Memory Maps and Registers

5.5.9PLD U-Boot and TSI Monitor Register

The MVME2500 PLD provides an 8-bit register which indicates the status of the U-Boot's normal environment switch and TSI interface signals.

Table 5-12 PLD U-Boot and TSI Monitor Register

REG

PLD PCI_PMC_XMC_MNTR - 0xFFDF001F

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Bit

7

6

5

 

4

 

3

2

1

0

 

 

 

 

 

 

 

 

 

 

 

Field

RSVD

RSVD

RSVD

 

RSVD

 

RSVD

BDFAIL_N

NORMAL_ENV

SCON

 

 

 

 

 

 

 

 

 

 

 

OPER

R

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

RESET

0

0

0

 

0

 

0

X

X

X

 

 

 

 

 

 

 

 

 

 

 

 

Field Description

 

 

 

 

 

 

 

 

 

BDFAIL_N

TSI148 BDFAIL_N Pin out

 

 

 

 

 

 

1

- No TSI Fail

 

 

 

 

 

 

 

0

- TSI Fail

 

 

 

 

 

NORMAL_ENV

Normal Environment Switch Indicator

 

 

 

 

 

1

- Use safe ENV

 

 

 

 

 

 

 

0

- Use normal ENV

 

 

 

 

SCON

 

System Controller Indicator

 

 

1 - System Controller

0- Non-system Controller

5.5.10PLD Boot Bank Register

The MVME2500 PLD provides an 8-bit register which is used to declare successful U-Boot loading, indicating the SPI boot bank priority and actual SPI bank it booted from.

Table 5-13 PLD Boot Bank Register

REG

PLD Boot Bank - 0xFFDF0050

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Bit

7

6

5

4

3

2

1

0

 

 

 

 

 

 

 

 

 

MVME2500 Installation and Use (6806800L01H)

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Image 89
Emerson MVME2500 manual PLD U-Boot and TSI Monitor Register, PLD Boot Bank Register