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Merge pull request #355 from TheJesusFish/2xCPU

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Catch up with main branch
This commit is contained in:
RobertPeip
2026-04-14 16:57:50 +02:00
committed by GitHub
parent f969793882 5f2b407849
commit cbefef4b18
1 changed files with 15 additions and 23 deletions
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38
rtl/cd_top.vhd
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@@ -2830,32 +2830,24 @@ begin
CDDA_data <= sectorBuffer_DataB;
end case;
case (copyState) is
when COPY_IDLE =>
if (copyData = '1' and ce = '1') then
copySectorPointer <= readSectorPointer;
copyCount <= 0;
copyReadAddr <= 0;
copyByteCnt <= 0;
if (sectorBufferSizes(to_integer(readSectorPointer)) /= 0) then
-- buffered sector ready
copySize <= sectorBufferSizes(to_integer(readSectorPointer));
sectorBufferSizes(to_integer(readSectorPointer)) <= 0;
copyState <= COPY_FIRST;
else
-- buffer empty → allow RAW only
if (modeReg(5) = '1') then
copySize <= RAW_SECTOR_OUTPUT_SIZE / 4;
copyState <= COPY_FIRST;
end if;
-- otherwise stay in COPY_IDLE (no DMA)
end if;
end if;
when COPY_IDLE =>
if (copyData = '1' and ce = '1') then
copyState <= COPY_FIRST;
copyCount <= 0;
copyReadAddr <= 0;
copyByteCnt <= 0;
copySectorPointer <= readSectorPointer;
sectorBufferSizes(to_integer(readSectorPointer)) <= 0;
if (sectorBufferSizes(to_integer(readSectorPointer)) = 0) then
copySize <= RAW_SECTOR_OUTPUT_SIZE / 4;
else
copySize <= sectorBufferSizes(to_integer(readSectorPointer));
end if;
end if;
when COPY_FIRST =>
copyState <= COPY_DATA;