diff options
Diffstat (limited to 'meta-netboot/README.renesas-gen3')
-rw-r--r-- | meta-netboot/README.renesas-gen3 | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/meta-netboot/README.renesas-gen3 b/meta-netboot/README.renesas-gen3 new file mode 100644 index 000000000..00c938bba --- /dev/null +++ b/meta-netboot/README.renesas-gen3 @@ -0,0 +1,64 @@ +Below are the environment variables that can be set in the u-boot console to boot the porter board in various configurations + +################## Gen3 options ##################### +# these options are common to Renesas Gen3 configurations, take care which board +# you are using (h3ulcb, m3ulcb, salvator...): + +setenv 'bootkfile' 'Image' +setenv 'bootkaddr' '0x48080000' + +# For h3ulcb +setenv 'bootdfile' 'Image-r8a7795-h3ulcb.dtb' +# For m3ulcb +setenv 'bootdfile' 'Image-r8a7796-m3ulcb.dtb' +setenv 'bootdaddr' '0x48000000' + +# For h3ulcb +setenv 'bootifile' 'initramfs-netboot-image-h3ulcb.ext4.gz' +# For m3ulcb +setenv 'bootifile' 'initramfs-netboot-image-m3ulcb.ext4.gz' + +setenv 'bootiaddr' '0x5C3F9520' + +setenv 'bootargs_console' 'console=ttySC0,115200 ignore_loglevel' +setenv 'bootargs_video' 'vmalloc=384M video=HDMI-A-1:1280x960-32@60' +setenv 'bootargs_extra' 'rw rootfstype=ext4 rootwait rootdelay=2' + +################ Boot on MMC (SDcard) ################# + +setenv 'bootargs_root' 'root=/dev/mmcblk1p1' +setenv 'bootmmc' '0:1' +setenv 'load_ker' 'ext4load mmc 0:1 ${bootkaddr} /boot/${bootkfile}' +setenv 'load_dtb' 'ext4load mmc 0:1 ${bootdaddr} /boot/${bootdfile}' +setenv 'bootcmd' 'setenv bootargs ${bootargs_console} ${bootargs_video} ${bootargs_root} ${bootargs_extra}; run bootkload_sd; booti ${bootkaddr} - ${bootdaddr}' + +################ Boot on MMC (SDcard) with initrd ###### + +setenv 'bootargs_root' 'root=/dev/ram0 ramdisk_size=16384' +setenv 'bootmmc' '1:1' +setenv 'bootkload_sd' 'ext4load mmc ${bootmmc} ${bootkaddr} boot/${bootkfile}' +setenv 'bootiload_sd' 'ext4load mmc ${bootmmc} ${bootiaddr} boot/${bootifile}' +setenv 'load_dtb' 'ext4load mmc 0:1 ${bootdaddr} /boot/${bootdfile}' +setenv 'bootcmd' 'setenv bootargs ${bootargs_console} ${bootargs_video} ${bootargs_root} ${bootargs_extra}; run bootkload_sd; run bootiload_sd; setenv initrd_size ${filesize}; booti ${bootkaddr} ${bootiaddr}:${initrd_size} ${bootdaddr}' + +################ Netboot through TFTP+NBD ################## +# replace <IP> addresses by appropriate addresses. Example about h3ulcb +# PLEASE ADJUST TO YOUR BOARD + +setenv 'ipaddr' '<board_IP>' +setenv 'serverip' '<server_IP>' + +setenv 'bootargs_root' 'root=/dev/ram0 ramdisk_size=16384 ip=dhcp' +setenv 'bootdaddr' '0x48000000' +setenv 'bootdfile' 'Image-r8a7795-h3ulcb.dtb' +setenv 'bootdload_net' 'tftp ${bootdaddr} h3ulcb/${bootdfile}' +setenv 'bootkaddr' '0x48080000' +setenv 'bootkfile' 'Image' +setenv 'bootkload_net' 'tftp ${bootkaddr} h3ulcb/${bootkfile}' +setenv 'bootiaddr' '0x5C3F9520' +setenv 'bootifile' 'initramfs-netboot-image-h3ulcb.ext4.gz' +setenv 'bootiload_net' 'tftp ${bootraddr} h3ulcb/${bootrfile}' +setenv 'load_net' 'run bootkload_net; run bootdload_net; run bootiload_net; setenv initrd_size ${filesize}' + +setenv 'bootcmd' 'setenv bootargs ${bootargs_console} ${bootargs_video} ${bootargs_root} ${bootargs_extra} nbd.server=${serverip}; run load_net; booti ${bootkaddr} ${bootiaddr}:${initrd_size} ${bootdaddr}' + |