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Diffstat (limited to 'distrib/notes/cats/prep')
| -rw-r--r-- | distrib/notes/cats/prep | 61 |
1 files changed, 40 insertions, 21 deletions
diff --git a/distrib/notes/cats/prep b/distrib/notes/cats/prep index 2d501520f18..8175f807150 100644 --- a/distrib/notes/cats/prep +++ b/distrib/notes/cats/prep @@ -1,4 +1,4 @@ -dnl $OpenBSD: prep,v 1.2 2004/02/08 23:12:14 miod Exp $ +dnl $OpenBSD: prep,v 1.3 2004/02/13 11:00:24 miod Exp $ To be able to boot the OpenBSD/MACHINE installation program, you will need to acquire some limited knowledge of ABLE Firmware, the low-level process that controls the microprocessor after hardware initialization @@ -9,33 +9,52 @@ A complete documentation on the ABLE firmware is available from Simtec at the following URL: http://www.simtec.co.uk/products/SWABLE/files/able-doc-allset/ + +** Note! + You will need ABLE version 1.89 or better in order to be able + to boot OpenBSD/MACHINE. Firmware updates are available from + Simtec at the following URL: + http://www.simtec.co.uk/products/EB110ATX/resources.html + + For convenience, a few ABLE commands are described below: -boot (hd0)bsd - boot the ELF file 'bsd' from the disk partition identified - by firmware as hd0. + boot (hd0)bsd + loads and boots the ELF file 'bsd' from the disk partition + identified by firmware as hd0. -nvset variable value - sets a firmware environment variable. + nvset variable value + sets a firmware environment variable. -nvsave - saves all variable changes to non-volatile memory. + nvsave + saves all variable changes to non-volatile memory. -nvclear - restores environment variables defaults. + nvclear + restores environment variables defaults. The following environment variables control the system startup: -boot.auto - when set to "true" (which is its default value), the system will - attempt to execute the command set in the "boot.cmd" variable - after "boot.timeout" seconds. -boot.cmd - command used to auto-boot, such as "boot (hd0)bsd" to boot the - bsd kernel from the first hard disk drive. -boot.timeout - delay until the system boots, in seconds - -dnl XXX arguments to kernel + boot.auto + when set to "true" (which is its default value), the + system will attempt to execute the command set in the + "boot.cmd" variable after "boot.timeout" seconds, unless + the boot process is interrupted by a keypress. + + boot.cmd + command used to auto-boot, such as "boot (hd0)bsd" to + boot the bsd kernel from the first hard disk partition. + + boot.timeout + delay until the system boots, in seconds. + +Arguments to the kernel are not passed on the commandline. You can check +and modify these arguments with the following commands: + + showargs + displays the current arguments string. + + setargs value + sets the arguments string. + dnl dnl XXX bootable partitions |