WiiFlow_Lite/source/gc/gc.c

104 lines
2.1 KiB
C

#include <stdint.h>
#include <string.h>
#include <gccore.h>
#include <ogc/es.h>
#include <ogc/video_types.h>
#include <dirent.h>
#include <stdio.h>
#include <stdarg.h>
#include <malloc.h>
#include <math.h>
#include <ogcsys.h>
#include <unistd.h>
#include <sys/statvfs.h>
#include "gc.h"
#define SEP 0xFF
#define BC 0x0000000100000100ULL
#define MIOS 0x0000000100000101ULL
/** Base address for video registers. */
#define MEM_VIDEO_BASE (0xCC002000)
#define VIDEO_MODE_NTSC 0
#define VIDEO_MODE_PAL 1
#define VIDEO_MODE_PAL60 2
#define VIDEO_MODE_NTSC480P 3
#define VIDEO_MODE_PAL480P 4
#define SRAM_ENGLISH 0
#define SRAM_GERMAN 1
#define SRAM_FRENCH 2
#define SRAM_SPANISH 3
#define SRAM_ITALIAN 4
#define SRAM_DUTCH 5
syssram* __SYS_LockSram();
u32 __SYS_UnlockSram(u32 write);
u32 __SYS_SyncSram(void);
void set_video_mode(int i)
{
syssram *sram;
sram = __SYS_LockSram();
void *m_frameBuf;
static GXRModeObj *rmode;
if (i == VIDEO_MODE_NTSC)
{
rmode = &TVNtsc480IntDf;
sram->flags = sram->flags & ~(1 << 0); // Clear bit 0 to set the video mode to NTSC
}
else
{
rmode = &TVPal528IntDf;
sram->flags = sram->flags | (1 << 0); // Set bit 0 to set the video mode to PAL
}
__SYS_UnlockSram(1); // 1 -> write changes
while(!__SYS_SyncSram());
/* Set video mode to PAL or NTSC */
*(u32*)0x800000CC = i;
VIDEO_Configure(rmode);
m_frameBuf = MEM_K0_TO_K1(SYS_AllocateFramebuffer(rmode));
VIDEO_ClearFrameBuffer(rmode, m_frameBuf, COLOR_BLACK);
VIDEO_SetNextFramebuffer(m_frameBuf);
}
u8 get_wii_language()
{
switch (CONF_GetLanguage())
{
case CONF_LANG_GERMAN:
return SRAM_GERMAN;
case CONF_LANG_FRENCH:
return SRAM_FRENCH;
case CONF_LANG_SPANISH:
return SRAM_SPANISH;
case CONF_LANG_ITALIAN:
return SRAM_ITALIAN;
case CONF_LANG_DUTCH:
return SRAM_DUTCH;
default:
return SRAM_ENGLISH;
}
}
void set_language(u8 lang)
{
if (lang == 0)
{
lang = get_wii_language();
}
else
lang--;
syssram *sram;
sram = __SYS_LockSram();
sram->lang = lang;
__SYS_UnlockSram(1); // 1 -> write changes
while(!__SYS_SyncSram());
}