From 412759754c0e56dffcf5af7a711ffa0b73bb83ca Mon Sep 17 00:00:00 2001
From: Anatoliy Belyanskiy <tolik.trek@gmail.com>
Date: Wed, 20 Sep 2023 01:00:54 +1000
Subject: [PATCH] ...

---
 src/bios/exp/EXTENDED/RAM_DISK_DRIVER_1.asm | 13 ++++++-------
 src/bios/exp/FUNC_RAM_ROM_DRV.ASM           | 16 +++++++++-------
 2 files changed, 15 insertions(+), 14 deletions(-)

diff --git a/src/bios/exp/EXTENDED/RAM_DISK_DRIVER_1.asm b/src/bios/exp/EXTENDED/RAM_DISK_DRIVER_1.asm
index 43c93bb..cb95869 100644
--- a/src/bios/exp/EXTENDED/RAM_DISK_DRIVER_1.asm
+++ b/src/bios/exp/EXTENDED/RAM_DISK_DRIVER_1.asm
@@ -42,8 +42,7 @@ RMD_5x.GETMED:
         RET     C
         SCF
         RET     Z
-
-
+	;
 	LD	C,A
 	LD	B,#FF
 .loop:	INC	B
@@ -52,16 +51,16 @@ RMD_5x.GETMED:
         CALL    EMM.GetMemPage                                          ; получить физический номер страницы из блока
 	POP	BC
 	JR	NC,.loop
-        CP      #FF
-        RET     NZ
+	; CF==1, A==0 - ошибка, A==#FF - ok
+	INC	A
+	RET	NZ	; если выходит, то с фдагами CF==1, ZF==1
+
         LD      E,B
         LD      B,C
-
-;  тут в E количество страниц в рамдиске, B - ID рамдиска
+	;  тут в E количество страниц в рамдиске, B - ID рамдиска
         LD      HL,1*256 + #4000/.SectorSize
         LD      D,0
         LD      IX,.SectorSize
-
         RET
 
 ////////////////////////////////////////////////////////////////////////////////////
diff --git a/src/bios/exp/FUNC_RAM_ROM_DRV.ASM b/src/bios/exp/FUNC_RAM_ROM_DRV.ASM
index 60b9adb..c7cb952 100644
--- a/src/bios/exp/FUNC_RAM_ROM_DRV.ASM
+++ b/src/bios/exp/FUNC_RAM_ROM_DRV.ASM
@@ -351,6 +351,8 @@ EMM.GetMemBlkPages:
 	LD B,0
 	LD L,A
 
+	LD	A,R
+
 .loop:	LD A,L
 	LD (DE),A
 	INC DE
@@ -358,7 +360,7 @@ EMM.GetMemBlkPages:
 	JR Z,.error
 	CP #FF
 	JR Z,.end
-
+	;
 	IN A,(SLOT2)
 	LD C,A
 	LD A,SYS_PAGE
@@ -367,19 +369,19 @@ EMM.GetMemBlkPages:
 	LD L,(HL)
 	LD A,C
 	OUT (SLOT2),A
-
+	;
 	INC B
 	JR NZ,.loop
 
 .error:	SCF
-	POP HL
+.end:	POP HL
 	POP DE
 	RET
 
-.end:	POP HL
-	POP DE
-	AND A
-	RET
+; .end:	POP HL
+; 	POP DE
+; 	AND A
+; 	RET
 ;----------------------------------------------------------------------;
 ;