Add STRICTPART Config Setting

New STRICTPART setting prevents access to slices that overlap with foreign (non-CP/M) partitions.

Source/HBIOS/cfg_DUO.asm

@@ -62,6 +62,7 @@ BOOT_DELAY	.SET	0		; FIXED BOOT DELAY IN SECONDS PRIOR TO CONSOLE OUTPUT
 BOOT_PRETTY	.SET	FALSE		; BOOT WITH PRETTY PLATFORM NAME
 BT_REC_TYPE	.SET	BT_REC_NONE	; BOOT RECOVERY METHOD TO USE: BT_REC_[NONE|FORCE|SBCB0|SBC1B|SBCRI|DUORI]
 AUTOCON		.SET	TRUE		; ENABLE CONSOLE TAKEOVER AT LOADER PROMPT
+STRICTPART	.SET	TRUE		; ENFORCE STRICT PARTITION TABLE VALIDATION
 ;
 CPUSPDCAP	.SET	SPD_FIXED	; CPU SPEED CHANGE CAPABILITY SPD_FIXED|SPD_HILO
 CPUSPDDEF	.SET	SPD_UNSUP	; CPU SPEED DEFAULT SPD_UNSUP|SPD_HIGH|SPD_LOW

Source/HBIOS/cfg_DYNO.asm

@@ -62,6 +62,7 @@ BOOT_DELAY	.SET	0		; FIXED BOOT DELAY IN SECONDS PRIOR TO CONSOLE OUTPUT
 BOOT_PRETTY	.SET	FALSE		; BOOT WITH PRETTY PLATFORM NAME
 BT_REC_TYPE	.SET	BT_REC_NONE	; BOOT RECOVERY METHOD TO USE: BT_REC_[NONE|FORCE|SBCB0|SBC1B|SBCRI|DUORI]
 AUTOCON		.SET	TRUE		; ENABLE CONSOLE TAKEOVER AT LOADER PROMPT
+STRICTPART	.SET	TRUE		; ENFORCE STRICT PARTITION TABLE VALIDATION
 ;
 CPUSPDCAP	.SET	SPD_FIXED	; CPU SPEED CHANGE CAPABILITY SPD_FIXED|SPD_HILO
 CPUSPDDEF	.SET	SPD_HIGH	; CPU SPEED DEFAULT SPD_UNSUP|SPD_HIGH|SPD_LOW

Source/HBIOS/cfg_EPITX.asm

@@ -62,6 +62,7 @@ BOOT_DELAY	.SET	0		; FIXED BOOT DELAY IN SECONDS PRIOR TO CONSOLE OUTPUT
 BOOT_PRETTY	.SET	FALSE		; BOOT WITH PRETTY PLATFORM NAME
 BT_REC_TYPE	.SET	BT_REC_NONE	; BOOT RECOVERY METHOD TO USE: BT_REC_[NONE|FORCE|SBCB0|SBC1B|SBCRI|DUORI]
 AUTOCON		.SET	TRUE		; ENABLE CONSOLE TAKEOVER AT LOADER PROMPT
+STRICTPART	.SET	TRUE		; ENFORCE STRICT PARTITION TABLE VALIDATION
 ;
 CPUSPDCAP	.SET	SPD_FIXED	; CPU SPEED CHANGE CAPABILITY SPD_FIXED|SPD_HILO
 CPUSPDDEF	.SET	SPD_HIGH	; CPU SPEED DEFAULT SPD_UNSUP|SPD_HIGH|SPD_LOW

