diff --git a/src/userland/hid/Makefile b/src/userland/hid/Makefile
index 462034d..81bcd9d 100644
--- a/src/userland/hid/Makefile
+++ b/src/userland/hid/Makefile
@@ -7,7 +7,7 @@
 
 BUILD_FOLDER = build
 
-SOURCE_FILES := $(shell find . -name *.c -or -name *.asm -or -name *.s)
+SOURCE_FILES := $(shell find . -name "*.c" -or -name "*.asm" -or -name "*.s")
 OBJS := $(SOURCE_FILES:%=$(BUILD_FOLDER)/%.o)
 
 NAME = hid

diff --git a/src/userland/hid/Makefile b/src/userland/hid/Makefile
index 462034d..81bcd9d 100644
--- a/src/userland/hid/Makefile
+++ b/src/userland/hid/Makefile
@@ -7,7 +7,7 @@
 
 BUILD_FOLDER = build
 
-SOURCE_FILES := $(shell find . -name *.c -or -name *.asm -or -name *.s)
+SOURCE_FILES := $(shell find . -name "*.c" -or -name "*.asm" -or -name "*.s")
 OBJS := $(SOURCE_FILES:%=$(BUILD_FOLDER)/%.o)
 
 NAME = hid
diff --git a/src/userland/hid/compile_flags.txt b/src/userland/hid/compile_flags.txt
new file mode 100644
index 0000000..a432e7b
--- /dev/null
+++ b/src/userland/hid/compile_flags.txt
@@ -0,0 +1,6 @@
+-I./include
+-I../../include
+clang
+-fms-extensions
+-Wno-microsoft-anon-tag
+-Wno-incompatible-library-redeclaration

diff --git a/src/userland/hid/Makefile b/src/userland/hid/Makefile
index 462034d..81bcd9d 100644
--- a/src/userland/hid/Makefile
+++ b/src/userland/hid/Makefile
@@ -7,7 +7,7 @@
 
 BUILD_FOLDER = build
 
-SOURCE_FILES := $(shell find . -name *.c -or -name *.asm -or -name *.s)
+SOURCE_FILES := $(shell find . -name "*.c" -or -name "*.asm" -or -name "*.s")
 OBJS := $(SOURCE_FILES:%=$(BUILD_FOLDER)/%.o)
 
 NAME = hid
diff --git a/src/userland/hid/compile_flags.txt b/src/userland/hid/compile_flags.txt
new file mode 100644
index 0000000..a432e7b
--- /dev/null
+++ b/src/userland/hid/compile_flags.txt
@@ -0,0 +1,6 @@
+-I./include
+-I../../include
+clang
+-fms-extensions
+-Wno-microsoft-anon-tag
+-Wno-incompatible-library-redeclaration
diff --git a/src/userland/hid/hid.h b/src/userland/hid/hid.h
deleted file mode 100644
index 329fcc9..0000000
--- a/src/userland/hid/hid.h
+++ /dev/null
@@ -1,44 +0,0 @@
-#ifndef HID_H
-#define HID_H
-
-#include <hlib.h>
-
-typedef struct {
-    uint32_t serviceId;
-    uint32_t deviceId;
-    uint32_t normalFunction;
-    void *buffer;
-    ListElement *inputReaders;
-} HIDDevice;
-
-typedef struct {
-    uint8_t buttons;
-    int8_t x, y;
-} __attribute__((packed)) MouseReport;
-
-typedef struct {
-    char *name;
-    uint32_t id;
-} UsagePage;
-
-extern UsagePage *getUsagePage(uint32_t id);
-
-typedef struct {
-    uint32_t padding;
-    uint32_t reportSize, reportCount;
-    uint32_t totalBits;
-    uint32_t usageMin, usageMax;
-    uint32_t logicalMin, logicalMax;
-    UsagePage *usagePage;
-    ListElement *usages;
-} ReportParserState;
-
-typedef struct {
-    uint8_t usage;
-    uint8_t size;
-    int32_t min, max;
-    UsagePage *usagePage;
-    bool discard, relative, isSigned;
-} InputReader;
-
-#endif

diff --git a/src/userland/hid/Makefile b/src/userland/hid/Makefile
index 462034d..81bcd9d 100644
--- a/src/userland/hid/Makefile
+++ b/src/userland/hid/Makefile
@@ -7,7 +7,7 @@
 
