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authorYamaArashi <shadow962@live.com>2016-05-12 23:30:01 -0700
committerYamaArashi <shadow962@live.com>2016-05-15 01:55:33 -0700
commiteaa9f37ca97c1c546fa3386d4389a45ebbc60b18 (patch)
tree6547b53434a5d76526150422f7673e1fbbf0e1fa /constants/gba_constants.s
parent237c967a98ce664705df9d1ff9c77a409f71d60f (diff)
m4a lib; use fewer iwram syms
Diffstat (limited to 'constants/gba_constants.s')
-rw-r--r--constants/gba_constants.s68
1 files changed, 67 insertions, 1 deletions
diff --git a/constants/gba_constants.s b/constants/gba_constants.s
index 46dfdcc2f..accd16007 100644
--- a/constants/gba_constants.s
+++ b/constants/gba_constants.s
@@ -15,7 +15,8 @@
.set IWRAM_START, 0x03000000
.set IWRAM_END, IWRAM_START + 0x8000
- .set INTR_VECTOR, IWRAM_END - 0x4
+ .set SOUND_INFO_PTR, IWRAM_END - 0x10
+ .set INTR_VECTOR, IWRAM_END - 0x4
.set INTR_FLAG_VBLANK, 1 << 0
.set INTR_FLAG_HBLANK, 1 << 1
@@ -32,6 +33,9 @@
.set INTR_FLAG_KEYPAD, 1 << 12
.set INTR_FLAG_GAMEPAK, 1 << 13
+ .set VCOUNT_VBLANK, 160
+ .set TOTAL_SCANLINES, 228
+
.set REG_BASE, 0x4000000 @ I/O register base address
@ I/O register offsets
@@ -79,22 +83,43 @@
.set OFFSET_REG_SOUND1CNT, 0x60
.set OFFSET_REG_SOUND1CNT_L, 0x60
+ .set OFFSET_REG_NR10, 0x60
.set OFFSET_REG_SOUND1CNT_H, 0x62
+ .set OFFSET_REG_NR11, 0x62
+ .set OFFSET_REG_NR12, 0x63
.set OFFSET_REG_SOUND1CNT_X, 0x64
+ .set OFFSET_REG_NR13, 0x64
+ .set OFFSET_REG_NR14, 0x65
.set OFFSET_REG_SOUND2CNT, 0x68
.set OFFSET_REG_SOUND2CNT_L, 0x68
+ .set OFFSET_REG_NR21, 0x68
+ .set OFFSET_REG_NR22, 0x69
.set OFFSET_REG_SOUND2CNT_H, 0x6c
+ .set OFFSET_REG_NR23, 0x6c
+ .set OFFSET_REG_NR24, 0x6d
.set OFFSET_REG_SOUND3CNT, 0x70
.set OFFSET_REG_SOUND3CNT_L, 0x70
+ .set OFFSET_REG_NR30, 0x70
.set OFFSET_REG_SOUND3CNT_H, 0x72
+ .set OFFSET_REG_NR31, 0x72
+ .set OFFSET_REG_NR32, 0x73
.set OFFSET_REG_SOUND3CNT_X, 0x74
+ .set OFFSET_REG_NR33, 0x74
+ .set OFFSET_REG_NR34, 0x75
.set OFFSET_REG_SOUND4CNT, 0x78
.set OFFSET_REG_SOUND4CNT_L, 0x78
+ .set OFFSET_REG_NR41, 0x78
+ .set OFFSET_REG_NR42, 0x79
.set OFFSET_REG_SOUND4CNT_H, 0x7c
+ .set OFFSET_REG_NR43, 0x7c
+ .set OFFSET_REG_NR44, 0x7d
.set OFFSET_REG_SOUNDCNT, 0x80
.set OFFSET_REG_SOUNDCNT_L, 0x80
+ .set OFFSET_REG_NR50, 0x80
+ .set OFFSET_REG_NR51, 0x81
.set OFFSET_REG_SOUNDCNT_H, 0x82
.set OFFSET_REG_SOUNDCNT_X, 0x84
+ .set OFFSET_REG_NR52, 0x84
.set OFFSET_REG_SOUNDBIAS, 0x88
.set OFFSET_REG_WAVE_RAM, 0x90
.set OFFSET_REG_WAVE_RAM0, 0x90
@@ -246,22 +271,43 @@
.set REG_SOUND1CNT, REG_BASE + OFFSET_REG_SOUND1CNT
.set REG_SOUND1CNT_L, REG_BASE + OFFSET_REG_SOUND1CNT_L
