错误日志
[ 0.079511] DMAR: [Firmware Bug]: No firmware reserved region can cover this RMRR [0x000000007a000000-0x000000007c7fffff], contact BIOS vendor for fixes
[ 0.107935] Spectre V2 : Enabling Restricted Speculation for firmware calls
系统信息
*-display
description: VGA compatible controller
product: HD Graphics 620
vendor: Intel Corporation
physical id: 2
bus info: pci@0000:00:02.0
logical name: /dev/fb0
version: 02
width: 64 bits
clock: 33MHz
capabilities: pciexpress msi pm vga_controller bus_master cap_list rom fb
configuration: depth=32 driver=i915 latency=0 resolution=1920,1080
resources: irq:130 memory:de000000-deffffff memory:b0000000-bfffffff ioport:f000(size=64) memory:c0000-dffff
*-display
description: Display controller
product: Topaz XT [Radeon R7 M260/M265 / M340/M360 / M440/M445 / 530/535 / 620/625 Mobile]
vendor: Advanced Micro Devices, Inc. [AMD/ATI]
physical id: 0
bus info: pci@0000:01:00.0
version: c3
width: 64 bits
clock: 33MHz
capabilities: pm pciexpress msi bus_master cap_list rom
configuration: driver=amdgpu latency=0
resources: irq:131 memory:c0000000-cfffffff memory:d0000000-d01fffff ioport:e000(size=256) memory:df200000-df23ffff memory:df240000-df25ffff