 BUILD_FOLDER = build
 
-SOURCE_FILES := $(shell find . -name *.c -or -name *.asm -or -name *.s)
+SOURCE_FILES := $(shell find . -name "*.c" -or -name "*.asm" -or -name "*.s")
 OBJS := $(SOURCE_FILES:%=$(BUILD_FOLDER)/%.o)
 
 NAME = hid
diff --git a/src/userland/hid/compile_flags.txt b/src/userland/hid/compile_flags.txt
new file mode 100644
index 0000000..a432e7b
--- /dev/null
+++ b/src/userland/hid/compile_flags.txt
@@ -0,0 +1,6 @@
+-I./include
+-I../../include
+clang
+-fms-extensions
+-Wno-microsoft-anon-tag
+-Wno-incompatible-library-redeclaration
diff --git a/src/userland/hid/hid.h b/src/userland/hid/hid.h
deleted file mode 100644
index 329fcc9..0000000
--- a/src/userland/hid/hid.h
+++ /dev/null
@@ -1,44 +0,0 @@
-#ifndef HID_H
-#define HID_H
-
-#include <hlib.h>
-
-typedef struct {
-    uint32_t serviceId;
-    uint32_t deviceId;
-    uint32_t normalFunction;
-    void *buffer;
-    ListElement *inputReaders;
-} HIDDevice;
-
-typedef struct {
-    uint8_t buttons;
-    int8_t x, y;
-} __attribute__((packed)) MouseReport;
-
-typedef struct {
-    char *name;
-    uint32_t id;
-} UsagePage;
-
-extern UsagePage *getUsagePage(uint32_t id);
-
-typedef struct {
-    uint32_t padding;
-    uint32_t reportSize, reportCount;
-    uint32_t totalBits;
-    uint32_t usageMin, usageMax;
-    uint32_t logicalMin, logicalMax;
-    UsagePage *usagePage;
-    ListElement *usages;
-} ReportParserState;
-
-typedef struct {
-    uint8_t usage;
-    uint8_t size;
-    int32_t min, max;
-    UsagePage *usagePage;
-    bool discard, relative, isSigned;
-} InputReader;
-
-#endif
diff --git a/src/userland/hid/include/hid.h b/src/userland/hid/include/hid.h
new file mode 100644
index 0000000..7b177fa
--- /dev/null
+++ b/src/userland/hid/include/hid.h
@@ -0,0 +1,45 @@
+#ifndef HID_H
+#define HID_H
+
+#include <hlib.h>
+
+typedef struct {
+    uint32_t serviceId;
+    uint32_t deviceId;
+    uint32_t normalFunction;
+    void *buffer;
+    ListElement *inputReaders;
+} HIDDevice;
+
+typedef struct {
+    uint8_t buttons;
+    int8_t x, y;
+} __attribute__((packed)) MouseReport;
+
+typedef struct {
+    char *name;
+    uint32_t id;
+} UsagePage;
+
+extern UsagePage *getUsagePage(uint32_t id);
+extern void initializeUsagePages();
+
+typedef struct {
+    uint32_t padding;
+    uint32_t reportSize, reportCount;
+    uint32_t totalBits;
+    uint32_t usageMin, usageMax;
+    uint32_t logicalMin, logicalMax;
+    UsagePage *usagePage;
+    ListElement *usages;
+} ReportParserState;
+
+typedef struct {
+    uint8_t usage;
+    uint8_t size;
+    int32_t min, max;
+    UsagePage *usagePage;
+    bool discard, relative, isSigned;
+} InputReader;
+
+#endif

diff --git a/src/userland/hid/Makefile b/src/userland/hid/Makefile
index 462034d..81bcd9d 100644
--- a/src/userland/hid/Makefile
+++ b/src/userland/hid/Makefile
@@ -7,7 +7,7 @@
 
 BUILD_FOLDER = build
 
-SOURCE_FILES := $(shell find . -name *.c -or -name *.asm -or -name *.s)
+SOURCE_FILES := $(shell find . -name "*.c" -or -name "*.asm" -or -name "*.s")
 OBJS := $(SOURCE_FILES:%=$(BUILD_FOLDER)/%.o)
 
