1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
|
include conf/machine/include/rpi-default-settings.inc
include conf/machine/include/rpi-default-versions.inc
include conf/machine/include/rpi-default-providers.inc
SOC_FAMILY = "rpi"
include conf/machine/include/soc-family.inc
IMAGE_FSTYPES ?= "tar.bz2 ext3 rpi-sdimg"
WKS_FILE ?= "sdimage-raspberrypi.wks"
XSERVER = " \
xserver-xorg \
${@bb.utils.contains("MACHINE_FEATURES", "vc4graphics", "xserver-xorg-extension-glx", "", d)} \
${@bb.utils.contains("MACHINE_FEATURES", "vc4graphics", "xf86-video-modesetting", "xf86-video-fbdev", d)} \
"
RPI_KERNEL_DEVICETREE_OVERLAYS ?= " \
overlays/at86rf233.dtbo \
overlays/dwc2.dtbo \
overlays/gpio-key.dtbo \
overlays/hifiberry-amp.dtbo \
overlays/hifiberry-dac.dtbo \
overlays/hifiberry-dacplus.dtbo \
overlays/hifiberry-digi.dtbo \
overlays/i2c-rtc.dtbo \
overlays/iqaudio-dac.dtbo \
overlays/iqaudio-dacplus.dtbo \
overlays/mcp2515-can0.dtbo \
overlays/pi3-disable-bt.dtbo \
overlays/pi3-miniuart-bt.dtbo \
overlays/pitft22.dtbo \
overlays/pitft28-resistive.dtbo \
overlays/pitft35-resistive.dtbo \
overlays/pps-gpio.dtbo \
overlays/rpi-ft5406.dtbo \
overlays/rpi-poe.dtbo \
overlays/vc4-kms-v3d.dtbo \
overlays/vc4-fkms-v3d.dtbo \
overlays/w1-gpio-pullup.dtbo \
overlays/w1-gpio.dtbo \
"
RPI_KERNEL_DEVICETREE ?= " \
bcm2708-rpi-zero-w.dtb \
bcm2708-rpi-b.dtb \
bcm2708-rpi-b-plus.dtb \
bcm2709-rpi-2-b.dtb \
bcm2710-rpi-3-b.dtb \
bcm2710-rpi-3-b-plus.dtb \
bcm2711-rpi-4-b.dtb \
bcm2708-rpi-cm.dtb \
bcm2710-rpi-cm3.dtb \
"
KERNEL_DEVICETREE ?= " \
${RPI_KERNEL_DEVICETREE} \
${RPI_KERNEL_DEVICETREE_OVERLAYS} \
"
# Different dtb and dtbo files are needed for Raspberry Pi 4
# (64-bit) if feature agl-sota is enabled.
KERNEL_DEVICETREE_raspberrypi4_sota = " broadcom/bcm2711-rpi-4-b.dtb overlays/vc4-fkms-v3d.dtbo overlays/uart0-rpi4.dtbo"
# By default:
#
# * When u-boot is disabled use the "Image" format which can be directly loaded
# by the rpi firmware.
#
# * When u-boot is enabled use the "uImage" format and the "bootm" command
# within u-boot to load the kernel.
KERNEL_BOOTCMD ??= "bootm"
KERNEL_IMAGETYPE_UBOOT ??= "uImage"
KERNEL_IMAGETYPE_DIRECT ??= "zImage"
KERNEL_IMAGETYPE ?= "${@bb.utils.contains('RPI_USE_U_BOOT', '1', \
'${KERNEL_IMAGETYPE_UBOOT}', '${KERNEL_IMAGETYPE_DIRECT}', d)}"
MACHINE_FEATURES += "apm usbhost keyboard vfat ext2 screen touchscreen alsa bluetooth wifi sdio ${@bb.utils.contains('DISABLE_VC4GRAPHICS', '1', '', 'vc4graphics', d)}"
# Raspberry Pi has no hardware clock
MACHINE_FEATURES_BACKFILL_CONSIDERED = "rtc"
MACHINE_EXTRA_RRECOMMENDS += " kernel-modules udev-rules-rpi"
# Set Raspberrypi splash image
SPLASH = "psplash-raspberrypi"
def make_dtb_boot_files(d):
# Generate IMAGE_BOOT_FILES entries for device tree files listed in
# KERNEL_DEVICETREE.
alldtbs = d.getVar('KERNEL_DEVICETREE')
imgtyp = d.getVar('KERNEL_IMAGETYPE')
def transform(dtb):
base = os.path.basename(dtb)
if dtb.endswith('dtb'):
# eg: whatever/bcm2708-rpi-b.dtb has:
# DEPLOYDIR file: bcm2708-rpi-b.dtb
# destination: bcm2708-rpi-b.dtb
return base
elif dtb.endswith('dtbo'):
# overlay dtb:
# eg: overlays/hifiberry-amp.dtbo has:
# DEPLOYDIR file: hifiberry-amp.dtbo
# destination: overlays/hifiberry-amp.dtbo
return '{};{}'.format(base, dtb)
return ' '.join([transform(dtb) for dtb in alldtbs.split(' ') if dtb])
IMAGE_BOOT_FILES ?= "bcm2835-bootfiles/* \
${@make_dtb_boot_files(d)} \
${@bb.utils.contains('RPI_USE_U_BOOT', '1', \
'${KERNEL_IMAGETYPE} u-boot.bin;${SDIMG_KERNELIMAGE} boot.scr', \
'${KERNEL_IMAGETYPE};${SDIMG_KERNELIMAGE}', d)} \
"
do_image_wic[depends] += " \
bcm2835-bootfiles:do_deploy \
${@bb.utils.contains('RPI_USE_U_BOOT', '1', 'u-boot:do_deploy', '',d)} \
"
do_image_wic[recrdeps] = "do_build"
# The kernel image is installed into the FAT32 boot partition and does not need
# to also be installed into the rootfs.
RDEPENDS_${KERNEL_PACKAGE_NAME}-base = ""
|
