diff options
Diffstat (limited to 'arch/blackfin/mach-common/arch_checks.c')
| -rw-r--r-- | arch/blackfin/mach-common/arch_checks.c | 16 |
1 files changed, 9 insertions, 7 deletions
diff --git a/arch/blackfin/mach-common/arch_checks.c b/arch/blackfin/mach-common/arch_checks.c index f2ca211a76a0..bceb98126c21 100644 --- a/arch/blackfin/mach-common/arch_checks.c +++ b/arch/blackfin/mach-common/arch_checks.c @@ -1,7 +1,7 @@ /* * Do some checking to make sure things are OK * - * Copyright 2007-2009 Analog Devices Inc. + * Copyright 2007-2010 Analog Devices Inc. * * Licensed under the GPL-2 or later. */ @@ -47,18 +47,20 @@ # error "The kernel load address is too high; keep it below 10meg for safety" #endif +#if ANOMALY_05000263 && defined(CONFIG_MPU) +# error the MPU will not function safely while Anomaly 05000263 applies +#endif + #if ANOMALY_05000448 # error You are using a part with anomaly 05000448, this issue causes random memory read/write failures - that means random crashes. #endif /* if 220 exists, can not set External Memory WB and L2 not_cached, either External Memory not_cached and L2 WB */ #if ANOMALY_05000220 && \ - ((defined(CONFIG_BFIN_EXTMEM_WRITEBACK) && !defined(CONFIG_BFIN_L2_DCACHEABLE)) || \ - (!defined(CONFIG_BFIN_EXTMEM_DCACHEABLE) && defined(CONFIG_BFIN_L2_WRITEBACK))) -# error You are exposing Anomaly 220 in this config, either config L2 as Write Through, or make External Memory WB. + (defined(CONFIG_BFIN_EXTMEM_WRITEBACK) || defined(CONFIG_BFIN_L2_WRITEBACK)) +# error "Anomaly 05000220 does not allow you to use Write Back cache with L2 or External Memory" #endif -#if ANOMALY_05000475 && \ - (defined(CONFIG_BFIN_EXTMEM_WRITEBACK) || defined(CONFIG_BFIN_L2_WRITEBACK)) -# error "Anomaly 475 does not allow you to use Write Back cache with L2 or External Memory" +#if ANOMALY_05000491 && !defined(CONFIG_CACHE_FLUSH_L1) +# error You need IFLUSH in L1 inst while Anomaly 05000491 applies #endif |