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ds22x 2021-10-09 02:41:51 +02:00
parent c81963cc7e
commit 44f92f1869
2 changed files with 43 additions and 43 deletions
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84
libretro.cpp
View File

@ -167,63 +167,63 @@ static bool firmware_is_present(unsigned region)
https://github.com/mamedev/mame/blob/master/src/mame/drivers/psx.cpp */
if (override_bios)
{
if (override_bios == 1)
{
if (override_bios)
{
if (override_bios == 1)
{
bios_name_list[0] = "psxonpsp660.bin";
bios_name_list[1] = "PSXONPSP660.bin";
bios_name_list[2] = NULL;
bios_sha1 = "96880D1CA92A016FF054BE5159BB06FE03CB4E14";
}
}
else if (override_bios == 2)
{
else if (override_bios == 2)
{
bios_name_list[0] = "ps1_rom.bin";
bios_name_list[1] = "PS1_ROM.bin";
bios_name_list[2] = NULL;
bios_sha1 = "C40146361EB8CF670B19FDC9759190257803CAB7";
}
}
size_t i;
for (i = 0; i < list_size; ++i)
{
if (!bios_name_list[i])
break;
size_t i;
for (i = 0; i < list_size; ++i)
{
if (!bios_name_list[i])
break;
int r = snprintf(bios_path, sizeof(bios_path), "%s%c%s", retro_base_directory, retro_slash, bios_name_list[i]);
if (r >= 4096)
{
bios_path[4095] = '\0';
log_cb(RETRO_LOG_ERROR, "Firmware path longer than 4095: %s\n", bios_path);
break;
}
int r = snprintf(bios_path, sizeof(bios_path), "%s%c%s", retro_base_directory, retro_slash, bios_name_list[i]);
if (r >= 4096)
{
bios_path[4095] = '\0';
log_cb(RETRO_LOG_ERROR, "Firmware path longer than 4095: %s\n", bios_path);
break;
}
if (filestream_exists(bios_path))
{
firmware_found = true;
break;
}
}
if (filestream_exists(bios_path))
{
firmware_found = true;
break;
}
}
if (firmware_found)
{
char obtained_sha1[41];
sha1_calculate(bios_path, obtained_sha1);
if (strcmp(obtained_sha1, bios_sha1))
{
log_cb(RETRO_LOG_WARN, "Override firmware found but has invalid SHA1: %s\n", bios_path);
log_cb(RETRO_LOG_WARN, "Expected SHA1: %s\n", bios_sha1);
log_cb(RETRO_LOG_WARN, "Obtained SHA1: %s\n", obtained_sha1);
log_cb(RETRO_LOG_WARN, "Unsupported firmware may cause emulation glitches.\n");
return true;
}
if (firmware_found)
{
char obtained_sha1[41];
sha1_calculate(bios_path, obtained_sha1);
if (strcmp(obtained_sha1, bios_sha1))
{
log_cb(RETRO_LOG_WARN, "Override firmware found but has invalid SHA1: %s\n", bios_path);
log_cb(RETRO_LOG_WARN, "Expected SHA1: %s\n", bios_sha1);
log_cb(RETRO_LOG_WARN, "Obtained SHA1: %s\n", obtained_sha1);
log_cb(RETRO_LOG_WARN, "Unsupported firmware may cause emulation glitches.\n");
return true;
}
log_cb(RETRO_LOG_INFO, "Override firmware found: %s\n", bios_path);
log_cb(RETRO_LOG_INFO, "Override firmware SHA1: %s\n", obtained_sha1);
log_cb(RETRO_LOG_INFO, "Override firmware found: %s\n", bios_path);
log_cb(RETRO_LOG_INFO, "Override firmware SHA1: %s\n", obtained_sha1);
return true;
}
return true;
}
log_cb(RETRO_LOG_WARN, "Override firmware is missing: %s\n", bios_name_list[0]);
log_cb(RETRO_LOG_WARN, "Fallback to region specific firmware.\n");
}

2
libretro_core_options.h
View File

@ -978,7 +978,7 @@ struct retro_core_option_v2_definition option_defs_us[] = {
BEETLE_OPT(override_bios),
"Override BIOS (Restart)",
NULL,
"Override the standard region specific BIOS with a region-free one if found. Depending on the BIOS, may improve performance at the expence of compatibility",
"Override the standard region specific BIOS with a region-free one if found.",
NULL,
"hacks",
{