KolibriOS/kolibrios
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Mario79 fixes:

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Application can determine own path now.
Some boot messages changed (it is version Kolibri 5.1.0 now).
Some rd functions updated (thanks to michael).
Switch to another bank-switching procedure.

git-svn-id: svn://kolibrios.org@5 a494cfbc-eb01-0410-851d-a64ba20cac60
This commit is contained in:
Andrey Halyavin (halyavin)
2005-10-13 05:34:10 +00:00
parent b420f2df50
commit bc47ee30d7
9 changed files with 143 additions and 117 deletions
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99
kernel/trunk/kernel.asm
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@@ -86,7 +86,7 @@ drawbar dd __sys_drawbar
putpixel dd __sys_putpixel
; } mike.dld
version db 'Kolibri OS version 0.5.0.0 ',13,10,13,10,0
version db 'Kolibri OS version 0.5.1.0 ',13,10,13,10,0
;dd endofcode-0x10000
;db 'Boot02'
@@ -2269,7 +2269,7 @@ keyboard_mode_sys db 0
iglobal
version_inf:
db 0,5,0,0 ; version 0.5.0.0
db 0,5,1,0 ; version 0.5.1.0
db UID_KOLIBRI
db 'Kolibri',0
version_end:
@@ -4131,101 +4131,6 @@ memmove: ; memory move in bytes
ret
; calculate fat chain
calculatefatchain:
pushad
mov esi,0x100000+512
mov edi,0x280000
fcnew:
xor eax,eax
xor ebx,ebx
xor ecx,ecx
xor edx,edx
mov al,[esi+0] ; 1
mov bl,[esi+1]
and ebx,15
shl ebx,8
add eax,ebx
mov [edi],ax
add edi,2
xor eax,eax
xor ebx,ebx
xor ecx,ecx
xor edx,edx
mov bl,[esi+1] ; 2
mov cl,[esi+2]
shr ebx,4
shl ecx,4
add ecx,ebx
mov [edi],cx
add edi,2
add esi,3
cmp edi,0x280000+4100*4
jnz fcnew
popad
ret
restorefatchain: ; restore fat chain
pushad
mov esi,0x280000
mov edi,0x100000+512
fcnew2:
cld
xor eax,eax
xor ebx,ebx
xor ecx,ecx ; esi XXXXxxxxxxxx yyyyyyyyYYYY
xor edx,edx
mov ax,[esi] ; edi xxxxxxxx YYYYXXXX yyyyyyyy
mov bx,ax
shr bx,8
and ebx,15
mov [edi+0],al ; 1 -> 1 & 2
mov [edi+1],bl
add esi,2
xor eax,eax
xor ebx,ebx
xor ecx,ecx
xor edx,edx
mov bx,[esi]
mov cx,bx
shr ecx,4
mov [edi+2],cl
and ebx,15
shl ebx,4
mov edx,[edi+1]
add edx,ebx
mov [edi+1],dl ; 2 -> 2 & 3
add esi,2
add edi,3
cmp edi,0x100000+512+0x1200
jb fcnew2
mov esi,0x100000+512 ; duplicate fat chain
mov edi,0x100000+512+0x1200
mov ecx,0x1200/4
cld
rep movsd
popad
ret
align 4
read_floppy_file: