Add earlycon for early verbose boot messages. (#1871)

* Add earlycon for early verbose boot messages.
* Update boot-cubox.cmd
* Update boot-rockchip.cmd
* Update boot-rockpis.cmd
* Update boot-sunxi.cmd
* Update boot-udoo.cmd

Co-authored-by: Igor Pečovnik <igorpecovnik@users.noreply.github.com>

config/bootscripts/boot-cubox.cmd

@@ -9,6 +9,7 @@ setenv verbosity "1"
 setenv console "display"
 setenv rootfstype "ext4"
 setenv disp_mode "1920x1080m60"
+setenv earlycon "off"
 
 # next kernels have different u-boot without autodetection
 if ext2load mmc 0 0x00000000 /boot/.next || ext2load mmc 0 0x00000000 .next; then
@@ -27,6 +28,7 @@ fi
 
 if test "${console}" = "display" || test "${console}" = "both"; then setenv consoleargs "console=tty1"; fi
 if test "${console}" = "serial" || test "${console}" = "both"; then setenv consoleargs "${consoleargs} console=ttymxc0,115200"; fi
+if test "${earlycon}" = "on"; then setenv consoleargs "earlycon ${consoleargs}"; fi
 
 setenv bootargs "root=${rootdev} rootfstype=${rootfstype} rootwait ${consoleargs} consoleblank=0 video=mxcfb0:dev=hdmi,${disp_mode},if=RGB24,bpp=32 coherent_pool=2M cma=256M@2G rd.dm=0 rd.luks=0 rd.lvm=0 raid=noautodetect pci=nomsi vt.global_cursor_default=0 loglevel=${verbosity} usb-storage.quirks=${usbstoragequirks} ${extraargs}"
 ext2load mmc 0 ${fdt_addr} /boot/dtb/${fdt_file} || fatload mmc 0 ${fdt_addr} /dtb/${fdt_file} || ext2load mmc 0 ${fdt_addr} /dtb/${fdt_file}

config/bootscripts/boot-rockchip.cmd

@@ -12,6 +12,7 @@ setenv verbosity "1"
 setenv console "both"
 setenv rootfstype "ext4"
 setenv docker_optimizations "on"
+setenv earlycon "off"
 
 echo "Boot script loaded from ${devtype} ${devnum}"
 
@@ -26,6 +27,7 @@ if test "${logo}" = "disabled"; then setenv logo "logo.nologo"; fi
 if test "${console}" = "ttyS2,115200n8"; then setenv console "both"; fi
 if test "${console}" = "display" || test "${console}" = "both"; then setenv consoleargs "console=tty1"; fi
 if test "${console}" = "serial" || test "${console}" = "both"; then setenv consoleargs "console=ttyS2,115200n8 ${consoleargs}"; fi
+if test "${earlycon}" = "on"; then setenv consoleargs "earlycon ${consoleargs}"; fi
 
 # get PARTUUID of first partition on SD/eMMC the boot script was loaded from
 if test "${devtype}" = "mmc"; then part uuid mmc ${devnum}:1 partuuid; fi

config/bootscripts/boot-rockchip64.cmd

@@ -11,6 +11,7 @@ setenv verbosity "1"
 setenv console "both"
 setenv rootfstype "ext4"
 setenv docker_optimizations "on"
+setenv earlycon "off"
 
 echo "Boot script loaded from ${devtype} ${devnum}"
 
@@ -23,6 +24,7 @@ if test "${logo}" = "disabled"; then setenv logo "logo.nologo"; fi
 
 if test "${console}" = "display" || test "${console}" = "both"; then setenv consoleargs "console=tty1"; fi
 if test "${console}" = "serial" || test "${console}" = "both"; then setenv consoleargs "console=ttyS2,1500000 ${consoleargs}"; fi
+if test "${earlycon}" = "on"; then setenv consoleargs "earlycon ${consoleargs}"; fi
 
 # get PARTUUID of first partition on SD/eMMC the boot script was loaded from
 if test "${devtype}" = "mmc"; then part uuid mmc ${devnum}:1 partuuid; fi

config/bootscripts/boot-rockpis.cmd

@@ -11,6 +11,7 @@ setenv verbosity "1"
 setenv console "both"
 setenv rootfstype "ext4"
 setenv docker_optimizations "on"
+setenv earlycon "off"
 
 echo "Boot script loaded from ${devtype} ${devnum}"
 
@@ -23,6 +24,7 @@ if test "${logo}" = "disabled"; then setenv logo "logo.nologo"; fi
 
 if test "${console}" = "display" || test "${console}" = "both"; then setenv consoleargs "console=tty1"; fi
 if test "${console}" = "serial" || test "${console}" = "both"; then setenv consoleargs "console=ttyS0,1500000 ${consoleargs}"; fi
+if test "${earlycon}" = "on"; then setenv consoleargs "earlycon ${consoleargs}"; fi
 
 # get PARTUUID of first partition on SD/eMMC the boot script was loaded from
 if test "${devtype}" = "mmc"; then part uuid mmc ${devnum}:1 partuuid; fi

config/bootscripts/boot-sunxi.cmd

@@ -14,6 +14,7 @@ setenv rootfstype "ext4"
 setenv docker_optimizations "on"
 setenv devnum "0"
 setenv rootdev "/dev/mmcblk${devnum}p1"
+setenv earlycon "off"
 
 # Print boot source
 itest.b *0x28 == 0x00 && echo "U-boot loaded from SD"
@@ -39,6 +40,7 @@ if test "${logo}" = "disabled"; then setenv logo "logo.nologo"; fi
 
 if test "${console}" = "display" || test "${console}" = "both"; then setenv consoleargs "console=ttyS0,115200 console=tty1"; fi
 if test "${console}" = "serial"; then setenv consoleargs "console=ttyS0,115200"; fi
+if test "${earlycon}" = "on"; then setenv consoleargs "earlycon ${consoleargs}"; fi
 
 setenv bootargs "root=${rootdev} rootwait rootfstype=${rootfstype} ${consoleargs} hdmi.audio=EDID:0 disp.screen0_output_mode=${disp_mode} consoleblank=0 loglevel=${verbosity} ubootpart=${partuuid} ubootsource=${devtype} usb-storage.quirks=${usbstoragequirks} ${extraargs} ${extraboardargs}"
 

config/bootscripts/boot-udoo.cmd

@@ -12,6 +12,7 @@ setenv verbosity "1"
 setenv console "both"
 setenv disp_mode "1920x1080M60"
 setenv rootfstype "ext4"
+setenv earlycon "off"
 
 # Print boot source
 echo "Booting from SD"
@@ -22,7 +23,7 @@ fi
 
 if test "${console}" = "display" || test "${console}" = "both"; then setenv consoleargs "console=ttymxc1,115200 console=tty1"; fi
 if test "${console}" = "serial"; then setenv consoleargs "console=ttymxc1,115200"; fi
-
+if test "${earlycon}" = "on"; then setenv consoleargs "earlycon ${consoleargs}"; fi
 
 setenv bootargs "root=${rootdev} rootfstype=${rootfstype} rootwait ${consoleargs} video=mxcfb0:dev=hdmi,${disp_mode},if=RGB24,bpp=32 rd.dm=0 rd.luks=0 rd.lvm=0 raid=noautodetect pci=nomsi ahci_imx.hotplug=1 vt.global_cursor_default=0 loglevel=${verbosity} usb-storage.quirks=${usbstoragequirks} ${extraargs}"
 run findfdt