December 26th, 2020, 0:17
December 26th, 2020, 18:09
December 26th, 2020, 18:24
Offset(h) 00 01 02 03 04 05 06 07 08 09 0A 0B 0C 0D 0E 0F
00024400 4D 49 4E 46 53 00 00 01 00 02 00 00 80 01 00 00 MINFS.......€...
00024410 9B 00 00 00 C4 40 00 00 A8 59 7A 00 00 BC 7B 00
^^^^^^^^^^^
size of FS = 0x7BBC00 ???
00024420 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
........
000245F0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
Offset(h) 00 01 02 03 04 05 06 07 08 09 0A 0B 0C 0D 0E 0F
0004DB50 4D 49 4E 46 53 00 00 01 00 02 00 00 14 01 00 00 MINFS...........
0004DB60 11 00 00 00 B8 07 00 00 24 D2 01 00 00 70 03 00
^^^^^^^^^^^
size of FS = 0x37000 ???
0004DB70 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
........
0004DD40 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
December 26th, 2020, 20:28
December 26th, 2020, 23:30
Offset(h) 00 01 02 03 04 05 06 07 08 09 0A 0B 0C 0D 0E 0F
00000200 80 03 00 00 00 02 00 00 00 00 00 00 18 00 01 00 €...............
00000210 04 00 00 00 61 70 70 73 00 44 00 00 00 00 00 00 ....apps.D......
00000220 00 00 00 00 24 00 00 00 0E 00 00 00 61 70 70 5F ....$.......app_
00000230 63 6F 6E 66 69 67 2E 62 69 6E 00 00 00 44 00 00 config.bin...D..
00000240 1E 00 00 00 1E 00 00 00 24 00 00 00 0E 00 00 00 ........$.......
00000250 61 70 70 5F 63 6F 6E 66 69 67 2E 66 65 78 00 00 app_config.fex..
00000260 A4 05 00 00 40 05 00 00 00 00 00 00 18 00 01 00 ¤...@...........
00000270 03 00 00 00 63 61 70 00 20 44 00 00 FE 03 00 00 ....cap. D..þ...
00000280 FE 03 00 00 20 00 00 00 0A 00 00 00 44 65 6C 53 þ... .......DelS
00000290 76 6E 2E 62 61 74 00 00 E4 0A 00 00 68 09 00 00 vn.bat..ä...h...
000002A0 00 00 00 00 18 00 01 00 03 00 00 00 64 72 76 00 ............drv.
000002B0 20 48 00 00 4A 44 02 00 B0 40 07 00 1C 00 04 00 H..JD..°@......
000002C0 08 00 00 00 65 70 6F 73 2E 69 6D 67 4C 14 00 00 ....epos.imgL...
000002D0 F8 03 00 00 00 00 00 00 18 00 01 00 03 00 00 00 ø...............
000002E0 6D 6F 64 00 6C 8C 02 00 E4 0A 00 00 E4 0A 00 00 mod.lŒ..ä...ä...
000002F0 20 00 00 00 0B 00 00 00 70 77 6D 5F 63 66 67 2E .......pwm_cfg.
00000300 69 6E 69 00 50 97 02 00 00 70 03 00 00 70 03 00 ini.P—...p...p..
00000310 20 00 00 00 0B 00 00 00 72 61 6D 64 69 73 6B 2E .......ramdisk.
00000320 69 73 6F 00 F4 40 00 00 54 00 00 00 00 00 00 00 iso.ô@..T.......
00000330 18 00 01 00 03 00 00 00 72 65 73 00 50 07 06 00 ........res.P...
00000340 FA 00 00 00 FA 00 00 00 24 00 00 00 0E 00 00 00 ú...ú...$.......
00000350 72 6F 6F 74 66 73 5F 69 6E 69 2E 74 6D 70 00 00 rootfs_ini.tmp..
00000360 4C 08 06 00 EC 2A 00 00 EC 2A 00 00 20 00 00 00 L...ì*..ì*.. ...
00000370 0B 00 00 00 73 74 61 6E 64 62 79 2E 62 69 6E 00 ....standby.bin.
00000380 38 33 06 00 44 51 03 00 88 0F 0F 00 A0 00 06 00 83..DQ..ˆ... ...
00000390 0C 00 80 00 61 70 70 5F 72 6F 6F 74 2E 61 78 66 ..€.app_root.axf
000003A0 00 00 00 00 09 3B 03 00 E4 12 0B 00 E4 12 0B 00 .....;..ä...ä...
000003B0 00 00 00 00 01 00 00 00 06 00 00 00 02 00 00 00 ................
000003C0 0C 3B 03 00 01 16 00 00 40 93 00 00 40 93 00 00 .;......@“..@“..
000003D0 E4 12 0B 00 01 00 00 00 03 00 00 00 02 00 00 00 ä...............
000003E0 00 00 00 00 00 00 00 00 00 00 00 00 64 92 01 00 ............d’..
000003F0 24 A6 0B 00 08 00 00 00 03 00 00 00 00 00 00 00 $¦..............
Offset(h) 00 01 02 03 04 05 06 07 08 09 0A 0B 0C 0D 0E 0F
00000300 50 97 02 00 00 70 03 00 00 70 03 00 P—...p...p..
^^^^^^^^^^^ -----------
byte offset in volume file size in bytes
00000310 20 00 00 00 0B 00 00 00 72 61 6D 64 69 73 6B 2E .......ramdisk.
+++++++++++++++++++++++
file name terminated in ...
00000320 69 73 6F 00 iso.
+++++++++++
... 1 or 2 zeros (even number of bytes)
December 27th, 2020, 7:16
December 27th, 2020, 7:29
fzabkar wrote:Some info about mounting MINFS here:
https://linux-kernel-labs.github.io/refs/heads/master/labs/filesystems_part1.html
December 27th, 2020, 12:05
HaQue wrote:what is the purpose of the hack.. to enable reversing camera/VIM more how you want or something else?
Ive helped do it on Commodore, you may have luck on one of the car forums. They get pretty deep in the weeds as well. From memory it was some memory locations to HEX edit, plus fix some checksums.
December 28th, 2020, 1:15
Offset(h) 00 04 08 0C
00000300 50970200 00700300 00700300
^^^^^^^^ --------
byte offset in volume file size in bytes
00000310 20000000 0B000000 72616D64 69736B2E .......ramdisk.
######## +++++++++++++++++
number of chars in filename filename padded with zeros
00000320 69736F00 iso.
++++++++
December 28th, 2020, 1:34
typedef struct {
char magic[6];
minfs_short_t version;
minfs_long_t tree_offset;
minfs_long_t root_size;
minfs_long_t tree_entries;
minfs_long_t tree_size;
minfs_long_t fdata_length;
minfs_long_t image_size;
} minfs_header_t;
December 30th, 2020, 17:20
December 31st, 2020, 23:34
inquiringfornathan wrote:HaQue wrote:what is the purpose of the hack.. to enable reversing camera/VIM more how you want or something else?
Ive helped do it on Commodore, you may have luck on one of the car forums. They get pretty deep in the weeds as well. From memory it was some memory locations to HEX edit, plus fix some checksums.
I am trying to change the bootup logo. The stereo is a cheap aftermarket one, so there isn't a lot of support on how to do this online (like there is for Android). I may be trying to go about this wrong but I thought the original image would be in the filesystem and that I could replace it through there.
There is also a USB port on the stereo but I decided to try to extract the contents from the flash memory chip instead.
January 1st, 2021, 3:35
Offset(h) 00 01 02 03 04 05 06 07 08 09 0A 0B 0C 0D 0E 0F
00000000 41 5A 31 30 36 70 17 00 5D 00 00 01 00 00 21 13 AZ106p..........
