; Copyright (c) 2009, <Lrz>
; All rights reserved.
;
; Redistribution and use in source and binary forms, with or without
; modification, are permitted provided that the following conditions are met:
; * Redistributions of source code must retain the above copyright
; notice, this list of conditions and the following disclaimer.
; * 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.
; * Neither the name of the <organization> nor the
; names of its contributors may be used to endorse or promote products
; derived from this software without specific prior written permission.
;
; THIS SOFTWARE IS PROVIDED BY Alexey Teplov aka <Lrz> ''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 <copyright holder> 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.
;*****************************************************************************
;òóò ðàñïîëîãàåòñÿ ìîäóëü ñ ïîìîùüþ êîòîðîãî áóäóò ïàðñèòüñÿ âñå îñòàëüíûå ñåêöèè
color_sym_black equ 0
color_sym_blue equ 1
color_sym_green equ 2
color_sym_turquoise equ 3
color_sym_red equ 4
color_sym_lightgray equ 7
color_sym_lightblue equ 9
color_sym_lettuce equ 10
color_sym_pink equ 12
color_sym_yellow equ 14
macro use_any_sec
{
;óçíàåì ðàáîòó ïðåäûäóùåãî øàãà ò.å. ÷åìó = timeout, åñëè îí 0, òî âèçóàëüíàÿ ÷àñòü íå áóäåò îòîáðàæåíà íà äèñïëåå ñ âûáîðîì çàãðóçî÷íûõ ñåêöèé.
;èíà÷å ìû åå äîëæíû îòîáðàçèòü è æäàòü çàÿâëåíîå âðåìÿ äëÿ âûáîðà è êîíèãóðèðîâàíèÿ ïóêíêòîâ ñåêöèè îò ïîëüçîâàòåëÿ.
if DEBUG
pusha
mov ax,word [value_timeout] ;èäåò ïðîâåðêà íà íàëè÷åå çíà÷åíèÿ timeout, äëÿ áîëåå áûñòðîé ðàáîòû, ýòîò ïàðàìåòð äîëæåí áûòü óæå îáðàáîòàí,ò.å. â ýòîì ñëó÷àå ïðè åãî =0 áóäåò ñôîðìèðîâàí óêàçàòåëü òîëüêî íà äåôîëòíóþ ñåêöèþ, èíà÷å èíôîðìàöèÿ áóäåò ñîáðàíà ïî âñåì ñåêöèÿì è ñîñòàâëåíû óêàçàòåëè â áëîêå ïàìÿòè
; mov ax,cx
mov cx,0x0a
mov di,show_db1
mov dword[ds:di],' '
mov word [ds:di+4],' '
call decode
;Show size
mov si,show_db1
call printplain
;
popa
end if
test ax,ax
jz .parse_run_only
;îòîáðàçèì ïîëíûé ñïèñîê âñåõ íàéäåíûõ ñåêöèé.
if DEBUG
pusha
mov si,show_all_sect
call printplain
popa
end if
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
mov al, 0xf6 ; Ñáðîñ êëàâèàòóðû, ðàçðåøèòü ñêàíèðîâàíèå
out 0x60, al
xor cx, cx
.wait_loop: ; variant 2
; reading state of port of 8042 controller
in al, 64h
and al, 00000010b ; ready flag
; wait until 8042 controller is ready
loopnz .wait_loop
; set keyboard typematic rate & delay
mov al, 0xf3
out 0x60, al
xor cx, cx
@@:
in al, 64h
test al, 2
loopnz @b
mov al, 0
out 0x60, al
xor cx, cx
@@:
in al, 64h
test al, 2
loopnz @b
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
; get start time
call gettime
mov dword [start_timer],eax
mov word [timer_],newtimer
mov word [timer_+2],cs
;óñòàíîâèòü ñâîå ïðåðûâàíèå íà òàéìåð ò.å. êîä áóäåò ïåððûâàòüñÿ ~18 ðàç â ñåê è ïåðåõîäèòü íà îáðàáîò÷èê
cli
push 0
pop es
push dword [es:8*4]
pop dword [old_timer]
push dword [timer_]
pop dword [es:8*4]
sti
;ïðîöåäóðà ôîðìèðîâàíèÿ áóôåðà äëÿ ñêðîëèíãà ñåêöèé
;if DEBUG
; pusha
; mov ax,point_default
; mov ax,cx
; mov cx,0x0a
; mov di,show_db1
; mov dword[ds:di],' '
; mov word [ds:di+4],' '
; call decode
;Show size
; mov si,show_db1
; call printplain
;
; xor ax,ax
; int 0x16
; popa
;end if
;;;;;;;;;;;;;ðàçìåð ïðåäûäóùåé ñåöèè óñòàíîâèì =0
mov save_descript_size,18
;îòîáðàçèòü black screen
show_bl_sc ;es=0xb800
.show_all_scr:
get_frame_buffer ;es=0x2000
;îòîáðàæåíèå ñåêöèé
call show_bl_sc_sect ;es=0xb800
;îòîáðàçèòü àêòèâíûé êóðñîð
.show_active_cursor:
show_act_cursor
show_descript ;ìàêðîñ ïî îòîáðàæåíèþ îïèñàíèÿ ñåêöèè
;îòîáðàçèòü Press any key ....
