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1inherit image_types
2
3# Create an sdcard image suitable for the atlas board
4# This is copied from the raspberrypi and freescale sdcard classes
5
6# Disk layout
7# 0 -> 8*1024 - reserverd
8# 8*1024 -> 32*1024 -
9# 32*1024 -> 1024*1024 -
10# 1024*1024 -> BOOT_SPACE - bootloader and kernel in Part 3
11# BOOT_SPACE*1024 -> FAT_SPACE
12
13
14
15# This image depends on the rootfs image
16IMAGE_TYPEDEP_socfpga-sdimg = "${SDIMG_ROOTFS_TYPE}"
17
18# Boot partition volume id
19BOOTDD_VOLUME_ID ?= "${MACHINE}"
20
21# Boot partition size [in KiB] -> size 2M for A10
22BOOT_SPACE ?= "2048"
23
24# Fat partition size
25FAT_SPACE ?= "102400"
26
27# Boot partition begin at sector 1024
28# This is required as for c5/a5 mainline uboot hard codes the location
29# of the uboot image in the sdcard to 0xa00 sector
30IMAGE_ROOTFS_ALIGNMENT = "1024"
31
32# ROOTFS_SIZE_MOD ?= "524288"
33ROOTFS_SIZE_MOD ?= "16384"
34
35# Use an uncompressed ext3 by default as rootfs
36SDIMG_ROOTFS_TYPE = "ext3"
37SDIMG_ROOTFS = "${DEPLOY_DIR_IMAGE}/${IMAGE_NAME}.rootfs.${SDIMG_ROOTFS_TYPE}"
38
39
40IMAGE_DEPENDS_socfpga-sdimg += " \
41 parted-native \
42 mtools-native \
43 dosfstools-native \
44 virtual/kernel \
45 virtual/bootloader \
46 "
47
48rootfs[depends] += "virtual/kernel:do_deploy"
49
50# SD card image name
51SDIMG = "${DEPLOY_DIR_IMAGE}/${IMAGE_NAME}.rootfs.socfpga-sdimg"
52
53IMAGEDATESTAMP = "${@time.strftime('%Y.%m.%d',time.gmtime())}"
54
55# After uboot v2016.05 the boot partition number was changed from 3 to 1 so as a
56# result we need 2 different functions for creating the boot partitions just to
57# change the partition creation order
58
59SOCFPGA_SDIMG_PARTITION_COMMAND ?= "generate_sdcard_partitions_v2016_05_and_earlier"
60
61generate_sdcard_partitions_v2016_05_and_earlier () {
62
63 # Create partition table
64 parted -s ${SDIMG} mklabel msdos
65 # P1: Fat partition
66 parted -s ${SDIMG} unit KiB mkpart primary fat32 $(expr ${IMAGE_ROOTFS_ALIGNMENT} \+ ${BOOT_SPACE_ALIGNED}) $(expr ${IMAGE_ROOTFS_ALIGNMENT} \+ ${BOOT_SPACE_ALIGNED} \+ ${FAT_SPACE_ALIGNED})
67 # P2: Linux FS partition
68 parted -s ${SDIMG} unit KiB mkpart primary $(expr ${IMAGE_ROOTFS_ALIGNMENT} \+ ${BOOT_SPACE_ALIGNED} \+ ${FAT_SPACE_ALIGNED}) $(expr ${IMAGE_ROOTFS_ALIGNMENT} \+ ${BOOT_SPACE_ALIGNED} \+ ${FAT_SPACE_ALIGNED} \+ ${ROOTFS_SIZE_ALIGNED})
69 # P3: A2 partition for bootloader
70 parted -s ${SDIMG} unit KiB mkpart primary ${IMAGE_ROOTFS_ALIGNMENT} $(expr ${BOOT_SPACE_ALIGNED} \+ ${IMAGE_ROOTFS_ALIGNMENT})
71
72 # set part 3 to type a2 for spl / uboot image
