From 0e9d0481b897c6afe7cd7c0ea5c23562379ad8ca Mon Sep 17 00:00:00 2001
From: pikalaxalt <PikalaxALT@gmail.com>
Date: Mon, 6 Jun 2016 08:23:52 -0400
Subject: Printer-related labels

---
 engine/printer/serial.asm | 620 ++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 620 insertions(+)
 create mode 100755 engine/printer/serial.asm

(limited to 'engine/printer')

diff --git a/engine/printer/serial.asm b/engine/printer/serial.asm
new file mode 100755
index 00000000..0c9a70ed
--- /dev/null
+++ b/engine/printer/serial.asm
@@ -0,0 +1,620 @@
+Func_e8783: ; e8783 (3a:4783)
+	ld a, 9
+Func_e8785:
+	push af
+	ld hl, wPrinterData
+	ld bc, wPrinterDataEnd - wPrinterData
+	xor a
+	call Printer_FillMemory
+	xor a
+	ld [rSB], a
+	ld [rSC], a
+	ld [wPrinterOpcode], a
+	ld hl, wPrinterConnectionOpen
+	set 0, [hl]
+	ld a, [wPrinterSettings]
+	ld [wPrinterSettingsTempCopy], a
+	pop af
+	ld [wcaf4], a
+	ret
+
+; e87a8
+Func_e87a8: ; e87a8 (3a:47a8)
+	ld a, [wPrinterReceiveJumptableIndex]
+	ld e, a
+	ld d, 0
+	ld hl, .Jumptable
+	add hl, de
+	add hl, de
+	ld a, [hli]
+	ld h, [hl]
+	ld l, a
+	jp [hl]
+
+.Jumptable:
+	dw Printer_InitSerial ; 00
+	dw Func_e88c9 ; 01
+	dw Func_e88a6 ; 02
+	dw Func_e881f ; 03
+	dw Func_e8906 ; 04
+	dw Func_e88b4 ; 05
+	dw Func_e884b ; 06
+	dw Func_e8906 ; 07
+	dw Func_e88a6 ; 08
+	dw Func_e8864 ; 09
+	dw Func_e8906 ; 0a
+	dw Func_e88a6 ; 0b
+	dw Func_e8927 ; 0c
+	dw Printer_Quit ; 0d
+	dw Printer_Next_ ; 0e
+	dw Func_e88a6 ; 10
+	dw Func_e8889 ; 11
+	dw Printer_LoopBack ; 12
+	dw Func_e8936 ; 13
+	dw Func_e8939 ; 14
+
+Printer_Next:
+	ld hl, wPrinterReceiveJumptableIndex
+	inc [hl]
+	ret
+
+Printer_Back:
+	ld hl, wPrinterReceiveJumptableIndex
+	dec [hl]
+	ret
+
+Printer_Quit:
+	xor a
+	ld [wc971], a
+	ld hl, wPrinterReceiveJumptableIndex
+	set 7, [hl]
+	ret
+
+Printer_Next_:
+	call Printer_Next
+	ret
+
+Printer_LoopBack:
+	ld a, $1
+	ld [wPrinterReceiveJumptableIndex], a
+	ret
+
+Printer_InitSerial:
+	call Func_e8981
+	ld hl, PrinterDataPacket1
+	call Func_e8968
+	xor a
+	ld [wPrinterDataSize], a
+	ld [wPrinterDataSize + 1], a
+	ld a, [wcaf4]
+	ld [wc6e9], a
+	call Printer_Next
+	call Func_e8949
+	ld a, $1
+	ld [wPrinterStatusIndicator], a
+	ret
+
+Func_e881f:
+	call Func_e8981
+	ld hl, wc6e9
+	ld a, [hl]
+	and a
+	jr z, Func_e884b
+	ld hl, PrinterDataPacket3
+	call Func_e8968
+	call Func_e89e6
+	ld a, $80
+	ld [wPrinterDataSize], a
+	ld a, $2
+	ld [wPrinterDataSize + 1], a
+	call ComputePrinterChecksum
+	call Printer_Next
+	call Func_e8949
+	ld a, $2
+	ld [wPrinterStatusIndicator], a
+	ret
+
+Func_e884b:
+	ld a, $6
+	ld [wPrinterReceiveJumptableIndex], a
+	ld hl, PrinterDataPacket4
+	call Func_e8968
+	xor a
+	ld [wPrinterDataSize], a
+	ld [wPrinterDataSize + 1], a
+	call Printer_Next
+	call Func_e8949
+	ret
+
+Func_e8864:
+	call Func_e8981
+	ld hl, PrinterDataPacket2
+	call Func_e8968
+	call Func_e89cf
+	ld a, $4
+	ld [wPrinterDataSize], a
+	ld a, $0
+	ld [wPrinterDataSize + 1], a
+	call ComputePrinterChecksum
+	call Printer_Next
+	call Func_e8949
+	ld a, $3
+	ld [wPrinterStatusIndicator], a
+	ret
+
+Func_e8889:
+	call Func_e8981
+	ld hl, PrinterDataPacket1
+	call Func_e8968
+	xor a
+	ld [wPrinterDataSize], a
+	ld [wPrinterDataSize + 1], a
+	ld a, [wcaf4]
+	ld [wc6e9], a
+	call Printer_Next
+	call Func_e8949
+	ret
+
