Keep memory map values in hardware_constants.asm

This commit is contained in:
Remy Oukaour 2017-12-26 23:18:05 -05:00
parent 5d229dcef2
commit 47e4f21e62
8 changed files with 28 additions and 33 deletions

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@ -1,4 +1,19 @@
; Graciously aped from http://nocash.emubase.de/pandocs.htm .
; Graciously aped from:
; http://nocash.emubase.de/pandocs.htm
; http://gameboy.mongenel.com/dmg/asmmemmap.html
; memory map
VRAM_Begin EQU $8000
VRAM_End EQU $a000
SRAM_Begin EQU $a000
SRAM_End EQU $c000
WRAM0_Begin EQU $c000
WRAM0_End EQU $d000
WRAM1_Begin EQU $d000
WRAM1_End EQU $e000
; hardware registers $ff00-$ff80 (see below)
HRAM_Begin EQU $ff80
HRAM_End EQU $ffff
; MBC3
MBC3SRamEnable EQU $0000

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@ -1398,8 +1398,8 @@ ClearWRAM:: ; 25a
push af
ld [rSVBK], a
xor a
ld hl, WRAM1_Start
ld bc, WRAM1_End - WRAM1_Start
ld hl, WRAM1_Begin
ld bc, WRAM1_End - WRAM1_Begin
call ByteFill
pop af
inc a

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@ -111,8 +111,8 @@ _ResetWRAM: ; 5bae
xor a
call ByteFill
ld hl, WRAM1_Start
ld bc, wGameData - WRAM1_Start
ld hl, WRAM1_Begin
ld bc, wGameData - WRAM1_Begin
xor a
call ByteFill

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@ -69,8 +69,8 @@ Init:: ; 17d
ld [rLCDC], a
; Clear WRAM bank 0
ld hl, WRAM0_Start
ld bc, WRAM0_End - WRAM0_Start
ld hl, WRAM0_Begin
ld bc, WRAM0_End - WRAM0_Begin
.ByteFill:
ld [hl], 0
inc hl
@ -87,8 +87,8 @@ Init:: ; 17d
ld a, [hFFEA]
push af
xor a
ld hl, HRAM_START
ld bc, HRAM_END - HRAM_START
ld hl, HRAM_Begin
ld bc, HRAM_End - HRAM_Begin
call ByteFill
pop af
ld [hFFEA], a
@ -201,8 +201,8 @@ ClearWRAM:: ; 25a
push af
ld [rSVBK], a
xor a
ld hl, WRAM1_Start
ld bc, WRAM1_End - WRAM1_Start
ld hl, WRAM1_Begin
ld bc, WRAM1_End - WRAM1_Begin
call ByteFill
pop af
inc a

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@ -1,4 +1,3 @@
HRAM_START EQU $ff80
hPushOAM EQU $ff80 ; 10 bytes
hROMBankBackup EQU $ff8a
@ -124,5 +123,3 @@ hDMATransfer EQU $ffe8
hMobile EQU $ffe9
hFFEA EQU $ffea
hClockResetTrigger EQU $ffeb
HRAM_END EQU $ffff

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@ -1,9 +1,3 @@
SRAM_Begin EQU $a000
SRAM_End EQU $c000
GLOBAL SRAM_Begin, SRAM_End
SECTION "Scratch", SRAM
sScratch:: ds $600 ; a000

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@ -1,9 +1,3 @@
VRAM_Begin EQU $8000
VRAM_End EQU $a000
GLOBAL VRAM_Begin, VRAM_End
SECTION "VRAM0", VRAM
VTiles0:: ds $800

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@ -1,14 +1,9 @@
INCLUDE "includes.asm"
INCLUDE "macros/wram.asm"
INCLUDE "vram.asm"
WRAM0_Start EQU $c000
WRAM0_End EQU $d000
WRAM1_Start EQU $d000
WRAM1_End EQU $e000
GLOBAL WRAM0_Start, WRAM0_End, WRAM1_Start, WRAM1_End
SECTION "Stack", WRAM0