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Untested Brother 120kB write support.

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This commit is contained in:
David Given
2020-05-13 14:49:06 +02:00
parent 3c54a663b8
commit 5deba8af41
4 changed files with 37 additions and 6 deletions
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21
arch/brother/encoder.cc
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@@ -129,9 +129,24 @@ static int charToInt(char c)
std::unique_ptr<Fluxmap> BrotherEncoder::encode(
int physicalTrack, int physicalSide, const SectorSet& allSectors)
{
if ((physicalTrack < 0) || (physicalTrack >= BROTHER_TRACKS_PER_DISK)
|| (physicalSide != 0))
int logicalTrack;
if (physicalSide != 0)
return std::unique_ptr<Fluxmap>();
switch (_format)
{
case 120:
if ((physicalTrack < 0) || (physicalTrack >= BROTHER_TRACKS_PER_120KB_DISK)
|| (physicalTrack & 1))
return std::unique_ptr<Fluxmap>();
logicalTrack = physicalTrack/2;
break;
case 240:
if ((physicalTrack < 0) || (physicalTrack >= BROTHER_TRACKS_PER_240KB_DISK))
return std::unique_ptr<Fluxmap>();
logicalTrack = physicalTrack;
break;
}
int bitsPerRevolution = 200000.0 / clockRateUs;
const std::string& skew = sectorSkew.get();
@@ -146,7 +161,7 @@ std::unique_ptr<Fluxmap> BrotherEncoder::encode(
double dataMs = headerMs + postHeaderSpacingMs;
unsigned dataCursor = dataMs*1e3 / clockRateUs;
const auto& sectorData = allSectors.get(physicalTrack, 0, sectorId);
const auto& sectorData = allSectors.get(logicalTrack, 0, sectorId);
fillBitmapTo(bits, cursor, headerCursor, { true, false });
write_sector_header(bits, cursor, physicalTrack, sectorId);