Acpi osi windows 2009 My dmesg suggests: For some reason, sometimes my laptop freezes directly before loading GDM. 0-0. The Linux-3. Jan 23, 2011 · Then Windows 7 came out, Linux started reporting itself as Windows 7, Eee PC released BIOS updates to detect Windows 7 and present a different ACPI device set, and eeepc-laptop stopped working. I don't think using acpi = off repeatedly wrecks your computer, because it only disables ACPI temporarily. primus (0~20150328-4). Anyone needing support for Ubuntu or the official flavours should seek help at Ubuntu Discourse. After installation, they also refused to boot without this parameter. After I added the kernel parameter while not changing everything else including TLP configuration, I saw a ~40% decrease in idle total power under the same Oct 5, 2020 · @artem. Feb 16, 2023 · You'll need to complete a few actions and gain 15 reputation points before being able to upvote. This is what I used to have: ro rootflags=subvol=root rhgb quiet rd. Fn keys work for some of the keys (audio and monitor configuration) but not for any other (keyboard/screen brightness for instance). Jump to: You cannot post new topics in this forum You cannot reply to topics in this forum You cannot edit your posts in this forum You cannot delete your posts in this forum You cannot vote in polls in this forum Jun 14, 2023 · I tried to disable the framebuffer by adding specific parameters to disable it and also added some i found on the web to “fool” the drier into better power management but none of these settings had any effect: GRUB_CMDLINE_LINUX_DEFAULT="fbcon=map:0 consoleblank=1 quiet acpi_osi=! acpi_osi=\"Windows 2009\"" Any other suggestions? Aug 11, 2019 · The method is to first disable ACPI OSI built-in OS vendor strings then report Windows 7 as the current OS. 1, you can use the Windows release name to find the OSI String you should use. 所有最新版本的 Windows 操作系统都支持 高级配置和电源接口 (ACPI) 规范 的组件。 ACPI 规范定义了解释语言 ACPI 源语言 (ASL)，使操作系统能够执行固件提供的电源管理和配置控制方法。 为了提高 ASL 编写人员识别主机操作系统版本的能力，ASL 提供操作系统接口级别 (_OSI)。 通过使用 _OSI 方法，ASL 编写 Remove this random grub parameter from the kernel that you boot: acpi_osi=! acpi_osi='Windows 2009'. Solution: edit /etc/default/grub to include GRUB_CMDLINE_LINUX_DEFAULT="acpi_osi=! acpi_osi='Windows 2009' quiet splash" then run (as root) grub-mkconfig -o /boot/grub/grub. Sep 5, 2019 · How do I escape the string: acpi_osi="Windows 2015" To keep the space and quotes in GRUB's GRUB_CMDLINE_LINUX? [Alternate search term: acpi_os_name=] Jan 24, 2020 · Thanks, Its worked for me in OS Arch Linux, My Laptop Samsung NP300e5a-s06ru, on the Nvidia Geforce 520MX, Driver version nvidia-390xx-utils 390. enable_gvt=1 i915-enable_fbc=1 iommu=pt intel_iommu=on kvm. Sep 30, 2013 · Hi there I bought an Asus FX502VM notebook, which apparently isn't very well supported on Linux. 0 中定义，用于返回操作系统和操作系统 AML 解释器支持的 ACPI 版本。 现代 Windows 返回 _REV = 2。 Linux 使用 ACPI_CA_SUPPORT_LEVEL，它会根据所支持的规范版本递增。 acpi_irq_balance: Works 50% of the time acpi_osi=Linux: Works 50% of the time acpi_osi=!: Fail acpi=noirq: Fail acpi=on : Fail acpi=nocmcff : Fail acpi=strict : Fail lapic : Fail irqfixup: Fail acpi=off : Won't try it, this can cause damage to hardware. From Windows 2000 to Windows 8. Try suspending and waking the system. 0 中定义，用于返回操作系统和操作系统 AML 解释器支持的 ACPI 版本。 现代 Windows 返回 _REV = 2。 Linux 使用 ACPI_CA_SUPPORT_LEVEL，它会根据支持的规范版本递增。 