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freebsd-dev/sys/boot/forth/menu-commands.4th
Devin Teske 91771b69c4 Solve dreaded "dictionary full" issue by segregating words into new 
vocabularies delay-processing, password-processing, version-processing,
frame-drawing, menu-infrastructure, menu-namespace, menu-command-helpers,
and menusets-infrastructure. The net effect is to remove almost 200
definitions from the main forth vocabulary reducing the dictionary size
by over 50%. The chances of hitting "dictionary full" should be greatly
reduced by this patch.

MFC after:	3 days
X-MFC-to:	stable/10
2015-04-01 01:54:28 +00:00

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7.1 KiB
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\ Copyright (c) 2006-2015 Devin Teske <dteske@FreeBSD.org>
\ All rights reserved.
\
\ Redistribution and use in source and binary forms, with or without
\ modification, are permitted provided that the following conditions
\ are met:
\ 1. Redistributions of source code must retain the above copyright
\ notice, this list of conditions and the following disclaimer.
\ 2. Redistributions in binary form must reproduce the above copyright
\ notice, this list of conditions and the following disclaimer in the
\ documentation and/or other materials provided with the distribution.
\
\ THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
\ ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
\ IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
\ ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
\ FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
\ DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
\ OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
\ HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
\ LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
\ OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
\ SUCH DAMAGE.
\
\ $FreeBSD$
marker task-menu-commands.4th
include /boot/menusets.4th
only forth definitions
variable kernel_state
variable root_state
0 kernel_state !
0 root_state !
also menu-namespace also menu-command-helpers
\
\ Boot
\
: init_boot ( N -- N )
dup
s" boot_single" getenv -1 <> if
drop ( n n c-addr -- n n ) \ unused
toggle_menuitem ( n n -- n n )
s" set menu_keycode[N]=115" \ base command to execute
else
s" set menu_keycode[N]=98" \ base command to execute
then
17 +c! \ replace 'N' with ASCII numeral
evaluate
;
\
\ Alternate Boot
\
: init_altboot ( N -- N )
dup
s" boot_single" getenv -1 <> if
drop ( n c-addr -- n ) \ unused
toggle_menuitem ( n -- n )
s" set menu_keycode[N]=109" \ base command to execute
else
s" set menu_keycode[N]=115" \ base command to execute
then
17 +c! \ replace 'N' with ASCII numeral
evaluate
;
: altboot ( N -- NOTREACHED )
s" boot_single" 2dup getenv -1 <> if
drop ( c-addr/u c-addr -- c-addr/u ) \ unused
unsetenv ( c-addr/u -- )
else
2drop ( c-addr/u -- ) \ unused
s" set boot_single=YES" evaluate
then
0 boot ( state -- )
;
\
\ ACPI
\
: acpi_enable ( -- )
s" set acpi_load=YES" evaluate \ XXX deprecated but harmless
s" set hint.acpi.0.disabled=0" evaluate
s" loader.acpi_disabled_by_user" unsetenv
;
: acpi_disable ( -- )
s" acpi_load" unsetenv \ XXX deprecated but harmless
s" set hint.acpi.0.disabled=1" evaluate
s" set loader.acpi_disabled_by_user=1" evaluate
;
: toggle_acpi ( N -- N TRUE )
\ Make changes effective _before_ calling menu-redraw
acpienabled? if
acpi_disable
else
acpi_enable
then
menu-redraw
TRUE \ loop menu again
;
\
\ Safe Mode
\
: safemode_enabled? ( -- flag )
s" kern.smp.disabled" getenv -1 <> dup if
swap drop ( c-addr flag -- flag )
then
;
: safemode_enable ( -- )
s" set kern.smp.disabled=1" evaluate
s" set hw.ata.ata_dma=0" evaluate
s" set hw.ata.atapi_dma=0" evaluate
s" set hw.ata.wc=0" evaluate
s" set hw.eisa_slots=0" evaluate
