1 /* $NetBSD: intr.h,v 1.7 2003/06/16 20:01:00 thorpej Exp $ */
4 * Copyright (c) 1997 Mark Brinicombe.
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 * 3. All advertising materials mentioning features or use of this software
16 * must display the following acknowledgement:
17 * This product includes software developed by Mark Brinicombe
18 * for the NetBSD Project.
19 * 4. The name of the company nor the name of the author may be used to
20 * endorse or promote products derived from this software without specific
21 * prior written permission.
23 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
24 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
25 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
26 * IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
27 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
28 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
29 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
39 #ifndef _MACHINE_INTR_H_
40 #define _MACHINE_INTR_H_
43 #include <dev/ofw/openfirm.h>
49 #define NIRQ 1024 /* XXX - It should be an option. */
55 void intr_ipi_dispatch(struct intr_irqsrc *isrc, struct trapframe *tf);
57 #define AISHF_NOALLOC 0x0001
59 int intr_ipi_set_handler(u_int ipi, const char *name, intr_ipi_filter_t *filter,
60 void *arg, u_int flags);
63 #else /* ARM_INTRNG */
65 /* XXX move to std.* files? */
66 #ifdef CPU_XSCALE_81342
68 #elif defined(CPU_XSCALE_PXA2X0)
69 #include <arm/xscale/pxa/pxareg.h>
70 #define NIRQ IRQ_GPIO_MAX
71 #elif defined(SOC_MV_DISCOVERY)
73 #elif defined(CPU_ARM9) || defined(SOC_MV_KIRKWOOD) || \
74 defined(CPU_XSCALE_IXP435)
76 #elif defined(CPU_CORTEXA)
78 #elif defined(CPU_KRAIT)
80 #elif defined(CPU_ARM1176)
82 #elif defined(SOC_MV_ARMADAXP)
83 #define MAIN_IRQ_NUM 116
84 #define ERR_IRQ_NUM 32
85 #define ERR_IRQ (MAIN_IRQ_NUM)
86 #define MSI_IRQ_NUM 32
87 #define MSI_IRQ (ERR_IRQ + ERR_IRQ_NUM)
88 #define NIRQ (MAIN_IRQ_NUM + ERR_IRQ_NUM + MSI_IRQ_NUM)
93 int arm_get_next_irq(int);
94 void arm_mask_irq(uintptr_t);
95 void arm_unmask_irq(uintptr_t);
96 void arm_intrnames_init(void);
97 void arm_setup_irqhandler(const char *, int (*)(void*), void (*)(void*),
98 void *, int, int, void **);
99 int arm_remove_irqhandler(int, void *);
100 extern void (*arm_post_filter)(void *);
101 extern int (*arm_config_irq)(int irq, enum intr_trigger trig,
102 enum intr_polarity pol);
104 void intr_pic_init_secondary(void);
107 int gic_decode_fdt(phandle_t, pcell_t *, int *, int *, int *);
108 int intr_fdt_map_irq(phandle_t, pcell_t *, int);
111 #endif /* ARM_INTRNG */
113 void arm_irq_memory_barrier(uintptr_t);
115 #endif /* _MACHINE_INTR_H */