HP Essential 15s- install Big Sur success,but?

[Kevinfen]

HP Essential 15s   install Big Sur success and get into system, but graphics always 7MB,try to add framebuffer-patch & -igfxdvmt for it and didn't get work.

Is that need to unlock dvmt=256MB in bios???????like unlock CFG????

Intel Core i7 1065G7 (8MB Cache,1.3GHz)

8GB(2666MHz) DDR4-SDRAM(1*8)&512GB SSD

Intel Iris Plus Graphics 655,NVIDIA GeForce MX330(2GB GDDR5)

ELAN HID Class Touchpad,I2C HID.

Send me KevindeMacBook-Pro.zip

Edited October 8, 2020 by Kevinfen

[MaLd0n]

Quote

<key>PciRoot(0x0)/Pci(0x2,0x0)</key>
            <dict>
                <key>AAPL,GfxYTile</key>
                <data>AQAAAA==</data>
                <key>AAPL,ig-platform-id</key>
                <data>AABSig==</data>
                <key>device-id</key>
                <data>UooAAA==</data>
                <key>enable-cdclk-frequency-fix</key>
                <data>AQAAAA==</data>
                <key>enable-cfl-backlight-fix</key>
                <data>AQAAAA==</data>
                <key>enable-dvmt-calc-fix</key>
                <data>AQAAAA==</data>
                <key>enable-hdmi20</key>
                <data>AQAAAA==</data>
                <key>framebuffer-fbmem</key>
                <data>AACQAA==</data>
                <key>framebuffer-patch-enable</key>
                <data>AQAAAA==</data>
                <key>framebuffer-stolenmem</key>
                <data>AAAwAQ==</data>
                <key>framebuffer-unifiedmem</key>
                <data>AAAAgA==</data>
                <key>hda-gfx</key>
                <string>onboard-1</string>
            </dict>

 

[Kevinfen]

5 hours ago, MaLd0n said:

 

Everytime Success boot into system need clearnvram, sometimes the screen is darkness.

Edited October 9, 2020 by Kevinfen

[MaLd0n]

5 hours ago, Kevinfen said:

Everytime Success boot into system need clearnvram, sometimes the screen is darkness.

is common for now. need wait solution

[Kevinfen]

48 minutes ago, MaLd0n said:

is common for now. need wait solution

Is that only Big Sur problem on laptop?

[MaLd0n]

1 minute ago, Kevinfen said:

Is that only Big Sur problem on laptop?

no catalina too

[Kevinfen]

11 hours ago, MaLd0n said:

no catalina too

One of my friend his laptop is "Acer sf314"（i7-1065G7) doesn't have this problem.