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[/] [or1k/] [trunk/] [linux/] [linux-2.4/] [drivers/] [ieee1394/] [ieee1394.h] - Rev 1765
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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_STREAM_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 IEEE1394_SPEED_100 0x00 #define IEEE1394_SPEED_200 0x01 #define IEEE1394_SPEED_400 0x02 #define IEEE1394_SPEED_800 0x03 #define IEEE1394_SPEED_1600 0x04 #define IEEE1394_SPEED_3200 0x05 /* The current highest tested speed supported by the subsystem */ #define IEEE1394_SPEED_MAX IEEE1394_SPEED_800 /* 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 */