+Func_e88a6:
+	ld hl, wc973
+	inc [hl]
+	ld a, [hl]
+	cp a, $6
+	ret c
+	xor a
+	ld [hl], a
+	call Printer_Next
+	ret
+
+Func_e88b4:
+	ld hl, wc973
+	inc [hl]
+	ld a, [hl]
+	cp a, $6
+	ret c
+	xor a
+	ld [hl], a
+	ld hl, wc6e9
+	dec [hl]
+	call Printer_Back
+	call Printer_Back
+	ret
+
+Func_e88c9:
+	ld a, [wPrinterOpcode]
+	and a
+	ret nz
+	ld a, [wc970]
+	cp a, $ff
+	jr nz, .asm_e88dc
+	ld a, [wc971]
+	cp a, $ff
+	jr z, .asm_e88f8
+.asm_e88dc
+	ld a, [wc970]
+	cp a, $81
+	jr nz, .asm_e88f8
+	ld a, [wc971]
+	cp a, $0
+	jr nz, .asm_e88f8
+	ld hl, wPrinterConnectionOpen
+	set 1, [hl]
+	ld a, $5
+	ld [wc972], a
+	call Printer_Next
+	ret
+
+.asm_e88f8
+	ld a, $ff
+	ld [wc970], a
+	ld [wc971], a
+	ld a, $e
+	ld [wPrinterReceiveJumptableIndex], a
+	ret
+
+Func_e8906:
+	ld a, [wPrinterOpcode]
+	and a
+	ret nz
+	ld a, [wc971]
+	and a, $f0
+	jr nz, .asm_e8921
+	ld a, [wc971]
+	and a, $1
+	jr nz, .asm_e891d
+	call Printer_Next
+	ret
+
+.asm_e891d
+	call Printer_Back
+	ret
+
+.asm_e8921
+	ld a, $12
+	ld [wPrinterReceiveJumptableIndex], a
+	ret
+
+Func_e8927:
+	ld a, [wPrinterOpcode]
+	and a
+	ret nz
+	ld a, [wc971]
+	and a, $f3
+	ret nz
+	call Printer_Next
+	ret
+
+Func_e8936:
+	call Printer_Next
+Func_e8939:
+	ld a, [wPrinterOpcode]
+	and a
+	ret nz
+	ld a, [wc971]
+	and a, $f0
+	ret nz
+	xor a
+	ld [wPrinterReceiveJumptableIndex], a
+	ret
+
+Func_e8949:
+.wait_printer_operation
+	ld a, [wPrinterOpcode]
+	and a
+	jr nz, .wait_printer_operation
+	xor a
+	ld [wc974], a
+	ld [wc975], a
+	ld a, $1
+	ld [wPrinterOpcode], a
+	ld a, $88
+	ld [rSB], a
+	ld a, $1
+	ld [rSC], a
+	ld a, $81
+	ld [rSC], a
+	ret
+
+Func_e8968:
+	ld a, [hli]
+	ld [wPrinterDataHeader], a
+	ld a, [hli]
+	ld [wPrinterDataHeader + 1], a
+	ld a, [hli]
+	ld [wPrinterDataHeader + 2], a
+	ld a, [hli]
+	ld [wPrinterDataHeader + 3], a
+	ld a, [hli]
+	ld [wPrinterChecksum], a
+	ld a, [hl]
+	ld [wPrinterChecksum + 1], a
+	ret
+
+Func_e8981:
+	xor a
+	ld hl, wPrinterDataHeader
+	ld [hli], a
+	ld [hli], a
+	ld [hli], a
+	ld [hl], a
+	ld hl, wPrinterChecksum
+	ld [hli], a
+	ld [hl], a
+	xor a
+	ld [wPrinterDataSize], a
+	ld [wPrinterDataSize + 1], a
+	ld hl, wPrinterSerialReceived
+	ld bc, $280
+	call Printer_FillMemory
+	ret
+
+ComputePrinterChecksum:
+	ld hl, $0
+	ld bc, $4
+	ld de, wPrinterDataHeader
+	call .AddToChecksum
+	ld a, [wPrinterDataSize]
+	ld c, a
+	ld a, [wPrinterDataSize + 1]
+	ld b, a
+	ld de, wPrinterSerialReceived
+	call .AddToChecksum
+	ld a, l
+	ld [wPrinterChecksum], a
+	ld a, h
+	ld [wPrinterChecksum + 1], a
+	ret
+
+.AddToChecksum:
+.loop
+	ld a, [de]
+	inc de
+	add l
+	jr nc, .no_carry
+	inc h
+.no_carry
+	ld l, a
+	dec bc
+	ld a, c
+	or b
+	jr nz, .loop
+	ret
+
+Func_e89cf:
+	ld a, $1
+	ld [wPrinterSerialReceived], a
+	ld a, [wcae2]
+	ld [wPrinterStatusReceived], a
+	ld a, $e4
+	ld [wc6f2], a
+	ld a, [wPrinterSettingsTempCopy]
+	ld [wc6f3], a
+	ret
+
+Func_e89e6:
+	ld a, [wc6e9]
+	ld b, a
+	ld a, [wcaf4]
+	sub b
+	ld hl, wPrinterTileBuffer
+	ld de, $28
+.asm_e89f4
+	and a
+	jr z, .asm_e89fb
+	add hl, de
+	dec a
+	jr .asm_e89f4
+
+.asm_e89fb
+	ld e, l
+	ld d, h
+	ld hl, wPrinterSerialReceived
+	ld c, $28
+.asm_e8a02
+	ld a, [de]
+	inc de
+	push bc
+	push de
+	push hl
+	swap a
+	ld d, a
+	and a, $f0
+	ld e, a
+	ld a, d
+	and a, $f
+	ld d, a
+	and a, $8
+	ld a, d
