Documentation Updates Inspired by Martin R

- Implemented a crude mechanism to output config settings during a build which can be imported into the User Guide appendix.
2 years ago · 72cdbdd4ad
61 changed files with 1491 additions and 385 deletions
--- a/Applications.pdf
+++ b/Applications.pdf
--- a/Catalog.pdf
+++ b/Catalog.pdf
--- a/Errata.pdf
+++ b/Errata.pdf
--- a/Applications.pdf
+++ b/Applications.pdf
--- a/Doc/RomWBW
+++ b/Doc/RomWBW
--- a/Doc/RomWBW
+++ b/Doc/RomWBW
--- a/ReadMe.md
+++ b/ReadMe.md
@ -3,7 +3,7 @@
 **RomWBW ReadMe** \
 Version 3.4 \
 Wayne Warthen  ([wwarthen@gmail.com](mailto:wwarthen@gmail.com)) \
-27 Nov 2023
+29 Nov 2023

 # Overview

--- a/ReadMe.txt
+++ b/ReadMe.txt
@ -1,6 +1,6 @@
 RomWBW ReadMe
 Wayne Warthen (wwarthen@gmail.com)
-27 Nov 2023
+29 Nov 2023



--- a/Source/Doc/UserGuide.md
+++ b/Source/Doc/UserGuide.md
--- a/Source/HBIOS/Build.cmd
+++ b/Source/HBIOS/Build.cmd
@ -33,6 +33,16 @@ PowerShell -ExecutionPolicy Unrestricted .\Build.ps1 %* || exit /b

 call build_env.cmd

+::
+:: Start of the actual build process for a given ROM.
+::
+
+echo.
+echo ============================================================
+echo %ROMName% for Z%CPUType% CPU
+echo ============================================================
+echo.
+
 ::
 :: Create a small app that is used to export key build variables of the build.
 :: Then run the app to output a file with the variables.  Finally, read the
@ -43,12 +53,6 @@ tasm -t80 -g3 -dCMD hbios_env.asm hbios_env.com hbios_env.lst || exit /b
 zxcc hbios_env >hbios_env.cmd
 call hbios_env.cmd

-::
-:: Start of the actual build process for a given ROM.
-::
-
-echo Building %ROMSize%K ROM %ROMName% for Z%CPUType% CPU...
-
 ::
 :: UNA is a special case, check for it and jump if needed.
 ::
--- a/Source/HBIOS/acia.asm
+++ b/Source/HBIOS/acia.asm
@ -717,6 +717,13 @@ ACIA0_CFG:
        .DW     ACIA0_INT                ; INT HANDLER POINTER
        .DW     (ACIA0CLK / ACIA0DIV) & $FFFF   ; CLOCK FREQ AS
        .DW     (ACIA0CLK / ACIA0DIV) >> 16     ; ... DWORD VALUE
+;
+	.ECHO	"ACIA: IO="
+	.ECHO	ACIA0BASE
+#IF (INTMODE == 1)
+	.ECHO	", INTERRUPTS ENABLED"
+#ENDIF
+	.ECHO	"\n"
 ;
 ACIA_CFGSIZ     .EQU    $ - ACIA_CFG    ; SIZE OF ONE CFG TABLE ENTRY
 ;
@ -733,6 +740,13 @@ ACIA1_CFG:
        .DW     ACIA1_INT                ; INT HANDLER POINTER
        .DW     (ACIA1CLK / ACIA1DIV) & $FFFF   ; CLOCK FREQ AS
        .DW     (ACIA1CLK / ACIA1DIV) >> 16     ; ... DWORD VALUE
+;
+	.ECHO	"ACIA: IO="
+	.ECHO	ACIA1BASE
+#IF (INTMODE == 1)
+	.ECHO	", INTERRUPTS ENABLED"
+#ENDIF
+	.ECHO	"\n"
 ;
 #ENDIF
 ;
--- a/Source/HBIOS/asci.asm
+++ b/Source/HBIOS/asci.asm
@ -836,6 +836,13 @@ ASCI1_CFG:
 	.DB	ASCI1_BASE		; BASE PORT
 	.DW	ASCI1CFG		; LINE CONFIGURATION
 	.DW	ASCI1_RCVBUF		; POINTER TO RCV BUFFER STRUCT
+;
+	.ECHO	"ASCI: IO="
+	.ECHO	ASCI1_BASE
+#IF ((ASCIINTS) & (INTMODE >0))
+	.ECHO	", INTERRUPTS ENABLED"
+#ENDIF
+	.ECHO	"\n"
 ;
 ASCI_CFGSIZ	.EQU	$ - ASCI_CFG	; SIZE OF ONE CFG TABLE ENTRY
 ;
@ -847,6 +854,13 @@ ASCI0_CFG:
 	.DB	ASCI0_BASE		; BASE PORT
 	.DW	ASCI0CFG		; LINE CONFIGURATION
 	.DW	ASCI0_RCVBUF		; POINTER TO RCV BUFFER STRUCT
+;
+	.ECHO	"ASCI: IO="
+	.ECHO	ASCI0_BASE
+#IF ((ASCIINTS) & (INTMODE >0))
+	.ECHO	", INTERRUPTS ENABLED"
+#ENDIF
+	.ECHO	"\n"
 ;
 #ELSE
 ;
@ -858,6 +872,13 @@ ASCI0_CFG:
 	.DB	ASCI0_BASE		; BASE PORT
 	.DW	ASCI0CFG		; LINE CONFIGURATION
 	.DW	ASCI0_RCVBUF		; POINTER TO RCV BUFFER STRUCT
+;
+	.ECHO	"ASCI: IO="
+	.ECHO	ASCI0_BASE
+#IF ((ASCIINTS) & (INTMODE >0))
+	.ECHO	", INTERRUPTS ENABLED"
+#ENDIF
+	.ECHO	"\n"
 ;
 ASCI_CFGSIZ	.EQU	$ - ASCI_CFG	; SIZE OF ONE CFG TABLE ENTRY
 ;
@ -870,7 +891,13 @@ ASCI1_CFG:
 	.DW	ASCI1CFG		; LINE CONFIGURATION
 	.DW	ASCI1_RCVBUF		; POINTER TO RCV BUFFER STRUCT
 ;
+	.ECHO	"ASCI: IO="
+	.ECHO	ASCI1_BASE
+#IF ((ASCIINTS) & (INTMODE > 0))
+	.ECHO	", INTERRUPTS ENABLED"
 #ENDIF
+	.ECHO	"\n"
 ;
+#ENDIF
 ;
 ASCI_CFGCNT	.EQU	($ - ASCI_CFG) / ASCI_CFGSIZ
--- a/Source/HBIOS/ay38910.asm
+++ b/Source/HBIOS/ay38910.asm
@ -19,12 +19,15 @@
 ;  VOLTAGE LEVEL OUTPUT ON A AY-3-8910 IS LOW AND AROUND 2V ON YM2149.
 ;
 AY_RCSND	.EQU	0		; 0 = EB MODULE, 1=MF MODULE
+;
+	.ECHO	"AY38910: MODE="
 ;
 #IF (AYMODE == AYMODE_SCG)
 AY_RSEL		.EQU	$9A
 AY_RDAT		.EQU	$9B
 AY_RIN		.EQU	AY_RSEL
 AY_ACR		.EQU	$9C
+		.ECHO	"SCG"
 #ENDIF
 ;
 #IF (AYMODE == AYMODE_N8)
@ -32,30 +35,35 @@ AY_RSEL		.EQU	$9C
 AY_RDAT		.EQU	$9D
 AY_RIN		.EQU	AY_RSEL
 AY_ACR		.EQU	N8_DEFACR
+		.ECHO	"N8"
 #ENDIF
 ;
 #IF (AYMODE == AYMODE_RCZ80)
 AY_RSEL		.EQU	$D8
 AY_RDAT		.EQU	$D0
 AY_RIN		.EQU	AY_RSEL+AY_RCSND
+		.ECHO	"RCZ80"
 #ENDIF
 ;
 #IF (AYMODE == AYMODE_RCZ180)
 AY_RSEL		.EQU	$68
 AY_RDAT		.EQU	$60
 AY_RIN		.EQU	AY_RSEL+AY_RCSND
+		.ECHO	"RCZ180"
 #ENDIF
 ;
 #IF (AYMODE == AYMODE_MSX)
 AY_RSEL		.EQU	$A0
 AY_RDAT		.EQU	$A1
 AY_RIN		.EQU	$A2
+		.ECHO	"MSX"
 #ENDIF
 ;
 #IF (AYMODE == AYMODE_LINC)
 AY_RSEL		.EQU	$33
 AY_RDAT		.EQU	$32
 AY_RIN		.EQU	$32
+		.ECHO	"LINC"
 #ENDIF
 ;
 #IF (AYMODE == AYMODE_MBC)
@ -63,7 +71,14 @@ AY_RSEL		.EQU	$A0
 AY_RDAT		.EQU	$A1
 AY_RIN		.EQU	AY_RSEL
 AY_ACR		.EQU	$A2
+		.ECHO	"MBC"
 #ENDIF
+;
+	.ECHO	", IO="
+	.ECHO	AY_RSEL
+	.ECHO	", CLOCK="
+	.ECHO	AY_CLK
+	.ECHO	" HZ\n"
 ;
 ;======================================================================
 ;
@ -107,10 +122,6 @@ AY_NOISECNT	.EQU	1		; COUNT NUMBER OF NOISE CHANNELS
 ;#ELSE					; PRESCALE THE TONE PERIOD
 ;AY_SCALE	.EQU	3		; DATA TO MAINTAIN MAXIMUM
 ;#ENDIF					; RANGE AND ACCURACY
-;
-	.ECHO	"AY38910 CLOCK: "
-	.ECHO	AY_CLK
-	.ECHO	"\n"
 ;
 #INCLUDE "audio.inc"
 ;
--- a/Source/HBIOS/bqrtc.asm
+++ b/Source/HBIOS/bqrtc.asm
@ -91,6 +91,10 @@ BQRTC_UTI	.EQU	%00001000

 BQRTC_BUFSIZE	.EQU	6		; 6 BYTE BUFFER (YYMMDDHHMMSS)

+		.ECHO	"BQRTC: IO="
+		.ECHO	BQRTC_BASE
+		.ECHO	"\n"
+
 ; RTC Device Initialization Entry

 BQRTC_INIT:
--- a/Source/HBIOS/ch.asm
+++ b/Source/HBIOS/ch.asm
@ -102,6 +102,10 @@ CH_CFG0:	; DEVICE 0
 	.DW	CHUSB_CFG0		; USB SUB-DRIVER INIT ADR
 	.DB	CH0SDENABLE		; ENABLE SD CARD SUB-DRIVER
 	.DW	CHSD_CFG0		; SD CARD SUB-DRIVER INIT ADR
+;
+	.ECHO	"CH: IO="
+	.ECHO	CH0BASE
+	.ECHO	"\n"
