#change partition permission # eMMC only /dev/block/mmcblk0 0660 root system /dev/block/mmcblk0boot0 0660 root system /dev/block/mmcblk0boot1 0660 root system /dev/misc-sd 0660 root system # UFS only /dev/block/sda 0660 root system /dev/block/sdb 0660 root system /dev/block/sdc 0660 root system # eMMC/UFS common /dev/block/by-name/misc2 0660 root system /dev/block/by-name/boot 0640 root system /dev/block/by-name/recovery 0640 root system /dev/block/by-name/secro 0640 root system /dev/block/by-name/seccfg 0660 root system /dev/block/by-name/proinfo 0660 root system /dev/block/by-name/nvram 0660 root system /dev/block/by-name/para 0660 root system /dev/block/by-name/logo 0660 root system /dev/block/by-name/frp 0660 root system /dev/block/by-name/md1img 0640 root system /dev/block/by-name/md1img_a 0640 root system /dev/block/by-name/md1img_b 0640 root system /dev/block/by-name/md1dsp 0660 root system /dev/block/by-name/boot_para 0640 root system # OTP /dev/otp 0660 system system /dev/block/by-name/otp 0660 root system # Connectivity /dev/stpwmt 0660 system system /dev/wmtdetect 0660 system system /dev/fw_log_wmt 0660 system system /dev/conninfra_dev 0660 system system /dev/conn_pwr_dev 0660 system system # BT /dev/stpbt 0660 bluetooth bluetooth /dev/fw_log_bt 0660 bluetooth bluetooth # GPS /dev/gpsdl0 0660 gps gps /dev/gpsdl1 0660 gps gps /dev/stpgps 0660 gps gps /dev/gps 0660 gps system /dev/gps_emi 0660 gps gps /dev/gps2scp 0660 gps gps /dev/gps_pwr 0660 gps gps /dev/fw_log_gps 0660 gps gps # ANT /dev/stpant 0660 system system # WIFI /dev/wmtWifi 0660 wifi wifi /dev/fw_log_wifi 0660 wifi wifi # FMRadio /dev/fm 0660 system system # NFC /dev/st21nfc 0660 nfc radio /dev/st54spi 0660 secure_element secure_element # MTK BTIF driver /dev/btif 0600 system system # Trusty driver /dev/trusty-ipc-dev0 0660 system system /dev/nebula-ipc-dev0 0660 system system # RPMB (for Trusty) /dev/block/mmcblk0rpmb 0660 root system # TrustonicTEE driver /dev/mobicore 0600 system system /dev/mobicore-user 0666 system system /dev/t-base-tui 0666 system system # teeperf driver /dev/teeperf 0666 system system #v4l2 device /dev/video* 0660 camera system /dev/media* 0660 camera system /dev/v4l-subdev* 0660 camera system #v4l2 codec /dev/vcu 0660 camera system #vdec-fmt /dev/vdec-fmt 0660 media system /dev/fmt_sync 0660 system system #v4l2 camera /dev/mtk_hcp 0660 camera system # DRM node /dev/dri/card0 0660 system system # MDDP node /dev/mddp 0660 system system # add the read write right of ttyUSB* /dev/bus/usb/* 0660 root usb /dev/ttyUSB0 0660 radio radio /dev/ttyUSB1 0660 radio radio /dev/ttyUSB2 0660 radio radio /dev/ttyUSB3 0660 radio radio /dev/ttyUSB4 0660 radio radio # Anyone can read the logs, but if they're not in the "logs" # group, then they'll only see log entries for their UID. /dev/log/ksystem 0600 root log /dev/ccci* 0660 radio radio /dev/ttyC* 0660 radio radio /sys/kernel/ccci modem_info 0644 radio radio /sys/kernel/ccci md1_postfix 0644 radio radio /sys/kernel/ccci md2_postfix 0644 radio radio /dev/eemcs* 0660 radio radio /dev/emd* 0660 radio radio /dev/ccci_pcm_rx 0660 audio audio /dev/ccci_pcm_tx 0660 audio audio /dev/ccci_aud 0660 audio audio /dev/ccci2_aud 0660 audio audio /dev/ccci3_aud 0660 audio audio /dev/ccci_raw_audio 0660 audio audio /dev/ccci3_raw_audio 0660 audio audio /dev/eemcs_aud 0660 audio audio /dev/irtx 0660 system system /dev/lirc* 0660 root system /dev/ir-learning 0660 system system # SGX device node /dev/pvrsrvkm 0666 root root /dev/pvr_sync 0666 root root /sys/devices/platform/leds-mt65xx/leds/green delay_on 0664 system system /sys/devices/platform/leds-mt65xx/leds/green delay_off 0664 system system /sys/devices/platform/leds-mt65xx/leds/red delay_on 0664 system system /sys/devices/platform/leds-mt65xx/leds/red delay_off 0664 system system /sys/devices/platform/leds-mt65xx/leds/blue delay_on 0664 system system /sys/devices/platform/leds-mt65xx/leds/blue delay_off 0664 system system #GPIO /dev/mtgpio 0600 radio root # Camera /dev/camera_eeprom* 0660 system camera #FOR VIA MODEM /dev/ttySDIO* 0660 radio sdcard_rw /dev/ttyRB* 0660 radio radio # Mali node /dev/mali0 0666 system graphics # Change ION driver permission /dev/ion 0666 system graphics # Change DMA_HEAP deice permission # refs: /system/core/rootdir/uevent.rc # /dev/dma_heap/system 0444 system system /dev/dma_heap/mtk_mm 0444 system system /dev/dma_heap/mtk_mm-uncached 0444 system system /dev/dma_heap/mtk_svp_page-uncached 0444 system system /dev/dma_heap/mtk_prot_page-uncached 0444 system system /dev/dma_heap/mtk_svp_region 0444 system system /dev/dma_heap/mtk_svp_region-aligned 0444 system system /dev/dma_heap/mtk_prot_region 0444 system system /dev/dma_heap/mtk_prot_region-aligned 0444 system system /dev/dma_heap/mtk_2d_fr_region 0444 system system /dev/dma_heap/mtk_2d_fr_region-aligned 0444 system system /dev/dma_heap/mtk_wfd_region 0444 system system /dev/dma_heap/mtk_wfd_region-aligned 0444 system system /dev/dma_heap/mtk_wfd_page-uncached 0444 system system /dev/dma_heap/mtk_sapu_data_shm_region 0444 system system /dev/dma_heap/mtk_sapu_data_shm_region-aligned 0444 system system /dev/dma_heap/mtk_sapu_engine_shm_region 0444 system system /dev/dma_heap/mtk_sapu_engine_shm_region-aligned 0444 system system #touch /dev/touch 0660 root system /dev/hotknot 0660 root system #hang_detect /dev/RT_Monitor 0660 system system /dev/kick_powerkey 0660 system system #MTK In-House TEE /dev/ttyACM0 0660 radio radio