@@ -209,7 +209,7 @@ snprintf(out, outLength, "cache0:/%s", projectName);
 	sceIoMkdir(out, 0777);
 #elif defined(GEKKO)
 	UNUSED(portable);
-	snprintf(out, outLength, "/%s", projectName);
+	snprintf(out, outLength, "sd:/%s", projectName);
 	mkdir(out, 0777);
 #elif defined(_3DS)
 	snprintf(out, outLength, "/%s", projectName);

@@ -4,7 +4,7 @@ find_program(RAW2C raw2c)
 find_program(WIILOAD wiiload)
 
 set(OS_DEFINES COLOR_16_BIT COLOR_5_6_5 USE_VFS_FILE)
-list(APPEND VFS_SRC ${CMAKE_SOURCE_DIR}/src/util/vfs/vfs-file.c ${CMAKE_SOURCE_DIR}/src/util/vfs/vfs-dirent.c)
+list(APPEND VFS_SRC ${CMAKE_SOURCE_DIR}/src/util/vfs/vfs-file.c ${CMAKE_SOURCE_DIR}/src/util/vfs/vfs-dirent.c ${CMAKE_SOURCE_DIR}/src/util/vfs/vfs-devlist.c)
 
 include_directories(${CMAKE_CURRENT_BINARY_DIR})
 

@@ -185,7 +185,7 @@ VIDEO_SetPostRetraceCallback(_retraceCallback);
 
 	font = GUIFontCreate();
 
-	fatInitDefault();
+	fatInit(4, false);
 
 	rumble.setRumble = _setRumble;
 
@@ -197,7 +197,7 @@
 	struct GBAGUIRunner runner = {
 		.params = {
 			vmode->fbWidth * 0.9, vmode->efbHeight * 0.9,
-			font, "/",
+			font, "",
 			_drawStart, _drawEnd,
 			_pollInput, _pollCursor,
 			0,

@@ -32,6 +32,7 @@
 static void _upDirectory(char* currentPath) {
 	char* end = strrchr(currentPath, '/');
 	if (!end) {
+		currentPath[0] = '\0';
 		return;
 	}
 	if (end == currentPath) {
@@ -163,7 +164,7 @@ }
 			} else {
 				size_t len = strlen(params->currentPath);
 				const char* sep = PATH_SEP;
-				if (params->currentPath[len - 1] == *sep) {
+				if (!len || params->currentPath[len - 1] == *sep) {
 					sep = "";
 				}
 				snprintf(outPath, outLen, "%s%s%s", params->currentPath, sep, item->title);

@@ -80,6 +80,8 @@ #ifdef USE_LZMA
 struct VDir* VDirOpen7z(const char* path, int flags);
 #endif
 
+struct VDir* VDeviceList(void);
+
 struct VFile* VDirOptionalOpenFile(struct VDir* dir, const char* realPath, const char* prefix, const char* suffix,
                                    int mode);
 struct VFile* VDirOptionalOpenIncrementFile(struct VDir* dir, const char* realPath, const char* prefix,

@@ -0,0 +1,111 @@
+/* Copyright (c) 2013-2015 Jeffrey Pfau
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+#include "util/vfs.h"
+
+#include <fat.h>
+
+static bool _vdlClose(struct VDir* vd);
+static void _vdlRewind(struct VDir* vd);
+static struct VDirEntry* _vdlListNext(struct VDir* vd);
+static struct VFile* _vdlOpenFile(struct VDir* vd, const char* path, int mode);
+static struct VDir* _vdlOpenDir(struct VDir* vd, const char* path);
+
+static const char* _vdleName(struct VDirEntry* vde);
+static enum VFSType _vdleType(struct VDirEntry* vde);
+
+extern const struct {
+	const char* name; 
+	const DISC_INTERFACE* (*getInterface)(void);
+} _FAT_disc_interfaces[];
+
+struct VDirEntryDevList {
+	struct VDirEntry d;
+	size_t index;
+	char* name;
+};
+
+struct VDirDevList {
+	struct VDir d;
+	struct VDirEntryDevList vde;
+};
+
+struct VDir* VDeviceList() {
+	struct VDirDevList* vd = malloc(sizeof(struct VDirDevList));
+	if (!vd) {
+		return 0;
+	}
+
+	vd->d.close = _vdlClose;
+	vd->d.rewind = _vdlRewind;
+	vd->d.listNext = _vdlListNext;
+	vd->d.openFile = _vdlOpenFile;
+	vd->d.openDir = _vdlOpenDir;
+
+	vd->vde.d.name = _vdleName;
+	vd->vde.d.type = _vdleType;
+	vd->vde.index = 0;
+	vd->vde.name = 0;
+
+	return &vd->d;
+}
+
+static bool _vdlClose(struct VDir* vd) {
+	struct VDirDevList* vdl = (struct VDirDevList*) vd;
+	free(vdl->vde.name);
+	free(vdl);
+	return true;
+}
+
+static void _vdlRewind(struct VDir* vd) {
+	struct VDirDevList* vdl = (struct VDirDevList*) vd;
+	free(vdl->vde.name);
+	vdl->vde.name = 0;
+	vdl->vde.index = 0;
+}
+
+static struct VDirEntry* _vdlListNext(struct VDir* vd) {
+	struct VDirDevList* vdl = (struct VDirDevList*) vd;
+	if (vdl->vde.name) {
+		++vdl->vde.index;
+		free(vdl->vde.name);
+		vdl->vde.name = 0;
+	}
+	while (true) {
+		if (!_FAT_disc_interfaces[vdl->vde.index].name || !_FAT_disc_interfaces[vdl->vde.index].getInterface) {
+			return 0;
+		}
+		const DISC_INTERFACE* iface = _FAT_disc_interfaces[vdl->vde.index].getInterface();
+		if (iface && iface->isInserted()) {
+			vdl->vde.name = malloc(strlen(_FAT_disc_interfaces[vdl->vde.index].name) + 3);
+			sprintf(vdl->vde.name, "%s:", _FAT_disc_interfaces[vdl->vde.index].name);
+			return &vdl->vde.d;
+		}
+
+		++vdl->vde.index;
+	}
+}
+
+static struct VFile* _vdlOpenFile(struct VDir* vd, const char* path, int mode) {
+	UNUSED(vd);
+	UNUSED(path);
+	UNUSED(mode);
+	return 0;
+}
+
+static struct VDir* _vdlOpenDir(struct VDir* vd, const char* path) {
+	UNUSED(vd);
+	return VDirOpen(path);
+}
+
+static const char* _vdleName(struct VDirEntry* vde) {
+	struct VDirEntryDevList* vdle = (struct VDirEntryDevList*) vde;
+	return vdle->name;
+}
+
+static enum VFSType _vdleType(struct VDirEntry* vde) {
+	UNUSED(vde);
+	return VFS_DIRECTORY;
+}

@@ -34,6 +34,11 @@ char* path;
 };
 
 struct VDir* VDirOpen(const char* path) {
+#ifdef __wii__
+	if (!path || !path[0]) {
+		return VDeviceList();
+	}
+#endif
 	DIR* de = opendir(path);
 	if (!de) {
 		return 0;