Source/HBIOS/cfg_FZ80.asm

@@ -62,6 +62,7 @@ BOOT_DELAY	.SET	0		; FIXED BOOT DELAY IN SECONDS PRIOR TO CONSOLE OUTPUT
 BOOT_PRETTY	.SET	FALSE		; BOOT WITH PRETTY PLATFORM NAME
 BT_REC_TYPE	.SET	BT_REC_NONE	; BOOT RECOVERY METHOD TO USE: BT_REC_[NONE|FORCE|SBCB0|SBC1B|SBCRI|DUORI]
 AUTOCON		.SET	TRUE		; ENABLE CONSOLE TAKEOVER AT LOADER PROMPT
+STRICTPART	.SET	TRUE		; ENFORCE STRICT PARTITION TABLE VALIDATION
 ;
 CPUSPDCAP	.SET	SPD_FIXED	; CPU SPEED CHANGE CAPABILITY SPD_FIXED|SPD_HILO
 CPUSPDDEF	.SET	SPD_HIGH	; CPU SPEED DEFAULT SPD_UNSUP|SPD_HIGH|SPD_LOW

Source/HBIOS/cfg_GMZ180.asm

@@ -61,6 +61,7 @@ BOOT_TIMEOUT	.SET	-1		; AUTO BOOT TIMEOUT IN SECONDS, -1 TO DISABLE, 0 FOR IMMED
 BOOT_DELAY	.SET	0		; FIXED BOOT DELAY IN SECONDS PRIOR TO CONSOLE OUTPUT
 BOOT_PRETTY	.SET	FALSE		; BOOT WITH PRETTY PLATFORM NAME
 AUTOCON		.SET	TRUE		; ENABLE CONSOLE TAKEOVER AT LOADER PROMPT
+STRICTPART	.SET	TRUE		; ENFORCE STRICT PARTITION TABLE VALIDATION
 ;
 CPUSPDCAP	.SET	SPD_FIXED	; CPU SPEED CHANGE CAPABILITY SPD_FIXED|SPD_HILO
 CPUSPDDEF	.SET	SPD_HIGH	; CPU SPEED DEFAULT SPD_UNSUP|SPD_HIGH|SPD_LOW

Source/HBIOS/cfg_HEATH.asm

@@ -62,6 +62,7 @@ BOOT_DELAY	.SET	0		; FIXED BOOT DELAY IN SECONDS PRIOR TO CONSOLE OUTPUT
 BOOT_PRETTY	.SET	FALSE		; BOOT WITH PRETTY PLATFORM NAME
 BT_REC_TYPE	.SET	BT_REC_NONE	; BOOT RECOVERY METHOD TO USE: BT_REC_[NONE|FORCE|SBCB0|SBC1B|SBCRI|DUORI]
 AUTOCON		.SET	TRUE		; ENABLE CONSOLE TAKEOVER AT LOADER PROMPT
+STRICTPART	.SET	TRUE		; ENFORCE STRICT PARTITION TABLE VALIDATION
 ;
 CPUSPDCAP	.SET	SPD_FIXED	; CPU SPEED CHANGE CAPABILITY SPD_FIXED|SPD_HILO
 CPUSPDDEF	.SET	SPD_HIGH	; CPU SPEED DEFAULT SPD_UNSUP|SPD_HIGH|SPD_LOW

Source/HBIOS/cfg_MASTER.asm

@@ -62,6 +62,7 @@ BOOT_DELAY	.EQU	0		; FIXED BOOT DELAY IN SECONDS PRIOR TO CONSOLE OUTPUT
 BOOT_PRETTY	.EQU	FALSE		; BOOT WITH PRETTY PLATFORM NAME
 BT_REC_TYPE	.EQU	BT_REC_NONE	; BOOT RECOVERY METHOD TO USE: BT_REC_[NONE|FORCE|SBCB0|SBC1B|SBCRI|DUORI]
 AUTOCON		.EQU	TRUE		; ENABLE CONSOLE TAKEOVER AT LOADER PROMPT
+STRICTPART	.EQU	TRUE		; ENFORCE STRICT PARTITION TABLE VALIDATION
 ;
 CPUSPDCAP	.EQU	SPD_FIXED	; CPU SPEED CHANGE CAPABILITY SPD_FIXED|SPD_HILO
 CPUSPDDEF	.EQU	SPD_HIGH	; CPU SPEED DEFAULT SPD_UNSUP|SPD_HIGH|SPD_LOW

