WebSVN – Kolibri OS – Diff – /kernel/trunk/sound/playnote.inc


;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;;                                                                 ;;
;; Copyright (C) KolibriOS team 2004-2008. All rights reserved.    ;;
;; Distributed under terms of the GNU General Public License       ;;
;;                                                                 ;;
;;  PLAYNOTE.INC                    version 1.1  22 November 2003  ;;
;;                                                                 ;;
;;  Player Notes for Speaker PC                                    ;;
;;         subfunction #55 from function #55  Menuet OS            ;;
;;                                                                 ;;
;;                 Copyright 2003  VaStaNi                         ;;
;;                     vastani@ukr.net                             ;;
;;           >>>- SIMPLY - QUICKLY - SHORTLY -<<<                  ;;
;;                                                                 ;;
;;  Note: playnote.txt                                             ;;
;;                                                                 ;;
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
 
$Revision: 2288 $
 
align 4
sound_interface:
 
        cmp     eax, ebx                        ; this is subfunction #55 ?
        jne     retFunc55                       ; if no then return.
 
        cmp     byte [sound_flag], 0
        jne     retFunc55
 
        movzx   eax, byte [countDelayNote]
        or      al, al                          ; player is busy ?
        jnz     retFunc55                       ; return counter delay Note
 
        mov     [memAdrNote], esi;edx
        call    get_pid
        mov     [pidProcessNote], eax
        xor     eax, eax                       ; Ok!  EAX = 0
 retFunc55:
        mov     [esp+32], eax                  ; return value EAX for application
        ret
 
iglobal
align 4
  kontrOctave      dw  0x4742, 0x4342, 0x3F7C, 0x3BEC, 0x388F, 0x3562
                   dw  0x3264, 0x2F8F, 0x2CE4, 0x2A5F, 0x2802, 0x25BF
  memAdrNote       dd  0
  pidProcessNote   dd  0
  slotProcessNote  dd  0
  count_timer_Note dd  1
  mem8253r42       dw  0
  countDelayNote   db  0
endg
 
playNote:
;      jmp   NotPlayNotes
        mov     esi, [memAdrNote]
        or      esi, esi         ; ESI = 0 ?  - OFF Notes Play ?
        jz      NotPlayNotes     ; if ESI = 0   -> ignore play pocedure
        cmp     eax, [count_timer_Note]
        jb      NotPlayNotes
        push    eax
        inc     eax
        mov     [count_timer_Note], eax
        mov     al, [countDelayNote]
        dec     al               ; decrement counter Delay for Playing Note
        jz      NewLoadNote@Delay
        cmp     al, 0xFF         ; this is first Note Play ?
        jne     NextDelayNote
      ;This is FIRST Note, save counter channel 2 chip 8253
        mov     al, 0xB6         ; control byte to timer chip 8253
        out     0x43, al         ; Send it to the control port chip 8253
        in      al, 0x42         ; Read Lower byte counter channel 2 chip 8253
        mov     ah, al           ; AH = Lower byte counter channel 2
        in      al, 0x42         ; Read Upper byte counter channel 2 chip 8253
        mov     [mem8253r42], ax ; Save counter channel 2 timer chip 8253
   NewLoadNote@Delay:
        cld
;      lodsb                      ; load AL - counter Delay
        call    ReadNoteByte
        or      al, al           ; THE END ?
        jz      EndPlayNote
        cmp     al, 0x81
        jnc     NoteforOctave
        mov     [countDelayNote], al
;      lodsw                      ; load AX - counter for Note!
        call    ReadNoteByte
        mov     ah, al
        call    ReadNoteByte
        xchg    al, ah
        jmp     pokeNote
 
