diff options
Diffstat (limited to 'sim/bfin/dv-bfin_ctimer.c')
| -rw-r--r-- | sim/bfin/dv-bfin_ctimer.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/sim/bfin/dv-bfin_ctimer.c b/sim/bfin/dv-bfin_ctimer.c index 6aa5c31..f361cb2 100644 --- a/sim/bfin/dv-bfin_ctimer.c +++ b/sim/bfin/dv-bfin_ctimer.c @@ -127,6 +127,10 @@ bfin_ctimer_io_write_buffer (struct hw *me, const void *source, bu32 value; bu32 *valuep; + /* Invalid access mode is higher priority than missing register. */ + if (!dv_bfin_mmr_require_32 (me, addr, nr_bytes, true)) + return 0; + value = dv_load_4 (source); mmr_off = addr - ctimer->base; valuep = (void *)((unsigned long)ctimer + mmr_base() + mmr_off); @@ -192,6 +196,10 @@ bfin_ctimer_io_read_buffer (struct hw *me, void *dest, bu32 mmr_off; bu32 *valuep; + /* Invalid access mode is higher priority than missing register. */ + if (!dv_bfin_mmr_require_32 (me, addr, nr_bytes, false)) + return 0; + mmr_off = addr - ctimer->base; valuep = (void *)((unsigned long)ctimer + mmr_base() + mmr_off); |