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iv Netra CP2500 Board Programming Guide • March 2007
Warning Temperature Response at OpenBoot PROM 33
Critical Temperature Response at OpenBoot PROM 33
Using the show-sensors Command at the OpenBoot PROM 34
Environmental Monitoring Application Programming 34
Reading Temperature Sensor States Using the PICL API 35
Using a Configuration File for Sensor Information 36
Solaris Driver Interface 36
Sample Application Program 37
Reading the CPU Temperature and Environmental Limits 41
3. User Flash 43
User Flash Usage and Implementation 43
User Flash Driver 44
OpenBoot PROM Device Tree and Properties 44
User Flash Device Files 45
Interface (Header) File 45
Application Programming Interface 45
Structures to Use in IOCTL Arguments 46
PROM Information Structure 46
User Flash User Interface Structure 47
Errors 47
Example Programs 47
Read Example Program 48
Write Example Program 49
Block Erase Example Program 51
Sample User Flash Application Program 53
Index 59