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Merge remote-tracking branch 'upstream/master'

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kub 2020-10-21 20:29:58 +02:00
commit e7faa8e4e1
5 changed files with 17 additions and 8 deletions
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7
pico/memory.c
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@ -272,7 +272,12 @@ static NOINLINE u32 port_read(int i)
u32 in, out;
out = data_reg & ctrl_reg;
out |= 0x7f & ~ctrl_reg; // pull-ups
// pull-ups: should be 0x7f, but Decap Attack has a bug where it temp.
// disables output before doing TH-low read, so don't emulate it for TH.
// Decap Attack reportedly doesn't work on Nomad but works on must
// other MD revisions (different pull-up strength?).
out |= 0x3f & ~ctrl_reg;
in = port_readers[i](i, out);