SceUsbstorVStorDriver

Module

Version	World	Privilege
1.69-3.60	Non-secure	Kernel

Libraries

Known NIDs

Version	Name	World	Visibility	NID
1.69	SceUsbstorVStorForDriver	Non-secure	Kernel	0xFD5BA349
3.60	SceUsbstorVStorForDriver	Non-secure	Kernel	not present
1.69-3.60	SceUsbstorVStor	Non-secure	User	0x17F294B9

Types

#define USBSTOR_DEVICE_TYPE_DIRECT_ACCESS_BLOCK_DEVICE 0 // used for sceUsbstorVStorStart

SceUsbstorVStorForDriver

sceUsbstorVStorSetDeviceInfoForDriver

Version	NID
1.69	0x3F02417C

This is a guessed name.

This name shows up in the USB descriptor.

int sceUsbstorVStorSetDeviceInfoForDriver(const char *name);

sceUsbstorVStorSetImgFilePathForDriver

Version	NID
1.69	0x78B42CC8

This is a guessed name.

Sets the filesystem image to use as USB storage. This is limited to the CMA installer ISO and a FAT image at ux0:/umass/fat.img. Other paths will return error.

int sceUsbstorVStorSetImgFilePathForDriver(const char *path);

sceUsbstorVStorStartForDriver

Version	NID
1.69	0x31F7BBAD

This is a guessed name.

The user is responsible for making sure that no other UDC driver is active. This activates UDC as a "PS Vita" Type A device.

int sceUsbstorVStorStartForDriver(int unk);

sceUsbstorVStorStopForDriver

Version	NID
1.69	0x99C2BC8A

This is a guessed name.

int sceUsbstorVStorStopForDriver(int unk);

SceUsbstorVStor

sceUsbstorVStorSetDeviceInfo

Version	NID
1.69	0x3F02417C

This is a guessed name.

User wrapper for #sceUsbstorVStorSetDeviceInfoForDriver. Must have correct permissions to call.

sceUsbstorVStorSetImgFilePath

Version	NID
1.69	0x8C9F93AB

This is a guessed name.

User wrapper for #sceUsbstorVStorSetImgFilePathForDriver. Must have correct permissions to call.

sceUsbstorVStorStart

Version	NID
1.69	0xB606F1AF

This is a guessed name.

User wrapper for #sceUsbstorVStorStartForDriver. Must have correct permissions to call.

sceUsbstorVStorStop

Version	NID
1.69	0x0FD67059

This is a guessed name.

User wrapper for #sceUsbstorVStorStopForDriver. Must have correct permissions to call.

Sample Usage

int start_usb_storage(void) {
    int ret = SceMtpIfForDriver_0xFDF8C3C0_stop(1); // stop MTP driver (it calls SceUsbMtpForDriver_08CD359F)
    printf("Stop: 0x%08X\n", ret);
    ret = SceUsbstorVStorForDriver_0x3F02417C_set_name("\"PS Vita\" MC", "1.00");
    printf("SetName: 0x%08X\n", ret);
    ret = SceUsbstorVStorForDriver_0x78B42CC8_set_path("ux0:/umass/fat.img");
    printf("SetPath: 0x%08X\n", ret);
    ret = SceUsbstorVStorForDriver_0x31F7BBAD_activate(0);
    printf("Activate: 0x%08X\n", ret);
    return 0;
}

int start_usb_storage_unchecked(void) {
    int ret = SceMtpIfForDriver_0xFDF8C3C0_stop(1); // stop MTP driver
    printf("Stop: 0x%08X\n", ret);
    ret = SceUsbstorVStorForDriver_0x3F02417C_set_name("\"PS Vita\" MC", "1.00");
    printf("SetName: 0x%08X\n", ret);
    ret = SceUsbstorVStorForDriver_0x78B42CC8_set_path("ux0:/any/path/here.img");
    printf("SetPath: 0x%08X\n", ret);
    // activate without tests
    //*(int*)0x013F9054 = 0; // set 1 for RO access
    ret = SceUdcdForDriver_0x9FD733EA_start("USBDeviceControllerDriver", 0, 0);
    printf("StartUSB: 0x%08X\n", ret);
    ret = SceUdcdForDriver_0x9FD733EA_start("USBStor_Driver", 0, 0);
    printf("StartStor: 0x%08X\n", ret);
    ret = SceUdcdForDriver_0x4FDEA423_activate(1491);
    printf("Activate: 0x%08X\n", ret);
    return 0;
}

int stop_usb_storage(void) {
    int ret = SceUsbstorVStorForDriver_0x99C2BC8A_stop(1); // stop storage driver
    printf("Stop: 0x%08X\n", ret);
    return ret;
}