   EndPlayNote:                  ; THE END Play Notes!
        in      al, 0x61         ; Get contents of system port B chip 8255
        and     al, 0xFC         ; Turn OFF timer and speaker
        out     0x61, al         ; Send out new values to port B chip 8255
        mov     ax, [mem8253r42] ; memorize counter channel 2 timer chip 8253
        xchg    al, ah           ; reverse byte in word
        out     0x42, al         ; restore Lower byte counter channel 2
        mov     al, ah           ; AL = Upper byte counter channel 2
        out     0x42, al         ; restore Upper byte channel 2
        xor     eax, eax         ; EAX = 0
        mov     [memAdrNote], eax; clear header control Delay-Note string
   NextDelayNote:
        mov     [countDelayNote], al; save new counter delay Note
        pop     eax
   NotPlayNotes:
        RET
 
   NoteforOctave:
        sub     al, 0x81         ; correction value for delay Note
        mov     [countDelayNote], al; save counter delay this new Note
;      lodsb                      ; load pack control code
        call    ReadNoteByte
        cmp     al, 0xFF         ; this is PAUSE ?
        jne     packCode         ; no, this is PACK CODE
        in      al, 0x61         ; Get contents of system port B chip 8255
        and     al, 0xFC         ; Turn OFF timer and speaker
        out     0x61, al         ; Send out new values to port B chip 8255
        jmp     saveESI
 
   packCode:
        mov     cl, al           ; save code
        and     al, 0xF          ; clear upper bits
        dec     al               ; correction
        add     al, al           ; transform number to offset constant
        movsx   eax, al          ; EAX - offset
        add     eax, dword kontrOctave; EAX - address from constant
        mov     ax, [eax]        ; read constant
        shr     cl, 4            ; transform for number Octave
        shr     ax, cl           ; calculate from Note this Octave!
   pokeNote:
        out     0x42, al         ; Lower byte Out to channel 2 timer chip 8253
        mov     al, ah
        out     0x42, al         ; Upper byte Out to channel 2 timer chip 8253
        in      al, 0x61         ; Get contents of system port B chip 8255
        or      al, 3            ; Turn ON timer and speaker
        out     0x61, al         ; Send out new values to port B chip 8255
   saveESI:
;      mov   [memAdrNote], esi    ; save new header control Delay-Note string
        pop     eax
        RET
ReadNoteByte:
;result:
;  al - note
        push    eax
        push    ecx
        push    edx
        push    esi
 
        mov     eax, [pidProcessNote]
        call    pid_to_slot
        test    eax, eax
        jz      .failed
        lea     ecx, [esp+12]
        mov     edx, 1
        mov     esi, [memAdrNote]
        inc     [memAdrNote]
 
        call    read_process_memory
.failed:
        pop     esi
        pop     edx
        pop     ecx
        pop     eax
        ret
;-------------------  END CODE  -------------------

