mirror of
https://github.com/dreemurrs-embedded/Jumpdrive.git
synced 2024-07-01 02:18:45 +00:00
Expose boot eMMC partitions and mark them as bootable
Can be used to install for example Tow-Boot from a host PC
This commit is contained in:
Bart Ribbers
parent
8f296e08a4
commit
2ae4b2e471
2
.gitignore
vendored
2
.gitignore
vendored
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@ -1,6 +1,7 @@
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/*.img
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/*.apk
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/initramfs/bin/busybox
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/initramfs/bin/mmc
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/initramfs-*
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/build
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/dtbs
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@ -10,6 +11,7 @@
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/src/linux-librem5
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/src/linux-sdm845
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/src/busybox
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/src/mmc-utils
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/src/u-boot
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/src/u-boot-pocketpc
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/src/u-boot-librem5
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15
Makefile
15
Makefile
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@ -1,3 +1,4 @@
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CC = aarch64-linux-gnu-gcc
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CROSS_FLAGS = ARCH=arm64 CROSS_COMPILE=aarch64-linux-gnu-
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CROSS_FLAGS_BOOT = CROSS_COMPILE=aarch64-linux-gnu-
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@ -119,12 +120,18 @@ initramfs/bin/busybox: src/busybox src/busybox_config
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@cp src/busybox_config build/busybox/.config
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@$(MAKE) -C src/busybox O=../../build/busybox $(CROSS_FLAGS)
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@cp build/busybox/busybox initramfs/bin/busybox
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initramfs/bin/mmc-utils: src/mmc-utils
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@echo "MAKE $@"
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@mkdir -p build/mmc-utils
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@$(MAKE) -C src/mmc-utils O=../../build/mmc-utils CFLAGS="-Wno-error -static" CC=$(CC)
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@cp src/mmc-utils/mmc initramfs/bin/mmc
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splash/%.ppm.gz: splash/%.ppm
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@echo "GZ $@"
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@gzip < $< > $@
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initramfs-%.cpio: initramfs/bin/busybox initramfs/init initramfs/init_functions.sh splash/%.ppm.gz splash/%-error.ppm.gz
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initramfs-%.cpio: initramfs/bin/busybox initramfs/bin/mmc-utils initramfs/init initramfs/init_functions.sh splash/%.ppm.gz splash/%-error.ppm.gz
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@echo "CPIO $@"
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@rm -rf initramfs-$*
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@cp -r initramfs initramfs-$*
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@ -309,6 +316,12 @@ src/busybox:
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@wget https://www.busybox.net/downloads/busybox-1.32.0.tar.bz2
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@tar -xf busybox-1.32.0.tar.bz2 --strip-components 1 -C src/busybox
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src/mmc-utils:
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@echo "WGET mmc-utils"
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@mkdir src/mmc-utils
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@wget https://git.kernel.org/pub/scm/utils/mmc/mmc-utils.git/snapshot/mmc-utils-0eea71e4f22a837ed59e607743767df2d038825e.tar.gz
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@tar -xf mmc-utils-0eea71e4f22a837ed59e607743767df2d038825e.tar.gz --strip-components 1 -C src/mmc-utils
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.PHONY: clean cleanfast purism-librem5
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purism-librem5: initramfs-purism-librem5.gz kernel-librem5.gz u-boot-librem5.bin src/purism-librem5.txt dtbs/librem5/imx8mq-librem5-r2.dtb
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@ -46,6 +46,10 @@ The dependencies are:
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- aarch64-linux-gnu- toolchain
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- u-boot tools
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- mtools
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- swig
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- dtc
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- cpio
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- bc
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Additional dependencies for the Purism Librem 5:
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- arm-none-eabi- toolchain
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@ -72,5 +76,6 @@ Generates an image for every supported platform in parallel
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- [Busybox](https://busybox.net) - which is [GPLv2](https://www.gnu.org/licenses/old-licenses/gpl-2.0.en.html).
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- [postmarketOS](https://postmarketos.org) scripts - which is [GPLv2](https://www.gnu.org/licenses/old-licenses/gpl-2.0.en.html).
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- [Pine64's kernel fork](https://gitlab.com/pine64-org/linux) - which is [GPLv2](https://www.gnu.org/licenses/old-licenses/gpl-2.0.en.html).
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- [U-Boot](https://github.com/u-boot/u-boot) - which has [multiple licenses](https://github.com/u-boot/u-boot/tree/master/Licenses)
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- [U-Boot](https://github.com/u-boot/u-boot) - which has [multiple licenses](https://github.com/u-boot/u-boot/tree/master/Licenses).
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- [mmc-utils](https://www.kernel.org/doc/html/latest/driver-api/mmc/mmc-tools.html) - which is [GPLv2](https://www.gnu.org/licenses/old-licenses/gpl-2.0.en.html).
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@ -58,10 +58,27 @@ setup_usb_configfs() {
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echo $EMMC > $CONFIGFS/g1/functions/"$usb_mass_storage_function"/lun.0/file
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echo $SD > $CONFIGFS/g1/functions/"$usb_mass_storage_function"/lun.1/file
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if [ -n "$EMMC_BOOT" ]; then
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echo "$EMMC_BOOT" > $CONFIGFS/g1/functions/"$usb_mass_storage_function"/lun.2/file
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fi
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# Rename the mass storage device
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echo "JumpDrive eMMC" > $CONFIGFS/g1/functions/"$usb_mass_storage_function"/lun.0/inquiry_string
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echo "JumpDrive microSD" > $CONFIGFS/g1/functions/"$usb_mass_storage_function"/lun.1/inquiry_string
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if [ -n "$EMMC_BOOT" ]; then
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echo "JumpDrive eMMC Boot" > $CONFIGFS/g1/functions/"$usb_mass_storage_function"/lun.2/inquiry_string
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# Make sure the boot partitions are rw
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for f in /sys/block/mmcblk*boot*/force_ro; do
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echo 0 > "$f"
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done
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# Mark the boot partitions as bootable
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mmc bootbus set single_hs x1 x4 "$EMMC_BOOT"
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mmc bootpart enable 1 1 "$EMMC_BOOT"
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fi
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# Link the rndis/mass_storage instance to the configuration
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ln -s $CONFIGFS/g1/functions/"$usb_rndis_function" $CONFIGFS/g1/configs/c.1 \
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|| echo " Couldn't symlink $usb_rndis_function"
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@ -2,6 +2,7 @@ PLATFORM=pine64-pinephone
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MANUFACTURER=Pine64
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PRODUCT=PinePhone
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EMMC=/dev/mmcblk2
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EMMC_BOOT=/dev/mmcblk2boot1
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SD=/dev/mmcblk0
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LED=red\:indicator
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TRIGGER=mmc2
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