cosmopolitan/tool/build/emubin/mdatest.real.c

46 lines
2.5 KiB
C

/*-*- mode:c;indent-tabs-mode:nil;c-basic-offset:2;tab-width:8;coding:utf-8 -*-│
│vi: set net ft=c ts=2 sts=2 sw=2 fenc=utf-8 :vi│
╞══════════════════════════════════════════════════════════════════════════════╡
│ Copyright 2020 Justine Alexandra Roberts Tunney │
│ │
│ 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; version 2 of the License. │
│ │
│ 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, write to the Free Software │
│ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA │
│ 02110-1301 USA │
╚─────────────────────────────────────────────────────────────────────────────*/
#include "tool/build/emubin/poke.h"
#include "tool/build/emubin/real.h"
#include "tool/build/emubin/realstart.inc"
/*
m=tiny; make -j12 MODE=$m o/$m/tool/build/{tinyemu,emulator}.com \
o/$m/tool/build/emubin/mdatest.bin && o/$m/tool/build/emulator.com \
-rt o/$m/tool/build/emubin/mdatest.bin
*/
static void MdaTest(uint16_t p[25][80]) {
int i, y, x;
for (i = 0; i < 256; ++i) {
y = i / 16;
x = i % 16 * 3;
POKE(p[y][x + 0], i << 8 | "0123456789abcdef"[(i & 0xf0) >> 4]);
POKE(p[y][x + 1], i << 8 | "0123456789abcdef"[(i & 0x0f) >> 0]);
}
}
int main() {
SetVideoMode(7);
SetEs(0xb0000 >> 4);
MdaTest((void *)0);
for (;;) asm("pause");
}