diff --git a/Makefile b/Makefile
index cb8ec1008..181fdc635 100644
--- a/Makefile
+++ b/Makefile
@@ -68,7 +68,7 @@ FRONTEND_OBJS = pad.o xparam.o fntsys.o renderman.o menusys.o OSDHistory.o syste
 		appsupport.o gui.o guigame.o textures.o opl.o atlas.o nbns.o httpclient.o gsm.o cheatman.o sound.o ps2cnf.o
 
 IOP_OBJS =	iomanx.o filexio.o ps2fs.o usbd.o bdmevent.o \
-		bdm.o bdmfs_fatfs.o usbmass_bd.o iLinkman.o IEEE1394_bd.o mx4sio_bd.o \
+		bdm.o bdmfs_fatfs.o usbmass_bd.o usbmass_bd_single.o iLinkman.o IEEE1394_bd.o mx4sio_bd.o \
 		ps2atad.o hdpro_atad.o poweroff.o ps2hdd.o xhdd.o genvmc.o lwnbdsvr.o \
 		ps2dev9.o smsutils.o ps2ip.o smap.o isofs.o nbns-iop.o \
 		sio2man.o padman.o mcman.o mcserv.o \
@@ -520,6 +520,9 @@ ifeq ($(DEBUG),1)
 $(EE_ASM_DIR)usbmass_bd.c: $(PS2SDK)/iop/irx/usbmass_bd.irx | $(EE_ASM_DIR)
 	$(BIN2C) $< $@ $(*F)_irx
 
+$(EE_ASM_DIR)usbmass_bd_single.c: modules/usbmass_bd_single.irx | $(EE_ASM_DIR)
+	$(BIN2C) $< $@ $(*F)_irx
+
 $(EE_ASM_DIR)IEEE1394_bd.c: $(PS2SDK)/iop/irx/IEEE1394_bd.irx | $(EE_ASM_DIR)
 	$(BIN2C) $< $@ $(*F)_irx
 
@@ -530,6 +533,9 @@ else
 $(EE_ASM_DIR)usbmass_bd.c: $(PS2SDK)/iop/irx/usbmass_bd_mini.irx | $(EE_ASM_DIR)
 	$(BIN2C) $< $@ $(*F)_irx
 
+$(EE_ASM_DIR)usbmass_bd_single.c: modules/usbmass_bd_mini_single.irx | $(EE_ASM_DIR)
+	$(BIN2C) $< $@ $(*F)_irx
+
 $(EE_ASM_DIR)IEEE1394_bd.c: $(PS2SDK)/iop/irx/IEEE1394_bd_mini.irx | $(EE_ASM_DIR)
 	$(BIN2C) $< $@ $(*F)_irx
 
diff --git a/ee_core/src/main.c b/ee_core/src/main.c
index 2d517589c..fcc47e7e8 100644
--- a/ee_core/src/main.c
+++ b/ee_core/src/main.c
@@ -45,7 +45,7 @@ static int eecoreInit(int argc, char **argv)
         config->GameMode = BDM_ILK_MODE;
     else if (!_strncmp(config->GameModeDesc, "BDM_M4S_MODE", 12))
         config->GameMode = BDM_M4S_MODE;
-    else if (!_strncmp(config->GameModeDesc, "BDM_USB_MODE", 12))
+    else if (!_strncmp(config->GameModeDesc, "BDM_USB_MODE0", 12) || !_strncmp(config->GameModeDesc, "BDM_USB_MODE1", 12))
         config->GameMode = BDM_USB_MODE;
     else if (!_strncmp(config->GameModeDesc, "ETH_MODE", 8))
         config->GameMode = ETH_MODE;
diff --git a/include/extern_irx.h b/include/extern_irx.h
index 04bea09b1..d855762a0 100644
--- a/include/extern_irx.h
+++ b/include/extern_irx.h
@@ -132,6 +132,8 @@ IMPORT_BIN2C(usbd_irx);
 
 IMPORT_BIN2C(usbmass_bd_irx);
 
+IMPORT_BIN2C(usbmass_bd_single_irx);
+
 IMPORT_BIN2C(usb_pademu_irx);
 
