$ dmesg | grep ACPI BIOS-e820: 0000000037f70000 - 0000000037f7b000 (ACPI data) BIOS-e820: 0000000037f7b000 - 0000000037f80000 (ACPI NVS) ACPI: RSDP (v000 PTLTD ) @ 0x000f6b40 ACPI: RSDT (v001 PTLTD RSDT 0x06040000 LTP 0x00000000) @ 0x37f75dd2 ACPI: FADT (v001 TOSCPL Chinook 0x06040000 ATI 0x00000003) @ 0x37f7af24 ACPI: MADT (v001 PTLTD APIC 0x06040000 LTP 0x00000000) @ 0x37f7af98 ACPI: SSDT (v001 PmRef CpuPm 0x00003000 INTL 0x20030224) @ 0x37f75e02 ACPI: DSDT (v001 TOSCPL SB200 0x06040000 MSFT 0x0100000e) @ 0x00000000 ACPI: PM-Timer IO Port: 0x8008 ACPI: Local APIC address 0xfee00000 ACPI: LAPIC (acpi_id[0x00] lapic_id[0x00] enabled) ACPI: LAPIC (acpi_id[0x01] lapic_id[0x01] enabled) ACPI: LAPIC_NMI (acpi_id[0x00] high edge lint[0x1]) ACPI: LAPIC_NMI (acpi_id[0x01] high edge lint[0x1]) ACPI: IOAPIC (id[0x02] address[0xfec00000] gsi_base[0]) ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 high edge) ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 21 low level) ACPI: IRQ0 used by override. ACPI: IRQ2 used by override. Using ACPI (MADT) for SMP configuration information ACPI: bus type pci registered ACPI: Subsystem revision 20060127 ACPI: Interpreter enabled ACPI: Using IOAPIC for interrupt routing ACPI: PCI Root Bridge [PCI0] (0000:00) ACPI: PCI Interrupt Routing Table [\_SB_.PCI0._PRT] ACPI: PCI Interrupt Link [LNK0] (IRQs 10 11) *0, disabled. ACPI: PCI Interrupt Link [LNK1] (IRQs 10 11) *0, disabled. ACPI: PCI Interrupt Link [LNK2] (IRQs 10 11) *0, disabled. ACPI: PCI Interrupt Link [LNK3] (IRQs 10 11) *0, disabled. ACPI: Embedded Controller [EC0] (gpe 6) interrupt mode. ACPI: PCI Interrupt Routing Table [\_SB_.PCI0.P2P_._PRT] ACPI: PCI Interrupt Routing Table [\_SB_.PCI0.AGP_._PRT] pnp: PnP ACPI init pnp: PnP ACPI: found 11 devices PnPBIOS: Disabled by ACPI PNP PCI: Using ACPI for IRQ routing ACPI: PCI Interrupt 0000:02:04.0[A] -> GSI 16 (level, low) -> IRQ 177 ACPI wakeup devices: ACPI: (supports S0 S3 S4 S5) ACPI: Processor [CPU0] (supports 8 throttling states) ACPI: Processor [CPU1] (supports 8 throttling states) ACPI: PCI Interrupt 0000:02:00.0[A] -> GSI 16 (level, low) -> IRQ 177 ACPI: PCI Interrupt 0000:00:14.1[A] -> GSI 16 (level, low) -> IRQ 177 ACPI: PCI Interrupt 0000:02:03.0[A] -> GSI 19 (level, low) -> IRQ 185 ACPI: PCI Interrupt 0000:00:13.2[A] -> GSI 19 (level, low) -> IRQ 185 ACPI: PCI Interrupt 0000:00:13.0[A] -> GSI 19 (level, low) -> IRQ 185 ACPI: PCI Interrupt 0000:00:13.1[A] -> GSI 19 (level, low) -> IRQ 185 ACPI: PCI Interrupt 0000:02:02.0[A] -> GSI 18 (level, low) -> IRQ 193 ACPI: PCI Interrupt 0000:02:04.2[B] -> GSI 17 (level, low) -> IRQ 201 ACPI: PCI Interrupt 0000:02:04.0[A] -> GSI 16 (level, low) -> IRQ 177 ACPI: PCI Interrupt 0000:00:14.5[B] -> GSI 17 (level, low) -> IRQ 201 ACPI: PCI Interrupt 0000:00:14.6[B] -> GSI 17 (level, low) -> IRQ 201 ACPI: Battery Slot [BAT1] (battery present) ACPI: AC Adapter [ACAD] (on-line) ACPI: Power Button (FF) [PWRF] ACPI: Lid Switch [LID] ACPI: Power Button (CM) [PWRB] acpi-cpufreq: CPU0 - ACPI performance management activated. acpi-cpufreq: CPU1 - ACPI performance management activated. ACPI: PCI Interrupt 0000:01:05.0[A] -> GSI 16 (level, low) -> IRQ 177