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window/icon map caches

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This commit is contained in:
Joshua Bell 2018-02-07 21:48:19 -08:00
parent 7bbdc4ac6b
commit 620967a511
2 changed files with 203 additions and 190 deletions
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22
desktop/README.md
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@ -22,7 +22,7 @@ The file is broken down into multiple segments:
* segment 4: main - A$4000-$BEFF, L$7F00, mark $00A780 (DeskTop)
* segment 5: main - A$0800-$0FFF, L$0800, mark $012680 (Initializer)
* segment 6: main - A$0290-$03EF, L$0160, mark $012E80 (Invoker)
* segments dynamically loaded for these actions:
* overlays dynamically loaded for these actions:
* disk copy - A$0800, L$0200, mark $012FE0
* format/erase - A$0800, L$1400, mark $0160E0
* selector - A$9000, L$1000, mark $0174E0
@ -106,10 +106,15 @@ main code) are relays, buffers and resources:
Interactive commands including disk copy/format/erase, file
copy/delete, and Selector add/edit/delete/run all dynamically load
main memory code segments into one or more of: $800-$1FFF,
main memory code overlays into one or more of: $800-$1FFF,
$5000-$6FFF, $7000-$77FF, and $9000-$9FFF. When complete, any original
code above $4000 is reloaded.
Aux $1B00-$1F7F holds lists of icons, one for the desktop then one for up
to 8 windows. First byte is a count, up to 127 icon entries. Icon numbers
map indirectly into a table at $ED00 that holds the type, coordinates, etc.
Aux $1F80-$1FFF is a map of used/free icon numbers.
```
Main Aux ROM
$FFFF +-------------+ +-------------+ +-------------+
@ -132,7 +137,7 @@ $BF00 +-------------+ | App Code |
| | | |
| | | |
$A000 | +------+ | |
| | Seg | | |
| | Ovl | | |
| | | | |
| | | | |
$9000 | +------+ | |
@ -145,9 +150,9 @@ $851F | | +-------------+
| | | |
| | | |
$7800 | +------+ | |
| | Seg | | |
| | Ovl | | |
$7000 | +------+ | |
| | Seg | | |
| | Ovl | | |
| | | | |
| | | | |
| | | | |
@ -170,9 +175,10 @@ $4000 +-------------+ +-------------+
| | | |
| | | |
$2000 +-------------+ +-------------+
| Initializer | | Desk Acc |
| & Desk Acc | | |
| & Segments | | |
| Initializer | | Win/Icn Map |
$1B00 | & Desk Acc | +-------------+
| & Overlays | | Desk Acc |
| | | |
| | | |
$0800 +-------------+ +-------------+
| Text | | Text |

371
desktop/desktop.s
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