+	jr nz, .asm_e8a1a
+	or a, $90
+	jr .asm_e8a1c
+
+.asm_e8a1a
+	or a, $80
+.asm_e8a1c
+	ld d, a
+	ld bc, $3a01
+	call CopyVideoData
+	pop hl
+	ld de, $10
+	add hl, de
+	pop de
+	pop bc
+	dec c
+	jr nz, .asm_e8a02
+	ret
+
+Printer_FillMemory: ; e8a2e (3a:4a2e)
+	push de
+	ld e, a
+.loop
+	ld [hl], e
+	inc hl
+	dec bc
+	ld a, c
+	or b
+	jr nz, .loop
+	ld a, e
+	pop de
+	ret
+
+PrinterDataPacket1:
+	db  1, 0, $00, 0
+	dw 1
+PrinterDataPacket2:
+	db  2, 0, $04, 0
+	dw 0
+PrinterDataPacket3:
+	db  4, 0, $80, 2
+	dw 0
+PrinterDataPacket4:
+	db  4, 0, $00, 0
+	dw 4
+PrinterDataPacket5: ; unused
+	db  8, 0, $00, 0
+	dw 8
+PrinterDataPacket6: ; unused
+	db 15, 0, $00, 0
+	dw 15
+
+PrinterSerial_: ; e8a5e (3a:4a5e)
+	ld a, [wPrinterOpcode]
+	ld e, a
+	ld d, 0
+	ld hl, .Jumptable
+	add hl, de
+	add hl, de
+	ld a, [hli]
+	ld h, [hl]
+	ld l, a
+	jp [hl]
+
+.Jumptable:
+	dw .Nop
+
+	dw .SignalTransmissionStart
+	dw .SendHeaderByte1
+	dw .SendHeaderByte2
+	dw .SendHeaderByte3
+	dw .SendHeaderByte4
+	dw .DataByte
+	dw .SendChecksumLo
+	dw .SendChecksumHi
+	dw .SignalTransmissionEnd
+	dw .Receive1
+	dw .Receive2
+
+	dw .SignalTransmissionStart
+	dw .Send_0F
+	dw .Send_00
+	dw .Send_00
+	dw .Send_00
+	dw .Send_0F
+	dw .Send_00
+	dw .SignalTransmissionEnd
+	dw .Receive1
+	dw .Receive2_
+
+	dw .SignalTransmissionStart
+	dw .SignalQuit
+	dw .Send_00
+	dw .Send_00
+	dw .Send_00
+	dw .SignalQuit
+	dw .Send_00
+	dw .SignalTransmissionEnd
+	dw .Receive1
+	dw .Receive2
+
+.NextInstruction:
+	ld hl, wPrinterOpcode
+	inc [hl]
+	ret
+
+.Nop:
+	ret
+
+.SignalTransmissionStart:
+	ld a, $33
+	call .SendByte
+	call .NextInstruction
+	ret
+
+.SendHeaderByte1:
+	ld a, [wPrinterDataHeader]
+	call .SendByte
+	call .NextInstruction
+	ret
+
+.SendHeaderByte2:
+	ld a, [wPrinterDataHeader + 1]
+	call .SendByte
+	call .NextInstruction
+	ret
+
+.SendHeaderByte3:
+	ld a, [wPrinterDataHeader + 2]
+	call .SendByte
+	call .NextInstruction
+	ret
+
+.SendHeaderByte4:
+	ld a, [wPrinterDataHeader + 3]
+	call .SendByte
+	call .NextInstruction
+	ret
+
+.DataByte:
+	ld hl, wPrinterDataSize
+	ld e, [hl]
+	inc hl
+	ld d, [hl]
+	ld a, e
+	or d
+	jr z, .sent_last_byte
+	dec de
+	ld [hl], d
+	dec hl
+	ld [hl], e
+	ld a, [wc974]
+	ld e, a
+	ld a, [wc975]
+	ld d, a
+	ld hl, wPrinterSerialReceived
+	add hl, de
+	inc de
+	ld a, e
+	ld [wc974], a
+	ld a, d
+	ld [wc975], a
+	ld a, [hl]
+	call .SendByte
+	ret
+
+.sent_last_byte
+	call .NextInstruction
+.SendChecksumLo:
+	ld a, [wPrinterChecksum]
+	call .SendByte
+	call .NextInstruction
+	ret
+
+.SendChecksumHi:
+	ld a, [wPrinterChecksum + 1]
+	call .SendByte
+	call .NextInstruction
+	ret
+
+.SignalTransmissionEnd:
+	ld a, $0
+	call .SendByte
+	call .NextInstruction
+	ret
+
+.Receive1:
+	ld a, [rSB]
+	ld [wc970], a
+	ld a, $0
+	call .SendByte
+	call .NextInstruction
+	ret
+
+.Receive2:
+	ld a, [rSB]
+	ld [wc971], a
+	xor a
+	ld [wPrinterOpcode], a
+	ret
+
+.Send_0F:
+	ld a, $f
+	call .SendByte
+	call .NextInstruction
+	ret
+
+.Send_00:
+	ld a, $0
+	call .SendByte
+	call .NextInstruction
+	ret
+
+.SignalQuit:
+	ld a, $8
+	call .SendByte
+	call .NextInstruction
+	ret
+
+.SendByte:
+	ld [rSB], a
+	ld a, $1
+	ld [rSC], a
+	ld a, $81
+	ld [rSC], a
+	ret
+
+.Receive2_:
+	ld a, [rSB]
+	ld [wc971], a
+	xor a
+	ld [wPrinterOpcode], a
+	ret
-- 
cgit v1.2.3


