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/seL4-master/src/plat/pc99/machine/
A Dpic.c41 uint8_t bit_mask; in pic_mask_irq() local
48 bit_mask = BIT(irq); in pic_mask_irq()
51 bit_mask = BIT(irq - 8); in pic_mask_irq()
57 out8(pic_port, (in8(pic_port) | bit_mask)); in pic_mask_irq()
60 out8(pic_port, (in8(pic_port) & ~bit_mask)); in pic_mask_irq()

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