73 # 446 to partition table, 16 bytes per entry, 4 byte offset to partition type
74 echo -ne "\xa2" | dd of=${SDIMG} bs=1 count=1 seek=$(expr 446 + 16 + 16 + 4) conv=notrunc && sync && sync
75
76 # Create a vfat image with boot files
77 FAT_BLOCKS=$(LC_ALL=C parted -s ${SDIMG} unit b print | awk '/ 1 / { print substr($4, 1, length($4 -1)) / 512 /2 }')
78 rm -f ${WORKDIR}/fat.img
79 mkfs.vfat -n "${BOOTDD_VOLUME_ID}" -S 512 -C ${WORKDIR}/fat.img $FAT_BLOCKS
80
81}
82
83generate_sdcard_partitions_v2016_11_and_newer () {
84
85 # Create partition table
86 parted -s ${SDIMG} mklabel msdos
87 # P1: A2 partition for bootloader
88 parted -s ${SDIMG} unit KiB mkpart primary ${IMAGE_ROOTFS_ALIGNMENT} $(expr ${BOOT_SPACE_ALIGNED} \+ ${IMAGE_ROOTFS_ALIGNMENT})
89 # P2: Fat partition
90 parted -s ${SDIMG} unit KiB mkpart primary fat32 $(expr ${IMAGE_ROOTFS_ALIGNMENT} \+ ${BOOT_SPACE_ALIGNED}) $(expr ${IMAGE_ROOTFS_ALIGNMENT} \+ ${BOOT_SPACE_ALIGNED} \+ ${FAT_SPACE_ALIGNED})
91 # P3: Linux FS partition
92# parted -s ${SDIMG} unit KiB mkpart primary $(expr ${IMAGE_ROOTFS_ALIGNMENT} \+ ${BOOT_SPACE_ALIGNED} \+ ${FAT_SPACE_ALIGNED}) $(expr ${BOOT_SPACE_ALIGNED} \+ ${FAT_SPACE_ALIGNED} \+ ${ROOTFS_SIZE_ALIGNED})
93 parted -s ${SDIMG} unit KiB mkpart primary $(expr ${IMAGE_ROOTFS_ALIGNMENT} \+ ${BOOT_SPACE_ALIGNED} \+ ${FAT_SPACE_ALIGNED}) $(expr ${IMAGE_ROOTFS_ALIGNMENT} \+ ${BOOT_SPACE_ALIGNED} \+ ${FAT_SPACE_ALIGNED} \+ ${ROOTFS_SIZE_ALIGNED})
94
95 # set part 1 to type a2 for spl / uboot image
96 # 446 to partition table, 16 bytes per entry, 4 byte offset to partition type
97 echo -ne "\xa2" | dd of=${SDIMG} bs=1 count=1 seek=$(expr 446 + 4) conv=notrunc && sync && sync
98
99 # Create a vfat image with boot files
100 FAT_BLOCKS=$(LC_ALL=C parted -s ${SDIMG} unit b print | awk '/ 2 / { print substr($4, 1, length($4 -1)) / 512 /2 }')
101 rm -f ${WORKDIR}/fat.img
102 mkfs.vfat -n "${BOOTDD_VOLUME_ID}" -S 512 -C ${WORKDIR}/fat.img $FAT_BLOCKS
103
104}
105
106IMAGE_CMD_socfpga-sdimg () {
107
108 # Align partitions
109 BOOT_SPACE_ALIGNED=$(expr ${BOOT_SPACE} + ${IMAGE_ROOTFS_ALIGNMENT} - 1)
110 BOOT_SPACE_ALIGNED=$(expr ${BOOT_SPACE_ALIGNED} - ${BOOT_SPACE_ALIGNED} % ${IMAGE_ROOTFS_ALIGNMENT})
111 FAT_SPACE_ALIGNED=$(expr ${FAT_SPACE} + ${IMAGE_ROOTFS_ALIGNMENT} - 1)
112 FAT_SPACE_ALIGNED=$(expr ${FAT_SPACE_ALIGNED} - ${FAT_SPACE_ALIGNED} % ${IMAGE_ROOTFS_ALIGNMENT})
113
114 ROOTFS_SIZE_ALIGNED=$(expr ${ROOTFS_SIZE} \+ ${ROOTFS_SIZE_MOD})
115 ROOTFS_SIZE_ALIGNED=$(expr ${ROOTFS_SIZE_ALIGNED} \- ${ROOTFS_SIZE_ALIGNED} \% ${ROOTFS_SIZE_MOD})
116
117 SDIMG_SIZE=$(expr ${IMAGE_ROOTFS_ALIGNMENT} + ${BOOT_SPACE_ALIGNED} + ${FAT_SPACE_ALIGNED} + ${ROOTFS_SIZE_ALIGNED} + ${IMAGE_ROOTFS_ALIGNMENT})
