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|
Uses DOS, CRT, WINAPI;
Const
the_dev_add = 1; (*Adresse peripherique usb*)
in_endpoint = 1;
out_endpoint = 1; (* 2 avant *)
(* myFN = 'dosuhci.txt';*)
ATTENTE : INTEGER = 800 ;
type
DPMIRegisters = Record {Registers for DPMI int callst}
DPMI_EDI, DPMI_ESI, DPMI_EBP, EReserved,
DPMI_EBX, DPMI_EDX, DPMI_ECX, DPMI_EAX : longint;
DPMI_Flags, DPMI_ES, DPMI_DS, DPMI_FS, DPMI_GS,
DPMI_IP, DPMI_CS, DPMI_SP, DPMI_SS : word;
end;
(* define structure of URB *)
Type
urbtype = Record
transaction_token: byte (* control (2Dh), in (69h), out (E1h) as hex code *);
chain_end_flag : byte {another urb follow this urb in memory? zero=no,one=yes};
dev_add : byte;
end_point : byte;
error_code : byte;
status : byte (* returned by dosuhci *);
transaction_flags: word (* reserved *);
buffer_off : word (* for in/out *);
buffer_seg : word (* for in/out *);
buffer_length : word (* for in/out *);
actual_length : word (* for in/out *);
setup_buffer_off : word (* for control *);
setup_buffer_seg : word (* for control *);
start_frame : word (* reserved *);
nr_of_packets : word (* iso *);
int_interval : byte (* reserved *);
error_count : byte (* reserved *);
timeout : word (* reserved *);
next_urb_off : word (* reserved *);
next_urb_seg : word (* reserved *);
end (* 32 byte long *);
type
buffer = Array[0..255] Of Byte;
p_buffer = ^buffer;
Var
urb: urbtype;
buffer_o: Array[0..(*1024-1*)255] Of Byte;
buffer_i: Array[0..(*1024-1*)255] Of Byte;
packetlen: Word;
bStr: String;
f: File;
ReqNr: Word;
tab_out: Array[0..16] Of Byte; {To PIC}
tab_in: Array[0..32] Of Byte; {From PIC}
i,j,choix,val,quit_proc,quit_ok: integer;
SNOOPY, TEST_SNOOPY : BOOLEAN ;
selseg, selseg_buff :longint;
selector, selector_buff, segment, segment_buff : word;
P_PM : p_buffer;
P_PM_buff : p_buffer;
function Intr386(const int_number:byte; const stack_words:word;
var regs:DPMIRegisters): word; assembler;
asm
push es
push di
xor bx, bx
mov bl, int_number
mov cx, stack_words
les di,regs
mov ax, 0300h
int 31h
pop di
pop es
end;
{//////////////////////////// DO_OUT //////////////////////////////////}
Procedure do_out; { To PIC }
Var
DCS : DPMIRegisters;
Begin
selseg := globaldosalloc(40 );
selector := word(selseg and $FFFF);
segment := word(selseg SHR 16);
P_PM:=ptr(selector,0); {pointeur pour remplir ma structure dans la memoire <640k}
writeln('1 ');
selseg_buff := globaldosalloc(257);
selector_buff := word(selseg_buff and $FFFF);
segment_buff := word(selseg_buff SHR 16);
P_PM_buff:=ptr(selector_buff,0); {pointeur pour remplir mon buffer dans la memoire <640k}
writeln('2 - size de buffer_o = ',sizeof(buffer_o));
move(buffer_o,P_PM_Buff^,sizeof(buffer_o)); {copie des données du buffer dans la memoire <640k}
writeln('3 ',P_PM_Buff^[0],' ',P_PM_Buff^[1],' ',P_PM_Buff^[2]);
(* set up out request *)
urb.transaction_token := $E1;(* $E1= Sortie*)
urb.chain_end_flag := 0;
urb.dev_add := the_dev_add; (* Adresse Microchip =1 si c'est le seul usb connecte à la carte mere*)
urb.end_point := out_endpoint; (* =1 *)
urb.error_code := 0;
urb.status := 0;
urb.transaction_flags := 0;
urb.buffer_off := 0;(*ofs(P_PM_Buff^);*) {quoi mettre ??? ofs(P_PM_Buff^) ? 0? autre?}
urb.buffer_seg := selector_buff;(*(seg(P_PM_Buff^);*) {quoi mettre ??? seg(P_PM_Buff^) ? autre ?
urb.buffer_length := packetlen;
urb.actual_length := 64;
urb.setup_buffer_off := 0;
urb.setup_buffer_seg := 0;
urb.start_frame := 0;
urb.nr_of_packets := 0;
urb.int_interval := 0;
urb.error_count := 0;
urb.timeout := 0;
urb.next_urb_off := 0;
urb.next_urb_seg := 0;
(* now call DosUHCI *)
fillchar(dcs, sizeof(dcs), 0);
move(urb,P_PM^,sizeof(urb)); {copie des données de la struct. URB dans la memoire <640k}
writeln('4');
DCS.DPMI_ES := segment;{Est ce vraiment ca qu'il faut mettre}
DCS.DPMI_DS := seg(P_PM^); {Est ce vraiment ca qu'il faut mettre}
DCS.DPMI_EDX :=ofs(P_PM^);{Est ce vraiment ca qu'il faut mettre}
writeln('5');
intr386($65, 0, dcs);
GlobalDosFree(selector);
GlobalDosFree(selector_buff);
(* Reg.DS := seg(urb); {Ce que je cherche a remplacer depuis le debut !!!! Arghh}
Reg.DX := ofs(urb); {Ce que je cherche a remplacer depuis le debut !!!! Arghh}
Intr($65,Reg);*) {Ce que je cherche a remplacer depuis le debut !!!! Arghh}
Inc(ReqNr);
End (* do_out *);
(*//////////////////////////// MAIN ////////////////////////////////////*)
Begin
ReqNr:=0;
for i:=0 to 16 do tab_out[i]:=0;
tab_out[2] := 64;
packetlen:=17;
for i:=0 to 16 do buffer_o[i]:=tab_out[i];
do_out;
repeat until keypressed;
end. (* AXUSB.PAS *)
[/cpp] |
