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f298e4b6 TR |
1 | /* |
2 | * Copyright (c) 2009 Wind River Systems, Inc. | |
3 | * Tom Rix <Tom.Rix@windriver.com> | |
4 | * | |
1a459660 | 5 | * SPDX-License-Identifier: GPL-2.0+ |
f298e4b6 TR |
6 | */ |
7 | ||
8 | /* Define MUSB_DEBUG before including this file to get debug macros */ | |
9 | #ifdef MUSB_DEBUG | |
10 | ||
11 | #define MUSB_FLAGS_PRINT(v, x, y) \ | |
12 | if (((v) & MUSB_##x##_##y)) \ | |
13 | serial_printf("\t\t"#y"\n") | |
14 | ||
15 | static inline void musb_print_pwr(u8 b) | |
16 | { | |
17 | serial_printf("\tpower 0x%2.2x\n", b); | |
18 | MUSB_FLAGS_PRINT(b, POWER, ISOUPDATE); | |
19 | MUSB_FLAGS_PRINT(b, POWER, SOFTCONN); | |
20 | MUSB_FLAGS_PRINT(b, POWER, HSENAB); | |
21 | MUSB_FLAGS_PRINT(b, POWER, HSMODE); | |
22 | MUSB_FLAGS_PRINT(b, POWER, RESET); | |
23 | MUSB_FLAGS_PRINT(b, POWER, RESUME); | |
24 | MUSB_FLAGS_PRINT(b, POWER, SUSPENDM); | |
25 | MUSB_FLAGS_PRINT(b, POWER, ENSUSPEND); | |
26 | } | |
27 | ||
28 | static inline void musb_print_csr0(u16 w) | |
29 | { | |
30 | serial_printf("\tcsr0 0x%4.4x\n", w); | |
31 | MUSB_FLAGS_PRINT(w, CSR0, FLUSHFIFO); | |
32 | MUSB_FLAGS_PRINT(w, CSR0_P, SVDSETUPEND); | |
33 | MUSB_FLAGS_PRINT(w, CSR0_P, SVDRXPKTRDY); | |
34 | MUSB_FLAGS_PRINT(w, CSR0_P, SENDSTALL); | |
35 | MUSB_FLAGS_PRINT(w, CSR0_P, SETUPEND); | |
36 | MUSB_FLAGS_PRINT(w, CSR0_P, DATAEND); | |
37 | MUSB_FLAGS_PRINT(w, CSR0_P, SENTSTALL); | |
38 | MUSB_FLAGS_PRINT(w, CSR0, TXPKTRDY); | |
39 | MUSB_FLAGS_PRINT(w, CSR0, RXPKTRDY); | |
40 | } | |
41 | ||
42 | static inline void musb_print_intrusb(u8 b) | |
43 | { | |
44 | serial_printf("\tintrusb 0x%2.2x\n", b); | |
45 | MUSB_FLAGS_PRINT(b, INTR, VBUSERROR); | |
46 | MUSB_FLAGS_PRINT(b, INTR, SESSREQ); | |
47 | MUSB_FLAGS_PRINT(b, INTR, DISCONNECT); | |
48 | MUSB_FLAGS_PRINT(b, INTR, CONNECT); | |
49 | MUSB_FLAGS_PRINT(b, INTR, SOF); | |
50 | MUSB_FLAGS_PRINT(b, INTR, RESUME); | |
51 | MUSB_FLAGS_PRINT(b, INTR, SUSPEND); | |
52 | ||
53 | if (b & MUSB_INTR_BABBLE) | |
54 | serial_printf("\t\tMUSB_INTR_RESET or MUSB_INTR_BABBLE\n"); | |
55 | ||
56 | } | |
57 | ||
58 | static inline void musb_print_intrtx(u16 w) | |
59 | { | |
60 | serial_printf("\tintrtx 0x%4.4x\n", w); | |
61 | } | |
62 | ||
63 | static inline void musb_print_intrrx(u16 w) | |
64 | { | |
65 | serial_printf("\tintrx 0x%4.4x\n", w); | |
66 | } | |
67 | ||
68 | static inline void musb_print_devctl(u8 b) | |
69 | { | |
70 | serial_printf("\tdevctl 0x%2.2x\n", b); | |
71 | if (b & MUSB_DEVCTL_BDEVICE) | |
72 | serial_printf("\t\tB device\n"); | |
73 | else | |
74 | serial_printf("\t\tA device\n"); | |
75 | if (b & MUSB_DEVCTL_FSDEV) | |
76 | serial_printf("\t\tFast Device -(host mode)\n"); | |
77 | if (b & MUSB_DEVCTL_LSDEV) | |
78 | serial_printf("\t\tSlow Device -(host mode)\n"); | |
79 | if (b & MUSB_DEVCTL_HM) | |
80 | serial_printf("\t\tHost mode\n"); | |
81 | else | |
82 | serial_printf("\t\tPeripherial mode\n"); | |
83 | if (b & MUSB_DEVCTL_HR) | |
84 | serial_printf("\t\tHost request started(B device)\n"); | |
85 | else | |
86 | serial_printf("\t\tHost request finished(B device)\n"); | |
87 | if (b & MUSB_DEVCTL_BDEVICE) { | |
88 | if (b & MUSB_DEVCTL_SESSION) | |
89 | serial_printf("\t\tStart of session(B device)\n"); | |
90 | else | |
91 | serial_printf("\t\tEnd of session(B device)\n"); | |
92 | } else { | |
93 | if (b & MUSB_DEVCTL_SESSION) | |
94 | serial_printf("\t\tStart of session(A device)\n"); | |
95 | else | |
