Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:arch\x86\kernel\apic\io_apic.c Create Date:2022-07-28 08:29:42
Last Modify:2020-03-16 21:24:45 Copyright©Brick
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Name:ioapic_copy_alloc_attr

Proto:static void ioapic_copy_alloc_attr(struct irq_alloc_info *dst, struct irq_alloc_info *src, unsigned int gsi, int ioapic_idx, int pin)

Type:void

Parameter:

TypeParameterName
struct irq_alloc_info *dst
struct irq_alloc_info *src
unsigned intgsi
intioapic_idx
intpin
892  copy_irq_alloc_info(dst, src)
893  type = X86_IRQ_ALLOC_TYPE_IOAPIC
894  ioapic_id = mpc_ioapic_id(ioapic_idx)
895  ioapic_pin = pin
896  ioapic_valid = 1
897  If src && ioapic_valid Then
898  ioapic_node = ioapic_node
899  ioapic_trigger = ioapic_trigger
900  ioapic_polarity = ioapic_polarity
901  Else
902  ioapic_node = NUMA_NO_NODE
903  If acpi_get_override_irq(gsi, & trigger, & polarity) >= 0 Then
904  ioapic_trigger = trigger
905  ioapic_polarity = polarity
906  Else
911  ioapic_trigger = IOAPIC_LEVEL
912  ioapic_polarity = IOAPIC_POL_LOW
Caller
NameDescribe
mp_map_pin_to_irq