[PATCH u-boot-marvell v3 00/39] kwboot higher baudrate

[Pali Rohár]

On Friday 01 October 2021 12:43:19 Stefan Roese wrote:
> On 01.10.21 12:39, Pali Rohár wrote:
> > Hello!
> > 
> > On Friday 01 October 2021 12:28:34 Stefan Roese wrote:
> > > First the test on "next" without the 39 patches:
> > > 
> > > [stefan at ryzen u-boot (next)]$ ./tools/kwboot -p -b u-boot-spl.kwb -t
> > ...
> > > DDR3 Training Sequence - Ended Successfully
> > > Trying to boot from BOOTROM
> > > Returning to BootROM (return address 0xffff0aa0)...
> > > +xmodem: Protocol error
> > > 
> > > 
> > > Not working!
> > > 
> > > And now test on "master" without the 39 patches:
> > > 
> > > [stefan at ryzen u-boot (master)]$ ./tools/kwboot -p -b u-boot-spl.kwb -t
> > ...
> > > 
> > > Seems to okay.
> > > 
> > > Thanks,
> > > Stefan
> > 
> > So something is broken in next branch. I have looked at kwboot and
> > kwbimage code and there is no change in next branch which is not in
> > master branch.
> > 
> > So it looks like that something not related to kwboot broke it in next
> > branch. And seems that git bisect on AXP hw would be required. But I do
> > not own AXP board, so I cannot do it.
> 
> I can try to do this here later, if I find the time.
> 
> Did you try booting on some other MVEBU SoC (e.g. A38x) using "next"
> as base?

Now I tested "next" branch (commit 7fde64c004ea) on A38x and it is
working fine.

$ ./tools/kwboot -b ./u-boot-spl.kwb -t /dev/ttyUSB0 
Sending boot message. Please reboot the target...-
Sending boot image...
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U-Boot SPL 2021.10-rc5-00392-g7fde64c004ea (Oct 01 2021 - 12:46:16 +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      |
 --------------------------------
:** Link is Gen1, check the EP capability
PCIe, Idx 0: remains Gen1
:** Link is Gen1, check the EP capability
PCIe, Idx 1: remains Gen1
:** Link is Gen1, check the EP capability
PCIe, Idx 2: remains Gen1
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)...
...............]
 13 % [......................................................................]
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...
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[Type Ctrl-\ + c to quit]


U-Boot 2021.10-rc5-00392-g7fde64c004ea (Oct 01 2021 - 12:46:16 +0200)

SoC:   MV88F6820-A0 at 1600 MHz
DRAM:  2 GiB (800 MHz, 32-bit, 2T, ECC not enabled)
WDT:   Started watchdog at 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 at 70000, eth1: ethernet at 30000, eth2: ethernet at 34000
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