mirror of
https://github.com/Fledge68/WiiFlow_Lite.git
synced 2024-11-24 12:19:16 +01:00
91 lines
2.0 KiB
C
91 lines
2.0 KiB
C
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#include <stdint.h>
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#include <string.h>
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#include <gccore.h>
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#include <ogc/es.h>
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#include <ogc/video_types.h>
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#include <dirent.h>
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#include <stdio.h>
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#include <stdarg.h>
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#include <malloc.h>
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#include <math.h>
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#include <ogcsys.h>
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#include <unistd.h>
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#include <sys/statvfs.h>
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#include "dml.h"
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#define SEP 0xFF
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#define BC 0x0000000100000100ULL
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#define MIOS 0x0000000100000101ULL
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/** Base address for video registers. */
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#define MEM_VIDEO_BASE (0xCC002000)
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#define IOCTL_DI_DVDLowAudioBufferConfig 0xE4
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#define VIDEO_MODE_NTSC 0
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#define VIDEO_MODE_PAL 1
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#define VIDEO_MODE_PAL60 2
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#define VIDEO_MODE_NTSC480P 3
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#define VIDEO_MODE_PAL480P 4
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syssram* __SYS_LockSram();
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u32 __SYS_UnlockSram(u32 write);
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u32 __SYS_SyncSram(void);
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s32 setstreaming()
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{
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char __di_fs[] ATTRIBUTE_ALIGN(32) = "/dev/di";
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u32 bufferin[0x20] __attribute__((aligned(32)));
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u32 bufferout[0x20] __attribute__((aligned(32)));
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s32 __dvd_fd = -1;
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u8 ioctl;
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ioctl = IOCTL_DI_DVDLowAudioBufferConfig;
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__dvd_fd = IOS_Open(__di_fs,0);
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if(__dvd_fd < 0) return __dvd_fd;
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memset(bufferin, 0, 0x20);
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memset(bufferout, 0, 0x20);
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bufferin[0] = (ioctl << 24);
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if ( (*(u32*)0x80000008)>>24 )
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{
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bufferin[1] = 1;
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if( ((*(u32*)0x80000008)>>16) & 0xFF )
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bufferin[2] = 10;
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else
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bufferin[2] = 0;
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}
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else
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{
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bufferin[1] = 0;
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bufferin[2] = 0;
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}
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DCFlushRange(bufferin, 0x20);
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int Ret = IOS_Ioctl(__dvd_fd, ioctl, bufferin, 0x20, bufferout, 0x20);
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IOS_Close(__dvd_fd);
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return ((Ret == 1) ? 0 : -Ret);
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}
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void SRAM_PAL()
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{
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syssram *sram;
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sram = __SYS_LockSram();
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sram->flags = sram->flags | (1 << 0); // Set bit 0 to set the video mode to PAL
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__SYS_UnlockSram(1); // 1 -> write changes
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while(!__SYS_SyncSram());
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}
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void SRAM_NTSC()
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{
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syssram *sram;
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sram = __SYS_LockSram();
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sram->flags = sram->flags & ~(1 << 0); // Clear bit 0 to set the video mode to NTSC
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__SYS_UnlockSram(1); // 1 -> write changes
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while(!__SYS_SyncSram());
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}
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