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Honor sector size change via ModeSelect6 in scsicd (#1406)

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* Make ModeSelect() non-const

Signed-off-by: Klaus Kämpf <kkaempf@gmail.com>

* Implement ModeSelect for scsicd

and honor sector size setting.

DEC's VMS can't handle 2k sector sizes and uses ModeSelect6 to set the
sector size to 512 bytes.

Fixes #1397

Signed-off-by: Klaus Kämpf <kkaempf@gmail.com>

* Test sector size setting via ModeSelect in SCSICD

Signed-off-by: Klaus Kämpf <kkaempf@gmail.com>

* Re-calculate total blocks when sector size changes

Signed-off-by: Klaus Kämpf <kkaempf@gmail.com>

* Reset CD data tracks after sector size change

The track calculation is based on sector size and must be reset after
change of sector size.

Signed-off-by: Klaus Kämpf <kkaempf@gmail.com>

* resize cache after change of sector size

The disk cache is based on sector size and must be resized when the
sector size changes.

Disk::ResizeCache needs a `raw` parameter, make this value accessible
from the current cache.

Signed-off-by: Klaus Kämpf <kkaempf@gmail.com>

* Make GetRawMode const

Signed-off-by: Klaus Kämpf <kkaempf@gmail.com>

---------

Signed-off-by: Klaus Kämpf <kkaempf@gmail.com>
This commit is contained in:
Klaus Kämpf
2024-01-09 22:36:24 +01:00
committed by GitHub
parent ad5eae93e7
commit b7f65d33e2
13 changed files with 64 additions and 9 deletions
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cpp/devices/mode_page_device.cpp
+1 -1
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@@ -114,7 +114,7 @@ void ModePageDevice::ModeSense10() const
EnterDataInPhase();
}
void ModePageDevice::ModeSelect(scsi_command, cdb_t, span<const uint8_t>, int) const
void ModePageDevice::ModeSelect(scsi_command, cdb_t, span<const uint8_t>, int)
{
// There is no default implementation of MODE SELECT
throw scsi_exception(sense_key::illegal_request, asc::invalid_command_operation_code);