Luma3DS-3GX/screeninit/source/main.c

#include "types.h"

void main(void)
{
   const u32 brightness[4] = {0x5F, 0x4C, 0x39, 0x26};
   u32 brightnessLevel = *(vu32 *)0x24F02008;
   vu32 *const arm11 = (u32 *)0x1FFFFFF8;

   *(vu32 *)0x10141200 = 0x1007F;
   *(vu32 *)0x10202014 = 0x00000001;
   *(vu32 *)0x1020200C &= 0xFFFEFFFE;
   *(vu32 *)0x10202240 = brightness[brightnessLevel];
   *(vu32 *)0x10202A40 = brightness[brightnessLevel];
   *(vu32 *)0x10202244 = 0x1023E;
   *(vu32 *)0x10202A44 = 0x1023E;

   // Top screen
   *(vu32 *)0x10400400 = 0x000001c2;
   *(vu32 *)0x10400404 = 0x000000d1;
   *(vu32 *)0x10400408 = 0x000001c1;
   *(vu32 *)0x1040040c = 0x000001c1;
   *(vu32 *)0x10400410 = 0x00000000;
   *(vu32 *)0x10400414 = 0x000000cf;
   *(vu32 *)0x10400418 = 0x000000d1;
   *(vu32 *)0x1040041c = 0x01c501c1;
   *(vu32 *)0x10400420 = 0x00010000;
   *(vu32 *)0x10400424 = 0x0000019d;
   *(vu32 *)0x10400428 = 0x00000002;
   *(vu32 *)0x1040042c = 0x00000192;
   *(vu32 *)0x10400430 = 0x00000192;
   *(vu32 *)0x10400434 = 0x00000192;
   *(vu32 *)0x10400438 = 0x00000001;
   *(vu32 *)0x1040043c = 0x00000002;
   *(vu32 *)0x10400440 = 0x01960192;
   *(vu32 *)0x10400444 = 0x00000000;
   *(vu32 *)0x10400448 = 0x00000000;
   *(vu32 *)0x1040045C = 0x00f00190;
   *(vu32 *)0x10400460 = 0x01c100d1;
   *(vu32 *)0x10400464 = 0x01920002;
   *(vu32 *)0x10400468 = 0x18300000;
   *(vu32 *)0x10400470 = 0x80341;
   *(vu32 *)0x10400474 = 0x00010501;
   *(vu32 *)0x10400478 = 0;
   *(vu32 *)0x10400490 = 0x000002D0;
   *(vu32 *)0x1040049C = 0x00000000;

   // Disco register
   for(u32 i = 0; i < 256; i++)
       *(vu32 *)0x10400484 = 0x10101 * i;

   // Bottom screen
   *(vu32 *)0x10400500 = 0x000001c2;
   *(vu32 *)0x10400504 = 0x000000d1;
   *(vu32 *)0x10400508 = 0x000001c1;
   *(vu32 *)0x1040050c = 0x000001c1;
   *(vu32 *)0x10400510 = 0x000000cd;
   *(vu32 *)0x10400514 = 0x000000cf;
   *(vu32 *)0x10400518 = 0x000000d1;
   *(vu32 *)0x1040051c = 0x01c501c1;
   *(vu32 *)0x10400520 = 0x00010000;
   *(vu32 *)0x10400524 = 0x0000019d;
   *(vu32 *)0x10400528 = 0x00000052;
   *(vu32 *)0x1040052c = 0x00000192;
   *(vu32 *)0x10400530 = 0x00000192;
   *(vu32 *)0x10400534 = 0x0000004f;
   *(vu32 *)0x10400538 = 0x00000050;
   *(vu32 *)0x1040053c = 0x00000052;
   *(vu32 *)0x10400540 = 0x01980194;
   *(vu32 *)0x10400544 = 0x00000000;
   *(vu32 *)0x10400548 = 0x00000011;
   *(vu32 *)0x1040055C = 0x00f00140;
   *(vu32 *)0x10400560 = 0x01c100d1;
   *(vu32 *)0x10400564 = 0x01920052;
   *(vu32 *)0x10400568 = 0x18300000 + 0x46500;
   *(vu32 *)0x10400570 = 0x80301;
   *(vu32 *)0x10400574 = 0x00010501;
   *(vu32 *)0x10400578 = 0;
   *(vu32 *)0x10400590 = 0x000002D0;
   *(vu32 *)0x1040059C = 0x00000000;

   // Disco register
   for(u32 i = 0; i < 256; i++)
       *(vu32 *)0x10400584 = 0x10101 * i;

   *(vu32 *)0x10400468 = 0x18300000;
   *(vu32 *)0x1040046c = 0x18300000;
   *(vu32 *)0x10400494 = 0x18300000;
   *(vu32 *)0x10400498 = 0x18300000;
   *(vu32 *)0x10400568 = 0x18346500;
   *(vu32 *)0x1040056c = 0x18346500;

   //Set CakeBrah framebuffers
   *((vu32 *)0x23FFFE00) = 0x18300000;
   *((vu32 *)0x23FFFE04) = 0x18300000;
   *((vu32 *)0x23FFFE08) = 0x18346500;

   //Clear ARM11 entry offset
   *arm11 = 0;

   //Wait for the entry to be set
   while(!*arm11);

   //Jump to it
   ((void (*)())*arm11)();
}