1/*
2Copyright (c) 2012, Broadcom Europe Ltd
3All rights reserved.
4
5Redistribution and use in source and binary forms, with or without
6modification, are permitted provided that the following conditions are met:
7 * Redistributions of source code must retain the above copyright
8 notice, this list of conditions and the following disclaimer.
9 * Redistributions in binary form must reproduce the above copyright
10 notice, this list of conditions and the following disclaimer in the
11 documentation and/or other materials provided with the distribution.
12 * Neither the name of the copyright holder nor the
13 names of its contributors may be used to endorse or promote products
14 derived from this software without specific prior written permission.
15
16THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
17ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
18WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
19DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY
20DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
21(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
22LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
23ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
25SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26*/
27
28// Header file with useful bits from other headers
29
30#ifndef BCM_HOST_H
31#define BCM_HOST_H
32
33#include <stdint.h>
34
35#ifdef __cplusplus
36extern "C" {
37#endif
38
39void bcm_host_init(void);
40void bcm_host_deinit(void);
41
42int32_t graphics_get_display_size( const uint16_t display_number,
43 uint32_t *width,
44 uint32_t *height);
45
46unsigned bcm_host_get_peripheral_address(void);
47unsigned bcm_host_get_peripheral_size(void);
48unsigned bcm_host_get_sdram_address(void);
49
50#include "interface/vmcs_host/vc_dispmanx.h"
51#include "interface/vmcs_host/vc_tvservice.h"
52#include "interface/vmcs_host/vc_cec.h"
53#include "interface/vmcs_host/vc_cecservice.h"
54#include "interface/vmcs_host/vcgencmd.h"
55
56/* Returns the type of the Pi being used
57*/
58#define BCM_HOST_BOARD_TYPE_MODELA 0
59#define BCM_HOST_BOARD_TYPE_MODELB 1
60#define BCM_HOST_BOARD_TYPE_MODELAPLUS 2
61#define BCM_HOST_BOARD_TYPE_MODELBPLUS 3
62#define BCM_HOST_BOARD_TYPE_PI2MODELB 4
63#define BCM_HOST_BOARD_TYPE_ALPHA 5
64#define BCM_HOST_BOARD_TYPE_CM 6
65#define BCM_HOST_BOARD_TYPE_CM2 7
66#define BCM_HOST_BOARD_TYPE_PI3MODELB 8
67#define BCM_HOST_BOARD_TYPE_PI0 9
68#define BCM_HOST_BOARD_TYPE_CM3 0xa
69#define BCM_HOST_BOARD_TYPE_CUSTOM 0xb
70#define BCM_HOST_BOARD_TYPE_PI0W 0xc
71#define BCM_HOST_BOARD_TYPE_PI3MODELBPLUS 0xd
72#define BCM_HOST_BOARD_TYPE_PI3MODELAPLUS 0xe
73#define BCM_HOST_BOARD_TYPE_FPGA 0xf
74#define BCM_HOST_BOARD_TYPE_CM3PLUS 0x10
75#define BCM_HOST_BOARD_TYPE_PI4MODELB 0x11
76
77extern int bcm_host_get_model_type(void);
78
79/* Returns 1 if model is Pi4
80*/
81extern int bcm_host_is_model_pi4(void);
82
83/* Returns 1 if fkms is active (dtoverlay=v3d-fkms-vc4)
84*/
85extern int bcm_host_is_fkms_active(void);
86
87/* Returns 1 if kms is active (dtoverlay=v3d-kms-vc4)
88*/
89extern int bcm_host_is_kms_active(void);
90
91/* returns the processor ID
92*/
93#define BCM_HOST_PROCESSOR_BCM2835 0
94#define BCM_HOST_PROCESSOR_BCM2836 1
95#define BCM_HOST_PROCESSOR_BCM2837 2
96#define BCM_HOST_PROCESSOR_BCM2838 3
97
98extern int bcm_host_get_processor_id(void);
99
100#ifdef __cplusplus
101}
102#endif
103
104#endif
105
106