函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:arch\x86\kernel\apic\io_apic.c Create Date:2022-07-27 09:28:56
Last Modify:2020-03-16 21:24:45 Copyright©Brick
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函数名称:ioapic_read_entry

函数原型:static struct IO_APIC_route_entry ioapic_read_entry(int apic, int pin)

返回类型:struct IO_APIC_route_entry

参数:

类型参数名称
intapic
intpin
322  raw_spin_lock_irqsave( & ioapic_lock, flags)
323  entry等于__ioapic_read_entry(apic, pin)
324  raw_spin_unlock_irqrestore( & ioapic_lock, flags)
326  返回:entry
调用者
名称描述
clear_IO_APIC_pin
save_ioapic_entriesSaves all the IO-APIC RTE's
io_apic_print_entries
enable_IO_APIC
unlock_ExtINT_logicThis looks a bit hackish but it's about the only one way of sending* a few INTA cycles to 8259As and any associated glue logic