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/*
* Copyright (c) 2025 Ian Marco Moffett and the Osmora Team.
* 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 Hyra 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.
*/
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <string.h>
#include "cpu/cpu.h"
#include "rom.h"
static char *rom_file = NULL;
struct osmx_rom g_firmware;
static void
help(void)
{
printf(
"- OSMX64 emulator -\n"
"[-h] Show this help menu\n"
"[-r] <rom_file>\n"
);
}
static void
cleanup(void)
{
if (rom_file != NULL) {
free(rom_file);
rom_file = NULL;
}
rom_release(&g_firmware);
}
static int
run(struct osmx_core *core)
{
int error;
if (rom_file == NULL) {
return -1;
}
/* Open the firmware ROM */
cpu_dump(core);
error = rom_open(rom_file, &g_firmware);
if (error < 0) {
return error;
}
printf("ROM: ");
for (int i = 0; i < g_firmware.length; ++i) {
printf("%02X ", g_firmware.buf[i]);
}
printf("\n");
}
int
main(int argc, char **argv)
{
struct osmx_core core;
int error;
int c;
atexit(cleanup);
while ((c = getopt(argc, argv, "hr:")) != -1) {
switch (c) {
case 'h':
help();
return 0;
case 'r':
rom_file = strdup(optarg);
break;
}
}
if (rom_file == NULL) {
printf("** please select a ROM file\n");
help();
return -1;
}
if ((error = cpu_reset(&core)) < 0) {
printf("error: failed to power up vcore\n");
return error;
}
return run(&core);
}
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