From 47183035fa8673b44022d3a76b9b5ce1528a26f0 2018-12-09 15:56:14
From: drtyhlpr <mail@jwagner.eu>
Date: 2018-12-09 15:56:14
Subject: [PATCH] Added: ENABLE_SPLASH,LOGO, and SILENT_BOOT

---

diff --git a/README.md b/README.md
index d7c90ef..01021c5 100644
--- a/README.md
+++ b/README.md
@@ -273,6 +273,15 @@ Create an initramfs that that will be loaded during the Linux startup process. `
 ##### `ENABLE_IFNAMES`=true
 Enable automatic assignment of predictable, stable network interface names for all local Ethernet, WLAN interfaces. This might create complex and long interface names.
 
+##### `ENABLE_SPLASH`=true
+Enable default Raspberry Pi boot up rainbow splash screen.
+
+##### `ENABLE_LOGO`=true
+Enable default Raspberry Pi console logo (image of four raspberries in the top left corner).
+
+##### `ENABLE_SILENT_BOOT`=false
+Set the verbosity of console messages shown during boot up to a strict minimum.
+
 ##### `DISABLE_UNDERVOLT_WARNINGS`=
 Disable RPi2/3 under-voltage warnings and overlays. Setting the parameter to `1` will disable the warning overlay. Setting it to `2` will additionally allow RPi2/3 turbo mode when low-voltage is present.
 
diff --git a/bootstrap.d/15-rpi-config.sh b/bootstrap.d/15-rpi-config.sh
index d7d0239..4510e83 100644
--- a/bootstrap.d/15-rpi-config.sh
+++ b/bootstrap.d/15-rpi-config.sh
@@ -74,9 +74,24 @@ else
   CMDLINE="${CMDLINE} net.ifnames=1"
 fi
 
+# Disable Raspberry Pi console logo
+if [ "$ENABLE_LOGO" = false ] ; then
+  CMDLINE="${CMDLINE} logo.nologo"
+fi
+
+# Strictly limit verbosity of boot up console messages
+if [ "$ENABLE_SILENT_BOOT" = true ] ; then
+  CMDLINE="${CMDLINE} quiet loglevel=0 rd.systemd.show_status=auto rd.udev.log_priority=0"
+fi
+
 # Install firmware config
 install_readonly files/boot/config.txt "${BOOT_DIR}/config.txt"
 
+# Disable Raspberry Pi console logo
+if [ "$ENABLE_SLASH" = false ] ; then
+  echo "disable_splash=1" >> "${BOOT_DIR}/config.txt"
+fi
+
 # Locks CPU frequency at maximum
 if [ "$ENABLE_TURBO" = true ] ; then
   echo "force_turbo=1" >> "${BOOT_DIR}/config.txt"
diff --git a/rpi23-gen-image.sh b/rpi23-gen-image.sh
index 0081612..f328772 100755
--- a/rpi23-gen-image.sh
+++ b/rpi23-gen-image.sh
@@ -170,6 +170,9 @@ ENABLE_IPTABLES=${ENABLE_IPTABLES:=false}
 ENABLE_SPLITFS=${ENABLE_SPLITFS:=false}
 ENABLE_INITRAMFS=${ENABLE_INITRAMFS:=false}
 ENABLE_IFNAMES=${ENABLE_IFNAMES:=true}
+ENABLE_SPLASH=${ENABLE_SPLASH:=true}
+ENABLE_LOGO=${ENABLE_LOGO:=true}
+ENABLE_SILENT_BOOT=${ENABLE_SILENT_BOOT=false}
 DISABLE_UNDERVOLT_WARNINGS=${DISABLE_UNDERVOLT_WARNINGS:=}
 
 # Kernel compilation settings