kolibrios-gitea/kernel/branches/kolibri-ahci/sec_loader/trunk/boot/mkfloppy.inc
Rustem Gimadutdinov (rgimad) 73864ff1d7 Create kolibri-ahci branch
git-svn-id: svn://kolibrios.org@9019 a494cfbc-eb01-0410-851d-a64ba20cac60
2021-07-07 21:36:03 +00:00

92 lines
1.3 KiB
PHP

; ---------------------------------------------------------------------------
; mkfloppy.inc
; ---------------------------------------------------------------------------
; Created by Phantom-84
; ---------------------------------------------------------------------------
FA_RO equ 01h
FA_HID equ 02h
FA_SYS equ 04h
FA_VOL equ 08h
FA_DIR equ 10h
FA_ARC equ 20h
DSTAMP equ 28C1h
TSTAMP equ 6000h
root_size=0
macro reset id
{
local count, cur, disp, val, var
times 511-($+511) mod 512 db 0
if id#_size>0
count=(id#_size+511)/512
cur=id#_base/512-(33-2)
repeat count
if %=count
val=0FFFh
else
val=cur+1
end if
if cur and 1
val=val shl 4
end if
disp=(cur*3)/2
load var word from 512+disp
var=var or val
store word var at 512+disp
store word var at 10*512+disp
cur=cur+1
end repeat
end if
}
macro dent id, name, attr
{
@@ db name
times @b+11-$ db 32
db attr
dw 0, TSTAMP, DSTAMP, DSTAMP, 0, TSTAMP, DSTAMP
if id#_size=0
dw 0
else
dw id#_base/512-(33-2)
end if
if (attr) and FA_DIR
dd 0
else
dd id#_size
end if
}
macro orgdir id, parentid
{
id#_base:
dent id, ".", FA_DIR
dent parentid, "..", FA_DIR
}
macro findir id
{
id#_size=$-id#_base
reset id
}
macro stod id, parentid
{
orgdir id, parentid
id
findir id
}
macro stof id, name
{
id#_base:
file name
id#_size=$-id#_base
reset id
}
defdir fix macro