00000010 42 C5 4E FD 90 30 0E 27 E2 97 71 F6 AA 67 F9 C1
00000020 86 B1 81 6F AD F0 5C 1B E3
January 1st, 2021, 14:19
Offset(h) 00 02 04 06 08 0A 0C 0E
00000000 5D00 8000 0000 7183 BC0E 2073 F270 635A
January 1st, 2021, 17:09
\apps
\app_config.fex
\cap
\DelSvn.bat
\drv
\epos.img
\mod
\pwm_cfg.ini
\ramdisk.iso
\res
\rootfs_ini.tmp
\standby.bin
\apps\app_root.axf
\apps\bg_default0.bgd
\apps\bg_default1.bgd
\apps\bg_default2.bgd
\apps\desktop
\apps\init.axf
\apps\lang.bin
\apps\theme.bin
\apps\desktop\app_root.desktop
\cap\bin_arm64-v8a_hsncap.ggg
\cap\bin_arm64-v8a_hsnth.ggg
\cap\bin_arm64-v8a_info_ex.ggg
\cap\bin_armeabi-v7a_hsncap.ggg
\cap\bin_armeabi-v7a_hsnth.ggg
\cap\bin_armeabi-v7a_info_ex.ggg
\cap\hk.ggg
\cap\hsrt.ggg
\cap\lib_16_armeabi-v7a_cap.so.ggg
\cap\lib_17_armeabi-v7a_cap.so.ggg
\cap\lib_18_armeabi-v7a_cap.so.ggg
\cap\lib_19_armeabi-v7a_cap.so.ggg
\cap\lib_21_arm64-v8a_cap.so.ggg
\cap\lib_21_armeabi-v7a_cap.so.ggg
\cap\lib_22_arm64-v8a_cap.so.ggg
\cap\lib_22_armeabi-v7a_cap.so.ggg
\cap\lib_23_arm64-v8a_cap.so.ggg
\cap\lib_23_armeabi-v7a_cap.so.ggg
\cap\lib_24_arm64-v8a_cap.so.ggg
\cap\lib_24_armeabi-v7a_cap.so.ggg
\cap\lib_25_arm64-v8a_cap.so.ggg
\cap\lib_25_armeabi-v7a_cap.so.ggg
\cap\lib_26_arm64-v8a_cap.so.ggg
\cap\lib_26_armeabi-v7a_cap.so.ggg
\cap\lib_27_arm64-v8a_cap.so.ggg
\cap\lib_27_armeabi-v7a_cap.so.ggg
\cap\lib_28_arm64-v8a_cap.so.ggg
\cap\lib_28_armeabi-v7a_cap.so.ggg
\drv\audio.drv
\drv\AuxDevice.drv
\drv\csi.drv
\drv\fm473x.drv
\drv\fm8035.drv
\drv\key.drv
\drv\keyic.drv
\drv\mcu.drv
\drv\monitor.drv
\drv\sdmmc.drv
\drv\touchpanel_ctp.drv
\drv\touchpanel_rtp.drv
\drv\uart.drv
\drv\usbd_msc.drv
\drv\usb_host0.drv
\mod\cedar
\mod\cedar.mod
\mod\charset.bin
\mod\charset.mod
\mod\desktop.mod
\mod\ginkgo.mod
\mod\orange.mod
\mod\update.mod
\mod\willow
\mod\cedar\adec_aac.drv
\mod\cedar\adec_ac3.drv
\mod\cedar\adec_alac.drv
\mod\cedar\adec_ape.drv
\mod\cedar\adec_cok.drv
\mod\cedar\adec_com.plg
\mod\cedar\adec_dts.drv
\mod\cedar\adec_flc.drv
\mod\cedar\adec_mid.drv
\mod\cedar\adec_mp3.drv
\mod\cedar\adec_ogg.drv
\mod\cedar\adec_pcm.drv
\mod\cedar\adec_ra.drv
\mod\cedar\adec_spr.drv
\mod\cedar\adec_wma.drv
\mod\cedar\adec_xxa3.drv
\mod\cedar\adec_xxaa.drv
\mod\cedar\adec_xxam.drv
\mod\cedar\adec_xxas.drv
\mod\cedar\aenc.plg
\mod\cedar\aenc_mp3.drv
\mod\cedar\aenc_pcm.drv
\mod\cedar\aenc_wma.drv
\mod\cedar\aenc_xxam.drv
\mod\cedar\aply.plg
\mod\cedar\araw_ac3.drv
\mod\cedar\araw_dts.drv
\mod\cedar\ardr_sw.plg
\mod\cedar\arec.plg
\mod\cedar\avs.drv
\mod\cedar\cedar.ini
\mod\cedar\cedar.ini.bak
\mod\cedar\ldec_itx.plg