 NAME = hid
diff --git a/src/userland/hid/compile_flags.txt b/src/userland/hid/compile_flags.txt
new file mode 100644
index 0000000..a432e7b
--- /dev/null
+++ b/src/userland/hid/compile_flags.txt
@@ -0,0 +1,6 @@
+-I./include
+-I../../include
+clang
+-fms-extensions
+-Wno-microsoft-anon-tag
+-Wno-incompatible-library-redeclaration
diff --git a/src/userland/hid/hid.h b/src/userland/hid/hid.h
deleted file mode 100644
index 329fcc9..0000000
--- a/src/userland/hid/hid.h
+++ /dev/null
@@ -1,44 +0,0 @@
-#ifndef HID_H
-#define HID_H
-
-#include <hlib.h>
-
-typedef struct {
-    uint32_t serviceId;
-    uint32_t deviceId;
-    uint32_t normalFunction;
-    void *buffer;
-    ListElement *inputReaders;
-} HIDDevice;
-
-typedef struct {
-    uint8_t buttons;
-    int8_t x, y;
-} __attribute__((packed)) MouseReport;
-
-typedef struct {
-    char *name;
-    uint32_t id;
-} UsagePage;
-
-extern UsagePage *getUsagePage(uint32_t id);
-
-typedef struct {
-    uint32_t padding;
-    uint32_t reportSize, reportCount;
-    uint32_t totalBits;
-    uint32_t usageMin, usageMax;
-    uint32_t logicalMin, logicalMax;
-    UsagePage *usagePage;
-    ListElement *usages;
-} ReportParserState;
-
-typedef struct {
-    uint8_t usage;
-    uint8_t size;
-    int32_t min, max;
-    UsagePage *usagePage;
-    bool discard, relative, isSigned;
-} InputReader;
-
-#endif
diff --git a/src/userland/hid/include/hid.h b/src/userland/hid/include/hid.h
new file mode 100644
index 0000000..7b177fa
--- /dev/null
+++ b/src/userland/hid/include/hid.h
@@ -0,0 +1,45 @@
+#ifndef HID_H
+#define HID_H
+
+#include <hlib.h>
+
+typedef struct {
+    uint32_t serviceId;
+    uint32_t deviceId;
+    uint32_t normalFunction;
+    void *buffer;
+    ListElement *inputReaders;
+} HIDDevice;
+
+typedef struct {
+    uint8_t buttons;
+    int8_t x, y;
+} __attribute__((packed)) MouseReport;
+
+typedef struct {
+    char *name;
+    uint32_t id;
+} UsagePage;
+
+extern UsagePage *getUsagePage(uint32_t id);
+extern void initializeUsagePages();
+
+typedef struct {
+    uint32_t padding;
+    uint32_t reportSize, reportCount;
+    uint32_t totalBits;
+    uint32_t usageMin, usageMax;
+    uint32_t logicalMin, logicalMax;
+    UsagePage *usagePage;
+    ListElement *usages;
+} ReportParserState;
+
+typedef struct {
+    uint8_t usage;
+    uint8_t size;
+    int32_t min, max;
+    UsagePage *usagePage;
+    bool discard, relative, isSigned;
+} InputReader;
+
+#endif
diff --git a/src/userland/hid/main.c b/src/userland/hid/main.c
index 6d8246d..2244f95 100644
--- a/src/userland/hid/main.c
+++ b/src/userland/hid/main.c
@@ -1,7 +1,7 @@
 #define ALLOC_MAIN
 #include <hlib.h>
 
-#include "hid.h"
+#include <hid.h>
 
 REQUEST(checkFocus, "ioManager", "checkFocus");
 REQUEST(moveRelative, "mouse", "moveRelative");
@@ -31,7 +31,7 @@
 
 char *usage(UsagePage *usagePage, uint32_t data) {
     if (usagePage->id != 1) { // Generic Desktop Page
-        return "Unknown";
+        return "Unknown: unimplemented usage page";
     }
     switch (data) {
     case 0: return "Undefined";
@@ -263,6 +263,7 @@
 
 void initialize() {
     createFunction("registerHID", (void *)registerHID);
+    initializeUsagePages();
 }
 
 int32_t main() {

diff --git a/src/userland/hid/Makefile b/src/userland/hid/Makefile
index 462034d..81bcd9d 100644
--- a/src/userland/hid/Makefile
+++ b/src/userland/hid/Makefile
@@ -7,7 +7,7 @@
 
 BUILD_FOLDER = build
 
-SOURCE_FILES := $(shell find . -name *.c -or -name *.asm -or -name *.s)
+SOURCE_FILES := $(shell find . -name "*.c" -or -name "*.asm" -or -name "*.s")
 OBJS := $(SOURCE_FILES:%=$(BUILD_FOLDER)/%.o)
 
