1 /* 2 * i8259 interrupt controller emulation 3 * 4 * Copyright (c) 2003 Fabrice Bellard 5 * Copyright (c) 2005 Intel Corp 6 * Copyright (c) 2006 Keir Fraser, XenSource Inc. 7 * 8 * Permission is hereby granted, free of charge, to any person obtaining a copy 9 * of this software and associated documentation files (the "Software"), to 10 * deal in the Software without restriction, including without limitation the 11 * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or 12 * sell copies of the Software, and to permit persons to whom the Software is 13 * furnished to do so, subject to the following conditions: 14 * 15 * The above copyright notice and this permission notice shall be included in 16 * all copies or substantial portions of the Software. 17 * 18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 19 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 20 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 21 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 22 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 23 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS 24 * IN THE SOFTWARE. 25 */ 26 27 #ifndef __ASM_X86_HVM_VPIC_H__ 28 #define __ASM_X86_HVM_VPIC_H__ 29 30 struct domain; 31 struct vcpu; 32 33 void vpic_irq_positive_edge(struct domain *d, int irq); 34 void vpic_irq_negative_edge(struct domain *d, int irq); 35 void vpic_init(struct domain *d); 36 void vpic_reset(struct domain *d); 37 int vpic_ack_pending_irq(struct vcpu *v); 38 int is_periodic_irq(struct vcpu *v, int irq, int type); 39 40 #endif /* __ASM_X86_HVM_VPIC_H__ */ 41