118
119 # Initialize sdcard image file
120 dd if=/dev/zero of=${SDIMG} bs=1 count=0 seek=$(expr 1024 \* ${SDIMG_SIZE}) && sync && sync
121
122 # Create partition table
123 ${SOCFPGA_SDIMG_PARTITION_COMMAND}
124
125 # Copy kernel image
126 mcopy -i ${WORKDIR}/fat.img -s ${DEPLOY_DIR_IMAGE}/${KERNEL_IMAGETYPE}-${MACHINE}.bin ::/${KERNEL_IMAGETYPE}
127
128 # Copy boot scripts
129 if [ -e "${DEPLOY_DIR_IMAGE}/${MACHINE}.scr" ]
130 then
131 mcopy -i ${WORKDIR}/fat.img -s ${DEPLOY_DIR_IMAGE}/${MACHINE}.scr ::/u-boot.scr
132 fi
133
134 # Copy device tree file
135 if test -n "${KERNEL_DEVICETREE}"; then
136 for DTS_FILE in ${KERNEL_DEVICETREE}; do
137 DTS_BASE_NAME=`basename ${DTS_FILE} | awk -F "." '{print $1}'`
138 if [ -e "${DEPLOY_DIR_IMAGE}/${KERNEL_IMAGETYPE}-${DTS_BASE_NAME}.dtb" ]; then
139 kernel_bin="`readlink ${DEPLOY_DIR_IMAGE}/${KERNEL_IMAGETYPE}-${MACHINE}.bin`"
140 kernel_bin_for_dtb="`readlink ${DEPLOY_DIR_IMAGE}/${KERNEL_IMAGETYPE}-${DTS_BASE_NAME}.dtb | sed "s,$DTS_BASE_NAME,${MACHINE},g;s,\.dtb$,.bin,g"`"
141 if [ $kernel_bin = $kernel_bin_for_dtb ]; then
142 mcopy -i ${WORKDIR}/fat.img -s ${DEPLOY_DIR_IMAGE}/${KERNEL_IMAGETYPE}-${DTS_BASE_NAME}.dtb ::/${DTS_BASE_NAME}.dtb
143 fi
144 fi
145 done
146 fi
147
148 # Add stamp file
149 echo "${IMAGE_NAME}-${IMAGEDATESTAMP}" > ${WORKDIR}/image-version-info
150 mcopy -i ${WORKDIR}/fat.img -v ${WORKDIR}//image-version-info ::
151
152 # Burn Partitions
153 dd if=${WORKDIR}/fat.img of=${SDIMG} conv=notrunc seek=1 bs=$(expr 1024 \* ${BOOT_SPACE_ALIGNED} \+ ${IMAGE_ROOTFS_ALIGNMENT} \* 1024) && sync && sync
154 # If SDIMG_ROOTFS_TYPE is a .xz file use xzcat
155 if echo "${SDIMG_ROOTFS_TYPE}" | egrep -q "*\.xz"
156 then
157 xzcat ${SDIMG_ROOTFS} | dd of=${SDIMG} conv=notrunc seek=1 bs=$(expr 1024 \* ${BOOT_SPACE_ALIGNED} + 1024 \* ${FAT_SPACE_ALIGNED} \+ ${IMAGE_ROOTFS_ALIGNMENT} \* 1024) && sync && sync
158 else
159 dd if=${SDIMG_ROOTFS} of=${SDIMG} conv=notrunc seek=1 bs=$(expr 1024 \* ${BOOT_SPACE_ALIGNED} + 1024 \* ${FAT_SPACE_ALIGNED} \+ ${IMAGE_ROOTFS_ALIGNMENT} \* 1024) && sync && sync
160 fi
161
162 if [ -e "${DEPLOY_DIR_IMAGE}/${SPL_BINARY}-${UBOOT_CONFIG}" ]
163 then
164 dd if=${DEPLOY_DIR_IMAGE}/${SPL_BINARY}-${UBOOT_CONFIG} of=${SDIMG} conv=notrunc seek=1 bs=$(expr ${IMAGE_ROOTFS_ALIGNMENT} \* 1024) && sync && sync
165 elif [ -e "${DEPLOY_DIR_IMAGE}/${SPL_BINARY}" ]
166 then
167 dd if=${DEPLOY_DIR_IMAGE}/${SPL_BINARY} of=${SDIMG} conv=notrunc seek=1 bs=$(expr ${IMAGE_ROOTFS_ALIGNMENT} \* 1024) && sync && sync
168 else
169 bbfatal "${SPL_BINARY} does not exist."
170 fi
171
172}