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author Curt Coder <curtcoder@mail.com>2009-11-08 16:22:26 +0000
committer Curt Coder <curtcoder@mail.com>2009-11-08 16:22:26 +0000
commita149d0af3a091951b49af34b5464a8fc47363cea (patch)
tree18a5afce3926447944eeb29f8c7e55bd041599ff /src/emu/machine/8237dma.c
parent1f919672fef922101eb2bdba635b788d35a5d847 (diff)
Fixed i8237 DACK polarity.
Diffstat (limited to 'src/emu/machine/8237dma.c')
-rw-r--r--src/emu/machine/8237dma.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/emu/machine/8237dma.c b/src/emu/machine/8237dma.c
index ee3d5502057..a7f590fe875 100644
--- a/src/emu/machine/8237dma.c
+++ b/src/emu/machine/8237dma.c
@@ -217,7 +217,7 @@ static void set_dack(i8237_t *i8237, int channel)
for (i = 0; i < 4; i++)
{
- int state = (i == channel) ^ BIT(i8237->command, 7);
+ int state = (i == channel) ^ !BIT(i8237->command, 7);
devcb_call_write_line(&i8237->chan[i].out_dack_func, state);
}