mov eax,dword [old_timer]
cmp eax,dword [timer_]
jz .interrupt_16
show_timer_message
mov word [start_stack],sp
.interrupt_16:
xor ax,ax ;ïîëó÷èì èíôîðìàöèþ î òîì ÷òî íàæàòî
int 0x16
;check on change
mov ebx,dword [old_timer]
cmp ebx,dword [timer_]
jz @f
;restore timer interrupt
cli
push 0
pop es
; mov eax,dword [old_timer] ; âîññòàíîâèì ïðåæäíåå ïðåðûâàíèå
mov [es:8*4],ebx
mov dword [timer_],ebx
sti
push ax
clear_timer_msg
pop ax
@@:
call clean_active_cursor ;clean old cursor ;es=0xb800
cmp ah,0x48 ;ðåàêöèÿ ñèñòåìû íà ñîáûòèÿ
jz .up
cmp ah,0x50
jz .down
cmp ah,0x49
jz .pgup
cmp ah,0x51
jz .pgdown
cmp ah,0x47
jz .home
cmp ah,0x4f
jz .end
cmp al,0xD
jnz .show_active_cursor
jmp .end_show_all ;ïàðñèíã ñåêöèè êîòîðàÿ óêàçàíà â point_default
.up:
mov si,point_to_point_def ;çíà÷åíèå óêàçàòåëÿ
add si,2
lea ax,point_to_hframe
cmp si,ax
ja @f
mov point_to_point_def,si
mov ax,[si]
mov point_default,ax
jmp .show_active_cursor
@@:
call find_before_sect
jmp .show_all_scr
.down:
mov si,point_to_point_def ;çíà÷åíèå óêàçàòåëÿ
mov ax,point_to_eframe ;óêàçàòåëü íà ïîñëåäíèé ýëåìåíò
sub si,2
cmp si,ax
jb @f
mov point_to_point_def,si
mov ax,[si]
mov point_default,ax
jmp .show_active_cursor
@@: call find_next_sect
jmp .show_all_scr
.pgup:
mov cx,size_show_section
@@:
push cx
call find_before_sect
pop cx
loop @b
jmp .show_all_scr
.pgdown:
mov cx,size_show_section
@@:
push cx
call find_next_sect
pop cx
loop @b
jmp .show_all_scr
.home:
xor di,di
call find_next_sect.h
jmp .show_all_scr
.end:
mov di,save_cx
call find_before_sect.e
jmp .show_all_scr
; òóò ìû áóäåì ïàðñèòü òîëüêî äåôîëòíóþ ñåêöèþ è âûïîëíÿòü åå íè÷åãî íå ïðåäëàãàÿ ïîëüçîâàòåëþ èç äèàëîãîâ.
