Initial commit; vertical blank interrupt test.

.gitignore

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+bin/
+obj/
+*.sublime-workspace

Makefile

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+AS = rgbasm
+LD = rgblink
+FIX = rgbfix -f hg
+
+BIN_DIR = bin
+OBJ_DIR = obj
+
+MKDIR = mkdir
+
+.PHONY: dirs
+
+all: dirs video
+
+clean:
+	rm -r ${BIN_DIR}/ ${OBJ_DIR}/
+
+dirs:
+	${MKDIR} -p ${BIN_DIR}
+	${MKDIR} -p ${OBJ_DIR}
+
+#
+# Video
+#
+video: videoDirs vblankInt.gb
+
+videoDirs:
+	${MKDIR} -p ${BIN_DIR}/video
+	${MKDIR} -p ${OBJ_DIR}/video
+
+vblankInt.gb: dirs
+	${AS} -o ${OBJ_DIR}/video/vblankInt.o video/vblankInt.s
+	${LD} -l common.lnk -o ${BIN_DIR}/video/vblankInt.gb ${OBJ_DIR}/video/vblankInt.o
+	${FIX} ${BIN_DIR}/video/vblankInt.gb

PlipTestROMs.sublime-project

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+{
+	"folders":
+	[
+		{
+			"path": ".",
+			"file_exclude_patterns": [ "*.sublime-*" ],
+			"folder_exclude_patterns": [ "bin", "obj" ]
+		}
+	]
+}

common.lnk

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+ROM0
+	org $0000
+	"rst00"
+
+	org $0008
+	"rst08"
+
+	org $0010
+	"rst10"
+
+	org $0018
+	"rst18"
+
+	org $0020
+	"rst20"
+
+	org $0028
+	"rst28"
+
+	org $0030
+	"rst30"
+
+	org $0038
+	"rst38"
+
+	org $0040
+	"intVblank"
+
+	org $0048
+	"intLcdc"
+
+	org $0050
+	"intTimer"
+
+	org $0058
+	"intSerial"
+
+	org $0060
+	"intJoypad"
+
+	org $0068
+	"preHeader"
+
+	org $0100
+	"headerJump"
+
+	org $0104
+	"header"
+
+	org $0150
+	"home"

common/defines.inc

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+;
+; Overrides
+;
+OverrideRst00 SET 0
+OverrideRst08 SET 0
+OverrideRst10 SET 0
+OverrideRst18 SET 0
+OverrideRst20 SET 0
+OverrideRst28 SET 0
+OverrideRst30 SET 0
+OverrideRst38 SET 0
+
+OverrideIntVblank SET 0
+OverrideIntLcdc SET 0
+OverrideIntTimer SET 0
+OverrideIntSerial SET 0
+OverrideIntJoypad SET 0
+
+OverrideHeaderJump SET 0
+
+;
+; Memory Locations
+;
+HeaderEnd EQU $0150
+
+;
+; CGB Flag
+;
+CgbUnsupported EQU $00
+CgbCompatible EQU $80
+CgbOnly EQU $C00
+
+HeaderCgbFlag SET CgbUnsupported
+
+;
+; SGB Flag
+;
+SgbUnsupported EQU $00
+SgbSupported EQU $03
+
+HeaderSgbFlag SET SgbUnsupported
+
+;
+; Cartridge Type
+;
+CartRomOnly EQU $00
+CartMbc1 EQU $01
+CartMbc1Ram EQU $02
+CartMbc1Battery EQU $03
+CartMbc2 EQU $05
+CartMbc2Battery EQU $06
+CartRomRam EQU $08
+CartRomBattery EQU $09
+CartMmm01 EQU $0B
+CartMmm01Ram EQU $0C
+CartMmm01RamBattery EQU $0D
+CartMbc3TimerBattery EQU $0F
+CartMbc3TimerRamBattery EQU $10
+CartMbc3 EQU $11
+CartMbc3Ram EQU $12
+CartMbc3RamBattery EQU $13
+CartMbc4 EQU $15
+CartMbc4Ram EQU $16
+CartMbc4RamBattery EQU $17
+CartMbc5 EQU $19
+CartMbc5Ram EQU $1A
+CartMbc5RamBattery EQU $1B
+CartMbc5Rumble EQU $1C
+CartMbc5RumbleRam EQU $1D
+CartMbc5RumbleRamBattery EQU $1E
+CartPocketCamera EQU $FC
+CartBandaiTama5 EQU $FD
+CartHuc3 EQU $FE
+CartHuc1RamBattery EQU $ff
+
+HeaderCartType SET CartRomOnly
+
+;
+; ROM Size
+;
+Rom32K EQU $00
+Rom64K EQU $01
+Rom128K EQU $02
+Rom256K EQU $03
+Rom512K EQU $04
+Rom1024K EQU $05
+Rom2048K EQU $06
+Rom4096K EQU $07
+Rom1152K EQU $52
+Rom1280K EQU $53
+Rom1536K EQU $54
+
+HeaderRomSize SET Rom32K
+
+;
+; RAM Size
+;
+RamNone EQU $00
+Ram2K EQU $01
+Ram8K EQU $02
+Ram32K EQU $02
+
+HeaderRamSize SET RamNone
+
+;
+; Destination Code
+;
+DestinationJapan EQU $00
+DestinationInternational EQU $01
+
+HeaderDestinationCode SET DestinationInternational
+
+;
+; Old Licensee Code
+;
+HeaderOldLicensee SET $33
+
+;
+; Mask ROM Version
+;
+HeaderMaskRomVersion SET $00

