Newer
Older
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
/*
* Copyright (c) 2009 Wind River Systems, Inc.
* Tom Rix <Tom.Rix@windriver.com>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
/* Define MUSB_DEBUG before including this file to get debug macros */
#ifdef MUSB_DEBUG
#define MUSB_FLAGS_PRINT(v, x, y) \
if (((v) & MUSB_##x##_##y)) \
serial_printf("\t\t"#y"\n")
static inline void musb_print_pwr(u8 b)
{
serial_printf("\tpower 0x%2.2x\n", b);
MUSB_FLAGS_PRINT(b, POWER, ISOUPDATE);
MUSB_FLAGS_PRINT(b, POWER, SOFTCONN);
MUSB_FLAGS_PRINT(b, POWER, HSENAB);
MUSB_FLAGS_PRINT(b, POWER, HSMODE);
MUSB_FLAGS_PRINT(b, POWER, RESET);
MUSB_FLAGS_PRINT(b, POWER, RESUME);
MUSB_FLAGS_PRINT(b, POWER, SUSPENDM);
MUSB_FLAGS_PRINT(b, POWER, ENSUSPEND);
}
static inline void musb_print_csr0(u16 w)
{
serial_printf("\tcsr0 0x%4.4x\n", w);
MUSB_FLAGS_PRINT(w, CSR0, FLUSHFIFO);
MUSB_FLAGS_PRINT(w, CSR0_P, SVDSETUPEND);
MUSB_FLAGS_PRINT(w, CSR0_P, SVDRXPKTRDY);
MUSB_FLAGS_PRINT(w, CSR0_P, SENDSTALL);
MUSB_FLAGS_PRINT(w, CSR0_P, SETUPEND);
MUSB_FLAGS_PRINT(w, CSR0_P, DATAEND);
MUSB_FLAGS_PRINT(w, CSR0_P, SENTSTALL);
MUSB_FLAGS_PRINT(w, CSR0, TXPKTRDY);
MUSB_FLAGS_PRINT(w, CSR0, RXPKTRDY);
}
static inline void musb_print_intrusb(u8 b)
{
serial_printf("\tintrusb 0x%2.2x\n", b);
MUSB_FLAGS_PRINT(b, INTR, VBUSERROR);
MUSB_FLAGS_PRINT(b, INTR, SESSREQ);
MUSB_FLAGS_PRINT(b, INTR, DISCONNECT);
MUSB_FLAGS_PRINT(b, INTR, CONNECT);
MUSB_FLAGS_PRINT(b, INTR, SOF);
MUSB_FLAGS_PRINT(b, INTR, RESUME);
MUSB_FLAGS_PRINT(b, INTR, SUSPEND);
if (b & MUSB_INTR_BABBLE)
serial_printf("\t\tMUSB_INTR_RESET or MUSB_INTR_BABBLE\n");
}
static inline void musb_print_intrtx(u16 w)
{
serial_printf("\tintrtx 0x%4.4x\n", w);
}
static inline void musb_print_intrrx(u16 w)
{
serial_printf("\tintrx 0x%4.4x\n", w);
}
static inline void musb_print_devctl(u8 b)
{
serial_printf("\tdevctl 0x%2.2x\n", b);
if (b & MUSB_DEVCTL_BDEVICE)
serial_printf("\t\tB device\n");
else
serial_printf("\t\tA device\n");
if (b & MUSB_DEVCTL_FSDEV)
serial_printf("\t\tFast Device -(host mode)\n");
if (b & MUSB_DEVCTL_LSDEV)
serial_printf("\t\tSlow Device -(host mode)\n");
if (b & MUSB_DEVCTL_HM)
serial_printf("\t\tHost mode\n");
else
serial_printf("\t\tPeripherial mode\n");
if (b & MUSB_DEVCTL_HR)
serial_printf("\t\tHost request started(B device)\n");
else
serial_printf("\t\tHost request finished(B device)\n");
if (b & MUSB_DEVCTL_BDEVICE) {
if (b & MUSB_DEVCTL_SESSION)
serial_printf("\t\tStart of session(B device)\n");
else
serial_printf("\t\tEnd of session(B device)\n");
} else {
if (b & MUSB_DEVCTL_SESSION)
