Basic build and runs scripts, began setup of ftable n stuff

going the route of watching this series so far.

.gitignore

@@ -0,0 +1 @@
+16bit.loader

16bit.Scratch.s

@@ -5,15 +5,115 @@
 %include "AAL.x86.routines.macros.S"
 
 
+%macro DblNewLine_Out 0
+	mov	AH, Video_TeleType
+	mov	AL, char_LF
+	int	VideoService
+	mov	AL, char_CR
+	int	VideoService
+	mov	AL, char_LF
+	int	VideoService
+	mov	AL, char_CR
+	int	VideoService
+%endmacro 
+
+; CmdStr Interface
+; Inline
+%macro CmdStr_Get 0
+	mov	SI, CmdStr
+%endmacro
+
+; Inline
+%macro CmdStr_Add 0
+;	Put input char to CmdStr
+	mov	[SI], AL
+;	Increment DI, and increment cmdstr length.
+	inc	SI
+%endmacro
+
+
 ;=============================================================================================================
 ; Entrypoint
 ;=============================================================================================================
 start:
-Video_SetTextMode_80x25
+	mov	AH, Video_SetMode
-; Video_SetGraphicsMode_320x200
+	mov	AL, VideoMode_Graphics_640_480_VGA
-; Video_SetGraphicsMode_640x200
+	int	VideoService
 
-String_Out	EntryMsg, [EntryMsg_len]
+;	Give some times before starting
+	mov	AH, BIOS_Wait
+	mov	CX, 0x10
+	int	SystemService
+
+	String_Out	EntryMsg, [EntryMsg_len]
+	DblNewLine_Out
+
+;	Give some times before starting
+	mov	AH, BIOS_Wait
+	mov	CX, 0x01
+	int 	SystemService
+
+	String_Out	Input_F, [Input_F_len]
+
+	push	SI
+	; SI will be used as the char index in CmdStr
+
+
+	CmdStr_Get
+inputLoop:
+;	Wait for input
+	mov	AH, Keyboard_GetKeyStroke
+	mov	AL, 0x00
+	int	KeyboardService
+
+	CmdStr_Add
+
+;	Prep to outout character
+	mov	AH, Video_TeleType
+	mov	BH, 0x00
+
+	cmp	AL, KeyL_Enter
+		je	exe_Command
+
+;	Output character if command not recognized
+	int	VideoService
+
+	NewLine_Out
+
+	jmp short	inputLoop
+
+exe_Command:
+	; pop 	SI
+	mov	AL, [CmdStr]
+
+
+	cmp	AL, KeyL_N
+		je	end_execution
+
+	cmp	AL, KeyL_F
+		jne	error_CmdNotFound
+	String_Out	CmdFile, [CmdFile_len]
+
+	CmdStr_Get
+	jmp short	inputLoop
+
+error_CmdNotFound:
+	String_Out	CmdNotFnd, [CmdNotFnd_len]
+
+	CmdStr_Get
+	jmp short	inputLoop
+;	End Program
+	; cli
+	; hlt
+
+jmp short inputLoop
+
+
+end_execution:
+	String_Out	ExitMsg, [ExitMsg_len]
+
+	cli
+	hlt
 
 hang:
 jmp short hang
@@ -22,8 +122,24 @@ jmp short hang
 ;=============================================================================================================
 ; Data
 ;=============================================================================================================
-EntryMsg     : db 	'Hello World!', char_LF, char_CR
+EntryMsg_len : dw 	29 
-EntryMsg_len : dw 	14
+EntryMsg     : db 	'Bare x86  Mode: 16 bit (Real)', str_endl
+; EntryMsg_len : equ $ - EntryMsg
+
+ExitMsg_len : dw	12
+ExitMsg     : db	'Exiting...', str_endl
+
+Input_F_len : dw	36
+Input_F     : db 	'F) File/Program Browser & Launcher', str_endl
+
+CmdFile_len : dw	14
+CmdFile	    : db	'Command File', str_endl
+
+CmdNotFnd_len : dw	19
+CmdNotFnd     : db	'Command not found', str_endl
+
+CmdStr_len : dw		0
+CmdStr     : db		''
 
 
 %include "AAL.x86.routines.s"

