1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
|
#include "global.h"
#include "m4a.h"
#include "agb_sram.h"
#include "main.h"
extern const u16 gUnknown_08527F18[];
static void sub_52940(u16, s8, s8, u8, int);
static u16 LoadSaveDataFromSram(void);
#ifdef NONMATCHING
// Like sub_C24, it matches except for that damn 'push {lr}/pop {lr}'
int sub_528AC(u16 a)
{
if (a <= 0xFA)
return a;
if (a <= 0x113)
return 0xC8;
return gUnknown_08527F18[a - 0x114];
}
#else
NAKED
int sub_528AC(u16 a)
{
asm_unified("\n\
lsls r0, r0, #0x10\n\
lsrs r0, r0, #0x10\n\
adds r1, r0, #0\n\
cmp r0, #0xfa\n\
bls _080528DA\n\
ldr r0, _080528CC @ =0x00000113\n\
cmp r1, r0\n\
bls _080528D8\n\
ldr r0, _080528D0 @ =gUnknown_08527F18\n\
ldr r2, _080528D4 @ =0xFFFFFEEC\n\
adds r1, r1, r2\n\
lsls r1, r1, #1\n\
adds r1, r1, r0\n\
ldrh r0, [r1]\n\
b _080528DA\n\
.align 2, 0\n\
_080528CC: .4byte 0x00000113\n\
_080528D0: .4byte gUnknown_08527F18\n\
_080528D4: .4byte 0xFFFFFEEC\n\
_080528D8:\n\
movs r0, #0xc8\n\
_080528DA:\n\
bx lr");
}
#endif
void sub_528DC(u16 a, s8 b)
{
m4aMPlayVolumeControl(&gMPlayInfo_BGM, 0xFFFF, 0x99);
sub_52940(a, b, 0x7D, 10, 0);
}
void sub_5291C(u16 a, s8 b, s8 c, u8 d)
{
sub_52940(a, b, c, d, 0);
}
static void sub_52940(u16 a, s8 b, s8 c, u8 d, int unused)
{
u16 r5 = a - 1;
u32 pitch = 0x3C00;
u32 var;
u32 r1;
u8 r0;
SetPokemonCryVolume(c);
SetPokemonCryPanpot(b);
SetPokemonCryPitch(pitch);
SetPokemonCryLength(0x8C);
SetPokemonCryProgress(0);
SetPokemonCryRelease(0);
SetPokemonCryChorus(0);
SetPokemonCryPriority(d);
var = sub_528AC(r5);
r1 = var & 0x7F;
r0 = var >> 7;
switch (r0)
{
case 0:
SetPokemonCryTone(&gUnknown_08532D6C[r1]);
break;
case 1:
SetPokemonCryTone(&gUnknown_08533360[r1]);
break;
case 2:
SetPokemonCryTone(&gUnknown_08533960[r1]);
break;
case 3:
SetPokemonCryTone(&gUnknown_08533F60[r1]);
break;
}
}
void SaveFile_LoadGameData(void)
{
SetSramFastFunc();
gMain.unkC = 0;
if (LoadSaveDataFromSram() == 0)
{
sub_52C64();
SaveFile_WriteToSram();
if (LoadSaveDataFromSram() == 0)
{
gMain.unkC = 1;
sub_52C64();
}
}
else
{
sub_525CC(gMain_saveData.unk143);
}
}
extern u8 gSaveFileSignature[];
static u16 LoadSaveDataFromSram(void)
{
u16 isOk = FALSE;
u16 fileNum;
u16 i;
u32 checksum;
// Looks like there are two copies of the save data, one used as a backup?
for (fileNum = 0; fileNum < 2; fileNum++)
{
u16 *saveData = (u16 *)&gMain_saveData;
size_t size = sizeof(gMain_saveData);
ReadSramFast((void *)(SRAM + 0x4 + fileNum * 672), (u8 *)saveData, size);
// Verify signature
for (i = 0; i < 10; i++)
{
if (gMain_saveData.signature[i] != gSaveFileSignature[i])
break;
}
if (i != 10)
continue;
// Verify checksum
checksum = 0;
while (size > 1)
{
checksum += *saveData++;
size -= 2;
}
if (size != 0) // never happens (size is even)
checksum += *saveData & 0xFF00;
checksum = (checksum & 0xFFFF) + (checksum >> 16);
if (checksum == 0xFFFF)
{
isOk = TRUE;
break;
}
}
return isOk;
}
void SaveFile_WriteToSram(void)
{
u32 checksum;
u16 *saveData = (u16 *)&gMain_saveData;
size_t size = sizeof(gMain_saveData);
gMain_saveData.unk2E4++;
gMain_saveData.checksum = 0;
checksum = 0;
while (size > 1)
{
checksum += *saveData++;
size -= 2;
}
if (size != 0) // never happens (size is even)
checksum += *saveData & 0xFF00;
checksum = (checksum & 0xFFFF) + (checksum >> 16);
gMain_saveData.checksum = ~((checksum >> 16) + checksum);
WriteAndVerifySramFast((u8 *)&gMain_saveData, (void *)(SRAM + 0x4), sizeof(gMain_saveData));
WriteAndVerifySramFast((u8 *)&gMain_saveData, (void *)(SRAM + 0x2A4), sizeof(gMain_saveData));
}
void SaveFile_SetPokedexFlags(s16 a, u8 b)
{
u16 *saveData = (u16 *)&gMain_saveData;
size_t size = sizeof(gMain_saveData);
u32 checksum;
if (gMain_saveData.pokedexFlags[a] < b)
{
gMain_saveData.unk2E4++;
gMain_saveData.pokedexFlags[a] = b;
gMain_saveData.checksum = 0;
checksum = 0;
while (size > 1)
{
checksum += *saveData++;
size -= 2;
}
if (size != 0) // never happens (size is even)
checksum += *saveData & 0xFF00;
checksum = (checksum & 0xFFFF) + (checksum >> 16);
gMain_saveData.checksum = ~((checksum >> 16) + checksum);
WriteAndVerifySramFast((u8 *)&gMain_saveData, (void *)(SRAM + 0x4), sizeof(gMain_saveData));
WriteAndVerifySramFast((u8 *)&gMain_saveData, (void *)(SRAM + 0x2A4), sizeof(gMain_saveData));
}
}
void SaveFile_ReadSavedGamePresent(void)
{
ReadSramFast((void *)(SRAM + 0x544), (u8 *)&gMain.hasSavedGame, sizeof(gMain.hasSavedGame));
}
void sub_52C64(void)
{
s16 i;
for (i = 0; i < 10; i++)
gMain_saveData.signature[i] = gSaveFileSignature[i];
gMain_saveData.unk2E4 = 0;
gMain_saveData.unk141 = 0;
gMain_saveData.ballSpeed = 0;
sub_525CC(-1);
sub_F6E0();
sub_8ABC();
gMain_saveData.unk143 = 0;
}
|
