Date: Sun, 11 Feb 2018 22:28:11 +0100 From: Per olof Ljungmark <peo@nethead.se> To: freebsd-questions@freebsd.org Subject: Re: Anyone knows how to control backlight on a Thinkpad T520 ? Message-ID: <924ebd6e-166d-4f06-c7a5-7884760aef2d@nethead.se> In-Reply-To: <05cd30aa-6064-b5ab-e56e-424c4a9d803c@nethead.se> References: <05cd30aa-6064-b5ab-e56e-424c4a9d803c@nethead.se>
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Responding to myself for the sake of completness. It was me... On 02/06/18 00:46, Per olof Ljungmark wrote: > It worked with the Fn+<Home><End> on the former TP's I had but not this > one. It's getting a little old but I love the keyboard and the Nvidia > graphics. > Adrian Chadd <adrian@freebsd.org>: > Does it have more than one gpu in it? Of course, I've been running with the nvidia chip as default for so long I forgot about it. vgapci0: <VGA-compatible display> port 0x5000-0x507f mem 0xf2000000-0xf2ffffff,0xe0000000-0xefffffff,0xf0000000-0xf1ffffff irq 16 at device 0.0 on pci1 nvidia0: <NVS 4200M> on vgapci0 vgapci0: child nvidia0 requested pci_enable_io vgapci0: child nvidia0 requested pci_enable_io vgapci0: Boot video device If I switch the BIOS to Intel as default vgapci1: <VGA-compatible display> port 0x6000-0x603f mem 0xf1400000-0xf17fffff,0xe0000000-0xefffffff irq 16 at device 2.0 on pci0 drmn1: <Intel SandyBridge (M)> on vgapci1 backlight works in all modes. Sorry for my negligence.
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