1 /* 2 * (C) Copyright 2006 3 * Bryan O'Donoghue, deckard@codehermit.ie, CodeHermit 4 * 5 * SPDX-License-Identifier: GPL-2.0+ 6 */ 7 8 /* ACM Control Requests */ 9 #define ACM_SEND_ENCAPSULATED_COMMAND 0x00 10 #define ACM_GET_ENCAPSULATED_RESPONSE 0x01 11 #define ACM_SET_COMM_FEATURE 0x02 12 #define ACM_GET_COMM_FEATRUE 0x03 13 #define ACM_CLEAR_COMM_FEATURE 0x04 14 #define ACM_SET_LINE_ENCODING 0x20 15 #define ACM_GET_LINE_ENCODING 0x21 16 #define ACM_SET_CONTROL_LINE_STATE 0x22 17 #define ACM_SEND_BREAK 0x23 18 19 /* ACM Notification Codes */ 20 #define ACM_NETWORK_CONNECTION 0x00 21 #define ACM_RESPONSE_AVAILABLE 0x01 22 #define ACM_SERIAL_STATE 0x20 23 24 /* Format of response expected by a ACM_GET_LINE_ENCODING request */ 25 struct rs232_emu{ 26 unsigned long dter; 27 unsigned char stop_bits; 28 unsigned char parity; 29 unsigned char data_bits; 30 }__attribute__((packed)); 31