On Tue, Jan 14, 2020 at 02:43:43PM +0200, Andy Shevchenko wrote: > On Tue, Jan 14, 2020 at 10:23 AM Andy Shevchenko > <andy.shevche...@gmail.com> wrote: > > On Tue, Jan 14, 2020 at 10:21 AM Andy Shevchenko > > <andy.shevche...@gmail.com> wrote: > > > On Tue, Jan 14, 2020 at 1:14 AM Heinrich Schuchardt <xypron.g...@gmx.de> > > > wrote: > > > > On 1/13/20 10:52 PM, Andy Shevchenko wrote: > > > > ... > > > > > > This image loads fine on current U-Boot, see below. > > > > > > Of course it does *in the test case you have done*. > > > I'm describing different one. The provided image must be a *partition* > > > on the real disk. > > > > > > So, before use it the preparatory steps must be made. > > > > > > Something like > > > > > > % dd if=/dev/zero of=image-file bs=1M count=1000 > > > % fdisk image-file > > > ...create a partition table, where one partition has a (similar) size > > > of the image I provided > > > % mount -o loop,offset=... image-file /mnt # use *partition* as a disk! > > > % dd --sparse if=mmc-fat-part of=/mnt > > > % umount /mnt > > > > > > And use image-file instead. > > > > Should I prepare it for you or you can do it yourself? > > It's there under name image-file.gz
===8<=== $ hd image-file 00000000 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 |................| * 000001b0 00 00 00 00 00 00 00 00 59 02 8c 89 00 00 00 20 |........Y...... | 000001c0 21 00 0c 08 27 62 00 08 00 00 01 00 18 00 00 00 |!...'b..........| 000001d0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 |................| * (snip) 00100000 eb 3c 90 6d 6b 64 6f 73 66 73 00 00 02 20 01 00 |.<.mkdosfs... ..| 00100010 02 00 02 00 00 f8 c0 00 10 00 04 00 00 00 00 00 |................| 00100020 00 00 18 00 80 00 29 ea 36 23 57 20 20 20 20 20 |......).6#W | 00100030 20 20 20 20 20 20 46 41 54 31 36 20 20 20 0e 1f | FAT16 ..| (snip) 001001d0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 |................| * 001001f0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 55 aa |..............U.| 00100200 f8 ff ff ff 00 00 00 00 00 00 00 00 00 00 00 00 |................| 00100210 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 |................| * 00110000 eb 58 90 4d 53 44 4f 53 35 2e 30 00 02 08 1a 14 |.X.MSDOS5.0.....| 00110010 02 00 00 00 00 f8 00 00 3f 00 ff 00 80 00 00 00 |........?.......| 00110020 00 e8 17 00 f3 05 00 00 00 00 00 00 02 00 00 00 |................| 00110030 01 00 06 00 00 00 00 00 00 00 00 00 00 00 00 00 |................| 00110040 80 00 29 f8 a9 74 d0 4e 4f 20 4e 41 4d 45 20 20 |..)..t.NO NAME | 00110050 20 20 46 41 54 33 32 20 20 20 33 c9 8e d1 bc f4 | FAT32 3.....| (snip) ===>8=== [0x100000-0x100200) looks to be PBR. [0x110000-0x110050) looks to be MBR. But I don't know what is [0x0-0x100000). Obviously U-Boot's fat code cannot handle it. Thanks, -Takahiro Akashi > Commit messages have the commands I performed to get this image cooked. > > -- > With Best Regards, > Andy Shevchenko