Source/HBIOS/cfg_MBC.asm

@@ -62,6 +62,7 @@ BOOT_DELAY	.SET	0		; FIXED BOOT DELAY IN SECONDS PRIOR TO CONSOLE OUTPUT
 BOOT_PRETTY	.SET	FALSE		; BOOT WITH PRETTY PLATFORM NAME
 BT_REC_TYPE	.SET	BT_REC_NONE	; BOOT RECOVERY METHOD TO USE: BT_REC_[NONE|FORCE|SBCB0|SBC1B|SBCRI|DUORI]
 AUTOCON		.SET	TRUE		; ENABLE CONSOLE TAKEOVER AT LOADER PROMPT
+STRICTPART	.SET	TRUE		; ENFORCE STRICT PARTITION TABLE VALIDATION
 ;
 CPUSPDCAP	.SET	SPD_HILO	; CPU SPEED CHANGE CAPABILITY SPD_FIXED|SPD_HILO
 CPUSPDDEF	.SET	SPD_LOW		; CPU SPEED DEFAULT SPD_UNSUP|SPD_HIGH|SPD_LOW

Source/HBIOS/cfg_MK4.asm

@@ -62,6 +62,7 @@ BOOT_DELAY	.SET	0		; FIXED BOOT DELAY IN SECONDS PRIOR TO CONSOLE OUTPUT
 BOOT_PRETTY	.SET	FALSE		; BOOT WITH PRETTY PLATFORM NAME
 BT_REC_TYPE	.SET	BT_REC_NONE	; BOOT RECOVERY METHOD TO USE: BT_REC_[NONE|FORCE|SBCB0|SBC1B|SBCRI|DUORI]
 AUTOCON		.SET	TRUE		; ENABLE CONSOLE TAKEOVER AT LOADER PROMPT
+STRICTPART	.SET	TRUE		; ENFORCE STRICT PARTITION TABLE VALIDATION
 ;
 CPUSPDCAP	.SET	SPD_FIXED	; CPU SPEED CHANGE CAPABILITY SPD_FIXED|SPD_HILO
 CPUSPDDEF	.SET	SPD_HIGH	; CPU SPEED DEFAULT SPD_UNSUP|SPD_HIGH|SPD_LOW

Source/HBIOS/cfg_MON.asm

@@ -62,6 +62,7 @@ BOOT_DELAY	.SET	0		; FIXED BOOT DELAY IN SECONDS PRIOR TO CONSOLE OUTPUT
 BOOT_PRETTY	.SET	FALSE		; BOOT WITH PRETTY PLATFORM NAME
 BT_REC_TYPE	.SET	BT_REC_NONE	; BOOT RECOVERY METHOD TO USE: BT_REC_[NONE|FORCE|SBCB0|SBC1B|SBCRI|DUORI]
 AUTOCON		.SET	TRUE		; ENABLE CONSOLE TAKEOVER AT LOADER PROMPT
+STRICTPART	.SET	TRUE		; ENFORCE STRICT PARTITION TABLE VALIDATION
 ;
 CPUSPDCAP	.SET	SPD_FIXED	; CPU SPEED CHANGE CAPABILITY SPD_FIXED|SPD_HILO
 CPUSPDDEF	.SET	SPD_HIGH	; CPU SPEED DEFAULT SPD_UNSUP|SPD_HIGH|SPD_LOW

Source/HBIOS/cfg_N8.asm

@@ -62,6 +62,7 @@ BOOT_DELAY	.SET	0		; FIXED BOOT DELAY IN SECONDS PRIOR TO CONSOLE OUTPUT
 BOOT_PRETTY	.SET	FALSE		; BOOT WITH PRETTY PLATFORM NAME
 BT_REC_TYPE	.SET	BT_REC_NONE	; BOOT RECOVERY METHOD TO USE: BT_REC_[NONE|FORCE|SBCB0|SBC1B|SBCRI|DUORI]
 AUTOCON		.SET	TRUE		; ENABLE CONSOLE TAKEOVER AT LOADER PROMPT
+STRICTPART	.SET	TRUE		; ENFORCE STRICT PARTITION TABLE VALIDATION
 ;
 CPUSPDCAP	.SET	SPD_FIXED	; CPU SPEED CHANGE CAPABILITY SPD_FIXED|SPD_HILO
 CPUSPDDEF	.SET	SPD_HIGH	; CPU SPEED DEFAULT SPD_UNSUP|SPD_HIGH|SPD_LOW

