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System Status Register 1
http://www.motorola.com/computer/literature 1-11
1
System Status Register 1
The MVME6100 board System Status Register 1 is a read-only register
used to provide board status information.
REF_CLK
Reference clock. This bit reflects the current state of the 28.8 KHz
reference clock derived from the 1.8432 MHz UART oscillator divided
by 64. This clock may be used as a fixed timing reference.
BANK_SEL
Boot Flash bank select. This bit reflects the current state of the boot
Flash bank select jumper. A cleared condition indicates that Flash bank
A is the boot bank. A set condition indicates that Flash B is the boot
bank.
SAFE_START
ENV safe start. This bit reflects the current state of the ENV safe start
select jumper. A set condition indicates that MOTLoad should provide
the user the capability to select which Boot Image is used to boot the
board, cleared MOTLoad should proceed with the first boot image
found.
Table 1-7. System Status Register 1
REG System Status Register 1- 0xF1100000
BIT 7654321 0
FIELD
REF_CLK
BANK_SELECT
SAFE_START
ABORT_L
FLASH_BSY_L
FUSE_STAT
SROM_INIT
RSVD
OPER R
RESET XXXX1 1 X 0