1*92b2c35bSjdolecek /* $NetBSD: xenbus_comms.h,v 1.8 2020/05/13 13:19:38 jdolecek Exp $ */ 2ed3fe49dSbouyer /* 3ed3fe49dSbouyer * Private include for xenbus communications. 4ed3fe49dSbouyer * 5ed3fe49dSbouyer * Copyright (C) 2005 Rusty Russell, IBM Corporation 6ed3fe49dSbouyer * 7ed3fe49dSbouyer * This file may be distributed separately from the Linux kernel, or 8ed3fe49dSbouyer * incorporated into other software packages, subject to the following license: 9ed3fe49dSbouyer * 10ed3fe49dSbouyer * Permission is hereby granted, free of charge, to any person obtaining a copy 11ed3fe49dSbouyer * of this source file (the "Software"), to deal in the Software without 12ed3fe49dSbouyer * restriction, including without limitation the rights to use, copy, modify, 13ed3fe49dSbouyer * merge, publish, distribute, sublicense, and/or sell copies of the Software, 14ed3fe49dSbouyer * and to permit persons to whom the Software is furnished to do so, subject to 15ed3fe49dSbouyer * the following conditions: 16ed3fe49dSbouyer * 17ed3fe49dSbouyer * The above copyright notice and this permission notice shall be included in 18ed3fe49dSbouyer * all copies or substantial portions of the Software. 19ed3fe49dSbouyer * 20ed3fe49dSbouyer * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 21ed3fe49dSbouyer * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 22ed3fe49dSbouyer * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 23ed3fe49dSbouyer * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 24ed3fe49dSbouyer * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 25ed3fe49dSbouyer * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS 26ed3fe49dSbouyer * IN THE SOFTWARE. 27ed3fe49dSbouyer */ 28ed3fe49dSbouyer 29ed3fe49dSbouyer #ifndef _XENBUS_COMMS_H 30ed3fe49dSbouyer #define _XENBUS_COMMS_H 31ed3fe49dSbouyer 3216046408Sbouyer void xenbus_kernfs_init(void); 33*92b2c35bSjdolecek int xs_init(device_t); 34*92b2c35bSjdolecek int xb_init_comms(device_t); 35*92b2c35bSjdolecek void xb_suspend_comms(device_t); 36*92b2c35bSjdolecek int xb_resume_comms(device_t); 37ed3fe49dSbouyer 3829dc0cfaSbouyer void xb_xenstored_make_ready(void); 3929dc0cfaSbouyer 40ed3fe49dSbouyer /* Low level routines. */ 41ed3fe49dSbouyer int xb_write(const void *data, unsigned len); 42ed3fe49dSbouyer int xb_read(void *data, unsigned len); 43ed3fe49dSbouyer int xs_input_avail(void); 44ed3fe49dSbouyer 454ac2bb53Sbouyer extern struct xenstore_domain_interface *xenstore_interface; 464ac2bb53Sbouyer 4729dc0cfaSbouyer extern int xenstored_ready; 4829dc0cfaSbouyer 49ed3fe49dSbouyer #endif /* _XENBUS_COMMS_H */ 50ed3fe49dSbouyer 51ed3fe49dSbouyer /* 52ed3fe49dSbouyer * Local variables: 53ed3fe49dSbouyer * c-file-style: "linux" 54ed3fe49dSbouyer * indent-tabs-mode: t 55ed3fe49dSbouyer * c-indent-level: 8 56ed3fe49dSbouyer * c-basic-offset: 8 57ed3fe49dSbouyer * tab-width: 8 58ed3fe49dSbouyer * End: 59ed3fe49dSbouyer */ 60