From aafed67874b49180b4640eeaf5b20981c24ce9fc Mon Sep 17 00:00:00 2001
From: pikalaxalt <PikalaxALT@gmail.com>
Date: Mon, 6 Jun 2016 08:47:11 -0400
Subject: More printer labels

---
 engine/printer/serial.asm | 98 +++++++++++++++++++++++------------------------
 1 file changed, 49 insertions(+), 49 deletions(-)

(limited to 'engine/printer')

diff --git a/engine/printer/serial.asm b/engine/printer/serial.asm
index 0c9a70ed..568a00f8 100755
--- a/engine/printer/serial.asm
+++ b/engine/printer/serial.asm
@@ -20,7 +20,7 @@ Func_e8785:
 
 ; e87a8
 Func_e87a8: ; e87a8 (3a:47a8)
-	ld a, [wPrinterReceiveJumptableIndex]
+	ld a, [wPrinterSendState]
 	ld e, a
 	ld d, 0
 	ld hl, .Jumptable
@@ -54,19 +54,19 @@ Func_e87a8: ; e87a8 (3a:47a8)
 	dw Func_e8939 ; 14
 
 Printer_Next:
-	ld hl, wPrinterReceiveJumptableIndex
+	ld hl, wPrinterSendState
 	inc [hl]
 	ret
 
 Printer_Back:
-	ld hl, wPrinterReceiveJumptableIndex
+	ld hl, wPrinterSendState
 	dec [hl]
 	ret
 
 Printer_Quit:
 	xor a
 	ld [wc971], a
-	ld hl, wPrinterReceiveJumptableIndex
+	ld hl, wPrinterSendState
 	set 7, [hl]
 	ret
 
@@ -76,60 +76,60 @@ Printer_Next_:
 
 Printer_LoopBack:
 	ld a, $1
-	ld [wPrinterReceiveJumptableIndex], a
+	ld [wPrinterSendState], a
 	ret
 
 Printer_InitSerial:
-	call Func_e8981
+	call ResetPrinterData
 	ld hl, PrinterDataPacket1
-	call Func_e8968
+	call CopyPrinterDataHeader
 	xor a
 	ld [wPrinterDataSize], a
 	ld [wPrinterDataSize + 1], a
 	ld a, [wcaf4]
 	ld [wc6e9], a
 	call Printer_Next
-	call Func_e8949
-	ld a, $1
+	call Printer_PrepareToSend
+	ld a, PRINTER_STATUS_CHECKING_LINK
 	ld [wPrinterStatusIndicator], a
 	ret
 
 Func_e881f:
-	call Func_e8981
+	call ResetPrinterData
 	ld hl, wc6e9
 	ld a, [hl]
 	and a
 	jr z, Func_e884b
 	ld hl, PrinterDataPacket3
-	call Func_e8968
+	call CopyPrinterDataHeader
 	call Func_e89e6
-	ld a, $80
+	ld a, (wPrinterSendDataSourceEnd - wPrinterSendDataSource) % $100
 	ld [wPrinterDataSize], a
-	ld a, $2
+	ld a, (wPrinterSendDataSourceEnd - wPrinterSendDataSource) / $100
 	ld [wPrinterDataSize + 1], a
 	call ComputePrinterChecksum
 	call Printer_Next
-	call Func_e8949
-	ld a, $2
+	call Printer_PrepareToSend
+	ld a, PRINTER_STATUS_TRANSMITTING
 	ld [wPrinterStatusIndicator], a
 	ret
 
