Raspi2-3_GenImage Commit - r762:9c40b3f139b8 · Collaboration Tremplin des Sciences

Added choice to enable v3d graphics accelerator for Pi4...

vidal -

r762:9c40b3f139b8

parent child

Context file:

r762:9c40b3f139b8

README.md +1 0

             |ENABLE_UBOOT|boolean|false|`true`\|`false`|Replace the default RPi 0/1/2/3 second stage bootloader (bootcode.bin) with [U-Boot bootloader](https://git.denx.de/?p=u-boot.git;a=summary). U-Boot can boot images via the network using the BOOTP/TFTP protocol. RPI4 needs tbd|
             |UBOOTSRC_DIR|string||`FullPathToUBootFolder`|Full path to a directory named `u-boot` of [U-Boot bootloader sources](https://git.denx.de/?p=u-boot.git;a=summary) that will be copied, configured, build and installed inside the chroot|
             |ENABLE_FBTURBO|boolean|false|`true`\|`false`|Install and enable the [hardware accelerated Xorg video driver](https://github.com/ssvb/xf86-video-fbturbo) `fbturbo`. Please note that this driver is currently limited to hardware accelerated window moving and scrolling|
+            |ENABLE_GR_ACCEL|boolean|false|`true`\|`false`|Install and enable [one of the 3D graphics accelerators for Raspi4](https://www.raspberrypi.org/documentation/configuration/config-txt/video.md) `vc4-fkms-v3d`.  Not compatible with `fbturbo` mutually excluded and installed for Raspberry4 only|
             |FBTURBOSRC_DIR|string||`FullPathToFbTurboFolder`|Full path to a directory named `xf86-video-fbturbo` of [hardware accelerated Xorg video driver sources](https://github.com/ssvb/xf86-video-fbturbo) that will be copied, configured, build and installed inside the chroot|
             |ENABLE_VIDEOCORE|boolean|false|`true`\|`false`|Install and enable the [ARM side libraries for interfacing to Raspberry Pi GPU](https://github.com/raspberrypi/userland) `vcgencmd`. Please note that this driver is currently limited to hardware accelerated window moving and scrolling|
             |VIDEOCORESRC_DIR|string||`FullPathToVideoSrcFolder`|Full path to a directory named `userland` of [ARM side libraries for interfacing to Raspberry Pi GPU](https://github.com/raspberrypi/userland) that will be copied, configured, build and installed inside the chroot|

bootstrap.d/15-rpi-config.sh +18 0

             # Setup minimal GPU memory allocation size: 16MB (no X)
             if [ "$ENABLE_MINGPU" = true ] ; then
+              if [ "$ENABLE_GR_ACCEL" = false ]  ; then
                 echo "gpu_mem=16" >> "${BOOT_DIR}/config.txt"
+              else
+                ### Cannot reduce memory if graphics acceleration is requested
+                echo "gpu_mem=128" >> "${BOOT_DIR}/config.txt"
+              fi
             fi
             # Setup boot with initramfs
               echo "avoid_warnings=${DISABLE_UNDERVOLT_WARNINGS}" >> "${BOOT_DIR}/config.txt"
             fi
+            #Enable graphics acceleration for Model 4
+            if [ "$RPI_MODEL" = 4 ] && [ "$ENABLE_GR_ACCEL" = true ] ; then
+              echo "max_framebuffers=2" >> "${BOOT_DIR}/config.txt"
+              echo "arm_64bit=1" >> "${BOOT_DIR}/config.txt"
+              echo "cmdline=cmdline.txt" >> "${BOOT_DIR}/config.txt"
+              echo "dtparam=audio=on" >> "${BOOT_DIR}/config.txt"
+              if [ "$ENABLE_MINGPU" = false ] ; then
+                echo "gpu_mem=128" >> "${BOOT_DIR}/config.txt"
+              fi
+              echo "dtoverlay=vc4-fkms-v3d, cma-128" >> "${BOOT_DIR}/config.txt"
+            fi
             # Install kernel modules blacklist
             mkdir -p "${ETC_DIR}/modprobe.d/"
             install_readonly files/modules/raspi-blacklist.conf "${ETC_DIR}/modprobe.d/raspi-blacklist.conf"

bootstrap.d/42-fbturbo.sh +1 -1

             # Load utility functions
             . ./functions.sh
-            if [ "$ENABLE_FBTURBO" = true ] ; then
+            if [ "$ENABLE_FBTURBO" = true ] && [ "$ENABLE_GR_ACCEL" = false ] ; then
               # Install c/c++ build environment inside the chroot
               chroot_install_cc

rpi23-gen-image.sh +1 0

             ENABLE_UBOOT=${ENABLE_UBOOT:=false}
             UBOOTSRC_DIR=${UBOOTSRC_DIR:=""}
             ENABLE_FBTURBO=${ENABLE_FBTURBO:=false}
+            ENABLE_GR_ACCEL=${ENABLE_GR_ACCEL:=true}
             FBTURBOSRC_DIR=${FBTURBOSRC_DIR:=""}
             ENABLE_VIDEOCORE=${ENABLE_VIDEOCORE:=false}
             VIDEOCORESRC_DIR=${VIDEOCORESRC_DIR:=""}

General Comments 0

Écrire
Preview

Vous devez vous connecter pour laisser un commentaire. Se connecter maintenant

No TODOs yet

	Site-wide shortcuts
/	Use quick search box
g h	Goto home page
g g	Goto my private gists page
g G	Goto my public gists page
g 0-9	Goto bookmarked items from 0-9
n r	New repository page
n g	New gist page

	Dépôts
g s	Goto summary page
g c	Goto changelog page
g f	Goto files page
g F	Goto files page with file search activated
g p	Goto pull requests page
g o	Goto repository settings
g O	Goto repository access permissions settings
t s	Toggle sidebar on some pages