tag	line	file	source code
SBC_IRQ	433	drivers/sound/dev_table.h	{SNDCARD_SB, {SBC_BASE, SBC_IRQ, SBC_DMA, SB_DMA2}, SND_DEFAULT_ENABLE},
SBC_IRQ	87	drivers/sound/sound_config.h	#  define SB_MPU_IRQ SBC_IRQ