 Func_e884b:
 	ld a, $6
-	ld [wPrinterReceiveJumptableIndex], a
+	ld [wPrinterSendState], a
 	ld hl, PrinterDataPacket4
-	call Func_e8968
+	call CopyPrinterDataHeader
 	xor a
 	ld [wPrinterDataSize], a
 	ld [wPrinterDataSize + 1], a
 	call Printer_Next
-	call Func_e8949
+	call Printer_PrepareToSend
 	ret
 
 Func_e8864:
-	call Func_e8981
+	call ResetPrinterData
 	ld hl, PrinterDataPacket2
-	call Func_e8968
+	call CopyPrinterDataHeader
 	call Func_e89cf
 	ld a, $4
 	ld [wPrinterDataSize], a
@@ -137,22 +137,22 @@ Func_e8864:
 	ld [wPrinterDataSize + 1], a
 	call ComputePrinterChecksum
 	call Printer_Next
-	call Func_e8949
-	ld a, $3
+	call Printer_PrepareToSend
+	ld a, PRINTER_STATUS_PRINTING
 	ld [wPrinterStatusIndicator], a
 	ret
 
 Func_e8889:
-	call Func_e8981
+	call ResetPrinterData
 	ld hl, PrinterDataPacket1
-	call Func_e8968
+	call CopyPrinterDataHeader
 	xor a
 	ld [wPrinterDataSize], a
 	ld [wPrinterDataSize + 1], a
 	ld a, [wcaf4]
 	ld [wc6e9], a
 	call Printer_Next
-	call Func_e8949
+	call Printer_PrepareToSend
 	ret
 
 Func_e88a6:
@@ -209,7 +209,7 @@ Func_e88c9:
 	ld [wc970], a
 	ld [wc971], a
 	ld a, $e
-	ld [wPrinterReceiveJumptableIndex], a
+	ld [wPrinterSendState], a
 	ret
 
 Func_e8906:
@@ -231,7 +231,7 @@ Func_e8906:
 
 .asm_e8921
 	ld a, $12
-	ld [wPrinterReceiveJumptableIndex], a
+	ld [wPrinterSendState], a
 	ret
 
 Func_e8927:
@@ -254,10 +254,10 @@ Func_e8939:
 	and a, $f0
 	ret nz
 	xor a
-	ld [wPrinterReceiveJumptableIndex], a
+	ld [wPrinterSendState], a
 	ret
 
-Func_e8949:
+Printer_PrepareToSend:
 .wait_printer_operation
 	ld a, [wPrinterOpcode]
 	and a
@@ -275,7 +275,7 @@ Func_e8949:
 	ld [rSC], a
 	ret
 
-Func_e8968:
+CopyPrinterDataHeader:
 	ld a, [hli]
 	ld [wPrinterDataHeader], a
 	ld a, [hli]
@@ -290,7 +290,7 @@ Func_e8968:
 	ld [wPrinterChecksum + 1], a
 	ret
 
-Func_e8981:
+ResetPrinterData:
 	xor a
 	ld hl, wPrinterDataHeader
 	ld [hli], a
@@ -303,8 +303,8 @@ Func_e8981:
 	xor a
 	ld [wPrinterDataSize], a
 	ld [wPrinterDataSize + 1], a
-	ld hl, wPrinterSerialReceived
-	ld bc, $280
+	ld hl, wPrinterSendDataSource
+	ld bc, wPrinterSendDataSourceEnd - wPrinterSendDataSource
 	call Printer_FillMemory
 	ret
 
@@ -317,7 +317,7 @@ ComputePrinterChecksum:
 	ld c, a
 	ld a, [wPrinterDataSize + 1]
 	ld b, a
-	ld de, wPrinterSerialReceived
+	ld de, wPrinterSendDataSource
 	call .AddToChecksum
 	ld a, l
 	ld [wPrinterChecksum], a
@@ -357,20 +357,20 @@ Func_e89e6:
 	ld a, [wcaf4]
 	sub b
 	ld hl, wPrinterTileBuffer
-	ld de, $28
-.asm_e89f4
+	ld de, 2 * SCREEN_WIDTH
+.get_row
 	and a
-	jr z, .asm_e89fb
+	jr z, .got_row
 	add hl, de
 	dec a
-	jr .asm_e89f4
+	jr .get_row
 
-.asm_e89fb
+.got_row
 	ld e, l
 	ld d, h
-	ld hl, wPrinterSerialReceived
-	ld c, $28
-.asm_e8a02
+	ld hl, wPrinterSendDataSource
+	ld c, 2 * SCREEN_WIDTH
+.loop
 	ld a, [de]
 	inc de
 	push bc
@@ -385,15 +385,15 @@ Func_e89e6:
 	ld d, a
 	and a, $8
 	ld a, d
-	jr nz, .asm_e8a1a
+	jr nz, .vchars1
 	or a, $90
-	jr .asm_e8a1c
+	jr .got_addr
 
