1. SLC-Aware IOC Magnet Functional Requirments
Introduction
Magnet Functions
VAX Magnet Functions
IOC Magnet Functions
Data Flow
Magnet Control Thread (mgntHdlr)
Periodic Update Thread (mgntAsync)
Super type Monitoring Threads
IOC Status – CSTR.MAGF
Alpha Standalones and magnets
Diagnostics
Conclusions
Alpha and Micro software modifications
What’s needed and what isn’t and what is new and improved
Loose ends

2. Alpha and IOC magnet software What will not be supported
Introduction
Alpha and IOC magnet software
What will not be supported
What will be supported
Db naming conventions
SLC) LX23.LGPS.1
EPICS) LX23:LGPS:1:<secn>

3. Magnet Functions VAX Functions Micro Functions Degauss
PS On/off (LGPS only at the moment)
Diagnostic Knobs (Not Supported)
Micro Functions
Calibrate - MGNT_CALB
Diagnostic Calibrate - MGNT_DCAL
Standardize - MGNT_STDZ
Perturb - MGNT_PTRB
Zero - MGNT_ZERO

4. Magnet Functions (Cont)
Check - MGNT_CHCK
Reset - MGNT_RSET (Not Supported)
Touchup - MGNT_TOUC
Trim - MGNT_TRIM
Dumb DAC output – MGNT_DAOC
IACT to IDES – MGNT__ACT

5. Data Flow

6. CSTR MAGF
Update the CSTR secondary MAGF for function code from the VAX and don’t have the terse flag set.
MGNT_STDZ
MGNT_CALB
MGNT_DCAL
MGNT_TRIM

7. PS On/Off functionality Handle generic CA requests with status return
Alpha Standalones
Access
New verbs
Degauss
PS On/Off functionality
Handle generic CA requests with status return

8. Diagnostics
Keep total number of units
Keep total number of units by primary
Keep error counters when function fails for a unit.
Keep number of control functions performed on a unit in the last hour,8hours and 24 hours

9. Conclusions