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[IA64] hotplug/ia64: SN Hotplug Driver: SN IRQ Fixes
[net-next-2.6.git] / include / asm-ia64 / sn / intr.h
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1/*
2 * This file is subject to the terms and conditions of the GNU General Public
3 * License. See the file "COPYING" in the main directory of this archive
4 * for more details.
5 *
6 * Copyright (C) 1992 - 1997, 2000-2004 Silicon Graphics, Inc. All rights reserved.
7 */
8
9#ifndef _ASM_IA64_SN_INTR_H
10#define _ASM_IA64_SN_INTR_H
11
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12#include <linux/rcupdate.h>
13
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14#define SGI_UART_VECTOR (0xe9)
15#define SGI_PCIBR_ERROR (0x33)
16
17/* Reserved IRQs : Note, not to exceed IA64_SN2_FIRST_DEVICE_VECTOR */
18#define SGI_XPC_ACTIVATE (0x30)
19#define SGI_II_ERROR (0x31)
20#define SGI_XBOW_ERROR (0x32)
21#define SGI_PCIBR_ERROR (0x33)
22#define SGI_ACPI_SCI_INT (0x34)
23#define SGI_TIOCA_ERROR (0x35)
24#define SGI_TIO_ERROR (0x36)
25#define SGI_TIOCX_ERROR (0x37)
26#define SGI_MMTIMER_VECTOR (0x38)
27#define SGI_XPC_NOTIFY (0xe7)
28
29#define IA64_SN2_FIRST_DEVICE_VECTOR (0x3c)
30#define IA64_SN2_LAST_DEVICE_VECTOR (0xe6)
31
32#define SN2_IRQ_RESERVED (0x1)
33#define SN2_IRQ_CONNECTED (0x2)
34#define SN2_IRQ_SHARED (0x4)
35
36// The SN PROM irq struct
37struct sn_irq_info {
cb4cb2cb 38 struct sn_irq_info *irq_next; /* deprecated DO NOT USE */
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39 short irq_nasid; /* Nasid IRQ is assigned to */
40 int irq_slice; /* slice IRQ is assigned to */
41 int irq_cpuid; /* kernel logical cpuid */
42 int irq_irq; /* the IRQ number */
43 int irq_int_bit; /* Bridge interrupt pin */
44 uint64_t irq_xtalkaddr; /* xtalkaddr IRQ is sent to */
45 int irq_bridge_type;/* pciio asic type (pciio.h) */
46 void *irq_bridge; /* bridge generating irq */
47 void *irq_pciioinfo; /* associated pciio_info_t */
48 int irq_last_intr; /* For Shub lb lost intr WAR */
49 int irq_cookie; /* unique cookie */
50 int irq_flags; /* flags */
51 int irq_share_cnt; /* num devices sharing IRQ */
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52 struct list_head list; /* list of sn_irq_info structs */
53 struct rcu_head rcu; /* rcu callback list */
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54};
55
56extern void sn_send_IPI_phys(int, long, int, int);
57
58#define CPU_VECTOR_TO_IRQ(cpuid,vector) (vector)
59
60#endif /* _ASM_IA64_SN_INTR_H */