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Convert, hopefully, the remaining encoders to do automatic disk sizing. Ther e

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may be bugs.
This commit is contained in:
David Given
2022-03-29 01:23:35 +02:00
parent 9a299b758a
commit 15eb88e922
18 changed files with 135 additions and 94 deletions
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15
arch/northstar/encoder.cc
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@@ -5,6 +5,7 @@
#include "decoders/decoders.h"
#include "encoders/encoders.h"
#include "image.h"
#include "mapper.h"
#include "lib/encoders/encoders.pb.h"
#define GAP_FILL_SIZE_SD 30
@@ -137,8 +138,8 @@ public:
{
for (int sectorId = 0; sectorId < 10; sectorId++)
{
const auto& sector = image.get(
location.logicalTrack, location.head, sectorId);
const auto& sector =
image.get(location.logicalTrack, location.head, sectorId);
if (sector)
sectors.push_back(sector);
}
@@ -152,17 +153,13 @@ public:
const Image& image) override
{
int bitsPerRevolution = 100000;
double clockRateUs = 4.00;
double clockRateUs = _config.clock_period_us();
const auto& sector = *sectors.begin();
if (sector->data.size() == NORTHSTAR_PAYLOAD_SIZE_SD)
{
bitsPerRevolution /= 2; // FM
}
else
{
clockRateUs /= 2.00;
}
std::vector<bool> bits(bitsPerRevolution);
unsigned cursor = 0;
@@ -174,7 +171,9 @@ public:
Error() << "track data overrun";
std::unique_ptr<Fluxmap> fluxmap(new Fluxmap);
fluxmap->appendBits(bits, clockRateUs * 1e3);
fluxmap->appendBits(bits,
Mapper::calculatePhysicalClockPeriod(
clockRateUs * 1e3, _config.rotational_period_ms() * 1e6));
return fluxmap;
}