Motorola MVME2300 Series User Manual

Page 41

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Programming Model

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1-17

1

Notes

1. Programmable via the Raven’s PCI Configuration registers. For the

MVME2300 series, RAM size is limited to 128MB.

2. To enabled the CHRP “io-hole”, program the Raven to ignore the

0x000A0000 - 0x000FFFFF address range.

3. Programmable mapping via the four PCI Slave Images in the

Universe ASIC.

4. Programmable mapping via the Special Slave Image (SLSI) in the

Universe ASIC.

38FF 0000

38FF FFFF

64K

VMEbus A16/D16 (Super/Program)

4

3900 0000

39FE FFFF

16M - 64K

VMEbus A24/D32 (Super/Data)

4

39FF 0000

39FF FFFF

64K

VMEbus A16/D32 (Super/Data)

4

3A00 0000

3AFE FFFF

16M - 64K

VMEbus A24/D16 (User/Program)

4

3AFF 0000

3AFF FFFF

64K

VMEbus A16/D26 (User/Program)

4

3B00 0000

3BFE FFFF

16M - 64K

VMEbus A24/D32 (User/Data)

4

3BFF 0000

3BFF FFFF

64K

VMEbus A16/D32 (User/Data)

4

3C00 0000

7FFF FFFF

1G + 64M

PCI Memory Space

8000 0000

FBFF FFFF

2G - 64M

Onboard ECC DRAM

1

FC00 0000

FC03 FFFF

256K

RavenMPIC

1

FC04 0000

FFFF FFFF

64M - 256K

PCI Memory Space

Table 1-10. PCI PREP Memory Map (Continued)

PCI Address

Size

Definition

Notes

Start

End

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