1 /* 2 Copyright (c) 2012, Broadcom Europe Ltd 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 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 16 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND 17 ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 18 WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 19 DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY 20 DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 21 (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 22 LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 23 ON 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 25 SOFTWARE, 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 36 extern "C" { 37 #endif 38 39 void bcm_host_init(void); 40 void bcm_host_deinit(void); 41 42 int32_t graphics_get_display_size( const uint16_t display_number, 43 uint32_t *width, 44 uint32_t *height); 45 46 unsigned bcm_host_get_peripheral_address(void); 47 unsigned bcm_host_get_peripheral_size(void); 48 unsigned 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 77 extern int bcm_host_get_model_type(void); 78 79 /* Returns 1 if model is Pi4 80 */ 81 extern int bcm_host_is_model_pi4(void); 82 83 /* Returns 1 if fkms is active (dtoverlay=v3d-fkms-vc4) 84 */ 85 extern int bcm_host_is_fkms_active(void); 86 87 /* Returns 1 if kms is active (dtoverlay=v3d-kms-vc4) 88 */ 89 extern 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 98 extern int bcm_host_get_processor_id(void); 99 100 #ifdef __cplusplus 101 } 102 #endif 103 104 #endif 105 106