id1, cmd_id);
+}
+
+Result btdrvGetLeEventInfo(void* buffer, size_t size, u32 *type) {
+    if (hosversionBefore(5,0,0))
+        return MAKERESULT(Module_Libnx, LibnxError_IncompatSysVer);
+    u32 cmd_id = hosversionBefore(6,0,0) ? 95 : 96;
+
+    return serviceDispatchOut(&g_btdrvSrv, cmd_id, *type,
+        .buffer_attrs = { SfBufferAttr_HipcPointer | SfBufferAttr_Out },
+        .buffers = { { buffer, size } },
+    );
+}
+
+Result btdrvRegisterBleHidEvent(Event* out_event) {
+    if (hosversionBefore(5,0,0))
+        return MAKERESULT(Module_Libnx, LibnxError_IncompatSysVer);
+    u32 cmd_id = hosversionBefore(6,0,0) ? 96 : 97;
+
+    Handle tmp_handle = INVALID_HANDLE;
+    Result rc = 0;
+
+    rc = serviceDispatch(&g_btdrvSrv, cmd_id,
+        .out_handle_attrs = { SfOutHandleAttr_HipcCopy },
+        .out_handles = &tmp_handle,
+    );
+    if (R_SUCCEEDED(rc)) eventLoadRemote(out_event, tmp_handle, true);
+    return rc;
+}
+