 #ENDIF
 ;
 #IF (CHCNT >= 2)
@ -113,6 +117,10 @@ CH_CFG1:	; DEVICE 1
 	.DW	CHUSB_CFG1		; USB SUB-DRIVER INIT ADR
 	.DB	CH1SDENABLE		; ENABLE SD CARD SUB-DRIVER
 	.DW	CHSD_CFG1		; SD CARD SUB-DRIVER INIT ADR
+;
+	.ECHO	"CH: IO="
+	.ECHO	CH1BASE
+	.ECHO	"\n"
 #ENDIF
 ;
 #IF ($ - CH_CFGTBL) != (CHCNT * CH_CFGSIZ)
@ -451,6 +459,12 @@ CHUSB_CFG0:
 	.DB	0			; DEVICE STATUS
 	.DW	0,0			; DEVICE CAPACITY
 	.DW	0,0			; CURRENT LBA
+;
+  #IF (CH0USBENABLE)
+	.ECHO	"CHUSB: IO="
+	.ECHO	CH0BASE
+	.ECHO	"\n"
+  #ENDIF
 #ENDIF
 ;
 #IF (CHCNT >= 2)
@ -461,6 +475,12 @@ CHUSB_CFG1:
 	.DB	0			; DEVICE STATUS
 	.DW	0,0			; DEVICE CAPACITY
 	.DW	0,0			; CURRENT LBA
+;
+  #IF (CH1USBENABLE)
+	.ECHO	"CHUSB: IO="
+	.ECHO	CH1BASE
+	.ECHO	"\n"
+  #ENDIF
 #ENDIF
 ;
 #IF ($ - CHUSB_CFGTBL) != (CHCNT * CHUSB_CFGSIZ)
@ -1203,6 +1223,12 @@ CHSD_CFG0:
 	.DB	0			; DEVICE STATUS
 	.DW	0,0			; DEVICE CAPACITY
 	.DW	0,0			; CURRENT LBA
+;
+  #IF (CH0SDENABLE)
+	.ECHO	"CHSD: IO="
+	.ECHO	CH0BASE
+	.ECHO	"\n"
+  #ENDIF
 #ENDIF
 ;
 #IF (CHCNT >= 2)
@ -1213,6 +1239,12 @@ CHSD_CFG1:
 	.DB	0			; DEVICE STATUS
 	.DW	0,0			; DEVICE CAPACITY
 	.DW	0,0			; CURRENT LBA
+;
+  #IF (CH1SDENABLE)
+	.ECHO	"CHSD: IO="
+	.ECHO	CH1BASE
+	.ECHO	"\n"
+  #ENDIF
 #ENDIF
 ;
 #IF ($ - CHSD_CFGTBL) != (CHCNT * CHSD_CFGSIZ)
--- a/Source/HBIOS/ctc.asm
+++ b/Source/HBIOS/ctc.asm
@ -28,6 +28,8 @@ CTC_TIM256CFG	.EQU	%00110111	; CTC TIMER/256 MODE CONFIG
 #IF (CTCTIMER & (INTMODE != 2))
 	.ECHO	"*** WARNING: CTC TIMER DISABLED -- INTMODE 2 REQUIRED!!!\n"
 #ENDIF
+	.ECHO	"CTC: IO="
+	.ECHO	CTCBASE
 ;
 #IF (CTCTIMER & (INTMODE == 2))
 ;
@ -109,13 +111,24 @@ CTC_DIV		.EQU	CTCOSC / CTC_PRESCL / TICKFREQ
 CTC_DIVHI	.EQU	CTCPRE
 CTC_DIVLO	.EQU	(CTC_DIV / CTC_DIVHI)
 ;
-	.ECHO "CTC DIVISOR: "
+
+	.ECHO	", TIMER MODE="
+  #IF (CTCMODE == CTCMODE_CTR)
+		.ECHO	"COUNTER"
+  #ENDIF
+  #IF (CTCMODE == CTCMODE_TIM16)
+		.ECHO	"TIMER/16"
+  #ENDIF
+  #IF (CTCMODE == CTCMODE_TIM256)
+		.ECHO	"TIMER/256"
+  #ENDIF
+	.ECHO ", DIVISOR="
 	.ECHO CTC_DIV
-	.ECHO ", HI: "
+	.ECHO ", HI="
 	.ECHO CTC_DIVHI
-	.ECHO ", LO: "
+	.ECHO ", LO="
 	.ECHO CTC_DIVLO
-	.ECHO "\n"
+	.ECHO ", INTERRUPTS ENABLED"
 ;
  #IF ((CTC_DIV == 0) | (CTC_DIV > $FFFF))
 	.ECHO "COMPUTED CTC DIVISOR IS UNUSABLE!\n"
@ -134,6 +147,8 @@ CTC_DIVLO	.EQU	(CTC_DIV / CTC_DIVHI)
 CTCTIVT		.EQU	INT_CTC0A + CTCTIMCH
 ;
 #ENDIF
+;
+	.ECHO "\n"
 ;
 ;==================================================================================================
 ; CTC PRE-INITIALIZATION
--- a/Source/HBIOS/cvdu.asm
+++ b/Source/HBIOS/cvdu.asm
@ -17,6 +17,8 @@
 ;======================================================================
 ;
 CVDU_BASE	.EQU	$E0
+;
+		.ECHO	"CVDU: MODE="
 ;
 #IF (CVDUMODE == CVDUMODE_ECB)
 CVDU_KBDDATA	.EQU	CVDU_BASE + $02	; KBD CTLR DATA PORT
@ -24,6 +26,7 @@ CVDU_KBDST	.EQU	CVDU_BASE + $0A	; KBD CTLR STATUS/CMD PORT
 CVDU_STAT	.EQU	CVDU_BASE + $04	; READ M8563 STATUS
 CVDU_REG	.EQU	CVDU_BASE + $04	; SELECT M8563 REGISTER
 CVDU_DATA	.EQU	CVDU_BASE + $0C	; READ/WRITE M8563 DATA
+		.ECHO	"ECB"
 #ENDIF
 ;
 #IF (CVDUMODE == CVDUMODE_MBC)
@ -32,7 +35,15 @@ CVDU_KBDST	.EQU	CVDU_BASE + $03	; KBD CTLR STATUS/CMD PORT
 CVDU_STAT	.EQU	CVDU_BASE + $04	; READ M8563 STATUS
 CVDU_REG	.EQU	CVDU_BASE + $04	; SELECT M8563 REGISTER
 CVDU_DATA	.EQU	CVDU_BASE + $05	; READ/WRITE M8563 DATA
+		.ECHO	"MBC"
 #ENDIF
+;
+		.ECHO	", IO="
+		.ECHO	CVDU_BASE
+		.ECHO	", KBD MODE=PS/2"
+		.ECHO	", KBD IO="
+		.ECHO	CVDU_KBDDATA
+		.ECHO	"\n"
 ;
 CVDU_ROWS	.EQU	25
 CVDU_COLS	.EQU	80
--- a/Source/HBIOS/dma.asm
+++ b/Source/HBIOS/dma.asm
@ -2,17 +2,31 @@
 ; Z80 DMA DRIVER
 ;==================================================================================================
 ;
+;
+	.ECHO	"DMA: MODE="
+;
 #IF ((DMAMODE == DMAMODE_ECB) | (DMAMODE == DMAMODE_MBC))
 DMA_IO		.EQU	DMABASE
 DMA_CTL		.EQU	DMABASE + 1
 DMA_USEHALF	.EQU	TRUE
+  #IF (DMAMODE == DMAMODE_ECB)
+	.ECHO	"ECB"
+  #ENDIF
+  #IF (DMAMODE == DMAMODE_MBC)
+	.ECHO	"MBC"
+  #ENDIF
 #ENDIF
 ;
 #IF (DMAMODE == DMAMODE_DUO)
 DMA_IO		.EQU	DMABASE
 DMA_CTL		.EQU	DMABASE + 3
 DMA_USEHALF	.EQU	FALSE
+	.ECHO	"DUO"
 #ENDIF
+;S
+	.ECHO	", IO="
+	.ECHO	DMA_IO
+	.ECHO	"\n"
 ;
 DMA_CONTINUOUS			.equ 	%10111101	; + Pulse
 DMA_BYTE			.equ 	%10011101	; + Pulse
--- a/Source/HBIOS/ds1501rtc.asm
+++ b/Source/HBIOS/ds1501rtc.asm
@ -111,6 +111,12 @@ DS1501RTC_TE	.EQU	%10000000

 DS1501RTC_BUFSIZE	.EQU	6		; 6 BYTE BUFFER (YYMMDDHHMMSS)

+	.ECHO	"DS1501RTC: RTCIO="
+	.ECHO	DS1501RTC_BASE
+	.ECHO	", NVMIO="
+	.ECHO	DS1501NVM_BASE
+	.ECHO	"\n"
+
 ; RTC Device Initialization Entry

 DS1501RTC_INIT:
--- a/Source/HBIOS/ds7rtc.asm
+++ b/Source/HBIOS/ds7rtc.asm
@ -22,6 +22,8 @@ DS7_READ   	.EQU    (DS7_DS1307 | DS7_R)	; READ
 DS7_WRITE 	.EQU    (DS7_DS1307 | DS7_W)	; WRITE
 ;
 DS7_CTL		.EQU	(DS7_OUT | DS7_SQWE | DS7_RATE)
+;
+		.ECHO	"DS1307: ENABLED\n"
 ;
 ;-----------------------------------------------------------------------------
 ; DS1307 INITIALIZATION
--- a/Source/HBIOS/dsrtc.asm
+++ b/Source/HBIOS/dsrtc.asm
@ -88,6 +88,8 @@
 ; D2	--	--	--	--	--	--	--	--	--		--	--
 ; D1	----	--	--	--	--	--	--	--	--		CLKSEL	--
 ; D0	RTC_IN	RTC_IN	RTC_IN	RTC_IN	RTC_IN	RTC_IN	--	--	RTC_IN		RTC_IN	RTC_IN
+;
+	.ECHO	"DSRTC: MODE="
 ;
 #IF (DSRTCMODE == DSRTCMODE_STD)
 ;
@ -113,6 +115,8 @@ DS1d8k		.EQU	%10100111	; 1 DOIDE 8K RESISTOR
 DS2d2k		.EQU	%10101001	; 2 DIODES 2K RESISTOR
 DS2d4k		.EQU	%10101010	; 2 DIODES 4K RESISTOR
 DS2d8k		.EQU	%10101011	; 2 DIODES 8K RESISTOR
+;
+		.ECHO	"STD"
 ;
 #ENDIF
 ;
@ -129,8 +133,14 @@ DSRTC_MASK	.EQU	%00001111	; MASK FOR BITS WE OWN IN RTC LATCH PORT
 DSRTC_IDLE	.EQU	%00001000	; QUIESCENT STATE
 ;
 #DEFINE	DSRTC_OPRVAL	DSRTC_RTCVAL
+;
+		.ECHO	"MFPIC"
 ;
 #ENDIF
+;
+		.ECHO	", IO="
+		.ECHO	DSRTC_IO
+		.ECHO	"\n"
 ;
 DSRTC_BUFSIZ	.EQU	7		; 7 BYTE BUFFER (YYMMDDHHMMSSWW)
 ;
--- a/Source/HBIOS/duart.asm
+++ b/Source/HBIOS/duart.asm
@ -822,6 +822,10 @@ DUART0A_CFG:
 	.DW	DUART0_ACR		; IY+6	POINTER TO SHADOW ACR FOR THIS CHIP
 	.DW	DUART0ACFG		; IY+8	LINE CONFIGURATION
 	.DB	1			; IY+10	MULTIPLIER WRT 3.6864MHZ CLOCK
+;
+	.ECHO	"DUART: IO="
