Àïïàðàòíîå îáåñïå÷åíèå ïåðñîíàëüíîãî êîìïüþòåðà


           

Ýòà ôóíêöèÿ áëîêèðóåò áëîê


_XMM_FreeExtended proc near

          c_begin

          mov  ah, 0Ah

          mov  dx, [bp+4]

          call [XMM_Control]

          xor  dx, dx

          dec  ax

          jz   @successA

          mov  dh, bl

@successA:

          c_end

_XMM_FreeExtended endp

;**

;.Name         _XMM_MoveExtended

;.Title        Êîïèðîâàòü áëîê ðàñøèðåííîé ïàìÿòè

;

;.Descr        Ýòà ôóíêöèÿ êîïèðóåò áëîê

;              ðàñøèðåííîé ïàìÿòè, èñïîëüçóÿ ñòðóêòóðó

;              struct XMM_Move:

;

;                 struct   XMM_Move {

;                    unsigned long  Length;

;                    unsigned short SourceHandle;

;                    unsigned long  SourceOffset;

;                    unsigned short DestHandle;

;                    unsigned long  DestOffset;

;                 };

;

;.Proto        long  XMM_MoveExtended(struct

;                       XMM_Move *move_descr);

;

;.Params       struct XMM_Move *move_descr -

;                 óêàçàòåëü íà ñòðóêòóðó, îïèñûâàþùóþ

;                 ÷òî, îòêóäà è êóäà íàäî êîïèðîâàòü.

;

;.Return       < 0 - îøèáêà ïðè êîïèðîâàíèè,

;                    êîä îøèáêè íàõîäèòñÿ â ñòàðøåì áàéòå.

;              0L  - áëîê ñêîïèðîâàí óñïåøíî.

;

;**

_XMM_MoveExtended proc near

          c_begin

          mov  ah, 0Bh

          mov  si, [bp+4];

          call [XMM_Control]

          xor  dx, dx

          dec  ax

          jz   @successB

          mov  dh, bl

@successB:

          c_end

_XMM_MoveExtended endp

;**

;.Name         _XMM_LockExtended

;.Title        Çàáëîêèðîâàòü áëîê ðàñøèðåííîé ïàìÿòè

;

;.Descr        Ýòà ôóíêöèÿ áëîêèðóåò áëîê ðàñøèðåííîé

;              ïàìÿòè è âîçâðàùàåò 31 ðàçðÿä åãî

;              ôèçè÷åñêîãî àäðåñà.

;

;.Proto        long XMM_LockExtended(unsigned handle);

;

;.Params       handle - èíäåêñ áëîêèðóåìîãî áëîêà ïàìÿòè;

;

;.Return       < 0 - áëîê íå çàáëîêèðîâàí,

;                    êîä îøèáêè íàõîäèòñÿ â ñòàðøåì áàéòå.


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