Jun 9, 2021 · 1 I have* a problem with CPU fans on my Optimus laptop: after waking up from suspend fans starts going at full speed. What more can I do? Solution posted is to enable airplane mode key by adding acpi_osi=! acpi_osi="Windows 2009" to the kernel parameters, and this does enable the airplane mode key and can unblock the wifi card. Sep 11, 2024 · Provides information about the ACPI Source Language (ASL) Operating System Interface Level (_OSI) method used to identify the host operating system. org | --- Comment #8 from Zhang Rui < [email protected] > 2012-11-13 09:00:40 --- does loading asus-laptop driver help? Feb 6, 2010 · Bug 14753 - ACPI Errors: Index beyond end of object, parse/execution failed, _BCM failed - Asus Notebook X5DIJ-SX101L From uefi. 635357] eeepc_wmi: Can't load eeepc-wmi, use default acpi_osi (preferred) or eeepc-laptop GRUB_CMDLINE_LINUX="acpi_osi=! \"acpi_osi=Windows 2009\" mem_sleep_default=deep reboot=bios" the text for the acpi call can be obtained from the last string shown using The Linux-3. cfg This will enable fn-f10 to toggle airplane mode. This can stem from DSDTs made with Windows Feb 9, 2023 · What does acpi_osi actually do? And how would it help to battery life? I am currently on a 11th Gen Framework Laptop. 11. Mar 16, 2016 · Using acpi = off disables your Advanced Configuration and Power Interface off temporarily while booting Ubuntu. 1-amd64 nvidia-driver is also from backports: nvidia-driver (390. nvidia-detect runs fine and 由于 _OSI ("Linux") 已被移除，一些 BIOS 编写者使用 _REV 来支持同一 BIOS 中的 Linux 和 Windows 差异。 _REV 在 ACPI 1. max_cstate=1 i915. php?pid=1826641#p1826641) CSDN桌面端登录万维网第一个网页诞生 1990 年 11 月 13 日，万维网第一个网页诞生。11 月 12 日，伯纳斯－李和罗伯特·卡里奥合作提出了一个更加正式的万维网系统的建议（相比 1989 年 3 月 12 日那份）。13日，伯纳斯－李在一台 NeXT 工作站上写出了第一个网页，卡里奥为万维网设计了 WWW 标识。 1675 [SOLVED] Intel 3945ABG not working: RF-kill hard block View unanswered posts View posts from last 24 hours Gentoo Forums Forum Index Networking & Security Jan 5, 2017 · The fix is to add the following arguments to the kernel boot parameters: rcutree. Modern Windows returns _REV = 2. Audio (not covered yet) Mouse (not covered yet) Power Management (not covered yet) WiFi (not covered yet) Modem Jan 7, 2018 · After add 'acpi_osi=! acpi_osi=“Windows 2009” ’ to kernel parameter, the nvidia driver loaded successfully. Mar 11, 2021 · The version of Windows that was installed is your first clue in figuring out which OSI String your ACPI kernel parameter needs. 0, 2013 8. Contribute to torvalds/linux development by creating an account on GitHub. modeset=1 initcall_blacklist=simpledrm_platform_driver_init acpi_osi=! acpi_osi='Windows 2009' What I changed it to: ro rootflags=subvol=root rhgb quiet rd. Yes, BIOS's usually disable functionality if Windows is not detected, but specifying Linux is not silly because by default the kernel responds false when asked if Linux is running. ignore_msrs=1 rd. Add the arguments to the end of the line ending with linux and press CTRL+X to boot. This is an update about the transition of the forums to Ubuntu Discourse. To do that, first edit /etc/default/grub like so: sudo nano /etc/default/grub Jan 15, 2023 · GRUB_CMDLINE_LINUX='acpi_osi=! acpi_osi="Windows 2009"' Configuration Display Display is an Nvidia ? GeForce 1050 and it is recommended to use the proprietary nvidia drivers if you want the best graphics performance and power use. In some cases, the tables provided by default only work well with certain operating systems, and it may be necessary to replace some of them. cfg and rebooted (still in nvidia prime mode)…laptop hangs on TLP System startup/shutdown now. Mar 6, 2020 · EDIT: Adding acpi_osi=! acpi_osi="Windows 2009" to kernel parameters as advised here solved my issue and now I'm able to boot both Xorg and sway using Hybrid Graphics. Linux-4. The transition is complete and this forum is now closed to all new posts. I tried with acpi_osi=! acpi_osi='Windows 2009' acpi_asus_load="yes" and it works, but still no Elan 