16bit.boot.S

@@ -26,7 +26,7 @@ start:
 ;	Give some times before starting
 	mov	AH, BIOS_Wait
 	mov	CX, 0x10
-int	SystemService
+	int	SystemService
 
 	xor 	AX, AX
 ;	Set Data Segment and Extra Segment to 0x0000
@@ -38,12 +38,13 @@ int	SystemService
 	mov 	BX, Mem_BootSector_Start
 	mov 	SP, BX
 
-String_Out	PostMsg, [PostMsg_len]
+	String_Out	PostMsg, [PostMsg_len]
 
 	mov	AH, BIOS_Wait
 	mov	CX, 0x05
-int	SystemService
+	int	SystemService
 
+; Load : File Table
 
 ;	Loading the code from disk (storage)
 	mov	DH, 0x0		; Head NUm
@@ -57,14 +58,37 @@ int	SystemService
 
 ;	Read Disk (Storage)
 	mov	AH, Disk_ReadIntoMemory
-	mov	AL, 0x01	; Num Sectors
+	mov	AL, 0x02	; Num Sectors
-int	DiskService
+	int	DiskService
 
-String_Out	SendoffMsg, [SendOffMsg_len]
+	String_Out	FTableMsg, [FTableMsg_len]
 
 	mov	AH, BIOS_Wait
 	mov	CX, 0x10
-int	SystemService
+	int	SystemService
+
+; Load : 16bit.Scratch
+
+;	Loading the code from disk (storage)
+	mov	DH, 0x0		; Head NUm
+	mov	DL, 0x0		; Drive Num
+	mov	CH, 0x0 	; Track Num
+	mov	CL, 0x03	; Starting Sector
+;	Setup ES:BX Memory address/segment
+	mov	BX, 0x2000	; ES:BX : 0x1000:0x0
+	mov	ES, BX
+	mov	BX, 0x0
+
+;	Read Disk (Storage)
+	mov	AH, Disk_ReadIntoMemory
+	mov	AL, 0x02	; Num Sectors
+	int	DiskService
+
+	String_Out	SendoffMsg, [SendOffMsg_len]
+
+	mov	AH, BIOS_Wait
+	mov	CX, 0x10
+	int	SystemService
 
 ;	Jump if carry flag
 	; jc	error
@@ -73,7 +97,7 @@ int	SystemService
 	; jne 	error
 
 ;	Reset segment registers for ram
-	mov	AX, 0x1000
+	mov	AX, 0x2000
 	mov	DS, AX
 	mov	DS, AX
 	mov	ES, AX
@@ -82,7 +106,7 @@ int	SystemService
 	mov	SS, AX
 
 ;	Heading to 16bit.scratch
-	jmp 	0x1000:0x0	
+	jmp 	0x2000:0x0	
 
 
 ;=============================================================================================================
@@ -107,13 +131,13 @@ out_string:
 .loop:	
 ;	Bounds check
 	cmp	SI, [argLen]
-	je	.break
+		je	.break
 
 ;	Output a character
 	mov	BX, CX
 	mov	AL, [BX + SI]
 	xor	BH, BH			; Clear BH for correct active page
-int	VideoService
+	int	VideoService
 
 	add	SI, 0x1
 	jmp	.loop
@@ -125,21 +149,26 @@ int	VideoService
 ret
 
 error:
-String_Out	ErrorMsg, [ErrorMsg_Len]
+	String_Out	ErrorMsg, [ErrorMsg_Len]
 	hlt	; Halt
 
 
 ;=============================================================================================================
 ; Data
 ;=============================================================================================================
-ErrorMsg     : db	'Failed - DiskService: ReadIntoMemory'
 ErrorMsg_Len : dw	36
+ErrorMsg     : db	'Failed - DiskService: ReadIntoMemory'
 
-PostMsg     : db	'16bit.boot', char_LF, char_CR
+PostMsg_len : dw	14
-PostMsg_len : dw	13
+PostMsg     : db	'16bit.boot', str_endl
+
+FTableMsg_len : dw	21
+FTableMsg     : db	'Loaded 16bit.ftable', str_endl
 
-SendoffMsg     : db	'Sending over to 16bit.scratch...'
 SendOffMsg_len : dw 32
+SendoffMsg     : db	'Sending over to 16bit.scratch...'
+
+
 ;=============================================================================================================
 ; Wrap up
 ;=============================================================================================================

