/**
* Try to figure if the RSP was launched using osSpTask* functions
* and not run directly (in which case DMEM[0xfc0-0xfff] is meaningless).
*
* Previously, the ucode_size field was used to determine this,
* but it is not robust enough (hi Pokemon Stadium !) because games could write anything
* in this field : most ucode_boot discard the value and just use 0xf7f anyway.
*
* Using ucode_boot_size should be more robust in this regard.
**/
static bool is_task(struct hle_t* hle)
{
return (*dmem_u32(hle, TASK_UCODE_BOOT_SIZE) <= 0x1000);
}
static void dump_task(struct hle_t* hle, const char *const filename)
{
FILE *f;
f = fopen(filename, "r");
if (f == NULL) {
f = fopen(filename, "w");
fprintf(f,
"type = %d\n"
"flags = %d\n"
"ucode_boot = %#08x size = %#x\n"
"ucode = %#08x size = %#x\n"
"ucode_data = %#08x size = %#x\n"
"dram_stack = %#08x size = %#x\n"
"output_buff = %#08x *size = %#x\n"
"data = %#08x size = %#x\n"
"yield_data = %#08x size = %#x\n",
*dmem_u32(hle, TASK_TYPE),
*dmem_u32(hle, TASK_FLAGS),
*dmem_u32(hle, TASK_UCODE_BOOT), *dmem_u32(hle, TASK_UCODE_BOOT_SIZE),
*dmem_u32(hle, TASK_UCODE), *dmem_u32(hle, TASK_UCODE_SIZE),
*dmem_u32(hle, TASK_UCODE_DATA), *dmem_u32(hle, TASK_UCODE_DATA_SIZE),
*dmem_u32(hle, TASK_DRAM_STACK), *dmem_u32(hle, TASK_DRAM_STACK_SIZE),
*dmem_u32(hle, TASK_OUTPUT_BUFF), *dmem_u32(hle, TASK_OUTPUT_BUFF_SIZE),
*dmem_u32(hle, TASK_DATA_PTR), *dmem_u32(hle, TASK_DATA_SIZE),
*dmem_u32(hle, TASK_YIELD_DATA_PTR), *dmem_u32(hle, TASK_YIELD_DATA_SIZE));
fclose(f);
} else
fclose(f);
}
static bool try_fast_audio_dispatching(struct hle_t* hle)
{
/* identify audio ucode by using the content of ucode_data */
uint32_t ucode_data = *dmem_u32(hle, TASK_UCODE_DATA);
uint32_t v;
if (*dram_u32(hle, ucode_data) == 0x00000001) {
if (*dram_u32(hle, ucode_data + 0x30) == 0xf0000f00) {
v = *dram_u32(hle, ucode_data + 0x28);
switch(v)
{
case 0x1e24138c: /* audio ABI (most common) */
alist_process_audio(hle); return true;
case 0x1dc8138c: /* GoldenEye */
alist_process_audio_ge(hle); return true;
case 0x1e3c1390: /* BlastCorp, DiddyKongRacing */
alist_process_audio_bc(hle); return true;
default:
HleWarnMessage(hle->user_defined, "ABI1 identification regression: v=%08x", v);
}
} else {
v = *dram_u32(hle, ucode_data + 0x10);
switch(v)
{
case 0x11181350: /* MarioKart, WaveRace (E) */
alist_process_nead_mk(hle); return true;
case 0x111812e0: /* StarFox (J) */
alist_process_nead_sfj(hle); return true;
case 0x110412ac: /* WaveRace (J RevB) */
alist_process_nead_wrjb(hle); return true;
case 0x110412cc: /* StarFox/LylatWars (except J) */
alist_process_nead_sf(hle); return true;
case 0x1cd01250: /* FZeroX */
alist_process_nead_fz(hle); return true;
case 0x1f08122c: /* YoshisStory */
alist_process_nead_ys(hle); return true;
case 0x1f38122c: /* 1080° Snowboarding */
alist_process_nead_1080(hle); return true;
case 0x1f681230: /* Zelda OoT / Zelda MM (J, J RevA) */
alist_process_nead_oot(hle); return true;
case 0x1f801250: /* Zelda MM (except J, J RevA, E Beta), PokemonStadium 2 */
alist_process_nead_mm(hle); return true;
case 0x109411f8: /* Zelda MM (E Beta) */
alist_process_nead_mmb(hle); return true;
case 0x1eac11b8: /* AnimalCrossing */
alist_process_nead_ac(hle); return true;
case 0x00010010: /* MusyX v2 (IndianaJones, BattleForNaboo) */
musyx_v2_task(hle); return true;
default:
HleWarnMessage(hle->user_defined, "ABI2 identification regression: v=%08x", v);
}
}
} else {
v = *dram_u32(hle, ucode_data + 0x10);
switch(v)
{
case 0x00000001: /* MusyX v1
RogueSquadron, ResidentEvil2, PolarisSnoCross,
TheWorldIsNotEnough, RugratsInParis, NBAShowTime,
HydroThunder, Tarzan, GauntletLegend, Rush2049 */
musyx_v1_task(hle); return true;
case 0x0000127c: /* naudio (many games) */
alist_process_naudio(hle); return true;
case 0x00001280: /* BanjoKazooie */
alist_process_naudio_bk(hle); return true;
case 0x1c58126c: /* DonkeyKong */
alist_process_naudio_dk(hle); return true;
case 0x1ae8143c: /* BanjoTooie, JetForceGemini, MickeySpeedWayUSA, PerfectDark */
alist_process_naudio_mp3(hle); return true;
case 0x1ab0140c: /* ConkerBadFurDay */
alist_process_naudio_cbfd(hle); return true;
default:
HleWarnMessage(hle->user_defined, "ABI3 identification regression: v=%08x", v);
}
}
return false;
}
/**
* Try to figure if the RSP was launched using osSpTask* functions
* and not run directly (in which case DMEM[0xfc0-0xfff] is meaningless).
*
* Previously, the ucode_size field was used to determine this,
* but it is not robust enough (hi Pokemon Stadium !) because games could write anything
* in this field : most ucode_boot discard the value and just use 0xf7f anyway.
*
* Using ucode_boot_size should be more robust in this regard.
**/
static int is_task(void)
{
return (*dmem_u32(TASK_UCODE_BOOT_SIZE) <= 0x1000);
}
void dmem_store_u32(const uint32_t* src, uint16_t address, size_t count)
{
/* Optimization for uint32_t */
memcpy(dmem_u32(address), src, count * sizeof(uint32_t));
}
void dmem_load_u32(uint32_t* dst, uint16_t address, size_t count)
{
/* Optimization for uint32_t */
memcpy(dst, dmem_u32(address), count * sizeof(uint32_t));
}