93 lines
1.6 KiB
C
93 lines
1.6 KiB
C
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#include "3ds.h"
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#include "libkhax/khax.h"
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static int ninjhax_version = 0;
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typedef s32 (*ctr_callback_type)(void);
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static void ctr_enable_all_svc_kernel(void)
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{
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__asm__ volatile("cpsid aif");
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u32* svc_access_control = *(*(u32***)0xFFFF9000 + 0x22) - 0x6;
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svc_access_control[0]=0xFFFFFFFE;
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svc_access_control[1]=0xFFFFFFFF;
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svc_access_control[2]=0xFFFFFFFF;
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svc_access_control[3]=0x3FFFFFFF;
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}
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static void ctr_invalidate_ICache_kernel(void)
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{
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__asm__ volatile(
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"cpsid aif\n\t"
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"mov r0, #0\n\t"
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"mcr p15, 0, r0, c7, c5, 0\n\t");
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}
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static void ctr_flush_DCache_kernel(void)
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{
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__asm__ volatile(
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"cpsid aif\n\t"
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"mov r0, #0\n\t"
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"mcr p15, 0, r0, c7, c10, 0\n\t");
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}
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static void ctr_enable_all_svc(void)
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{
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svcBackdoor((ctr_callback_type)ctr_enable_all_svc_kernel);
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}
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void ctr_invalidate_ICache(void)
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{
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// __asm__ volatile("svc 0x2E\n\t");
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svcBackdoor((ctr_callback_type)ctr_invalidate_ICache_kernel);
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}
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void ctr_flush_DCache(void)
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{
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// __asm__ volatile("svc 0x4B\n\t");
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svcBackdoor((ctr_callback_type)ctr_flush_DCache_kernel);
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}
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void ctr_flush_invalidate_cache(void)
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{
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ctr_flush_DCache();
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ctr_invalidate_ICache();
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}
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int ctr_svchack_init(void)
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{
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extern unsigned int __service_ptr;
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if(__service_ptr)
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{
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if(hbInit() == 0)
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{
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/* ninjhax 1.0 */
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ninjhax_version = 1;
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hbExit();
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khaxInit();
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return 1;
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}
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ninjhax_version = 2;
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return 0;
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}
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/* CFW */
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ninjhax_version = 0;
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ctr_enable_all_svc();
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return 1;
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}
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void ctr_svchack_exit(void)
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{
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if (ninjhax_version == 1)
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khaxExit();
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}
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