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authorretro-wertz2019-03-09 21:34:18 +0800
committerretro-wertz2019-03-09 21:34:18 +0800
commit9e7bdf29babf986aa95ca386027ca2cbd96a2454 (patch)
treee63042e4f6c4c8cfa3dc96576bdf69dc292e11b7 /frontend
parent4f8453cb9d67aa7aac5fc1395faa21f07cb2fdc9 (diff)
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Add BIOS core option, selects between using HLE or real bios file
Diffstat (limited to 'frontend')
-rw-r--r--frontend/libretro.c94
1 files changed, 59 insertions, 35 deletions
diff --git a/frontend/libretro.c b/frontend/libretro.c
index bc56ff8..6017117 100644
--- a/frontend/libretro.c
+++ b/frontend/libretro.c
@@ -466,6 +466,7 @@ void retro_set_environment(retro_environment_t cb)
{
static const struct retro_variable vars[] = {
{ "pcsx_rearmed_frameskip", "Frameskip; 0|1|2|3" },
+ { "pcsx_rearmed_bios", "Use BIOS; auto|HLE" },
{ "pcsx_rearmed_region", "Region; auto|NTSC|PAL" },
{ "pcsx_rearmed_memcard2", "Enable second memory card; disabled|enabled" },
{ "pcsx_rearmed_pad1type", "Pad 1 Type; default|none|standard|analog|dualshock|negcon" },
@@ -1894,18 +1895,67 @@ static int init_memcards(void)
return ret;
}
-void retro_init(void)
+static void loadPSXBios(void)
{
- struct retro_rumble_interface rumble;
+ const char *dir;
+ char path[256];
+ unsigned useHLE = 0;
+
const char *bios[] = {
"SCPH101", "SCPH7001", "SCPH5501", "SCPH1001",
"scph101", "scph7001", "scph5501", "scph1001"
};
- const char *dir;
- char path[256];
- int i, ret;
-
- found_bios = false;
+
+ struct retro_variable var = {
+ .key = "pcsx_rearmed_bios",
+ .value = NULL
+ };
+
+ found_bios = 0;
+
+ if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value) {
+ if (!strcmp(var.value, "HLE"))
+ useHLE = 1;
+ }
+
+ if (!useHLE)
+ {
+ if (environ_cb(RETRO_ENVIRONMENT_GET_SYSTEM_DIRECTORY, &dir) && dir)
+ {
+ unsigned i;
+ snprintf(Config.BiosDir, sizeof(Config.BiosDir), "%s", dir);
+
+ for (i = 0; i < sizeof(bios) / sizeof(bios[0]); i++) {
+ snprintf(path, sizeof(path), "%s%c%s.bin", dir, SLASH, bios[i]);
+ found_bios = try_use_bios(path);
+ if (found_bios)
+ break;
+ }
+
+ if (!found_bios)
+ found_bios = find_any_bios(dir, path, sizeof(path));
+ }
+ if (found_bios) {
+ SysPrintf("found BIOS file: %s\n", Config.Bios);
+ }
+ }
+
+ if (useHLE || !found_bios)
+ {
+ SysPrintf("no BIOS files found.\n");
+ struct retro_message msg =
+ {
+ "No PlayStation BIOS file found - add for better compatibility",
+ 180
+ };
+ environ_cb(RETRO_ENVIRONMENT_SET_MESSAGE, (void*)&msg);
+ }
+}
+
+void retro_init(void)
+{
+ struct retro_rumble_interface rumble;
+ int ret;
#ifdef __MACH__
// magic sauce to make the dynarec work on iOS
@@ -1944,35 +1994,9 @@ void retro_init(void)
vout_buf = malloc(VOUT_MAX_WIDTH * VOUT_MAX_HEIGHT * 2);
#endif
- vout_buf_ptr = vout_buf;
-
- if (environ_cb(RETRO_ENVIRONMENT_GET_SYSTEM_DIRECTORY, &dir) && dir)
- {
- snprintf(Config.BiosDir, sizeof(Config.BiosDir), "%s", dir);
-
- for (i = 0; i < sizeof(bios) / sizeof(bios[0]); i++) {
- snprintf(path, sizeof(path), "%s%c%s.bin", dir, SLASH, bios[i]);
- found_bios = try_use_bios(path);
- if (found_bios)
- break;
- }
+ vout_buf_ptr = vout_buf;
- if (!found_bios)
- found_bios = find_any_bios(dir, path, sizeof(path));
- }
- if (found_bios) {
- SysPrintf("found BIOS file: %s\n", Config.Bios);
- }
- else
- {
- SysPrintf("no BIOS files found.\n");
- struct retro_message msg =
- {
- "No PlayStation BIOS file found - add for better compatibility",
- 180
- };
- environ_cb(RETRO_ENVIRONMENT_SET_MESSAGE, (void*)&msg);
- }
+ loadPSXBios();
environ_cb(RETRO_ENVIRONMENT_GET_CAN_DUPE, &vout_can_dupe);
environ_cb(RETRO_ENVIRONMENT_SET_DISK_CONTROL_INTERFACE, &disk_control);