target/linux/mediatek/image/mt7623.mk

   1 DEVICE_VARS += UBOOT_TARGET UBOOT_OFFSET UBOOT_IMAGE
   2
   3 # The bootrom of MT7623 expects legacy MediaTek headers present in
   4 # exactly the location also used for the primary GPT partition table.
   5 # (*MMC_BOOT and BRLYT)
   6 # Hence only MSDOS/MBR partitioning can work here.
   7 #
   8 #   ------------------------   Sector   Offset
   9 #   |  MBR + SDMMC_BOOT    |     0       0x0
  10 #   |----------------------|
  11 #   |     BRLYT header     |     1       0x200
  12 #   |----------------------|
  13 #   .                      .
  14 #   .                      .
  15 #   |----------------------|
  16 #   |                      |     4       0x800
  17 #   |                      |
  18 #   |     Preloader        |
  19 #   .                      .
  20 #   .                      .
  21 #   |                      |     639
  22 #   |----------------------|
  23 #   |   MBR partition #1   |     640     0x50000
  24 #   |                      |
  25 #   |       U-Boot         |
  26 #   .                      .
  27 #   .                      .
  28 #   |                      |     1663
  29 #   |----------------------|
  30 #   |   MBR partition #2   |
  31 #   |                      |
  32 #   |       Recovery       |
  33 #   .                      .
  34 #   .     (uImage.FIT)     .
  35 #   |                      |
  36 #   |----------------------|
  37 #   |   MBR partition #3   |
  38 #   |                      |
  39 #   |      Production      |
  40 #   |                      |
  41 #   |     (uImage.FIT,     |
  42 #   .     rootfs_Data.)    .
  43 #   .                      .
  44 #   |                      |
  45 #   ------------------------
  46 #
  47 # For eMMC boot, everything up to and including the preloader must be
  48 # written to /dev/mmcblk0boot0, with the SDMMC_BOOT header changed to
  49 # read EMMC_BOOT\0 instead.
  50 #
  51 # The contents of the main eMMC are identical to the SD card layout,
  52 # with the preloader loading 512KiB of U-Boot starting at 0x50000.
  53
  54 define Build/mt7623-mbr
  55         cp $@ $@.tmp 2>/dev/null || true
  56         ptgen -o $@.tmp -h 4 -s 63 -a 0 -l 1024 \
  57                         -t 0x41 -N uboot        -p 1M@$(UBOOT_OFFSET) \
  58                         -t 0xea -N recovery     -p 40M@4M \
  59                         -t 0x2e -N production   -p $(CONFIG_TARGET_ROOTFS_PARTSIZE)M@48M
  60
  61         echo -en \
  62                 $(if $(findstring sdmmc,$1),"SDMMC_BOOT\x00\x00\x01\x00\x00\x00\x00\x02\x00\x00") \
  63                 $(if $(findstring emmc,$1),"EMMC_BOOT\x00\x00\x00\x01\x00\x00\x00\x00\x02\x00\x00") \
  64                 | dd bs=1 of="$@.tmp" seek=0 conv=notrunc
  65
  66         echo -en "BRLYT\x00\x00\x00\x01\x00\x00\x00\x00\x08\x00\x00\x00\x08\x00\x00\x42\x42\x42\x42\x08\x00\x01\x00\x00\x08\x00\x00\x00\x08\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"\
  67                 | dd bs=1 of="$@.tmp" seek=512 conv=notrunc
  68
  69         cat $@.tmp >> $@
  70         rm $@.tmp
  71 endef
  72
  73 define Build/append-preloader
  74         cat $(STAGING_DIR_IMAGE)/$1-preloader.bin >> $@
  75 endef
  76
  77 define Build/append-bootloader
  78         cat $(STAGING_DIR_IMAGE)/$1-$(UBOOT_IMAGE) >> $@
  79 endef
  80
  81 define Build/scatterfile
  82         ./gen_scatterfile.sh $(subst mt,MT,$(SUBTARGET)) "$1" \
  83                 $(subst -scatter.txt,,$(notdir $@)) "$(DEVICE_TITLE)" > $@
  84 endef
  85
  86 define Device/bananapi_bpi-r2
  87   DEVICE_VENDOR := Bananapi
  88   DEVICE_MODEL := BPi-R2
  89   DEVICE_DTS := mt7623n-bananapi-bpi-r2
  90   DEVICE_PACKAGES := mkf2fs e2fsprogs kmod-usb3 kmod-ata-ahci
  91   UBOOT_OFFSET := 320k
  92   UBOOT_TARGET := mt7623n_bpir2
  93   UBOOT_IMAGE := u-boot.bin
  94   UBOOT_PATH := $(STAGING_DIR_IMAGE)/$$(UBOOT_TARGET)-$$(UBOOT_IMAGE)
  95   IMAGES := sysupgrade.itb
  96   KERNEL := kernel-bin | gzip
  97   KERNEL_INITRAMFS_SUFFIX := -recovery.itb
  98   KERNEL_INITRAMFS := kernel-bin | gzip | fit gzip $$(DTS_DIR)/$$(DEVICE_DTS).dtb with-initrd
  99   IMAGE_SIZE := $$(shell expr 48 + $$(CONFIG_TARGET_ROOTFS_PARTSIZE))m
 100   IMAGE/sysupgrade.itb := append-kernel | fit gzip $$(DTS_DIR)/$$(DEVICE_DTS).dtb external-static-with-rootfs | append-metadata
 101   ARTIFACT/preloader.bin := mt7623-mbr emmc |\
 102                             pad-to 2k | append-preloader $$(UBOOT_TARGET)
 103   ARTIFACT/u-boot.bin := append-uboot
 104   ARTIFACT/sdcard.img.gz := mt7623-mbr sdmmc |\
 105                             pad-to 2k | append-preloader $$(UBOOT_TARGET) |\
 106                             pad-to $$(UBOOT_OFFSET) | append-bootloader $$(UBOOT_TARGET) |\
 107                             pad-to 4092k | mt7623-mbr emmc |\
 108                             $(if $(CONFIG_TARGET_ROOTFS_INITRAMFS),\
 109                             pad-to 4M | append-image-stage initramfs-recovery.itb | check-size 48m |\
 110                             ) \
 111                             $(if $(CONFIG_TARGET_ROOTFS_SQUASHFS),\
 112                             pad-to 48M | append-image squashfs-sysupgrade.itb | check-size |\
 113                             ) \
 114                             gzip
 115   ARTIFACTS := u-boot.bin preloader.bin sdcard.img.gz
 116   SUPPORTED_DEVICES := bananapi,bpi-r2
 117 endef
 118 TARGET_DEVICES += bananapi_bpi-r2
 119
 120 define Device/unielec_u7623-02
 121   DEVICE_VENDOR := UniElec
 122   DEVICE_MODEL := U7623-02
 123   # When we use FIT images, U-Boot will populate the /memory node with the correct
 124   # memory size discovered from the preloader, so we don't need separate builds.
