From dc7829405f8b4e5cebaee86bf330eafd4717686d Mon Sep 17 00:00:00 2001 From: Jaroslav Kysela Date: Fri, 27 Mar 2015 14:56:26 +0100 Subject: [PATCH] add more info to README.md --- README.md | 23 +++++++++++++++++++++++ 1 file changed, 23 insertions(+) diff --git a/README.md b/README.md index e2dad1ac..f026d6d3 100644 --- a/README.md +++ b/README.md @@ -5,3 +5,26 @@ Requirements: - git, python - STLinux 2.4 (all-sh4-glibc) - http://www.stlinux.com - installed to /opt/STM/STLinux-2.4/ - fakeroot package/tools + +Compilation: + + - just type 'make' + - kernel with rootfs is in kernel/arch/sh/boot/uImage.gz + +Booting uImage.gz on Inverto IDL-400s/Grundig GSS.BOX/Inverto IDL-400S from USB: + + - connect TTL USB serial adapter to J3 connector (4 pins at the power supply) + - pin 1 = 3.6V (do not use), pin 2 = GND, pin 3 = RXD (STM CPU), pin 4 = TXD (STM CPU) + - parameters: 115200,8N1 + - press 'Enter' when you turn on the box (you have only one second) to get 'idl4k> ' prompt + - modify bootargs (optional - for original firmware) + + set bootargs=console=ttyAS0,115200 + + - set debugfw environment variable + + set debugfw "debugfw=usb start;usb start;fatload usb 0 0x84000000 uimage.gz;set bootargs console=ttyAS0,115200 bigphysarea=20000 initrd=/sbin/init;bootm 0x84000000" + + - you may type 'save' to store this settings permanently + - to execute the debugfw type 'run debugfw' + - note that the USB stick should be in the first (upper) USB connector