Sync with reallity (USERCONFIG_BOOT option was removed long time ago)
mdoc(7)'fy
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Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=52253
@ -63,7 +63,7 @@ drive as a boot device.
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By default, a three-stage bootstrap is employed, and control is
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By default, a three-stage bootstrap is employed, and control is
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automatically passed from the boot blocks (bootstrap stages one and
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automatically passed from the boot blocks (bootstrap stages one and
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two) to a separate third-stage bootstrap program,
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two) to a separate third-stage bootstrap program,
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.Pa loader .
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.Xr loader 8 .
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This third stage provides more sophisticated control over the booting
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This third stage provides more sophisticated control over the booting
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process than it is possible to achieve in the boot blocks, which are
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process than it is possible to achieve in the boot blocks, which are
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constrained by occupying limited fixed space on a given disk or slice.
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constrained by occupying limited fixed space on a given disk or slice.
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@ -79,7 +79,7 @@ or by hitting a key during a brief pause (while one of the characters
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or
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or
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.Dv /
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.Dv /
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is displayed) before
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is displayed) before
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.Pa loader
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.Xr loader 8
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is invoked. Booting will also be attempted at stage two, if the
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is invoked. Booting will also be attempted at stage two, if the
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third stage cannot be loaded.
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third stage cannot be loaded.
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.Pp
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.Pp
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@ -146,7 +146,9 @@ By convention, only partition
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contains a bootable image. If sliced disks are used
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contains a bootable image. If sliced disks are used
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.Pq Dq fdisk partitions ,
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.Pq Dq fdisk partitions ,
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any slice can be booted from, with the default being the active slice
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any slice can be booted from, with the default being the active slice
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or, otherwise, the first FreeBSD slice.
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or, otherwise, the first
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.Fx
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slice.
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.It filename
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.It filename
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The pathname of the file to boot (relative to the root directory
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The pathname of the file to boot (relative to the root directory
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on the specified partition). Defaults to
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on the specified partition). Defaults to
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@ -162,7 +164,8 @@ ask for the device to mount as as the root file system.
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boot from CDROM.
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boot from CDROM.
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.It Fl c
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.It Fl c
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run UserConfig to modify hardware parameters for the loaded
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run UserConfig to modify hardware parameters for the loaded
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kernel. If the kernel was built with the USERCONFIG_BOOT option,
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kernel. If the kernel was built with one of USERCONFIG,
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INTRO_USERCONFIG, VISUAL_USERCONFIG options,
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remain in UserConfig regardless of any
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remain in UserConfig regardless of any
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.Ic quit
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.Ic quit
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commands present in the script.
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commands present in the script.
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@ -261,8 +264,8 @@ typical non-default kernel (optional)
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.Sh DIAGNOSTICS
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.Sh DIAGNOSTICS
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When disk-related errors occur, these are reported by the second-stage
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When disk-related errors occur, these are reported by the second-stage
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bootstrap using the same error codes returned by the BIOS, for example
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bootstrap using the same error codes returned by the BIOS, for example
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``Disk error 0x1 (lba=0x12345678)''. Here is a partial list of these
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.Dq Disk error 0x1 (lba=0x12345678) .
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error codes:
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Here is a partial list of these error codes:
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.Bl -tag -width "0x80" -compat
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.Bl -tag -width "0x80" -compat
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.It 0x1
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.It 0x1
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Invalid argument
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Invalid argument
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