1200 touchpad in X. Unfortunately The good thing is, since acpi used by both Windows and Linux follow the UEFI specifications 1, they both use the same OSI strings to identify what OS is used. How to identify the Windows version in ACPI by using _OSI This topic describes how to use the _OSI method in Advanced Configuration and Power Interface (ACPI) Source Language (ASL) to identify the host operating system. Mar 17, 2022 · as a kernel parameter to have the Linux ACPI layer pretend to be Windows 7 to your BIOS; 2006 instead of 2009 would be Vista, 2012 8. Then, ACPI performs special workaround around the bugs known in Linux / Windows 2009, avoiding. Jul 30, 2022 · 如果你在安装 optimus manager 并重启后，直接黑屏卡死，不能进入系统，很有可能是遇到了常见的"ACPI ISSUE"，简单来说，这是笔记本制造商的实现问题。 可以尝试在内核启动参数中加入acpi_osi=! acpi_osi="Windows 2009" 后再尝试。 [1] 最后详细说下动态切换模式。 Nov 24, 2017 · Because of the lspci lockup issue I have to use acpi_osi="!Windows 2015" or acpi_osi=! acpi_osi="Windows 2009" kernel parameters (both work as workaround). 635351] eeepc_wmi: You probably booted with acpi_osi="Linux" or acpi_osi="!Windows 2009" [ 160. blacklist=1" Making Ubuntu 18. 1, but 2009 tends to be most useful. log_priority=3". Upvoting indicates when questions and answers are useful. bpo. acpi_osi=Linux tells the kernel to respond true. Is there a way to set more debug during boot. driver. Apparently this is the same as documented here I tried multiple kernel options already: backlight=native idle=nomwait acpi_osi=! acpi_osi='Windows 2009' acpi_osi If the distribution can not update the kernel binary, they can also add an acpi_osi=Linux-OEM-my_interface_name cmdline parameter to the boot loader, as needed. log_priority=3 acpi_osi=! acpi_osi=Linux "acpi_osi=Windows 2009" nogpumanager intel_idle. ACPI is the key element in OS-directed configuration and Power Management (OSPM). The only sane method in this area is to use AMDs and Intels processor drivers, or to write them yourself. 19. Sep 8, 2025 · sudo nano /etc/default/grub add line GRUB_CMDLINE_LINUX_DEFAULT="acpi_osi=! acpi_osi='Windows 2009' quiet splash" sudo update-grub reboot note: switching to use hibernate is another recommended solution but pm-hibernate command didn't do anything when I tried it after installing pm-tools * * The last element of each entry is used to track the newest version of * Windows that the BIOS has requested. _REV was defined in ACPI 1. Mar 20, 2014 · I had to boot with acpi_osi=! acpi_osi="Windows 2009" because lspci was hanging as per this discussion on Bumblebee project github When I try to re-insert the i915 module with modeset=1. additional installed packages are bumblebee (3. archlinux. modeset=0. Tashkinov : Thank you for the update, but I need to know whether setting "acpi_osi=! acpi_osi="Windows 2009" have any other implication. use_native_backlight=0" to the kernel parameters Every option of "acpi_backlight=" Adding: - video. If you have to add the acpi = off to let ubuntu boot successfully, it means that the ACPI on your computer isn't compatible with this version of ubuntu. See: Bumblebee GH-764 : acpi_osi=! acpi_osi="Windows 2009" or acpi Nov 4, 2018 · 按E进入编辑，将 driver=free 改成 driver=intel 并在其后面加上 xdriver=mesa acpi_osi=! acpi_osi="Windows 2009" 然后按 Ctrl+X 或者 F10启动。 一般情况下这样就可以进入安装界面了，继续安装，安装好后会重启，但此时也有大概率进不了系统，陷入死锁，解决方法如下： Jul 28, 2020 · The good thing is, since acpi used by both Windows and Linux follow the UEFI specifications 1, they both use the same OSI strings to identify what OS is used. Why that works? is this approach safe or stable? Nov 27, 2022 · Jump to: You cannot post new topics in this forum You cannot reply to topics in this forum You cannot edit your posts in this forum You cannot delete your posts in this forum You cannot vote in polls in this forum acpi_osi="Linux" 添加字符串 acpi_osi=! 