16bit.ftable.s

@@ -0,0 +1,13 @@
+; x86
+; 16-bit - Real Mode, V86 Mode
+; File Table
+
+
+; 0xF91E7AB1E { filename; sector#; filename; sector#; }
+filetable:
+	dd	0xEF7AB1E
+	dw	0x0000
+	db 	'{ testfile; 04; testProg; 06; }'
+
+; Byte pad 512 bytes (zeroed)
+times	512-$+filetable		db 0

16bit.symtable.s

@@ -0,0 +1,13 @@
+; x86
+; 16-bit - Real Mode, V86 Mode
+; Symbol  Table
+
+
+; 0x5E7AB1E { symbol; hash; symbol; hash; }
+symtable:
+	dd	0x5E7AB1E
+	dw	0x0000
+	db 	'{ listDir; #; createFile; #; }'
+
+; Byte pad 512 bytes (zeroed)
+times	512-$+symtable		db 0

AAL.x86.routines.macros.s

@@ -9,50 +9,58 @@
 %macro	Video_SetTextMode_80x25 0
 	mov	AH, Video_SetMode
 	mov	AL, VideoMode_Text_80x25
-int	VideoService
+	int	VideoService
 %endmacro
 
 %macro	Video_SetGraphicsMode_320x200 0
 	mov	AH, Video_SetMode
 	mov	AL, VideoMode_Graphics_320x200
-int	VideoService
+	int	VideoService
 %endmacro
 
 %macro	Video_SetGraphicsMode_640x200 0
 	mov	AH, Video_SetMode
 	mov	AL, VideoMode_Graphics_640x200
-int	VideoService
+	int	VideoService
 %endmacro
 
 ;=============================================================================================================
 ; Routines
 ;=============================================================================================================
 
+%macro Char_Out 1
+	mov	AH, Video_TeleType
+	mov	AL, %1
+	int	VideoService
+%endmacro
+
 %macro DumpOut 2
 	mov	BX, %1
 	mov	DX, %2
-call	out_Dump
+	call	out_Dump
 %endmacro
 
 %macro Hex16_ToString 2
 	mov	DX, %1
 	mov	CX, %2
 	push	CX
-call	h16_toString
+	call	h16_toString
 	pop	CX
 %endmacro
 
-%macro Char_Out 1
+%macro NewLine_Out 0
 	mov	AH, Video_TeleType
-	mov	AL, %1
+	mov	AL, char_LF
-int	VideoService
+	int	VideoService
+	mov	AL, char_CR
+	int	VideoService
 %endmacro
 
 %macro String_Out 2
 	mov	BX, %1
 	mov	AX, %2
 	push	AX
-call	out_string
+	call	out_string
 	pop	AX
 %endmacro
 

AAL.x86.routines.s

@@ -27,8 +27,8 @@ out_Dump:
 	push 	SI
 	mov	AX, StartLocation
 	add	AX, SI
-Hex16_ToString	AX, .HexStr
+	Hex16_ToString	AX, .HexStr
-String_Out	.HexStr, 4
+	String_Out	.HexStr, 4
 	pop	SI
 	pop 	DX
 	pop	BX
@@ -43,16 +43,16 @@ Char_Out	' '
 	push 	BX
 	push 	DX
 	push 	SI
-Hex16_ToString	[.HexNum], .HexStr
+	Hex16_ToString	[.HexNum], .HexStr
-String_Out	.HexStr, 4
+	String_Out	.HexStr, 4
 	pop 	SI
 	pop 	DX
 	pop 	BX
-Char_Out	' '
+	Char_Out	' '
 
 	mov	AH, BIOS_Wait
 	mov	CX, 0x02
-int	SystemService
+	int	SystemService
 
 	inc	SI
 	jmp	.loop
@@ -145,7 +145,7 @@ out_string:
 	mov	BX, CX
 	mov	AL, [BX + SI]
 	xor	BH, BH			; Clear BH for correct active page
-int	VideoService
+	int	VideoService
 
 	add	SI, 0x1
 	jmp	.loop

AAL.x86.s

@@ -304,6 +304,20 @@
 ; Disk Services (Storage)
 %define DiskService	0x13
 
+; Input
+
+%define Keyboard_GetKeyStroke	0x00
+
+%define KeyH_Enter	0x1C
+%define KeyL_Enter	0x0D
+
+%define KeyH_F		0x21
+%define KeyL_F		0x66
+%define KeyH_N		0x31
+%define KeyL_N		0x6E
+
+%define KeyboardService		0x16
+
 ; Memory
 