 125   DEVICE_DTS := mt7623a-unielec-u7623-02
 126   DEVICE_DTS_DIR := ../dts
 127   DEVICE_PACKAGES := kmod-fs-vfat kmod-nls-cp437 kmod-nls-iso8859-1 kmod-mmc \
 128        mkf2fs e2fsprogs kmod-usb-ohci kmod-usb2 kmod-usb3 kmod-ata-ahci
 129   UBOOT_OFFSET := 256k
 130   UBOOT_TARGET := mt7623a_unielec_u7623
 131   UBOOT_IMAGE := u-boot-mtk.bin
 132   UBOOT_PATH := $(STAGING_DIR_IMAGE)/$$(UBOOT_TARGET)-$$(UBOOT_IMAGE)
 133   IMAGE_SIZE := $$(shell expr 48 + $$(CONFIG_TARGET_ROOTFS_PARTSIZE))m
 134   IMAGES := sysupgrade.itb
 135   KERNEL := kernel-bin | gzip
 136   KERNEL_INITRAMFS_SUFFIX := -recovery.itb
 137   KERNEL_INITRAMFS := kernel-bin | gzip | fit gzip $$(KDIR)/image-$$(firstword $$(DEVICE_DTS)).dtb with-initrd
 138   IMAGE/sysupgrade.itb := append-kernel | fit gzip $$(KDIR)/image-$$(firstword $$(DEVICE_DTS)).dtb external-static-with-rootfs | append-metadata
 139   ARTIFACT/u-boot.bin := append-uboot
 140 # vendor Preloader seems not to care about SDMMC_BOOT/EMMC_BOOT header,
 141 # but OpenWrt expects 'SDMM' magic for sysupgrade.
 142   ARTIFACT/emmc.img.gz := mt7623-mbr sdmmc |\
 143                             pad-to $$(UBOOT_OFFSET) | append-bootloader $$(UBOOT_TARGET) |\
 144                             $(if $(CONFIG_TARGET_ROOTFS_INITRAMFS),\
 145                             pad-to 4M | append-image-stage initramfs-recovery.itb | check-size 48m |\
 146                             ) \
 147                             $(if $(CONFIG_TARGET_ROOTFS_SQUASHFS),\
 148                             pad-to 48M | append-image squashfs-sysupgrade.itb | check-size |\
 149                             ) \
 150                             gzip | append-metadata
 151   ARTIFACT/scatter.txt := scatterfile emmc.img.gz
 152   ARTIFACTS := u-boot.bin scatter.txt emmc.img.gz
 153   SUPPORTED_DEVICES += unielec,u7623-02-emmc-512m
 154 endef
 155 TARGET_DEVICES += unielec_u7623-02
 156
 157
 158 # Legacy helper for U7623 board
 159 define Build/fat-recovery-fs
 160         rm -f $@.recovery
 161         mkfs.fat -C $@.recovery 3070
 162         cat $@.recovery >> $@
 163 endef
 164
 165 # Legacy partial image for U7623
 166 # This preserves the vendor U-Boot and starts with a uImage at 0xA00
 167 define Device/unielec_u7623-02-emmc-512m-legacy
 168   DEVICE_VENDOR := UniElec
 169   DEVICE_MODEL := U7623-02
 170   DEVICE_VARIANT := eMMC/512MiB RAM (legacy image)
 171   DEVICE_DTS := mt7623a-unielec-u7623-02-emmc-512m
 172   DEVICE_DTS_DIR := ../dts
 173   KERNEL_NAME := zImage
 174   KERNEL := kernel-bin | append-dtb | uImage none
 175   KERNEL_INITRAMFS := kernel-bin | append-dtb | uImage none
 176   DEVICE_PACKAGES := kmod-fs-vfat kmod-nls-cp437 kmod-nls-iso8859-1 kmod-mmc \
 177         mkf2fs e2fsprogs kmod-usb-ohci kmod-usb2 kmod-usb3 kmod-ata-ahci \
 178         partx-utils
 179   IMAGES := sysupgrade.bin.gz
 180   IMAGE/sysupgrade.bin.gz := append-kernel |\
 181                                 pad-to 4864k | fat-recovery-fs |\
 182                                 pad-to 7936k | append-rootfs |\
 183                                 gzip | append-metadata
 184   SUPPORTED_DEVICES := unielec,u7623-02-emmc-512m
 185 endef
 186 TARGET_DEVICES += unielec_u7623-02-emmc-512m-legacy