Update documentation.

doc/disk-atarist.md

@@ -11,7 +11,7 @@ Reading disks
 
 Just do:
 
-    fluxengine read atarist
+    fluxengine read <format>
 
 ...and you'll end up with an `atarist.st` file. The size of the disk image will
 vary depending on the format. This is an alias for `fluxengine read ibm` with
@@ -30,6 +30,9 @@ The syntax is:
 
     fluxengine write <format> -i input.st
 
+Available formats
+-----------------
+
 `<format>` can be one of these:
 
   - `atarist360`: a 360kB 3.5" disk, with 80 cylinders, 1 side, and 9 sectors

doc/disk-brother.md

@@ -38,11 +38,11 @@ Reading disks
 Just do:
 
 ```
-fluxengine read brother
+fluxengine read `<format>`
 ```
 
-You should end up with a `brother.img` which is either 119808 or 239616 bytes
-long.
+... where `<format>` can be `brother120` or `brother240`. You should end up
+with a `brother.img` which is either 119808 or 239616 bytes long.
 
 Writing disks
 -------------

doc/disk-ibm.md

@@ -33,12 +33,17 @@ Reading disks
 
 Just do:
 
-    fluxengine read ibm
+    fluxengine read `<format>`
 
 ...and you'll end up with an `ibm.img` file. This should work on most PC disks
 (including FM 360kB disks, 3.5" 1440kB disks, 5.25" 1200kB disks, etc.) The size
 of the disk image will vary depending on the format.
 
+The common PC formats are `ibm720` and `ibm1440`, but there are _many_ others,
+and there's too many configuration options to usefully list. Use `fluxengine
+write` to list all formats, and try `fluxengine write ibm1440 --config` to see
+a sample configuration.
+
 Configuration options you'll want include:
 
   - `--decoder.ibm.sector_id_base=N`: specifies the ID of the first sector;

doc/disk-northstar.md

@@ -26,23 +26,13 @@ You must use a 48-TPI (40-track) 300RPM 5.25" floppy drive.
 To read a double-sided North Star floppy, run:
 
 ```
-fluxengine read northstar
+fluxengine read <format>
 ```
 
-To read a single-sided North Star floppy, run:
-
-```
-fluxengine read northstar -heads 0
-```
+...where `<format>` is one of the formats listed below.
 
 You should end up with a `northstar.nsi` with a file size dependent on the floppy
-disk type:
-
-| Disk Type                           | File Size (bytes) |
-| ----------------------------------- | ------- |
-| Single-Sided, Single-Density (SSSD) | 89,600  |
-| Single-Sided, Double-Density (SSDD) | 179,200 |
-| Double-Sided, Double-Density (DSDD) | 358,400 |
+disk type.
 
 Writing disks
 -------------
@@ -56,8 +46,18 @@ To write a double-sided North Star floppy, run:
 fluxengine write <format> -i image_to_write.nsi
 ```
 
-...where `<format>` is `northstar87`, `northstar175` or `northstar350`
-depending on the format you want to write.
+...where `<format>` is one of the formats listed below.
+
+Available formats
+-----------------
+
+The following formats are supported:
+
+| Format name    | Disk Type                           | File Size (bytes) |
+| -------------- | ----------------------------------- | ----------------- |
+| `northstar87`  | Single-Sided, Single-Density (SSSD) | 89,600            |
+| `northstar175` | Single-Sided, Double-Density (SSDD) | 179,200           |
+| `northstar350` | Double-Sided, Double-Density (DSDD) | 358,400           |
 
 Useful references
 -----------------

mkninja.sh

@@ -404,7 +404,8 @@ FORMATS="\
     ibm360_525 \
     ibm720 \
     ibm720_525 \
-    macintosh \
+    mac400 \
+    mac800 \
     micropolis \
     mx \
     northstar87 \