NVRAM Variables

Variable	Default	Description
`auto-boot?`	`true`	The system starts up automatically after power-on or reset if `auto-boot?` is `true`. If it is set to false, the system stops at the OpenBoot prompt (`ok`) after power-on or reset.
`boot-command`	`boot`	The command that is executed if `auto-boot?` is `true`.
`boot-device`	`disk` or `net`	The device from which to start up.
`boot-file`	Empty string	Arguments passed to the started program.
`diag-device`	`net`	The diagnostic startup source device.
`diag-file`	Empty string	Arguments passed to the startup program in diagnostic mode.
`diag-switch?`	`false`	Whether to run in diagnostic mode.
`fcode-debug?`	`false`	Whether name fields are included for plug-in device FCodes.
`input-device`	`keyboard`	A console input device (usually `keyboard`, `ttya`, or `ttyb`).
`nvramrc`	Empty	The contents of NVRAMRC.
`oem-banner`	Empty string	A custom original equipment manufacturer (OEM) banner (enabled with `oem-banner? true`).
`oem-banner?`	`false`	If `true`, use custom OEM banner.
`oem-logo`	No default	A byte array custom OEM logo (enabled with `oem-logo? true`). Displayed in hexadecimal.
`oem-logo?`	`false`	If `true`, use custom OEM logo; otherwise, use the Sun logo.
`output-device`	`screen`	A console output device (usually `screen`, `ttya`, or `ttyb`).
`sbus-probe-list`	`0123`	Which SBus slots to probe and in what order.
`screen-#columns`	`80`	The number of onscreen columns (characters/line).
`screen-#rows`	`34`	The number of onscreen rows (lines).
`security-#badlogins`	No default	The number of incorrect security password attempts.
`security-mode`	`none`	The firmware security level (options: `none`, `command`, or `full`).
`security-password`	No default	The firmware security password (which is never displayed).
`use-nvramrc?`	`false`	If `true`, execute commands in NVRAMRC during system startup.

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Last modified: February 28, 2008