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/*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
* for more details.
*
* Copyright (C) 1992 - 1997, 2000-2006 Silicon Graphics, Inc. All rights reserved.
*/
#ifndef _ASM_IA64_SN_INTR_H
#define _ASM_IA64_SN_INTR_H
#include <linux/rcupdate.h>
#include <asm/sn/types.h>
#define SGI_UART_VECTOR 0xe9
/* Reserved IRQs : Note, not to exceed IA64_SN2_FIRST_DEVICE_VECTOR */
#define SGI_XPC_ACTIVATE 0x30
#define SGI_II_ERROR 0x31
#define SGI_XBOW_ERROR 0x32
#define SGI_PCIASIC_ERROR 0x33
#define SGI_ACPI_SCI_INT 0x34
#define SGI_TIOCA_ERROR 0x35
#define SGI_TIO_ERROR 0x36
#define SGI_TIOCX_ERROR 0x37
#define SGI_MMTIMER_VECTOR 0x38
#define SGI_XPC_NOTIFY 0xe7
#define IA64_SN2_FIRST_DEVICE_VECTOR 0x3c
#define IA64_SN2_LAST_DEVICE_VECTOR 0xe6
#define SN2_IRQ_RESERVED 0x1
#define SN2_IRQ_CONNECTED 0x2
#define SN2_IRQ_SHARED 0x4
// The SN PROM irq struct
struct sn_irq_info {
struct sn_irq_info *irq_next; /* deprecated DO NOT USE */
short irq_nasid; /* Nasid IRQ is assigned to */
int irq_slice; /* slice IRQ is assigned to */
int irq_cpuid; /* kernel logical cpuid */
int irq_irq; /* the IRQ number */
int irq_int_bit; /* Bridge interrupt pin */
/* <0 means MSI */
u64 irq_xtalkaddr; /* xtalkaddr IRQ is sent to */
int irq_bridge_type;/* pciio asic type (pciio.h) */
void *irq_bridge; /* bridge generating irq */
void *irq_pciioinfo; /* associated pciio_info_t */
int irq_last_intr; /* For Shub lb lost intr WAR */
int irq_cookie; /* unique cookie */
int irq_flags; /* flags */
int irq_share_cnt; /* num devices sharing IRQ */
struct list_head list; /* list of sn_irq_info structs */
struct rcu_head rcu; /* rcu callback list */
};
extern void sn_send_IPI_phys(int, long, int, int);
extern u64 sn_intr_alloc(nasid_t, int,
struct sn_irq_info *,
int, nasid_t, int);
extern void sn_intr_free(nasid_t, int, struct sn_irq_info *);
extern struct sn_irq_info *sn_retarget_vector(struct sn_irq_info *, nasid_t, int);
extern void sn_set_err_irq_affinity(unsigned int);
extern struct list_head **sn_irq_lh;
#define CPU_VECTOR_TO_IRQ(cpuid,vector) (vector)
#endif /* _ASM_IA64_SN_INTR_H */