Lines Matching refs:outb
71 outb(cached_slave_mask, PIC_SLAVE_IMR); in disable_8259A_irq()
73 outb(cached_master_mask, PIC_MASTER_IMR); in disable_8259A_irq()
86 outb(cached_slave_mask, PIC_SLAVE_IMR); in enable_8259A_irq()
88 outb(cached_master_mask, PIC_MASTER_IMR); in enable_8259A_irq()
129 outb(0x0B, PIC_MASTER_CMD); /* ISR register */ in i8259A_irq_real()
131 outb(0x0A, PIC_MASTER_CMD); /* back to the IRR register */ in i8259A_irq_real()
134 outb(0x0B, PIC_SLAVE_CMD); /* ISR register */ in i8259A_irq_real()
136 outb(0x0A, PIC_SLAVE_CMD); /* back to the IRR register */ in i8259A_irq_real()
175 outb(cached_slave_mask, PIC_SLAVE_IMR); in mask_and_ack_8259A()
176 outb(0x60+(irq&7), PIC_SLAVE_CMD);/* 'Specific EOI' to slave */ in mask_and_ack_8259A()
177 outb(0x60+PIC_CASCADE_IR, PIC_MASTER_CMD); /* 'Specific EOI' to master-IRQ2 */ in mask_and_ack_8259A()
180 outb(cached_master_mask, PIC_MASTER_IMR); in mask_and_ack_8259A()
181 outb(0x60+irq, PIC_MASTER_CMD); /* 'Specific EOI to master */ in mask_and_ack_8259A()
230 outb(0xff, PIC_MASTER_IMR); /* mask all of 8259A-1 */ in i8259A_shutdown()
231 outb(0xff, PIC_SLAVE_IMR); /* mask all of 8259A-2 */ in i8259A_shutdown()
256 outb(0xff, PIC_MASTER_IMR); /* mask all of 8259A-1 */ in init_8259A()
257 outb(0xff, PIC_SLAVE_IMR); /* mask all of 8259A-2 */ in init_8259A()
285 outb(cached_master_mask, PIC_MASTER_IMR); /* restore master IRQ mask */ in init_8259A()
286 outb(cached_slave_mask, PIC_SLAVE_IMR); /* restore slave IRQ mask */ in init_8259A()