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1da177e4 LT |
1 | #ifndef IEEE1394_RAW1394_H |
2 | #define IEEE1394_RAW1394_H | |
3 | ||
4 | /* header for the raw1394 API that is exported to user-space */ | |
5 | ||
6 | #define RAW1394_KERNELAPI_VERSION 4 | |
7 | ||
8 | /* state: opened */ | |
9 | #define RAW1394_REQ_INITIALIZE 1 | |
10 | ||
11 | /* state: initialized */ | |
12 | #define RAW1394_REQ_LIST_CARDS 2 | |
13 | #define RAW1394_REQ_SET_CARD 3 | |
14 | ||
15 | /* state: connected */ | |
16 | #define RAW1394_REQ_ASYNC_READ 100 | |
17 | #define RAW1394_REQ_ASYNC_WRITE 101 | |
18 | #define RAW1394_REQ_LOCK 102 | |
19 | #define RAW1394_REQ_LOCK64 103 | |
53c96b41 | 20 | #define RAW1394_REQ_ISO_SEND 104 /* removed ABI, now a no-op */ |
1da177e4 LT |
21 | #define RAW1394_REQ_ASYNC_SEND 105 |
22 | #define RAW1394_REQ_ASYNC_STREAM 106 | |
23 | ||
53c96b41 | 24 | #define RAW1394_REQ_ISO_LISTEN 200 /* removed ABI, now a no-op */ |
1da177e4 LT |
25 | #define RAW1394_REQ_FCP_LISTEN 201 |
26 | #define RAW1394_REQ_RESET_BUS 202 | |
27 | #define RAW1394_REQ_GET_ROM 203 | |
28 | #define RAW1394_REQ_UPDATE_ROM 204 | |
29 | #define RAW1394_REQ_ECHO 205 | |
30 | #define RAW1394_REQ_MODIFY_ROM 206 | |
31 | ||
32 | #define RAW1394_REQ_ARM_REGISTER 300 | |
33 | #define RAW1394_REQ_ARM_UNREGISTER 301 | |
34 | #define RAW1394_REQ_ARM_SET_BUF 302 | |
35 | #define RAW1394_REQ_ARM_GET_BUF 303 | |
36 | ||
37 | #define RAW1394_REQ_RESET_NOTIFY 400 | |
38 | ||
39 | #define RAW1394_REQ_PHYPACKET 500 | |
40 | ||
41 | /* kernel to user */ | |
42 | #define RAW1394_REQ_BUS_RESET 10000 | |
43 | #define RAW1394_REQ_ISO_RECEIVE 10001 | |
44 | #define RAW1394_REQ_FCP_REQUEST 10002 | |
45 | #define RAW1394_REQ_ARM 10003 | |
46 | #define RAW1394_REQ_RAWISO_ACTIVITY 10004 | |
47 | ||
48 | /* error codes */ | |
49 | #define RAW1394_ERROR_NONE 0 | |
50 | #define RAW1394_ERROR_COMPAT (-1001) | |
51 | #define RAW1394_ERROR_STATE_ORDER (-1002) | |
52 | #define RAW1394_ERROR_GENERATION (-1003) | |
53 | #define RAW1394_ERROR_INVALID_ARG (-1004) | |
54 | #define RAW1394_ERROR_MEMFAULT (-1005) | |
55 | #define RAW1394_ERROR_ALREADY (-1006) | |
56 | ||
57 | #define RAW1394_ERROR_EXCESSIVE (-1020) | |
58 | #define RAW1394_ERROR_UNTIDY_LEN (-1021) | |
59 | ||
60 | #define RAW1394_ERROR_SEND_ERROR (-1100) | |
61 | #define RAW1394_ERROR_ABORTED (-1101) | |
62 | #define RAW1394_ERROR_TIMEOUT (-1102) | |
63 | ||
64 | /* arm_codes */ | |
65 | #define ARM_READ 1 | |
66 | #define ARM_WRITE 2 | |
67 | #define ARM_LOCK 4 | |
68 | ||
69 | #define RAW1394_LONG_RESET 0 | |
70 | #define RAW1394_SHORT_RESET 1 | |
71 | ||
72 | /* busresetnotify ... */ | |
73 | #define RAW1394_NOTIFY_OFF 0 | |
74 | #define RAW1394_NOTIFY_ON 1 | |
75 | ||
76 | #include <asm/types.h> | |
77 | ||
78 | struct raw1394_request { | |
79 | __u32 type; | |
80 | __s32 error; | |
81 | __u32 misc; | |
82 | ||
83 | __u32 generation; | |
84 | __u32 length; | |
85 | ||
86 | __u64 address; | |
87 | ||
88 | __u64 tag; | |
89 | ||
90 | __u64 sendb; | |
91 | __u64 recvb; | |
92 | }; | |
93 | ||
94 | struct raw1394_khost_list { | |
95 | __u32 nodes; | |
96 | __u8 name[32]; | |
97 | }; | |
98 | ||
99 | typedef struct arm_request { | |
