diff options
Diffstat (limited to 'cpu/ppc4xx/start.S')
| -rw-r--r-- | cpu/ppc4xx/start.S | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/cpu/ppc4xx/start.S b/cpu/ppc4xx/start.S index 699fa7f..60ed2d5 100644 --- a/cpu/ppc4xx/start.S +++ b/cpu/ppc4xx/start.S @@ -315,7 +315,23 @@ rsttlb: tlbwe r0,r1,0x0000 /* Invalidate all entries (V=0)*/ /*----------------------------------------------------------------*/ /* TLB entry setup -- step thru tlbtab */ /*----------------------------------------------------------------*/ +#if defined(CONFIG_440SPE) + /*----------------------------------------------------------------*/ + /* We have different TLB tables for revA and rev B of 440SPe */ + /*----------------------------------------------------------------*/ + mfspr r1, PVR + lis r0,0x5342 + ori r0,r0,0x1891 + cmpw r7,r1,r0 + bne r7,..revA + bl tlbtabB + b ..goon +..revA: + bl tlbtabA +..goon: +#else bl tlbtab /* Get tlbtab pointer */ +#endif mr r5,r0 li r1,0x003f /* 64 TLB entries max */ mtctr r1 |