2 * Generic IEEE 1394 definitions
5 #ifndef _IEEE1394_IEEE1394_H
6 #define _IEEE1394_IEEE1394_H
8 #define TCODE_WRITEQ 0x0
9 #define TCODE_WRITEB 0x1
10 #define TCODE_WRITE_RESPONSE 0x2
11 #define TCODE_READQ 0x4
12 #define TCODE_READB 0x5
13 #define TCODE_READQ_RESPONSE 0x6
14 #define TCODE_READB_RESPONSE 0x7
15 #define TCODE_CYCLE_START 0x8
16 #define TCODE_LOCK_REQUEST 0x9
17 #define TCODE_ISO_DATA 0xa
18 #define TCODE_LOCK_RESPONSE 0xb
20 #define RCODE_COMPLETE 0x0
21 #define RCODE_CONFLICT_ERROR 0x4
22 #define RCODE_DATA_ERROR 0x5
23 #define RCODE_TYPE_ERROR 0x6
24 #define RCODE_ADDRESS_ERROR 0x7
26 #define EXTCODE_MASK_SWAP 0x1
27 #define EXTCODE_COMPARE_SWAP 0x2
28 #define EXTCODE_FETCH_ADD 0x3
29 #define EXTCODE_LITTLE_ADD 0x4
30 #define EXTCODE_BOUNDED_ADD 0x5
31 #define EXTCODE_WRAP_ADD 0x6
33 #define ACK_COMPLETE 0x1
34 #define ACK_PENDING 0x2
35 #define ACK_BUSY_X 0x4
36 #define ACK_BUSY_A 0x5
37 #define ACK_BUSY_B 0x6
38 #define ACK_DATA_ERROR 0xd
39 #define ACK_TYPE_ERROR 0xe
41 /* Non-standard "ACK codes" for internal use */
42 #define ACKX_NONE (-1)
43 #define ACKX_SEND_ERROR (-2)
44 #define ACKX_ABORTED (-3)
45 #define ACKX_TIMEOUT (-4)
52 /* Maps speed values above to a string representation */
53 extern const char *hpsb_speedto_str[];
55 #define SELFID_PWRCL_NO_POWER 0x0
56 #define SELFID_PWRCL_PROVIDE_15W 0x1
57 #define SELFID_PWRCL_PROVIDE_30W 0x2
58 #define SELFID_PWRCL_PROVIDE_45W 0x3
59 #define SELFID_PWRCL_USE_1W 0x4
60 #define SELFID_PWRCL_USE_3W 0x5
61 #define SELFID_PWRCL_USE_6W 0x6
62 #define SELFID_PWRCL_USE_10W 0x7
64 #define SELFID_PORT_CHILD 0x3
65 #define SELFID_PORT_PARENT 0x2
66 #define SELFID_PORT_NCONN 0x1
67 #define SELFID_PORT_NONE 0x0
70 #include <asm/byteorder.h>
72 #ifdef __BIG_ENDIAN_BITFIELD
75 u32 packet_identifier:2; /* always binary 10 */
78 u32 extended:1; /* if true is struct ext_selfid */
90 u32 initiated_reset:1;
92 } __attribute__((packed));
95 u32 packet_identifier:2; /* always binary 10 */
98 u32 extended:1; /* if false is struct selfid */
113 } __attribute__((packed));
115 #elif defined __LITTLE_ENDIAN_BITFIELD /* __BIG_ENDIAN_BITFIELD */
118 * Note: these mean to be bit fields of a big endian SelfID as seen on a little
119 * endian machine. Without swapping.
124 u32 packet_identifier:2; /* always binary 10 */
128 u32 extended:1; /* if true is struct ext_selfid */
136 u32 initiated_reset:1;
140 } __attribute__((packed));
144 u32 packet_identifier:2; /* always binary 10 */
149 u32 extended:1; /* if false is struct selfid */
161 } __attribute__((packed));
164 #error What? PDP endian?
165 #endif /* __BIG_ENDIAN_BITFIELD */
168 #endif /* _IEEE1394_IEEE1394_H */