tests/bsim/bluetooth/host/l2cap/split/common/common.h - third_party/github/zephyrproject-rtos/zephyr - Git at Google

 /*
  * Copyright (c) 2023 Nordic Semiconductor ASA
  *
  * SPDX-License-Identifier: Apache-2.0
  */

 #define L2CAP_MTU 150
 #define L2CAP_SDU_LEN (L2CAP_MTU - 2)
 #define L2CAP_PSM 0x0080
 /* use the first dynamic channel ID */
 #define L2CAP_CID 0x0040
	/*
	* Copyright (c) 2023 Nordic Semiconductor ASA
	*
	* SPDX-License-Identifier: Apache-2.0
	*/

	#define L2CAP_MTU 150
	#define L2CAP_SDU_LEN (L2CAP_MTU - 2)
	#define L2CAP_PSM 0x0080
	/* use the first dynamic channel ID */
	#define L2CAP_CID 0x0040