1ab7ce14bSJulien Grall /*- 2ab7ce14bSJulien Grall * SPDX-License-Identifier: MIT OR GPL-2.0-only 3ab7ce14bSJulien Grall * 4ab7ce14bSJulien Grall * Copyright © 2002-2005 K A Fraser 5ab7ce14bSJulien Grall * Copyright © 2005 Intel Corporation <xiaofeng.ling@intel.com> 6*d32d6527SElliott Mitchell * Copyright © 2005-2006 Kip Macy 7ab7ce14bSJulien Grall * Copyright © 2013 Spectra Logic Corporation 8ab7ce14bSJulien Grall * Copyright © 2015 Julien Grall 9ab7ce14bSJulien Grall * Copyright © 2021,2022 Elliott Mitchell 10ab7ce14bSJulien Grall * 11ab7ce14bSJulien Grall * This file may be distributed separately from the Linux kernel, or 12ab7ce14bSJulien Grall * incorporated into other software packages, subject to the following license: 13ab7ce14bSJulien Grall * 14ab7ce14bSJulien Grall * Permission is hereby granted, free of charge, to any person obtaining a copy 15ab7ce14bSJulien Grall * of this source file (the "Software"), to deal in the Software without 16ab7ce14bSJulien Grall * restriction, including without limitation the rights to use, copy, modify, 17ab7ce14bSJulien Grall * merge, publish, distribute, sublicense, and/or sell copies of the Software, 18ab7ce14bSJulien Grall * and to permit persons to whom the Software is furnished to do so, subject to 19ab7ce14bSJulien Grall * the following conditions: 20ab7ce14bSJulien Grall * 21ab7ce14bSJulien Grall * The above copyright notice and this permission notice shall be included in 22ab7ce14bSJulien Grall * all copies or substantial portions of the Software. 23ab7ce14bSJulien Grall * 24ab7ce14bSJulien Grall * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 25ab7ce14bSJulien Grall * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 26ab7ce14bSJulien Grall * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 27ab7ce14bSJulien Grall * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 28ab7ce14bSJulien Grall * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 29ab7ce14bSJulien Grall * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS 30ab7ce14bSJulien Grall * IN THE SOFTWARE. 31ab7ce14bSJulien Grall */ 32ab7ce14bSJulien Grall 33ab7ce14bSJulien Grall #ifndef _XEN_INTR_INTERNAL_H_ 34ab7ce14bSJulien Grall #define _XEN_INTR_INTERNAL_H_ 35ab7ce14bSJulien Grall 36ab7ce14bSJulien Grall #ifndef _MACHINE__XEN_ARCH_INTR_H_ 37ab7ce14bSJulien Grall #error "do not #include intr-internal.h, #include machine/arch-intr.h instead" 38ab7ce14bSJulien Grall #endif 39ab7ce14bSJulien Grall 40ab7ce14bSJulien Grall /* Current implementation only supports 2L event channels. */ 41ab7ce14bSJulien Grall #define NR_EVENT_CHANNELS EVTCHN_2L_NR_CHANNELS 42ab7ce14bSJulien Grall 43*d32d6527SElliott Mitchell enum evtchn_type { 44*d32d6527SElliott Mitchell EVTCHN_TYPE_UNBOUND, 45*d32d6527SElliott Mitchell EVTCHN_TYPE_VIRQ, 46*d32d6527SElliott Mitchell EVTCHN_TYPE_IPI, 47*d32d6527SElliott Mitchell EVTCHN_TYPE_PORT, 48*d32d6527SElliott Mitchell EVTCHN_TYPE_COUNT 49*d32d6527SElliott Mitchell }; 50*d32d6527SElliott Mitchell 51ab7ce14bSJulien Grall struct xenisrc { 52ab7ce14bSJulien Grall xen_arch_isrc_t xi_arch; /* @TOP -> *xi_arch=*xenisrc */ 53ab7ce14bSJulien Grall enum evtchn_type xi_type; 54ab7ce14bSJulien Grall u_int xi_cpu; /* VCPU for delivery */ 55ab7ce14bSJulien Grall evtchn_port_t xi_port; 56ab7ce14bSJulien Grall u_int xi_virq; 57ab7ce14bSJulien Grall void *xi_cookie; 58ab7ce14bSJulien Grall bool xi_close:1; /* close on unbind? */ 59ab7ce14bSJulien Grall bool xi_masked:1; 60ab7ce14bSJulien Grall volatile u_int xi_refcount; 61ab7ce14bSJulien Grall }; 62ab7ce14bSJulien Grall 63ab7ce14bSJulien Grall #endif /* _XEN_INTR_INTERNAL_H_ */ 64