From a89b10cd143f0afa4b215a8e5d537a9979c8e4d2 Mon Sep 17 00:00:00 2001 From: Andrei Gherzan Date: Fri, 13 Sep 2019 12:35:30 +0100 Subject: extra-build-config.md: Document DISABLE_VC4GRAPHICS Signed-off-by: Andrei Gherzan --- docs/extra-build-config.md | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/docs/extra-build-config.md b/docs/extra-build-config.md index 426423a..1f7ef68 100644 --- a/docs/extra-build-config.md +++ b/docs/extra-build-config.md @@ -31,6 +31,10 @@ Accommodate the values above to your own needs (ex: ext3 / ext4). See: +## VC4 + +By default, each machine uses `vc4` for graphics. This will in turn sets mesa as provider for `gl` libraries. `DISABLE_VC4GRAPHICS` can be set to `1` to disable this behaviour falling back to using `userland`. Be aware that `userland` has not support for 64-bit arch. If you disable `vc4` on a 64-bit Raspberry Pi machine, expect build breakage. + ## Add purchased license codecs To add you own licenses use variables `KEY_DECODE_MPG2` and `KEY_DECODE_WVC1` in -- cgit v1.2.3-54-g00ecf