Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:arch\x86\kernel\apic\vector.c Create Date:2022-07-28 08:28:35
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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Annotation kernel can get tool activityDownload SCCTChinese

Name:print_PIC

Proto:static void __init print_PIC(void)

Type:void

Parameter:Nothing

1194  If Not nr_legacy_irqs() Then Return
1197  pr_debug("\nprinting PIC contents\n")
1199  raw_spin_lock_irqsave( & i8259A_lock, flags)
1201  v = inb(0xa1) << 8 | inb(0x21)
1202  pr_debug("... PIC IMR: %04x\n", v)
1204  v = inb(0xa0) << 8 | inb(0x20)
1205  pr_debug("... PIC IRR: %04x\n", v)
1207  Basic port I/O
1208  Basic port I/O
1209  v = inb(0xa0) << 8 | inb(0x20)
1210  Basic port I/O
1211  Basic port I/O
1213  raw_spin_unlock_irqrestore( & i8259A_lock, flags)
1215  pr_debug("... PIC ISR: %04x\n", v)
1217  v = inb(0x4d1) << 8 | inb(0x4d0)
1218  pr_debug("... PIC ELCR: %04x\n", v)
Caller
NameDescribe
print_ICs