OpenCloudOS-Kernel/include/asm-ia64/msi.h

30 lines
665 B
C

/*
* Copyright (C) 2003-2004 Intel
* Copyright (C) Tom Long Nguyen (tom.l.nguyen@intel.com)
*/
#ifndef ASM_MSI_H
#define ASM_MSI_H
#define NR_VECTORS NR_IRQS
#define FIRST_DEVICE_VECTOR IA64_FIRST_DEVICE_VECTOR
#define LAST_DEVICE_VECTOR IA64_LAST_DEVICE_VECTOR
static inline void set_intr_gate (int nr, void *func) {}
#define IO_APIC_VECTOR(irq) (irq)
#define ack_APIC_irq ia64_eoi
#define MSI_TARGET_CPU_SHIFT 4
extern struct msi_ops msi_apic_ops;
static inline int msi_arch_init(void)
{
if (platform_msi_init)
return platform_msi_init();
/* default ops for most ia64 platforms */
msi_register(&msi_apic_ops);
return 0;
}
#endif /* ASM_MSI_H */