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Fix CP/M 3 ZZRCC RAM/ROM disk handling

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- Clearing of RAM disk was corrupting non-RAM Disk banks on ZZRCC.
- On ZZRCC, CP/M 3 failed to make RAM/ROM disk DPB adjustments at startup.
This commit is contained in:
Wayne Warthen
2021-03-16 19:17:19 -07:00
parent 63a31593b4
commit 75d2cc4dfe
5 changed files with 78 additions and 5 deletions
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19
Source/ZZR/Bank Layout.txt Normal file
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Bank ROM RAM RAM
---- --- --- ---
0 HBIOS (IMG) RAMDISK RAMDISK
1 ROMLDR+MON+CP/M2+ZSYS RAMDISK RAMDISK
2 FTH+BAS+TBAS+PLAY+USR RAMDISK RAMDISK
3 RESERVED RAMDISK RAMDISK
4 ROMDISK RAMDISK RAMDISK
5 ROMDISK RAMDISK RAMDISK
6 ROMDISK RAMDISK RAMDISK
7 ROMDISK RAMDISK RAMDISK
8 ROMDISK BUF (CPM3) BUF (CPM3)
9 ROMDISK BUF (CPM3) BUF (CPM3)
A ROMDISK BUF (CPM3) BUF (CPM3)
B ROMDISK BUF (CPM3) BUF (CPM3)
C ROMDISK AUX (CPM3) TPA (CPM3)
D ROMDISK HBIOS (EXEC) HBIOS (EXEC)
E ROMDISK TPA-LO OS (CPM3)
F ROMDISK COMMON (TPA-HI) COMMON (TPA-HI)