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update in skewsettings

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This commit is contained in:
wybren1971
2022-06-09 23:26:28 +02:00
parent c4d72d3c11
commit c6fd31564d
1 changed files with 102 additions and 40 deletions
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138
lib/imagereader/imdimagereader.cc
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@@ -49,7 +49,7 @@ static unsigned getModulationandSpeed(uint8_t flags, bool *fm)
break;
default:
Error() << fmt::format("don't understand IMD disks with this modulation and speed {}", flags);
Error() << fmt::format("IMD: don't understand IMD disks with this modulation and speed {}", flags);
throw 0;
}
}
@@ -63,20 +63,23 @@ struct TrackHeader
uint8_t SectorSize;
};
static std::string copytostring(std::vector<char> tocopy)
{
std::string result;
for (int i = 0; i< tocopy.size(); i++)
{
// static std::string copytostring(std::vector<unsigned char> tocopy)
// {
// std::string result;
// for (int i = 0; i< tocopy.size(); i++)
// {
result.push_back(tocopy[i]);
}
return result;
}
// result.push_back(tocopy[i]);
// // Logger() << "IMD DEBUG: sector map:" << fmt::format("{}", tocopy[i]);
// }
// Logger() << "IMD DEBUG: sector map:" << fmt::format("{}", result);
// return result;
// }
static uint8_t setsectorskew(int sectornumber)
{//IMD lets the sector map start with 1 so everything we read in the sectormap has to be 1 less for fluxengine
sectornumber--;
switch (sectornumber)
{
case 0:
@@ -133,8 +136,11 @@ static uint8_t setsectorskew(int sectornumber)
case 17:
return 'h';
break;
case 18:
return 'i';
break;
}
Error() << fmt::format("Sector skew {} not in standard range (0-17).", sectornumber);
Error() << fmt::format("IMD: Sector skew {} not in standard range (0-17).", sectornumber);
}
static unsigned getSectorSize(uint8_t flags)
@@ -187,7 +193,7 @@ public:
//Read File
std::ifstream inputFile(_config.filename(), std::ios::in | std::ios::binary);
if (!inputFile.is_open())
Error() << "cannot open input file";
Error() << "IMD: cannot open input file";
//define some variables
bool fm = false; //define coding just to show in comment for setting the right write parameters
inputFile.seekg(0, inputFile.end);
@@ -205,15 +211,14 @@ public:
unsigned Modulation_Speed = 0;
unsigned sectorSize = 0;
//std::string sector_skew;
std::vector<char> sector_skew;
std::vector<char> previous_sector_skew;
sector_skew.clear();
std::string sector_skew;
// sector_skew.clear();
int b;
std::string comment;
bool blnOptionalCylinderMap = false;
bool blnOptionalHeadMap = false;
bool blnBase0 = false;
// unsigned char comment[8192]; //i choose a fixed value. dont know how to make dynamic arrays in C++. This should be enough
// Read comment
comment.clear();
@@ -221,7 +226,8 @@ public:
{
comment.push_back(b);
n++;
} headerPtr = n; //set pointer to after comment
}
headerPtr = n; //set pointer to after comment
// comment[n] = '\0'; // null-terminate the string
//write comment to screen
// Logger() << fmt::format("IMD: comment: {}", comment);
@@ -229,8 +235,6 @@ public:
<< fmt::format("{}",
comment);
bool blnBaseOne = false;
for (;;)
{
if (headerPtr >= inputFileSize-1)
@@ -279,16 +283,28 @@ public:
header.Head = header.Head^SEC_HEAD_MAP_FLAG; //remove flag 01000001 ^ 01000001 = 00000001 and 01000000 ^ 0100000 = 00000000 for writing sector head later
}
//read sector numbering map
std::vector<unsigned> sector_map(header.numSectors);
// std::vector<unsigned> sector_map(header.numSectors);
blnBase0 = false;
sector_skew.clear();
uint8_t t_low = 1;
uint8_t t_high = 1;
for (b = 0; b < header.numSectors; b++)
{
uint8_t t;
t = br.read_8();
headerPtr++;
sector_map[b] = b+1; //fluxengine always starts with 1??
