System Startup, Configuration, and Shutdown Reference Manual (32650-90892)

204 AppendixC
Reading Stable Storage and Nonvolatile Memory
Reading Nonvolatile Memory (NVM)
Reading Nonvolatile Memory (NVM)
(Not applicable to N-Class and A-Class ) NVM stores system activity parameters,
including a circular queue of the last six ISL utilities executed, which is useful as a
diagnostic aid in the event of a system crash or failure.
NVM contains initialization information in a 92-byte block starting at decimal byte
address 36. NVM stores this information as shown in Figure C-2..
Figure C-2. NVM Contents
To read an NVM location, enter the ISL READNVM command and enter the hexadecimal or