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[/] [openrisc/] [tags/] [or1ksim/] [or1ksim-0.5.0rc2/] [testsuite/] [test-code-or1k/] [fbtest/] [fbtest.c] - Rev 757
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/* fbtest.c. Test of Or1ksim frame buffer Copyright (C) 1999-2006 OpenCores Copyright (C) 2010 Embecosm Limited Contributors various OpenCores participants Contributor Jeremy Bennett <jeremy.bennett@embecosm.com> This file is part of OpenRISC 1000 Architectural Simulator. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 3 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program. If not, see <http: www.gnu.org/licenses/>. */ /* ---------------------------------------------------------------------------- This code is commented throughout for use with Doxygen. --------------------------------------------------------------------------*/ /* Simple frame buffer test. Draws some horizontal with different colors. */ #include "support.h" #define BUFADDR 0x00100000 #define BASEADDR 0x97000000 #define BUF_PTR ((unsigned char *)BUFADDR) #define PAL_PTR ((unsigned long *)(BASEADDR + 0x400)) #define SIZEX 640 #define SIZEY 480 #define putxy(x,y) *(BUF_PTR + (x) + (y) * SIZEX) #define setpal(i,r,g,b) *(PAL_PTR + (i)) = (((unsigned long)(r) & 0xff) << 16) | (((unsigned long)(g) & 0xff) << 8) | (((unsigned long)(b) & 0xff) << 0) void hline (int y, int x1, int x2, unsigned char c) { int x; for (x = x1; x < x2; x++) putxy(x, y) = c; } int main(void) { unsigned i; /* Set address of buffer at predefined location */ *((unsigned long *)(BASEADDR) + 0x1) = BUFADDR; for (i = 0; i < 256; i++) setpal (i, 256 - i, i, 128 ^ i); /* Turn display on */ *((unsigned long *)(BASEADDR) + 0x0) = 0xffffffff; for (i = 0; i < 16; i++) { hline (i, 0, i, i); hline (256 - i, 256 - i, 256 + i, i); } report (0xdeaddead); return 0; }
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