System Configuration
FORCE OpenBoot Enhancements
Page 102
SPARC/CPCI-52x(G)
7.1
System Configuration
This section consists of the following parts:
•
section 7.1.1 “System Configuration Register Accesses” on page 102,
•
section 7.1.2 “LEDs, Seven Segment Display and Rotary Switch” on
page 106,
•
section 7.1.3 “ID PROM” on page 107,
•
section 7.1.4 “Viewing the Switch Status
and Controlling the Temperature Sensors” on page 108,
•
and section 7.1.5 “PCI-Probing – NVRAM Configuration Variables”
on page 109.
7.1.1
System Configuration Register Accesses
The following commands are available to read data from and store data in
the System Configuration Registers.
led1-ctrl@
( — byte ) returns the contents – an 8-bit data – of the First User LED Control
Register.
led1-ctrl!
( byte — ) stores the 8 bit data byte in the First User LED Control Register.
led2-ctrl@
( — byte ) returns the contents – an 8-bit data – of the Second User LED Con-
trol Register.
led2-ctrl!
( byte — ) stores the 8 bit data byte in the Second User LED Control Register.
idprom-ctrl@
( — byte ) returns the contents – an 8-bit data – of the IDPROM Control
Register.
idprom-ctrl!
( byte — ) stores the 8 bit data byte in the IDPROM Control Register.
rotary-switch-stat@
( — byte ) returns the contents – an 8-bit data – of the Rotary
Switch Status Register.
boot-rom-size-ctrl@
( — byte ) returns the contents – a 2-bit data – of the Boot ROM
Size Control Register.
boot-rom-size-ctrl!
( byte — ) stores the 2-bit data in the Boot ROM Size Control
Register.
user-rom-size-ctrl@
( — byte ) returns the contents – a 2-bit data – of the User ROM
Size Control Register.
Summary of Contents for SPARC/CPCI-520G
Page 6: ...Contents Page iv SPARC CPCI 52x G...
Page 14: ...Using This Manual Page xii SPARC CPCI 52x G...
Page 18: ...Page 4 SPARC CPCI 52x G...
Page 20: ...Introduction Page 6 SPARC CPCI 52x G...
Page 24: ...Ordering Information Introduction Page 10 SPARC CPCI 52x G...
Page 58: ...OpenBoot Firmware Base 520 G Installation Page 44 SPARC CPCI 52x G...
Page 66: ...OpenBoot Firmware Base 520 G Installation Page 52 SPARC CPCI 52x G...
Page 102: ...Ethernet and EBus2 Devices PCIO Hardware Description Page 88 SPARC CPCI 52x G...
Page 114: ...PMC Slots with Busmode Support Hardware Description Page 100 SPARC CPCI 52x G...
Page 134: ......