s" set kern.eventtimer.periodic=1" evaluate
s" set kern.geom.part.check_integrity=0" evaluate
;
: safemode_disable ( -- )
s" kern.smp.disabled" unsetenv
s" hw.ata.ata_dma" unsetenv
s" hw.ata.atapi_dma" unsetenv
s" hw.ata.wc" unsetenv
s" hw.eisa_slots" unsetenv
s" kern.eventtimer.periodic" unsetenv
s" kern.geom.part.check_integrity" unsetenv
;
: init_safemode ( N -- N )
safemode_enabled? if
toggle_menuitem ( n -- n )
then
;
: toggle_safemode ( N -- N TRUE )
toggle_menuitem
\ Now we're going to make the change effective
dup toggle_stateN @ 0= if
safemode_disable
else
safemode_enable
then
menu-redraw
TRUE \ loop menu again
;
\
\ Single User Mode
\
: singleuser_enabled? ( -- flag )
s" boot_single" getenv -1 <> dup if
swap drop ( c-addr flag -- flag )
then
;
: singleuser_enable ( -- )
s" set boot_single=YES" evaluate
;
: singleuser_disable ( -- )
s" boot_single" unsetenv
;
: init_singleuser ( N -- N )
singleuser_enabled? if
toggle_menuitem ( n -- n )
then
;
: toggle_singleuser ( N -- N TRUE )
toggle_menuitem
menu-redraw
\ Now we're going to make the change effective
dup toggle_stateN @ 0= if
singleuser_disable
else
singleuser_enable
then
TRUE \ loop menu again
;
\
\ Verbose Boot
\
: verbose_enabled? ( -- flag )
s" boot_verbose" getenv -1 <> dup if
swap drop ( c-addr flag -- flag )
then
;
: verbose_enable ( -- )
s" set boot_verbose=YES" evaluate
;
: verbose_disable ( -- )
s" boot_verbose" unsetenv
;
: init_verbose ( N -- N )
verbose_enabled? if
toggle_menuitem ( n -- n )
then
;
: toggle_verbose ( N -- N TRUE )
toggle_menuitem
menu-redraw
\ Now we're going to make the change effective
dup toggle_stateN @ 0= if
verbose_disable
else
verbose_enable
then
TRUE \ loop menu again
;
\
\ Escape to Prompt
\
: goto_prompt ( N -- N FALSE )
s" set autoboot_delay=NO" evaluate
cr
." To get back to the menu, type `menu' and press ENTER" cr
." or type `boot' and press ENTER to start FreeBSD." cr
cr
FALSE \ exit the menu
;
\
\ Cyclestate (used by kernel/root below)
\
: init_cyclestate ( N K -- N )
over cycle_stateN ( n k -- n k addr )
begin
tuck @ ( n k addr -- n addr k c )
over <> ( n addr k c -- n addr k 0|-1 )
while
rot ( n addr k -- addr k n )
cycle_menuitem
swap rot ( addr k n -- n k addr )
repeat
2drop ( n k addr -- n )
;
\
\ Kernel
\
: init_kernel ( N -- N )
kernel_state @ ( n -- n k )
init_cyclestate ( n k -- n )
;
: activate_kernel ( N -- N )
dup cycle_stateN @ ( n -- n n2 )
dup kernel_state ! ( n n2 -- n n2 ) \ copy for re-initialization
48 + ( n n2 -- n n2' ) \ kernel_state to ASCII num
s" set kernel=${kernel_prefix}${kernel[N]}${kernel_suffix}"
36 +c! ( n n2 c-addr/u -- n c-addr/u ) \ 'N' to ASCII num
evaluate ( n c-addr/u -- n ) \ sets $kernel to full kernel-path
;
: cycle_kernel ( N -- N TRUE )
cycle_menuitem \ cycle cycle_stateN to next value
activate_kernel \ apply current cycle_stateN
menu-redraw \ redraw menu
TRUE \ loop menu again
;
\
\ Root
\
: init_root ( N -- N )
root_state @ ( n -- n k )
init_cyclestate ( n k -- n )
;
: activate_root ( N -- N )
dup cycle_stateN @ ( n -- n n2 )
dup root_state ! ( n n2 -- n n2 ) \ copy for re-initialization
48 + ( n n2 -- n n2' ) \ root_state to ASCII num
s" set root=${root_prefix}${root[N]}${root_suffix}"
30 +c! ( n n2 c-addr/u -- n c-addr/u ) \ 'N' to ASCII num
evaluate ( n c-addr/u -- n ) \ sets $root to full kernel-path
;
: cycle_root ( N -- N TRUE )
cycle_menuitem \ cycle cycle_stateN to next value
activate_root \ apply current cycle_stateN
menu-redraw \ redraw menu
TRUE \ loop menu again
;
\
\ Menusets
\
: goto_menu ( N M -- N TRUE )
menu-unset
menuset-loadsetnum ( n m -- n )
menu-redraw
TRUE \ Loop menu again
;
\
\ Defaults
\
: set_default_boot_options ( N -- N TRUE )
acpi_enable
safemode_disable
singleuser_disable
verbose_disable
2 goto_menu
;
only forth definitions
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