| auto | Start Automatic Bootup |
| boot [-f FILE] [-n] [ARG...] | boot machine, optionally select a file and/or arguments like single user mode |
| cat FILE... | List contents of FILE |
| ctrs | Network Counters |
| d [-(b|h|w)] ADDR VAL | Deposit data ("poke") |
| disable DEV | Disable console device With no parameters it shows all enabled console devices tty(n)|crt(0) |
| dump [-(b|h|w)] [-(o|d|u|x|c|B)] RNG | Dump memory to screen |
| e [-(b|h|w)] ADDR | Examine memory ("peek") |
| enable DEV | Enable Device With no parameters it shows all enabled console devices (?!!!) tty(n)|crt(0) |
| fill [-(b|h|w)] [-v VAL] RNG | Fill Memory range with values |
| go [PC] | Jump to memory location |
| help [CMD] | Show help for a command |
| ? [CMD] | Same as help |
| init | Initialize/clear memory |
| printenv [EVAR...] | Print NVRAM variable contents |
| passwd -(c|s|u) | Must be the firmware password setting command... More data will be available as I find out about it. I suppose -c is clear, -s is superviser, -u is user? |
| scsi | scsi commands? pb rs ri sp sr |
| setenv EVAR STR | Set NVRAM variable to new value |
| t [ARG...] | Run diagnostic |
| test [ARG...] | Run diagnostic -c ... show peripheral configuration |
| unsetenv EVAR | Clear NVRAM variable |
| warm | Warm Reboot |
NVRAM Variables
| Variable | Description | Default | |
|---|---|---|---|
| bootmode | Boot Mode on startup... 'a' = Automatic, blank or '*' = drop to boot prompt on cold boot, 'd' Reset w/o selftest, 'r' restart. 'd' and 'r' are most likely for diagnostics. | a | |
| bootdev | Boot device for automatic startup example: rz(0,1,0)netbsd Boot file 'netbsd' on SCSI disk ID 1 | User Defined, blank (no auto boot) on default | |
| baud2 | Modem port default Baud Rate | 1200 | |
| baud3 | Printer port default Baud Rate | 9600 | |
| console | Console device 0 (Autodetect, use Framebuffer/Keyboard if they exist, remember machine wont boot without keyboard and mouse) 1 Force CRT/mouse 4 Force modem console 8 (Printer port Serial Console) 9 Both display + serial console. | 0 | |
| kbd | Keyboard Type (1 through 16). 4 is LK201 | 4 | |
| scsiid0 | SCSI ID for SII (Bus 0) | 7 | |
| systype | Read from R2000, read-only | 0x82012001 | |
| bitmap | Bad/Good memory bitmap location | 0xa000fcc0 | |
| bitmaplen | Size of good/bad memory map location | 0xc0 | |
| inetaddr | IP addr for tftp | 0 | |
| osconsole | Tells what console OS should use, automatically set by firmware, useful when 'console' is set to 0 to autodetect. Code matches 'console' settings above. | 1 |