+	.ECHO	DUART0BASE + $00
+	.ECHO	", CHANNEL A\n"
 ;
 DUART_CFGSIZ	.EQU	$ - DUART_CFG	; SIZE OF ONE CFG TABLE ENTRY
 ;
@ -835,6 +839,10 @@ DUART0B_CFG:
 	.DW	DUART0_ACR		; POINTER TO SHADOW ACR FOR THIS CHIP
 	.DW	DUART0BCFG		; LINE CONFIGURATION
 	.DB	1			; MULTIPLIER WRT 3.6864MHZ CLOCK
+;
+	.ECHO	"DUART: IO="
+	.ECHO	DUART0BASE + $08
+	.ECHO	", CHANNEL B\n"
 ;
 #IF (DUARTCNT >= 2)
 ;
@ -848,6 +856,10 @@ DUART1A_CFG:
 	.DW	DUART1_ACR		; POINTER TO SHADOW ACR FOR THIS CHIP
 	.DW	DUART1ACFG		; LINE CONFIGURATION
 	.DB	1			; MULTIPLIER WRT 3.6864MHZ CLOCK
+;
+	.ECHO	"DUART: IO="
+	.ECHO	DUART1BASE + $00
+	.ECHO	", CHANNEL A\n"
 ;
 DUART1B_CFG:
 	; 2ND DUART MODULE CHANNEL B
@ -859,6 +871,10 @@ DUART1B_CFG:
 	.DW	DUART1_ACR		; POINTER TO SHADOW ACR FOR THIS CHIP
 	.DW	DUART1BCFG		; LINE CONFIGURATION
 	.DB	1			; MULTIPLIER WRT 3.6864MHZ CLOCK
+;
+	.ECHO	"DUART: IO="
+	.ECHO	DUART1BASE + $08
+	.ECHO	", CHANNEL B\n"
 ;
 #ENDIF
 ;
--- a/Source/HBIOS/esp.asm
+++ b/Source/HBIOS/esp.asm
@ -53,6 +53,10 @@ ESP_CFG_IO	.EQU	1		; ESP I/O PORT
 ESP_CFG_ST	.EQU	2		; ESP STATUS PORT
 ESP_CFG_RDYMSK	.EQU	3		; ESP READY MASK
 ESP_CFG_BSYMSK	.EQU	4		; ESP BUSY MASK
+;
+	.ECHO	"ESP: IO="
+	.ECHO	ESP_IOBASE
+	.ECHO	"\n"
 ;
 ; GLOBAL ESP INITIALIZATION
 ;
@ -343,6 +347,8 @@ ESP_STR_UPGRADE		.TEXT	"!!!UPGRADE REQUIRED!!!$"
 ;
 ESPCON_ROWS	.EQU	25		; VGA DISPLAY ROWS
 ESPCON_COLS	.EQU	80		; VGA DISPLAY COLS
+;
+	.ECHO	"ESPCON: ENABLED\n"
 ;
 ;
 ;
@ -685,7 +691,8 @@ ESPSER0_CFG:
 	.DB	ESP_0_RDY			; ESP READY BIT MASK
 	.DB	ESP_0_BUSY			; ESP BUSY BIT MASK
 	.DW	ESPSER_LINECFG			; LINE CONFIGURATION
-
+;
+	.ECHO	"ESPSER: DEVICE=0\n"
 ;
 ESPSER1_CFG:
 	.DB	0				; DEVICE NUMBER (UPDATED DURING INIT)
@ -694,6 +701,8 @@ ESPSER1_CFG:
 	.DB	ESP_1_RDY			; ESP READY BIT MASK
 	.DB	ESP_1_BUSY			; ESP BUSY BIT MASK
 	.DW	ESPSER_LINECFG			; LINE CONFIGURATION
+;
+	.ECHO	"ESPSER: DEVICE=1\n"
 ;
 ;
 ;
--- a/Source/HBIOS/fd.asm
+++ b/Source/HBIOS/fd.asm
@ -14,6 +14,7 @@ FDC_DATA	.EQU	$37		; 8272 DATA PORT
 FDC_DIR		.EQU	$38		; DATA INPUT REGISTER
 FDC_DOR		.EQU	$3A		; DIGITAL OUTPUT REGISTER (LATCH)
 FDC_DMA		.EQU	$3C		; PSEUDO DMA DATA PORT
+  #DEFINE FDMODE_STR "DIO"
 #ENDIF
 #IF (FDMODE = FDMODE_ZETA2)
 FDC_MSR		.EQU	$30		; 8272 MAIN STATUS REGISTER
@ -21,6 +22,7 @@ FDC_DATA	.EQU	$31		; 8272 DATA PORT
 FDC_DOR		.EQU	$38		; DIGITAL OUTPUT REGISTER
 FDC_DCR		.EQU	$28		; CONFIGURATION CONTROL REGISTER
 FDC_TC		.EQU	$38		; TERMINAL COUNT (W/ DACK)
+  #DEFINE FDMODE_STR "ZETA2"
 #ENDIF
 #IF (FDMODE == FDMODE_DIDE)
 FDC_BID		.EQU	$20		; IO RANGE 20H-3FH
@ -31,6 +33,7 @@ FDC_DCR		.EQU	$2D		; DCR
 FDC_DACK	.EQU	$3C		; DACK
 FDC_TC		.EQU	$3D		; TERMINAL COUNT (W/ DACK)
 FDC_DMA		.EQU	$3C		; NOT USED BY DIDE
+  #DEFINE FDMODE_STR "DIDE"
 #ENDIF
 #IF (FDMODE == FDMODE_N8)
 FDC_MSR		.EQU	$8C		; 8272 MAIN STATUS REGISTER
@ -40,11 +43,13 @@ FDC_DCR		.EQU	$91		; DCR
 FDC_DACK	.EQU	$90		; DACK
 FDC_TC		.EQU	$93		; TERMINAL COUNT (W/ DACK)
 FDC_DMA		.EQU	$3C		; NOT USED BY N8
+  #DEFINE FDMODE_STR "N8"
 #ENDIF
 #IF (FDMODE == FDMODE_RCSMC)
 FDC_MSR		.EQU	$50		; 8272 MAIN STATUS REGISTER
 FDC_DATA	.EQU	$51		; 8272 DATA PORT
 FDC_DOR		.EQU	$58		; DIGITAL OUTPUT REGISTER (LATCH)
+  #DEFINE FDMODE_STR "RCSMC"
 #ENDIF
 #IF (FDMODE == FDMODE_RCWDC)
 FDC_MSR		.EQU	$50		; 8272 MAIN STATUS REGISTER
@ -52,6 +57,7 @@ FDC_DATA	.EQU	$51		; 8272 DATA PORT
 FDC_DOR		.EQU	$58		; DIGITAL OUTPUT REGISTER
 FDC_DCR		.EQU	$48		; CONFIGURATION CONTROL REGISTER
 FDC_TC		.EQU	$58		; TERMINAL COUNT (W/ DACK)
+  #DEFINE FDMODE_STR "RCWDC"
 #ENDIF
 #IF (FDMODE == FDMODE_DYNO)
 FDC_BASE        .EQU    $84
@ -60,6 +66,7 @@ FDC_DATA	.EQU	FDC_BASE + $01	; 8272 DATA PORT
 FDC_DOR		.EQU	FDC_BASE + $02	; DIGITAL OUTPUT REGISTER
 FDC_DCR		.EQU	FDC_BASE + $03	; CONFIGURATION CONTROL REGISTER
 FDC_TC		.EQU	FDC_BASE + $02	; TERMINAL COUNT (W/ DACK)
+  #DEFINE FDMODE_STR "DYNO"
 #ENDIF
 #IF (FDMODE == FDMODE_EPFDC)
 FDC_MSR		.EQU	$48		; 8272 MAIN STATUS REGISTER
@ -67,6 +74,7 @@ FDC_DATA	.EQU	$49		; 8272 DATA PORT
 FDC_DOR		.EQU	$4A		; DIGITAL OUTPUT REGISTER
 FDC_DCR		.EQU	$4B		; CONFIGURATION CONTROL REGISTER
 FDC_TC		.EQU	$4C		; TERMINAL COUNT (W/ DACK)
+  #DEFINE FDMODE_STR "EPFDC"
 #ENDIF
 #IF (FDMODE == FDMODE_MBC)
 FDC_MSR		.EQU	$30		; 8272 MAIN STATUS REGISTER
@ -74,8 +82,10 @@ FDC_DATA	.EQU	$31		; 8272 DATA PORT
 FDC_DOR		.EQU	$36		; DIGITAL OUTPUT REGISTER
 FDC_DCR		.EQU	$35		; CONFIGURATION CONTROL REGISTER
 FDC_TC		.EQU	$37		; TERMINAL COUNT (W/ DACK)
+  #DEFINE FDMODE_STR "MBC"
 #ENDIF
 ;
+;
 ; DISK OPERATIONS
 ;
 DOP_READ	.EQU	0		; READ OPERATION
@ -133,6 +143,33 @@ FD_CFGTBL:
 	.DB	0			; HOST SECTOR
 	.DB	0			; HOST HEAD
 	.DB	FD0TYPE			; DRIVE TYPE
+;
+	.ECHO	"FD: MODE="
+	.ECHO	FDMODE_STR
+	.ECHO	", IO="
+	.ECHO	FDC_MSR
+	.ECHO	", DRIVE 0"
+	.ECHO	", TYPE="
+  #IF (FD0TYPE == FDT_NONE
+	.ECHO	"NONE"
+  #ENDIF
+  #IF (FD0TYPE == FDT_3DD
+	.ECHO	"3.5\" DD"
+  #ENDIF
+  #IF (FD0TYPE == FDT_3HD
+	.ECHO	"3.5\" HD"
+  #ENDIF
+  #IF (FD0TYPE == FDT_5DD
+	.ECHO	"5.25\" DD"
+  #ENDIF
+  #IF (FD0TYPE == FDT_5HD
+	.ECHO	"5.25\" HD"
+  #ENDIF
+  #IF (FD0TYPE == FDT_8
+	.ECHO	"8\" DD"
+  #ENDIF
+	.ECHO	"\n"
+;
 #IF (FD_DEVCNT >= 2)
 	; DEVICE 1, PRIMARY SLAVE
 	.DB	1			; DRIVER DEVICE NUMBER
@ -143,6 +180,32 @@ FD_CFGTBL:
 	.DB	0			; HOST SECTOR
 	.DB	0			; HOST HEAD
 	.DB	FD1TYPE			; DRIVE TYPE
+;
+	.ECHO	"FD: MODE="
+	.ECHO	FDMODE_STR
+	.ECHO	", IO="
+	.ECHO	FDC_MSR
+	.ECHO	", DRIVE 1"
+	.ECHO	", TYPE="
+  #IF (FD1TYPE == FDT_NONE
+	.ECHO	"NONE"
+  #ENDIF
+  #IF (FD1TYPE == FDT_3DD
+	.ECHO	"3.5\" DD"
+  #ENDIF
+  #IF (FD1TYPE == FDT_3HD
+	.ECHO	"3.5\" HD"
+  #ENDIF
+  #IF (FD1TYPE == FDT_5DD
+	.ECHO	"5.25\" DD"
+  #ENDIF
+  #IF (FD1TYPE == FDT_5HD
+	.ECHO	"5.25\" HD"
+  #ENDIF
+  #IF (FD1TYPE == FDT_8
+	.ECHO	"8\" DD"
+  #ENDIF
+	.ECHO	"\n"
 #ENDIF
 ;
 #IF ($ - FD_CFGTBL) != (FD_DEVCNT * FD_CFGSIZ)
--- a/Source/HBIOS/gdc.asm
+++ b/Source/HBIOS/gdc.asm
@ -36,16 +36,33 @@ GDC_COLS	.EQU	80
 ; *** TODO: CGA AND EGA ARE PLACEHOLDERS.  THESE EQUATES SHOULD
 ; BE USED TO ALLOW FOR MULTIPLE MONITOR TIMINGS AND/OR FONT
 ; DEFINITIONS.
