From mboxrd@z Thu Jan 1 00:00:00 1970 From: Stefano Babic Date: Fri, 02 Aug 2013 13:35:04 +0200 Subject: [U-Boot] bootstopkey reason behind it In-Reply-To: References: Message-ID: <51FB9968.2080907@denx.de> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de On 02/08/2013 07:58, Paavaanan_T_N at Dell.com wrote: > Hi, > > To stop autoboot we have 2 ifdef (CONFIG_AUTOBOOT_STOP_ [STR2 || > STR1] ). Which is very easy and straightforward to implement. Halting > a boot with single "Keystroke" is having its own advantages to the > user. But, why multiple key support is ignored say like [ctrl + > anykey ] combination. Especially, BIOS vendors prefer at least > simultaneous pressing of 2 or more keys to halt the boot. Any > specific reasons to avoid this. Other than simplicity is there any > specific reason to stick on this. > > I mean why simultaneous two key press support is avoided and > implemented a secondary bootstopkey to halt the boot say like > CONFIG_AUTOBOOT_STOP_STR2. But does not the keyboard send a single key code ? Maybe it is enough you put in CONFIG_AUTOBOOT_STOP_STR1 the keycode of your CTRL+key. Best regards, Stefano Babic -- ===================================================================== DENX Software Engineering GmbH, MD: Wolfgang Denk & Detlev Zundel HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany Phone: +49-8142-66989-53 Fax: +49-8142-66989-80 Email: sbabic at denx.de =====================================================================