forked from KolibriOS/kolibrios
merge kolibri-cfg into trunk
git-svn-id: svn://kolibrios.org@1962 a494cfbc-eb01-0410-851d-a64ba20cac60
This commit is contained in:
CleverMouse
@@ -91,6 +91,7 @@ boot_read_floppy:
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inc si
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cmp si, 10
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jb @b
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sayerr_badsect:
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mov si, badsect
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sayerr_plain:
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call printplain
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@@ -145,8 +146,119 @@ FirstDataSector dw 0 ; begin of data
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;=========================================================================
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include 'bootvesa.inc' ;Include source for boot vesa
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if defined extended_primary_loader
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include 'parsers.inc'
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end if
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start_of_code:
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if defined extended_primary_loader
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; save data from primary loader
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mov word [cs:bootcallback], si
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mov word [cs:bootcallback+2], ds
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push cs
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pop ds
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mov [bootdevice], ax
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mov [bootfs], bx
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; set up stack
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mov ax, 3000h
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mov ss, ax
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mov sp, 0EC00h
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; try to load configuration file
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mov ax, 1
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mov di, config_file_struct
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call [bootcallback]
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cld
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push cs
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pop es
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; bx=0 - ok, bx=1 - part of file loaded, assume this is ok
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cmp bx, 1
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ja .config_bad
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; configuration file was loaded, parse
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; if length is too big, use first 0FFFFh bytes
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test dx, dx
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jz @f
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mov ax, 0FFFFh
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@@:
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; ds:si will be pointer to current data, dx = limit
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xchg ax, dx
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push 4000h
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pop ds
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xor si, si
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.parse_loop:
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; skip spaces
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cmp si, dx
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jae .parse_done
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lodsb
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cmp al, ' '
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jbe .parse_loop
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dec si
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; loop over all possible configuration values
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mov bx, config_file_variables
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.find_variant:
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; get length
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mov cx, [es:bx]
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; zero length = end of list
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jecxz .find_newline
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; skip over length
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inc bx
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inc bx
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mov di, bx
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; skip over string
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add bx, cx
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; test whether we have at least cx symbols left
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mov ax, cx
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add ax, si
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jc .next_variant1
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cmp ax, dx
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jae .next_variant1
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; save current position
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push si
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; compare strings
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repz cmpsb
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jnz .next_variant2
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; strings are equal; look for "=" with possible spaces before and after
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@@:
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cmp si, dx
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jae .next_variant2
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lodsb
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cmp al, ' '
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jbe @b
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cmp al, '='
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jnz .next_variant2
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; ok, we found the true variant
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; ignore saved position on the stack
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pop ax
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; call the parser
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call word [es:bx]
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; line parsed, find next
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.find_newline:
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cmp si, dx
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jae .parse_done
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lodsb
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cmp al, 13
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jz .parse_loop
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cmp al, 10
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jz .parse_loop
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jmp .find_newline
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.next_variant2:
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; continue to the next variant, restoring current position
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pop si
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.next_variant1:
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; continue to the next variant
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; skip over the parser
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inc bx
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inc bx
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jmp .find_variant
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.parse_done:
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.config_bad:
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; set up segment registers
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push cs
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pop ds
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else
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cld
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; \begin{diamond}[02.12.2005]
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; if bootloader sets ax = 'KL', then ds:si points to loader block
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@@ -175,6 +287,7 @@ no_hd_load:
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pop ds
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push cs
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pop es
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end if
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; set videomode
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mov ax, 3
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@@ -378,6 +491,7 @@ wait_loop: ; variant 2
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apm_end:
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_setcursor d80x25_top_num, 0
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if ~ defined extended_primary_loader
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;CHECK current of code
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cmp [cfgmanager.loader_block], -1
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jz noloaderblock
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@@ -387,6 +501,7 @@ apm_end:
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jnz sayerr
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push 0
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pop es
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end if
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noloaderblock:
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; DISPLAY VESA INFORMATION
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@@ -404,7 +519,9 @@ cfgmanager:
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; d) preboot_device = from what boot?
