Appendix D
OpenBoot Firmware
D-7
8, Serial Port B
This runs only when
diag-level
is set to
max
.
9, NVRAM
Simply reads and writes patterns to free space in the NVRAM module.
10, RAS
(Referred to as ASM.) Active when
env-monitor
is
enabled
or
enabled-with-fans
.
14, Toggle Script-Debug
OBdiag enters verbose or quiet mode.
15, Enable External Loopback Tests
Not implemented.
16, Disable External Loopback Tests
Not implemented.
D.6
Entering the OBP Environment
You can enter the OpenBoot environment in any of the following ways:
■
Halt the operating system by becoming a super user and then enter
sync<cr>
■
Execute the following keystroke commands:
■
Stop-A
from a Sun keyboard
■
BREAK
from an ASCII terminal
■
~#
from a tip window
■
Control-Break
from a PS/2 keyboard
Summary of Contents for SPARCengine Ultra AXi
Page 8: ...viii SPARCengine Ultra AXi OEM Technical Manual May 1999...
Page 16: ...xvi Contents...
Page 20: ...xx Figures...
Page 32: ...1 10 SPARCengine Ultra AXi OEM Technical Manual May 1999...
Page 48: ...2 16 SPARCengine Ultra AXi OEM Technical Manual May 1999...
Page 62: ...3 14 SPARCengine Ultra AXi OEM Technical Manual May 1999...
Page 94: ...A 28 SPARCengine Ultra AXi OEM Technical Manual May 1999...
Page 105: ...Appendix B Mechanical Drawings B 11 FIGURE B 12 UltraSPARC IIi Pin Fin Heatsink Module 270 MHz...
Page 164: ...E 12 SPARCengine Ultra AXi OEM Technical Manual May 1999...
Page 174: ...Index 4...