> > > Hi, > - using ROM startup, CYGSEM_HAL_USE_ROM_MONITOR not included (RedBoot > set to behave as ROM monitor) > - error occurs at instruction 'STWU R0,0004(R4)' in hal_mon_init. > Before execution: R0=7C71 43A6, R4=FFFF FFFC > After: -no change- > > Why is it trying to write to a ROM location (0000 0000) when VSR table > should be copied to RAM, if I understand correctly
That's what you have to find out. Probably your memory layout is not correct or the memory controller is not configured correctly. Did you initialize the memory controller ? (see e.g file ec555.S for an example of how you should do this). Is your RAM supposed to be at address 0x00000000 ? Bob -- Before posting, please read the FAQ: http://ecos.sourceware.org/fom/ecos and search the list archive: http://ecos.sourceware.org/ml/ecos-discuss
