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Manually copy the first value when you set up hblank (#569)

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Fixes the weird lines on the hblank demos

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Gwilym Inzani 2024-02-27 20:50:14 +00:00 committed by GitHub
parent cdafc3c139 4ebab07d47
commit b5c97afe61
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1 changed files with 3 additions and 1 deletions
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agb/src/dma.rs
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@ -73,9 +73,11 @@ impl Dma {
let n_transfers = (size_of::<T>() / 2) as u32; let n_transfers = (size_of::<T>() / 2) as u32;
self.source_addr.set(handle.data.as_ptr() as u32); self.source_addr.set(handle.data.as_ptr().add(1) as u32);
self.dest_addr.set(location.memory_location as u32); self.dest_addr.set(location.memory_location as u32);
location.memory_location.write_volatile(values[0]);
self.ctrl_addr.set( self.ctrl_addr.set(
(0b10 << 0x15) | // keep destination address fixed (0b10 << 0x15) | // keep destination address fixed
// (0b00 << 0x17) | // increment the source address each time // (0b00 << 0x17) | // increment the source address each time