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(3ds) dynarec: map the translation caches to specific addresses at

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runtime, increases compatibility with loaders that can reloacate each
program section seperately.
move the svc enabling functions to the frontend.
This commit is contained in:
aliaspider
2015-11-04 15:46:27 +01:00
parent 6b8417143a
commit f1d14fbe7c
7 changed files with 89 additions and 83 deletions
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59
3ds/3ds_utils.c
View File

@@ -1,24 +1,12 @@
#include "3ds.h"
#include "libkhax/khax.h"
static int ninjhax_version = 0;
#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_enable_all_svc_kernel(void)
{
__asm__ volatile("cpsid aif");
u32* svc_access_control = *(*(u32***)0xFFFF9000 + 0x22) - 0x6;
svc_access_control[0]=0xFFFFFFFE;
svc_access_control[1]=0xFFFFFFFF;
svc_access_control[2]=0xFFFFFFFF;
svc_access_control[3]=0x3FFFFFFF;
}
static void ctr_invalidate_ICache_kernel(void)
{
__asm__ volatile(
@@ -36,22 +24,14 @@ static void ctr_flush_DCache_kernel(void)
}
static void ctr_enable_all_svc(void)
{
svcBackdoor((ctr_callback_type)ctr_enable_all_svc_kernel);
}
void ctr_invalidate_ICache(void)
{
// __asm__ volatile("svc 0x2E\n\t");
svcBackdoor((ctr_callback_type)ctr_invalidate_ICache_kernel);
}
void ctr_flush_DCache(void)
{
// __asm__ volatile("svc 0x4B\n\t");
svcBackdoor((ctr_callback_type)ctr_flush_DCache_kernel);
}
@@ -61,32 +41,3 @@ void ctr_flush_invalidate_cache(void)
ctr_flush_DCache();
ctr_invalidate_ICache();
}
int ctr_svchack_init(void)
{
extern unsigned int __service_ptr;
if(__service_ptr)
{
if(hbInit() == 0)
{
/* ninjhax 1.0 */
ninjhax_version = 1;
hbExit();
khaxInit();
return 1;
}
ninjhax_version = 2;
return 0;
}
/* CFW */
ninjhax_version = 0;
ctr_enable_all_svc();
return 1;
}
void ctr_svchack_exit(void)
{
if (ninjhax_version == 1)
khaxExit();
}

9
3ds/3ds_utils.h
View File

@@ -3,10 +3,13 @@
void ctr_invalidate_ICache(void);
void ctr_flush_DCache(void);
void ctr_flush_invalidate_cache(void);
int ctr_svchack_init(void);
void ctr_svchack_exit(void);
extern __attribute((weak)) unsigned int __ctr_svchax;
void wait_for_input();
#define DEBUG_HOLD() do{printf("%s@%s:%d.\n",__FUNCTION__, __FILE__, __LINE__);fflush(stdout);wait_for_input();}while(0)
#define DEBUG_VAR(X) printf( "%-20s: 0x%08X\n", #X, (u32)(X))
#define DEBUG_VAR64(X) printf( #X"\r\t\t\t\t : 0x%016llX\n", (u64)(X))
#endif // _3DS_UTILS_H