96 | serial_printf("\t\tEnd of session(A device)\n"); | |
97 | } | |
98 | } | |
99 | ||
100 | static inline void musb_print_config(u8 b) | |
101 | { | |
102 | serial_printf("\tconfig 0x%2.2x\n", b); | |
103 | if (b & MUSB_CONFIGDATA_MPRXE) | |
104 | serial_printf("\t\tAuto combine rx bulk packets\n"); | |
105 | if (b & MUSB_CONFIGDATA_MPTXE) | |
106 | serial_printf("\t\tAuto split tx bulk packets\n"); | |
107 | if (b & MUSB_CONFIGDATA_BIGENDIAN) | |
108 | serial_printf("\t\tBig Endian ordering\n"); | |
109 | else | |
110 | serial_printf("\t\tLittle Endian ordering\n"); | |
111 | if (b & MUSB_CONFIGDATA_HBRXE) | |
112 | serial_printf("\t\tHigh speed rx iso endpoint\n"); | |
113 | if (b & MUSB_CONFIGDATA_HBTXE) | |
114 | serial_printf("\t\tHigh speed tx iso endpoint\n"); | |
115 | if (b & MUSB_CONFIGDATA_DYNFIFO) | |
116 | serial_printf("\t\tDynamic fifo sizing\n"); | |
117 | if (b & MUSB_CONFIGDATA_SOFTCONE) | |
118 | serial_printf("\t\tSoft Connect\n"); | |
119 | if (b & MUSB_CONFIGDATA_UTMIDW) | |
120 | serial_printf("\t\t16 bit data width\n"); | |
121 | else | |
122 | serial_printf("\t\t8 bit data width\n"); | |
123 | } | |
124 | ||
125 | static inline void musb_print_rxmaxp(u16 w) | |
126 | { | |
127 | serial_printf("\trxmaxp 0x%4.4x\n", w); | |
128 | } | |
129 | ||
130 | static inline void musb_print_rxcsr(u16 w) | |
131 | { | |
132 | serial_printf("\trxcsr 0x%4.4x\n", w); | |
133 | MUSB_FLAGS_PRINT(w, RXCSR, AUTOCLEAR); | |
134 | MUSB_FLAGS_PRINT(w, RXCSR, DMAENAB); | |
135 | MUSB_FLAGS_PRINT(w, RXCSR, DISNYET); | |
136 | MUSB_FLAGS_PRINT(w, RXCSR, PID_ERR); | |
137 | MUSB_FLAGS_PRINT(w, RXCSR, DMAMODE); | |
138 | MUSB_FLAGS_PRINT(w, RXCSR, CLRDATATOG); | |
139 | MUSB_FLAGS_PRINT(w, RXCSR, FLUSHFIFO); | |
140 | MUSB_FLAGS_PRINT(w, RXCSR, DATAERROR); | |
141 | MUSB_FLAGS_PRINT(w, RXCSR, FIFOFULL); | |
142 | MUSB_FLAGS_PRINT(w, RXCSR, RXPKTRDY); | |
143 | MUSB_FLAGS_PRINT(w, RXCSR_P, SENTSTALL); | |
144 | MUSB_FLAGS_PRINT(w, RXCSR_P, SENDSTALL); | |
145 | MUSB_FLAGS_PRINT(w, RXCSR_P, OVERRUN); | |
146 | ||
147 | if (w & MUSB_RXCSR_P_ISO) | |
148 | serial_printf("\t\tiso mode\n"); | |
149 | else | |
150 | serial_printf("\t\tbulk mode\n"); | |
151 | ||
152 | } | |
153 | ||
154 | static inline void musb_print_txmaxp(u16 w) | |
155 | { | |
156 | serial_printf("\ttxmaxp 0x%4.4x\n", w); | |
157 | } | |
158 | ||
159 | static inline void musb_print_txcsr(u16 w) | |
160 | { | |
161 | serial_printf("\ttxcsr 0x%4.4x\n", w); | |
162 | MUSB_FLAGS_PRINT(w, TXCSR, TXPKTRDY); | |
163 | MUSB_FLAGS_PRINT(w, TXCSR, FIFONOTEMPTY); | |
164 | MUSB_FLAGS_PRINT(w, TXCSR, FLUSHFIFO); | |
165 | MUSB_FLAGS_PRINT(w, TXCSR, CLRDATATOG); | |
166 | MUSB_FLAGS_PRINT(w, TXCSR_P, UNDERRUN); | |
167 | MUSB_FLAGS_PRINT(w, TXCSR_P, SENTSTALL); | |
168 | MUSB_FLAGS_PRINT(w, TXCSR_P, SENDSTALL); | |
169 | ||
170 | if (w & MUSB_TXCSR_MODE) | |
171 | serial_printf("\t\tTX mode\n"); | |
172 | else | |
173 | serial_printf("\t\tRX mode\n"); | |
174 | } | |
175 | ||
176 | #else | |
177 | ||
178 | /* stubs */ | |
179 | ||
180 | #define musb_print_pwr(b) | |
181 | #define musb_print_csr0(w) | |
182 | #define musb_print_intrusb(b) | |
183 | #define musb_print_intrtx(w) | |
184 | #define musb_print_intrrx(w) | |
185 | #define musb_print_devctl(b) | |
186 | #define musb_print_config(b) | |
187 | #define musb_print_rxmaxp(w) | |
188 | #define musb_print_rxcsr(w) | |
189 | #define musb_print_txmaxp(w) | |
190 | #define musb_print_txcsr(w) | |
191 | ||
192 | #endif /* MUSB_DEBUG */ |