> Date: Fri, 23 Jul 2021 13:13:27 +0200 > From: Marcus Glocker <[email protected]> > > On Thu, 22 Jul 2021 23:44:54 +0200 > Marcus Glocker <[email protected]> wrote: > > > On Thu, 22 Jul 2021 23:07:30 +0200 (CEST) > > Mark Kettenis <[email protected]> wrote: > > > > > > Date: Thu, 22 Jul 2021 22:59:28 +0200 > > > > From: Marcus Glocker <[email protected]> > > > > > > > > I can install and boot an 6.9 on it (although XHCI fails to > > > > initialize), but with a miniroot69.img snapshot of today, I'm > > > > getting a panic with the RAMDISK kernel before the installation > > > > procedure starts. > > > > > > > > Is this something known? > > > > > > There was a similar report the other day. No clue; do_el0_error > > > should never happen. > > > > I see. At least when I try to boot a GENERIC kernel, I get a little > > more trace: > > > > root on sd0a (90e0fb227dbf7852.a) swap on sd0b dump on sd0b > > WARNING: CHECK AND RESET THE DATE! > > gpio0 at bcmgpio0: 58 pins > > bwfm0: address dc:a6:32:da:a4:73 > > panic: do_el0_error > > Stopped at panic+0x160: cmp w21, #0x0 > > TID PID UID PRFLAGS PFLAGS CPU COMMAND > > * 12906 15435 0 0 0 0 init > > 195339 1 0 0x2 0 2K init > > db_enter() at panic+0x15c > > panic() at do_el0_error+0x10 > > radeon_combios_check_hardcoded_edid() at handle_el0_error+0x74 > > handle_el0_error() at 0x1788fadeb0 > > address 0x7ffffd0828 is invalid > > https://www.openbsd.org/ddb.html describes the minimum info required > > in bug reports. Insufficient info makes it difficult to find and fix > > bugs. ddb{0}> > > > > radeon_combios_check_hardcoded_edid()? Need to dig a little deeper > > ... > > When I disable bcmpcie(4) the panic is gone and the RPI4 boots up fine. > I also noticed that the bus_space_writes e.g. in bcmpcie_attach() take > very long to complete. It's like 5-10 seconds for one bus write to > complete. Any idea what could go wrong in that area?
eeprom -p output could help also, you could try older u-boot versions.