// Logger() << "IMD DEBUG: t:" << fmt::format(" {0:d}", t);
if (t < t_low) t_low = t;
if (t > t_high) t_high = t;
// if (t == 0) blnBase0 = true;
sector_skew.push_back(setsectorskew(t));
headerPtr++;
// sector_map[b] = b;
}
// for (int i = 0; i < header.numSectors; i++)
// {
// Logger() << "IMD DEBUG: sector map:", sector_skew[1];
// }
auto ibm = config.mutable_encoder()->mutable_ibm();
// if (!config.drive().has_rotational_period_ms())
@@ -297,8 +313,9 @@ public:
auto trackdata = ibm->add_trackdata();
trackdata->set_target_clock_period_us(1e3 / Modulation_Speed);
trackdata->set_target_rotational_period_ms(200);
//trackdata->sector_range().max_sector()=t_high;
trackdata->set_use_fm(fm);
//trackdata->set_allocated_sector_range(_IbmDecoderProto_TrackdataProto_SectorRangeProto_default_instance_)
auto sectors = trackdata->mutable_sectors();
@@ -307,8 +324,31 @@ public:
{
Bytes sectordata;
Bytes compressed(sectorSize);
const auto& sector = image->put(header.track, header.Head, sector_map[s]);
unsigned int SectorID;
switch (sector_skew[s])
{
case '0': SectorID = 0; break;
case '1': SectorID = 1; break;
case '2': SectorID = 2; break;
case '3': SectorID = 3; break;
case '4': SectorID = 4; break;
case '5': SectorID = 5; break;
case '6': SectorID = 6; break;
case '7': SectorID = 7; break;
case '8': SectorID = 8; break;
case '9': SectorID = 9; break;
case 'a': SectorID = 10; break;
case 'b': SectorID = 11; break;
case 'c': SectorID = 12; break;
case 'd': SectorID = 13; break;
case 'e': SectorID = 14; break;
case 'f': SectorID = 15; break;
case 'g': SectorID = 16; break;
case 'h': SectorID = 17; break;
case 'i': SectorID = 18;
}
// const auto& sector = image->put(header.track, header.Head, sector_map[s]);
const auto& sector = image->put(header.track, header.Head, SectorID);
//read the status of the sector
unsigned int Status_Sector = br.read_8();
headerPtr++;
@@ -359,10 +399,16 @@ public:
break;
case 4: /* Compressed with "Deleted-Data address mark"*/
compressed[0] = br.read_8();
headerPtr++;
for (int k = 1; k < sectorSize; k++)
{
//fill data till sector is full
br.seek(headerPtr);
compressed[k] = br.read_8();
}
sector->data.writer().append(compressed);
sector->status = Sector::DATA_MISSING;
sectordata = br.read(sectorSize);
headerPtr += sectorSize;
sector->data.writer().append(sectordata);
break;
case 5: /* Normal data read with data error*/
@@ -373,10 +419,16 @@ public:
break;
case 6: /* Compressed read with data error*/
sectordata = br.read(sectorSize);
headerPtr += sectorSize;
compressed[0] = br.read_8();
headerPtr++;
for (int k = 1; k < sectorSize; k++)
{
//fill data till sector is full
br.seek(headerPtr);
compressed[k] = br.read_8();
}
sector->data.writer().append(compressed);
sector->status = Sector::BAD_CHECKSUM;
sector->data.writer().append(sectordata);
break;
case 7: /* Deleted data read with data error*/
@@ -387,14 +439,20 @@ public:
break;
case 8: /* Compressed, Deleted read with data error*/
sectordata = br.read(sectorSize);
headerPtr += sectorSize;
compressed[0] = br.read_8();
headerPtr++;
for (int k = 1; k < sectorSize; k++)
{
//fill data till sector is full
br.seek(headerPtr);
compressed[k] = br.read_8();
}
sector->data.writer().append(compressed);
sector->status = Sector::BAD_CHECKSUM;
sector->data.writer().append(sectordata);
break;
default:
Error() << fmt::format("Don't understand IMD files with sector status {}, track {}, sector {}", Status_Sector, header.track, s);
Error() << fmt::format("IMD: Don't understand IMD files with sector status {}, track {}, sector {}", Status_Sector, header.track, s);
}
if (blnOptionalCylinderMap) //there was een optional cylinder map. write it to the sector
//The Sector Cylinder Map has one entry for each sector, and contains the logical Cylinder ID for the corresponding sector in the Sector Numbering Map.
@@ -423,7 +481,7 @@ public:
sector->logicalSide = header.Head;
sector->physicalHead = header.Head;
}
sector->logicalSector = (sector_map[s]);
sector->logicalSector = SectorID;
}
}
@@ -443,7 +501,7 @@ public:
<< fmt::format("{} tracks, {} heads; {}; {} kbps; {} sectoren; sectorsize {}; sectormap {}; {} kB total.",
header.track + 1, header.Head + 1,
fm ? "FM" : "MFM",
Modulation_Speed, header.numSectors, sectorSize, copytostring(sector_skew), (header.track+1) * trackSize / 1024);
Modulation_Speed, header.numSectors, sectorSize, sector_skew, (header.track+1) * trackSize / 1024);
if (!config.has_heads())
{
@@ -458,6 +516,10 @@ public:
tracks->set_start(0);
tracks->set_end(geometry.numTracks - 1);
}
if (!config.has_sector_mapping())
{
}
return image;