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libretro: Cleanup

This commit is contained in:
retro-wertz 2019-01-13 13:15:54 +08:00 committed by Rafael Kitover
parent ad432a6f70
commit 470d86f5c8
1 changed files with 59 additions and 124 deletions
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183
src/libretro/libretro.cpp
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@ -126,38 +126,6 @@ static bool gb_hasrtc(void)
return false;
}
static void* gba_savedata_ptr(void)
{
if ((saveType == 1) | (saveType == 4))
return eepromData;
if ((saveType == 2) | (saveType == 3))
return flashSaveMemory;
return 0;
}
static size_t gba_savedata_size(void)
{
if ((saveType == 1) | (saveType == 4))
return eepromSize;
if ((saveType == 2) | (saveType == 3))
return flashSize;
return 0;
}
static void* gb_savedata_ptr(void)
{
if (gb_hasbattery())
return gbRam;
return 0;
}
static size_t gb_savedata_size(void)
{
if (gb_hasbattery())
return gbRamSize;
return 0;
}
static void* gb_rtcdata_prt(void)
{
if (gb_hasrtc()) {
@ -170,7 +138,7 @@ static void* gb_rtcdata_prt(void)
return &gbDataTAMA5.mapperSeconds;
}
}
return 0;
return NULL;
}
static size_t gb_rtcdata_size(void)
@ -190,80 +158,9 @@ static size_t gb_rtcdata_size(void)
return 0;
}
static void* savedata_ptr(void)
{
if (type == IMAGE_GBA)
return gba_savedata_ptr();
if (type == IMAGE_GB)
return gb_savedata_ptr();
return 0;
}
static size_t savedata_size(void)
{
if (type == IMAGE_GBA)
return gba_savedata_size();
if (type == IMAGE_GB)
return gb_savedata_size();
return 0;
}
static void* rtcdata_ptr(void)
{
if (type == IMAGE_GB)
return gb_rtcdata_prt();
return 0;
}
static size_t rtcdata_size(void)
{
if (type == IMAGE_GB)
return gb_rtcdata_size();
return 0;
}
static void* wram_ptr(void)
{
if (type == IMAGE_GBA)
return workRAM;
if (type == IMAGE_GB)
return gbMemoryMap[0x0c];
return 0;
}
static size_t wram_size(void)
{
if (type == IMAGE_GBA)
return 0x40000;
if (type == IMAGE_GB)
// only use 1st bank of wram, libretro doesnt seem to handle
// the switching bank properly in GBC mode. This is to avoid possible incorrect reads.
// For cheevos purposes, this bank is accessed using retro_memory_descriptor instead.
return gbCgbMode ? 0x1000 : 0x2000;
return 0;
}
static void* vram_ptr(void)
{
if (type == IMAGE_GBA)
return vram;
if (type == IMAGE_GB)
return gbMemoryMap[0x08] ;
return 0;
}
static size_t vram_size(void)
{
if (type == IMAGE_GBA)
return 0x20000;
if (type == IMAGE_GB)
return 0x2000;;
return 0;
}
static void gbUpdateRTC(void)
{
if (gb_hasbattery()) {
if (gb_hasrtc()) {
struct tm* lt;
time_t rawtime;
time(&rawtime);
@ -315,27 +212,65 @@ static void gbUpdateRTC(void)
void* retro_get_memory_data(unsigned id)
{
if (id == RETRO_MEMORY_SAVE_RAM)
return savedata_ptr();
//if (id == RETRO_MEMORY_RTC)
//return rtcdata_ptr();
if (id == RETRO_MEMORY_SYSTEM_RAM)
return wram_ptr();
if (id == RETRO_MEMORY_VIDEO_RAM)
return vram_ptr();
return 0;
if (type == IMAGE_GBA) {
switch (id) {
case RETRO_MEMORY_SAVE_RAM:
if ((saveType == 1) | (saveType == 4))
return eepromData;
if ((saveType == 2) | (saveType == 3))
return flashSaveMemory;
return NULL;
case RETRO_MEMORY_SYSTEM_RAM:
return workRAM;
case RETRO_MEMORY_VIDEO_RAM:
return vram;
}
}
else if (type == IMAGE_GB) {
switch (id) {
case RETRO_MEMORY_SAVE_RAM:
if (gb_hasbattery())
return gbRam;
return NULL;
case RETRO_MEMORY_SYSTEM_RAM:
return gbMemoryMap[0x0c];
case RETRO_MEMORY_VIDEO_RAM:
return gbMemoryMap[0x08] ;
}
}
return NULL;
}
size_t retro_get_memory_size(unsigned id)
{
if (id == RETRO_MEMORY_SAVE_RAM)
return savedata_size();
//if (id == RETRO_MEMORY_RTC)
//return rtcdata_size();
if (id == RETRO_MEMORY_SYSTEM_RAM)
return wram_size();
if (id == RETRO_MEMORY_VIDEO_RAM)
return vram_size();
if (type == IMAGE_GBA) {
switch (id) {
case RETRO_MEMORY_SAVE_RAM:
if ((saveType == 1) | (saveType == 4))
return eepromSize;
if ((saveType == 2) | (saveType == 3))
return flashSize;
return 0;
case RETRO_MEMORY_SYSTEM_RAM:
return 0x40000;
case RETRO_MEMORY_VIDEO_RAM:
return 0x20000;
}
}
else if (type == IMAGE_GB) {
switch (id) {
case RETRO_MEMORY_SAVE_RAM:
if (gb_hasbattery())
return gbRamSize;
return 0;
case RETRO_MEMORY_SYSTEM_RAM:
return gbCgbMode ? 0x1000 : 0x2000;
case RETRO_MEMORY_VIDEO_RAM:
return 0x2000;
}
}
return 0;
}
@ -427,7 +362,7 @@ void retro_set_environment(retro_environment_t cb)
};
static const struct retro_controller_description port_1[] = {
{ "GBA Joypad", RETRO_DEVICE_GBA },
{ "GBA Joypad", RETRO_DEVICE_JOYPAD },
{ "Alt Joypad YB", RETRO_DEVICE_GBA_ALT1 },
{ "Alt Joypad AB", RETRO_DEVICE_GBA_ALT2 },
{ NULL, 0 },
@ -690,7 +625,7 @@ static void load_image_preferences(void)
utilGBAFindSave(romSize);
}
log("romSize : %dKB)\n", (romSize + 1023) / 1024);
log("romSize : %dKB\n", (romSize + 1023) / 1024);
log("has RTC : %s.\n", rtcEnabled ? "Yes" : "No");
log("cpuSaveType : %s.\n", savetype[cpuSaveType]);
if (cpuSaveType == 3)