From 51727d06791a071f1b5d69f6a91345da9776b081 Mon Sep 17 00:00:00 2001 From: Ian Moffett Date: Mon, 15 Sep 2025 01:50:08 -0400 Subject: kern: io: Implement initial console logic Signed-off-by: Ian Moffett --- src/sys/include/io/cons/cons.h | 54 ++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 54 insertions(+) create mode 100644 src/sys/include/io/cons/cons.h (limited to 'src/sys/include/io/cons') diff --git a/src/sys/include/io/cons/cons.h b/src/sys/include/io/cons/cons.h new file mode 100644 index 0000000..3f95cc0 --- /dev/null +++ b/src/sys/include/io/cons/cons.h @@ -0,0 +1,54 @@ +/* + * Copyright (c) 2025 Ian Marco Moffett and L5 engineers + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of the project nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef _CONS_CONS_H_ +#define _CONS_CONS_H_ 1 + +#include +#include + +struct cons_scr { + struct bootvar_fb fbvars; + uint32_t scr_bg; + uint32_t scr_fg; +}; + +/* + * Represents the root screen used during + * early boot of the system. + */ +extern struct cons_scr g_root_scr; + +/* + * Initialize the console to a basic working + * state. + */ +int cons_init(void); + +#endif /* !_CONS_CONS_H_ */ -- cgit v1.2.3