+ .set REG_NR10, REG_BASE + OFFSET_REG_NR10
.set REG_SOUND1CNT_H, REG_BASE + OFFSET_REG_SOUND1CNT_H
+ .set REG_NR11, REG_BASE + OFFSET_REG_NR11
+ .set REG_NR12, REG_BASE + OFFSET_REG_NR12
.set REG_SOUND1CNT_X, REG_BASE + OFFSET_REG_SOUND1CNT_X
+ .set REG_NR13, REG_BASE + OFFSET_REG_NR13
+ .set REG_NR14, REG_BASE + OFFSET_REG_NR14
.set REG_SOUND2CNT, REG_BASE + OFFSET_REG_SOUND2CNT
.set REG_SOUND2CNT_L, REG_BASE + OFFSET_REG_SOUND2CNT_L
+ .set REG_NR21, REG_BASE + OFFSET_REG_NR21
+ .set REG_NR22, REG_BASE + OFFSET_REG_NR22
.set REG_SOUND2CNT_H, REG_BASE + OFFSET_REG_SOUND2CNT_H
+ .set REG_NR23, REG_BASE + OFFSET_REG_NR23
+ .set REG_NR24, REG_BASE + OFFSET_REG_NR24
.set REG_SOUND3CNT, REG_BASE + OFFSET_REG_SOUND3CNT
.set REG_SOUND3CNT_L, REG_BASE + OFFSET_REG_SOUND3CNT_L
+ .set REG_NR30, REG_BASE + OFFSET_REG_NR30
.set REG_SOUND3CNT_H, REG_BASE + OFFSET_REG_SOUND3CNT_H
+ .set REG_NR31, REG_BASE + OFFSET_REG_NR31
+ .set REG_NR32, REG_BASE + OFFSET_REG_NR32
.set REG_SOUND3CNT_X, REG_BASE + OFFSET_REG_SOUND3CNT_X
+ .set REG_NR33, REG_BASE + OFFSET_REG_NR33
+ .set REG_NR34, REG_BASE + OFFSET_REG_NR34
.set REG_SOUND4CNT, REG_BASE + OFFSET_REG_SOUND4CNT
.set REG_SOUND4CNT_L, REG_BASE + OFFSET_REG_SOUND4CNT_L
+ .set REG_NR41, REG_BASE + OFFSET_REG_NR41
+ .set REG_NR42, REG_BASE + OFFSET_REG_NR42
.set REG_SOUND4CNT_H, REG_BASE + OFFSET_REG_SOUND4CNT_H
+ .set REG_NR43, REG_BASE + OFFSET_REG_NR43
+ .set REG_NR44, REG_BASE + OFFSET_REG_NR44
.set REG_SOUNDCNT, REG_BASE + OFFSET_REG_SOUNDCNT
.set REG_SOUNDCNT_L, REG_BASE + OFFSET_REG_SOUNDCNT_L
+ .set REG_NR50, REG_BASE + OFFSET_REG_NR50
+ .set REG_NR51, REG_BASE + OFFSET_REG_NR51
.set REG_SOUNDCNT_H, REG_BASE + OFFSET_REG_SOUNDCNT_H
.set REG_SOUNDCNT_X, REG_BASE + OFFSET_REG_SOUNDCNT_X
+ .set REG_NR52, REG_BASE + OFFSET_REG_NR52
.set REG_SOUNDBIAS, REG_BASE + OFFSET_REG_SOUNDBIAS
.set REG_WAVE_RAM, REG_BASE + OFFSET_REG_WAVE_RAM
.set REG_WAVE_RAM0, REG_BASE + OFFSET_REG_WAVE_RAM0
@@ -368,6 +414,26 @@
.set REG_WAITCNT, REG_BASE + OFFSET_REG_WAITCNT
+@ DMA register constants
+
+ .set DMA_DEST_INC, 0x0000
+ .set DMA_DEST_DEC, 0x0020
+ .set DMA_DEST_FIXED, 0x0040
+ .set DMA_DEST_RELOAD, 0x0060
+ .set DMA_SRC_INC, 0x0000
+ .set DMA_SRC_DEC, 0x0080
+ .set DMA_SRC_FIXED, 0x0100
+ .set DMA_REPEAT, 0x0200
+ .set DMA_16BIT, 0x0000
+ .set DMA_32BIT, 0x0400
+ .set DMA_DREQ_ON, 0x0800
+ .set DMA_START_NOW, 0x0000
+ .set DMA_START_VBLANK, 0x1000
+ .set DMA_START_HBLANK, 0x2000
+ .set DMA_START_SPECIAL, 0x3000
+ .set DMA_INTR_ENABLE, 0x4000
+ .set DMA_ENABLE, 0x8000
+
@ OAM attribute constants
.set OAM_OBJ_NORMAL, 0x00000000