Searched refs:outb_pic (Results 1 – 2 of 2) sorted by relevance
| /Linux-v5.4/arch/x86/kernel/ |
| D | i8259.c | 340 outb_pic(0x11, PIC_MASTER_CMD); /* ICW1: select 8259A-1 init */ in init_8259A()
343 outb_pic(ISA_IRQ_VECTOR(0), PIC_MASTER_IMR); in init_8259A()
346 outb_pic(1U << PIC_CASCADE_IR, PIC_MASTER_IMR); in init_8259A()
349 outb_pic(MASTER_ICW4_DEFAULT | PIC_ICW4_AEOI, PIC_MASTER_IMR); in init_8259A()
351 outb_pic(MASTER_ICW4_DEFAULT, PIC_MASTER_IMR); in init_8259A()
353 outb_pic(0x11, PIC_SLAVE_CMD); /* ICW1: select 8259A-2 init */ in init_8259A()
356 outb_pic(ISA_IRQ_VECTOR(8), PIC_SLAVE_IMR); in init_8259A()
358 outb_pic(PIC_CASCADE_IR, PIC_SLAVE_IMR); in init_8259A()
360 outb_pic(SLAVE_ICW4_DEFAULT, PIC_SLAVE_IMR); in init_8259A()
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| /Linux-v5.4/arch/x86/include/asm/ |
| D | i8259.h | 45 static inline void outb_pic(unsigned char value, unsigned int port) in outb_pic() function
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