Source/HBIOS/cfg_NABU.asm

@@ -62,6 +62,7 @@ BOOT_DELAY	.SET	0		; FIXED BOOT DELAY IN SECONDS PRIOR TO CONSOLE OUTPUT
 BOOT_PRETTY	.SET	FALSE		; BOOT WITH PRETTY PLATFORM NAME
 BT_REC_TYPE	.SET	BT_REC_NONE	; BOOT RECOVERY METHOD TO USE: BT_REC_[NONE|FORCE|SBCB0|SBC1B|SBCRI|DUORI]
 AUTOCON		.SET	TRUE		; ENABLE CONSOLE TAKEOVER AT LOADER PROMPT
+STRICTPART	.SET	TRUE		; ENFORCE STRICT PARTITION TABLE VALIDATION
 ;
 CPUSPDCAP	.SET	SPD_FIXED	; CPU SPEED CHANGE CAPABILITY SPD_FIXED|SPD_HILO
 CPUSPDDEF	.SET	SPD_HIGH	; CPU SPEED DEFAULT SPD_UNSUP|SPD_HIGH|SPD_LOW

Source/HBIOS/cfg_RCEZ80.asm

@@ -60,6 +60,7 @@ TICKFREQ	.SET	50		; DESIRED PERIODIC TIMER INTERRUPT FREQUENCY (HZ)
 BOOT_TIMEOUT	.SET	-1		; AUTO BOOT TIMEOUT IN SECONDS, -1 TO DISABLE, 0 FOR IMMEDIATE
 BOOT_DELAY	.SET	0		; FIXED BOOT DELAY IN SECONDS PRIOR TO CONSOLE OUTPUT
 AUTOCON		.SET	TRUE		; ENABLE CONSOLE TAKEOVER AT LOADER PROMPT
+STRICTPART	.SET	TRUE		; ENFORCE STRICT PARTITION TABLE VALIDATION
 ;
 CPUSPDCAP	.SET	SPD_FIXED	; CPU SPEED CHANGE CAPABILITY SPD_FIXED|SPD_HILO
 CPUSPDDEF	.SET	SPD_HIGH	; CPU SPEED DEFAULT SPD_UNSUP|SPD_HIGH|SPD_LOW

Source/HBIOS/cfg_RCZ180.asm

@@ -62,6 +62,7 @@ BOOT_DELAY	.SET	0		; FIXED BOOT DELAY IN SECONDS PRIOR TO CONSOLE OUTPUT
 BOOT_PRETTY	.SET	FALSE		; BOOT WITH PRETTY PLATFORM NAME
 BT_REC_TYPE	.SET	BT_REC_NONE	; BOOT RECOVERY METHOD TO USE: BT_REC_[NONE|FORCE|SBCB0|SBC1B|SBCRI|DUORI]
 AUTOCON		.SET	TRUE		; ENABLE CONSOLE TAKEOVER AT LOADER PROMPT
+STRICTPART	.SET	TRUE		; ENFORCE STRICT PARTITION TABLE VALIDATION
 ;
 CPUSPDCAP	.SET	SPD_FIXED	; CPU SPEED CHANGE CAPABILITY SPD_FIXED|SPD_HILO
 CPUSPDDEF	.SET	SPD_HIGH	; CPU SPEED DEFAULT SPD_UNSUP|SPD_HIGH|SPD_LOW