100 | __u16 destination_nodeid; | |
101 | __u16 source_nodeid; | |
102 | __u64 destination_offset; | |
103 | __u8 tlabel; | |
104 | __u8 tcode; | |
105 | __u8 extended_transaction_code; | |
106 | __u32 generation; | |
107 | __u16 buffer_length; | |
108 | __u8 __user *buffer; | |
109 | } *arm_request_t; | |
110 | ||
111 | typedef struct arm_response { | |
112 | __s32 response_code; | |
113 | __u16 buffer_length; | |
114 | __u8 __user *buffer; | |
115 | } *arm_response_t; | |
116 | ||
117 | typedef struct arm_request_response { | |
118 | struct arm_request __user *request; | |
119 | struct arm_response __user *response; | |
120 | } *arm_request_response_t; | |
121 | ||
122 | /* rawiso API */ | |
123 | #include "ieee1394-ioctl.h" | |
124 | ||
125 | /* per-packet metadata embedded in the ringbuffer */ | |
126 | /* must be identical to hpsb_iso_packet_info in iso.h! */ | |
127 | struct raw1394_iso_packet_info { | |
128 | __u32 offset; | |
129 | __u16 len; | |
130 | __u16 cycle; /* recv only */ | |
131 | __u8 channel; /* recv only */ | |
132 | __u8 tag; | |
133 | __u8 sy; | |
134 | }; | |
135 | ||
136 | /* argument for RAW1394_ISO_RECV/XMIT_PACKETS ioctls */ | |
137 | struct raw1394_iso_packets { | |
138 | __u32 n_packets; | |
139 | struct raw1394_iso_packet_info __user *infos; | |
140 | }; | |
141 | ||
142 | struct raw1394_iso_config { | |
143 | /* size of packet data buffer, in bytes (will be rounded up to PAGE_SIZE) */ | |
144 | __u32 data_buf_size; | |
145 | ||
146 | /* # of packets to buffer */ | |
147 | __u32 buf_packets; | |
148 | ||
149 | /* iso channel (set to -1 for multi-channel recv) */ | |
150 | __s32 channel; | |
151 | ||
152 | /* xmit only - iso transmission speed */ | |
153 | __u8 speed; | |
154 | ||
155 | /* The mode of the dma when receiving iso data. Must be supported by chip */ | |
156 | __u8 dma_mode; | |
157 | ||
158 | /* max. latency of buffer, in packets (-1 if you don't care) */ | |
159 | __s32 irq_interval; | |
160 | }; | |
161 | ||
162 | /* argument to RAW1394_ISO_XMIT/RECV_INIT and RAW1394_ISO_GET_STATUS */ | |
163 | struct raw1394_iso_status { | |
164 | /* current settings */ | |
165 | struct raw1394_iso_config config; | |
166 | ||
167 | /* number of packets waiting to be filled with data (ISO transmission) | |
168 | or containing data received (ISO reception) */ | |
169 | __u32 n_packets; | |
170 | ||
171 | /* approximate number of packets dropped due to overflow or | |
172 | underflow of the packet buffer (a value of zero guarantees | |
173 | that no packets have been dropped) */ | |
174 | __u32 overflows; | |
175 | ||
176 | /* cycle number at which next packet will be transmitted; | |
177 | -1 if not known */ | |
178 | __s16 xmit_cycle; | |
179 | }; | |
180 | ||
3dc5ea9b PP |
181 | /* argument to RAW1394_IOC_GET_CYCLE_TIMER ioctl */ |
182 | struct raw1394_cycle_timer { | |
183 | /* contents of Isochronous Cycle Timer register, | |
184 | as in OHCI 1.1 clause 5.13 (also with non-OHCI hosts) */ | |
185 | __u32 cycle_timer; | |
186 | ||
187 | /* local time in microseconds since Epoch, | |
188 | simultaneously read with cycle timer */ | |
189 | __u64 local_time; | |
190 | }; | |
1da177e4 | 191 | #endif /* IEEE1394_RAW1394_H */ |