diff options
Diffstat (limited to 'c/src/lib/libbsp/powerpc/qoriq/start/start.S')
| -rw-r--r-- | c/src/lib/libbsp/powerpc/qoriq/start/start.S | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/c/src/lib/libbsp/powerpc/qoriq/start/start.S b/c/src/lib/libbsp/powerpc/qoriq/start/start.S index 10daf32c8a..5d2a09df48 100644 --- a/c/src/lib/libbsp/powerpc/qoriq/start/start.S +++ b/c/src/lib/libbsp/powerpc/qoriq/start/start.S @@ -80,6 +80,29 @@ _start: bne 1b isync +#ifdef QORIQ_L2CSR0 + /* Flush L2 cache of first cluster */ + LWI r4, QORIQ_L2CSR0 + lwz r3, 0(r4) + oris r3, r3, FSL_EIS_L2CSR0_L2FL >> 16 + stw r3, 0(r4) +1: + lwz r3, 0(r4) + andis. r3, r3, FSL_EIS_L2CSR0_L2FL >> 16 + bne 1b + isync + + /* Invalidate L2 cache of first cluster */ + lwz r3, 0(r4) + oris r3, r3, FSL_EIS_L2CSR0_L2FI >> 16 + stw r3, 0(r4) +1: + lwz r3, 0(r4) + andis. r3, r3, FSL_EIS_L2CSR0_L2FI >> 16 + bne 1b + isync +#endif + /* Get start stack */ LWI START_STACK, start_stack_end |