 NAME = hid
diff --git a/src/userland/hid/compile_flags.txt b/src/userland/hid/compile_flags.txt
new file mode 100644
index 0000000..a432e7b
--- /dev/null
+++ b/src/userland/hid/compile_flags.txt
@@ -0,0 +1,6 @@
+-I./include
+-I../../include
+clang
+-fms-extensions
+-Wno-microsoft-anon-tag
+-Wno-incompatible-library-redeclaration
diff --git a/src/userland/hid/hid.h b/src/userland/hid/hid.h
deleted file mode 100644
index 329fcc9..0000000
--- a/src/userland/hid/hid.h
+++ /dev/null
@@ -1,44 +0,0 @@
-#ifndef HID_H
-#define HID_H
-
-#include <hlib.h>
-
-typedef struct {
-    uint32_t serviceId;
-    uint32_t deviceId;
-    uint32_t normalFunction;
-    void *buffer;
-    ListElement *inputReaders;
-} HIDDevice;
-
-typedef struct {
-    uint8_t buttons;
-    int8_t x, y;
-} __attribute__((packed)) MouseReport;
-
-typedef struct {
-    char *name;
-    uint32_t id;
-} UsagePage;
-
-extern UsagePage *getUsagePage(uint32_t id);
-
-typedef struct {
-    uint32_t padding;
-    uint32_t reportSize, reportCount;
-    uint32_t totalBits;
-    uint32_t usageMin, usageMax;
-    uint32_t logicalMin, logicalMax;
-    UsagePage *usagePage;
-    ListElement *usages;
-} ReportParserState;
-
-typedef struct {
-    uint8_t usage;
-    uint8_t size;
-    int32_t min, max;
-    UsagePage *usagePage;
-    bool discard, relative, isSigned;
-} InputReader;
-
-#endif
diff --git a/src/userland/hid/include/hid.h b/src/userland/hid/include/hid.h
new file mode 100644
index 0000000..7b177fa
--- /dev/null
+++ b/src/userland/hid/include/hid.h
@@ -0,0 +1,45 @@
+#ifndef HID_H
+#define HID_H
+
+#include <hlib.h>
+
+typedef struct {
+    uint32_t serviceId;
+    uint32_t deviceId;
+    uint32_t normalFunction;
+    void *buffer;
+    ListElement *inputReaders;
+} HIDDevice;
+
+typedef struct {
+    uint8_t buttons;
+    int8_t x, y;
+} __attribute__((packed)) MouseReport;
+
+typedef struct {
+    char *name;
+    uint32_t id;
+} UsagePage;
+
+extern UsagePage *getUsagePage(uint32_t id);
+extern void initializeUsagePages();
+
+typedef struct {
+    uint32_t padding;
+    uint32_t reportSize, reportCount;
+    uint32_t totalBits;
+    uint32_t usageMin, usageMax;
+    uint32_t logicalMin, logicalMax;
+    UsagePage *usagePage;
+    ListElement *usages;
+} ReportParserState;
+
+typedef struct {
+    uint8_t usage;
+    uint8_t size;
+    int32_t min, max;
+    UsagePage *usagePage;
+    bool discard, relative, isSigned;
+} InputReader;
+
+#endif
diff --git a/src/userland/hid/main.c b/src/userland/hid/main.c
index 6d8246d..2244f95 100644
--- a/src/userland/hid/main.c
+++ b/src/userland/hid/main.c
@@ -1,7 +1,7 @@
 #define ALLOC_MAIN
 #include <hlib.h>
 
-#include "hid.h"
+#include <hid.h>
 
 REQUEST(checkFocus, "ioManager", "checkFocus");
 REQUEST(moveRelative, "mouse", "moveRelative");
@@ -31,7 +31,7 @@
 
 char *usage(UsagePage *usagePage, uint32_t data) {
     if (usagePage->id != 1) { // Generic Desktop Page
-        return "Unknown";
+        return "Unknown: unimplemented usage page";
     }
     switch (data) {
     case 0: return "Undefined";
@@ -263,6 +263,7 @@
 
 void initialize() {
     createFunction("registerHID", (void *)registerHID);
+    initializeUsagePages();
 }
 
