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debian_uboot [2016/10/24 15:57]
paulf [Debian hardfloat with upstream U-Boot] status updates
debian_uboot [2016/10/24 15:59] (current)
paulf [Installation and initial configuration story] fix s/set/setenv/ typo
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 I then used my laptop and an SD card, created a single ext2 partition there and unpacked the preinstalled ubuntu rootfs. Copied the ''uImage'' to root and the created modules to ''/lib/modules''. Erased unneeded boot scripts (including ''network-manager'') from ''/etc/init/''. Created there a file to start ''getty'' on ''ttyS0'', 115200 baud. Placed a suitable ''wpa_supplicant.conf'' somewhere on the card. Removed password from ''/etc/shadow'' to give me root login. I then used my laptop and an SD card, created a single ext2 partition there and unpacked the preinstalled ubuntu rootfs. Copied the ''uImage'' to root and the created modules to ''/lib/modules''. Erased unneeded boot scripts (including ''network-manager'') from ''/etc/init/''. Created there a file to start ''getty'' on ''ttyS0'', 115200 baud. Placed a suitable ''wpa_supplicant.conf'' somewhere on the card. Removed password from ''/etc/shadow'' to give me root login.
  
-I boot the u-boot.bin via putusb, then <code>mmc dev 1; ext2load mmc 1 0x408000 uImage; set bootargs "mem=509M@0M console=tty1 console=ttyS0,115200n8 root=/dev/mmcblk1p1"; bootm</code>+I boot the u-boot.bin via putusb, then <code>mmc dev 1; ext2load mmc 1 0x408000 uImage; setenv bootargs "mem=509M@0M console=tty1 console=ttyS0,115200n8 root=/dev/mmcblk1p1"; bootm</code>
  
 Logged in, set password to 1, start ''wpa_supplicant -Dnl80211 -iwlan0 -c /etc/wpa_supplicant/wpa_supplicant.conf &'', then ''dhclient eth0''. Installed ''openssh-server'' and switched to that (because the serial console sometimes stops to function). Logged in, set password to 1, start ''wpa_supplicant -Dnl80211 -iwlan0 -c /etc/wpa_supplicant/wpa_supplicant.conf &'', then ''dhclient eth0''. Installed ''openssh-server'' and switched to that (because the serial console sometimes stops to function).
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 The resulting system should be bootable with The resulting system should be bootable with
 <code> <code>
-mmc dev 0; ext2load mmc 0 0x408000 uImage; ext2load mmc 0 0x1408000 initramfs; set bootargs "mem=509M@0M console=tty1 console=ttyS0,115200n8 root=/dev/mapper/emmc--lvm-rootfs zcache initrd=0x1408000,0x${filesize}"; bootm 0x408000+mmc dev 0; ext2load mmc 0 0x408000 uImage; ext2load mmc 0 0x1408000 initramfs; setenv bootargs "mem=509M@0M console=tty1 console=ttyS0,115200n8 root=/dev/mapper/emmc--lvm-rootfs zcache initrd=0x1408000,0x${filesize}"; bootm 0x408000
 </code> </code>
  
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 <code> <code>
 #define CONFIG_BOOTCOMMAND     \ #define CONFIG_BOOTCOMMAND     \
-       "mmc dev 0; ext2load mmc 0 0x408000 uImage; ext2load mmc 0 0x1408000 initramfs; set bootargs \"mem=509M@0M console=tty1 console=ttyS0,115200n8 root=/dev/mapper/emmc--lvm-rootfs zcache initrd=0x1408000,0x${filesize}\"; bootm 0x408000"+       "mmc dev 0; ext2load mmc 0 0x408000 uImage; ext2load mmc 0 0x1408000 initramfs; setenv bootargs \"mem=509M@0M console=tty1 console=ttyS0,115200n8 root=/dev/mapper/emmc--lvm-rootfs zcache initrd=0x1408000,0x${filesize}\"; bootm 0x408000"
 </code> </code>
 to ''include/configs/paz00.h'' and recompiling u-boot. to ''include/configs/paz00.h'' and recompiling u-boot.
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