$ cat /proc/interrupts CPU0 CPU1 0: 49 0 IO-APIC-edge timer 1: 7 215 IO-APIC-edge i8042 7: 1 0 IO-APIC-edge 8: 0 1 IO-APIC-edge rtc0 9: 8 483 IO-APIC-fasteoi acpi 12: 25 3236 IO-APIC-edge i8042 16: 1 596 IO-APIC-fasteoi snd_hda_intel 17: 118 883 IO-APIC-fasteoi ehci_hcd:usb1, ehci_hcd:usb2, ath9k 18: 3 212 IO-APIC-fasteoi ohci_hcd:usb3, ohci_hcd:usb4 19: 1539 15713 IO-APIC-fasteoi ahci 40: 0 0 PCI-MSI-edge PCIe PME 41: 0 0 PCI-MSI-edge PCIe PME 42: 0 0 PCI-MSI-edge PCIe PME, pciehp 43: 1 28 PCI-MSI-edge rtsx_pci 44: 1 527 PCI-MSI-edge radeon 45: 0 54 PCI-MSI-edge snd_hda_intel 46: 0 1 PCI-MSI-edge eth0 NMI: 3 3 Non-maskable interrupts LOC: 10508 11534 Local timer interrupts SPU: 0 0 Spurious interrupts PMI: 3 3 Performance monitoring interrupts IWI: 1144 762 IRQ work interrupts RTR: 0 0 APIC ICR read retries RES: 9611 6847 Rescheduling interrupts CAL: 106 333 Function call interrupts TLB: 157 158 TLB shootdowns TRM: 0 0 Thermal event interrupts THR: 0 0 Threshold APIC interrupts MCE: 0 0 Machine check exceptions MCP: 1 1 Machine check polls ERR: 8 MIS: 0 $ lspci -v 00:00.0 Host bridge: Advanced Micro Devices [AMD] Family 14h Processor Root Complex Subsystem: Advanced Micro Devices [AMD] Family 14h Processor Root Complex Flags: bus master, 66MHz, medium devsel, latency 64 00:01.0 VGA compatible controller: Advanced Micro Devices [AMD] nee ATI Wrestler [Radeon HD 6310] (prog-if 00 [VGA controller]) Subsystem: Lenovo Device 21ec Flags: bus master, fast devsel, latency 0, IRQ 44 Memory at e0000000 (32-bit, prefetchable) [size=256M] I/O ports at 3000 [size=256] Memory at f0300000 (32-bit, non-prefetchable) [size=256K] Expansion ROM at [disabled] Capabilities: [50] Power Management version 3 Capabilities: [58] Express Root Complex Integrated Endpoint, MSI 00 Capabilities: [a0] MSI: Enable+ Count=1/1 Maskable- 64bit+ Capabilities: [100] Vendor Specific Information: ID=0001 Rev=1 Len=010 Kernel driver in use: radeon 00:01.1 Audio device: Advanced Micro Devices [AMD] nee ATI Wrestler HDMI Audio [Radeon HD 6250/6310] Subsystem: Advanced Micro Devices [AMD] nee ATI Wrestler HDMI Audio [Radeon HD 6250/6310] Flags: bus master, fast devsel, latency 0, IRQ 45 Memory at f0344000 (32-bit, non-prefetchable) [size=16K] Capabilities: [50] Power Management version 3 Capabilities: [58] Express Root Complex Integrated Endpoint, MSI 00 Capabilities: [a0] MSI: Enable+ Count=1/1 Maskable- 64bit+ Capabilities: [100] Vendor Specific Information: ID=0001 Rev=1 Len=010 Kernel driver in use: snd_hda_intel 00:05.0 PCI bridge: Advanced Micro Devices [AMD] Family 14h Processor Root Port (prog-if 00 [Normal decode]) Flags: bus master, fast devsel, latency 0 Bus: primary=00, secondary=01, subordinate=01, sec-latency=0 Memory behind bridge: f0200000-f02fffff Capabilities: [50] Power Management version 3 Capabilities: [58] Express Root Port (Slot+), MSI 00 Capabilities: [a0] MSI: Enable+ Count=1/1 Maskable- 64bit+ Capabilities: [b0] Subsystem: Advanced Micro Devices [AMD] Device 1234 Capabilities: [b8] HyperTransport: MSI Mapping Enable+ Fixed+ Capabilities: [100] Vendor Specific Information: ID=0001 Rev=1 Len=010 Kernel driver in use: pcieport 00:06.0 PCI bridge: Advanced Micro Devices [AMD] Family 14h Processor Root Port (prog-if 00 [Normal decode]) Flags: bus master, fast devsel, latency 0 Bus: primary=00, secondary=02, subordinate=02, sec-latency=0 