diff options
| -rw-r--r-- | nuttx/ChangeLog | 2 | ||||
| -rw-r--r-- | nuttx/arch/arm/src/sama5/sam_ohci.c | 8 |
2 files changed, 1 insertions, 9 deletions
diff --git a/nuttx/ChangeLog b/nuttx/ChangeLog index a674d064f..d6e022deb 100644 --- a/nuttx/ChangeLog +++ b/nuttx/ChangeLog @@ -5607,7 +5607,7 @@ descriptive task names when starting the EHCI and OHCI monitor tasks (2013-9-20). * arch/arm/src/sama5/sam_ohci.c: Fix a place where DMA-related data - needed to be flushed to data cache; Fix another where a virual address + needed to be flushed to data cache; Fix another where a virtual address was being used in a register where a physical address was required (2013-9-20). * arch/arm/src/armv7-a/cp15_clean_dcache.S and cp15_flush_dcache.S: diff --git a/nuttx/arch/arm/src/sama5/sam_ohci.c b/nuttx/arch/arm/src/sama5/sam_ohci.c index ca69a5934..b72774da0 100644 --- a/nuttx/arch/arm/src/sama5/sam_ohci.c +++ b/nuttx/arch/arm/src/sama5/sam_ohci.c @@ -1337,14 +1337,6 @@ static int sam_enqueuetd(struct sam_rhport_s *rhport, struct sam_ed_s *ed, { cp15_clean_dcache((uintptr_t)buffer, (uintptr_t)buffer + buflen); - - /* REVISIT: This cache invalidation solves some transfer - * problems... but I don't understand why? Without this, - * the above clean seems to fail to flush all of the buffer. - */ - - cp15_invalidate_dcache((uintptr_t)buffer, - (uintptr_t)buffer + buflen); } cp15_clean_dcache((uintptr_t)tdtail, |