...

Shared_Includes

@@ -1 +1 @@
-Subproject commit b541d4221846090878c1de0138977e28139f7d14
+Subproject commit aca9ce3f859bf53c76b0d710e108543226697f91

src/bios/exp/BIOS_FUNC.asm

@@ -754,12 +754,12 @@ EXP_FNS:;
 
 ;!      !       !       !       !       !       !       !
 FN_RESERVED_5x:
-        LD A,1                      ;!HARDCODE error code
+        LD A,BIOS.Error.InvalidSubFunction
 FN_RESERVED:
         SCF
         RET
 FN_ABSENT_5x:
-	LD	A,#AA               ;!HARDCODE error code
+	LD	A,BIOS.Error.NotSupported
 	SCF 
 	RET
 ;!      !       !       !       !       !       !       !

src/bios/exp/EXP.asm

@@ -768,10 +768,10 @@ set_config:
 	OUT (RGADR),A
 	OUT (RGMOD),A
 	OUT (SLOT3),A
-	OUT (SLOT0),A
+	OUT (SLOT0),A					;!HARDCODE zx page number
-	LD A,5						; !HARDCODE page 5
+	LD A,5						;!HARDCODE zx page number
 	OUT (SLOT1),A
-	LD A,2						; !HARDCODE page 2
+	LD A,2						;!HARDCODE zx page number
 	OUT (SLOT2),A
 
 ;*********************************

src/bios/exp/EXTENDED/IDE/CD_DRV.ASM

@@ -129,7 +129,8 @@ CD_5x_Extended:
 	JR	C,TRAY_FN
 	; ...
 	; ...
-	LD	A,#AA               ;!HARDCODE error code
+	;LD	A,#AA
+	LD	A,BIOS.Error.InvalidSubFunction
 	SCF
 	RET
 ;[]================================================================[#5E]
@@ -263,9 +264,10 @@ AP_COM:	EXX
 	SCF 
 	RET 
 .NO_ERR:
-	BIT	IDE.ControlBit.DataRequest,A
+	;BIT	IDE.ControlBit.DataRequest,A
-	LD	A,BIOS.Error.NoErrors
+	AND	IDE.ControlByte.DataRequest
-	RET	Z	;NO DATA REQUEST
+	;LD	A,BIOS.Error.NoErrors
+	RET	Z	;NO DATA REQUEST	A = 0: BIOS.Error.NoErrors
 	EX	DE,HL
 	LD	BC,IDE.Read.CylinderLow
 	IN	E,(C)

src/bios/exp/FUNC_RAM_ROM_DRV.ASM

@@ -178,7 +178,7 @@ EMM.GetMem:	PUSH	BC
 		POP	BC
 		RET
 		;
-.noRAM:		LD	L,1		; !HARDCODE bios errors <20>…’ <20>€ŒŸ’ˆ
+.noRAM:		LD	L,BIOS.Error.EMM.NoMemory
 		EX	AF,AF'
 		OUT	(SLOT3),A
 		LD	A,L
@@ -207,7 +207,7 @@ EMM.GetMemRMD:
 	CALL BLK_TO_RAMD
 	RET NC
 .error2:
-	LD L,2		; RAM-Disk § ­ïâ	;!HARDCODE error number	;!TODO ¯¥à¥ç¨á«¨âì ¢á¥ ¢ à¨ ­âë ®è¨¡®ª ¨ ¨å ­®¬¥à  ª ª ¤«ï „‘‘
+	LD L,BIOS.Error.BadNumber	; RAM-Disk § ­ïâ
 	LD A,L
 	RET
 .error1:

src/bios/exp/FUNC_SERVICE.asm

@@ -399,10 +399,10 @@ REINIT:	DEC     B
 		OUT     (C),A
 		OUT     (RGADR),A
 		OUT     (RGMOD),A
-		OUT     (SLOT0),A
+		OUT     (SLOT0),A	;!HARDCODE zx page number
-		LD      A,5
+		LD      A,5		;!HARDCODE zx page number
 		OUT     (SLOT1),A
-		LD      A,2
+		LD      A,2		;!HARDCODE zx page number
 		OUT     (SLOT2),A
 		LD      A,DCP_PAGE
 		OUT     (SLOT3),A

