Simon, maybe you'll describe a way to obtain SD card image which you use? For the case if anybody wants to reproduce the issue in situ?
сб, 21 сент. 2019 г. в 20:15, Matwey V. Kornilov <[email protected]>: > > сб, 21 сент. 2019 г. в 16:38, Simon South <[email protected]>: > > > > On 2019-09-21 8:29 a.m., Matwey V. Kornilov wrote: > > > Could you try to load dtb (and check that dtb is valid) into the other > > > memory location? > > > > Same result: With the U-Boot TPL this fails (the FDT header is corrupt); > > with the Rockchip TPL this works fine. See below. > > > > I notice though it always seems to be only that one single bit (bit 7 of > > the first 32-bit word loaded) that differs between the two runs. > > Everything else in memory looks fine. And with the U-Boot TPL in use I > > can manually set a new value for that word, and it seems to stick: > > I have no idea. Only suggestion is that something thinks that this > memory position is MMIO and then it writes 7 bit for the some purpose. > > > > > => md ${kernel_addr_r} 2 > > 02080000: edfe0d50 09d10000 P....... > > => fdt addr ${kernel_addr_r} > > libfdt fdt_check_header(): FDT_ERR_BADMAGIC > > => nm ${kernel_addr_r} > > 02080000: edfe0d50 ? edfe0dd0 > > 02080000: edfe0dd0 ? q > > => md ${kernel_addr_r} 2 > > 02080000: edfe0dd0 09d10000 ........ > > => fdt addr ${kernel_addr_r} > > => > > > > I wonder if this is a clue as to what's going on. > > > > ---------- > > > > U-Boot TPL: > > > > Hit any key to stop autoboot: 0 > > => print kernel_addr_r > > kernel_addr_r=0x02080000 > > => md ${kernel_addr_r} 20 > > 02080000: adaaaa8a ea22286a baa0aeae aa7aa1aa ....j(".......z. > > 02080010: a8b200ab abaa000a a8a2aa08 aa88aaea ................ > > 02080020: e92a00a3 2aacf8aa eaaaa8fa aaaaab88 ..*....*........ > > 02080030: aaa8a0aa 2aa8888a 22a5e2ba 8aea4a3c .......*..."<J.. > > 02080040: 23b188aa a28a884a 82aaaaaa 8eee8cae ...#J........... > > 02080050: 92aaaa4a aaa4feaa ea8a2eae eaa38b8a J............... > > 02080060: aee4b2a8 aaacaaba aaea8ab8 2aee982a ............*..* > > 02080070: aaa0aaac aaeeab9a aeae84c8 ac2e8aaa ................ > > => load mmc 1 ${kernel_addr_r} /dtb/rockchip/rk3328-rock64.dtb > > 53513 bytes read in 10 ms (5.1 MiB/s) > > => md ${kernel_addr_r} 20 > > 02080000: edfe0d50 09d10000 38000000 70ba0000 P..........8...p > > 02080010: 28000000 11000000 10000000 00000000 ...(............ > > 02080020: 99120000 38ba0000 00000000 00000000 .......8........ > > 02080030: 00000000 00000000 01000000 00000000 ................ > > 02080040: 03000000 1e000000 00000000 656e6970 ............pine > > 02080050: 722c3436 366b636f 6f720034 68636b63 64,rock64.rockch > > 02080060: 722c7069 3233336b 00000038 03000000 ip,rk3328....... > > 02080070: 04000000 0b000000 01000000 03000000 ................ > > => fdt addr ${kernel_addr_r} > > libfdt fdt_check_header(): FDT_ERR_BADMAGIC > > => > > > > Rockchip TPL: > > > > Hit any key to stop autoboot: 0 > > => print kernel_addr_r > > kernel_addr_r=0x02080000 > > => md ${kernel_addr_r} 20 > > 02080000: adaaaa9a ea23286a baa8aeae aa7aa3aa ....j(#.......z. > > 02080010: aaf200ab abaa080a a8b2aa88 aa88aafa ................ > > 02080020: e92a4ca3 aafcf8aa eaaaa8fa aaaaab88 .L*............. > > 02080030: aaa8a0aa 2aea888b e2a5ebfa abea6abe .......*.....j.. > > 02080040: abb188aa a29aac4a 8aaaaaaa 8eee8cae ....J........... > > 02080050: d2aaaace aaa4feea ea8a6ebe eaa38b8a .........n...... > > 02080060: aee4b2a9 aaacaaba aaea8ab8 3aeeb8aa ...............: > > 02080070: aaa1aaae aaeeab9e aeae8ce8 ae2e8aaa ................ > > => load mmc 1 ${kernel_addr_r} /dtb/rockchip/rk3328-rock64.dtb > > 53513 bytes read in 10 ms (5.1 MiB/s) > > => md ${kernel_addr_r} 20 > > 02080000: edfe0dd0 09d10000 38000000 70ba0000 ...........8...p > > 02080010: 28000000 11000000 10000000 00000000 ...(............ > > 02080020: 99120000 38ba0000 00000000 00000000 .......8........ > > 02080030: 00000000 00000000 01000000 00000000 ................ > > 02080040: 03000000 1e000000 00000000 656e6970 ............pine > > 02080050: 722c3436 366b636f 6f720034 68636b63 64,rock64.rockch > > 02080060: 722c7069 3233336b 00000038 03000000 ip,rk3328....... > > 02080070: 04000000 0b000000 01000000 03000000 ................ > > => fdt addr ${kernel_addr_r} > > => > > > > -- > > Simon South > > [email protected] > > > > -- > With best regards, > Matwey V. Kornilov -- With best regards, Matwey V. Kornilov _______________________________________________ U-Boot mailing list [email protected] https://lists.denx.de/listinfo/u-boot
