10Sstevel@tonic-gate /* 20Sstevel@tonic-gate * CDDL HEADER START 30Sstevel@tonic-gate * 40Sstevel@tonic-gate * The contents of this file are subject to the terms of the 5*7492SZhigang.Lu@Sun.COM * Common Development and Distribution License (the "License"). 6*7492SZhigang.Lu@Sun.COM * You may not use this file except in compliance with the License. 70Sstevel@tonic-gate * 80Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 90Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 100Sstevel@tonic-gate * See the License for the specific language governing permissions 110Sstevel@tonic-gate * and limitations under the License. 120Sstevel@tonic-gate * 130Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 140Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 150Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 160Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 170Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 180Sstevel@tonic-gate * 190Sstevel@tonic-gate * CDDL HEADER END 200Sstevel@tonic-gate */ 210Sstevel@tonic-gate /* 22*7492SZhigang.Lu@Sun.COM * Copyright 2008 Sun Microsystems, Inc. All rights reserved. 230Sstevel@tonic-gate * Use is subject to license terms. 240Sstevel@tonic-gate */ 250Sstevel@tonic-gate 260Sstevel@tonic-gate #ifndef _SYS_USB_HIDMINOR_H 270Sstevel@tonic-gate #define _SYS_USB_HIDMINOR_H 280Sstevel@tonic-gate 290Sstevel@tonic-gate 300Sstevel@tonic-gate #ifdef __cplusplus 310Sstevel@tonic-gate extern "C" { 320Sstevel@tonic-gate #endif 330Sstevel@tonic-gate 340Sstevel@tonic-gate /* 350Sstevel@tonic-gate * In order to support virtual keyboard/mouse, we should distinguish 360Sstevel@tonic-gate * between internal virtual open and external physical open. 370Sstevel@tonic-gate * 380Sstevel@tonic-gate * When the physical devices are opened by application, they will 390Sstevel@tonic-gate * be unlinked from the virtual device and their data stream will 400Sstevel@tonic-gate * not be sent to the virtual device. When the opened physical 410Sstevel@tonic-gate * devices are closed, they will be relinked to the virtual devices. 420Sstevel@tonic-gate * 430Sstevel@tonic-gate * All these automatic switch between virtual and physical are 440Sstevel@tonic-gate * transparent. 450Sstevel@tonic-gate * 460Sstevel@tonic-gate * So we change minor node numbering scheme to be: 470Sstevel@tonic-gate * external node minor num == instance << 1 480Sstevel@tonic-gate * internal node minor num == instance << 1 | 0x1 490Sstevel@tonic-gate * (There are only internal nodes for keyboard/mouse now.) 500Sstevel@tonic-gate */ 510Sstevel@tonic-gate #define HID_MINOR_BITS_MASK 0x1 520Sstevel@tonic-gate #define HID_MINOR_INSTANCE_MASK ~HID_MINOR_BITS_MASK 530Sstevel@tonic-gate #define HID_MINOR_INSTANCE_SHIFT 1 540Sstevel@tonic-gate 550Sstevel@tonic-gate #define HID_MINOR_INTERNAL 0x1 560Sstevel@tonic-gate #define HID_MINOR_MAKE_INTERNAL(minor) \ 570Sstevel@tonic-gate ((minor) | HID_MINOR_INTERNAL) 580Sstevel@tonic-gate 590Sstevel@tonic-gate #define HID_IS_INTERNAL_OPEN(minor) \ 600Sstevel@tonic-gate (((minor) & HID_MINOR_INTERNAL)) 610Sstevel@tonic-gate 620Sstevel@tonic-gate #define HID_MINOR_TO_INSTANCE(minor) \ 630Sstevel@tonic-gate (((minor) & HID_MINOR_INSTANCE_MASK) >> \ 640Sstevel@tonic-gate HID_MINOR_INSTANCE_SHIFT) 650Sstevel@tonic-gate 660Sstevel@tonic-gate #define HID_CONSTRUCT_INTERNAL_MINOR(inst) \ 670Sstevel@tonic-gate (((inst) << HID_MINOR_INSTANCE_SHIFT) | \ 680Sstevel@tonic-gate HID_MINOR_INTERNAL) 690Sstevel@tonic-gate 700Sstevel@tonic-gate #define HID_CONSTRUCT_EXTERNAL_MINOR(inst) \ 710Sstevel@tonic-gate ((inst) << HID_MINOR_INSTANCE_SHIFT) 720Sstevel@tonic-gate 730Sstevel@tonic-gate #ifdef __cplusplus 740Sstevel@tonic-gate } 750Sstevel@tonic-gate #endif 760Sstevel@tonic-gate 770Sstevel@tonic-gate #endif /* _SYS_USB_HIDMINOR_H */ 78