I/O behind bridge: 00002000-00002fff Memory behind bridge: f0100000-f01fffff Capabilities: [50] Power Management version 3 Capabilities: [58] Express Root Port (Slot+), MSI 00 Capabilities: [a0] MSI: Enable+ Count=1/1 Maskable- 64bit+ Capabilities: [b0] Subsystem: Advanced Micro Devices [AMD] Device 1234 Capabilities: [b8] HyperTransport: MSI Mapping Enable+ Fixed+ Capabilities: [100] Vendor Specific Information: ID=0001 Rev=1 Len=010 Kernel driver in use: pcieport 00:07.0 PCI bridge: Advanced Micro Devices [AMD] Family 14h Processor Root Port (prog-if 00 [Normal decode]) Flags: bus master, fast devsel, latency 0 Bus: primary=00, secondary=03, subordinate=03, sec-latency=0 I/O behind bridge: 00001000-00001fff Memory behind bridge: f0000000-f00fffff Prefetchable memory behind bridge: 00000000f0400000-00000000f06fffff Capabilities: [50] Power Management version 3 Capabilities: [58] Express Root Port (Slot+), MSI 00 Capabilities: [a0] MSI: Enable+ Count=1/1 Maskable- 64bit+ Capabilities: [b0] Subsystem: Advanced Micro Devices [AMD] Device 1234 Capabilities: [b8] HyperTransport: MSI Mapping Enable+ Fixed+ Capabilities: [100] Vendor Specific Information: ID=0001 Rev=1 Len=010 Kernel driver in use: pcieport 00:11.0 SATA controller: Advanced Micro Devices [AMD] nee ATI SB7x0/SB8x0/SB9x0 SATA Controller [AHCI mode] (prog-if 01 [AHCI 1.0]) Subsystem: Lenovo Device 21ec Flags: bus master, 66MHz, medium devsel, latency 64, IRQ 19 I/O ports at 3118 [size=8] I/O ports at 3124 [size=4] I/O ports at 3110 [size=8] I/O ports at 3120 [size=4] I/O ports at 3100 [size=16] Memory at f034a000 (32-bit, non-prefetchable) [size=1K] Capabilities: [70] SATA HBA v1.0 Capabilities: [a4] PCI Advanced Features Kernel driver in use: ahci 00:12.0 USB controller: Advanced Micro Devices [AMD] nee ATI SB7x0/SB8x0/SB9x0 USB OHCI0 Controller (prog-if 10 [OHCI]) Subsystem: Lenovo Device 21ec Flags: bus master, 66MHz, medium devsel, latency 64, IRQ 18 Memory at f0349000 (32-bit, non-prefetchable) [size=4K] Kernel driver in use: ohci_hcd 00:12.2 USB controller: Advanced Micro Devices [AMD] nee ATI SB7x0/SB8x0/SB9x0 USB EHCI Controller (prog-if 20 [EHCI]) Subsystem: Lenovo Device 21ec Flags: bus master, 66MHz, medium devsel, latency 64, IRQ 17 Memory at f034a500 (32-bit, non-prefetchable) [size=256] Capabilities: [c0] Power Management version 2 Capabilities: [e4] Debug port: BAR=1 offset=00e0 Kernel driver in use: ehci-pci 00:13.0 USB controller: Advanced Micro Devices [AMD] nee ATI SB7x0/SB8x0/SB9x0 USB OHCI0 Controller (prog-if 10 [OHCI]) Subsystem: Lenovo Device 21ec Flags: bus master, 66MHz, medium devsel, latency 64, IRQ 18 Memory at f0348000 (32-bit, non-prefetchable) [size=4K] Kernel driver in use: ohci_hcd 00:13.2 USB controller: Advanced Micro Devices [AMD] nee ATI SB7x0/SB8x0/SB9x0 USB EHCI Controller (prog-if 20 [EHCI]) Subsystem: Lenovo Device 21ec Flags: bus master, 66MHz, medium devsel, latency 64, IRQ 17 Memory at f034a400 (32-bit, non-prefetchable) [size=256] Capabilities: [c0] Power Management version 2 Capabilities: [e4] Debug port: BAR=1 offset=00e0 Kernel driver in use: ehci-pci 00:14.0 SMBus: Advanced Micro Devices [AMD] nee ATI SBx00 SMBus Controller (rev 42) Flags: 66MHz, medium devsel 00:14.2 Audio device: Advanced Micro Devices [AMD] nee ATI SBx00 Azalia (Intel HDA) (rev 40) Subsystem: Lenovo Device 21ec Flags: bus master, slow