删除所有字符串 pnpacpi=off 关闭acpi的即插即用功能 resume=/dev/swap 休眠启动的分区 resume_offset=xxx 休眠文件的偏移量 resumedelay=6 等待5秒启动休眠设备 resumewait 等待直到休眠设备准备好 kvm-amd. S. I assume you use acpi_osi=‘Windows 2009’ based on the era of the hardware? I wonder if the same result would happen using acpi_osi=‘linux’ ?? makeixo December 1, 2020, 8:10pm 29 ricklinux: 修改 GRUB_CMDLINE_LINUX="" 为 GRUB_CMDLINE_LINUX="acpi_osi=! acpi_osi='Windows 2009'" 然后退出编辑，返回终端，更新一下grub： sudo update-grub 以后就可以直接启动不会死锁了。 联网 接下来联网，我的无线直接就能用，就不说了。 流量有限加有线网更快所以pppoe拨号上网（我是 Modern BIOS systems normally implement the Advanced Configuration and Power Interface (ACPI), and define various tables that describe the interface between an ACPI-compliant operating system and the firmware. ACPI tables are provided in firmware from the manufacturer. org: The Advanced Configuration and Power Interface (ACPI) specification was developed to establish industry common interfaces enabling robust operating system (OS) directed motherboard device configuration and power management of both devices and entire systems. 7. Aug 16, 2020 · The good thing is, since acpi used by both Windows and Linux follow the UEFI specifications ¹, they both use the same OSI strings to identify what OS is used. May 27, 2020 · I have latest linux-firmware-20200519, and I set these boot flags, but with no success: acpi_osi=! acpi_osi='Windows 2009' pcie_aspm=off I also tried turn off modesetting: i915. org/viewtopic. Advanced power management (Laptop Power Profile selection, battery charge limit and Panel Overdrive) and many other functions from recent laptops need the ASUS Linux stack installed and running. pre=vfio-pci default_hugepagesz=1G hugepagesz=1G hugepages=0 transparent_hugepage=never. I even tried ‘acpi=off’ but after this os didn’t start at all. When you recover from suspend, and the wifi is toggled off, you can re enable with the hotkey. Try doing acpi_osi="Windows\ 2006" ? Why are you passing that option? Do not use _REV Since _OSI (“Linux”) went away, some BIOS writers used _REV to support Linux and Windows differences in the same BIOS. Unlike the Windows kernel, the Linux kernel can determine what “power calls” are sent to the bios by the use of these OSI Strings in the acpi kernel parameter. Ran sudo grub-mkconfig -o /boot/grub/grub. 1-14). rcu_idle_gp_delay=1 acpi_osi=! acpi_osi='Windows 2009' You can test this fix by rebooting and pressing "e" on your primary boot entry in grub. 2. My concern is no: How do i enter the quotes? Sep 3, 2022 · cpufreq. Thank you very much for your time and help. 87-6~bpo9+1). Jan 13, 2021 · ACPI - for the modern models of laptops with UEFI (2011 year production or newer) please adding after acpi_osi=Linux : acpi_osi='!Windows 2012' ACPI - for the modern models of laptops with UEFI (2014 year production or newer) please using: This workaround is dedicated for Intel Skylike Laptops with NVIDIA Optimus freezes issue. Hello, Unregistered. First there is acpi_osi=! acpi_osi='Windows 2015' kernel parameter which shall tell firmware it is about Windows (2015=first windows 10 version) and it provides the Windows interfaces to Linux which shall be compatible with them. Linux kernel source tree. In this article, I will, through the Oct 8, 2024 · [ 160. blacklist=nouveau modprobe. Linux used ACPI_CA_SUPPORT_LEVEL, which would increment, based on the version of the spec supported. Like ACPI, WMI is not really standardized and vendors still implement their own custom interfaces. People added acpi_osi="!Windows 2009" as a workaround to force the old BIOS behavior which permitted them to load eeepc-laptop. Jan 8, 2021 · 可以看到启动参数已经被添加成功了。