.parse_run_only:
if DEBUG
pusha
mov si,no_show_only_w
call printplain
popa
end if
.end_show_all:
}
;show black screen SL
macro show_bl_sc
{
;;;;;;;;;;;;;;;
;î÷èñòèì ýêðàí è âûâåäåì ìåíþ
; draw frames
xor ax,ax
if DEBUG
mov ax,0x0720
end if
push 0xb800
pop es
xor di, di
; draw top
mov cx, 25 * 80
rep stosw
;;;;;;;;;;;;;;;;;;;;;;; show 'Secondary Loader v0.xxx'
mov di,164
mov si,version
mov cx,version_end-version
mov ah,color_sym_yellow
@@:
lodsb
stosw
loop @b
;;;;;;;;;;;;;;;;;;;;;;; show firm ))
mov di,(2*160-(2*(soft_mes_end-soft_mes+4))) ;286
mov ah,color_sym_pink;color_sym_red
mov al,'K'
stosw
mov al,' '
stosw
mov ah,color_sym_lightgray;color_sym_lightblue;color_sym_pink
mov si,soft_mes
mov cx,soft_mes_end- soft_mes
@@:
lodsb
stosw
loop @b
;;;;;;;;;;;;;;;;;;;;;;; show '__________________________'
mov di,480
mov ah,color_sym_yellow
mov al,'Ä'
mov cx,61
rep stosw
;;;;;;;;;;;;;;;;;;;;;;; show 'Select section'
mov di,804
mov si,select_section
mov cx,select_section_end - select_section
mov ah,color_sym_lightgray
@@:
lodsb
stosw
loop @b
;;;;;;;;;;;;;;;;;;;;;;; show 'Section description'
mov di,880
mov si,section_description
mov cx,section_description_end - section_description
; mov ah,color_sym_lightgray
@@:
lodsb
stosw
loop @b
}
macro show_timer_message
{
;;;;;;;;;;;;;;;;;;;;; show Press any key
;;;;;;;;;;;;;;;;;;;;; show ramk
xor ax,ax
mov di,3360
mov cx,80*4
rep stosw
mov di,3362
mov ah,color_sym_pink
mov al,0xDA
stosw
mov al,0xc4
mov cx,76
rep stosw
mov al,0xBF
stosw
add di,4
mov al,0xb3
stosw
add di,152
stosw
add di,4
stosw
add di,152
stosw
add di,4
mov al,0xc0
stosw
mov al,0xc4
mov cx,76
rep stosw
mov al,0xd9
stosw
;;;;;;;;;;;;;;;;;;;;;;;;ramk is complete show
;show first message
mov si,start_msg
mov cx,start_msg_e-start_msg
mov di,3526
@@:
lodsb
stosw
loop @b
;;;;;;;;;;;;;;;;;;;; show press Enter to....
add di,44
mov si,time_msg
mov cx,time_msg_e-time_msg
@@:
lodsb
stosw
loop @b
}
macro get_frame_buffer
{
mov cx,save_cx ;it's placed size of ini file
les di,dword [file_data]
mov si,di ;point frame
mov bx,cx
mov dx,size_show_section
; mov point_to_hframe,di ; âíåñåì çíà÷åíèå, òàê ïîäñòðàõîâêà íå áîëåå
mov al,byte [es:di]
push word .first_ret_bl_sc
cmp al,' '
jz .first_bl_sc
jmp get_firs_sym.not_space
.first_bl_sc:
jmp get_firs_sym.first_sp
.start_hbl:
call get_firs_sym ;get first symbol on new line
test cx,cx
jz error.correct_exit_bl ;critical error not found default point it's not possible because it's param chacking before
cmp al,'['
jnz .start_hbl
mov si,di ;point frame
mov bx,cx
mov dx,size_show_section
jmp .analisist_al
.start_bl:
call get_firs_sym ;get first symbol on new line
.first_ret_bl_sc: ;ïåðâûé âîçâðàò
test cx,cx
jz error.correct_exit_bl ;critical error not found default point it's not possible because it's param chacking before
.analisist_al:
cmp al,'['
jnz .start_bl
;ïðîñìàòðèâàåì ini ôàéë ñ íà÷àëà â ïîèñêàõ ñåêöèè óêàçàíîé êàê default
;ïîèñê ôðåéìà â êîòîðîì ñîäåðæèòüñÿ çíà÷åíèå default
.found_sect_bl:
cmp di,point_loader
jz .start_bl
cmp di,point_default
jz .save_point_def
dec dx
jnz .start_bl
jmp .start_hbl
.save_point_def:
;èòàê äàëåå ìû äîëæíû çàïîëíèòü frame áóôåð àäðåñîâ ñåêöèé, ÷òî áû ïîòîì ïî íåìó áûñòðî ïåðåìåùàòüñÿ íå âû÷èñëÿÿ ñíîâà àäðåñà
mov di,si ;óêàçàòåëü íà íà÷àëî
mov cx,bx
lea si,point_to_hframe
mov dx,size_show_section+1 ;ò.ê. ó íàñ ñòðóêòóðà ñîäåðæèò ðàçìåð ìåæäó ïåðâûì è âòîðûì óêàçàòåëåì, òî íàì íóæíî íà 1 àäðåñ áîëüøå îáñ÷èòàòü ñåêöèé.