+;
+	.ECHO	"GDC: MODE="
+;
+#IF (GDCMODE == GDCMODE_ECB)
+	.ECHO	"ECB"
+#ENDIF
+#IF (GDCMODE == GDCMODE_RPH)
+	.ECHO	"RPH"
+#ENDIF
+;
+	.ECHO	", DISPLAY="
 ;
 #IF (GDCMON == GDCMON_CGA)
  #DEFINE	USEFONTCGA
  #DEFINE	GDC_FONT FONTCGA
+	.ECHO	"CGA"
 #ENDIF
 ;
 #IF (GDCMON == GDCMON_EGA)
  #DEFINE	USEFONT8X16
  #DEFINE	GDC_FONT FONT8X16
+	.ECHO	"EGA"
 #ENDIF
+;
+	.ECHO	", IO="
+	.ECHO	GDC_BASE
+	.ECHO	"\n"
 ;
 TERMENABLE	.SET	TRUE		; INCLUDE TERMINAL PSEUDODEVICE DRIVER
 ;
--- a/Source/HBIOS/hbios.asm
+++ b/Source/HBIOS/hbios.asm
@ -217,6 +217,24 @@ RTCDEF		.SET	RTCDEF | %00001000	; INITIAL SPEED LOW
 ;
 ;
 ;
+#IF (FPLED_ENABLE | FPSW_ENABLE)
+	.ECHO	"FP: "
+  #IF (FPLED_ENABLE)
+	.ECHO	"LEDIO="
+	.ECHO	FPLED_IO
+  #ENDIF
+  #IF (FPLED_ENABLE & FPSW_ENABLE)
+	.ECHO	", "
+  #ENDIF
+  #IF (FPSW_ENABLE)
+	.ECHO	"SWIO="
+	.ECHO	FPSW_IO
+  #ENDIF
+	.ECHO	"\n"
+#ENDIF
+;
+;
+;
 #IFNDEF	APPBOOT
 ;
 	.ORG	0
--- a/Source/HBIOS/hdsk.asm
+++ b/Source/HBIOS/hdsk.asm
@ -21,6 +21,12 @@ HDSK_CFGSIZ	.EQU	6		; SIZE OF CFG TBL ENTRIES
 HDSK_DEV	.EQU	0		; OFFSET OF DEVICE NUMBER (BYTE)
 HDSK_STAT	.EQU	1		; OFFSET OF STATUS (BYTE)
 HDSK_LBA	.EQU	2		; OFFSET OF LBA (DWORD)
+;
+	.ECHO	"HDSK: IO="
+	.ECHO	HDSK_IO
+	.ECHO	", DEVICE COUNT="
+	.ECHO	HDSK_DEVCNT
+	.ECHO	"\n"
 ;
 HDSK_CFGTBL:
 	; DEVICE 0
--- a/Source/HBIOS/ide.asm
+++ b/Source/HBIOS/ide.asm
@ -213,6 +213,27 @@ IDE_DEV0M:	; DEVICE 0, MASTER
 	.DB	IDE0DATLO		; IO BASE ADDRESS
 	.DB	IDE0DATHI		; IO BASE ADDRESS
 	.DW	IDE_DEV0S		; PARTNER
+;
+	.ECHO	"IDE: MODE="
+  #IF (IDE0MODE == IDEMODE_NONE)
+	.ECHO	"NONE"
+  #ENDIF
+  #IF (IDE0MODE == IDEMODE_DIO)
+	.ECHO	"DIO"
+  #ENDIF
+  #IF (IDE0MODE == IDEMODE_DIDE)
+	.ECHO	"DIDE"
+  #ENDIF
+  #IF (IDE0MODE == IDEMODE_MK4)
+	.ECHO	"MK4"
+  #ENDIF
+  #IF (IDE0MODE == IDEMODE_RC)
+	.ECHO	"RC"
+  #ENDIF
+	.ECHO	", IO="
+	.ECHO	IDE0BASE
+	.ECHO	", MASTER"
+	.ECHO	"\n"
 ;
 IDE_DEV0S:	; DEVICE 0, SLAVE
 	.DB	$FE			; DRIVER DEVICE NUMBER (FILLED DYNAMICALLY)
@ -227,6 +248,27 @@ IDE_DEV0S:	; DEVICE 0, SLAVE
 	.DB	IDE0DATLO		; IO BASE ADDRESS
 	.DB	IDE0DATHI		; IO BASE ADDRESS
 	.DW	IDE_DEV0M		; PARTNER
+;
+	.ECHO	"IDE: MODE="
+  #IF (IDE0MODE == IDEMODE_NONE)
+	.ECHO	"NONE"
+  #ENDIF
+  #IF (IDE0MODE == IDEMODE_DIO)
+	.ECHO	"DIO"
+  #ENDIF
+  #IF (IDE0MODE == IDEMODE_DIDE)
+	.ECHO	"DIDE"
+  #ENDIF
+  #IF (IDE0MODE == IDEMODE_MK4)
+	.ECHO	"MK4"
+  #ENDIF
+  #IF (IDE0MODE == IDEMODE_RC)
+	.ECHO	"RC"
+  #ENDIF
+	.ECHO	", IO="
+	.ECHO	IDE0BASE
+	.ECHO	", SLAVE"
+	.ECHO	"\n"
 #ENDIF
 ;
 #IF (IDECNT >= 2)
@ -244,6 +286,27 @@ IDE_DEV1M:	; DEVICE 1, MASTER
 	.DB	IDE1DATLO		; IO BASE ADDRESS
 	.DB	IDE1DATHI		; IO BASE ADDRESS
 	.DW	IDE_DEV1S		; PARTNER
+;
+	.ECHO	"IDE: MODE="
+  #IF (IDE1MODE == IDEMODE_NONE)
+	.ECHO	"NONE"
+  #ENDIF
+  #IF (IDE1MODE == IDEMODE_DIO)
+	.ECHO	"DIO"
+  #ENDIF
+  #IF (IDE1MODE == IDEMODE_DIDE)
+	.ECHO	"DIDE"
+  #ENDIF
+  #IF (IDE1MODE == IDEMODE_MK4)
+	.ECHO	"MK4"
+  #ENDIF
+  #IF (IDE1MODE == IDEMODE_RC)
+	.ECHO	"RC"
+  #ENDIF
+	.ECHO	", IO="
+	.ECHO	IDE1BASE
+	.ECHO	", MASTER"
+	.ECHO	"\n"
 ;
 IDE_DEV1S:	; DEVICE 1, SLAVE
 	.DB	$FE			; DRIVER DEVICE NUMBER (FILLED DYNAMICALLY)
@ -258,6 +321,27 @@ IDE_DEV1S:	; DEVICE 1, SLAVE
 	.DB	IDE1DATLO		; IO BASE ADDRESS
 	.DB	IDE1DATHI		; IO BASE ADDRESS
 	.DW	IDE_DEV1M		; PARTNER
+;
+	.ECHO	"IDE: MODE="
+  #IF (IDE1MODE == IDEMODE_NONE)
+	.ECHO	"NONE"
+  #ENDIF
+  #IF (IDE1MODE == IDEMODE_DIO)
+	.ECHO	"DIO"
+  #ENDIF
+  #IF (IDE1MODE == IDEMODE_DIDE)
+	.ECHO	"DIDE"
+  #ENDIF
+  #IF (IDE1MODE == IDEMODE_MK4)
+	.ECHO	"MK4"
+  #ENDIF
+  #IF (IDE1MODE == IDEMODE_RC)
+	.ECHO	"RC"
+  #ENDIF
+	.ECHO	", IO="
+	.ECHO	IDE1BASE
+	.ECHO	", SLAVE"
+	.ECHO	"\n"
 #ENDIF
 ;
 #IF (IDECNT >= 3)
@ -275,6 +359,27 @@ IDE_DEV2M:	; DEVICE 2, MASTER
 	.DB	IDE2DATLO		; IO BASE ADDRESS
 	.DB	IDE2DATHI		; IO BASE ADDRESS
 	.DW	IDE_DEV2S		; PARTNER
+;
+	.ECHO	"IDE: MODE="
+  #IF (IDE2MODE == IDEMODE_NONE)
+	.ECHO	"NONE"
+  #ENDIF
+  #IF (IDE2MODE == IDEMODE_DIO)
+	.ECHO	"DIO"
+  #ENDIF
+  #IF (IDE2MODE == IDEMODE_DIDE)
+	.ECHO	"DIDE"
+  #ENDIF
+  #IF (IDE2MODE == IDEMODE_MK4)
+	.ECHO	"MK4"
+  #ENDIF
+  #IF (IDE2MODE == IDEMODE_RC)
+	.ECHO	"RC"
+  #ENDIF
+	.ECHO	", IO="
+	.ECHO	IDE2BASE
+	.ECHO	", MASTER"
+	.ECHO	"\n"
 ;
 IDE_DEV2S:	; DEVICE 2, SLAVE
 	.DB	$FE			; DRIVER DEVICE NUMBER (FILLED DYNAMICALLY)
@ -289,6 +394,27 @@ IDE_DEV2S:	; DEVICE 2, SLAVE
 	.DB	IDE2DATLO		; IO BASE ADDRESS
 	.DB	IDE2DATHI		; IO BASE ADDRESS
 	.DW	IDE_DEV1M		; PARTNER
+;
+	.ECHO	"IDE: MODE="
+  #IF (IDE2MODE == IDEMODE_NONE)
+	.ECHO	"NONE"
+  #ENDIF
+  #IF (IDE2MODE == IDEMODE_DIO)
+	.ECHO	"DIO"
+  #ENDIF
+  #IF (IDE2MODE == IDEMODE_DIDE)
+	.ECHO	"DIDE"
+  #ENDIF
+  #IF (IDE2MODE == IDEMODE_MK4)
+	.ECHO	"MK4"
+  #ENDIF
+  #IF (IDE2MODE == IDEMODE_RC)
+	.ECHO	"RC"
+  #ENDIF
+	.ECHO	", IO="
+	.ECHO	IDE2BASE
+	.ECHO	", SLAVE"
+	.ECHO	"\n"
 #ENDIF
 ;
 #IF ($ - IDE_CFGTBL) != (IDE_DEVCNT * IDE_CFGSIZ)
--- a/Source/HBIOS/imm.asm
+++ b/Source/HBIOS/imm.asm
@ -1525,6 +1525,17 @@ IMM0_CFG:	; DEVICE 0
 	.DB	IMM0BASE		; IO BASE ADDRESS
 	.DW	0,0			; DEVICE CAPACITY
 	.DW	0,0			; CURRENT LBA
+;
+	.ECHO	"IMM: MODE="
+  #IF (IMMMODE == IMMMODE_SPP)
+	.ECHO	"SPP"
+  #ENDIF
+  #IF (IMMMODE == IMMMODE_MG014)
+	.ECHO	"MG014"
+  #ENDIF
+	.ECHO	", IO="
+	.ECHO	IMM0BASE
+	.ECHO	"\n"
 #ENDIF
 ;
 #IF (IMMCNT >= 2)
@ -1536,6 +1547,17 @@ IMM1_CFG:	; DEVICE 1
 	.DB	IMM1BASE		; IO BASE ADDRESS
 	.DW	0,0			; DEVICE CAPACITY
 	.DW	0,0			; CURRENT LBA
+;
+	.ECHO	"IMM: MODE="
+  #IF (IMMMODE == IMMMODE_SPP)
+	.ECHO	"SPP"
+  #ENDIF
+  #IF (IMMMODE == IMMMODE_MG014)
+	.ECHO	"MG014"
+  #ENDIF
+	.ECHO	", IO="
+	.ECHO	IMM1BASE
+	.ECHO	"\n"
 #ENDIF
 ;
 #IF ($ - IMM_CFG) != (IMMCNT * IMM_CFGSIZ)
--- a/Source/HBIOS/intrtc.asm
+++ b/Source/HBIOS/intrtc.asm
@ -4,6 +4,8 @@
 ;==================================================================================================
 ;
 INTRTC_BUFSIZ	.EQU	6	; SIX BYTE BUFFER (YYMMDDHHMMSS)
+;
+		.ECHO	"INTRTC: ENABLED\n"
 ;
 ; RTC DEVICE INITIALIZATION ENTRY
 ;
--- a/Source/HBIOS/kbd.asm
+++ b/Source/HBIOS/kbd.asm
@ -55,6 +55,8 @@ KBD_RSTATE	.DB	0	; STATE BITS FOR "RIGHT" KEYS
 KBD_STATUS	.DB	0	; CURRENT STATUS BITS (SEE ABOVE)
 KBD_REPEAT	.DB	0	; CURRENT REPEAT RATE
 KBD_IDLE	.DB	0	; IDLE COUNT
+;
+	.ECHO	"KBD: ENABLED\n"
 ;
 ;__________________________________________________________________________________________________
 ; KEYBOARD INITIALIZATION
--- a/Source/HBIOS/lpt.asm
+++ b/Source/HBIOS/lpt.asm
@ -420,6 +420,17 @@ LPT0_CFG:
 	.DB	0			; MODULE ID
 	.DB	LPT0BASE		; BASE PORT
 	.DW	0			; LINE CONFIGURATION
+;
+	.ECHO	"LPT: MODE="
+  #IF (LPTMODE == LPTMODE_SPP)
+	.ECHO	"SPP"
+  #ENDIF
+  #IF (LPTMODE == LPTMODE_MG014)
+	.ECHO	"MG014"
+  #ENDIF
+	.ECHO	", IO="
+	.ECHO	LPT0BASE
+	.ECHO	"\n"
 ;
 LPT_CFGSIZ	.EQU	$ - LPT_CFG	; SIZE OF ONE CFG TABLE ENTRY
 ;
@ -432,6 +443,17 @@ LPT1_CFG:
 	.DB	1			; MODULE ID
 	.DB	LPT1BASE		; BASE PORT
 	.DW	0			; LINE CONFIGURATION
+;
+	.ECHO	"LPT: MODE="
+  #IF (LPTMODE == LPTMODE_SPP)
+	.ECHO	"SPP"
+  #ENDIF
+  #IF (LPTMODE == LPTMODE_MG014)
+	.ECHO	"MG014"
+  #ENDIF
+	.ECHO	", IO="
+	.ECHO	LPT1BASE
+	.ECHO	"\n"
 ;
 #ENDIF
 ;
--- a/Source/HBIOS/md.asm
+++ b/Source/HBIOS/md.asm
@ -39,6 +39,8 @@ MD_CFGTBL:
 	.DW	0,0			; CURRENT LBA
 	.DB	MID_MDRAM		; DEVICE MEDIA ID
 	.DB	MD_ARAM			; DEVICE ATTRIBUTE
+;
+	.ECHO	"MD: TYPE=RAM\n"
 #ENDIF
 ;
 #IF (MDROM)
@ -48,6 +50,8 @@ MD_CFGTBL:
 	.DW	0,0			; CURRENT LBA
 	.DB	MID_MDROM		; DEVICE MEDIA ID
 	.DB	MD_AROM			; DEVICE ATTRIBUTE
+;
+	.ECHO	"MD: TYPE=ROM\n"
 #ENDIF
 ;
 MD_DEVCNT	.EQU	($ - MD_CFGTBL) / MD_CFGSIZ
--- a/Source/HBIOS/pcf.asm
+++ b/Source/HBIOS/pcf.asm
@ -93,6 +93,10 @@ PCF_PINTO	.EQU	65000
 PCF_ACKTO	.EQU	65000
 PCF_BBTO	.EQU	65000
 PCF_LABDLY	.EQU	65000
+;
+	.ECHO	"PCF: IO="
+	.ECHO	PCF_BASE
+	.ECHO	"\n"
 ;
 ; DATA PORT REGISTERS
 ;
--- a/Source/HBIOS/pio.asm
+++ b/Source/HBIOS/pio.asm
@ -307,6 +307,10 @@ PIO0A_CFG:
 	.DB	PIO0A_DAT		; DATA PORT
 	.DW	DEFSERCFG		; LINE CONFIGURATION
 	.DW	PIO0A_RCVBUF		; POINTER TO RCV BUFFER STRUCT
+;
+	.ECHO	"PIO: IO="
+	.ECHO	PIO0BASE
+	.ECHO	", CHANNEL A\n"
 ;
 PIO_CFGSIZ	.EQU	$ - PIO_CFG	; SIZE OF ONE CFG TABLE ENTRY
 ;
@ -319,6 +323,10 @@ PIO0B_CFG:
 	.DB	PIO0B_DAT		; DATA PORT
 	.DW	DEFSERCFG		; LINE CONFIGURATION
 	.DW	PIO0B_RCVBUF		; POINTER TO RCV BUFFER STRUCT
+;
+	.ECHO	"PIO: IO="
+	.ECHO	PIO0BASE
+	.ECHO	", CHANNEL B\n"
 ;
 #IF (PIOCNT >= 2)
 ;
@ -331,6 +339,10 @@ PIO1A_CFG:
 	.DB	PIO1A_DAT		; DATA PORT
 	.DW	DEFSERCFG		; LINE CONFIGURATION
 	.DW	PIO1A_RCVBUF		; POINTER TO RCV BUFFER STRUCT
+;
+	.ECHO	"PIO: IO="
+	.ECHO	PIO1BASE
+	.ECHO	", CHANNEL A\n"
 ;
 	; PIO1 CHANNEL B
 PIO1B_CFG:
@ -341,6 +353,10 @@ PIO1B_CFG:
 	.DB	PIO1B_DAT		; DATA PORT
 	.DW	DEFSERCFG		; LINE CONFIGURATION
 	.DW	PIO1B_RCVBUF		; POINTER TO RCV BUFFER STRUCT
+;
+	.ECHO	"PIO: IO="
+	.ECHO	PIO1BASE
+	.ECHO	", CHANNEL B\n"
 ;
 #ENDIF
 ;
--- a/Source/HBIOS/pkd.asm
+++ b/Source/HBIOS/pkd.asm
@ -65,6 +65,10 @@ PKD_CMD_CLK	.EQU	%00100000		; SET CLK PRESCALE
 PKD_CMD_FIFO	.EQU	%01000000		; READ FIFO
 ;
 PKD_PRESCL	.EQU	PKDOSC/100000		; PRESCALER
+;
+	.ECHO	"PKD: IO="
+	.ECHO	PKDPPIBASE
+	.ECHO	"\n"
 ;
 ;__PKD_PREINIT_______________________________________________________________________________________
 ;
--- a/Source/HBIOS/ppa.asm
+++ b/Source/HBIOS/ppa.asm
@ -139,7 +139,7 @@ PPA_LBA		.EQU	8		; OFFSET OF LBA (DWORD)
 ;
 ; INCLUDE MG014 NIBBLE MAP FOR MG014 MODE
 ;
-#IF (IMMMODE == IMMMODE_MG014)
+#IF (PPAMODE == IMMMODE_MG014)
  #DEFINE MG014_MAP
 #ENDIF
 ;
@ -1385,6 +1385,17 @@ PPA0_CFG:	; DEVICE 0
 	.DB	PPA0BASE		; IO BASE ADDRESS
 	.DW	0,0			; DEVICE CAPACITY
 	.DW	0,0			; CURRENT LBA
+;
+	.ECHO	"PPA: MODE="
+  #IF (PPAMODE == PPAMODE_SPP)
+	.ECHO	"SPP"
+  #ENDIF
+  #IF (PPAMODE == PPAMODE_MG014)
+	.ECHO	"MG014"
+  #ENDIF
+	.ECHO	", IO="
+	.ECHO	PPA0BASE
+	.ECHO	"\n"
 #ENDIF
 ;
 #IF (PPACNT >= 2)
@ -1396,6 +1407,17 @@ PPA1_CFG:	; DEVICE 1
 	.DB	PPA1BASE		; IO BASE ADDRESS
 	.DW	0,0			; DEVICE CAPACITY
 	.DW	0,0			; CURRENT LBA
+;
+	.ECHO	"PPA: MODE="
+  #IF (PPAMODE == PPAMODE_SPP)
+	.ECHO	"SPP"
+  #ENDIF
+  #IF (PPAMODE == PPAMODE_MG014)
+	.ECHO	"MG014"
+  #ENDIF
+	.ECHO	", IO="
+	.ECHO	PPA1BASE
+	.ECHO	"\n"
 #ENDIF
 ;
 #IF ($ - PPA_CFG) != (PPACNT * PPA_CFGSIZ)
--- a/Source/HBIOS/ppide.asm
+++ b/Source/HBIOS/ppide.asm
@ -229,6 +229,11 @@ PPIDE_DEV0M:	; DEVICE 0, MASTER
 	.DB	PPIDE0BASE+2		; CTL
 	.DB	PPIDE0BASE+3		; PPI
 	.DW	PPIDE_DEV0S		; PARTNER
+;
+	.ECHO	"PPIDE: IO="
+	.ECHO	PPIDE0BASE
+	.ECHO	", MASTER"
+	.ECHO	"\n"
 ;
 PPIDE_DEV0S:	; DEVICE 0, SLAVE
 	.DB	$FE			; DRIVER DEVICE NUMBER (FILLED DYNAMICALLY)
@ -242,6 +247,11 @@ PPIDE_DEV0S:	; DEVICE 0, SLAVE
 	.DB	PPIDE0BASE+2		; CTL
 	.DB	PPIDE0BASE+3		; PPI
 	.DW	PPIDE_DEV0M		; PARTNER
+;
+	.ECHO	"PPIDE: IO="
+	.ECHO	PPIDE0BASE
+	.ECHO	", SLAVE"
+	.ECHO	"\n"
 ;
 #ENDIF
 ;
@ -259,6 +269,11 @@ PPIDE_DEV1M:	; DEVICE 1, MASTER
 	.DB	PPIDE1BASE+2		; CTL
 	.DB	PPIDE1BASE+3		; PPI
 	.DW	PPIDE_DEV1S		; PARTNER
+;
+	.ECHO	"PPIDE: IO="
+	.ECHO	PPIDE1BASE
+	.ECHO	", MASTER"
+	.ECHO	"\n"
 ;
 PPIDE_DEV1S:	; DEVICE 1, SLAVE
 	.DB	$FE			; DRIVER DEVICE NUMBER (FILLED DYNAMICALLY)
@ -272,6 +287,11 @@ PPIDE_DEV1S:	; DEVICE 1, SLAVE
 	.DB	PPIDE1BASE+2		; CTL
 	.DB	PPIDE1BASE+3		; PPI
 	.DW	PPIDE_DEV1M		; PARTNER
+;
+	.ECHO	"PPIDE: IO="
+	.ECHO	PPIDE1BASE
+	.ECHO	", SLAVE"
+	.ECHO	"\n"
 ;
 #ENDIF
 ;
@ -289,6 +309,11 @@ PPIDE_DEV2M:	; DEVICE 2, MASTER
 	.DB	PPIDE2BASE+2		; CTL
 	.DB	PPIDE2BASE+3		; PPI
 	.DW	PPIDE_DEV2S		; PARTNER
+;
+	.ECHO	"PPIDE: IO="
+	.ECHO	PPIDE2BASE
+	.ECHO	", MASTER"
+	.ECHO	"\n"
 ;
 PPIDE_DEV2S:	; DEVICE 2, SLAVE
 	.DB	$FE			; DRIVER DEVICE NUMBER (FILLED DYNAMICALLY)
@ -302,6 +327,11 @@ PPIDE_DEV2S:	; DEVICE 2, SLAVE
 	.DB	PPIDE2BASE+2		; CTL
 	.DB	PPIDE2BASE+3		; PPI
 	.DW	PPIDE_DEV2M		; PARTNER
+;
+	.ECHO	"PPIDE: IO="
+	.ECHO	PPIDE2BASE
+	.ECHO	", SLAVE"
+	.ECHO	"\n"
 ;
 #ENDIF
 ;
--- a/Source/HBIOS/ppk.asm
+++ b/Source/HBIOS/ppk.asm
@ -59,6 +59,8 @@ PPK_STATUS	.DB	0	; CURRENT STATUS BITS (SEE ABOVE)
 PPK_REPEAT	.DB	0	; CURRENT REPEAT RATE
 PPK_IDLE	.DB	0	; IDLE COUNT
 PPK_WAITTO	.DW	0	; TIMEOUT WAIT LOOP COUNT (COMPUTED IN INIT)
+;
+	.ECHO	"PPK: ENABLED\n"
 ;
 ;__________________________________________________________________________________________________
 ; KEYBOARD INITIALIZATION
--- a/Source/HBIOS/ppp.asm
+++ b/Source/HBIOS/ppp.asm
@ -8,6 +8,10 @@
 PPP_IO		.EQU	PPPBASE + 0	; PPP DATA I/O (PPI PORT A)
 PPP_CTL		.EQU	PPPBASE + 2	; PPP CTL LINES (PPI PORT C)
 PPP_PPICTL	.EQU	PPPBASE + 3	; PPI CONTROL PORT
+;
+		.ECHO	"PPP: IO="
+		.ECHO	PPP_IO
+		.ECHO	"\n"
 ;
 ; COMMAND BYTES
 ;
@ -248,6 +252,8 @@ PPP_FWVER		.DB	$00, $00, $00, $00	; MMNNBBB (M=MAJOR, N=MINOR, B=BUILD)
 ;
 PPPCON_ROWS	.EQU	37		; PROPELLER VGA DISPLAY ROWS (40 - 3 STATUS LINES)
 PPPCON_COLS	.EQU	80		; PROPELLER VGA DISPLAY COLS
+;
+		.ECHO	"PPPCON: ENABLED\n"
 ;
 PPPCON_INIT:
 	CALL	NEWLINE
@ -413,6 +419,8 @@ PPPSD_CFGTBL:
 #ENDIF
 ;
 	.DB	$FF			; END MARKER
+;
+		.ECHO	"PPPSD: ENABLED\n"
 ;
 ; SD CARD INITIALIZATION
 ;
--- a/Source/HBIOS/prp.asm
+++ b/Source/HBIOS/prp.asm
@ -6,6 +6,10 @@
 ; TODO:
 ;
 PRP_IOBASE	.EQU	$A8
+;
+		.ECHO	"PRP: IO="
+		.ECHO	PRP_IOBASE
+		.ECHO	"\n"
 ;
 ; GLOBAL PROPIO INITIALIZATION
 ;
@ -119,6 +123,8 @@ PRPCON_DSPRDY	.EQU	$10		; BIT SET WHEN DISPLAY BUF IS READY FOR A BYTE (BUF EMPT
 ;
 PRPCON_ROWS	.EQU	37		; PROPELLER VGA DISPLAY ROWS (40 - 3 STATUS LINES)
 PRPCON_COLS	.EQU	80		; PROPELLER VGA DISPLAY COLS
+;
+		.ECHO	"PRPCON: ENABLED\n"
 ;
 ;
 ;
@ -310,6 +316,8 @@ PRPSD_CFGTBL:
 #ENDIF
 ;
 	.DB	$FF			; END MARKER
+;
+	.ECHO	"PRPSD: ENABLED\n"
 ;
 ; SD CARD INITIALIZATION
 ;
--- a/Source/HBIOS/rf.asm
+++ b/Source/HBIOS/rf.asm
@ -42,6 +42,11 @@ RF_CFGTBL:
 	.DW	0,0			; CURRENT LBA
 	.DB	0			; UNUSED
 	.DB	RF_U0IO			; DEVICE BASE ADDR
+;
+	.ECHO	"RF: IO="
+	.ECHO	RF_U0IO
+	.ECHO	"\n"
+;
 #IF (RF_DEVCNT > 1)
 	; DEVICE 1
 	.DB	1			; DEVICE NUMBER
@ -50,6 +55,11 @@ RF_CFGTBL:
 	.DB	0			; UNUSED
 	.DB	RF_U1IO			; DEVICE BASE ADDR
 #ENDIF
+;
+	.ECHO	"RF: IO="
+	.ECHO	RF_U1IO
+	.ECHO	"\n"
+;
 #IF (RF_DEVCNT > 2)
 	; DEVICE 2
 	.DB	2			; DRIVER DEVICE NUMBER
@ -58,13 +68,23 @@ RF_CFGTBL:
 	.DB	0			; UNUSED
 	.DB	RF_U2IO			; DEVICE BASE ADDR
 #ENDIF
-;	; DEVICE 3
+;
+	.ECHO	"RF: IO="
+	.ECHO	RF_U2IO
+	.ECHO	"\n"
+;
 #IF (RF_DEVCNT > 3)
+	; DEVICE 3
 	.DB	3			; DEVICE NUMBER
 	.DB	0			; DEVICE STATUS
 	.DW	0,0			; CURRENT LBA
 	.DB	0			; UNUSED
 	.DB	RF_U3IO			; DEVICE BASE ADDR
+;
+	.ECHO	"RF: IO="
+	.ECHO	RF_U3IO
+	.ECHO	"\n"
+;
 #ENDIF
 ;
 #IF ($ - RF_CFGTBL) != (RF_DEVCNT * RF_CFGSIZ)
--- a/Source/HBIOS/rp5rtc.asm
+++ b/Source/HBIOS/rp5rtc.asm
@ -55,6 +55,10 @@ MODE_RAM1	.EQU	3
 MD_TIME		.EQU	8
 MD_ALRM		.EQU	4

+		.ECHO	"RP5C01: IO="
+		.ECHO	RP5RTC_REG
+		.ECHO	"\n"
+
 RP5RTC_INIT:
 	LD	A, (RTC_DISPACT)	; RTC DISPATCHER ALREADY SET?