Source/HBIOS/cfg_RCZ280.asm

@@ -62,6 +62,7 @@ BOOT_DELAY	.SET	0		; FIXED BOOT DELAY IN SECONDS PRIOR TO CONSOLE OUTPUT
 BOOT_PRETTY	.SET	FALSE		; BOOT WITH PRETTY PLATFORM NAME
 BT_REC_TYPE	.SET	BT_REC_NONE	; BOOT RECOVERY METHOD TO USE: BT_REC_[NONE|FORCE|SBCB0|SBC1B|SBCRI|DUORI]
 AUTOCON		.SET	TRUE		; ENABLE CONSOLE TAKEOVER AT LOADER PROMPT
+STRICTPART	.SET	TRUE		; ENFORCE STRICT PARTITION TABLE VALIDATION
 ;
 CPUSPDCAP	.SET	SPD_FIXED	; CPU SPEED CHANGE CAPABILITY SPD_FIXED|SPD_HILO
 CPUSPDDEF	.SET	SPD_HIGH	; CPU SPEED DEFAULT SPD_UNSUP|SPD_HIGH|SPD_LOW

Source/HBIOS/cfg_RCZ80.asm

@@ -62,6 +62,7 @@ BOOT_DELAY	.SET	0		; FIXED BOOT DELAY IN SECONDS PRIOR TO CONSOLE OUTPUT
 BOOT_PRETTY	.SET	FALSE		; BOOT WITH PRETTY PLATFORM NAME
 BT_REC_TYPE	.SET	BT_REC_NONE	; BOOT RECOVERY METHOD TO USE: BT_REC_[NONE|FORCE|SBCB0|SBC1B|SBCRI|DUORI]
 AUTOCON		.SET	TRUE		; ENABLE CONSOLE TAKEOVER AT LOADER PROMPT
+STRICTPART	.SET	TRUE		; ENFORCE STRICT PARTITION TABLE VALIDATION
 ;
 CPUSPDCAP	.SET	SPD_FIXED	; CPU SPEED CHANGE CAPABILITY SPD_FIXED|SPD_HILO
 CPUSPDDEF	.SET	SPD_HIGH	; CPU SPEED DEFAULT SPD_UNSUP|SPD_HIGH|SPD_LOW

Source/HBIOS/cfg_RPH.asm

@@ -62,6 +62,7 @@ BOOT_DELAY	.SET	0		; FIXED BOOT DELAY IN SECONDS PRIOR TO CONSOLE OUTPUT
 BOOT_PRETTY	.SET	FALSE		; BOOT WITH PRETTY PLATFORM NAME
 BT_REC_TYPE	.SET	BT_REC_NONE	; BOOT RECOVERY METHOD TO USE: BT_REC_[NONE|FORCE|SBCB0|SBC1B|SBCRI|DUORI]
 AUTOCON		.SET	TRUE		; ENABLE CONSOLE TAKEOVER AT LOADER PROMPT
+STRICTPART	.SET	TRUE		; ENFORCE STRICT PARTITION TABLE VALIDATION
 ;
 CPUSPDCAP	.SET	SPD_FIXED	; CPU SPEED CHANGE CAPABILITY SPD_FIXED|SPD_HILO
 CPUSPDDEF	.SET	SPD_HIGH	; CPU SPEED DEFAULT SPD_UNSUP|SPD_HIGH|SPD_LOW

Source/HBIOS/cfg_S100.asm

@@ -62,6 +62,7 @@ BOOT_DELAY	.SET	0		; FIXED BOOT DELAY IN SECONDS PRIOR TO CONSOLE OUTPUT
 BOOT_PRETTY	.SET	FALSE		; BOOT WITH PRETTY PLATFORM NAME
 BT_REC_TYPE	.SET	BT_REC_NONE	; BOOT RECOVERY METHOD TO USE: BT_REC_[NONE|FORCE|SBCB0|SBC1B|SBCRI|DUORI]
 AUTOCON		.SET	TRUE		; ENABLE CONSOLE TAKEOVER AT LOADER PROMPT
+STRICTPART	.SET	TRUE		; ENFORCE STRICT PARTITION TABLE VALIDATION
 ;
 CPUSPDCAP	.SET	SPD_FIXED	; CPU SPEED CHANGE CAPABILITY SPD_FIXED|SPD_HILO
 CPUSPDDEF	.SET	SPD_HIGH	; CPU SPEED DEFAULT SPD_UNSUP|SPD_HIGH|SPD_LOW

