[Huawei Mediapad M3 ROMs, Kernels, Recoveries, & Ot] CarloHD:
yes, i've run those command from pc with adb while the device is in TWPR

last command give me this

# ls -l dev/block/bootdevice/by-name
total 0
lrwxrwxrwx 1 root root 21 2024-07-25 19:38 3rdmodem -> /dev/block/mmcblk0p35
lrwxrwxrwx 1 root root 21 2024-07-25 19:38 3rdmodemnvm -> /dev/block/mmcblk0p14
lrwxrwxrwx 1 root root 21 2024-07-25 19:38 3rdmodemnvmbkp -> /dev/block/mmcblk0p15
lrwxrwxrwx 1 root root 21 2024-07-25 19:38 boot -> /dev/block/mmcblk0p28
lrwxrwxrwx 1 root root 21 2024-07-25 19:38 bootfail_info -> /dev/block/mmcblk0p40
lrwxrwxrwx 1 root root 21 2024-07-25 19:38 cache -> /dev/block/mmcblk0p36
lrwxrwxrwx 1 root root 21 2024-07-25 19:38 cust -> /dev/block/mmcblk0p44
lrwxrwxrwx 1 root root 21 2024-07-25 19:38 dfx -> /dev/block/mmcblk0p34
lrwxrwxrwx 1 root root 21 2024-07-25 19:38 dts -> /dev/block/mmcblk0p30
lrwxrwxrwx 1 root root 20 2024-07-25 19:38 fastboot -> /dev/block/mmcblk0p5
lrwxrwxrwx 1 root root 20 2024-07-25 19:38 frp -> /dev/block/mmcblk0p4
lrwxrwxrwx 1 root root 21 2024-07-25 19:38 fw_hifi -> /dev/block/mmcblk0p27
lrwxrwxrwx 1 root root 20 2024-07-25 19:38 fw_lpm3 -> /dev/block/mmcblk0p3
lrwxrwxrwx 1 root root 21 2024-07-25 19:38 hisitest0 -> /dev/block/mmcblk0p37
lrwxrwxrwx 1 root root 21 2024-07-25 19:38 hisitest1 -> /dev/block/mmcblk0p38
lrwxrwxrwx 1 root root 21 2024-07-25 19:38 hisitest2 -> /dev/block/mmcblk0p48
lrwxrwxrwx 1 root root 21 2024-07-25 19:38 misc -> /dev/block/mmcblk0p20
lrwxrwxrwx 1 root root 21 2024-07-25 19:38 modem -> /dev/block/mmcblk0p31
lrwxrwxrwx 1 root root 21 2024-07-25 19:38 modem_dsp -> /dev/block/mmcblk0p32
lrwxrwxrwx 1 root root 21 2024-07-25 19:38 modem_dtb -> /dev/block/mmcblk0p33
lrwxrwxrwx 1 root root 21 2024-07-25 19:38 modem_om -> /dev/block/mmcblk0p18
lrwxrwxrwx 1 root root 21 2024-07-25 19:38 modemnvm_backup -> /dev/block/mmcblk0p10
lrwxrwxrwx 1 root root 20 2024-07-25 19:38 modemnvm_factory -> /dev/block/mmcblk0p6
lrwxrwxrwx 1 root root 21 2024-07-25 19:38 modemnvm_img -> /dev/block/mmcblk0p11
lrwxrwxrwx 1 root root 21 2024-07-25 19:38 modemnvm_system -> /dev/block/mmcblk0p12
lrwxrwxrwx 1 root root 21 2024-07-25 19:38 modemnvm_update -> /dev/block/mmcblk0p21
lrwxrwxrwx 1 root root 20 2024-07-25 19:38 nvme -> /dev/block/mmcblk0p7
lrwxrwxrwx 1 root root 20 2024-07-25 19:38 oeminfo -> /dev/block/mmcblk0p8
lrwxrwxrwx 1 root root 21 2024-07-25 19:38 patch -> /dev/block/mmcblk0p39
lrwxrwxrwx 1 root root 21 2024-07-25 19:38 persist -> /dev/block/mmcblk0p16
lrwxrwxrwx 1 root root 21 2024-07-25 19:38 product -> /dev/block/mmcblk0p47
lrwxrwxrwx 1 root root 21 2024-07-25 19:38 recovery -> /dev/block/mmcblk0p29
lrwxrwxrwx 1 root root 21 2024-07-25 19:38 recovery2 -> /dev/block/mmcblk0p22
lrwxrwxrwx 1 root root 21 2024-07-25 19:38 reserved1 -> /dev/block/mmcblk0p17
lrwxrwxrwx 1 root root 21 2024-07-25 19:38 reserved2 -> /dev/block/mmcblk0p23
lrwxrwxrwx 1 root root 21 2024-07-25 19:38 reserved3 -> /dev/block/mmcblk0p42
lrwxrwxrwx 1 root root 21 2024-07-25 19:38 rrecord -> /dev/block/mmcblk0p41
lrwxrwxrwx 1 root root 21 2024-07-25 19:38 secure_storage -> /dev/block/mmcblk0p13
lrwxrwxrwx 1 root root 21 2024-07-25 19:38 sensorhub -> /dev/block/mmcblk0p26
lrwxrwxrwx 1 root root 20 2024-07-25 19:38 splash -> /dev/block/mmcblk0p9
lrwxrwxrwx 1 root root 21 2024-07-25 19:38 splash2 -> /dev/block/mmcblk0p19
lrwxrwxrwx 1 root root 21 2024-07-25 19:38 system -> /dev/block/mmcblk0p43
lrwxrwxrwx 1 root root 21 2024-07-25 19:38 teeos -> /dev/block/mmcblk0p24
lrwxrwxrwx 1 root root 21 2024-07-25 19:38 trustfirmware -> /dev/block/mmcblk0p25
lrwxrwxrwx 1 root root 21 2024-07-25 19:38 userdata -> /dev/block/mmcblk0p49
lrwxrwxrwx 1 root root 21 2024-07-25 19:38 vendor -> /dev/block/mmcblk0p46
lrwxrwxrwx 1 root root 21 2024-07-25 19:38 version -> /dev/block/mmcblk0p45
lrwxrwxrwx 1 root root 20 2024-07-25 19:38 vrl -> /dev/block/mmcblk0p1
lrwxrwxrwx 1 root root 20 2024-07-25 19:38 vrl_backup -> /dev/block/mmcblk0p2
#