函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:arch\x86\kernel\idt.c Create Date:2022-07-27 08:31:36
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：dt_setup_apic_and_irq_gates - Setup APIC/SMP and normal interrupt gates

函数原型：void __init idt_setup_apic_and_irq_gates(void)

返回类型：void

参数：无

309  i等于IDT vectors usable for external interrupt sources start at 0x20.* (0x80 is the syscall vector, 0x30-0x3f are for ISA)
312  idt_setup_from_table(Must be page-aligned because the real IDT is used in a fixmap. , The APIC and SMP idt entries, ARRAY_SIZE - get the number of elements in array @arr*@arr: array to be sized(The APIC and SMP idt entries), true)
315  entry等于irq_entries_start加8乘i减IDT vectors usable for external interrupt sources start at 0x20.* (0x80 is the syscall vector, 0x30-0x3f are for ISA)的差
316  set_intr_gate(i, entry)
调用者
名称描述
native_init_IRQ