Fixed possible memory corruption in commands exec and netexec; fixed command netcp...
[ZeXOS.git] / libx / base / xfbswap.c
blob7e68e9941c7a96a5ec70b1ca64dbd02e34b13477
1 /*
2 * ZeX/OS
3 * Copyright (C) 2007 Tomas 'ZeXx86' Jedrzejek (zexx86@zexos.org)
4 * Copyright (C) 2009 Tomas 'ZeXx86' Jedrzejek (zexx86@zexos.org)
6 * This program is free software: you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation, either version 3 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program. If not, see <http://www.gnu.org/licenses/>.
20 #include <libx/base.h>
22 void xfbswap ()
24 asm volatile (
25 "movl $36, %%eax;"
26 "int $0x80;"
27 ::: "%eax");
29 /* if (vgadb != vgafb) {
30 unsigned l = vgafb_res_x*vgafb_res_y;
31 unsigned i = 0;
32 for (i = 0; i < l; i ++) {
33 vgafb[i] = vgadb[i];
34 vgadb[i] = 0;
36 }*/