devsel, latency 64, IRQ 16 Memory at f0340000 (64-bit, non-prefetchable) [size=16K] Capabilities: [50] Power Management version 2 Kernel driver in use: snd_hda_intel 00:14.3 ISA bridge: Advanced Micro Devices [AMD] nee ATI SB7x0/SB8x0/SB9x0 LPC host controller (rev 40) Subsystem: Lenovo Device 21ec Flags: bus master, 66MHz, medium devsel, latency 0 00:14.4 PCI bridge: Advanced Micro Devices [AMD] nee ATI SBx00 PCI to PCI Bridge (rev 40) (prog-if 01 [Subtractive decode]) Flags: bus master, 66MHz, medium devsel, latency 64 Bus: primary=00, secondary=04, subordinate=04, sec-latency=64 00:18.0 Host bridge: Advanced Micro Devices [AMD] Family 12h/14h Processor Function 0 (rev 43) Flags: fast devsel 00:18.1 Host bridge: Advanced Micro Devices [AMD] Family 12h/14h Processor Function 1 Flags: fast devsel 00:18.2 Host bridge: Advanced Micro Devices [AMD] Family 12h/14h Processor Function 2 Flags: fast devsel 00:18.3 Host bridge: Advanced Micro Devices [AMD] Family 12h/14h Processor Function 3 Flags: fast devsel Capabilities: [f0] Secure device Kernel driver in use: k10temp 00:18.4 Host bridge: Advanced Micro Devices [AMD] Family 12h/14h Processor Function 4 Flags: fast devsel 00:18.5 Host bridge: Advanced Micro Devices [AMD] Family 12h/14h Processor Function 6 Flags: fast devsel 00:18.6 Host bridge: Advanced Micro Devices [AMD] Family 12h/14h Processor Function 5 Flags: fast devsel 00:18.7 Host bridge: Advanced Micro Devices [AMD] Family 12h/14h Processor Function 7 Flags: fast devsel 01:00.0 Network controller: Atheros Communications Inc. AR928X Wireless Network Adapter (PCI-Express) (rev 01) Subsystem: Hewlett-Packard Company AR5BHB92-H 802.11abgn Wireless Half-size Mini PCIe Card [AR9280] Flags: bus master, fast devsel, latency 0, IRQ 17 Memory at f0200000 (64-bit, non-prefetchable) [size=64K] Capabilities: [40] Power Management version 2 Capabilities: [50] MSI: Enable- Count=1/1 Maskable- 64bit- Capabilities: [60] Express Legacy Endpoint, MSI 00 Capabilities: [90] MSI-X: Enable- Count=1 Masked- Capabilities: [100] Advanced Error Reporting Capabilities: [140] Virtual Channel Capabilities: [160] Device Serial Number 00-00-00-00-00-00-00-00 Kernel driver in use: ath9k 02:00.0 Ethernet controller: Qualcomm Atheros AR8151 v2.0 Gigabit Ethernet (rev c0) Subsystem: Lenovo Device 21f1 Flags: bus master, fast devsel, latency 0, IRQ 46 Memory at f0100000 (64-bit, non-prefetchable) [size=256K] I/O ports at 2000 [size=128] Capabilities: [40] Power Management version 3 Capabilities: [48] MSI: Enable+ Count=1/1 Maskable- 64bit+ Capabilities: [58] Express Endpoint, MSI 00 Capabilities: [6c] Vital Product Data Capabilities: [100] Advanced Error Reporting Capabilities: [180] Device Serial Number ff-8a-d3-85-e8-9a-8f-ff Kernel driver in use: atl1c 03:00.0 Unassigned class [ff00]: Realtek Semiconductor Co., Ltd. RTS5209 PCI Express Card Reader (rev 01) Subsystem: Lenovo Device 21ec Physical Slot: 7 Flags: bus master, fast devsel, latency 0, IRQ 43 Memory at f0000000 (32-bit, non-prefetchable) [size=4K] Expansion ROM at f0400000 [disabled] [size=64K] Capabilities: [40] Power Management version 3 Capabilities: [50] MSI: Enable+ Count=1/1 Maskable- 64bit+ Capabilities: [70] Express Endpoint, MSI 00 Capabilities: [100] Advanced Error Reporting Capabilities: [140] Device Serial Number 00-00-00-01-00-4c-e0-00 Kernel driver in use: rtsx_pci