 int32_t main() {
diff --git a/src/userland/hid/usagePages.c b/src/userland/hid/usagePages.c
deleted file mode 100644
index 6c21ec3..0000000
--- a/src/userland/hid/usagePages.c
+++ /dev/null
@@ -1,44 +0,0 @@
-#include "hid.h"
-
-// https://www.usb.org/sites/default/files/documents/hut1_12v2.pdf
-// page 14, section 3, table 1: Usage Page Summary
-UsagePage usagePages[] = {
-    {
-        .name = "Undefined",
-    }, {
-        .name = "Generic Desktop Controls",
-    }, {
-        .name = "Simulation Controls",
-    }, {
-        .name = "VR Controls",
-    }, {
-        .name = "Sport Controls",
-    }, {
-        .name = "Game Controls",
-    }, {
-        .name = "Generic Device Controls",
-    }, {
-        .name = "Keyboard/Keypad",
-    }, {
-        .name = "LEDs",
-    }, {
-        .name = "Button",
-    }, {
-        .name = "Ordinal",
-    }, {
-        .name = "Telephony",
-    }, {
-        .name = "Consumer",
-    }, {
-        .name = "Digitizer",
-    }, {
-        .name = "PID Page",
-    },
-};
-
-UsagePage *getUsagePage(uint32_t id) {
-    if (id >= sizeof(usagePages) / sizeof(usagePages[0])) {
-        return &usagePages[0];
-    }
-    return &usagePages[id];
-}

diff --git a/src/userland/hid/Makefile b/src/userland/hid/Makefile
index 462034d..81bcd9d 100644
--- a/src/userland/hid/Makefile
+++ b/src/userland/hid/Makefile
@@ -7,7 +7,7 @@
 
 BUILD_FOLDER = build
 
-SOURCE_FILES := $(shell find . -name *.c -or -name *.asm -or -name *.s)
+SOURCE_FILES := $(shell find . -name "*.c" -or -name "*.asm" -or -name "*.s")
 OBJS := $(SOURCE_FILES:%=$(BUILD_FOLDER)/%.o)
 
 NAME = hid
diff --git a/src/userland/hid/compile_flags.txt b/src/userland/hid/compile_flags.txt
new file mode 100644
index 0000000..a432e7b
--- /dev/null
+++ b/src/userland/hid/compile_flags.txt
@@ -0,0 +1,6 @@
+-I./include
+-I../../include
+clang
+-fms-extensions
+-Wno-microsoft-anon-tag
+-Wno-incompatible-library-redeclaration
diff --git a/src/userland/hid/hid.h b/src/userland/hid/hid.h
deleted file mode 100644
index 329fcc9..0000000
--- a/src/userland/hid/hid.h
+++ /dev/null
@@ -1,44 +0,0 @@
-#ifndef HID_H
-#define HID_H
-
-#include <hlib.h>
-
-typedef struct {
-    uint32_t serviceId;
-    uint32_t deviceId;
-    uint32_t normalFunction;
-    void *buffer;
-    ListElement *inputReaders;
-} HIDDevice;
-
-typedef struct {
-    uint8_t buttons;
-    int8_t x, y;
-} __attribute__((packed)) MouseReport;
-
-typedef struct {
-    char *name;
-    uint32_t id;
-} UsagePage;
-
-extern UsagePage *getUsagePage(uint32_t id);
-
-typedef struct {
-    uint32_t padding;
-    uint32_t reportSize, reportCount;
-    uint32_t totalBits;
-    uint32_t usageMin, usageMax;
-    uint32_t logicalMin, logicalMax;
-    UsagePage *usagePage;
-    ListElement *usages;
-} ReportParserState;
-
-typedef struct {
-    uint8_t usage;
-    uint8_t size;
-    int32_t min, max;
-    UsagePage *usagePage;
-    bool discard, relative, isSigned;
-} InputReader;
-
-#endif
diff --git a/src/userland/hid/include/hid.h b/src/userland/hid/include/hid.h
new file mode 100644
index 0000000..7b177fa
--- /dev/null
+++ b/src/userland/hid/include/hid.h
@@ -0,0 +1,45 @@
+#ifndef HID_H
+#define HID_H
+
+#include <hlib.h>
+
+typedef struct {
+    uint32_t serviceId;
+    uint32_t deviceId;
+    uint32_t normalFunction;
+    void *buffer;
+    ListElement *inputReaders;
+} HIDDevice;
+
+typedef struct {
+    uint8_t buttons;
+    int8_t x, y;
+} __attribute__((packed)) MouseReport;
+
+typedef struct {
+    char *name;
+    uint32_t id;
+} UsagePage;
+
+extern UsagePage *getUsagePage(uint32_t id);
+extern void initializeUsagePages();
+
+typedef struct {
+    uint32_t padding;
+    uint32_t reportSize, reportCount;
+    uint32_t totalBits;
+    uint32_t usageMin, usageMax;
+    uint32_t logicalMin, logicalMax;
+    UsagePage *usagePage;
+    ListElement *usages;
+} ReportParserState;
+
+typedef struct {
+    uint8_t usage;
+    uint8_t size;
+    int32_t min, max;
+    UsagePage *usagePage;
+    bool discard, relative, isSigned;
+} InputReader;
+
+#endif
diff --git a/src/userland/hid/main.c b/src/userland/hid/main.c
index 6d8246d..2244f95 100644
--- a/src/userland/hid/main.c
+++ b/src/userland/hid/main.c
@@ -1,7 +1,7 @@
 #define ALLOC_MAIN
 #include <hlib.h>
 
