gpsp/3ds/3ds_utils.c

44 lines
746 B
C

#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <3ds.h>
#include "3ds_utils.h"
typedef s32 (*ctr_callback_type)(void);
static void ctr_invalidate_ICache_kernel(void)
{
__asm__ volatile(
"cpsid aif\n\t"
"mov r0, #0\n\t"
"mcr p15, 0, r0, c7, c5, 0\n\t");
}
static void ctr_flush_DCache_kernel(void)
{
__asm__ volatile(
"cpsid aif\n\t"
"mov r0, #0\n\t"
"mcr p15, 0, r0, c7, c10, 0\n\t");
}
void ctr_invalidate_ICache(void)
{
svcBackdoor((ctr_callback_type)ctr_invalidate_ICache_kernel);
}
void ctr_flush_DCache(void)
{
svcBackdoor((ctr_callback_type)ctr_flush_DCache_kernel);
}
void ctr_flush_invalidate_cache(void)
{
ctr_flush_DCache();
ctr_invalidate_ICache();
}