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Diffstat (limited to 'classes/sdcard_image-socfpga.bbclass')
-rw-r--r-- | classes/sdcard_image-socfpga.bbclass | 172 |
1 files changed, 172 insertions, 0 deletions
diff --git a/classes/sdcard_image-socfpga.bbclass b/classes/sdcard_image-socfpga.bbclass new file mode 100644 index 0000000..0f59957 --- /dev/null +++ b/classes/sdcard_image-socfpga.bbclass | |||
@@ -0,0 +1,172 @@ | |||
1 | inherit 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 | ||
16 | IMAGE_TYPEDEP_socfpga-sdimg = "${SDIMG_ROOTFS_TYPE}" | ||
17 | |||
18 | # Boot partition volume id | ||
19 | BOOTDD_VOLUME_ID ?= "${MACHINE}" | ||
20 | |||
21 | # Boot partition size [in KiB] -> size 2M for A10 | ||
22 | BOOT_SPACE ?= "2048" | ||
23 | |||
24 | # Fat partition size | ||
25 | FAT_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 | ||
30 | IMAGE_ROOTFS_ALIGNMENT = "1024" | ||
31 | |||
32 | # ROOTFS_SIZE_MOD ?= "524288" | ||
33 | ROOTFS_SIZE_MOD ?= "16384" | ||
34 | |||
35 | # Use an uncompressed ext3 by default as rootfs | ||
36 | SDIMG_ROOTFS_TYPE = "ext3" | ||
37 | SDIMG_ROOTFS = "${DEPLOY_DIR_IMAGE}/${IMAGE_NAME}.rootfs.${SDIMG_ROOTFS_TYPE}" | ||
38 | |||
39 | |||
40 | IMAGE_DEPENDS_socfpga-sdimg += " \ | ||
41 | parted-native \ | ||
42 | mtools-native \ | ||
43 | dosfstools-native \ | ||
44 | virtual/kernel \ | ||
45 | virtual/bootloader \ | ||
46 | " | ||
47 | |||
48 | rootfs[depends] += "virtual/kernel:do_deploy" | ||
49 | |||
50 | # SD card image name | ||
51 | SDIMG = "${DEPLOY_DIR_IMAGE}/${IMAGE_NAME}.rootfs.socfpga-sdimg" | ||
52 | |||
53 | IMAGEDATESTAMP = "${@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 | |||
59 | SOCFPGA_SDIMG_PARTITION_COMMAND ?= "generate_sdcard_partitions_v2016_05_and_earlier" | ||
60 | |||
61 | generate_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 | |||
83 | generate_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 $FAT_BLOCKS | ||
103 | |||
104 | } | ||
105 | |||
106 | IMAGE_CMD_socfpga-sdimg () { | ||
107 | |||
108 | # Align partitions | ||
109 | BOOT_SPACE_ALIGNED=$(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 | } | ||