linux/include/asm-ia64/native/irq.h
Isaku Yamahata 213060a4d6 [IA64] pvops: paravirtualize NR_IRQS
Make NR_IRQ overridable by each pv instances.
Pv instance may need each own number of irqs so that
NR_IRQS should be the maximum number of nr_irqs each
pv instances need.

Cc: Jes Sorensen <jes@sgi.com>
Signed-off-by: Isaku Yamahata <yamahata@valinux.co.jp>
Signed-off-by: Tony Luck <tony.luck@intel.com>
2008-05-27 15:09:30 -07:00

36 lines
1.2 KiB
C

/******************************************************************************
* include/asm-ia64/native/irq.h
*
* Copyright (c) 2008 Isaku Yamahata <yamahata at valinux co jp>
* VA Linux Systems Japan K.K.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* moved from linux/include/asm-ia64/irq.h.
*/
#ifndef _ASM_IA64_NATIVE_IRQ_H
#define _ASM_IA64_NATIVE_IRQ_H
#define NR_VECTORS 256
#if (NR_VECTORS + 32 * NR_CPUS) < 1024
#define IA64_NATIVE_NR_IRQS (NR_VECTORS + 32 * NR_CPUS)
#else
#define IA64_NATIVE_NR_IRQS 1024
#endif
#endif /* _ASM_IA64_NATIVE_IRQ_H */