-.asm_e8a1a
+.vchars1
 	or a, $80
-.asm_e8a1c
+.got_addr
 	ld d, a
-	ld bc, $3a01
+	lb bc, BANK(Func_e89e6), 1
 	call CopyVideoData
 	pop hl
 	ld de, $10
@@ -401,7 +401,7 @@ Func_e89e6:
 	pop de
 	pop bc
 	dec c
-	jr nz, .asm_e8a02
+	jr nz, .loop
 	ret
 
 Printer_FillMemory: ; e8a2e (3a:4a2e)
@@ -540,7 +540,7 @@ PrinterSerial_: ; e8a5e (3a:4a5e)
 	ld e, a
 	ld a, [wc975]
 	ld d, a
-	ld hl, wPrinterSerialReceived
+	ld hl, wPrinterSendDataSource
 	add hl, de
 	inc de
 	ld a, e
-- 
cgit v1.2.3


From 9346a39a8a2eb17f92cdd439ecc122201046e680 Mon Sep 17 00:00:00 2001
From: pikalaxalt <PikalaxALT@gmail.com>
Date: Tue, 7 Jun 2016 22:18:07 -0400
Subject: Printer labels

---
 engine/printer/serial.asm | 180 +++++++++++++++++++++++-----------------------
 1 file changed, 91 insertions(+), 89 deletions(-)

(limited to 'engine/printer')

diff --git a/engine/printer/serial.asm b/engine/printer/serial.asm
index 568a00f8..54d31a15 100755
--- a/engine/printer/serial.asm
+++ b/engine/printer/serial.asm
@@ -1,6 +1,6 @@
-Func_e8783: ; e8783 (3a:4783)
+StartTransmission_Send9Rows: ; e8783 (3a:4783)
 	ld a, 9
-Func_e8785:
+Printer_StartTransmission:
 	push af
 	ld hl, wPrinterData
 	ld bc, wPrinterDataEnd - wPrinterData
@@ -15,11 +15,11 @@ Func_e8785:
 	ld a, [wPrinterSettings]
 	ld [wPrinterSettingsTempCopy], a
 	pop af
-	ld [wcaf4], a
+	ld [wPrinterQueueLength], a
 	ret
 
 ; e87a8
-Func_e87a8: ; e87a8 (3a:47a8)
+PrinterTransmissionJumptable: ; e87a8 (3a:47a8)
 	ld a, [wPrinterSendState]
 	ld e, a
 	ld d, 0
@@ -33,25 +33,27 @@ Func_e87a8: ; e87a8 (3a:47a8)
 
 .Jumptable:
 	dw Printer_InitSerial ; 00
-	dw Func_e88c9 ; 01
-	dw Func_e88a6 ; 02
-	dw Func_e881f ; 03
-	dw Func_e8906 ; 04
-	dw Func_e88b4 ; 05
-	dw Func_e884b ; 06
-	dw Func_e8906 ; 07
-	dw Func_e88a6 ; 08
-	dw Func_e8864 ; 09
-	dw Func_e8906 ; 0a
-	dw Func_e88a6 ; 0b
-	dw Func_e8927 ; 0c
+	dw Printer_CheckConnectionStatus ; 01
+	dw Printer_WaitSerial ; 02
+	dw Printer_StartTransmittingTilemap ; 03
+	dw Printer_TransmissionLoop ; 04
+	dw Printer_WaitSerialAndLoopBack2 ; 05
+	dw Printer_EndTilemapTransmission ; 06
+	dw Printer_TransmissionLoop ; 07
+	dw Printer_WaitSerial ; 08
+
+	dw Printer_SignalSendHeader ; 09
+	dw Printer_TransmissionLoop ; 0a
+	dw Printer_WaitSerial ; 0b
+	dw Printer_WaitUntilFinished ; 0c
 	dw Printer_Quit ; 0d
+
 	dw Printer_Next_ ; 0e
-	dw Func_e88a6 ; 10
-	dw Func_e8889 ; 11
-	dw Printer_LoopBack ; 12
-	dw Func_e8936 ; 13
-	dw Func_e8939 ; 14
+	dw Printer_WaitSerial ; 0f
+	dw Printer_SignalLoopBack ; 10
+	dw Printer_LoopBack ; 11
+	dw Printer_WaitLoopBack ; 12
+	dw Printer_WaitLoopBack_ ; 13
 
 Printer_Next:
 	ld hl, wPrinterSendState
@@ -65,7 +67,7 @@ Printer_Back:
 
