From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S964994AbbKCUXY (ORCPT ); Tue, 3 Nov 2015 15:23:24 -0500 Received: from mga03.intel.com ([134.134.136.65]:38789 "EHLO mga03.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S964824AbbKCUXM (ORCPT ); Tue, 3 Nov 2015 15:23:12 -0500 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.20,239,1444719600"; d="scan'208";a="677670214" From: Octavian Purdila To: linux-arch@vger.kernel.org Cc: linux-kernel@vger.kernel.org, thehajime@gmail.com, Octavian Purdila Subject: [RFC PATCH 11/28] lkl: basic kernel console support Date: Tue, 3 Nov 2015 22:20:42 +0200 Message-Id: <1446582059-17355-12-git-send-email-octavian.purdila@intel.com> X-Mailer: git-send-email 2.1.0 In-Reply-To: <1446582059-17355-1-git-send-email-octavian.purdila@intel.com> References: <1446582059-17355-1-git-send-email-octavian.purdila@intel.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Write operations are deferred to the host print operation. Signed-off-by: Octavian Purdila --- arch/lkl/kernel/console.c | 41 +++++++++++++++++++++++++++++++++++++++++ 1 file changed, 41 insertions(+) create mode 100644 arch/lkl/kernel/console.c diff --git a/arch/lkl/kernel/console.c b/arch/lkl/kernel/console.c new file mode 100644 index 0000000..bd3a686 --- /dev/null +++ b/arch/lkl/kernel/console.c @@ -0,0 +1,41 @@ +#include +#include +#include +#include + +static void console_write(struct console *con, const char *str, unsigned len) +{ + if (lkl_ops->print) + lkl_ops->print(str, len); +} + +#ifdef CONFIG_LKL_EARLY_CONSOLE +static struct console lkl_boot_console = { + .name = "lkl_boot_console", + .write = console_write, + .flags = CON_PRINTBUFFER | CON_BOOT, + .index = -1, +}; + +int __init lkl_boot_console_init(void) +{ + register_console(&lkl_boot_console); + return 0; +} +early_initcall(lkl_boot_console_init); +#endif + +static struct console lkl_console = { + .name = "lkl_console", + .write = console_write, + .flags = CON_PRINTBUFFER, + .index = -1, +}; + +int __init lkl_console_init(void) +{ + register_console(&lkl_console); + return 0; +} +core_initcall(lkl_console_init); + -- 2.1.0