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bcm2835_machdep.c (274668) bcm2835_machdep.c (280558)
1/*-
2 * Copyright (c) 2012 Oleksandr Tymoshenko.
3 * Copyright (c) 1994-1998 Mark Brinicombe.
4 * Copyright (c) 1994 Brini.
5 * All rights reserved.
6 *
7 * This code is derived from software written for Brini by Mark Brinicombe
8 *

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35 *
36 * from: FreeBSD: //depot/projects/arm/src/sys/arm/at91/kb920x_machdep.c, rev 45
37 */
38
39#include "opt_ddb.h"
40#include "opt_platform.h"
41
42#include <sys/cdefs.h>
1/*-
2 * Copyright (c) 2012 Oleksandr Tymoshenko.
3 * Copyright (c) 1994-1998 Mark Brinicombe.
4 * Copyright (c) 1994 Brini.
5 * All rights reserved.
6 *
7 * This code is derived from software written for Brini by Mark Brinicombe
8 *

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35 *
36 * from: FreeBSD: //depot/projects/arm/src/sys/arm/at91/kb920x_machdep.c, rev 45
37 */
38
39#include "opt_ddb.h"
40#include "opt_platform.h"
41
42#include <sys/cdefs.h>
43__FBSDID("$FreeBSD: head/sys/arm/broadcom/bcm2835/bcm2835_machdep.c 274668 2014-11-18 17:06:56Z imp $");
43__FBSDID("$FreeBSD: head/sys/arm/broadcom/bcm2835/bcm2835_machdep.c 280558 2015-03-25 10:59:42Z andrew $");
44
45#define _ARM32_BUS_DMA_PRIVATE
46#include <sys/param.h>
47#include <sys/systm.h>
48#include <sys/bus.h>
49
50#include <vm/vm.h>
51#include <vm/pmap.h>

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83 board_set_serial(fdt64_to_cpu(*((uint64_t *)cells)));
84
85 len = OF_getprop(system, "linux,revision", &cells, sizeof(cells));
86 if (len > 0)
87 board_set_revision(fdt32_to_cpu(*((uint32_t *)cells)));
88 }
89}
90
44
45#define _ARM32_BUS_DMA_PRIVATE
46#include <sys/param.h>
47#include <sys/systm.h>
48#include <sys/bus.h>
49
50#include <vm/vm.h>
51#include <vm/pmap.h>

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83 board_set_serial(fdt64_to_cpu(*((uint64_t *)cells)));
84
85 len = OF_getprop(system, "linux,revision", &cells, sizeof(cells));
86 if (len > 0)
87 board_set_revision(fdt32_to_cpu(*((uint32_t *)cells)));
88 }
89}
90
91#ifdef SOC_BCM2835
91/*
92 * Set up static device mappings.
93 * All on-chip peripherals exist in a 16MB range starting at 0x20000000.
94 * Map the entire range using 1MB section mappings.
95 */
96static int
97bcm2835_devmap_init(platform_t plat)
98{
99
100 arm_devmap_add_entry(0x20000000, 0x01000000);
101 return (0);
102}
92/*
93 * Set up static device mappings.
94 * All on-chip peripherals exist in a 16MB range starting at 0x20000000.
95 * Map the entire range using 1MB section mappings.
96 */
97static int
98bcm2835_devmap_init(platform_t plat)
99{
100
101 arm_devmap_add_entry(0x20000000, 0x01000000);
102 return (0);
103}
104#endif
103
105
106#ifdef SOC_BCM2836
107static int
108bcm2836_devmap_init(platform_t plat)
109{
110
111 arm_devmap_add_entry(0x3f000000, 0x01000000);
112 return (0);
113}
114#endif
115
104struct arm32_dma_range *
105bus_dma_get_range(void)
106{
107
108 return (NULL);
109}
110
111int

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116}
117
118void
119cpu_reset()
120{
121 bcmwd_watchdog_reset();
122 while (1);
123}
116struct arm32_dma_range *
117bus_dma_get_range(void)
118{
119
120 return (NULL);
121}
122
123int

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128}
129
130void
131cpu_reset()
132{
133 bcmwd_watchdog_reset();
134 while (1);
135}
136
137#ifdef SOC_BCM2835
124static platform_method_t bcm2835_methods[] = {
125 PLATFORMMETHOD(platform_devmap_init, bcm2835_devmap_init),
126 PLATFORMMETHOD(platform_lastaddr, bcm2835_lastaddr),
127 PLATFORMMETHOD(platform_late_init, bcm2835_late_init),
128
129 PLATFORMMETHOD_END,
130};
138static platform_method_t bcm2835_methods[] = {
139 PLATFORMMETHOD(platform_devmap_init, bcm2835_devmap_init),
140 PLATFORMMETHOD(platform_lastaddr, bcm2835_lastaddr),
141 PLATFORMMETHOD(platform_late_init, bcm2835_late_init),
142
143 PLATFORMMETHOD_END,
144};
131
132FDT_PLATFORM_DEF(bcm2835, "bcm2835", 0, "raspberrypi,model-b");
145FDT_PLATFORM_DEF(bcm2835, "bcm2835", 0, "raspberrypi,model-b");
146#endif
133
147
148#ifdef SOC_BCM2836
149static platform_method_t bcm2836_methods[] = {
150 PLATFORMMETHOD(platform_devmap_init, bcm2836_devmap_init),
151 PLATFORMMETHOD(platform_lastaddr, bcm2835_lastaddr),
152 PLATFORMMETHOD(platform_late_init, bcm2835_late_init),
153
154 PLATFORMMETHOD_END,
155};
156FDT_PLATFORM_DEF(bcm2836, "bcm2836", 0, "brcm,bcm2709");
157#endif