Have you checked the PROM versions between the broken system and known-good system? I'm wondering if the broken system has a buggy PROM that just can't handle there are no fans?
On Sat, Oct 15, 2022 at 6:39 PM Alexander Schreiber via cctalk <[email protected]> wrote: > > Hi, > > I've got Sun Fire V100 that I'm pretty sure at some point in time > actually worked, since I loaded the board with the maximum amount > of memory supported (2G). > > Now, however, when powering on, the LOM comes up but upon issuing the > poweron command the main CPU apparently doesn't, all I get is either > 1. print_message: Wrong message ID > 2. or continuous scrolling of what look like blocks of register dumps > > I can reliably get effect 1, but the effect 2 is not easy to reproduce. > The memory itself seems ok - transplanted it into a known good V100 > board and that booted up to readiness (no OS installed yet), included > full memory init. Just on general principle (i.e. try the obvious things > first) I also retried with known good PSU, same result. > > There are no obvious signs of trouble (e.g. bulked up or leaky > electrolytic capacitors, scorch marks). > > Any ideas what that message wants to tell me? > > Full bootup transcript below, note the fan failure is due to this being > run as a naked board removed from the case, so the case fans are 'missing'. > > -------------------------- cute here for new monitor -------------------- > LOMlite starting up. > > CPU type: H8/3437S, mode 3 > Ram-test: 2048 bytes OK > Initialising i2c bus: OK > Searching for EEPROMs: 50(cfg) > I2c eeprom @50: OK > i2c bus speed code 01... OK > Probing for lm80s: none > Probing for lm75s: 48 > Initialising lm75 @48: OK > System functions: PSUs fans breakers rails gpio temps host CLI ebus clock > Power restored > > LOMlite console > lom> > LOM event: +0h0m0s LOM booted > lom> > LOM event: +0h0m0s host power on > � > LOM event: +0h0m7s Fan 1 FATAL FAULT: failed 0% > > LOM event: +0h0m7s Fault LED 3Hz > print_message: Wrong message ID > lom> > lom>poweroff > lom> > LOM event: +0h0m50s host power off > lom>poweron > lom> > LOM event: +0h0m55s host power on > � > LOM event: +0h0m56s Fan 1 recovered > > LOM event: +0h1m2s Fan 1 FATAL FAULT: failed 0% > print_message: Wrong message ID > lom> > lom>poweroff > -------------------------- cute here for new monitor -------------------- > > Kind regards, > Alex. > -- > "Opportunity is missed by most people because it is dressed in overalls and > looks like work." -- Thomas A. Edison -- -Jon +44 7792 149029
