2 * Copyright (c) 2015 The FreeBSD Foundation
5 * This software was developed by Semihalf under
6 * the sponsorship of the FreeBSD Foundation.
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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32 #ifndef _GIC_V3_VAR_H_
33 #define _GIC_V3_VAR_H_
35 #define GIC_V3_DEVSTR "ARM Generic Interrupt Controller v3.0"
37 DECLARE_CLASS(gic_v3_driver);
41 * Re-Distributor region description.
42 * We will have few of those depending
43 * on the #redistributor-regions property in FDT.
45 struct resource ** regions;
46 /* Number of Re-Distributor regions */
48 /* Per-CPU Re-Distributor handler */
49 struct resource * pcpu[MAXCPU];
54 struct resource ** gic_res;
57 struct resource * gic_dist;
59 struct gic_redists gic_redists;
64 boolean_t gic_registered;
67 MALLOC_DECLARE(M_GIC_V3);
70 int gic_v3_attach(device_t dev);
71 int gic_v3_detach(device_t dev);
74 * GIC Distributor accessors.
75 * Notice that only GIC sofc can be passed.
77 #define gic_d_read(sc, len, reg) \
79 bus_read_##len(sc->gic_dist, reg); \
82 #define gic_d_write(sc, len, reg, val) \
84 bus_write_##len(sc->gic_dist, reg, val);\
87 /* GIC Re-Distributor accessors (per-CPU) */
88 #define gic_r_read(sc, len, reg) \
90 u_int cpu = PCPU_GET(cpuid); \
93 sc->gic_redists.pcpu[cpu], \
97 #define gic_r_write(sc, len, reg, val) \
99 u_int cpu = PCPU_GET(cpuid); \
102 sc->gic_redists.pcpu[cpu], \
106 #endif /* _GIC_V3_VAR_H_ */