On Mon, Oct 11, 2021 at 04:25:48PM +0200, Pali Rohár wrote: > On Monday 11 October 2021 10:03:21 Tom Rini wrote: > > On Mon, Oct 11, 2021 at 12:13:29PM +0200, Pali Rohár wrote: > > > > > Hello! > > > > > > Current U-Boot master has broken booting of Linux kernel over UART on > > > A38x. > > > > > > After transferring image over UART it just prints: > > > > > > CACHE: Misaligned operation at range [01000000, 014e5d96] > > > ## Total Size = 0x004e5d96 = 5135766 Bytes > > > ## Start Addr = 0x01000000 > > > Kernel image @ 0x1000000 [ 0x000000 - 0x4e0e60 ] > > > FDT and ATAGS support not compiled in > > > > > > resetting ... > > > > > > It resets board and does not boot kernel. Note that I'm trying to boot > > > recent 5.15 kernel image, not something old. > > > > > > I did git bisect and it found following commit which broke booting: > > > > > > 9774462e34faaa64a91eb9c68b438a52d22bba6a is the first bad commit > > > commit 9774462e34faaa64a91eb9c68b438a52d22bba6a > > > Author: Tom Rini <tr...@konsulko.com> > > > Date: Mon Aug 30 09:16:30 2021 -0400 > > > > > > arm: Disable ATAGs support > > > > > > Prior this commit booting working fine. > > > > > > Do you have any idea what is with above commit? Or any hints? > > > > Can you provide the full log of what you're doing? And what's in that > > image you're passing, exactly? Thanks. > > Here is full log: > > $ make CROSS_COMPILE=arm-linux-gnueabihf- turris_omnia_defconfig > ... > $ make CROSS_COMPILE=arm-linux-gnueabihf- -j8 > ... > $ ./tools/kwboot -b ./u-boot-spl.kwb -B 5200000 -t /dev/ttyUSB0 > Patching image boot signature to UART > Injecting binary header code for changing baudrate to 5200000 Bd > Injecting code for changing baudrate back > Aligning image header to Xmodem block size > Sending boot message. Please reboot the target...- > Waiting 2s and flushing tty > Sending boot image header (115072 bytes)... > 0 % [......................................................................] > ... > 93 % [........................................................... ] > Done > > U-Boot SPL 2021.10-00600-gf331497d3ad4 (Oct 11 2021 - 16:13:39 +0200) > High speed PHY - Version: 2.0 > MiniPCIe/mSATA card detection... MiniPCIe > Detected Device ID 6820 > board SerDes lanes topology details: > | Lane # | Speed | Type | > -------------------------------- > | 0 | 5 | PCIe0 | > | 1 | 5 | USB3 HOST0 | > | 2 | 5 | PCIe1 | > | 3 | 5 | USB3 HOST1 | > | 4 | 5 | PCIe2 | > | 5 | 0 | SGMII2 | > -------------------------------- > High speed PHY - Ended Successfully > mv_ddr: 14.0.0 > DDR3 Training Sequence - Switching XBAR Window to FastPath Window > mv_ddr: completed successfully > Disabling MCU watchdog... disabled > Trying to boot from BOOTROM > Returning to BootROM (return address 0xffff05c4)... > > Changing baudrate to 5200000 Bd > > Sending boot image data (747780 bytes)... > 0 % [......................................................................] > ... > 99 % [................................. ] > Done > Finishing transfer > > Changing baudrate back to 115200 Bd > > [Type Ctrl-\ + c to quit] > > > U-Boot 2021.10-00600-gf331497d3ad4 (Oct 11 2021 - 16:13:39 +0200) > > SoC: MV88F6820-A0 at 1600 MHz > DRAM: 2 GiB (800 MHz, 32-bit, 2T, ECC not enabled) > WDT: Started watchdog@20300 with servicing (60s timeout) > MMC: mv_sdh: 0 > Loading Environment from SPIFlash... SF: Detected s25fl164k with page size > 256 Bytes, erase size 4 KiB, total 8 MiB > OK > Model: Turris Omnia > Turris Omnia: > RAM size: 2048 MiB > Serial Number: 0000000B00007B3C > Regdomain set to ** > Net: eth0: ethernet@70000, eth1: ethernet@30000, eth2: ethernet@34000 > => > > $ kermit > C-Kermit>set line /dev/ttyUSB0 > C-Kermit>set speed 115200 > C-Kermit>set carrier-watch off > C-Kermit>connect > Connecting to /dev/ttyUSB0, speed 115200 > Escape character: Ctrl-\ (ASCII 28, FS): enabled > Type the escape character followed by C to get back, > or followed by ? to see other options. > ---------------------------------------------------- > > => echo $uart_boot > loadb $kernel_addr_r 5200000 && part uuid mmc 0:1 partuuid && setenv bootargs > earlyprintk rootwait console=ttyS0,115200 rootfstype=btrfs > root=PARTUUID=${partuuid} rootflags=commit=5,subvol=@ rw > cfg80211.freg=${regdomain} && bootz ${kernel_addr_r} > => run uart_boot > ## Switch baudrate to 5200000 bps and press ENTER ... > C-Kermit>set speed 5200000 > ?No keywords match - 5200000 (,Transmission rate for /dev/ttyUSB0 (bits per > second)) > > ?SET SPEED fails, speed is 5260273 > C-Kermit>send /tmp/kernel > C-Kermit>set speed 115200 > /dev/ttyUSB0, 115200 bps > C-Kermit>connect > CACHE: Misaligned operation at range [01000000, 014e5d96] > ## Total Size = 0x004e5d96 = 5135766 Bytes > ## Start Addr = 0x01000000 > ## Switch baudrate to 115200 bps and press ESC ... > Kernel image @ 0x1000000 [ 0x000000 - 0x4e0e60 ] > FDT and ATAGS support not compiled in > > resetting ...
OK, and is /tmp/kernel something with an appended dtb then? -- Tom
signature.asc
Description: PGP signature