u32 InitMem2Manager ()
{
int size = (36*1024*1024);
u32 level;
_CPU_ISR_Disable(level);
size &= ~0x1f; // round down, because otherwise we may exceed the area
gprintf ("InitMem2Manager = 0x%0X %u 0x%0X\r\n", SYS_GetArena2Hi(), size, SYS_GetArena2Hi()-size);
void *mem2_heap_ptr = (void *)((u32)SYS_GetArena2Hi()-size);
SYS_SetArena2Hi(mem2_heap_ptr);
_CPU_ISR_Restore(level);
size = __lwp_heap_init(&mem2_heap, mem2_heap_ptr, size, 32);
return size;
}
void show_mem()
{
FILE *file = fopen("debug.txt", "a");
fprintf(file, "m1(%.4f) m2(%.4f)\r\n",
((float)((char*)SYS_GetArena1Hi()-(char*)SYS_GetArena1Lo()))/0x100000,
((float)((char*)SYS_GetArena2Hi()-(char*)SYS_GetArena2Lo()))/0x100000);
fclose(file);
}
void InitMem2Manager()
{
int size = (32*1024*1024)+(256*1024)+32;
u32 level;
_CPU_ISR_Disable(level);
mem2_ptr = (u8*)((u32)SYS_GetArena2Hi()-size);
SYS_SetArena2Hi(mem2_ptr);
_CPU_ISR_Restore(level);
mem2_size = size;
Mem2ManagerReset();
#ifdef WII_NETTRACE
net_print_string( NULL, 0, "InitMem2Manager: %d, %u\n", mem2_size, mem2_ptr );
#endif
}
void wii_memstats(void) {
static u32 min_free = UINT_MAX;
static u32 temp_free;
static u32 level;
_CPU_ISR_Disable(level);
#ifdef GAMECUBE
temp_free = (u32) SYS_GetArenaHi() - (u32) SYS_GetArenaLo();
#else
temp_free = (u32) SYS_GetArena1Hi() - (u32) SYS_GetArena1Lo() +
(u32) SYS_GetArena2Hi() - (u32) SYS_GetArena2Lo();
#endif
_CPU_ISR_Restore(level);
if (temp_free < min_free) {
min_free = temp_free;
fprintf(stderr, "free: %8u\n", min_free);
}
}
s32 USBStorage_Initialize()
{
u32 level;
if(__inited)
return IPC_OK;
_CPU_ISR_Disable(level);
LWP_InitQueue(&__usbstorage_waitq);
if(!arena_ptr) {
arena_ptr = (u8*)ROUNDDOWN32(((u32)SYS_GetArena2Hi() - HEAP_SIZE));
if((u32)arena_ptr < (u32)SYS_GetArena2Lo()) {
_CPU_ISR_Restore(level);
return IPC_ENOMEM;
}
SYS_SetArena2Hi(arena_ptr);
}
__lwp_heap_init(&__heap, arena_ptr, HEAP_SIZE, 32);
__inited = true;
_CPU_ISR_Restore(level);
return IPC_OK;
}
static void* main_thread_function(void*)
{
u32 level, real_heap_size;
// hope the parms are all set by now
COM_InitArgv(parms_number, parms_array);
_CPU_ISR_Disable(level);
heap = (char *)align32(SYS_GetArena2Lo());
real_heap_size = heap_size - ((u32)heap - (u32)SYS_GetArena2Lo());
if ((u32)heap + real_heap_size > (u32)SYS_GetArena2Hi())
{
_CPU_ISR_Restore(level);
Sys_Error("heap + real_heap_size > (u32)SYS_GetArena2Hi()");
}
else
{
SYS_SetArena2Lo(heap + real_heap_size);
_CPU_ISR_Restore(level);
}
VIDEO_SetBlack(TRUE);
// Initialise the Host module.
quakeparms_t parms;
memset(&parms, 0, sizeof(parms));
parms.argc = com_argc;
parms.argv = com_argv;
parms.basedir = QUAKE_WII_BASEDIR;
parms.memsize = real_heap_size;
parms.membase = heap;
if (parms.membase == 0)
{
Sys_Error("Heap allocation failed");
}
memset(parms.membase, 0, parms.memsize);
Host_Init(&parms);
#if TIME_DEMO
Cbuf_AddText("map start\n");
Cbuf_AddText("wait\n");
Cbuf_AddText("timedemo demo1\n");
#endif
#if TEST_CONNECTION
Cbuf_AddText("connect 192.168.0.2");
#endif
SYS_SetResetCallback(reset_system);
SYS_SetPowerCallback(shutdown_system);
VIDEO_SetBlack(FALSE);
// Run the main loop.
u64 last_time = gettime();
for (;;)
{
if (want_to_reset)
Sys_Reset();
if (want_to_shutdown)
Sys_Shutdown();
// Get the frame time in ticks.
const u64 current_time = gettime();
const u64 time_delta = current_time - last_time;
const double seconds = time_delta * (0.001f / TB_TIMER_CLOCK);
last_time = current_time;
// Run the frame.
Host_Frame(seconds);
};
// Quit (this code is never reached).
Sys_Quit();
return 0;
}
