Merge pull request #19 from m01/misc-improvements

Fetch Arch Linux ARM image over HTTPS and update README re: HDMI

Makefile

@@ -14,7 +14,7 @@ arch.img.xz: arch.img
 	xz $<
 
 ArchLinuxARM-aarch64-latest.tar.gz:
-	curl -LO http://archlinuxarm.org/os/ArchLinuxARM-aarch64-latest.tar.gz
+	curl -LO https://archlinuxarm.org/os/ArchLinuxARM-aarch64-latest.tar.gz
 
 arm-trusted-firmware:
 	git clone https://github.com/ARM-software/arm-trusted-firmware.git

README.md

@@ -64,6 +64,7 @@ When using SSH, login as `alarm` first, then `su root`.
 Known/potential issues
 ------------
 * If you suffer from network performance issues, [try disabling rx and tx pauses using ethtool](https://github.com/ayufan-rock64/linux-build/blob/master/package/root/etc/network/if-up.d/rock64-offload)
+* HDMI appears to work but I do not think it is hardware accelerated
 
 Things to do
 ------------