Rev 1496	Rev 2288
1	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;	1	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
2	;; ;;	2	;; ;;
3	;; Copyright (C) KolibriOS team 2004-2008. All rights reserved. ;;	3	;; Copyright (C) KolibriOS team 2004-2008. All rights reserved. ;;
4	;; Distributed under terms of the GNU General Public License ;;	4	;; Distributed under terms of the GNU General Public License ;;
5	;; ;;	5	;; ;;
6	;; PLAYNOTE.INC version 1.1 22 November 2003 ;;	6	;; PLAYNOTE.INC version 1.1 22 November 2003 ;;
7	;; ;;	7	;; ;;
8	;; Player Notes for Speaker PC ;;	8	;; Player Notes for Speaker PC ;;
9	;; subfunction #55 from function #55 Menuet OS ;;	9	;; subfunction #55 from function #55 Menuet OS ;;
10	;; ;;	10	;; ;;
11	;; Copyright 2003 VaStaNi ;;	11	;; Copyright 2003 VaStaNi ;;
12	;; vastani@ukr.net ;;	12	;; vastani@ukr.net ;;
13	;; >>>- SIMPLY - QUICKLY - SHORTLY -<<< ;;	13	;; >>>- SIMPLY - QUICKLY - SHORTLY -<<< ;;
14	;; ;;	14	;; ;;
15	;; Note: playnote.txt ;;	15	;; Note: playnote.txt ;;
16	;; ;;	16	;; ;;
17	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;	17	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
18		18
19	$Revision: 1496 $	19	$Revision: 2288 $
20		20
21	align 4	21	align 4
22	sound_interface:	22	sound_interface:
23		23
24	cmp eax,ebx ; this is subfunction #55 ?	24	cmp eax, ebx ; this is subfunction #55 ?
25	jne retFunc55 ; if no then return.	25	jne retFunc55 ; if no then return.
26		26
27	cmp byte [sound_flag],0	27	cmp byte [sound_flag], 0
28	jne retFunc55	28	jne retFunc55
29		29
30	movzx eax, byte [countDelayNote]	30	movzx eax, byte [countDelayNote]
31	or al, al ; player is busy ?	31	or al, al ; player is busy ?
32	jnz retFunc55 ; return counter delay Note	32	jnz retFunc55 ; return counter delay Note
33		33
34	mov [memAdrNote],esi;edx	34	mov [memAdrNote], esi;edx
35	call get_pid	35	call get_pid
36	mov [pidProcessNote],eax	36	mov [pidProcessNote], eax
37	xor eax, eax ; Ok! EAX = 0	37	xor eax, eax ; Ok! EAX = 0
38	retFunc55:	38	retFunc55:
39	mov [esp+32], eax ; return value EAX for application	39	mov [esp+32], eax ; return value EAX for application
40	ret	40	ret
41		41
42	iglobal	42	iglobal
43	align 4	43	align 4
44	kontrOctave dw 0x4742, 0x4342, 0x3F7C, 0x3BEC, 0x388F, 0x3562	44	kontrOctave dw 0x4742, 0x4342, 0x3F7C, 0x3BEC, 0x388F, 0x3562
45	dw 0x3264, 0x2F8F, 0x2CE4, 0x2A5F, 0x2802, 0x25BF	45	dw 0x3264, 0x2F8F, 0x2CE4, 0x2A5F, 0x2802, 0x25BF
46	memAdrNote dd 0	46	memAdrNote dd 0
47	pidProcessNote dd 0	47	pidProcessNote dd 0
48	slotProcessNote dd 0	48	slotProcessNote dd 0
49	count_timer_Note dd 1	49	count_timer_Note dd 1
50	mem8253r42 dw 0	50	mem8253r42 dw 0
51	countDelayNote db 0	51	countDelayNote db 0
52	endg	52	endg
53		53
54	playNote:	54	playNote:
55	; jmp NotPlayNotes	55	; jmp NotPlayNotes
56	mov esi, [memAdrNote]	56	mov esi, [memAdrNote]
57	or esi, esi ; ESI = 0 ? - OFF Notes Play ?	57	or esi, esi ; ESI = 0 ? - OFF Notes Play ?
58	jz NotPlayNotes ; if ESI = 0 -> ignore play pocedure	58	jz NotPlayNotes ; if ESI = 0 -> ignore play pocedure
59	cmp eax, [count_timer_Note]	59	cmp eax, [count_timer_Note]
60	jb NotPlayNotes	60	jb NotPlayNotes
61	push eax	61	push eax
62	inc eax	62	inc eax
63	mov [count_timer_Note], eax	63	mov [count_timer_Note], eax
