meta-netboot/README.renesas-porter


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20

@media only all and (prefers-color-scheme: dark) {
.highlight .hll { background-color: #49483e }
.highlight .c { color: #75715e } /* Comment */
.highlight .err { color: #960050; background-color: #1e0010 } /* Error */
.highlight .k { color: #66d9ef } /* Keyword */
.highlight .l { color: #ae81ff } /* Literal */
.highlight .n { color: #f8f8f2 } /* Name */
.highlight .o { color: #f92672 } /* Operator */
.highlight .p { color: #f8f8f2 } /* Punctuation */
.highlight .ch { color: #75715e } /* Comment.Hashbang */
.highlight .cm { color: #75715e } /* Comment.Multiline */
.highlight .cp { color: #75715e } /* Comment.Preproc */
.highlight .cpf { color: #75715e } /* CommenBelow are the environment variables that can be set in the u-boot console to boot the porter board in various configurations

################## Common options #####################
# these options are common to all configurations:

setenv 'bootkfile' 'uImage+dtb'
setenv 'bootkaddr' '0x40007fc0'

setenv 'bootifile' 'initramfs-netboot-image-porter.ext4.gz.u-boot'
setenv 'bootiaddr' '0x50000000'

setenv 'bootargs_console' 'console=ttySC6,38400 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/mmcblk0p1'
setenv 'bootmmc' '1:1'
setenv 'bootkload_sd' 'ext4load mmc ${bootmmc} ${bootkaddr} boot/${bootkfile}'
setenv 'bootcmd' 'setenv bootargs ${bootargs_console} ${bootargs_video} ${bootargs_root} ${bootargs_extra}; run bootkload_sd; bootm ${bootkaddr}'

################ 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 'bootcmd' 'setenv bootargs ${bootargs_console} ${bootargs_video} ${bootargs_root} ${bootargs_extra}; run bootkload_sd; run bootiload_sd; bootm ${bootkaddr} ${bootiaddr}'

################ Netboot through TFTP+NBD ##################
# replace <IP> addresses by appropriate addresses

setenv 'ipaddr' '<board_IP>'
setenv 'serverip' '<server_IP>'

setenv 'bootargs_root' 'root=/dev/ram0 ramdisk_size=16384 ip=dhcp'
setenv 'bootkload_net' 'tftp ${bootkaddr} porter/${bootkfile}'
setenv 'bootiload_net' 'tftp ${bootiaddr} porter/${bootifile}'
setenv 'bootcmd' 'setenv bootargs ${bootargs_console} ${bootargs_video} ${bootargs_root} ${bootargs_extra} nbd.server=${serverip}; run bootkload_net; run bootiload_net; bootm ${bootkaddr} ${bootiaddr}'