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
|
#include "PR/os_internal.h"
#include "PR/rcp.h"
#include "PR/controller.h"
#include "siint.h"
#define READFORMAT(ptr) ((__OSContRamReadFormat*) (ptr))
#if BUILD_VERSION >= VERSION_J
s32 __osPfsLastChannel = -1;
s32 __osContRamRead(OSMesgQueue* mq, int channel, u16 address, u8* buffer) {
s32 ret = 0;
s32 i;
u8* ptr;
s32 retry = 2;
__osSiGetAccess();
do {
ptr = (u8*) &__osPfsPifRam;
if (__osContLastCmd != CONT_CMD_READ_PAK || (u32) __osPfsLastChannel != channel) {
__osContLastCmd = CONT_CMD_READ_PAK;
__osPfsLastChannel = channel;
for (i = 0; i < channel; i++) {
*ptr++ = CONT_CMD_REQUEST_STATUS;
}
__osPfsPifRam.pifstatus = CONT_CMD_EXE;
READFORMAT(ptr)->dummy = CONT_CMD_NOP;
READFORMAT(ptr)->txsize = CONT_CMD_READ_PAK_TX;
READFORMAT(ptr)->rxsize = CONT_CMD_READ_PAK_RX;
READFORMAT(ptr)->cmd = CONT_CMD_READ_PAK;
READFORMAT(ptr)->datacrc = 0xFF;
ptr[sizeof(__OSContRamReadFormat)] = CONT_CMD_END;
} else {
ptr += channel;
}
#if BUILD_VERSION >= VERSION_J
READFORMAT(ptr)->addrh = address >> 3;
READFORMAT(ptr)->addrl = (u8) ((address << 5) | __osContAddressCrc(address));
#else
READFORMAT(ptr)->address = (address << 0x5) | __osContAddressCrc(address);
#endif
ret = __osSiRawStartDma(OS_WRITE, &__osPfsPifRam);
osRecvMesg(mq, NULL, OS_MESG_BLOCK);
ret = __osSiRawStartDma(OS_READ, &__osPfsPifRam);
osRecvMesg(mq, NULL, OS_MESG_BLOCK);
ret = CHNL_ERR(*READFORMAT(ptr));
if (!ret) {
if (__osContDataCrc(READFORMAT(ptr)->data) != READFORMAT(ptr)->datacrc) {
ret = __osPfsGetStatus(mq, channel);
if (ret) {
break;
} else {
ret = PFS_ERR_CONTRFAIL;
}
} else {
bcopy(READFORMAT(ptr)->data, buffer, BLOCKSIZE);
}
} else {
ret = PFS_ERR_NOPACK;
}
} while ((ret == PFS_ERR_CONTRFAIL) && (retry-- >= 0));
__osSiRelAccess();
return ret;
}
#else
static void __osPackRamReadData(int channel, u16 address);
s32 __osContRamRead(OSMesgQueue* mq, int channel, u16 address, u8* buffer) {
s32 ret = 0;
int i;
u8* ptr = (u8*) &__osPfsPifRam;
__OSContRamReadFormat ramreadformat;
int retry = 2;
__osSiGetAccess();
__osContLastCmd = CONT_CMD_READ_PAK;
__osPackRamReadData(channel, address);
ret = __osSiRawStartDma(OS_WRITE, &__osPfsPifRam);
osRecvMesg(mq, NULL, OS_MESG_BLOCK);
do {
ret = __osSiRawStartDma(OS_READ, &__osPfsPifRam);
osRecvMesg(mq, NULL, OS_MESG_BLOCK);
ptr = (u8*) &__osPfsPifRam;
if (channel != 0) {
for (i = 0; i < channel; i++) {
ptr++;
}
}
ramreadformat = *READFORMAT(ptr);
ret = CHNL_ERR(ramreadformat);
if (ret == 0) {
u8 c = __osContDataCrc((u8*) &ramreadformat.data);
if (c != ramreadformat.datacrc) {
ret = __osPfsGetStatus(mq, channel);
if (ret != 0) {
__osSiRelAccess();
return ret;
}
ret = PFS_ERR_CONTRFAIL;
} else {
for (i = 0; i < ARRLEN(ramreadformat.data); i++) {
*buffer++ = ramreadformat.data[i];
}
}
} else {
ret = PFS_ERR_NOPACK;
}
} while ((ret == PFS_ERR_CONTRFAIL) && retry-- >= 0);
__osSiRelAccess();
return ret;
}
static void __osPackRamReadData(int channel, u16 address) {
u8* ptr;
__OSContRamReadFormat ramreadformat;
int i;
ptr = (u8*) __osPfsPifRam.ramarray;
#if BUILD_VERSION < VERSION_I
for (i = 0; i < ARRLEN(__osPfsPifRam.raw); i++) {
__osPfsPifRam.raw[i] = 0;
}
#endif
__osPfsPifRam.pifstatus = CONT_CMD_EXE;
ramreadformat.dummy = CONT_CMD_NOP;
ramreadformat.txsize = CONT_CMD_READ_PAK_TX;
ramreadformat.rxsize = CONT_CMD_READ_PAK_RX;
ramreadformat.cmd = CONT_CMD_READ_PAK;
ramreadformat.address = (address << 0x5) | __osContAddressCrc(address);
ramreadformat.datacrc = CONT_CMD_NOP;
for (i = 0; i < ARRLEN(ramreadformat.data); i++) {
ramreadformat.data[i] = CONT_CMD_NOP;
}
if (channel != 0) {
for (i = 0; i < channel; i++) {
*ptr++ = CONT_CMD_REQUEST_STATUS;
}
}
*(__OSContRamReadFormat*) ptr = ramreadformat;
ptr += sizeof(__OSContRamReadFormat);
ptr[0] = CONT_CMD_END;
}
#endif
|