serial_printf("\t\tStart of session(A device)\n");
else
serial_printf("\t\tEnd of session(A device)\n");
}
}
static inline void musb_print_config(u8 b)
{
serial_printf("\tconfig 0x%2.2x\n", b);
if (b & MUSB_CONFIGDATA_MPRXE)
serial_printf("\t\tAuto combine rx bulk packets\n");
if (b & MUSB_CONFIGDATA_MPTXE)
serial_printf("\t\tAuto split tx bulk packets\n");
if (b & MUSB_CONFIGDATA_BIGENDIAN)
serial_printf("\t\tBig Endian ordering\n");
else
serial_printf("\t\tLittle Endian ordering\n");
if (b & MUSB_CONFIGDATA_HBRXE)
serial_printf("\t\tHigh speed rx iso endpoint\n");
if (b & MUSB_CONFIGDATA_HBTXE)
serial_printf("\t\tHigh speed tx iso endpoint\n");
if (b & MUSB_CONFIGDATA_DYNFIFO)
serial_printf("\t\tDynamic fifo sizing\n");
if (b & MUSB_CONFIGDATA_SOFTCONE)
serial_printf("\t\tSoft Connect\n");
if (b & MUSB_CONFIGDATA_UTMIDW)
serial_printf("\t\t16 bit data width\n");
else
serial_printf("\t\t8 bit data width\n");
}
static inline void musb_print_rxmaxp(u16 w)
{
serial_printf("\trxmaxp 0x%4.4x\n", w);
}
static inline void musb_print_rxcsr(u16 w)
{
serial_printf("\trxcsr 0x%4.4x\n", w);
MUSB_FLAGS_PRINT(w, RXCSR, AUTOCLEAR);
MUSB_FLAGS_PRINT(w, RXCSR, DMAENAB);
MUSB_FLAGS_PRINT(w, RXCSR, DISNYET);
MUSB_FLAGS_PRINT(w, RXCSR, PID_ERR);
MUSB_FLAGS_PRINT(w, RXCSR, DMAMODE);
MUSB_FLAGS_PRINT(w, RXCSR, CLRDATATOG);
MUSB_FLAGS_PRINT(w, RXCSR, FLUSHFIFO);
MUSB_FLAGS_PRINT(w, RXCSR, DATAERROR);
MUSB_FLAGS_PRINT(w, RXCSR, FIFOFULL);
MUSB_FLAGS_PRINT(w, RXCSR, RXPKTRDY);
MUSB_FLAGS_PRINT(w, RXCSR_P, SENTSTALL);
MUSB_FLAGS_PRINT(w, RXCSR_P, SENDSTALL);
MUSB_FLAGS_PRINT(w, RXCSR_P, OVERRUN);
if (w & MUSB_RXCSR_P_ISO)
serial_printf("\t\tiso mode\n");
else
serial_printf("\t\tbulk mode\n");
}
static inline void musb_print_txmaxp(u16 w)
{
serial_printf("\ttxmaxp 0x%4.4x\n", w);
}
static inline void musb_print_txcsr(u16 w)
{
serial_printf("\ttxcsr 0x%4.4x\n", w);
MUSB_FLAGS_PRINT(w, TXCSR, TXPKTRDY);
MUSB_FLAGS_PRINT(w, TXCSR, FIFONOTEMPTY);
MUSB_FLAGS_PRINT(w, TXCSR, FLUSHFIFO);
MUSB_FLAGS_PRINT(w, TXCSR, CLRDATATOG);
MUSB_FLAGS_PRINT(w, TXCSR_P, UNDERRUN);
MUSB_FLAGS_PRINT(w, TXCSR_P, SENTSTALL);
MUSB_FLAGS_PRINT(w, TXCSR_P, SENDSTALL);
if (w & MUSB_TXCSR_MODE)
serial_printf("\t\tTX mode\n");
else
serial_printf("\t\tRX mode\n");
}
#else
/* stubs */
#define musb_print_pwr(b)
#define musb_print_csr0(w)
#define musb_print_intrusb(b)
#define musb_print_intrtx(w)
#define musb_print_intrrx(w)
#define musb_print_devctl(b)
#define musb_print_config(b)
#define musb_print_rxmaxp(w)
#define musb_print_rxcsr(w)
#define musb_print_txmaxp(w)
#define musb_print_txcsr(w)
#endif /* MUSB_DEBUG */