mirror of
https://github.com/armbian/build
synced 2025-09-24 19:47:06 +07:00
141e23b302
- Updated names to reflect function better. - Followed coding style of rest of the file, e.g. `test` instead of `itest` and `if ... ; then`. - If `setexpr` fails, use configured addresses - either the ones defined in boot.cmd or set by armbianEnv.txt.
132 lines
4.6 KiB
Batchfile
132 lines
4.6 KiB
Batchfile
# DO NOT EDIT THIS FILE
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#
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# Please edit /boot/armbianEnv.txt to set supported parameters
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#
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setenv load_addr "0x00300000"
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setenv fdt_addr_r "0x02040000" # max size 128 KiB (=dtb+dto+fdt_extrasize)
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setenv kernel_addr_r "0x02060000" # max size 16 MiB
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setenv ramdisk_addr_r "0x03060000"
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# default values
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setenv overlay_error "false"
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setenv rootdev "/dev/mmcblk0p1"
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setenv rootfstype "ext4"
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setenv verbosity "1"
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setenv emmc_fix "off"
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setenv spi_workaround "off"
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setenv ethaddr "00:50:43:84:fb:2f"
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setenv eth1addr "00:50:43:25:fb:84"
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setenv eth2addr "00:50:43:84:25:2f"
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setenv eth3addr "00:50:43:0d:19:18"
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setenv fdt_extrasize "0x00010000"
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setenv align_to "0x00001000"
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setenv align_addr_next 'setexpr modulo ${addr_next} % ${align_to} ; if itest $modulo -gt 0 ; then setexpr addr_next ${addr_next} / ${align_to} ; setexpr addr_next ${addr_next} + 1 ; setexpr addr_next ${addr_next} * ${align_to} ; fi'
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echo "Boot script loaded from ${devtype}"
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echo "Loading environment from ${devtype} to ${load_addr} ..."
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if load ${devtype} ${devnum} ${load_addr} ${prefix}armbianEnv.txt; then
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env import -t ${load_addr} ${filesize}
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fi
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setenv bootargs "console=ttyS0,115200 root=${rootdev} rootwait rootfstype=${rootfstype} ubootdev=${devtype} scandelay loglevel=${verbosity} usb-storage.quirks=${usbstoragequirks} ${extraargs}"
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echo "Loading DT from ${devtype} to ${fdt_addr_r} ..."
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load ${devtype} ${devnum} ${fdt_addr_r} ${prefix}dtb/${fdtfile}
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fdt addr ${fdt_addr_r}
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fdt resize ${fdt_extrasize}
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if setexpr setexpr 1 + 1 ; then
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setenv setexpr "available"
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else
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echo "** Command `setexpr` not available - using configured load addresses"
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fi
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if test "${setexpr}" = "available" ; then
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fdt header get fdt_totalsize totalsize
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if test "${fdt_totalsize}" = "" ; then
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echo "** Command `fdt header` does not support `get <var> <member>` - calculating DT size"
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# 'fdt resize' will align upwards to 4k address boundary
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setexpr fdt_totalsize ${filesize} / 0x1000
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setexpr fdt_totalsize ${fdt_totalsize} + 1
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setexpr fdt_totalsize ${fdt_totalsize} * 0x1000
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if test "${fdt_extrasize}" != "" ; then
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# add 'extrasize' before aligning
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setexpr fdt_totalsize ${fdt_totalsize} + ${fdt_extrasize}
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fi
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fi
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setexpr addr_next ${fdt_addr_r} + ${fdt_totalsize}
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run align_addr_next
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setenv kernel_addr_r ${addr_next}
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fi
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for overlay_file in ${overlays}; do
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if load ${devtype} ${devnum} ${load_addr} ${prefix}dtb/overlay/${overlay_prefix}-${overlay_file}.dtbo; then
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echo "Applying kernel provided DT overlay ${overlay_prefix}-${overlay_file}.dtbo"
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fdt apply ${load_addr} || setenv overlay_error "true"
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fi
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done
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for overlay_file in ${user_overlays}; do
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if load ${devtype} ${devnum} ${load_addr} ${prefix}overlay-user/${overlay_file}.dtbo; then
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echo "Applying user provided DT overlay ${overlay_file}.dtbo"
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fdt apply ${load_addr} || setenv overlay_error "true"
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fi
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done
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if test "${overlay_error}" = "true"; then
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echo "!! Error applying DT overlays, restoring original DT"
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load ${devtype} ${devnum} ${fdt_addr_r} ${prefix}dtb/${fdtfile}
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fdt addr ${fdt_addr_r}
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fdt resize ${fdt_extrasize}
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# no need to recalculate next load address here
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else
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if test -e ${devtype} ${devnum} ${prefix}dtb/overlay/${overlay_prefix}-fixup.scr; then
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load ${devtype} ${devnum} ${load_addr} ${prefix}dtb/overlay/${overlay_prefix}-fixup.scr
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echo "Applying kernel provided DT fixup script (${overlay_prefix}-fixup.scr)"
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source ${load_addr}
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fi
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if test -e ${devtype} ${devnum} ${prefix}fixup.scr; then
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load ${devtype} ${devnum} ${load_addr} ${prefix}fixup.scr
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echo "Applying user provided fixup script (fixup.scr)"
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source ${load_addr}
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fi
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fi
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# eMMC fix
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if test "${emmc_fix}" = "on"; then
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echo "Applying eMMC compatibility fix to the DT"
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fdt rm /soc/internal-regs/sdhci@d8000/ cd-gpios
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fdt set /soc/internal-regs/sdhci@d8000/ non-removable
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fi
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# SPI - SATA workaround
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if test "${spi_workaround}" = "on"; then
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echo "Applying SPI workaround to the DT"
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fdt set /soc/internal-regs/sata@e0000 status "disabled"
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fdt set /soc/internal-regs/sata@a8000 status "disabled"
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fdt set /soc/spi@10680 status "okay"
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fdt set /soc/spi@10680/spi-flash@0 status "okay"
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fi
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echo "Loading kernel from ${devtype} to ${kernel_addr_r} ..."
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load ${devtype} ${devnum} ${kernel_addr_r} ${prefix}zImage
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if test "${setexpr}" = "available" ; then
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setexpr addr_next ${kernel_addr_r} + ${filesize}
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run align_addr_next
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setenv ramdisk_addr_r ${addr_next}
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fi
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echo "Loading ramdisk from ${devtype} to ${ramdisk_addr_r} ..."
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load ${devtype} ${devnum} ${ramdisk_addr_r} ${prefix}uInitrd
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echo "Booting kernel ..."
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bootz ${kernel_addr_r} ${ramdisk_addr_r} ${fdt_addr_r}
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# Recompile with:
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# mkimage -C none -A arm -T script -d /boot/boot.cmd /boot/boot.scr
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