 IMPORT_BIN2C(xhdd_irx);
diff --git a/modules/usbmass_bd_mini_single.irx b/modules/usbmass_bd_mini_single.irx
new file mode 100644
index 000000000..7cd6dac45
Binary files /dev/null and b/modules/usbmass_bd_mini_single.irx differ
diff --git a/modules/usbmass_bd_single.irx b/modules/usbmass_bd_single.irx
new file mode 100644
index 000000000..207825909
Binary files /dev/null and b/modules/usbmass_bd_single.irx differ
diff --git a/src/bdmsupport.c b/src/bdmsupport.c
index c353fbe26..eb75912ba 100644
--- a/src/bdmsupport.c
+++ b/src/bdmsupport.c
@@ -506,7 +506,10 @@ void bdmLaunchGame(item_list_t *itemList, int id, config_set_t *configSet)
     LOG("bdm pre sysLaunchLoaderElf\n");
     if (!strcmp(bdmCurrentDriver, "usb")) {
         settings->common.fakemodule_flags |= FAKE_MODULE_FLAG_USBD;
-        sysLaunchLoaderElf(filename, "BDM_USB_MODE", irx_size, irx, size_mcemu_irx, bdm_mcemu_irx, EnablePS2Logo, compatmask);
+        if (settings->bdDeviceId == 0)
+            sysLaunchLoaderElf(filename, "BDM_USB_MODE0", irx_size, irx, size_mcemu_irx, bdm_mcemu_irx, EnablePS2Logo, compatmask);
+        else
+            sysLaunchLoaderElf(filename, "BDM_USB_MODE1", irx_size, irx, size_mcemu_irx, bdm_mcemu_irx, EnablePS2Logo, compatmask);
     } else if (!strcmp(bdmCurrentDriver, "sd") && strlen(bdmCurrentDriver) == 2) {
         settings->common.fakemodule_flags |= 0 /* TODO! fake ilinkman ? */;
         sysLaunchLoaderElf(filename, "BDM_ILK_MODE", irx_size, irx, size_mcemu_irx, bdm_mcemu_irx, EnablePS2Logo, compatmask);
diff --git a/src/system.c b/src/system.c
index b1bbcdd1c..bc238f284 100644
--- a/src/system.c
+++ b/src/system.c
@@ -464,12 +464,15 @@ static unsigned int sendIrxKernelRAM(const char *startup, const char *mode_str,
     irxtab_t *irxtable;
     irxptr_t *irxptr_tab;
     void *irxptr, *ioprp_image;
-    int i, modcount;
+    int i, modcount, devId = 0;
     unsigned int curIrxSize, size_ioprp_image, total_size;
 
-    if (!strcmp(mode_str, "BDM_USB_MODE"))
+    if (!strcmp(mode_str, "BDM_USB_MODE0"))
         modules |= CORE_IRX_USB;
-    else if (!strcmp(mode_str, "BDM_ILK_MODE"))
+    else if (!strcmp(mode_str, "BDM_USB_MODE1")) {
+        modules |= CORE_IRX_USB;
+        devId = 1;
+    } else if (!strcmp(mode_str, "BDM_ILK_MODE"))
         modules |= CORE_IRX_ILINK;
     else if (!strcmp(mode_str, "BDM_M4S_MODE"))
         modules |= CORE_IRX_MX4SIO;
@@ -507,8 +510,13 @@ static unsigned int sendIrxKernelRAM(const char *startup, const char *mode_str,
         irxptr_tab[modcount++].ptr = (void *)&usbd_irx;
     }
     if (modules & CORE_IRX_USB) {
-        irxptr_tab[modcount].info = size_usbmass_bd_irx | SET_OPL_MOD_ID(OPL_MODULE_ID_USBMASSBD);
-        irxptr_tab[modcount++].ptr = (void *)&usbmass_bd_irx;
+        if (devId) {
+            irxptr_tab[modcount].info = size_usbmass_bd_irx | SET_OPL_MOD_ID(OPL_MODULE_ID_USBMASSBD);
+            irxptr_tab[modcount++].ptr = (void *)&usbmass_bd_irx;
+        } else {
+            irxptr_tab[modcount].info = size_usbmass_bd_single_irx | SET_OPL_MOD_ID(OPL_MODULE_ID_USBMASSBD);
+            irxptr_tab[modcount++].ptr = (void *)&usbmass_bd_single_irx;
+        }
     }
     if (modules & CORE_IRX_ILINK) {
         irxptr_tab[modcount].info = size_iLinkman_irx | SET_OPL_MOD_ID(OPL_MODULE_ID_ILINK);