.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 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