\mod\cedar\ldec_lrc.plg
\mod\cedar\ldec_smi.plg
\mod\cedar\ldec_srt.plg
\mod\cedar\ldec_ssa.plg
\mod\cedar\ldec_sub.plg
\mod\cedar\ldec_txt.plg
\mod\cedar\muxer.plg
\mod\cedar\psr_asf.plg
\mod\cedar\psr_audio.plg
\mod\cedar\psr_avi.plg
\mod\cedar\psr_dev.plg
\mod\cedar\psr_flv.plg
\mod\cedar\psr_mkv.plg
\mod\cedar\psr_mov.plg
\mod\cedar\psr_mpg.plg
\mod\cedar\psr_pmp.plg
\mod\cedar\psr_rm.plg
\mod\cedar\psr_ts.plg
\mod\cedar\psr_video.plg
\mod\cedar\psr_xxvb.plg
\mod\cedar\vcoder.plg
\mod\cedar\vdecoder.drv
\mod\cedar\vdec_com.plg
\mod\cedar\vply.plg
\mod\willow\pdec_bmp.plg
\mod\willow\pdec_gif.plg
\mod\willow\pdec_jpg.plg
\mod\willow\pdec_png.plg
\mod\willow\pshow.plg
\mod\willow\psr_bmp.plg
\mod\willow\psr_gif.plg
\mod\willow\psr_jpg.plg
\mod\willow\psr_png.plg
\mod\willow\willow.mod
\res\boot_ui
\res\fonts
\res\sounds
\res\boot_ui\logo.bmp
\res\boot_ui\logo_fute.bmp
\res\boot_ui\logo_honda.bmp
\res\boot_ui\logo_hyundai.bmp
\res\boot_ui\logo_kia.bmp
\res\boot_ui\logo_nissan.bmp
\res\boot_ui\logo_suzuki.bmp
\res\boot_ui\logo_toyota.bmp
\res\boot_ui\logo_volkswagen.bmp
\res\fonts\font19jp.sft
\res\sounds\chord.wav
January 2nd, 2021, 13:49
Type MinfsDir Field = 1
dwFileOffset As ULong ' byte offset to file or subdirectory
dwFileSize As ULong ' file/subdir size in bytes
dwSize2 As ULong ' unknown file size parameter (= 0 if subdir)
wdEntryLen As UShort ' length of directory entry including name and block following file/subdir name
wdAttribs As UShort ' file/subdir attributes
wdFilNamLen As UShort ' length of file/subdir name in bytes
wdBlockLen As UShort ' length of block following file/subdir name (usually 0x0080 bytes)
End Type
offset filesize size2 dlen attr lnam lblk
-------- -------- -------- ---- ---- ---- ----
380 200 0 18 0001 4 0 \apps
63338 35144 F0F88 A0 0006 C 80 \apps\app_root.axf
9847C 11568 11568 24 0000 F 0 \apps\bg_default0.bgd
A99E4 11C 11C 24 0000 F 0 \apps\bg_default1.bgd
A9B00 B646 B646 24 0000 F 0 \apps\bg_default2.bgd
580 24 0 1C 0001 7 0 \apps\desktop
22FC08 7E 7E 24 0000 10 0 \apps\desktop\app_root.desktop
B5148 6DC8 1D8D4 9C 0006 8 80 \apps\init.axf
BBF10 12848 12848 1C 0000 8 0 \apps\lang.bin
........
January 2nd, 2021, 19:21
January 2nd, 2021, 20:03
January 3rd, 2021, 11:06
January 3rd, 2021, 13:31
Offset(h) 00 01 02 03 04 05 06 07 08 09 0A 0B 0C 0D 0E 0F
000134D0 FC 81 BD E8 00 00 A0 E3 FC FF FF EA 6C 7A 6D 61 ü.½è.. ãüÿÿêlzma
000134E0 20 75 6E 63 6F 6D 70 72 65 73 73 20 64 61 74 61 uncompress data
000134F0 20 66 61 69 6C 65 64 0A 00 00 00 00 10 40 2D E9 failed......@-é
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