 Printer_Quit:
 	xor a
-	ld [wc971], a
+	ld [wPrinterStatusFlags], a
 	ld hl, wPrinterSendState
 	set 7, [hl]
 	ret
@@ -86,23 +88,23 @@ Printer_InitSerial:
 	xor a
 	ld [wPrinterDataSize], a
 	ld [wPrinterDataSize + 1], a
-	ld a, [wcaf4]
-	ld [wc6e9], a
+	ld a, [wPrinterQueueLength]
+	ld [wPrinterRowIndex], a
 	call Printer_Next
 	call Printer_PrepareToSend
 	ld a, PRINTER_STATUS_CHECKING_LINK
 	ld [wPrinterStatusIndicator], a
 	ret
 
-Func_e881f:
+Printer_StartTransmittingTilemap:
 	call ResetPrinterData
-	ld hl, wc6e9
+	ld hl, wPrinterRowIndex
 	ld a, [hl]
 	and a
-	jr z, Func_e884b
+	jr z, Printer_EndTilemapTransmission
 	ld hl, PrinterDataPacket3
 	call CopyPrinterDataHeader
-	call Func_e89e6
+	call Printer_Convert2RowsTo2bpp
 	ld a, (wPrinterSendDataSourceEnd - wPrinterSendDataSource) % $100
 	ld [wPrinterDataSize], a
 	ld a, (wPrinterSendDataSourceEnd - wPrinterSendDataSource) / $100
@@ -114,7 +116,7 @@ Func_e881f:
 	ld [wPrinterStatusIndicator], a
 	ret
 
-Func_e884b:
+Printer_EndTilemapTransmission:
 	ld a, $6
 	ld [wPrinterSendState], a
 	ld hl, PrinterDataPacket4
@@ -126,11 +128,11 @@ Func_e884b:
 	call Printer_PrepareToSend
 	ret
 
-Func_e8864:
+Printer_SignalSendHeader:
 	call ResetPrinterData
 	ld hl, PrinterDataPacket2
 	call CopyPrinterDataHeader
-	call Func_e89cf
+	call Printer_StageHeaderForSend
 	ld a, $4
 	ld [wPrinterDataSize], a
 	ld a, $0
@@ -142,85 +144,85 @@ Func_e8864:
 	ld [wPrinterStatusIndicator], a
 	ret
 
-Func_e8889:
+Printer_SignalLoopBack:
 	call ResetPrinterData
 	ld hl, PrinterDataPacket1
 	call CopyPrinterDataHeader
 	xor a
 	ld [wPrinterDataSize], a
 	ld [wPrinterDataSize + 1], a
-	ld a, [wcaf4]
-	ld [wc6e9], a
+	ld a, [wPrinterQueueLength]
+	ld [wPrinterRowIndex], a
 	call Printer_Next
 	call Printer_PrepareToSend
 	ret
 
-Func_e88a6:
-	ld hl, wc973
+Printer_WaitSerial:
+	ld hl, wPrinterSerialFrameDelay
 	inc [hl]
 	ld a, [hl]
-	cp a, $6
+	cp $6
 	ret c
 	xor a
 	ld [hl], a
 	call Printer_Next
 	ret
 
-Func_e88b4:
-	ld hl, wc973
+Printer_WaitSerialAndLoopBack2:
+	ld hl, wPrinterSerialFrameDelay
 	inc [hl]
 	ld a, [hl]
-	cp a, $6
+	cp $6
 	ret c
 	xor a
 	ld [hl], a
-	ld hl, wc6e9
+	ld hl, wPrinterRowIndex
 	dec [hl]
 	call Printer_Back
 	call Printer_Back
 	ret
 
-Func_e88c9:
+Printer_CheckConnectionStatus:
 	ld a, [wPrinterOpcode]
 	and a
 	ret nz
-	ld a, [wc970]
-	cp a, $ff
+	ld a, [wPrinterHandshake]
+	cp $ff
 	jr nz, .asm_e88dc
-	ld a, [wc971]
-	cp a, $ff
+	ld a, [wPrinterStatusFlags]
+	cp $ff
 	jr z, .asm_e88f8
 .asm_e88dc
-	ld a, [wc970]
-	cp a, $81
+	ld a, [wPrinterHandshake]
+	cp $81
 	jr nz, .asm_e88f8
-	ld a, [wc971]
-	cp a, $0
+	ld a, [wPrinterStatusFlags]
+	cp $0
 	jr nz, .asm_e88f8
 	ld hl, wPrinterConnectionOpen
 	set 1, [hl]
 	ld a, $5
-	ld [wc972], a
+	ld [wHandshakeFrameDelay], a
 	call Printer_Next
 	ret
 
 .asm_e88f8
 	ld a, $ff
-	ld [wc970], a
-	ld [wc971], a
+	ld [wPrinterHandshake], a
+	ld [wPrinterStatusFlags], a
 	ld a, $e
 	ld [wPrinterSendState], a
 	ret
 