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; determine default settings
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if ~ defined extended_primary_loader
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mov [.bSettingsChanged], 0
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end if
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;.preboot_gr_end:
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mov di, preboot_device
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@@ -412,6 +529,12 @@ cfgmanager:
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; set it to use this preloaded image
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cmp byte [di], 0
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jnz .preboot_device_inited
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if defined extended_primary_loader
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inc byte [di]
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cmp byte [bootdevice], 'f' ; floppy?
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jz .preboot_device_inited
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inc byte [di]
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else
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cmp [.loader_block], -1
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jz @f
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les bx, [.loader_block]
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@@ -422,6 +545,7 @@ cfgmanager:
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@@:
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; otherwise, set [preboot_device] to 1 (default value - boot from floppy)
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mov byte [di], 1
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end if
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.preboot_device_inited:
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; following 4 lines set variables to 1 if its current value is 0
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cmp byte [di+preboot_dma-preboot_device], 1
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@@ -466,7 +590,11 @@ cfgmanager:
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mov si, preboot_device_msg
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call print
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mov al, [preboot_device]
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if defined extended_primary_loader
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and eax, 3
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else
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and eax, 7
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end if
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mov si, [preboot_device_msgs+eax*2]
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call printplain
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.show_remarks:
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@@ -553,12 +681,18 @@ cfgmanager:
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_setcursor 15,0
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mov si, bdev
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call print
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if defined extended_primary_loader
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mov bx, '12'
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else
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mov bx, '14'
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end if
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call getkey
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mov [preboot_device], al
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_setcursor 13,0
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.d:
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if ~ defined extended_primary_loader
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mov [.bSettingsChanged], 1
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end if
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call clear_vmodes_table ;clear vmodes_table
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jmp .printcfg
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.change_a:
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@@ -672,10 +806,14 @@ cfgmanager:
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virtual at novesa
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.oldtimer dd ?
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.starttime dd ?
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if ~ defined extended_primary_loader
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.bSettingsChanged db ?
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end if
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.timer dd ?
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end virtual
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if ~ defined extended_primary_loader
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.loader_block dd -1
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end if
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.gettime:
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mov ah, 0
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int 1Ah
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@@ -692,7 +830,11 @@ end virtual
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pushad
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call .gettime
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sub eax, [.starttime]
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if defined extended_primary_loader
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sub ax, [preboot_timeout]
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else
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sub ax, 18*5
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end if
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jae .timergo
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neg ax
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add ax, 18-1
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@@ -748,6 +890,7 @@ end if
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mov si, loading_msg
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call print
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_setcursor 15,0
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if ~ defined extended_primary_loader
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cmp [.bSettingsChanged], 0
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jz .load
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cmp [.loader_block], -1
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@@ -788,6 +931,7 @@ end if
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call printplain
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_setcursor 15,0
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.load:
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end if
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; \end{diamond}[02.12.2005]
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; ASK GRAPHICS MODE
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@@ -967,6 +1111,7 @@ sayerr_floppy:
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mov dx, 0x3f2
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mov al, 0
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out dx, al
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sayerr_memmove:
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mov si, memmovefailed
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jmp sayerr_plain
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@@:
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@@ -1145,6 +1290,40 @@ no_sys_on_floppy:
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mov al, 0
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out dx, al
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if defined extended_primary_loader
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cmp [boot_dev], 1
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jne no_sys_from_primary
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; load kolibri.img using callback from primary loader
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and word [movedesc + 24 + 2], 0
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mov byte [movedesc + 24 + 4], 10h
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; read in blocks of 64K until file is fully loaded
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mov ax, 1
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.repeat:
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mov di, image_file_struct
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call [bootcallback]
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push cs
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pop ds
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push cs
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pop es
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cmp bx, 1
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ja sayerr_badsect
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push bx
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mov si, movedesc
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and word [si + 16 + 2], 0
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mov byte [si + 16 + 4], 4
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mov ah, 87h
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mov cx, 8000h
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int 15h
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pop bx
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test ah, ah
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jnz sayerr_memmove
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inc byte [si + 24 + 4]
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test bx, bx
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jz no_sys_from_primary
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mov ax, 2
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jmp .repeat
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no_sys_from_primary:
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end if
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; SET GRAPHICS
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