64	mov al, [countDelayNote]	64	mov al, [countDelayNote]
65	dec al ; decrement counter Delay for Playing Note	65	dec al ; decrement counter Delay for Playing Note
66	jz NewLoadNote@Delay	66	jz NewLoadNote@Delay
67	cmp al, 0xFF ; this is first Note Play ?	67	cmp al, 0xFF ; this is first Note Play ?
68	jne NextDelayNote	68	jne NextDelayNote
69	;This is FIRST Note, save counter channel 2 chip 8253	69	;This is FIRST Note, save counter channel 2 chip 8253
70	mov al, 0xB6 ; control byte to timer chip 8253	70	mov al, 0xB6 ; control byte to timer chip 8253
71	out 0x43, al ; Send it to the control port chip 8253	71	out 0x43, al ; Send it to the control port chip 8253
72	in al, 0x42 ; Read Lower byte counter channel 2 chip 8253	72	in al, 0x42 ; Read Lower byte counter channel 2 chip 8253
73	mov ah, al ; AH = Lower byte counter channel 2	73	mov ah, al ; AH = Lower byte counter channel 2
74	in al, 0x42 ; Read Upper byte counter channel 2 chip 8253	74	in al, 0x42 ; Read Upper byte counter channel 2 chip 8253
75	mov [mem8253r42], ax ; Save counter channel 2 timer chip 8253	75	mov [mem8253r42], ax ; Save counter channel 2 timer chip 8253
76	NewLoadNote@Delay:	76	NewLoadNote@Delay:
77	cld	77	cld
78	; lodsb ; load AL - counter Delay	78	; lodsb ; load AL - counter Delay
79	call ReadNoteByte	79	call ReadNoteByte
80	or al, al ; THE END ?	80	or al, al ; THE END ?
81	jz EndPlayNote	81	jz EndPlayNote
82	cmp al, 0x81	82	cmp al, 0x81
83	jnc NoteforOctave	83	jnc NoteforOctave
84	mov [countDelayNote], al	84	mov [countDelayNote], al
85	; lodsw ; load AX - counter for Note!	85	; lodsw ; load AX - counter for Note!
86	call ReadNoteByte	86	call ReadNoteByte
87	mov ah,al	87	mov ah, al
88	call ReadNoteByte	88	call ReadNoteByte
89	xchg al,ah	89	xchg al, ah
90	jmp pokeNote	90	jmp pokeNote
91		91
92	EndPlayNote: ; THE END Play Notes!	92	EndPlayNote: ; THE END Play Notes!
93	in al, 0x61 ; Get contents of system port B chip 8255	93	in al, 0x61 ; Get contents of system port B chip 8255
94	and al, 0xFC ; Turn OFF timer and speaker	94	and al, 0xFC ; Turn OFF timer and speaker
95	out 0x61, al ; Send out new values to port B chip 8255	95	out 0x61, al ; Send out new values to port B chip 8255
96	mov ax, [mem8253r42] ; memorize counter channel 2 timer chip 8253	96	mov ax, [mem8253r42] ; memorize counter channel 2 timer chip 8253
97	xchg al, ah ; reverse byte in word	97	xchg al, ah ; reverse byte in word
98	out 0x42, al ; restore Lower byte counter channel 2	98	out 0x42, al ; restore Lower byte counter channel 2
99	mov al, ah ; AL = Upper byte counter channel 2	99	mov al, ah ; AL = Upper byte counter channel 2
100	out 0x42, al ; restore Upper byte channel 2	100	out 0x42, al ; restore Upper byte channel 2
101	xor eax, eax ; EAX = 0	101	xor eax, eax ; EAX = 0
102	mov [memAdrNote], eax ; clear header control Delay-Note string	102	mov [memAdrNote], eax; clear header control Delay-Note string
103	NextDelayNote:	103	NextDelayNote:
104	mov [countDelayNote], al ; save new counter delay Note	104	mov [countDelayNote], al; save new counter delay Note
105	pop eax	105	pop eax
106	NotPlayNotes:	106	NotPlayNotes:
107	RET	107	RET
108		108
109	NoteforOctave:	109	NoteforOctave:
110	sub al, 0x81 ; correction value for delay Note	110	sub al, 0x81 ; correction value for delay Note