-Func_e8906:
+Printer_TransmissionLoop:
 	ld a, [wPrinterOpcode]
 	and a
 	ret nz
-	ld a, [wc971]
-	and a, $f0
+	ld a, [wPrinterStatusFlags]
+	and $f0
 	jr nz, .asm_e8921
-	ld a, [wc971]
-	and a, $1
+	ld a, [wPrinterStatusFlags]
+	and $1
 	jr nz, .asm_e891d
 	call Printer_Next
 	ret
@@ -234,24 +236,24 @@ Func_e8906:
 	ld [wPrinterSendState], a
 	ret
 
-Func_e8927:
+Printer_WaitUntilFinished:
 	ld a, [wPrinterOpcode]
 	and a
 	ret nz
-	ld a, [wc971]
-	and a, $f3
+	ld a, [wPrinterStatusFlags]
+	and $f3
 	ret nz
 	call Printer_Next
 	ret
 
-Func_e8936:
+Printer_WaitLoopBack:
 	call Printer_Next
-Func_e8939:
+Printer_WaitLoopBack_:
 	ld a, [wPrinterOpcode]
 	and a
 	ret nz
-	ld a, [wc971]
-	and a, $f0
+	ld a, [wPrinterStatusFlags]
+	and $f0
 	ret nz
 	xor a
 	ld [wPrinterSendState], a
@@ -263,8 +265,8 @@ Printer_PrepareToSend:
 	and a
 	jr nz, .wait_printer_operation
 	xor a
-	ld [wc974], a
-	ld [wc975], a
+	ld [wPrinterSendByteOffset], a
+	ld [wPrinterSendByteOffset + 1], a
 	ld a, $1
 	ld [wPrinterOpcode], a
 	ld a, $88
@@ -340,21 +342,21 @@ ComputePrinterChecksum:
 	jr nz, .loop
 	ret
 
-Func_e89cf:
+Printer_StageHeaderForSend:
 	ld a, $1
-	ld [wPrinterSerialReceived], a
+	ld [wPrinterSendDataSource], a
 	ld a, [wcae2]
-	ld [wPrinterStatusReceived], a
-	ld a, $e4
-	ld [wc6f2], a
+	ld [wPrinterSendDataSource + 1], a
+	ld a, %11100100
+	ld [wPrinterSendDataSource + 2], a
 	ld a, [wPrinterSettingsTempCopy]
-	ld [wc6f3], a
+	ld [wPrinterSendDataSource + 3], a
 	ret
 
-Func_e89e6:
-	ld a, [wc6e9]
+Printer_Convert2RowsTo2bpp:
+	ld a, [wPrinterRowIndex]
 	ld b, a
-	ld a, [wcaf4]
+	ld a, [wPrinterQueueLength]
 	sub b
 	ld hl, wPrinterTileBuffer
 	ld de, 2 * SCREEN_WIDTH
@@ -378,22 +380,22 @@ Func_e89e6:
 	push hl
 	swap a
 	ld d, a
-	and a, $f0
+	and $f0
 	ld e, a
 	ld a, d
-	and a, $f
+	and $f
 	ld d, a
-	and a, $8
+	and $8
 	ld a, d
 	jr nz, .vchars1
-	or a, $90
+	or $90
 	jr .got_addr
 
 .vchars1
-	or a, $80
+	or $80
 .got_addr
 	ld d, a
-	lb bc, BANK(Func_e89e6), 1
+	lb bc, BANK(Printer_Convert2RowsTo2bpp), 1
 	call CopyVideoData
 	pop hl
 	ld de, $10
@@ -536,17 +538,17 @@ PrinterSerial_: ; e8a5e (3a:4a5e)
 	ld [hl], d
 	dec hl
 	ld [hl], e
-	ld a, [wc974]
+	ld a, [wPrinterSendByteOffset]
 	ld e, a
-	ld a, [wc975]
+	ld a, [wPrinterSendByteOffset + 1]
 	ld d, a
 	ld hl, wPrinterSendDataSource
 	add hl, de
 	inc de
 	ld a, e
-	ld [wc974], a
+	ld [wPrinterSendByteOffset], a
 	ld a, d
-	ld [wc975], a
+	ld [wPrinterSendByteOffset + 1], a
 	ld a, [hl]
 	call .SendByte
 	ret
@@ -573,7 +575,7 @@ PrinterSerial_: ; e8a5e (3a:4a5e)
 
 .Receive1:
 	ld a, [rSB]
-	ld [wc970], a
+	ld [wPrinterHandshake], a
 	ld a, $0
 	call .SendByte
 	call .NextInstruction
@@ -581,7 +583,7 @@ PrinterSerial_: ; e8a5e (3a:4a5e)
 
 .Receive2:
 	ld a, [rSB]
-	ld [wc971], a
+	ld [wPrinterStatusFlags], a
 	xor a
 	ld [wPrinterOpcode], a
 	ret
@@ -614,7 +616,7 @@ PrinterSerial_: ; e8a5e (3a:4a5e)
 
 .Receive2_:
 	ld a, [rSB]
-	ld [wc971], a
+	ld [wPrinterStatusFlags], a
 	xor a
 	ld [wPrinterOpcode], a
 	ret
-- 
cgit v1.2.3