;ïåðåõîäèì íà îáðàáîòêó çíà÷åíèÿ óêàçàòåëÿ
mov al,byte [es:di]
push word .first_ret_mfb
cmp al,' '
jz .first_bl_mbf
jmp get_firs_sym.not_space
.first_bl_mbf:
jmp get_firs_sym.first_sp
.start_mfb:
call get_firs_sym ;get first symbol on new line
.first_ret_mfb: ;ïåðâûé âîçâðàò
jcxz .val_buff_comp ;.end_loader ;found or not found parametrs in section exit in section
cmp al,'['
jnz .start_mfb
.found_sect_mfb:
cmp di,point_loader ;if we have section loader
jz .start_mfb
mov [si],di
sub si,2
dec dx
jnz .start_mfb
;bufer is full
jmp @f
.val_buff_comp:
push save_cx
pop word [si]
sub si,2
@@:
add si,4
mov point_to_eframe,si
}
macro show_act_cursor
{
;îòîáðàæåíèå êóðñîðà ïî óìîë÷àíèþ
lea si,point_to_hframe
mov di,962-160
mov ax,point_default
mov cx,size_show_section
.home_show_cur:
mov bx,[si]
add di,160
cmp bx,ax
jz .show_cursor_activ
sub si,2
loop .home_show_cur
.show_cursor_activ:
; push 0xb800
; pop es
mov point_to_point_def,si
mov ax,(color_sym_red*0x100+0x10)
stosw
add di,68
inc ax
stosw
}
macro clear_timer_msg
{
push 0xb800
pop es
xor ax,ax
if DEBUG
mov ax,0x0720
end if
;;;;;;;;;;;;;;;;;;;;; show Press any key
mov di,3360
mov cx,80*4
rep stosw
;show sect
push ini_data_
pop es
call show_bl_sc_sect ;es=0xb800
}
macro show_descript
;Ýòîò ìàêðîñ ïîêàçûâàåò êðàòêîå îïèñàíèå, åñëè îíî åñòü ó ñåêöèè â ïóíêòå
;Section description
{
local .start_p_sh_d
local .exit
local .rest_value_loop_sh_d
local .end_sh_desc_sec
local .loop_message
local .show_mess_prev_eq
mov di,point_default
push ini_data_
mov si,point_to_point_def
pop es
sub si,2
mov cx,[si] ;çàãðóçèì óêàçàòåëü íàñëåäóþùèþ ñåêöèþ
sub cx,di ;âîò òåïåðü èìååì èñòèíûé ðàçìåð
;di - óêàçàòåëü íà äåôîëòíóþ ñåêöèþ ò.å. âûáðàííóþ cx - ðàçìåð îáëàñòè. äëÿ ïðîñìîòðà
.start_p_sh_d:
call get_firs_sym ;get first symbol on new line
test cx,cx
jz .exit ;íåòó? íó ëàäíî - ñëåäóþùåå çíà÷åíèå òîãäà )
cmp al,'d'
jnz .start_p_sh_d
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
mov bx,cx
mov ax,di
mov si,parse_descript
mov cx,parse_descript_e - parse_descript
repe cmpsb
jnz .rest_value_loop_sh_d ;is not compare
sub bx,parse_descript_e - parse_descript ;correct cx
add bx,cx
mov cx,bx
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; ðàçáîð àëÿ ' = '
mov ax,0x3d20 ;cut al=' ' ah='='
repe scasb
jcxz .rest_value_loop_sh_d ;not found param timeout
cmp ah,byte [es:di-1] ;find '='
jnz .rest_value_loop_sh_d
repe scasb ;cut ' '
inc cx
dec di
;;;;;;;;;;;;;;;;;;;;di óêàçûâàåò íà ñòðî÷êó, êîòîðóþ íàì íóæíî âûâîäèòü.
;ñòðî÷êà áóäåò âûâîäèòüñÿ áëîêàìè ïî 37 ñèìâîëîâ.
;íàñòðîèì êóäà áóäåì âûâîäèòü ò.å. íà÷àëî
;es:di - óêàçûâàþò íà ñòðî÷êó èç êîòîðîé ìû áåðåì ñèìâîë, ds:si êóäà áóäåì âûâîäèòü
push di
pop si
push es
pop ds
push 0xb800
pop es
mov di,1040
mov bx,18
mov find_sec_di,di
mov save_cx_d,bx
;;;;;;;;;;;;;;;;;;;;;;;;;;
;clean string
push di
xor ax,ax
@@: mov cx,38
push di
rep stosw
pop di
cmp save_descript_size,bx
jz @f
add di,160
dec bx
jnz @b
@@: pop di
;enter in mess
.show_mess_prev_eq:
lodsb
mov ah,color_sym_lettuce;color_sym_turquoise
; sub di,2
cmp al,'"'
jz .loop_message
cmp al,"'"
jnz .end_sh_desc_sec
.loop_message:
mov cx,38
@@:
lodsb
cmp al,'"'
jz .end_sh_desc_sec
cmp al,"'"
jz .end_sh_desc_sec
stosw
loop @b
add find_sec_di,160
mov di,find_sec_di
dec save_cx_d
cmp save_cx_d,0
jnz .loop_message
.end_sh_desc_sec:
push save_cx_d
pop save_descript_size
push cs
pop ds
jmp .exit
.rest_value_loop_sh_d:
mov di,ax
mov cx,bx
jmp .start_p_sh_d
.exit:
}