arch/ia64/include/asm/xen/events.h

   1 /******************************************************************************
   2  * arch/ia64/include/asm/xen/events.h
   3  *
   4  * Copyright (c) 2008 Isaku Yamahata <yamahata at valinux co jp>
   5  *                    VA Linux Systems Japan K.K.
   6  *
   7  * This program is free software; you can redistribute it and/or modify
   8  * it under the terms of the GNU General Public License as published by
   9  * the Free Software Foundation; either version 2 of the License, or
  10  * (at your option) any later version.
  11  *
  12  * This program is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU General Public License
  18  * along with this program; if not, write to the Free Software
  19  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  20  *
  21  */
  22 #ifndef _ASM_IA64_XEN_EVENTS_H
  23 #define _ASM_IA64_XEN_EVENTS_H
  24
  25 enum ipi_vector {
  26         XEN_RESCHEDULE_VECTOR,
  27         XEN_IPI_VECTOR,
  28         XEN_CMCP_VECTOR,
  29         XEN_CPEP_VECTOR,
  30
  31         XEN_NR_IPIS,
  32 };
  33
  34 static inline int xen_irqs_disabled(struct pt_regs *regs)
  35 {
  36         return !(ia64_psr(regs)->i);
  37 }
  38
  39 static inline void handle_irq(int irq, struct pt_regs *regs)
  40 {
  41         __do_IRQ(irq);
  42 }
  43 #define irq_ctx_init(cpu)       do { } while (0)
  44
  45 #endif /* _ASM_IA64_XEN_EVENTS_H */