-#include "hid.h"
+#include <hid.h>
 
 REQUEST(checkFocus, "ioManager", "checkFocus");
 REQUEST(moveRelative, "mouse", "moveRelative");
@@ -31,7 +31,7 @@
 
 char *usage(UsagePage *usagePage, uint32_t data) {
     if (usagePage->id != 1) { // Generic Desktop Page
-        return "Unknown";
+        return "Unknown: unimplemented usage page";
     }
     switch (data) {
     case 0: return "Undefined";
@@ -263,6 +263,7 @@
 
 void initialize() {
     createFunction("registerHID", (void *)registerHID);
+    initializeUsagePages();
 }
 
 int32_t main() {
diff --git a/src/userland/hid/usagePages.c b/src/userland/hid/usagePages.c
deleted file mode 100644
index 6c21ec3..0000000
--- a/src/userland/hid/usagePages.c
+++ /dev/null
@@ -1,44 +0,0 @@
-#include "hid.h"
-
-// https://www.usb.org/sites/default/files/documents/hut1_12v2.pdf
-// page 14, section 3, table 1: Usage Page Summary
-UsagePage usagePages[] = {
-    {
-        .name = "Undefined",
-    }, {
-        .name = "Generic Desktop Controls",
-    }, {
-        .name = "Simulation Controls",
-    }, {
-        .name = "VR Controls",
-    }, {
-        .name = "Sport Controls",
-    }, {
-        .name = "Game Controls",
-    }, {
-        .name = "Generic Device Controls",
-    }, {
-        .name = "Keyboard/Keypad",
-    }, {
-        .name = "LEDs",
-    }, {
-        .name = "Button",
-    }, {
-        .name = "Ordinal",
-    }, {
-        .name = "Telephony",
-    }, {
-        .name = "Consumer",
-    }, {
-        .name = "Digitizer",
-    }, {
-        .name = "PID Page",
-    },
-};
-
-UsagePage *getUsagePage(uint32_t id) {
-    if (id >= sizeof(usagePages) / sizeof(usagePages[0])) {
-        return &usagePages[0];
-    }
-    return &usagePages[id];
-}
diff --git a/src/userland/hid/usagePages/usagePages.c b/src/userland/hid/usagePages/usagePages.c
new file mode 100644
index 0000000..c70df3a
--- /dev/null
+++ b/src/userland/hid/usagePages/usagePages.c
@@ -0,0 +1,50 @@
+#include <hid.h>
+
+// https://www.usb.org/sites/default/files/documents/hut1_12v2.pdf
+// page 14, section 3, table 1: Usage Page Summary
+UsagePage usagePages[] = {
+    {
+        .name = "Undefined",
+    }, {
+        .name = "Generic Desktop Controls",
+    }, {
+        .name = "Simulation Controls",
+    }, {
+        .name = "VR Controls",
+    }, {
+        .name = "Sport Controls",
+    }, {
+        .name = "Game Controls",
+    }, {
+        .name = "Generic Device Controls",
+    }, {
+        .name = "Keyboard/Keypad",
+    }, {
+        .name = "LEDs",
+    }, {
+        .name = "Button",
+    }, {
+        .name = "Ordinal",
+    }, {
+        .name = "Telephony",
+    }, {
+        .name = "Consumer",
+    }, {
+        .name = "Digitizer",
+    }, {
+        .name = "PID Page",
+    },
+};
+
+void initializeUsagePages() {
+    for (uint32_t i = 0; i < sizeof(usagePages) / sizeof(usagePages[0]); i++) {
+        usagePages[i].id = i;
+    }
+}
+
+UsagePage *getUsagePage(uint32_t id) {
+    if (id >= sizeof(usagePages) / sizeof(usagePages[0])) {
+        return &usagePages[0];
+    }
+    return &usagePages[id];
+}