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Simplified the HIDAPI Xbox One controller initialization

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This commit is contained in:
Sam Lantinga 2021-08-12 15:49:33 -07:00
parent 25cd749adb
commit 6eb4ebb502
1 changed files with 31 additions and 33 deletions
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60
src/joystick/hidapi/SDL_hidapi_xboxone.c
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@ -44,33 +44,23 @@
#define CONTROLLER_PREPARE_INPUT_TIMEOUT_MS 50
/* Connect controller */
/* Start controller */
static const Uint8 xboxone_init0[] = {
0x04, 0x20, 0x00, 0x00
};
/* Start controller - extended? */
static const Uint8 xboxone_init1[] = {
0x05, 0x20, 0x00, 0x0F, 0x06, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x55, 0x53, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00
};
/* Start controller with input */
static const Uint8 xboxone_init2[] = {
0x05, 0x20, 0x03, 0x01, 0x00
};
/* Enable LED */
static const Uint8 xboxone_init3[] = {
static const Uint8 xboxone_init1[] = {
0x0A, 0x20, 0x00, 0x03, 0x00, 0x01, 0x14
};
/* Start input reports? */
static const Uint8 xboxone_init4[] = {
0x06, 0x20, 0x00, 0x02, 0x01, 0x00
};
/* Start rumble? */
static const Uint8 xboxone_init5[] = {
/* Setup rumble (not needed for Microsoft controllers, but it doesn't hurt) */
static const Uint8 xboxone_init2[] = {
0x09, 0x00, 0x00, 0x09, 0x00, 0x0F, 0x00, 0x00,
0x00, 0x00, 0xFF, 0x00, 0xEB
};
/* This controller passed security check */
static const Uint8 security_passed_packet[] = {
0x06, 0x20, 0x00, 0x02, 0x01, 0x00
};
/*
* This specifies the selection of init packets that a gamepad
@ -90,16 +80,11 @@ typedef struct {
static const SDL_DriverXboxOne_InitPacket xboxone_init_packets[] = {
{ 0x0000, 0x0000, 0x0000, 0x0000, xboxone_init0, sizeof(xboxone_init0), { 0x04, 0xb0 } },
/* The PDP Rock Candy controller doesn't start sending input until it gets this packet */
{ 0x0e6f, 0x0246, 0x0000, 0x0000, security_passed_packet, sizeof(security_passed_packet), { 0x00, 0x00 } },
{ 0x0000, 0x0000, 0x0000, 0x0000, xboxone_init0, sizeof(xboxone_init0), { 0x00, 0x00 } },
{ 0x0000, 0x0000, 0x0000, 0x0000, xboxone_init1, sizeof(xboxone_init1), { 0x00, 0x00 } },
{ 0x0000, 0x0000, 0x0000, 0x0000, xboxone_init2, sizeof(xboxone_init2), { 0x00, 0x00 } },
{ 0x0000, 0x0000, 0x0000, 0x0000, xboxone_init3, sizeof(xboxone_init3), { 0x00, 0x00 } },
/* These next packets are required for third party controllers (PowerA, PDP, HORI),
but aren't the correct protocol for Microsoft Xbox controllers.
*/
{ 0x0000, 0x0000, 0x045e, 0x0000, xboxone_init4, sizeof(xboxone_init4), { 0x00, 0x00 } },
{ 0x0000, 0x0000, 0x045e, 0x0000, xboxone_init5, sizeof(xboxone_init5), { 0x00, 0x00 } },
};
typedef enum {
@ -185,7 +170,10 @@ SendAckIfNeeded(SDL_HIDAPI_Device *device, Uint8 *data, int size)
#ifdef DEBUG_XBOX_PROTOCOL
HIDAPI_DumpPacket("Xbox One sending ACK packet: size = %d", ack_packet, sizeof(ack_packet));
#endif
hid_write(device->dev, ack_packet, sizeof(ack_packet));
if (SDL_HIDAPI_LockRumble() < 0 ||
SDL_HIDAPI_SendRumbleAndUnlock(device, ack_packet, sizeof(ack_packet)) != sizeof(ack_packet)) {
SDL_SetError("Couldn't send ack packet");
}
}
#endif /* __WIN32__ */
}
@ -633,6 +621,14 @@ HIDAPI_DriverXboxOne_HandleStatePacket(SDL_Joystick *joystick, SDL_DriverXboxOne
SDL_memcpy(ctx->last_state, data, SDL_min(size, sizeof(ctx->last_state)));
}
static void
HIDAPI_DriverXboxOne_HandleStatusPacket(SDL_Joystick *joystick, SDL_DriverXboxOne_Context *ctx, Uint8 *data, int size)
{
if (ctx->init_state < XBOX_ONE_INIT_STATE_COMPLETE) {
SetInitState(ctx, XBOX_ONE_INIT_STATE_COMPLETE);
}
}
static void
HIDAPI_DriverXboxOne_HandleModePacket(SDL_Joystick *joystick, SDL_DriverXboxOne_Context *ctx, Uint8 *data, int size)
{
@ -1000,16 +996,18 @@ HIDAPI_DriverXboxOne_UpdateJoystick(SDL_HIDAPI_Device *device, SDL_Joystick *joy
is firmware version 5.5.2641.0, and product version 0x0505 = 1285
then 8 bytes of unknown data
*/
if (data[1] == 0x20) {
#ifdef DEBUG_JOYSTICK
SDL_Log("Controller announce after %u ms\n", (SDL_GetTicks() - ctx->start_time));
#endif
SetInitState(ctx, XBOX_ONE_INIT_STATE_START_NEGOTIATING);
} else {
/* Possibly an announce from a device plugged into the controller */
}
break;
case 0x03:
/* Controller heartbeat */
if (ctx->init_state < XBOX_ONE_INIT_STATE_COMPLETE) {
SetInitState(ctx, XBOX_ONE_INIT_STATE_COMPLETE);
}
/* Controller status update */
HIDAPI_DriverXboxOne_HandleStatusPacket(joystick, ctx, data, size);
break;
case 0x04:
/* Unknown chatty controller information, sent by both sides */