28 lines
486 B
PHP
28 lines
486 B
PHP
|
|
||
|
|
; 0xE820 Get System Memory Map
|
||
|
|
; EAX=0x0000E820
|
||
|
|
; EDX=0x534D4150
|
||
|
|
; EBX=0x0 or continuation value
|
||
|
|
; ECX=buffer size
|
||
|
|
; ES:SI = buffer
|
||
|
|
memory_do_E820:
|
||
|
|
|
||
|
|
ret
|
||
|
|
|
||
|
|
memory_get_map:
|
||
|
|
call memory_do_E820
|
||
|
|
jnc .end
|
||
|
|
|
||
|
|
; try 0x88
|
||
|
|
clc
|
||
|
|
mov ah, 0x88
|
||
|
|
int 0x15
|
||
|
|
jc .error
|
||
|
|
test ax, ax
|
||
|
|
je .error
|
||
|
|
.end:
|
||
|
|
clc
|
||
|
|
ret
|
||
|
|
.error:
|
||
|
|
stc
|
||
|
|
ret
|