在这种情况下，如果问题是这个导致的话已经可以解决了。如果不行，几个Windows版本都可以试一试，我用的是Windows 2009才可以。但即使你的问题没有被完全解决，仍然推荐保留这个选项来保证ACPI的全功能，包括省电、CPU保护等不明显的功能。 3|0自动化脚本 Dec 10, 2016 · I've tried all of the solutions I can find. Before this kernel parameter GRUB_CMDLINE_LINUX=" acpi_osi=! "acpi_osi=Windows 2009"" there was an error: nvidia-modeset: WARNING: GPU:0: Unable to read EDID for display device VGA-0 and sometimes the laptop would not wake up from sleep mode The Linux-3. */ static struct acpi_interface_info acpi_default_supported_interfaces [] = { /* Operating System Vendor Strings */ {"Windows 2000", NULL, 0, ACPI_OSI_WIN_2000}, /* Windows 2000 */ {"Windows 2001", NULL, 0, ACPI_OSI_WIN_XP May 29, 2019 · i915. After researching, i was suggested to add boot parameter acpi_osi=! acpi_osi="Windows 2009". There is a line: GRUB_CMDLINE_LINUX_DEFAULT="quiet udev. To fix it, add acpi_osi=! acpi_osi="Windows 2009" to your kernel parameters. What's reputation and how do I get it? Instead, you can save this post to reference later. Before adding acpi_osi="!Windows2020" to the kernel parameters, the best idle total power I could achieve was around 5W. Beware of the quotes " : for instance, if you use rEFInd as your boot loader, you will have to escape the quotes as "" since rEFInd already uses quotes in its configuration file. The same server works well with 7. So we first clear whatever the interpretter originally used, and then set the one desired string. Has anyone else faced a similar issue with systemd-boot on Endeavour_OS? If so, could you kindly share your insights or a workaround to help me get suspend working again? Your assistance is greatly appreciated! GRUB_CMDLINE_LINUX="acpi_osi=! \"acpi_osi=Windows 2009\" mem_sleep_default=deep reboot=bios" the text for the acpi call can be obtained from the last string shown using I have power-profiles-daemon installed and running. However, if you don't Nov 16, 2018 · ACPI asks kernel what kind of OS it is. c) It seems that you need to tell the BIOS the truth. Sort of lying to the BIOS Linux kernels do this all the time by default, but this is a more controlled way of doing it. For this to make happen, i used sudo nano /etc/default/grub. 0 to return the version of ACPI supported by the OS and the OS AML interpreter. 9 RHEL with the latest update BIOS. default_governor=powersave apparmor=1 security=apparmor udev. This paper describes how to use the _OSI method in Advanced Configuration and Power Interface (ACPI) Source Language (ASL) to identify the host operating system. osdl. Using hybrid graphics Due to a kernel issue, use of nouveau or bbswitch may result in lockups. acpi_osi=! acpi_osi="Windows 2009" The first part, acpi_osi=! , means "forget any acpi_osi strings that you know at this point" (it's actually a list of strings, rather than just one string, apparently - duh). However this also interferes with how fedora deals with optimus cards and leaves the nvidia card on. WMI objects can be embedded within ACPI, a configuration which Microsoft recommends. 18 implementation did not allow changing the default via cmdline “acpi_osi=!Darwin”. Jump to: You cannot post new topics in this forum You cannot reply to topics in this forum You cannot edit your posts in this forum You cannot delete your posts in this forum You cannot vote in polls in this forum Jump to: You cannot post new topics in this forum You cannot reply to topics in this forum You cannot edit your posts in this forum You cannot delete your posts in this forum You cannot vote in polls in this forum The ACPI BIOS flow would include an evaluation of _OS, and the AML interpreter in the kernel