 ; Real Mode - Conventional Lower Memory
@@ -347,6 +361,18 @@
 %define VideoMode_Graphics_320x200		0x04
 %define VideoMode_Graphics_320x200_cboff	0x05
 %define VideoMode_Graphics_640x200		0x06
+%define VideoMode_Text_80x25_Mono		0x07
+%define VideoMode_Graphics_160x200		0x08
+%define VideoMode_Graphics_320x200_PCjr		0x09
+%define VideoMode_Graphics_320x200_PCjr		0x09
+%define VideoMode_Graphics_640x200_PCjr		0x0A
+%define VideoMode_Graphics_320x200_VGA		0x0D
+%define VideoMode_Graphics_640x200_VGA		0x0E
+%define VideoMode_Graphics_640x350_VGA_Mono	0x0F
+%define VideoMode_Graphics_640_350_VGA		0x10
+%define VideoMode_Graphics_640_480_VGA_Mono	0x11
+%define VideoMode_Graphics_640_480_VGA		0x12
+%define VideoMode_Graphics_320_200_VGA		0x13
 
 ; Output a character
 %define Video_TeleType		0xE
@@ -360,8 +386,8 @@
 %define char_CR	0xD	; Carriage Return
 %define char_LF 0xA	; Line Feed
 
+%define str_endl	char_LF, char_CR 
+
 
 %define AAL_x86_Def
 %endif
-
-

Erus.boot.s

@@ -1,79 +0,0 @@
-; Print HEx
-
-; x86 
-; 16-bit - Real Mode, V86 Mode
-
-; https://codereview.stackexchange.com/questions/230755/display-hexadecimal-value-stored-at-a-register
-
-
-%include "AAL.x86.s"
-%include "AAL.x86.routines.macros.s"
-
-
-; 16-Bit Mode
-[BITS	16]
-; The ORG directive specifies the starting address of a segment
-[ORG	Mem_BootSector_Start]
-
-
-start:
-	mov 	BX, Mem_BootSector_Start
-
-	mov	AH, BIOS_Wait
-	mov	CX, 0x10
-int	SystemService
-
-;	Exclusive-OR (xor'ing a value to itself zeros the value)
-	xor 	AX, AX
-;	Set Data Segment and Extra Segment to 0x0000
-	mov	DS, AX
-	mov	ES, AX
-;	Set Stack Segment (SS) to to 0x0000
-	mov 	SS, AX
-;	Set Stack Pointer (SP) to the start of the boot sector.
-	mov 	SP, BX
-
-	mov 	BX, Str_Erus
-	mov	CX, 4
-	push	CX
-call 	out_string
-	pop	CX
-
-	mov	BX, Str_PostMsg
-	mov	CX, 22
-	push	CX
-call	out_string
-	pop	CX
-
-	mov	AH, BIOS_Wait
-	mov	CX, 0x10
-int	SystemService
-
-	mov 	AH, Video_SetMode
-	mov 	AL, VideoMode_Text_80x25
-int	VideoService	
-
-	mov 	BX, Str_Erus
-	mov	CX, 4
-	push	CX
-call 	out_string
-	pop	CX
-
-; Idle
-hang :
-jmp short hang
-
-%include "AAL.x86.routines.s"
-
-; Data
-Str_Erus: db 'Erus'
-Str_PostMsg : db '... taking over boot', 0xA, 0xD
-
-;=============================================================================================================
-; Wrap up
-;=============================================================================================================
-; Byte pad 512 bytes (zeroed)
-times 	510-$+start 	db 0
-; Master Boot Record signature
-db 	0x55
-db 	0xAA

Makefile

@@ -0,0 +1,18 @@
+
+16bit.loader: 16bit.boot 16bit.ftable 16bit.scratch
+	cat 16bit.boot 16bit.ftable 16bit.scratch > 16bit.loader
+	make clean
+
+16bit.boot:
+	nasm 16bit.boot.s
+
+16bit.ftable:
+	nasm 16bit.ftable.s
+
+16bit.scratch:
+	nasm 16bit.scratch.s
+
+clean:
+	rm 16bit.boot
+	rm 16bit.ftable
+	rm 16bit.scratch

run.ps1

@@ -0,0 +1 @@
+qemu-system-x86_64 -fda 16bit.loader