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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 */
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