1 /*-
2 * Copyright (c) 2013 Ruslan Bukin <br@bsdpad.com>
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 */
26
27 #include <sys/cdefs.h>
28 __FBSDID("$FreeBSD: stable/10/sys/arm/samsung/exynos/exynos5_common.c 266277 2014-05-17 00:53:12Z ian $");
29
30 #include <sys/param.h>
31 #include <sys/systm.h>
32 #include <sys/bus.h>
33 #include <sys/kernel.h>
34
35 #include <dev/fdt/fdt_common.h>
36 #include <dev/ofw/openfirm.h>
37
38 #include <machine/bus.h>
39 #include <machine/fdt.h>
40
41 void
cpu_reset(void)42 cpu_reset(void)
43 {
44 bus_space_handle_t bsh;
45
46 bus_space_map(fdtbus_bs_tag, 0x10040400, 0x1000, 0, &bsh);
47 bus_space_write_4(fdtbus_bs_tag, bsh, 0, 1);
48
49 while (1);
50 }
51
52 struct fdt_fixup_entry fdt_fixup_table[] = {
53 { NULL, NULL }
54 };
55
56 static int
fdt_pic_decode_ic(phandle_t node,pcell_t * intr,int * interrupt,int * trig,int * pol)57 fdt_pic_decode_ic(phandle_t node, pcell_t *intr, int *interrupt, int *trig,
58 int *pol)
59 {
60
61 if (!fdt_is_compatible(node, "arm,gic"))
62 return (ENXIO);
63
64 *interrupt = fdt32_to_cpu(intr[0]);
65 *trig = INTR_TRIGGER_CONFORM;
66 *pol = INTR_POLARITY_CONFORM;
67 return (0);
68 }
69
70 fdt_pic_decode_t fdt_pic_table[] = {
71 &fdt_pic_decode_ic,
72 NULL
73 };
74