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Fixed machine array demos, by permitting machine IDs with hyphenated numeric suffixes to use a machine state file created with an unhyphenated machine ID, and added a demo of Windows 1.0 (the "Premiere Edition")

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Jeff Parsons 2017-06-23 14:00:27 -07:00 • committed by Jeff Parsons
commit 503cda40f7
27 changed files with 99 additions and 57 deletions
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14
disks/pcx86/fixed/10mb/README.md
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@ -5,11 +5,11 @@ permalink: /disks/pcx86/fixed/10mb/
---
10Mb Hard Drive (Fixed Disk) Images
---
-----------------------------------
This folder contains the following 10Mb fixed disk images:
* [Empty formatted disk](PCDOS200-EMPTY.json)
* [Empty formatted disk](PCDOS200-EMPTY.json) ([XML](pcdos200-empty.xml))
* [PC-DOS 2.00 with Windows 1.01 for CGA](PCDOS200-WIN101-CGA.json) ([XML](pcdos200-win101-cga.xml))
* [PC-DOS 2.00 with Windows 1.01 for EGA](PCDOS200-WIN101-EGA.json) ([XML](pcdos200-win101-ega.xml))
@ -28,10 +28,10 @@ or by reference:
### Notes Regarding 10Mb Disks
The [Empty formatted disk](PCDOS200-EMPTY.json) is *completely* empty. It was partitioned with the PC-DOS 2.00 **FDISK** utility,
allocating the entire disk to a single DOS partition, and then it was formatted with the PC-DOS 2.00 **FORMAT** utility.
Neither the **FORMAT** "/S" option nor the **SYS** command were used, so no system files were transferred, leaving
the disk completely empty and non-bootable.
The [Empty formatted disk](PCDOS200-EMPTY.json) is *completely* empty. It was partitioned with the PC-DOS 2.00
**FDISK** utility, allocating the entire disk to a single DOS partition, and then it was formatted with the PC-DOS 2.00
**FORMAT** utility. Neither the **FORMAT** "/S" option nor the **SYS** command were used, so no system files were
transferred, leaving the disk completely empty and non-bootable.
After formatting, PC-DOS 2.00 reports:
@ -75,7 +75,7 @@ is not allowed, another 2 sectors are lost, bringing the total FAT file system o
Thus, actual free space is (20739 - 51) * 512, or 10,592,256 bytes, which is exactly what DOS reports as the available
space.
Some sources on the internet (eg, [http://www.wikiwand.com/en/Timeline_of_DOS_operating_systems](http://www.wikiwand.com/en/Timeline_of_DOS_operating_systems))
Some sources on the internet (eg,[http://www.wikiwand.com/en/Timeline_of_DOS_operating_systems](http://www.wikiwand.com/en/Timeline_of_DOS_operating_systems))
claim that the FAT file system overhead for the XT's 10Mb disk is "50 sectors". As they explain:
"The fixed disk has 10,618,880 bytes of raw space: 305 cylinders (the equivalent of tracks) × 2 platters