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Memory Maps and Registers
MVME2500 Installation and Use (6806800L01H)
89
5.5.9 PLD 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.
5.5.10 PLD 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 5-12 PLD U-Boot and TSI Monitor Register
REG PLD PCI_PMC_XMC_MNTR - 0xFFDF001F
Bit765432 1 0
Field RSVD RSVD RSVD RSVD RSVD BDFAIL_N NORMAL_ENV SCON
OPER R
RESET00000X 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
Table 5-13 PLD Boot Bank Register
REG PLD Boot Bank - 0xFFDF0050
Bit76543210