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