fdd-drv.asm подредактирован под новый биос

DSS/drivers/media/fdd-drv.asm

@@ -178,11 +178,12 @@ Init:		LD	A,2     ;
 ;	;	;
 
 ;
-Open:		PUSH	AF
+Open:		PUSH	IY
+		PUSH	AF
 		LD	C,BIOS.DRV_RESET
 		RST	ToBIOS
 		POP	BC
-		RET	C
+		JR	C,.error
 		;
 		LD	A,B
 		LD	C,BIOS.DRV_GET_PAR
@@ -193,6 +194,7 @@ Open:		PUSH	AF
 		 OR	A				; 㡨ࠥ¬ ZF, ¥á«¨ ¥áâì
 		;
 		ADD	IX,DE				; ¥á«¨ à §¬¥à ᥪâ®à  ¡®«ìè¥, â® ®¡«®¬
+.error:		POP	IY
 		RET
 ;	;	;
 
@@ -216,7 +218,12 @@ MediaCheck:	CALL	Open
 
 
 ;DE - ADDRESS
-GetBPB:		LD	IX,0
+GetBPB:		PUSH	IY
+		CALL	.Start
+		POP	IY
+		RET
+		;		
+.Start:		LD	IX,0
 		; fix bug 14/01/2026. ¥á«¨ ­¥â MBR, â® ­¨ª ª¨å ¬ã⮪
 		 LD	H,D
 		 LD	L,E
@@ -248,22 +255,14 @@ GetBPB:		LD	IX,0
 		 SCF
 		 RET	NZ
 		;
-		PUSH	DE		; D - drive, E - Sectors Per Track
+		PUSH	DE						; D - drive, E - Sectors Per Track
 		LD	A,D
 		LD	C,BIOS.DRV_GET_PAR
 		RST	ToBIOS
-		; !TEST
-		 ;LD	A,H		; A heads
-		 ;POP	HL		; H - drive, L - Sectors Per Track
-		 ;PUSH	HL
-		 ;LD	H,A		; H - heads, L - Sectors Per Track
-		 ;POP	AF		; A - drive
-		 ;	
-		 LD	C,H		; C heads
-		 POP	HL		; H - drive, L - Sectors Per Track		
-		 LD	A,H		; A - drive
-		 LD	H,C		; H - heads, L - Sectors Per Track
-		;
+		LD	C,H						; C heads
+		POP	HL						; H - drive, L - Sectors Per Track		
+		LD	A,H						; A - drive
+		LD	H,C						; H - heads, L - Sectors Per Track
 		LD	C,BIOS.DRV_SET_PAR
 		RST	ToBIOS
 		XOR	A
@@ -277,14 +276,18 @@ GetBPB:		LD	IX,0
 ;	;	;
 
 
-Read:		LD	C,BIOS.DRV_READ
+Read:		PUSH	IY
+		LD	C,BIOS.DRV_READ
 		RST	ToBIOS
+		POP	IY
 		RET 
 ;	;	;
 
 
-Write:		LD	C,BIOS.DRV_WRITE
+Write:		PUSH	IY
+		LD	C,BIOS.DRV_WRITE
 		RST	ToBIOS
+		POP	IY
 		RET 
 ;	;	;
 
@@ -351,21 +354,23 @@ GenIOCTL:	BIT	7,B
 		RET
 		;
 .next:		PUSH	AF
+		PUSH	IY
 		LD	C,BIOS.DRV_GET_PAR
 		RST	ToBIOS
+		POP	IY
 		JR	C,.NONE_FDD
+		;
 		PUSH	HL
 		PUSH	DE
 		LD	A,H
 		LD	C,L
 		LD	HL,0
 		LD	B,H
-		;
 .mull_loop1:	ADD	HL,BC
 		DEC	A
 		JR	NZ,.mull_loop1
 		;
-		; HL - SECTOR PER CYLLINDER
+		; HL - SECTORS PER CYLINDER
 		; A=0 ZF=0 CF=0
 		LD	B,H
 		LD	C,L
@@ -422,7 +427,12 @@ GenIOCTL:	BIT	7,B
 ;	D5	- "1" RESERVED
 ;	D6	- ADDRESSING MODE LBA/CHS
 ;	D7	- "1" RESERVED
-.SetParams:	PUSH	AF
+.SetParams:	PUSH	IY
+		CALL	.Start
+		POP	IY
+		RET
+		;
+.Start:		PUSH	AF
 		EXX 
 		EX	DE,HL
 		LD	H,L
@@ -439,7 +449,8 @@ GenIOCTL:	BIT	7,B
 		JR	C,.NONE_FDD
 		POP	AF
 		LD	C,BIOS.DRV_SET_PAR
-		JP	ToBIOS
+		RST	ToBIOS
+		RET
 ;	;	;
 
 

Shared_Includes

@@ -1 +1 @@
-Subproject commit 2fec6202f716cfa3ed48fb9bfd79d1081cc2721b
+Subproject commit 467265101452bce67322e4b77cc0878044859eaa