
Sierra M6
‐
2 SAS/SATA Protocol Analyzer User Manual
461
Appendix A
Creating a Pattern Generator File
You may use any text editor or word processor to create a pattern generator file (*.spg)
using the following conventions:
Key words
ALIGN, CONT, DMAT, EOF, HOLD, HOLDA, PMACK, PMNAK, PMREQ_P, PMREQ_S, R_ERR,
R_IP, R_OK, R_RDY, SOF, SYNC, WTRM, X_RDY, XXXX, LOOP, Enable, Disable, Host, Device,
Scramble, Role, END_OF_FILE.
Comment format
/*Comment text*/
Primitive definition format
To add an ALIGN primitive, use ALIGN or 27.3 10.2 10.2 K28.5
To add a CONT primitive, use CONT or 25.4 25.4 10.5 K28.3
Loop definition format
You may write a defined pattern into memory repeatedly by enabling a loop.
Loop definition allows either “Enable” or Disable”. To enable looping use: Loop=Enable
Scramble definition format
Scramble definition allows either “Enable” or Disable”. To enable scramble use:
Scramble=Enable
Role definition format
To specify SATA hardware role: Role=Host or Role=Device
END_OF_FILE definition
A pattern generator file must include END_OF_FILE as the last statement in the file.