Source/HBIOS/cfg_SBC.asm

@@ -62,6 +62,7 @@ BOOT_DELAY	.SET	0		; FIXED BOOT DELAY IN SECONDS PRIOR TO CONSOLE OUTPUT
 BOOT_PRETTY	.SET	FALSE		; BOOT WITH PRETTY PLATFORM NAME
 BT_REC_TYPE	.SET	BT_REC_NONE	; BOOT RECOVERY METHOD TO USE: BT_REC_[NONE|FORCE|SBCB0|SBC1B|SBCRI|DUORI]
 AUTOCON		.SET	TRUE		; ENABLE CONSOLE TAKEOVER AT LOADER PROMPT
+STRICTPART	.SET	TRUE		; ENFORCE STRICT PARTITION TABLE VALIDATION
 ;
 CPUSPDCAP	.SET	SPD_FIXED	; CPU SPEED CHANGE CAPABILITY SPD_FIXED|SPD_HILO
 CPUSPDDEF	.SET	SPD_HIGH	; CPU SPEED DEFAULT SPD_UNSUP|SPD_HIGH|SPD_LOW

Source/HBIOS/cfg_SCZ180.asm

@@ -62,6 +62,7 @@ BOOT_DELAY	.SET	0		; FIXED BOOT DELAY IN SECONDS PRIOR TO CONSOLE OUTPUT
 BOOT_PRETTY	.SET	FALSE		; BOOT WITH PRETTY PLATFORM NAME
 BT_REC_TYPE	.SET	BT_REC_NONE	; BOOT RECOVERY METHOD TO USE: BT_REC_[NONE|FORCE|SBCB0|SBC1B|SBCRI|DUORI]
 AUTOCON		.SET	TRUE		; ENABLE CONSOLE TAKEOVER AT LOADER PROMPT
+STRICTPART	.SET	TRUE		; ENFORCE STRICT PARTITION TABLE VALIDATION
 ;
 CPUSPDCAP	.SET	SPD_FIXED	; CPU SPEED CHANGE CAPABILITY SPD_FIXED|SPD_HILO
 CPUSPDDEF	.SET	SPD_HIGH	; CPU SPEED DEFAULT SPD_UNSUP|SPD_HIGH|SPD_LOW

Source/HBIOS/cfg_Z80RETRO.asm

@@ -62,6 +62,7 @@ BOOT_DELAY	.SET	0		; FIXED BOOT DELAY IN SECONDS PRIOR TO CONSOLE OUTPUT
 BOOT_PRETTY	.SET	FALSE		; BOOT WITH PRETTY PLATFORM NAME
 BT_REC_TYPE	.SET	BT_REC_NONE	; BOOT RECOVERY METHOD TO USE: BT_REC_[NONE|FORCE|SBCB0|SBC1B|SBCRI|DUORI]
 AUTOCON		.SET	TRUE		; ENABLE CONSOLE TAKEOVER AT LOADER PROMPT
+STRICTPART	.SET	TRUE		; ENFORCE STRICT PARTITION TABLE VALIDATION
 ;
 CPUSPDCAP	.SET	SPD_FIXED	; CPU SPEED CHANGE CAPABILITY SPD_FIXED|SPD_HILO
 CPUSPDDEF	.SET	SPD_HIGH	; CPU SPEED DEFAULT SPD_UNSUP|SPD_HIGH|SPD_LOW

