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add support for usb mass storage mode for micro SD card

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be sure to configure usb mass storage gadget parameters in advance
in order to avoid not working defaults with cdrom limitations
This commit is contained in:
j4nn 2025-10-11 12:43:07 +02:00
commit bb2e4da9d9
1 changed files with 18 additions and 0 deletions
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18
recovery/root/init.recovery.usb.rc
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@ -38,6 +38,11 @@ on fs
write /config/usb_gadget/g1/strings/0x409/serialnumber ${ro.serialno}
write /config/usb_gadget/g1/strings/0x409/manufacturer ${ro.product.manufacturer}
write /config/usb_gadget/g1/strings/0x409/product ${ro.product.model}
mkdir /config/usb_gadget/g1/functions/mass_storage.0
mkdir /config/usb_gadget/g1/functions/mass_storage.0/lun.0
write /config/usb_gadget/g1/functions/mass_storage.0/lun.0/removable 1
write /config/usb_gadget/g1/functions/mass_storage.0/lun.0/cdrom 0
write /config/usb_gadget/g1/functions/mass_storage.0/lun.0/ro 0
mkdir /config/usb_gadget/g1/functions/ffs.adb
mkdir /config/usb_gadget/g1/functions/ffs.fastboot
mkdir /config/usb_gadget/g1/functions/ffs.mtp
@ -46,6 +51,7 @@ on fs
write /config/usb_gadget/g1/configs/b.1/MaxPower 900
write /config/usb_gadget/g1/os_desc/b_vendor_code 0x1
write /config/usb_gadget/g1/os_desc/qw_sign "MSFT100"
symlink /config/usb_gadget/g1/configs/b.1 /config/usb_gadget/g1/os_desc/b.1
mkdir /dev/usb-ffs 0775 shell system
mkdir /dev/usb-ffs/adb 0770 shell system
mkdir /dev/usb-ffs/mtp 0770 mtp mtp
@ -62,6 +68,9 @@ on property:sys.usb.config=adb
on property:sys.usb.config=mtp,adb
start adbd
on property:sys.usb.config=mass_storage,adb
start adbd
on property:sys.usb.config=fastboot
start fastbootd
@ -71,6 +80,7 @@ on property:sys.usb.config=none
stop fastbootd
setprop sys.usb.ffs.ready 0
rm /config/usb_gadget/g1/configs/b.1/f1
rm /config/usb_gadget/g1/configs/b.1/f2
rm /config/usb_gadget/g1/configs/b.1/ffs.mtp
setprop sys.usb.state ${sys.usb.config}
@ -96,6 +106,14 @@ on property:sys.usb.config=mtp,adb && property:sys.usb.ffs.ready=1
write /config/usb_gadget/g1/UDC ${sys.usb.controller}
setprop sys.usb.state ${sys.usb.config}
on property:sys.usb.config=mass_storage,adb && property:sys.usb.ffs.ready=1
write /config/usb_gadget/g1/idProduct 0x685E
write /config/usb_gadget/g1/configs/b.1/strings/0x409/configuration "msc,adb"
symlink /config/usb_gadget/g1/functions/mass_storage.0 /config/usb_gadget/g1/configs/b.1/f1
symlink /config/usb_gadget/g1/functions/ffs.adb /config/usb_gadget/g1/configs/b.1/f2
write /config/usb_gadget/g1/UDC ${sys.usb.controller}
setprop sys.usb.state ${sys.usb.config}
on property:sys.usb.config=fastboot && property:sys.usb.ffs.ready=1
write /config/usb_gadget/g1/idProduct 0xD001
write /config/usb_gadget/g1/configs/b.1/strings/0x409/configuration "fastboot"