diff --git a/src/sys/include/ubixos/tty.h b/src/sys/include/ubixos/tty.h new file mode 100644 index 0000000..25385c1 --- /dev/null +++ b/src/sys/include/ubixos/tty.h @@ -0,0 +1,52 @@ +/***************************************************************************************** + Copyright (c) 2002-2004 The UbixOS Project + All rights reserved. + + Redistribution and use in source and binary forms, with or without modification, are + permitted provided that the following conditions are met: + + Redistributions of source code must retain the above copyright notice, this list of + conditions, the following disclaimer and the list of authors. Redistributions in binary + form must reproduce the above copyright notice, this list of conditions, the following + disclaimer and the list of authors in the documentation and/or other materials provided + with the distribution. Neither the name of the UbixOS 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. + + $Id$ + +*****************************************************************************************/ + +#ifndef _TTY_H +#define _TTY_H + +#include + +#define TTY_MAX_TERMS 5 + +typedef struct tty_termNode { + char *tty_buffer; + uInt16 tty_x; + uInt16 tty_y; + } tty_term; + +int tty_init(); +int tty_chang(uInt16 tty); + +#endif + +/*** + $Log$ + END + ***/ + diff --git a/src/sys/kernel/tty.c b/src/sys/kernel/tty.c new file mode 100644 index 0000000..afcb3e0 --- /dev/null +++ b/src/sys/kernel/tty.c @@ -0,0 +1,69 @@ +/***************************************************************************************** + Copyright (c) 2002-2004 The UbixOS Project + All rights reserved. + + Redistribution and use in source and binary forms, with or without modification, are + permitted provided that the following conditions are met: + + Redistributions of source code must retain the above copyright notice, this list of + conditions, the following disclaimer and the list of authors. Redistributions in binary + form must reproduce the above copyright notice, this list of conditions, the following + disclaimer and the list of authors in the documentation and/or other materials provided + with the distribution. Neither the name of the UbixOS 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. + + $Id$ + +*****************************************************************************************/ + +#include +#include +#include +#include +#include + +static tty_term *terms = 0x0; +static uInt16 tty_current = 0x0; + +int tty_init() { + int i = 0x0; + + /* Allocate memory for terminals */ + + terms = (tty_term *)kmalloc(sizeof(tty_term)*TTY_MAX_TERMS); + if (terms == 0x0) + kpanic("tty_init: Failed to allocate memory\n"); + + for (i = 0;i < TTY_MAX_TERMS;i++) { + terms[i].tty_buffer = (char *)kmalloc(80*60*2); + if (terms[i].tty_buffer == 0x0) + kpanic("tty_init: Failed to allocate buffer memory\n"); + } + kprintf("tty0 - Initialized\n"); + + return(0x0); + } + +int tty_change(uInt16 tty) { + memcpy(terms[tty_current].tty_buffer,0xB8000,(80*60*2)); + memcpy(0xB8000,terms[tty].tty_buffer,(80*60*2)); + tty_current = tty; + return(0x0); + } + +/*** + $Log$ + END + ***/ +