Citra-emu/uncart
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Code style cleanups, removing dead code

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This commit is contained in:
archshift 2015-05-10 01:22:47 -07:00
parent ed9f2e85f8
commit 4ca99178d3
9 changed files with 40 additions and 88 deletions
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6
source/draw.h
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@ -23,10 +23,4 @@ void DrawString(unsigned char *screen, const char *str, int x, int y, int color,
void DrawStringF(int x, int y, const char *format, ...);
void DrawHexWithName(unsigned char *screen, const char *str, unsigned int hex, int x, int y, int color, int bgcolor);
#ifdef __cplusplus
extern "C" {
#endif
void Debug(const char *format, ...);
#ifdef __cplusplus
}
#endif

71
source/gamecart/protocol.c
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@ -1,4 +1,3 @@
#include <stdint.h>
#include <string.h>
#include <stdlib.h>
#include <stdio.h>
@ -26,24 +25,21 @@ u32 BSWAP32(u32 val) {
((val & 0xFF) << 24);
}
//Reset the cart slot?
#define REG_CARDCONF (*(vu16*)0x1000000C)
#define REG_CARDCONF2 (*(vu8*)0x10000010)
void GatewayCartInit()
// TODO: Verify
void ResetCartSlot()
{
REG_CARDCONF2 = 0x0C;
REG_CARDCONF &= ~3;
if(REG_CARDCONF2 == 0xC)
{
while(REG_CARDCONF2 != 0);
if (REG_CARDCONF2 == 0xC) {
while (REG_CARDCONF2 != 0);
}
if(REG_CARDCONF2 != 0)
{
if (REG_CARDCONF2 != 0)
return;
}
REG_CARDCONF2 = 0x4;
while(REG_CARDCONF2 != 0x4);
@ -69,7 +65,7 @@ void SwitchToCTRCARD()
u32 Cart_GetSecureID()
{
u32 id = 0;
u32 getid_cmd[4] = { 0xA2000000, 0x00000000, rand1, rand2 };
const u32 getid_cmd[4] = { 0xA2000000, 0x00000000, rand1, rand2 };
CTR_SendCommand(getid_cmd, 0x4, 1, 0x100802C, &id);
return id;
}
@ -79,12 +75,12 @@ int Cart_IsInserted()
return (0x9000E2C2 == Cart_GetSecureID() );
}
void Cart_ReadSectorSD(u8* aBuffer,u32 aSector)
void Cart_ReadSectorSD(u8* aBuffer, u32 aSector)
{
u64 adr = ((u64)0xBF << 56) | (aSector * 0x200);
u32 readheader_cmd[4] = {
const u32 readheader_cmd[4] = {
(u32)(adr >> 32),
(u32)(adr&0xFFFFFFFF),
(u32)(adr & 0xFFFFFFFF),
0x00000000, 0x00000000
};
CTR_SendCommand( readheader_cmd, 0x200, 1, 0x100802C, aBuffer );
@ -97,19 +93,18 @@ u32 Cart_GetID()
void Cart_Init()
{
GatewayCartInit(); //Seems to reset the cart slot?
ResetCartSlot(); //Seems to reset the cart slot?
REG_CTRCARDSECCNT &= 0xFFFFFFFB;
ioDelay(0xF000);
SwitchToNTRCARD();
ioDelay(0xF000);
REG_NTRCARDROMCNT = 0;
REG_NTRCARDMCNT = REG_NTRCARDMCNT&0xFF;
ioDelay(167550);
REG_NTRCARDMCNT |= (NTRCARD_CR1_ENABLE | NTRCARD_CR1_IRQ);
REG_NTRCARDROMCNT = NTRCARD_nRESET | NTRCARD_SEC_SEED;
while (REG_NTRCARDROMCNT & NTRCARD_BUSY);
@ -121,8 +116,8 @@ void Cart_Init()
u32 getid_cmd[2] = { 0x90000000, 0x00000000 };
NTR_SendCommand(getid_cmd, 0x4, NTRCARD_CLK_SLOW | NTRCARD_DELAY1(0x1FFF) | NTRCARD_DELAY2(0x18), &CartID);
if ((CartID & 0x10000000)) // 3ds
{
// 3ds
if (CartID & 0x10000000) {
u32 unknowna0_cmd[2] = { 0xA0000000, 0x00000000 };