Source/HBIOS/cfg_ZETA.asm

@@ -62,6 +62,7 @@ BOOT_DELAY	.SET	0		; FIXED BOOT DELAY IN SECONDS PRIOR TO CONSOLE OUTPUT
 BOOT_PRETTY	.SET	FALSE		; BOOT WITH PRETTY PLATFORM NAME
 BT_REC_TYPE	.SET	BT_REC_NONE	; BOOT RECOVERY METHOD TO USE: BT_REC_[NONE|FORCE|SBCB0|SBC1B|SBCRI|DUORI]
 AUTOCON		.SET	TRUE		; ENABLE CONSOLE TAKEOVER AT LOADER PROMPT
+STRICTPART	.SET	TRUE		; ENFORCE STRICT PARTITION TABLE VALIDATION
 ;
 CPUSPDCAP	.SET	SPD_FIXED	; CPU SPEED CHANGE CAPABILITY SPD_FIXED|SPD_HILO
 CPUSPDDEF	.SET	SPD_HIGH	; CPU SPEED DEFAULT SPD_UNSUP|SPD_HIGH|SPD_LOW

Source/HBIOS/cfg_ZETA2.asm

@@ -62,6 +62,7 @@ BOOT_DELAY	.SET	0		; FIXED BOOT DELAY IN SECONDS PRIOR TO CONSOLE OUTPUT
 BOOT_PRETTY	.SET	FALSE		; BOOT WITH PRETTY PLATFORM NAME
 BT_REC_TYPE	.SET	BT_REC_NONE	; BOOT RECOVERY METHOD TO USE: BT_REC_[NONE|FORCE|SBCB0|SBC1B|SBCRI|DUORI]
 AUTOCON		.SET	TRUE		; ENABLE CONSOLE TAKEOVER AT LOADER PROMPT
+STRICTPART	.SET	TRUE		; ENFORCE STRICT PARTITION TABLE VALIDATION
 ;
 CPUSPDCAP	.SET	SPD_FIXED	; CPU SPEED CHANGE CAPABILITY SPD_FIXED|SPD_HILO
 CPUSPDDEF	.SET	SPD_HIGH	; CPU SPEED DEFAULT SPD_UNSUP|SPD_HIGH|SPD_LOW

Source/HBIOS/hbios.asm

@@ -5146,7 +5146,19 @@ EXT_SLICE2C:
 	DJNZ	EXT_SLICE2A		; LOOP THRU TABLE
 	JR	EXT_SLICE3C		; READ ALL - NO CP/M PARTITION FOUND
 ;
-EXT_SLICE3A
+EXT_SLICE3A:
+;
+#IF (STRICTPART)
+;
+; THE FOLLOWING CODE RECORDS THE START OF A FOREIGN PARTITION AS THE IMPLIED
+; END OF NON-PARTITIONED CP/M SPACE (HD512).  THIS IS SUBSEQUENTLY USED TO
+; ENSURE WE DON'T ACCESS AN HD512 SLICE THAT IS ACTUALLY INSIDE OF A
+; FOREIGN PARTITION.  HOWEVER, ROMWBW HAS PREVIOUSLY IGNORED FOREIGN
+; PARTITIONS AND ENFORCING THIS BEHAVIOR NOW MAY RENDER LEGACY DISK
+; SLICES INACCESSIBLE DUE TO PRE-EXISTING IMPROPER PARTITION TABLES.
+; THE STRICTPART CONDITIONAL WILL ENABLE STRICT PARTITION TABLE
+; VALIDATION, IF DESIRED.
+;
 	; FOUND OTHER (NOT CPM) PARTITION
 	LD	A,(SLICE_FND)		; HAVE WE ALREADY FOUND PROCESSED NON CPM
 	OR	A			; PARTITION, AND CAPTURED ITS START SECTOR, SO
@@ -5167,6 +5179,12 @@ EXT_SLICE3A
 	LD	DE,8			; AND INC HL BY 8 TO GET TO NEXT PARITION
 	JR	EXT_SLICE2C		; CONTINUE TO NEXT PARTITION
 ;
+#ELSE
+;
+	JR	EXT_SLICE2B		; IGNORE FOREIGN PARTITIONS AND GO TO NEXT PART
+;
+#ENDIF
+;
 EXT_SLICE3B:
 	; FOUND CP/M (HD1K) PARTITION - RECORD THIS
 	LD	A,MID_HDNEW		; DISCOVERED HD1K MEDIA