 	OR	A			; SET FLAGS
--- a/Source/HBIOS/scon.asm
+++ b/Source/HBIOS/scon.asm
@ -15,6 +15,10 @@ SCON_DSPRDY	.EQU	%00000100
 ;
 SCON_COLS	.EQU	80
 SCON_ROWS	.EQU	40
+;
+		.ECHO	"SCON: IO="
+		.ECHO	SCON_IOBASE
+		.ECHO	"\n"
 ;
 ;
 ;
--- a/Source/HBIOS/sd.asm
+++ b/Source/HBIOS/sd.asm
@ -116,6 +116,8 @@
 SD_NOPULLUP	.EQU	TRUE		; ASSUME NO PULLUP
 ;
 SD_DEVCNT	.EQU	SDCNT		; SET SD_DEVCNT TO SDCNT CONFIG VAR
+;
+		.ECHO	"SD: MODE="
 ;
 #IF (SDMODE == SDMODE_JUHA)		; JUHA MINI-BOARD
 SD_DEVMAX	.EQU	1		; NUMBER OF PHYSICAL UNITS (SOCKETS)
@ -129,6 +131,7 @@ SD_DI		.EQU	%00000001	; RTC:0 IS DATA IN (CARD <- CPU)
 SD_DO		.EQU	%10000000	; RTC:7 IS DATA OUT (CARD -> CPU)
 SD_IOBASE	.EQU	SD_OPRREG	; IOBASE
 SD_INVCS	.EQU	FALSE		; INVERT CS
+		.ECHO	"JUHA"
 ;
 RTCDEF		.SET	RTCDEF | SD_OPRDEF	; SET DEFAULT IN HBIOS MAINLINE
 #ENDIF
@ -145,6 +148,7 @@ SD_DI		.EQU	%00000001	; RTC:0 IS DATA IN (CARD <- CPU)
 SD_DO		.EQU	%01000000	; RTC:6 IS DATA OUT (CARD -> CPU)
 SD_IOBASE	.EQU	SD_OPRREG	; IOBASE
 SD_INVCS	.EQU	FALSE		; INVERT CS
+		.ECHO	"N8"
 ;
 RTCDEF		.SET	RTCDEF | SD_OPRDEF	; SET DEFAULT IN HBIOS MAINLINE
 #ENDIF
@ -159,6 +163,7 @@ SD_CNTR		.EQU	Z180_CNTR
 SD_TRDR		.EQU	Z180_TRDR
 SD_IOBASE	.EQU	SD_OPRREG	; IOBASE
 SD_INVCS	.EQU	FALSE		; INVERT CS
+		.ECHO	"CSIO"
 ;
 RTCDEF		.SET	RTCDEF | SD_OPRDEF	; SET DEFAULT IN HBIOS MAINLINE
 #ENDIF
@ -179,6 +184,7 @@ SD_DI		.EQU	%00000001	; PPIC:0 IS DATA IN (CARD <- CPU)
 SD_DO		.EQU	%10000000	; PPIB:7 IS DATA OUT (CARD -> CPU)
 SD_IOBASE	.EQU	SD_PPIBASE	; IOBASE
 SD_INVCS	.EQU	TRUE		; INVERT CS
+		.ECHO	"PPI"
 #ENDIF
 ;
 #IF (SDMODE == SDMODE_UART)
@ -193,6 +199,7 @@ SD_DI		.EQU	%00000001	; UART MCR:0 IS DATA IN (CARD <- CPU)
 SD_DO		.EQU	%00100000	; UART MSR:5 IS DATA OUT (CARD -> CPU)
 SD_IOBASE	.EQU	UARTIOB		; IOBASE
 SD_INVCS	.EQU	TRUE		; INVERT CS
+		.ECHO	"UART"
 #ENDIF
 ;
 #IF (SDMODE == SDMODE_DSD)		; DUAL SD
@ -208,6 +215,7 @@ SD_DI		.EQU	%00000001	; RTC:6 IS DATA IN (CARD <- CPU)
 SD_DO		.EQU	%00000001	; RTC:0 IS DATA OUT (CARD -> CPU)
 SD_IOBASE	.EQU	SD_OPRREG	; IOBASE
 SD_INVCS	.EQU	FALSE		; INVERT CS
+		.ECHO	"DSD"
 #ENDIF
 ;
 #IF (SDMODE == SDMODE_MK4)		; MARK IV (CSIO STYLE INTERFACE)
@ -219,6 +227,7 @@ SD_CNTR		.EQU	Z180_CNTR
 SD_TRDR		.EQU	Z180_TRDR
 SD_IOBASE	.EQU	SD_OPRREG	; IOBASE
 SD_INVCS	.EQU	FALSE		; INVERT CS
+		.ECHO	"MK4"
 #ENDIF
 ;
 #IF (SDMODE == SDMODE_SC)		; SC
@ -232,9 +241,16 @@ SD_CNTR		.EQU	Z180_CNTR
 SD_TRDR		.EQU	Z180_TRDR
 SD_IOBASE	.EQU	SD_OPRREG	; IOBASE
 SD_INVCS	.EQU	TRUE		; INVERT CS
+		.ECHO	"SC"
 ;
 RTCDEF		.SET	RTCDEF | SD_OPRDEF	; SET DEFAULT IN HBIOS MAINLINE
 #ENDIF
+;
+		.ECHO	", IO="
+		.ECHO	SD_IOBASE
+		.ECHO	", UNITS="
+		.ECHO	SDCNT
+		.ECHO	"\n"
 ;
 #IF (SDMODE == SDMODE_MT)		; MT shift register for RCBUS (ref SDMODE_CSIO)
 ;
--- a/Source/HBIOS/simrtc.asm
+++ b/Source/HBIOS/simrtc.asm
@ -7,6 +7,10 @@ SIMRTC_IO	.EQU	$FE	; SIMH IO PORT
 SIMRTC_CLKREAD	.EQU	7	; READ CLOCK COMMAND
 SIMRTC_CLKWRITE	.EQU	8	; WRITE CLOCK COMMAND
 SIMRTC_BUFSIZ	.EQU	6	; SIX BYTE BUFFER (YYMMDDHHMMSS)
+;
+	.ECHO	"SIMRTC: IO="
+	.ECHO	SIMRTC_IO
+	.ECHO	"\n"
 ;
 ; RTC DEVICE INITIALIZATION ENTRY
 ;
--- a/Source/HBIOS/sio.asm
+++ b/Source/HBIOS/sio.asm
@ -105,10 +105,10 @@ SIO1B_DAT	.EQU	SIO1BASE + $05
  #ENDIF
 ;
  #IF (SIO1MODE == SIOMODE_Z80R)
-SIO1A_CMD	.EQU	SIO0BASE + $03
-SIO1A_DAT	.EQU	SIO0BASE + $01 
-SIO1B_CMD	.EQU	SIO0BASE + $02
-SIO1B_DAT	.EQU	SIO0BASE + $00
+SIO1A_CMD	.EQU	SIO1BASE + $03
+SIO1A_DAT	.EQU	SIO1BASE + $01 
+SIO1B_CMD	.EQU	SIO1BASE + $02
+SIO1B_DAT	.EQU	SIO1BASE + $00
  #ENDIF
 ;
 #ENDIF
@ -1170,6 +1170,31 @@ SIO0A_CFG:
 	.DW	SIO0ACLK >> 16		; ... DWORD VALUE
 	.DB	SIO0ACTCC		; CTC CHANNEL
 	.DB	SIO0MODE		; MODE
+;
+	.ECHO	"SIO MODE="
+#IF (SIO0MODE == SIOMODE_STD)
+	.ECHO	"STD"
+#ENDIF
+#IF (SIO0MODE == SIOMODE_RC)
+	.ECHO	"RC"
+#ENDIF	
+
+#IF (SIO0MODE == SIOMODE_SMB)
+	.ECHO	"SMB"
+#ENDIF
+#IF (SIO0MODE == SIOMODE_ZP)
+	.ECHO	"ZP"
+#ENDIF
+#IF (SIO0MODE == SIOMODE_Z80R)
+	.ECHO	"Z80R"
+#ENDIF
+	.ECHO	", IO="
+	.ECHO	SIO0BASE
+	.ECHO	", CHANNEL A"
+  #IF (INTMODE > 0)
+		.ECHO	", INTERRUPTS ENABLED"
+  #ENDIF
+		.ECHO	"\n"
 ;
 SIO_CFGSIZ	.EQU	$ - SIO_CFG	; SIZE OF ONE CFG TABLE ENTRY
 ;
@ -1186,6 +1211,30 @@ SIO0B_CFG:
 	.DW	SIO0BCLK >> 16		; ... DWORD VALUE
 	.DB	SIO0BCTCC		; CTC CHANNEL
 	.DB	SIO0MODE		; MODE
+;
+	.ECHO	"SIO MODE="
+#IF (SIO0MODE == SIOMODE_STD)
+	.ECHO	"STD"
+#ENDIF
+#IF (SIO0MODE == SIOMODE_RC)
+	.ECHO	"RC"
+#ENDIF	
+#IF (SIO0MODE == SIOMODE_SMB)
+	.ECHO	"SMB"
+#ENDIF
+#IF (SIO0MODE == SIOMODE_ZP)
+	.ECHO	"ZP"
+#ENDIF
+#IF (SIO0MODE == SIOMODE_Z80R)
+	.ECHO	"Z80R"
+#ENDIF
+	.ECHO	", IO="
+	.ECHO	SIO0BASE
+	.ECHO	", CHANNEL B"
+  #IF (INTMODE > 0)
+		.ECHO	", INTERRUPTS ENABLED"
+  #ENDIF
+		.ECHO	"\n"
 ;
 #IF (SIOCNT >= 2)
 ;
@ -1202,6 +1251,31 @@ SIO1A_CFG:
 	.DW	SIO1ACLK >> 16		; ... DWORD VALUE
 	.DB	SIO1ACTCC		; CTC CHANNEL
 	.DB	SIO1MODE		; MODE
+;
+	.ECHO	"SIO MODE="
+#IF (SIO1MODE == SIOMODE_STD)
+	.ECHO	"STD"
+#ENDIF
+#IF (SIO1MODE == SIOMODE_RC)
+	.ECHO	"RC"
+#ENDIF	
+
+#IF (SIO1MODE == SIOMODE_SMB)
+	.ECHO	"SMB"
+#ENDIF
+#IF (SIO1MODE == SIOMODE_ZP)
+	.ECHO	"ZP"
+#ENDIF
+#IF (SIO1MODE == SIOMODE_Z80R)
+	.ECHO	"Z80R"
+#ENDIF
+	.ECHO	", IO="
+	.ECHO	SIO1BASE
+	.ECHO	", CHANNEL A"
+  #IF (INTMODE > 0)
+		.ECHO	", INTERRUPTS ENABLED"
+  #ENDIF
+		.ECHO	"\n"
 ;
 	; SIO1 CHANNEL B
 SIO1B_CFG:
@ -1216,6 +1290,30 @@ SIO1B_CFG:
 	.DW	SIO1BCLK >> 16		; ... DWORD VALUE
 	.DB	SIO1BCTCC		; CTC CHANNEL
 	.DB	SIO1MODE		; MODE
+;
+	.ECHO	"SIO MODE="
+#IF (SIO1MODE == SIOMODE_STD)
+	.ECHO	"STD"
+#ENDIF
+#IF (SIO1MODE == SIOMODE_RC)
+	.ECHO	"RC"
+#ENDIF	
+#IF (SIO1MODE == SIOMODE_SMB)
+	.ECHO	"SMB"
+#ENDIF
+#IF (SIO1MODE == SIOMODE_ZP)
+	.ECHO	"ZP"
+#ENDIF
+#IF (SIO1MODE == SIOMODE_Z80R)
+	.ECHO	"Z80R"
+#ENDIF
+	.ECHO	", IO="
+	.ECHO	SIO1BASE
+	.ECHO	", CHANNEL B"
+  #IF (INTMODE > 0)
+		.ECHO	", INTERRUPTS ENABLED"
+  #ENDIF
+		.ECHO	"\n"
 ;
 #ENDIF
 ;
--- a/Source/HBIOS/sn76489.asm
+++ b/Source/HBIOS/sn76489.asm
