[U-Boot] [PATCH v3] ppc4xx: Add GDsys CompactCenter board support.

[Stefan Roese <sr@denx.de>]

Hi Dirk,

On Monday 13 July 2009 16:07:30 Eibach, Dirk wrote:
> > Perhaps it would be doable to extract the board specific
> > stuff into some board file and use common code for the real
> > command and I2C-EEPROM handling. We could move these
> >
> > declarations into the board specific file:
> > > +static char *config_labels[] = {
> > > ...
> > > +};
> > > +
> > > +static u8 boot_configs[][17] = {
> > > ...
> >
> > And the rest into a common file. What do you think? Dirk, are
> > you willing to work on this?
>
> I will have a look at it.

Thanks.

> By the way Stefan, while trying to cleanup ft_board_setup() I noticed I
> have a problem.
>
> After powercycling the board I get:
>
> U-Boot 2009.06-00299-ga1170c5-dirty (Jul 13 2009 - 15:34:17)
> compactcenter 0.02
>
> CPU:   AMCC PowerPC 460EX Rev. A at 800 MHz (PLB=200, OPB=100, EBC=100
> MHz)
>        Security/Kasumi support
>        Bootstrap Option F - Boot ROM Location I2C (Addr 0x54)
>        Internal PCI arbiter disabled
>        32 kB I-Cache 32 kB D-Cache
> Board: CompactCenter
> I2C:   ready
> DRAM:  256 MB
> Machine Check Exception.
> Caused by (from msr): regs 0fe59dd0 TLB Parity Error
> NIP: 0FF60850 XER: 00000000 LR: 0FF92DF4 REGS: 0fe59dd0 TRAP: 0200 DEAR:
> 41240120
> MSR: 00021000 EE: 0 PR: 0 FP: 0 ME: 1 IR/DR: 00
>
> GPR00: 00000000 0FE59EC0 0FE59F24 3E7DF440 00000000 00000000 00000000
> 1EB232CC
> GPR08: 0FF62368 00000000 05F5E101 2FAF080A 42DF7F22 F730108E 0FFB1900
> 0FFBE000
> GPR16: B072824C F5740DEA D5F340C5 F67A0CED 00000000 0FE59DC0 00000000
> 0FF60450
> GPR24: 0FF60D5C 0FE59F24 0FE59F08 FFFFFFFF FF000000 0000003F 0FFB321C
> 01000000
> Call backtrace:
> 0FF62368 0FF88900 0FF61D08 0FF60710
> machine check
>
> I narrowed it down to board_early_init_r() where remove_tlb() is done.

Before or after the remove_tlb()?

> When I do a 'res halt' 'res run' sequence with the BDI the board comes
> up fine.
>
> Any ideas?

No, sorry. I haven't done much work on Canyonlands lately. Is this problem 
new? When did it first appear on your system?

Best regards,
Stefan

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