diff options
Diffstat (limited to 'sim/bfin/dv-bfin_gpio.c')
| -rw-r--r-- | sim/bfin/dv-bfin_gpio.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/sim/bfin/dv-bfin_gpio.c b/sim/bfin/dv-bfin_gpio.c index 50baf03..6b18a40 100644 --- a/sim/bfin/dv-bfin_gpio.c +++ b/sim/bfin/dv-bfin_gpio.c @@ -92,16 +92,22 @@ bfin_gpio_io_write_buffer (struct hw *me, const void *source, int space, case mmr_offset(clear): case mmr_offset(maska_clear): case mmr_offset(maskb_clear): + /* We want to clear the related data MMR. */ + valuep -= 2; dv_w1c_2 (valuep, value, -1); break; case mmr_offset(set): case mmr_offset(maska_set): case mmr_offset(maskb_set): + /* We want to set the related data MMR. */ + valuep -= 4; *valuep |= value; break; case mmr_offset(toggle): case mmr_offset(maska_toggle): case mmr_offset(maskb_toggle): + /* We want to toggle the related data MMR. */ + valuep -= 6; *valuep ^= value; break; default: |