@ -15,16 +15,29 @@
 ;======================================================================
 ; CONSTANTS
 ;======================================================================
+;
+
+	.ECHO	"SN76489 MODE="
 ;
 #IF (SNMODE == SNMODE_VGM)
 SN76489_PORT_LEFT	.EQU	$C6	; PORTS FOR ACCESSING THE SN76489 CHIP (LEFT)
 SN76489_PORT_RIGHT	.EQU	$C7	; PORTS FOR ACCESSING THE SN76489 CHIP (RIGHT)
+	.ECHO	"VGM"
 #ENDIF
 ;
 #IF (SNMODE == SNMODE_RC)
 SN76489_PORT_LEFT	.EQU	$FF	; PORTS FOR ACCESSING THE SN76489 CHIP (LEFT)
 SN76489_PORT_RIGHT	.EQU	$FB	; PORTS FOR ACCESSING THE SN76489 CHIP (RIGHT)
+	.ECHO	"RC"
 #ENDIF
+;
+	.ECHO	", IO_LEFT="
+	.ECHO	SN76489_PORT_LEFT
+	.ECHO	", IO_RIGHT="
+	.ECHO	SN76489_PORT_RIGHT
+	.ECHO	", CLOCK="
+	.ECHO	SN7CLK
+	.ECHO	" HZ\n"
 ;
 SN7_IDAT		.EQU	0
 SN7_TONECNT		.EQU	3	; COUNT NUMBER OF TONE CHANNELS
@ -34,10 +47,6 @@ CHANNEL_0_SILENT	.EQU	$9F
 CHANNEL_1_SILENT	.EQU	$BF
 CHANNEL_2_SILENT	.EQU	$DF
 CHANNEL_3_SILENT	.EQU	$FF
-;
-	.ECHO	"SN76489 CLOCK: "
-	.ECHO	SN7CLK
-	.ECHO	"\n"
 ;
 #INCLUDE "audio.inc"
 ;
--- a/Source/HBIOS/spk.asm
+++ b/Source/HBIOS/spk.asm
@ -40,6 +40,10 @@ SP_RTCIOMSK	.EQU	00000100B
 SP_PENDING_PERIOD	.DW	SP_NOTE_C8	; PENDING PERIOD (16 BITS)
 SP_PENDING_VOLUME	.DB	$FF		; PENDING VOL (8 BITS)
 SP_PENDING_DURATION	.DW	0		; PENDING DURATION (16 BITS)
+;
+	.ECHO	"SPK: IO="
+	.ECHO	RTCIO
+	.ECHO	"\n"
 ;
 ;======================================================================
 ;	DRIVER INITIALIZATION
--- a/Source/HBIOS/std.asm
+++ b/Source/HBIOS/std.asm
@ -510,7 +510,7 @@ CPUMHZ		.EQU	CPUKHZ / 1000	; CPU FREQ IN MHZ
 ;
 	.ECHO	"ASSUMED CPU SPEED: "
 	.ECHO	CPUKHZ
-	.ECHO	" KHZ\r\n"
+	.ECHO	" KHZ\n"
 ;
 	.ECHO	"INTERRUPTS: "
 #IF (INTMODE == 0)
@ -525,7 +525,7 @@ CPUMHZ		.EQU	CPUKHZ / 1000	; CPU FREQ IN MHZ
 #IF (INTMODE == 3)
 	.ECHO	"MODE 3"
 #ENDIF
-	.ECHO	"\r\n"
+	.ECHO	"\n"
 ;
 ; SYSTEM PERIODIC TIMER MODE
 ;
@ -598,7 +598,7 @@ SYSTIM	.SET	TM_Z280
  #IF ((DEFSERCFG & %1111100000000) == SER_BAUD115200
 	.ECHO	"115200"
  #ENDIF
-	.ECHO	" BAUD\r\n"
+	.ECHO	" BAUD\n"
 #ENDIF
 ;
 ;
@ -629,16 +629,16 @@ SYSTIM	.SET	TM_Z280
  #IF (MEMMGR == MM_RPH)
 	.ECHO	"RHYOPHYRE ONBOARD (RPH)"
  #ENDIF
-	.ECHO   "\r\n"
+	.ECHO   "\n"
 #ENDIF
 ;
 	.ECHO	"ROM SIZE: "
 	.ECHO	ROMSIZE
-	.ECHO	" KB\r\n"
+	.ECHO	" KB\n"
 ;
 	.ECHO	"RAM SIZE: "
 	.ECHO	RAMSIZE
-	.ECHO	" KB\r\n"
+	.ECHO	" KB\n"
 ;
 ; MEMORY BANK CONFIGURATION
 ;
--- a/Source/HBIOS/syq.asm
+++ b/Source/HBIOS/syq.asm
@ -1446,6 +1446,17 @@ SYQ0_CFG:	; DEVICE 0
 	.DB	SYQ0BASE		; IO BASE ADDRESS
 	.DW	0,0			; DEVICE CAPACITY
 	.DW	0,0			; CURRENT LBA
+;
+	.ECHO	"SYQ: MODE="
+  #IF (SYQMODE == SYQMODE_SPP)
+	.ECHO	"SPP"
+  #ENDIF
+  #IF (SYQMODE == SYQMODE_MG014)
+	.ECHO	"MG014"
+  #ENDIF
+	.ECHO	", IO="
+	.ECHO	SYQ0BASE
+	.ECHO	"\n"
 #ENDIF
 ;
 #IF (SYQCNT >= 2)
@ -1457,6 +1468,17 @@ SYQ1_CFG:	; DEVICE 1
 	.DB	SYQ1BASE		; IO BASE ADDRESS
 	.DW	0,0			; DEVICE CAPACITY
 	.DW	0,0			; CURRENT LBA
+;
+	.ECHO	"SYQ: MODE="
+  #IF (SYQMODE == SYQMODE_SPP)
+	.ECHO	"SPP"
+  #ENDIF
+  #IF (SYQMODE == SYQMODE_MG014)
+	.ECHO	"MG014"
+  #ENDIF
+	.ECHO	", IO="
+	.ECHO	SYQ1BASE
+	.ECHO	"\n"
 #ENDIF
 ;
 #IF ($ - SYQ_CFG) != (SYQCNT * SYQ_CFGSIZ)
--- a/Source/HBIOS/tms.asm
+++ b/Source/HBIOS/tms.asm
@ -42,9 +42,7 @@
 TMSCTRL1:       .EQU   1               ; CONTROL BITS
 TMSINTEN:       .EQU   5               ; INTERRUPT ENABLE BIT
 ;
-#IF TMSTIMENABLE
-	.ECHO	"TMS INTERRUPTS ENABLED\n"
-#ENDIF
+		.ECHO	"TMS: MODE="
 ;
 #IF ((TMSMODE == TMSMODE_MSX) | (TMSMODE == TMSMODE_MSX9958))
 TMS_DATREG	.EQU	$98		; READ/WRITE DATA
@ -53,6 +51,13 @@ TMS_PPIA	.EQU	0		; PPI PORT A
 TMS_PPIB	.EQU	0		; PPI PORT B
 TMS_PPIC	.EQU	0		; PPI PORT C
 TMS_PPIX	.EQU	0		; PPI CONTROL PORT
+;
+  #IF (TMSMODE == TMSMODE_MSX)
+		.ECHO	"MSX"
+  #ENDIF
+  #IF (TMSMODE == TMSMODE_MSX9958)
+		.ECHO	"MSX9958"
+  #ENDIF
 #ENDIF
 ;
 #IF (TMSMODE == TMSMODE_COLECO)
@ -62,6 +67,7 @@ TMS_PPIA	.EQU	0		; PPI PORT A
 TMS_PPIB	.EQU	0		; PPI PORT B
 TMS_PPIC	.EQU	0		; PPI PORT C
 TMS_PPIX	.EQU	0		; PPI CONTROL PORT
+		.ECHO	"COLECO"
 #ENDIF
 ;
 #IF (TMSMODE == TMSMODE_MSXKBD)
@ -69,6 +75,7 @@ TMS_DATREG	.EQU	$98		; READ/WRITE DATA
 TMS_CMDREG	.EQU	$99		; READ STATUS / WRITE REG SEL
 TMS_KBDDATA	.EQU	$E0		; KBD CTLR DATA PORT
 TMS_KBDST	.EQU	$E1		; KBD CTLR STATUS/CMD PORT
+		.ECHO	"MSXKBD"
 #ENDIF
 ;
 #IF (TMSMODE == TMSMODE_N8)
@ -78,6 +85,7 @@ TMS_PPIA	.EQU	$84		; PPI PORT A
 TMS_PPIB	.EQU	$85		; PPI PORT B
 TMS_PPIC	.EQU	$86		; PPI PORT C
 TMS_PPIX	.EQU	$87		; PPI CONTROL PORT
+		.ECHO	"N8"
 #ENDIF
 ;
 #IF (TMSMODE == TMSMODE_SCG)
@ -88,6 +96,7 @@ TMS_PPIA	.EQU	0		; PPI PORT A
 TMS_PPIB	.EQU	0		; PPI PORT B
 TMS_PPIC	.EQU	0		; PPI PORT C
 TMS_PPIX	.EQU	0		; PPI CONTROL PORT
+		.ECHO	"SCG"
 #ENDIF
 ;
 #IF (TMSMODE == TMSMODE_MBC)
@ -100,7 +109,15 @@ TMS_PPIC	.EQU	0		; PPI PORT C
 TMS_PPIX	.EQU	0		; PPI CONTROL PORT
 TMS_KBDDATA	.EQU	$E2		; KBD CTLR DATA PORT
 TMS_KBDST	.EQU	$E3		; KBD CTLR STATUS/CMD PORT
+		.ECHO	"MBC"
+#ENDIF
+;
+		.ECHO	", IO="
+		.ECHO	TMS_DATREG
+#IF TMSTIMENABLE
+		.ECHO	", INTERRUPTS ENABLED"
 #ENDIF
+		.ECHO	"\n"
 ;
 TMS_ROWS	.EQU	24
 ;
--- a/Source/HBIOS/uart.asm
+++ b/Source/HBIOS/uart.asm
@ -1041,6 +1041,13 @@ UART_CFG_SBC:
 	.DB	UARTSBASE + UART_LSR		; LINE STATUS PORT (LSR)
 	.DW	UARTCFG				; LINE CONFIGURATION
 	.DW	UARTSBC_RCVBUF			; POINTER TO RCV BUFFER STRUCT
+;
+	.ECHO	"UART: MODE=SBC, IO="
+	.ECHO	UARTSBASE
+  #IF ((UARTINTS) & (INTMODE > 0))
+	.ECHO	", INTERRUPTS ENABLED"
+  #ENDIF
+	.ECHO	"\n"
 #ENDIF
 #IF (UARTAUX)
 UART_CFG_AUX:
@ -1051,6 +1058,10 @@ UART_CFG_AUX:
 	.DB	UARTABASE + UART_LSR		; LINE STATUS PORT (LSR)
 	.DW	UARTCFG				; LINE CONFIGURATION
 	.DW	0				; NO INT HANDLER
+;
+	.ECHO	"UART: MODE=AUX, IO="
+	.ECHO	UARTABASE
+	.ECHO	"\n"
 #ENDIF
 #IF (UARTCAS)
 UART_CFG_CAS:
@ -1061,6 +1072,13 @@ UART_CFG_CAS:
 	.DB	UARTCBASE + UART_LSR		; LINE STATUS PORT (LSR)
 	.DW	UARTCASSPD			; LINE CONFIGURATION