111	mov [countDelayNote], al ; save counter delay this new Note	111	mov [countDelayNote], al; save counter delay this new Note
112	; lodsb ; load pack control code	112	; lodsb ; load pack control code
113	call ReadNoteByte	113	call ReadNoteByte
114	cmp al, 0xFF ; this is PAUSE ?	114	cmp al, 0xFF ; this is PAUSE ?
115	jne packCode ; no, this is PACK CODE	115	jne packCode ; no, this is PACK CODE
116	in al, 0x61 ; Get contents of system port B chip 8255	116	in al, 0x61 ; Get contents of system port B chip 8255
117	and al, 0xFC ; Turn OFF timer and speaker	117	and al, 0xFC ; Turn OFF timer and speaker
118	out 0x61, al ; Send out new values to port B chip 8255	118	out 0x61, al ; Send out new values to port B chip 8255
119	jmp saveESI	119	jmp saveESI
120		120
121	packCode:	121	packCode:
122	mov cl, al ; save code	122	mov cl, al ; save code
123	and al, 0xF ; clear upper bits	123	and al, 0xF ; clear upper bits
124	dec al ; correction	124	dec al ; correction
125	add al, al ; transform number to offset constant	125	add al, al ; transform number to offset constant
126	movsx eax, al ; EAX - offset	126	movsx eax, al ; EAX - offset
127	add eax, dword kontrOctave ; EAX - address from constant	127	add eax, dword kontrOctave; EAX - address from constant
128	mov ax, [eax] ; read constant	128	mov ax, [eax] ; read constant
129	shr cl, 4 ; transform for number Octave	129	shr cl, 4 ; transform for number Octave
130	shr ax, cl ; calculate from Note this Octave!	130	shr ax, cl ; calculate from Note this Octave!
131	pokeNote:	131	pokeNote:
132	out 0x42, al ; Lower byte Out to channel 2 timer chip 8253	132	out 0x42, al ; Lower byte Out to channel 2 timer chip 8253
133	mov al, ah	133	mov al, ah
134	out 0x42, al ; Upper byte Out to channel 2 timer chip 8253	134	out 0x42, al ; Upper byte Out to channel 2 timer chip 8253
135	in al, 0x61 ; Get contents of system port B chip 8255	135	in al, 0x61 ; Get contents of system port B chip 8255
136	or al, 3 ; Turn ON timer and speaker	136	or al, 3 ; Turn ON timer and speaker
137	out 0x61, al ; Send out new values to port B chip 8255	137	out 0x61, al ; Send out new values to port B chip 8255
138	saveESI:	138	saveESI:
139	; mov [memAdrNote], esi ; save new header control Delay-Note string	139	; mov [memAdrNote], esi ; save new header control Delay-Note string
140	pop eax	140	pop eax
141	RET	141	RET
142	ReadNoteByte:	142	ReadNoteByte:
143	;result:	143	;result:
144	; al - note	144	; al - note
145	push eax	145	push eax
146	push ecx	146	push ecx
147	push edx	147	push edx
148	push esi	148	push esi
149		149
150	mov eax,[pidProcessNote]	150	mov eax, [pidProcessNote]
151	call pid_to_slot	151	call pid_to_slot
152	test eax,eax	152	test eax, eax
153	jz .failed	153	jz .failed
154	lea ecx,[esp+12]	154	lea ecx, [esp+12]
155	mov edx,1	155	mov edx, 1
156	mov esi,[memAdrNote]	156	mov esi, [memAdrNote]
157	inc [memAdrNote]	157	inc [memAdrNote]
158		158
159	call read_process_memory	159	call read_process_memory
160	.failed:	160	.failed:
161	pop esi	161	pop esi
162	pop edx	162	pop edx
163	pop ecx	163	pop ecx
164	pop eax	164	pop eax
165	ret	165	ret
166	;------------------- END CODE -------------------	166	;------------------- END CODE -------------------

Subversion Repositories Kolibri OS

(root)/kernel/trunk/sound/playnote.inc – Rev 1496 → 2288