LowLevel/Luma3DS-3GX
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Unschedule threads properly...

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...instead of using a shitty yield when opening the Rosalina menu
This commit is contained in:
TuxSH
2017-06-14 19:35:03 +02:00
parent 24de7c5272
commit 3d534c9a81
15 changed files with 229 additions and 30 deletions
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8
source/patches.c
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@@ -201,6 +201,7 @@ u32 installK11Extension(u8 *pos, u32 size, bool isSafeMode, u32 baseK11VA, u32 *
u32 patchKernel11(u8 *pos, u32 size, u32 baseK11VA, u32 *arm11SvcTable, u32 *arm11ExceptionsPage)
{
static const u8 patternKPanic[] = {0x02, 0x0B, 0x44, 0xE2};
static const u8 patternKThreadDebugReschedule[] = {0x34, 0x20, 0xD4, 0xE5, 0x00, 0x00, 0x55, 0xE3, 0x80, 0x00, 0xA0, 0x13};
//Assumption: ControlMemory, DebugActiveProcess and KernelSetState are in the first 0x20000 bytes
//Patch ControlMemory
@@ -240,6 +241,13 @@ u32 patchKernel11(u8 *pos, u32 size, u32 baseK11VA, u32 *arm11SvcTable, u32 *arm
for(off = arm11ExceptionsPage; *off != 0x96007F9; off++);
off[1] = 0x40000028;
off = (u32 *)memsearch(pos, patternKThreadDebugReschedule, size, sizeof(patternKThreadDebugReschedule));
if(off == NULL)
return 1;
off[-5] = 0xE51FF004;
off[-4] = 0x4000002C;
return 0;
}