tUpdate readme with image creation example. - pi3-aoe - ATA over Ethernet setup for Raspberry Pi 3
 (HTM) git clone https://git.parazyd.org/pi3-aoe
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 (DIR) README
 (DIR) LICENSE
       ---
 (DIR) commit 6154991b63d92210af8978045ceafcf91e14d827
 (DIR) parent e9efb4cd1b1d717ca22fa77c0378ff36112bf430
 (HTM) Author: parazyd <parazyd@dyne.org>
       Date:   Thu, 28 Jan 2021 14:14:30 +0100
       
       Update readme with image creation example.
       
       Diffstat:
         M README.md                           |      23 +++++++++++++++++++++++
       
       1 file changed, 23 insertions(+), 0 deletions(-)
       ---
 (DIR) diff --git a/README.md b/README.md
       t@@ -7,6 +7,8 @@ A basic setup for ATA over Ethernet on a RPi3.
        Quick, and maybe dangerous
        --------------------------
        
       +Edit `boot/cmdline.txt` to match your AoE shelf.
       +
        ```
        ( echo -e '#!/bin/sh\nset -e\n' ; grep '^;' README.md | sed 's/^; //' ) > install.sh
        sh install.sh
       t@@ -15,6 +17,8 @@ sh install.sh
        Build steps
        -----------
        
       +* Edit `boot/cmdline.txt` to match your AoE shelf.
       +
        * Run `make -j32` to build everything
        
        ```
       t@@ -52,3 +56,21 @@ Build steps
        ```
        
        Now you're ready to dd.
       +
       +
       +Example AoE image setup
       +-----------------------
       +
       +```
       +dd if=/dev/zero bs=1MiB count=0 seek=100000 of=aoe-pi3-arm64.img
       +mkfs.ext4 aoe-pi3-arm64.img
       +mkdir mnt
       +mount -o loop aoe-pi3-arm64.img mnt
       +debootstrap --arch=arm64 --foreign beowulf mnt https://pkgmaster.devuan.org/merged
       +cp -a /usr/bin/qemu-aarch64 mnt/usr/bin
       +[ -d /proc/sys/fs/binfmt_misc ] || modprobe binfmt_misc
       +[ -f /proc/sys/fs/binfmt_misc/register ] || mount binfmt_bisc -t binfmt_misc /proc/sys/fs/binfmt_misc
       +/etc/init.d/qemu-binfmt start || /etc/init.d/binfmt-support start
       +chroot mnt /debootstrap/debootstrap --second-stage
       +rm -f mnt/usr/bin/qemu-aarch64
       +```
       +\ No newline at end of file