Access Helper for comparators configuration register. More...

#include <machine/hpet.h>

Public Member Functions
	ConfigAndCapabilitiesRegister (const uint64_t value)
	Constructor. More...

Public Attributes
struct {
uint64_t	__pad0__: 1

TriggerMode	trigger_mode: 1
	Generate edge or level triggered interrupts.

uint64_t	interrupt_status: 1
	Enable (`1`) or disable (`0`) interrupts.

ComparatorMode	comparator_mode: 1
	periodic or one shot mode

uint64_t	periodic_capable: 1
	Is timer capable of periodic mode (read-only)

CounterSize	counter_size: 1
	32- or 64bit size (read-only)

uint64_t	set_value: 1
	if set to 1, the accumulator can be set in software

uint64_t	__pad1__: 1

uint64_t	small_mode: 1
	if set to 1 while supporting 64bit size, the timer runs in 32-bit mode

uint64_t	ioapic_slot: 5
	I/O-APIC slot (must be set in mask `supported_ioapic_slots`)

uint64_t	fsb_interrupt_enabled: 1
	if set to 1, the timer will use FSB interrupt mapping

uint64_t	fsb_interrupt_delivery: 1
	if set to 1, the timer supports FSB interrupt mapping (read-only)

uint64_t	__pad2__: 16

uint64_t	supported_ioapic_slots: 32
	bit mask containing the supported I/O APIC slots (read-only)

};

uint64_t	value

Detailed Description

Access Helper for comparators configuration register.

See also: IA-PC HPET - 2.3.8 Timer N Configuration and Capabilities Register

HPET::Comparator::ConfigAndCapabilitiesRegister::ConfigAndCapabilitiesRegister ( const uint64_t value )

inlineexplicit

Constructor.

Note: Only perform 32- or 64-bit access by using a temporary copy for modifying its contents.

The documentation for this union was generated from the following file:

C++ Crashkurs