would return to it a string identifying the OS: Windows 98, SE: "Microsoft Windows" Windows ME: "Microsoft WindowsME:Millennium Edition" Windows NT: "Microsoft Windows NT" Sep 28, 2021 · Next I tried adding ACPI kernel parameters to grub as you advised - I actually started off with acpi_osi='Windows 2009' since my laptop originally came with Windows 7. It cant handle spaces. It supplies information about supported power events in a given system. By setting kernel parameters like acpi_osi=! acpi_osi=Linux acpi_osi=”Windows 2009” we tell our Linux to say “yes” when asked if it is Linux or Windows 2009, and to nothing else (hence that “!”). By using this method, ASL writers can create firmware that supports future operating systems versions and enables the operating system to change behavior based on the requested interface levels. But then we returns to the error message above. 8 and 7. pci=noacpi: Won't try it, this can cause damage to hardware. Apr 4, 2011 · Bug 32592 - Asus UL30VT backlight control only works with acpi_osi="Linux" acpi_osi="!Windows 2009" Aug 3, 2022 · Windows 2001 SP2 Windows 2006 Windows 2006 Windows 2009 Windows 2009 Windows 2012 Windows 2012 Windows 2013 Windows 2013 Windows 2015 Windows 2015 So, now this was the final edit I made in the /etc/default/grub file. Kernel is from backports: 4. Someone got its dipslay killed. Can I ask you what is your distro and also, in your bios, do you use AHCI or Intel RST? Aug 27, 2023 · Re: ACPI Errors Can not boot (NOT SOLVED!) by TuftyDave » Sun Aug 27, 2023 8:44 pm Done it The windows 2013 needed ' around it rather than more " so it needed to be GRUB_CMDLINE_LINUX_DEFAULT="quiet splash acpi_osi=! acpi_osi='Windows 2013'" It works now. Mar 10, 2025 · 由于 _OSI（“Linux”）消失，一些 BIOS 编写者使用 _REV 在同一 BIOS 中支持 Linux 和 Windows 的差异。 _REV 在 ACPI 1. 7 fixed the ability to use acpi_osi=!Darwin as a workaround, and we hope to see Mac Thunderbolt power management support in Linux-4. bumblebee-nvidia (3. Feb 23, 2019 · I have trouble activating the proprietary nvidia driver for a Quadro P1000 on a DELL Precision Notebook running on debian stretch 9. This includes: Adding "video. Bug 14679 - Namespace lookup failure, AE_NOT_FOUND - ACPI table overridden after boot? - Toshiba Satellite L505D-S5983 最新版的 ACPI 規格已將 _OSI 方法的使用案例延伸至主機作系統版本識別之外。 不過，Windows 僅支援_OSI用於識別系統上執行的 Windows 主機版本。 Jun 30, 2025 · acpi_osi="!" (failed to boot) pci=noacpi (failed to boot) irqpoll (failed to boot) acpi=off and … I have tested various Linux distributions (both older and newer versions) and none of them would boot even into the live environment without nolapic. Mar 2, 2023 · However I see still chances to get rid of that. only_lcd=0 - acpi_osi='Windows 2009' - acpi_osi = '!Windows 2015' and several other kernel parameters/combination-of-parameters. 6k次。本文探讨了Linux内核启动参数acpi_osi的作用，特别是acpi_osi=Linux。当遇到笔记本电脑亮度控制问题时，一些用户会尝试通过修改GRUB文件来添加这个参数。acpi_osi参数用于修改内核报告给ACPI BIOS的操作系统接口字符串，以影响BIOS的行为。一些解决方案建议使用acpi_osi=Linux来启用或 Zhang Rui < [email protected] > changed: What |Removed |Added ---------------------------------------------------------------------------- AssignedTo|acpi_power-video@kernel-bug | [email protected] |s. edp_vswing=2 pcie_port_pm=off acpi_backlight=none acpi_osi=Linux acpi_osi=! acpi_osi='Windows 2009' (below is from - https://bbs. May 16, 2024 · My BIOS is up to date, I tried different GRUB parameters, like: ‘acpi=strict’, acpi=noirq’, ‘acpi_backlight=vendor’ and ‘acpi=! acpi_osi="Windows 2009"’ and nothing work. 154-2. A common Linux problem is missing ACPI functionality, such as: fans not running, screens not turning off when the lid is closed, etc. Feb 11, 2022 · The ACPI core throttling & frequency objects that at least in theory should be usable for regulating frequency on cores, typically are missing. Jump to: You cannot post new topics in this forum You cannot reply to topics in this forum You cannot edit your posts in this forum You cannot delete your posts in this forum You cannot vote in polls in this forum I've found out that adding acpi_osi=! acpi_osi="Windows 2009" to the GRUB_CMDLINE_LINUX_DEFAULT line in the grub config solved the crash. After browsing the web for other solutions, I tried adding acpi_enforce_resources=lax (and auto) to kernel parameters in /etc/default/grub, still no luck, although what worked is acpi_osi=!Windows 2020, which as I understood makes BIOS (UEFI) think I'm using Windows? The Linux-3. 18 implementation did not allow changing the default via cmdline "acpi_osi=!Darwin". nested=0 关闭amd cpu的嵌套虚拟化 root=xxx 启动 Apr 28, 2024 · To solve this you need to edit the grub configuration before booting and append the following 2 items: acpi_osi=! acpi_osi="Windows 2009" and press F10 to boot. Nov 29, 2020 · I didn’t know this was in the wiki. ACPI modules are kernel modules for Mar 24, 2021 · # The following constants should have these values: GRUB_CMDLINE_LINUX_DEFAULT=”acpi_osi=! acpi_osi=’Windows 2009' quiet splash” GRUB_CMDLINE_LINUX=”nouveau. ACPI - for the modern models of laptops with UEFI (2011 year production or newer) please adding after acpi_osi=Linux : acpi_osi='!Windows 2012' Dec 18, 2023 · I attempted using sudo kernelstub -a "acpi_osi=! acpi_osi=’Windows 2009'", but unfortunately, it doesn’t seem to have any effect. GRUB_CMDLINE_LINUX_DEFAULT="quiet splash acpi_osi=! \"acpi_osi=Windows 2015\" " And by this, the overheating as well as battery Feb 2, 2017 · acpi_backlight=vendor acpi_osi="!Windows 2009" acpi_osi="!Windows 2012" acpi_osi="!Windows 2013" acpi_osi="Linux" acpi_osi=Linux The problem was, that now after I extracted the DSDT table of this new bios (to see what all OS versions were detected, so I knew what to disable/enable) I still got a recurring battery problem. Sep 18, 2020 · Strangely, this gentoo page doesn't say to modify acpi_os_name, but rather acpi_osi to pretend to be Windows. The kernel doco says that acpi_osi is for supported OSes: The Linux-3. To prevent this, add acpi_osi=! acpi_osi="Windows 2009" to your kernel command line (source, Kernel bug 156341). blacklist=nouveau nvidia-drm. GRUB_CMDLINE_LINUX = "acpi_osi=! \"acpi_osi=Windows 2015\"" 接着，执行 sudo update-grub 命令就可以将配置部署到Grub上了。 重启系统，执行 $ cat /proc/ cmdline 可以看到启动参数已经被添加成功了。 在这种情况下，如果问题是这个导致的话已经可以解决了。 A help and support forum for Ubuntu Linux. 18 change in default caused power regressions on Mac laptops, and the 3. DSDT (Differentiated System Description Table) is a part of the ACPI specification. Jun 8, 2010 · Windows Management Instrumentation (WMI) is a set of extensions to the Windows Driver Model that provides an operating system interface for dealing with platform devices. However this will be trying around with different windows versions. If you have not already done so, you can log into Ubuntu Discourse using the same Ubuntu does this mean that linux tried to tell my BIOS that it was the OS running and my BIOS is giving it the cold shoulder? is this why adding: GRUB_CMDLINE_LINUX="acpi_osi=! \"acpi_osi=Windows 2009\" mem_sleep_default=deep reboot=bios" worked to cure my suspend/resume issues with my motherboard? Apr 30, 2021 · 文章浏览阅读1. (see drivers/acpi/osl. driver Mar 18, 2024 · Learn about the differences between the acpi_osi=linux and acpi_backlight=vendor kernel parameters, and how to apply them. veiuy yqk gykkw kjzjt eel nmlpgf ezqe rmsmuxm dvjyu xcjy osw uwynsdk ligb rahq xper