common/header.inc

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+; 0000-003F : RST Handlers
+IF OverrideRst00 == 0
+	SECTION "rst00", ROM0
+		ret
+		REPT 7
+			nop
+		ENDR
+ENDC
+
+IF OverrideRst08 == 0
+	SECTION "rst08", ROM0
+		ret
+		REPT 7
+			nop
+		ENDR
+ENDC
+
+IF OverrideRst10 == 0
+	SECTION "rst10", ROM0
+		ret
+		REPT 7
+			nop
+		ENDR
+ENDC
+
+IF OverrideRst18 == 0
+	SECTION "rst18", ROM0
+		ret
+		REPT 7
+			nop
+		ENDR
+ENDC
+
+IF OverrideRst20 == 0
+	SECTION "rst20", ROM0
+		ret
+		REPT 7
+			nop
+		ENDR
+ENDC
+
+IF OverrideRst28 == 0
+	SECTION "rst28", ROM0
+		ret
+		REPT 7
+			nop
+		ENDR
+ENDC
+
+IF OverrideRst30 == 0
+	SECTION "rst30", ROM0
+		ret
+		REPT 7
+			nop
+		ENDR
+ENDC
+
+IF OverrideRst38 == 0
+	SECTION "rst38", ROM0
+		ret
+		REPT 7
+			nop
+		ENDR
+ENDC
+
+; 0040-0067 : Interrupt Handlers
+IF OverrideIntVblank == 0
+	SECTION "intVblank", ROM0
+		reti
+		REPT 7
+			nop
+		ENDR
+ENDC
+
+IF OverrideIntLcdc == 0
+	SECTION "intLcdc", ROM0
+		reti
+		REPT 7
+			nop
+		ENDR
+ENDC
+
+IF OverrideIntTimer == 0
+	SECTION "intTimer", ROM0
+		reti
+		REPT 7
+			nop
+		ENDR
+ENDC
+
+IF OverrideIntSerial == 0
+	SECTION "intSerial", ROM0
+		reti
+		REPT 7
+			nop
+		ENDR
+ENDC
+
+IF OverrideIntJoypad == 0
+	SECTION "intJoypad", ROM0
+		reti
+		REPT 7
+			nop
+		ENDR
+ENDC
+
+; 0068-00FF : Undefined
+SECTION "preHeader", ROM0
+
+; 0100-0103 : Jump Past Header
+IF OverrideHeaderJump == 0
+	SECTION "headerJump", ROM0
+		nop
+		jp HeaderEnd
+ENDC
+
+; ----------------------
+; 0104-014F : ROM Header
+; ----------------------
+
+SECTION "header", ROM0
+	; 0104-0133 : Nintendo Logo
+	DB $CE, $ED, $66, $66, $CC, $0D, $00, $0B, $03, $73, $00, $83, $00, $0C, $00, $0D
+	DB $00, $08, $11, $1F, $88, $89, $00, $0E, $DC, $CC, $6E, $E6, $DD, $DD, $D9, $99
+	DB $BB, $BB, $67, $63, $6E, $0E, $EC, $CC, $DD, $DC, $99, $9F, $BB, $B9, $33, $3E
+
+	; 0134-013E : Title
+	STATIC_ASSERT STRLEN(HeaderTitle) <= 13, "Header title is too large!"  ; 11 characters + 2 quotes
+	DB HeaderTitle
+	DS 11 - STRLEN(HeaderTitle)
+
+	; 013F-0142 : Manufacturer Code
+	DS 4
+
+	; 0143 : CGB Flag
+	DB HeaderCgbFlag
+
+	; 0144-0145 : New Licensee Code
+	DB "HI"
+
+	; 0146 : SGB Flag
+	DB HeaderSgbFlag
+
+	; 0147 : Cartridge Type
+	DB HeaderCartType
+
+	; 0148 : ROM Size
+	DB HeaderRomSize
+
+	; 0149 : RAM Size
+	DB HeaderRamSize
+
+	; 014A : Destination Code
+	DB HeaderDestinationCode
+
+	; 014B : Old Licensee Code
+	DB HeaderOldLicensee
+
+	; 014C : Mask ROM Version Number
+	DB HeaderMaskRomVersion
+
+	; 014D : Header Checksum
+	DS 1
+
+	; 014E-014F : Global Checksum
+	DS 2

video/vblankInt.s

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+HeaderTitle EQUS "\"BUILDTEST\""
+
+include "common/defines.inc"
+
+OverrideIntVblank SET 1
+include "common/header.inc"
+
+SECTION "intVblank", ROM0
+	ld a, [hl]
+	xor a, $ff
+	ld [hli], a
+	reti
+
+SECTION "home", ROM0
+	ld a, %00011011
+	ld [$ff47], a
+
+	ei
+	ld a, %11100001
+	ld [$ffff], a
+
+	ld a, 127
+	ld b, 0
+reset:
+	ld hl, $8010
+	ld d, 48 * 4
+
+loop:
+	halt
+	dec d
+	jr z, reset
+	jr loop