 	.DW	UARTCAS_RCVBUF			; POINTER TO RCV BUFFER STRUCT
+;
+	.ECHO	"UART: MODE=CAS, IO="
+	.ECHO	UARTCBASE
+  #IF ((UARTINTS) & (INTMODE > 0))
+	.ECHO	", INTERRUPTS ENABLED"
+  #ENDIF
+	.ECHO	"\n"
 #ENDIF
 #IF (UARTMFP)
 UART_CFG_MFP:
@ -1071,6 +1089,10 @@ UART_CFG_MFP:
 	.DB	UARTMBASE + UART_LSR		; LINE STATUS PORT (LSR)
 	.DW	UARTCFG				; LINE CONFIGURATION
 	.DW	0				; SHOULD NEVER NEED INT HANDLER
+;
+	.ECHO	"UART: MODE=MFP, IO="
+	.ECHO	UARTSBASE
+	.ECHO	"\n"
 #ENDIF
 #IF (UART4)
 	; 4UART SERIAL PORT A
@ -1080,6 +1102,11 @@ UART_CFG_MFP:
 	.DB	UART4BASE+0 + UART_LSR		; LINE STATUS PORT (LSR)
 	.DW	UARTCFG				; LINE CONFIGURATION
 	.DW	0				; SHOULD NEVER NEED INT HANDLER
+;
+	.ECHO	"UART: MODE=4UART, IO="
+	.ECHO	UART4BASE+0
+	.ECHO	"\n"
+;
 	; 4UART SERIAL PORT B
 	.DB	0				; DEVICE NUMBER (UPDATED DURING INIT)
 	.DB	0				; UART TYPE
@ -1087,6 +1114,11 @@ UART_CFG_MFP:
 	.DB	UART4BASE+8 + UART_LSR		; LINE STATUS PORT (LSR)
 	.DW	UARTCFG				; LINE CONFIGURATION
 	.DW	0				; SHOULD NEVER NEED INT HANDLER
+;
+	.ECHO	"UART: MODE=4UART, IO="
+	.ECHO	UART4BASE+8
+	.ECHO	"\n"
+;
 	; 4UART SERIAL PORT C
 	.DB	0				; DEVICE NUMBER (UPDATED DURING INIT)
 	.DB	0				; UART TYPE
@ -1094,6 +1126,11 @@ UART_CFG_MFP:
 	.DB	UART4BASE+16 + UART_LSR		; LINE STATUS PORT (LSR)
 	.DW	UARTCFG				; LINE CONFIGURATION
 	.DW	0				; SHOULD NEVER NEED INT HANDLER
+;
+	.ECHO	"UART: MODE=4UART, IO="
+	.ECHO	UART4BASE+16
+	.ECHO	"\n"
+;
 	; 4UART SERIAL PORT D
 	.DB	0				; DEVICE NUMBER (UPDATED DURING INIT)
 	.DB	0				; UART TYPE
@ -1101,6 +1138,10 @@ UART_CFG_MFP:
 	.DB	UART4BASE+24 + UART_LSR		; LINE STATUS PORT (LSR)
 	.DW	UARTCFG				; LINE CONFIGURATION
 	.DW	0				; SHOULD NEVER NEED INT HANDLER
+;
+	.ECHO	"UART: MODE=4UART, IO="
+	.ECHO	UART4BASE+24
+	.ECHO	"\n"
 #ENDIF
 #IF (UARTRC)
 	; UARTRC SERIAL PORT A
@ -1110,6 +1151,11 @@ UART_CFG_MFP:
 	.DB	UARTRBASE + UART_LSR		; LINE STATUS PORT (LSR)
 	.DW	UARTCFG				; LINE CONFIGURATION
 	.DW	0				; SHOULD NEVER NEED INT HANDLER
+;
+	.ECHO	"UART: MODE=RC, IO="
+	.ECHO	UARTRBASE+0
+	.ECHO	"\n"
+;
 	; UARTRC SERIAL PORT B
 	.DB	0				; DEVICE NUMBER (UPDATED DURING INIT)
 	.DB	0				; UART TYPE
@ -1117,6 +1163,11 @@ UART_CFG_MFP:
 	.DB	UARTRBASE+8 + UART_LSR		; LINE STATUS PORT (LSR)
 	.DW	UARTCFG				; LINE CONFIGURATION
 	.DW	0				; SHOULD NEVER NEED INT HANDLER
+;
+	.ECHO	"UART: MODE=RC, IO="
+	.ECHO	UARTRBASE+8
+	.ECHO	"\n"
+;
 #ENDIF
 #IF (UARTDUAL)
 	; DUAL UART CHANNEL A
@ -1126,6 +1177,11 @@ UART_CFG_MFP:
 	.DB	UARTDBASE + UART_LSR		; LINE STATUS PORT (LSR)
 	.DW	UARTCFG				; LINE CONFIGURATION
 	.DW	0				; SHOULD NEVER NEED INT HANDLER
+;
+	.ECHO	"UART: MODE=DUAL, IO="
+	.ECHO	UARTDBASE+0
+	.ECHO	"\n"
+;
 	; DUAL UART CHANNEL B
 	.DB	0				; DEVICE NUMBER (UPDATED DURING INIT)
 	.DB	0				; UART TYPE
@ -1133,6 +1189,11 @@ UART_CFG_MFP:
 	.DB	UARTDBASE+8 + UART_LSR		; LINE STATUS PORT (LSR)
 	.DW	UARTCFG				; LINE CONFIGURATION
 	.DW	0				; SHOULD NEVER NEED INT HANDLER
+;
+	.ECHO	"UART: MODE=DUAL, IO="
+	.ECHO	UARTDBASE+8
+	.ECHO	"\n"
+;
 #ENDIF
 ;
 UART_CNT	.EQU	($ - UART_CFG) / 8
--- a/Source/HBIOS/uf.asm
+++ b/Source/HBIOS/uf.asm
@ -23,6 +23,10 @@ UF_USB_ACTIVE	.DB	0		; USB CABLE CONNECTED STATUS FLAG
 ; DEVICE DESCRIPTION TABLE
 ;
 UF_CFG:	.DW	SER_9600_8N1		; DUMMY CONFIGURATION
+;
+	.ECHO	"USB-FIFO: IO="
+	.ECHO	UFBASE
+	.ECHO	"\n"
 ;
 ; SETUP THE DISPATCH TABLE ENTRY AND INITIALIZE HARDWARE
 ;
--- a/Source/HBIOS/vdu.asm
+++ b/Source/HBIOS/vdu.asm
@ -81,6 +81,12 @@ VDU_R11		.EQU	DSCANL-1
 VDU_R10		.EQU	(VDU_BLNK + DSCANL-1)
 VDU_R11		.EQU	DSCANL-1
 #ENDIF
+;
+		.ECHO	"VDU: IO="
+		.ECHO	VDU_RAMRD
+		.ECHO	", PPK IO="
+		.ECHO	VDU_PPIA
+		.ECHO	"\n"
 ;
 ;======================================================================
 ; VDU DRIVER - INITIALIZATION
--- a/Source/HBIOS/vga.asm
+++ b/Source/HBIOS/vga.asm
@ -20,6 +20,14 @@ VGA_CFG		.EQU	VGA_BASE + $04	; VGA3 BOARD CFG REGISTER
 VGA_HI		.EQU	VGA_BASE + $05	; BOARD RAM HI ADDRESS
 VGA_LO		.EQU	VGA_BASE + $06	; BOARD RAM LO ADDRESS
 VGA_DAT		.EQU	VGA_BASE + $07	; BOARD RAM BYTE R/W
+;
+		.ECHO	"VGA: "
+		.ECHO	"IO="
+		.ECHO	VGA_BASE
+		.ECHO	", KBD MODE=PS/2"
+		.ECHO	", KBD IO="
+		.ECHO	VGA_KBDDATA
+		.ECHO	"\n"
 ;
 VGA_NOBL	.EQU	00000000B	; NO BLINK
 VGA_NOCU	.EQU	00100000B	; NO CURSOR
--- a/Source/HBIOS/vrc.asm
+++ b/Source/HBIOS/vrc.asm
@ -25,6 +25,13 @@ VRC_COLS	.EQU	64
 #DEFINE	VRC_FONT FONTVGARC
 ;
 TERMENABLE	.SET	TRUE		; INCLUDE TERMINAL PSEUDODEVICE DRIVER
+;
+		.ECHO	"VRC: IO="
+		.ECHO	VRC_BASE
+		.ECHO	", KBD MODE=VRC"
+		.ECHO	", KBD IO="
+		.ECHO	VRC_KBDDATA
+		.ECHO	"\n"
 ;
 ;======================================================================
 ; VRC DRIVER - INITIALIZATION
--- a/Source/HBIOS/ym2612.asm
+++ b/Source/HBIOS/ym2612.asm
@ -38,6 +38,10 @@ YM_RDY_RST		.DB	0	; FLAG INDICATES IF DEVICE IS IN READY (NZ) OR RESET STATE (Z)
 YM_DEBUG		.EQU	0	; CHANGE TO 1 TO ENABLE DEBUGGING
 YM_RSTCFG		.EQU	0	; SET TO 1 FOR FULL REGISTER CLEAR
 YM_FAST3438		.EQU	0	; FAST CPU'S WITH A YM3438 MAY REQUIRE A DELAY
+;
+		.ECHO	"YM: IO="
+		.ECHO	YMSEL
+		.ECHO	"\n"
 ;
 ;------------------------------------------------------------------------------
 ; Driver function table and instance data
--- a/Source/HBIOS/z2u.asm
+++ b/Source/HBIOS/z2u.asm
@ -715,6 +715,15 @@ Z2U0_CFG:
 	.DW	Z2U0CFG			; LINE CONFIGURATION
 	.DW	Z2U0_RCVBUF		; POINTER TO RCV BUFFER STRUCT
 ;
+;
+	.ECHO	"Z2U: IO="
+	.ECHO	Z2U0BASE
+#IF (INTMODE == 3)
+	.ECHO	", INTERRUPTS ENABLED"
+#ENDIF
+	.ECHO	"\n"
+
+;
 Z2U_CFGSIZ	.EQU	$ - Z2U_CFG	; SIZE OF ONE CFG TABLE ENTRY
 ;
 Z2U_CFGCNT	.EQU	($ - Z2U_CFG) / Z2U_CFGSIZ
--- a/Source/ver.inc
+++ b/Source/ver.inc
@ -2,7 +2,7 @@
 #DEFINE	RMN	4
 #DEFINE	RUP	0
 #DEFINE	RTP	0
-#DEFINE BIOSVER	"3.4.0-dev.25"
+#DEFINE BIOSVER	"3.4.0-dev.26"
 #define rmj	RMJ
 #define rmn	RMN
 #define rup	RUP
--- a/Source/ver.lib
+++ b/Source/ver.lib
@ -3,5 +3,5 @@ rmn	equ	4
 rup	equ	0
 rtp	equ	0
 biosver	macro
-	db	"3.4.0-dev.25"
+	db	"3.4.0-dev.26"
 	endm