NTR_SendCommand(unknowna0_cmd, 0x4, 0, &A0_Response);
@ -130,7 +125,6 @@ void Cart_Init()
NTR_SendCommand(enter16bytemode_cmd, 0x0, 0, NULL);
SwitchToCTRCARD();
ioDelay(0xF000);
REG_CTRCARDBLKCNT = 0;
@ -139,9 +133,9 @@ void Cart_Init()
void SendReadCommand( u32 sector, u32 length, u32 blocks, void * buffer )
{
u32 read_cmd[4] = {
(0xBF000000 | (u32)(sector>>23)),
(u32)((sector<<9) & 0xFFFFFFFF),
const u32 read_cmd[4] = {
(0xBF000000 | (u32)(sector >> 23)),
(u32)((sector << 9) & 0xFFFFFFFF),
0x00000000, 0x00000000
};
CTR_SendCommand(read_cmd, length, blocks, 0x100822C, buffer);
@ -149,7 +143,7 @@ void SendReadCommand( u32 sector, u32 length, u32 blocks, void * buffer )
void GetHeader(void * buffer)
{
u32 readheader_cmd[4] = { 0x82000000, 0x00000000, 0x00000000, 0x00000000 };
static const u32 readheader_cmd[4] = { 0x82000000, 0x00000000, 0x00000000, 0x00000000 };
CTR_SendCommand(readheader_cmd, 0x200, 1, 0x4802C, buffer);
}
@ -198,20 +192,19 @@ void Cart_Secure_Init(u32 *buf,u32 *out)
u8 mac_valid = card_aes(out, buf, 0x200);
// if(!mac_valid)
// if (!mac_valid)
// ClearScreen(bottomScreen, RGB(255, 0, 0));
ioDelay(0xF0000);
CTR_SetSecKey(A0_Response);
CTR_SetSecSeed(out, true);
rand1 = 0x42434445;//*((vu32*)0x10011000);
rand2 = 0x46474849;//*((vu32*)0x10011010);
u32 seed_cmd[4] = { 0x83000000, 0x00000000, rand1, rand2 };
CTR_SendCommand( seed_cmd, 0, 1, 0x100822C, NULL );
const u32 seed_cmd[4] = { 0x83000000, 0x00000000, rand1, rand2 };
CTR_SendCommand(seed_cmd, 0, 1, 0x100822C, NULL);
out[3] = BSWAP32(rand2);
out[2] = BSWAP32(rand1);
@ -220,25 +213,25 @@ void Cart_Secure_Init(u32 *buf,u32 *out)
//ClearScreen(bottomScreen, RGB(255, 0, 255));
u32 test = 0;
u32 A2_cmd[4] = { 0xA2000000, 0x00000000, rand1, rand2 };
CTR_SendCommand( A2_cmd, 4, 1, 0x100822C, &test );
const u32 A2_cmd[4] = { 0xA2000000, 0x00000000, rand1, rand2 };
CTR_SendCommand(A2_cmd, 4, 1, 0x100822C, &test);
//ClearScreen(bottomScreen, RGB(0, 255, 0));
u32 test2 = 0;
u32 A3_cmd[4] = { 0xA3000000, 0x00000000, rand1, rand2 };
CTR_SendCommand( A3_cmd, 4, 1, 0x100822C, &test2 );
const u32 A3_cmd[4] = { 0xA3000000, 0x00000000, rand1, rand2 };
CTR_SendCommand(A3_cmd, 4, 1, 0x100822C, &test2);
//ClearScreen(bottomScreen, RGB(255, 0, 0));
u32 C5_cmd[4] = { 0xC5000000, 0x00000000, rand1, rand2 };
CTR_SendCommand( C5_cmd, 0, 1, 0x100822C, NULL );
const u32 C5_cmd[4] = { 0xC5000000, 0x00000000, rand1, rand2 };
CTR_SendCommand(C5_cmd, 0, 1, 0x100822C, NULL);
//ClearScreen(bottomScreen, RGB(0, 0, 255));
CTR_SendCommand( A2_cmd, 4, 1, 0x100822C, &test );
CTR_SendCommand( A2_cmd, 4, 1, 0x100822C, &test );
CTR_SendCommand( A2_cmd, 4, 1, 0x100822C, &test );
CTR_SendCommand( A2_cmd, 4, 1, 0x100822C, &test );
CTR_SendCommand( A2_cmd, 4, 1, 0x100822C, &test );
CTR_SendCommand(A2_cmd, 4, 1, 0x100822C, &test);
CTR_SendCommand(A2_cmd, 4, 1, 0x100822C, &test);
CTR_SendCommand(A2_cmd, 4, 1, 0x100822C, &test);
CTR_SendCommand(A2_cmd, 4, 1, 0x100822C, &test);
CTR_SendCommand(A2_cmd, 4, 1, 0x100822C, &test);
}

