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feat: Modified hid to support dualshock4 v2 clones #1328

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feat: Modified hid to support dualshock4 v2 clones #1328

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30 changes: 28 additions & 2 deletions kernel/HID.c
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Original file line number Diff line number Diff line change
Expand Up @@ -27,7 +27,6 @@ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.

#include <stdlib.h>
#include "ff_utf8.h"

#ifndef DEBUG_HID
#define dbgprintf(...)
#else
Expand All @@ -51,6 +50,7 @@ static u32 ControllerID = 0;
static u32 KeyboardID = 0;
static u32 bEndpointAddressController = 0;
static u32 bEndpointAddressKeyboard = 0;
static u32 HIDInterface = 0;
static u32 wMaxPacketSize = 0;
static u32 MemPacketSize = 0;
static u8 *Packet = (u8*)NULL;
Expand Down Expand Up @@ -264,6 +264,32 @@ s32 HIDOpen( u32 LoaderRequest )
RumbleEnabled = 0;

ControllerID = DeviceID;

if (DeviceVID == 0x054C && DevicePID == 0x09CC) {
dbgprintf("HID: Wake up call for clone DS4.\r\n");
HIDInterface = 3;
bEndpointAddressOut = 0x02;
u8 *ds4_buf = (u8*)malloca(1024, 32);

// The clone basically checks if we read the HID descriptor and opens itself up for communication.
memset32(ds4_buf, 0, 1024);
HIDControlMessage(0, ds4_buf, 535, 0x81, 0x06, 0x2200, 0, NULL);


// We can now use the ds4 controller without any issues.
// Lightbar control (using indigo)
memset32(ds4_buf, 0, 1024);
ds4_buf[0] = 0x05; // Report ID
ds4_buf[1] = 0x02; // valid_flag0 (0x02 = LED control, 0x01 = rumble)
ds4_buf[6] = 0x80; // Red
ds4_buf[7] = 0x00; // Green
ds4_buf[8] = 0xFF; // Blue

// Send to the OUT endpoint
HIDInterruptMessage(0, ds4_buf, 32, bEndpointAddressOut, 0, NULL);
free(ds4_buf);
}
else HIDInterface = 0; // Prevent regression for other HID
bEndpointAddressController = bEndpointAddress;

if( DeviceVID == 0x054c && DevicePID == 0x0268 )
Expand Down Expand Up @@ -682,7 +708,7 @@ static s32 HIDControlMessage(u32 isKBreq, u8 *Data, u32 Length, u32 RequestType,
msg->ctrl.bmRequestType = RequestType;
msg->ctrl.bmRequest = Request;
msg->ctrl.wValue = Value;
msg->ctrl.wIndex = 0;
msg->ctrl.wIndex = HIDInterface;
msg->ctrl.wLength = Length;
msg->ctrl.rpData = Data;

Expand Down