diff options
Diffstat (limited to 'constants/gba_constants.s')
| -rw-r--r-- | constants/gba_constants.s | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/constants/gba_constants.s b/constants/gba_constants.s new file mode 100644 index 000000000..a4f3e3291 --- /dev/null +++ b/constants/gba_constants.s @@ -0,0 +1,33 @@ + .set PSR_USR_MODE, 0x00000010 + .set PSR_FIQ_MODE, 0x00000011 + .set PSR_IRQ_MODE, 0x00000012 + .set PSR_SVC_MODE, 0x00000013 + .set PSR_ABT_MODE, 0x00000017 + .set PSR_UND_MODE, 0x0000001b + .set PSR_SYS_MODE, 0x0000001f + .set PSR_MODE_MASK, 0x0000001f + .set PSR_T_BIT, 0x00000020 + .set PSR_F_BIT, 0x00000040 + .set PSR_I_BIT, 0x00000080 + + .set EWRAM_START, 0x02000000 + .set EWRAM_END, EWRAM_START + 0x40000 + .set IWRAM_START, 0x03000000 + .set IWRAM_END, IWRAM_START + 0x8000 + + .set INTR_VECTOR, IWRAM_END - 0x4 + + .set INTR_FLAG_VBLANK, 1 << 0 + .set INTR_FLAG_HBLANK, 1 << 1 + .set INTR_FLAG_VCOUNT, 1 << 2 + .set INTR_FLAG_TIMER0, 1 << 3 + .set INTR_FLAG_TIMER1, 1 << 4 + .set INTR_FLAG_TIMER2, 1 << 5 + .set INTR_FLAG_TIMER3, 1 << 6 + .set INTR_FLAG_SERIAL, 1 << 7 + .set INTR_FLAG_DMA0, 1 << 8 + .set INTR_FLAG_DMA1, 1 << 9 + .set INTR_FLAG_DMA2, 1 << 10 + .set INTR_FLAG_DMA3, 1 << 11 + .set INTR_FLAG_KEYPAD, 1 << 12 + .set INTR_FLAG_GAMEPAK, 1 << 13 |