Motorola MVME2300 Series Service Manual download pdf (Page 40)

4-2

Programming Model

Device ID ($0022) Vendor ID ($1011) $00

Status Command $04

Class Code Revision ID $08

Reserved Header Type Primary Latency

Timer

Cache Line Size $0C

Reserved $10

Reserved $14

Secondary Latency

Timer

Subordinate Bus

Number

Secondary Bus

Number

Primary Bus

Number

$18

Secondary Status I/O Limit Address I/O Base Address $1C

Memory Limit Address Memory Base Address $20

Prefetchable Memory Limit Address Prefetchable Memory Base Address $24

Prefetchable Memory Base Address Upper 32 Bits $28

Prefetchable Memory Limit Address Upper 32 Bits $2C

I/O Limit Address Upper 16 Bits I/O Base Address Upper 16 Bits $30

Subsystem ID Subsystem Vendor ID $34

Reserved $38

Bridge Control Interrupt Pin Reserved $3C

Arbiter Control Diagnostic Control Chip Control $40

Reserved $44

Reserved $48

Reserved $4C

Reserved $50

Reserved $54

Reserved $58

Reserved $5C

Reserved $60

GPIO Input Data GPIO Output

Enable Control

GPIO Output Data p_serr_l Event

Disable

$64

Reserved p_serr_l Status Secondary Clock Control $68

Reserved $6C-

$FF

Note Writes to Reserved locations are don’t care.

Reads to Reserved locations return zeros.

Figure 4-1. 21150 PCI Configuration Registers

1 2 ... 35 36 37 38 39 40 41 42 43 44 45 ... 71 72

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Motorola MVME2300 Series Service Manual Page 40

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