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- /*
- * Generic IEEE 1394 definitions
- */
- #ifndef _IEEE1394_IEEE1394_H
- #define _IEEE1394_IEEE1394_H
- #define TCODE_WRITEQ 0x0
- #define TCODE_WRITEB 0x1
- #define TCODE_WRITE_RESPONSE 0x2
- #define TCODE_READQ 0x4
- #define TCODE_READB 0x5
- #define TCODE_READQ_RESPONSE 0x6
- #define TCODE_READB_RESPONSE 0x7
- #define TCODE_CYCLE_START 0x8
- #define TCODE_LOCK_REQUEST 0x9
- #define TCODE_ISO_DATA 0xa
- #define TCODE_LOCK_RESPONSE 0xb
- #define RCODE_COMPLETE 0x0
- #define RCODE_CONFLICT_ERROR 0x4
- #define RCODE_DATA_ERROR 0x5
- #define RCODE_TYPE_ERROR 0x6
- #define RCODE_ADDRESS_ERROR 0x7
- #define EXTCODE_MASK_SWAP 0x1
- #define EXTCODE_COMPARE_SWAP 0x2
- #define EXTCODE_FETCH_ADD 0x3
- #define EXTCODE_LITTLE_ADD 0x4
- #define EXTCODE_BOUNDED_ADD 0x5
- #define EXTCODE_WRAP_ADD 0x6
- #define ACK_COMPLETE 0x1
- #define ACK_PENDING 0x2
- #define ACK_BUSY_X 0x4
- #define ACK_BUSY_A 0x5
- #define ACK_BUSY_B 0x6
- #define ACK_DATA_ERROR 0xd
- #define ACK_TYPE_ERROR 0xe
- /* Non-standard "ACK codes" for internal use */
- #define ACKX_NONE (-1)
- #define ACKX_SEND_ERROR (-2)
- #define ACKX_ABORTED (-3)
- #define ACKX_TIMEOUT (-4)
- #define SPEED_100 0x0
- #define SPEED_200 0x1
- #define SPEED_400 0x2
- /* Maps speed values above to a string representation */
- extern const char *hpsb_speedto_str[];
- #define SELFID_PWRCL_NO_POWER 0x0
- #define SELFID_PWRCL_PROVIDE_15W 0x1
- #define SELFID_PWRCL_PROVIDE_30W 0x2
- #define SELFID_PWRCL_PROVIDE_45W 0x3
- #define SELFID_PWRCL_USE_1W 0x4
- #define SELFID_PWRCL_USE_3W 0x5
- #define SELFID_PWRCL_USE_6W 0x6
- #define SELFID_PWRCL_USE_10W 0x7
- #define SELFID_PORT_CHILD 0x3
- #define SELFID_PORT_PARENT 0x2
- #define SELFID_PORT_NCONN 0x1
- #define SELFID_PORT_NONE 0x0
- #include <asm/byteorder.h>
- #ifdef __BIG_ENDIAN_BITFIELD
- struct selfid {
- u32 packet_identifier:2; /* always binary 10 */
- u32 phy_id:6;
- /* byte */
- u32 extended:1; /* if true is struct ext_selfid */
- u32 link_active:1;
- u32 gap_count:6;
- /* byte */
- u32 speed:2;
- u32 phy_delay:2;
- u32 contender:1;
- u32 power_class:3;
- /* byte */
- u32 port0:2;
- u32 port1:2;
- u32 port2:2;
- u32 initiated_reset:1;
- u32 more_packets:1;
- } __attribute__((packed));
- struct ext_selfid {
- u32 packet_identifier:2; /* always binary 10 */
- u32 phy_id:6;
- /* byte */
- u32 extended:1; /* if false is struct selfid */
- u32 seq_nr:3;
- u32 reserved:2;
- u32 porta:2;
- /* byte */
- u32 portb:2;
- u32 portc:2;
- u32 portd:2;
- u32 porte:2;
- /* byte */
- u32 portf:2;
- u32 portg:2;
- u32 porth:2;
- u32 reserved2:1;
- u32 more_packets:1;
- } __attribute__((packed));
- #elif defined __LITTLE_ENDIAN_BITFIELD /* __BIG_ENDIAN_BITFIELD */
- /*
- * Note: these mean to be bit fields of a big endian SelfID as seen on a little
- * endian machine. Without swapping.
- */
- struct selfid {
- u32 phy_id:6;
- u32 packet_identifier:2; /* always binary 10 */
- /* byte */
- u32 gap_count:6;
- u32 link_active:1;
- u32 extended:1; /* if true is struct ext_selfid */
- /* byte */
- u32 power_class:3;
- u32 contender:1;
- u32 phy_delay:2;
- u32 speed:2;
- /* byte */
- u32 more_packets:1;
- u32 initiated_reset:1;
- u32 port2:2;
- u32 port1:2;
- u32 port0:2;
- } __attribute__((packed));
- struct ext_selfid {
- u32 phy_id:6;
- u32 packet_identifier:2; /* always binary 10 */
- /* byte */
- u32 porta:2;
- u32 reserved:2;
- u32 seq_nr:3;
- u32 extended:1; /* if false is struct selfid */
- /* byte */
- u32 porte:2;
- u32 portd:2;
- u32 portc:2;
- u32 portb:2;
- /* byte */
- u32 more_packets:1;
- u32 reserved2:1;
- u32 porth:2;
- u32 portg:2;
- u32 portf:2;
- } __attribute__((packed));
- #else
- #error What? PDP endian?
- #endif /* __BIG_ENDIAN_BITFIELD */
- #endif /* _IEEE1394_IEEE1394_H */