user manual

Memory Maps
MVME162IG/D2 1-23
1
The following table focuses on the Local I/O Devices portion of the local bus
Main Memory Map.
Table 1-4. Local Bus I/O Devices Memory Map
Address Range Device Port Width Size Note(s)
$FFF00000 - $FFF3FFFF reserved -- 256KB 4
$FFF40000 - $FFF400FF VMEchip2 (LCSR) D32 256B 1, 3
$FFF40100 - $FFF401FF VMEchip2 (GCSR) registers D32-D8 256B 1, 3
$FFF40200 - $FFF40FFF reserved -- 3.5KB 4, 5
$FFF41000 - $FFF41FFF reserved -- 4KB 4
$FFF42000 - $FFF42FFF MCchip D32-D8 4KB 1
$FFF44300 - $FFF44FFF reserved -- 8KB 4
$FFF45000 - $FFF45FFF SCC (Z85230) D8 4KB 1, 2
$FFF46000 - $FFF46FFF LAN (82596CA) D32 4KB 1, 6
$FFF47000 - $FFF47FFF SCSI (53C710) D32-D8 4KB 1
$FFF48000 - $FFF57FFF reserved -- 64KB 4
$FFF58000 - $FFF5807F IPIC IP a I/O D16 128B 1
$FFF58080 - $FFF580FF IPIC IP a ID D16 128B 1
$FFF58100 - $FFF5817F IPIC IP b I/O D16 128B 1
$FFF58180 - $FFF581FF IPIC IP b ID Read D16 128B 1
$FFF58200 - $FFF5827F IPIC IP c I/O D16 128B 1
$FFF58280 - $FFF582FF IPIC IP c ID D16 128B 1
$FFF58300 - $FFF5837F IPIC IP d I/O D16 128B 1
$FFF58380 - $FFF583FF IPIC IP d ID Read D16 128B 1
$FFF58400 - $FFF584FF IPIC IP ab I/O D32-D16 256B 1
$FFF58500 - $FFF585FF IPIC IP cd I/O D32-D16 256B 1
$FFF58600 - $FFF586FF IPIC IP ab I/O repeated D32-D16 256B 1
$FFF58700 - $FFF587FF IPIC IP cd I/O repeated D32-D16 256B 1
$FFF58800 - $FFF5887F reserved -- 128B 1
$FFF58880 - $FFF588FF reserved -- 128B 1
$FFF58900 - $FFF5897F reserved -- 128B 1
$FFF58980 - $FFF589FF reserved -- 128B 1
$FFF58A00 - $FFF58A7F reserved -- 128B 1
$FFF58A80 - $FFF58AFF reserved -- 128B 1
$FFF58B00 - $FFF58B7F reserved -- 128B 1
$FFF58B80 - $FFF58BFF reserved -- 128B 1
$FFF58C00 - $FFF58CFF reserved -- 256B 1
$FFF58D00 - $FFF58DFF reserved -- 256B 1
$FFF58E00 - $FFF58EFF reserved -- 256B 1
$FFF58F00 - $FFF58FFF reserved -- 256B 1
$FFFBC000 - $FFFBC01F IPIC registers D32-D8 2KB 1
$FFFBC800 - $FFFBC81F reserved -- 2KB 1
$FFFBD000 - $FFFBFFFF reserved -- 12KB 4
$FFFC0000 - $FFFC7FFF MK48T08 (BBRAM, TOD clock) D32-D8 32KB 1
$FFFC8000 - $FFFCBFFF MK48T08 & disable Flash writes D32-D8 16KB 1, 7
$FFFCC000 - $FFFCFFFF MK48T08 & enable Flash writes D32-D8 16KB 1, 7
$FFFD0000 - $FFFEFFFF reserved -- 128KB 4