3
source/gamecart/protocol.h
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@ -6,8 +6,7 @@ u32 BSWAP32(u32 val);
void Cart_Init();
int Cart_IsInserted();
void Cart_ReadSectorSD(u8* aBuffer, u32 aSector);
u32 SendReadCommand(u32 adr, u32 length, u32 blocks, void * buffer);
u32 SendReadCommand(u32 adr, u32 length, u32 blocks, void* buffer);
u32 GetHeader(void* buffer);
int Cart_Nin_Init();
u32 Cart_GetID();
void Cart_Secure_Init(u32* buf, u32* out);

4
source/gamecart/protocol_ctr.c
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@ -9,7 +9,7 @@ void CTR_SetSecKey(u32 value) {
while (!(REG_CTRCARDSECCNT & 0x4000));
}
void CTR_SetSecSeed(u32 *seed, bool flag) {
void CTR_SetSecSeed(const u32* seed, bool flag) {
REG_CTRCARDSECSEED = BSWAP32(seed[3]);
REG_CTRCARDSECSEED = BSWAP32(seed[2]);
REG_CTRCARDSECSEED = BSWAP32(seed[1]);
@ -23,7 +23,7 @@ void CTR_SetSecSeed(u32 *seed, bool flag) {
}
}
void CTR_SendCommand(u32 command[4], u32 pageSize, u32 blocks, u32 latency, void * buffer)
void CTR_SendCommand(const u32 command[4], u32 pageSize, u32 blocks, u32 latency, void* buffer)
{
REG_CTRCARDCMD[0] = command[3];
REG_CTRCARDCMD[1] = command[2];

4
source/gamecart/protocol_ctr.h
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@ -3,6 +3,6 @@
#include "common.h"
void CTR_SetSecKey(u32 value);
void CTR_SetSecSeed(u32 *seed, bool flag);
void CTR_SetSecSeed(const u32* seed, bool flag);
void CTR_SendCommand(u32 command[4], u32 pageSize, u32 blocks, u32 latency, void* buffer);
void CTR_SendCommand(const u32 command[4], u32 pageSize, u32 blocks, u32 latency, void* buffer);

2
source/gamecart/protocol_ntr.c
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@ -2,7 +2,7 @@
#include "misc.h"
void NTR_SendCommand( u32 command[2], u32 pageSize, u32 latency, void * buffer )
void NTR_SendCommand(const u32 command[2], u32 pageSize, u32 latency, void* buffer)
{
REG_NTRCARDMCNT = NTRCARD_CR1_ENABLE;

2
source/gamecart/protocol_ntr.h
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@ -2,4 +2,4 @@
#include "common.h"
void NTR_SendCommand(u32 command[2], u32 pageSize, u32 latency, void* buffer);
void NTR_SendCommand(const u32 command[2], u32 pageSize, u32 latency, void* buffer);

2
source/start.s
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@ -18,5 +18,5 @@ _init:
bl main
ldmfd sp!, {r0-r12, lr}
@ return control to FIRM
@ return control to FIRM
ldr pc, arm9ep_backup

34
source/util.s
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@ -1,34 +0,0 @@
@ this code start at 0x01FF8000 in physical memory on ARM9 and branches to main().
.section .boot
.global Cleanbss
.global svcSleepThread
.type Cleanbss STT_FUNC
.type svcSleepThread STT_FUNC
.align 4
.arm
Cleanbss:
push {r0-r3}
ldr r1, =__bss_start
ldr r2, =__bss_end
mov r3, #0
bss_clr:
cmp r1, r2
popeq {r0-r3}
bxeq lr
str r3, [r1]
add r1, r1, #4
b bss_clr
.pool
svcSleepThread:
svc 0x0A
bx lr
.pool