moby: document more DRM_IOCTL_MODE_CREATE_DUMB

This commit is contained in:
2023-10-24 00:15:13 +00:00
parent d1513b5816
commit 1ced3db806

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@@ -73,8 +73,10 @@ in
boot.kernelParams = [
# without this some GUI apps fail: `DRM_IOCTL_MODE_CREATE_DUMB failed: Cannot allocate memory`
# this is because they can't allocate enough video ram.
# see related nixpkgs issue: <https://github.com/NixOS/nixpkgs/issues/260222>
#
# the default CMA seems to be 32M.
# i was running fine with 256MB from 2022/07-ish through 2022/12-ish, but then the phone quit reliably coming back from sleep: maybe a memory leak?
# i was running fine with 256MB from 2022/07-ish through 2022/12-ish, but then the phone quit reliably coming back from sleep (phosh): maybe a memory leak?
# `cat /proc/meminfo` to see CmaTotal/CmaFree if interested in tuning this.
"cma=512M"
# 2023/10/20: potential fix for the lima (GPU) timeout bugs: