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Replace gamecard timeout code (for consistency)

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This commit is contained in:
d0k3 2017-09-04 16:51:16 +02:00
parent 8d1f39d235
commit bf5750381c
1 changed files with 15 additions and 7 deletions
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22
source/gamecart/secure_ntr.c
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@ -22,6 +22,7 @@
#include "secure_ntr.h"
#include "card_ntr.h"
// #include "draw.h"
#include "timer.h"
#include "delay.h"
@ -179,18 +180,25 @@ void NTR_DecryptSecureArea (u32 aGameCode, u32* pCardHash, int nCardHash, u32* p
for(int ii=0;ii<0x200;ii+=2) NTR_CryptDown (pCardHash, pSecureArea + ii);
}
// Causes the timer to count at (33.514 / 1024) Mhz.
// Count timeout at (33.514 / 1024) Mhz.
void NTR_SecureDelay(u16 aTimeout)
{
u64 tTimeout = (((u64)(aTimeout&0x3FFF)+3)<<10);
u64 timer = timer_start();
while (timer_ticks(timer) < tTimeout);
}
/*// Causes the timer to count at (33.514 / 1024) Mhz.
#define TIMER_DIV_1024 (3)
#define TIMER0_DATA (*(vu16*)0x10003000)
#define TIMER0_CR (*(vu16*)0x10003002)
#define TIMER_ENABLE (1<<7)
void NTR_SecureDelay(u16 aTimeout)
{
/* Using a while loop to check the timeout,
so we have to wait until one before overflow.
This also requires an extra 1 for the timer data.
See GBATek for the normal formula used for card timeout.
*/
// Using a while loop to check the timeout,
// so we have to wait until one before overflow.
// This also requires an extra 1 for the timer data.
// See GBATek for the normal formula used for card timeout.
TIMER0_DATA=0x10000-(((aTimeout&0x3FFF)+3));
//TIMER0_CR=TIMER_DIV_256|TIMER_ENABLE;
TIMER0_CR=TIMER_DIV_1024|TIMER_ENABLE;
@ -199,7 +207,7 @@ void NTR_SecureDelay(u16 aTimeout)
// Clear out the timer registers
TIMER0_CR=0;
TIMER0_DATA=0;
}
}*/
u32 NTR_GetIDSafe (u32 flags, const u8* command)
{