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Jakob Kirsch
bootOS
Commits
804d4703
Commit
804d4703
authored
5 years ago
by
Jakob Kirsch
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hotfix
parent
2601f738
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README
+1
-2
1 addition, 2 deletions
README
os.asm
+5
-4
5 additions, 4 deletions
os.asm
osall.iso
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-0
0 additions, 0 deletions
osall.iso
with
6 additions
and
6 deletions
README
+
1
−
2
View file @
804d4703
...
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@@ -134,7 +134,7 @@ bootOS commands:
It also allows to copy the last executed
program just press Enter when the '<' prompt
appears and type the new name.
cs
Change the current section. Enter a section between 00 and ff behind the
@
.
#
Change the current section. Enter a section between 00 and ff behind the
#
.
other commands:
...
...
@@ -144,7 +144,6 @@ other commands:
push Copy a program to 0xa000 from disk \
pull Copy a program to disk from 0xa000 / used for copying between disks and sections
clear Clear the screen.
pullcp Copies the pull command to 0x7c00 so you can copy it with the edit command.
pullinst Does the same like pullcp and disk in one command.
For example: (Character + is Enter key)
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os.asm
+
5
−
4
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804d4703
...
...
@@ -36,7 +36,7 @@ start:
mov
si
,
int_0x20
; SI now points to int_0x20
mov
di
,
0x0020
*
4
; Address of service for int 0x20
mov
cl
,
7
mov
cl
,
8
.load_vec:
movsw
; Copy IP address
stosw
; Copy CS address
...
...
@@ -55,7 +55,7 @@ restart:
pop
ss
mov
sp
,
stack
; Restart stack
int
0x
a0
int
0x
27
mov
al
,
'>'
; Command prompt
int
int_input_line
; Input line
...
...
@@ -369,7 +369,7 @@ os2_: mov al, dl
input_key:
mov
ah
,
0x00
int
0x16
int
0x
a1
int
0x
27
;
; Screen output of character contained in al
; Expands 0x0d (CR) into 0x0a 0x0d (LF CR)
...
...
@@ -475,7 +475,7 @@ commands:
dw
edi
t_command
db
2
,
"rm"
dw
rm_command
db
2
,
"
cs
"
db
1
,
"
#
"
dw
cs
_command
db
0
...
...
@@ -495,6 +495,7 @@ int_0x20:
dw
save_file
; int 0x24
dw
delete_file
; int 0x25
dw
input_line
; int 0x26
dw
irt
error_message:
db
0x13
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