user manual

Memory Maps

MVME197LEIG/D1 1-15

The following table focuses on the Local Devices portion of the Memory Map.

Table 1-3. Local Devices Memory Map

Notes

1. For a complete description of the register bits, refer to

the appropriate data sheet for the specific chip. For a

more detailed memory map refer to the detailed

peripheral device memory maps in the MVME197LE,

MVME197DP, and MVME197SP Single Board

Computers Programmer’s Reference Guide.

2. Address is the physical address going to the device. It is

after the BusSwitch translation from the MC88110

address to the device seen address.

Address Range Devices Accessed Port Size Size Notes

$FFF00000 - $FFF00FFF BusSwitch D64-D8 4KB 1

$FFF01000 - $FFF01FFF ECDM (DCAM access) --- 4KB 1

$FFF02000 - $FFF02FFF reserved --- 4KB 4

$FFF03000 - $FFF03FFF reserved --- 4KB 4

$FFF04000 - $FFF04FFF reserved --- 4KB 4

$FFF05000 - $FFF05FFF reserved --- 4KB 4

$FFF06000 - $FFF06FFF reserved --- 4KB 4

$FFF07000 - $FFF07FFF User defined --- 4KB 4

$FFF08000 - $FFF3FFFF reserved --- 224KB 4

$FFF40000 - $FFF400FF VMEchip2 (LCSR) D32 256B 1,2,3

$FFF40100 - $FFF401FF VMEchip2 (GCSR) D32-D8 256B 1,2,3

$FFF40200 - $FFF40FFF reserved --- 3.5KB 4,5

$FFF41000 - $FFF41FFF reserved --- 4KB 4

$FFF42000 - $FFF42FFF PCCchip2 D32-D8 4KB 1,2

$FFF43000 - $FFF43FFF reserved --- 4KB 4

$FFF44000 - $FFF44FFF reserved --- 4KB 3

$FFF45000 - $FFF45FFF CD2401 (Serial Comm. Cont.) D16-D8 4KB 1,2

$FFF46000 - $FFF46FFF 82596CA (LAN) D32 4KB 1,2,6

$FFF47000 - $FFF47FFF 53C710 (SCSI) D32/D8 4KB 1,2

$FFF48000 - $FFF4FFFF reserved --- 32KB 4

$FFF50000 - $FFF6FFFF reserved --- 128KB 4

$FFF70000 - $FFF77FFF reserved --- 32KB 4

$FFF78000 - $FFF7FFFF reserved --- 288KB 4

$FFF80000 - $FFFBFFFF DROM (BOOT ROM) --- 256KB 7

$FFFC0000- $FFFCFFFF MK48T08 (BBRAM,TOD Clk) D32-D8 64KB 1,2

$FFFD0000- $FFFEFFFF reserved --- 128KB 4