src/bios/exp/FUNC_ZX.ASM

@@ -3,63 +3,75 @@
 
 
 ; [ ] free zx pages!
+; ????? SYS_PAGE.SHARED_BUFFER_256b
  IF	FREE_ZX_PAGES
 ;----------------[‚뤥«¥­¨¥/®á¢®¡®¦¤¥­¨¥ áâà ­¨æ ᯥªâà㬠]-------------;
-;¢å®¤:	ॣ B b3..0:
+;¢å®¤:	ॣ B:	0 - ¨­¨â ¯ ¬ï⨠Spectrum 48k
-;		0 - ¨­¨â ¯ ¬ï⨠Pentagon 128
+;		1 - ¨­¨â ¯ ¬ï⨠Pentagon 128k
-;		1 - ¨­¨â ¯ ¬ï⨠Pentagon 512
+;		2 - ¨­¨â ¯ ¬ï⨠Pentagon 512k
-;		2 - ¨­¨â ¯ ¬ï⨠Scorpion 256 
+;		3 - ¨­¨â ¯ ¬ï⨠Scorpion 256k 
-;	ॣ B b7:
+;	ॣ A:	âॡ㥬®¥ ª®«-¢® áâà ­¨æ ¤«ï vROM
-;		¢ë¤¥«¨âì/¢¥à­ãâì à ¬¡«®ª ¤«ï áâà ­¨æ ZX-ROM à §¬¥à®¬ A áâà.
+;
-;¢ë室:	CF = 0: A - ­®¬¥à à ¬¡«®ª  ¥á«¨ âॡ®¢ «áï
+;¢ë室:	CF = 0: A - ­®¬¥à à ¬¡«®ª 
 ;	CF = 1: A - ­®¬¥à ®è¨¡ª¨
 MANAGE_ZX_PAGES:
 
 
 .GET_SCORP:	IN	A,(SLOT3)
-		PUSH	AF
+		LD	E,A
 		LD	A,SYS_PAGE
 		OUT	(SLOT3),A
-		;
+	; ¯à®¢¥à¨âì ­ «¨ç¨¥ ᢮¡®¤­ëå áâà ­¨æ ᪮௠
-		LD	HL,SYS_PAGE.RAMD_FAT; - #4000 - #4000
+		; B = ª®«¨ç¥á⢮ áâà ­¨æ
-		LD	DE,SYS_PAGE.SHARED_BUFFER_256b
+		LD	B,8
-		LD	BC,SYS_PAGE.RAMD_FAT.Size
-		LDIR
-		DEC	H
 		XOR	A
-		; ‡ ¯®«­¨âì RAMD_FAT
+.check_loop:	DEC	L
-		; A = 0
+		JR	Z,.error_no_mem
-.loop2:		DEC	L
 		CP	(HL)
-		JR	NZ,.loop2
+		JR	NZ,.check_loop
 		;
-.check_barred_pages:
+		CALL	.check_barred_pages
-		; ¯à®¢¥àª  ­  ­¥à §à¥èñ­­ë¥ áâà ­¨æë
+		LD	A,0
-		EX	AF,AF'
+		JR	Z,.check_loop
-		 LD	A,L
+		DJNZ	.check_loop
-		 CP	RESET_PAGE
+		; A = 0
-		 JR	C,.good_page
+	; ¢ë¤¥«¨âì áâà ­¨æë ᪮௠
-		 JR	NZ,.check_isa_page
+		LD	B,8
-		 DEC	L
+.allocate_loop:	DEC	L
-		 JR	.good_page
+		CP	(HL)
-.check_isa_page: ;
+		JR	NZ,.allocate_loop
-		 AND	#F0
+		;
-		 XOR	#D0		; áâà ­¨æë ISA #D0..#DF
+		CALL	.check_barred_pages
-		 JR	NZ,.good_page
+		LD	A,0
-		 LD	L,#D0 - 1
+		JR	Z,.allocate_loop
-.good_page:	EX	AF,AF'
 		;
 		LD	(HL),C
 		LD	C,L
-		DJNZ	.loop2
+		DJNZ	.allocate_loop
-		; L = 㪠§ â¥«ì 楯®çª¨.
+	; L = 㪠§ â¥«ì 楯®çª¨.
-		;
-		POP	AF
-		OUT	(SLOT3),A
-		;
-		LD	A,L
 		AND	A
+.exit:		LD	A,E
+		OUT	(SLOT3),A
+		LD	A,L
 		RET
+	; 䨫ìâà ¤«ï áâà ­¨æ ᪮௠
+		;¢ë室:	ZF=1 - áâà ­¨æ  ­¥ ¯®¤å®¤¨â
+.check_barred_pages:
+		; check reset page
+		LD	A,L
+		CP	RESET_PAGE
+		RET	C
+		RET	Z
+		; check isa page
+		AND	#F0
+		XOR	#D0		; áâà ­¨æë ISA #D0..#DF
+		RET	NZ
+		LD	L,#D0
+		RET
+		;
+.error_no_mem:	LD	L,BIOS.Error.EMM.NoMemory
+		SCF
+		JR	.exit
 ;-----------------------------------------------------------------------;
  ENDIF