home: disassemble vblank and associated functions

Signed-off-by: Tauwasser <Tauwasser@tauwasser.eu>

1 files changed, 64 insertions, 10 deletions

diff --git a/hram.asm b/hram.asm
index 2d28b47..7675963 100644
--- a/hram.asm
+++ b/hram.asm
@@ -1,11 +1,16 @@
 SECTION "HRAM", HRAM[$FF80]
 
 hOAMDMA:: ; ff80
-    ds 10
+    ds 13
 
+hRTCHours:: db ; ff8d
+hRTCMinutes:: db ; ff8e
+hRTCSeconds:: db ; ff8f
 
-    ds 14 ; TODO
+    ds 7 ; TODO
 
+hVBlankCounter:: ; ff97
+    db
 
 hROMBank:: ; ff98
     db
@@ -14,8 +19,18 @@ hROMBank:: ; ff98
 hVBlank:: ; ff99
     db
 
+    ds 3 ; TODO
+
+hJoypadReleased:: db ; ff9d
+hJoypadPressed:: db ; ff9e
+hJoypadDown:: db ; ff9f
+hJoypadSum:: db ; ffa0
+
+    ds 5; TODO
 
-    ds 21 ; TODO
+hJoypadDown2:: db ; ffa6
+
+    ds 8 ; TODO
 
 hSpriteWidth:: ; ffaf
 hSpriteInterlaceCounter:: ; ffaf
@@ -55,22 +70,61 @@ hSCY:: db ; ffda
 hWX:: db ; ffdb
 hWY:: db ; ffdc
 
-    db ; TODO
+hOverworldFlashlightEffect:: db ; ffdd
+; Influences draw distance of map around HIRO
+; Meant to go from 0x00--> to desired distance
+; or else graphical errors will occur.
+; 0x00 - regular distance
+; 0x01 - 14x14 tile block
+; 0x02 - 10x10 tile block
+; 0x03 -  6x 6 tile block
+; 0x04 -  2x 2 tile block
 
 hBGMapMode:: ; ffde
     db
 
-    db ; TODO
+hBGMapTransferPosition:: ; ffdf
+    db
 
 hBGMapAddress:: ; ffe0
     dw
-
-
-    ds 6 ; TODO
-
+    db ; TODO
+    
+hSPTemp:: ; ffe3
+    dw
+    
+hRedrawRowOrColumnMode:: db ; ffe5
+; Used for redrawing BG in small updates
+; instead of once completely for faster
+; scrolling on overworld etc.
+; Valid values:
+; 0x00 - no redraw
+; 0x01 - column redraw (move horizontally)
+; 0x02 - row redraw    (move vertically)
+; 0x03 - flashlight row redraw 0 (move up)
+; 0x04 - flashlight row redraw 0 (move down)
+; 0x05 - flashlight column redraw 0 (move left)
+; 0x06 - flashlight column redraw 0 (move right)
+; 0x07 - flashlight row redraw 1 (move up)
+; 0x08 - flashlight row redraw 1 (move down)
+; 0x09 - flashlight column redraw 1 (move left)
+; 0x0A - flashlight column redraw 1 (move right)
+; 0x0B - flashlight row redraw 2 (move up)
+; 0x0C - flashlight row redraw 2 (move down)
+; 0x0D - flashlight column redraw 2 (move left)
+; 0x0E - flashlight column redraw 2 (move right)
+; 0x0F - flashlight row redraw 3 (move up)
+; 0x10 - flashlight row redraw 3 (move down)
+; 0x11 - flashlight column redraw 3 (move left)
+; 0x12 - flashlight column redraw 3 (move right)
+
+hRedrawRowOrColumnDest:: ds 2 ; ffe6
 
 hMapAnims:: ; ffe8
     ; TODO: figure out size
-
+    ds 7
+hRandomAdd:: db ; ffef
+hRandomSub:: db ; fff0
+hRTCRandom:: db ; fff1
 
     ; TODO