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#ifndef IEEE1394_RAW1394_H
#define IEEE1394_RAW1394_H
/* header for the raw1394 API that is exported to user-space */
#define RAW1394_KERNELAPI_VERSION 4
/* state: opened */
#define RAW1394_REQ_INITIALIZE 1
/* state: initialized */
#define RAW1394_REQ_LIST_CARDS 2
#define RAW1394_REQ_SET_CARD 3
/* state: connected */
#define RAW1394_REQ_ASYNC_READ 100
#define RAW1394_REQ_ASYNC_WRITE 101
#define RAW1394_REQ_LOCK 102
#define RAW1394_REQ_LOCK64 103
#define RAW1394_REQ_ISO_SEND 104
#define RAW1394_REQ_ASYNC_SEND 105
#define RAW1394_REQ_ISO_LISTEN 200
#define RAW1394_REQ_FCP_LISTEN 201
#define RAW1394_REQ_RESET_BUS 202
#define RAW1394_REQ_GET_ROM 203
#define RAW1394_REQ_UPDATE_ROM 204
#define RAW1394_REQ_ECHO 205
#define RAW1394_REQ_ARM_REGISTER 300
#define RAW1394_REQ_ARM_UNREGISTER 301
#define RAW1394_REQ_RESET_NOTIFY 400
#define RAW1394_REQ_PHYPACKET 500
/* kernel to user */
#define RAW1394_REQ_BUS_RESET 10000
#define RAW1394_REQ_ISO_RECEIVE 10001
#define RAW1394_REQ_FCP_REQUEST 10002
#define RAW1394_REQ_ARM 10003
#define RAW1394_REQ_RAWISO_ACTIVITY 10004
/* error codes */
#define RAW1394_ERROR_NONE 0
#define RAW1394_ERROR_COMPAT (-1001)
#define RAW1394_ERROR_STATE_ORDER (-1002)
#define RAW1394_ERROR_GENERATION (-1003)
#define RAW1394_ERROR_INVALID_ARG (-1004)
#define RAW1394_ERROR_MEMFAULT (-1005)
#define RAW1394_ERROR_ALREADY (-1006)
#define RAW1394_ERROR_EXCESSIVE (-1020)
#define RAW1394_ERROR_UNTIDY_LEN (-1021)
#define RAW1394_ERROR_SEND_ERROR (-1100)
#define RAW1394_ERROR_ABORTED (-1101)
#define RAW1394_ERROR_TIMEOUT (-1102)
/* arm_codes */
#define ARM_READ 1
#define ARM_WRITE 2
#define ARM_LOCK 4
#define RAW1394_LONG_RESET 0
#define RAW1394_SHORT_RESET 1
/* busresetnotify ... */
#define RAW1394_NOTIFY_OFF 0
#define RAW1394_NOTIFY_ON 1
#include <asm/types.h>
struct raw1394_request {
__u32 type;
__s32 error;
__u32 misc;
__u32 generation;
__u32 length;
__u64 address;
__u64 tag;
__u64 sendb;
__u64 recvb;
};
struct raw1394_khost_list {
__u32 nodes;
__u8 name[32];
};
typedef struct arm_request {
__u16 destination_nodeid;
__u16 source_nodeid;
__u64 destination_offset;
__u8 tlabel;
__u8 tcode;
__u8 extended_transaction_code;
__u32 generation;
__u16 buffer_length;
__u8 *buffer;
} *arm_request_t;
typedef struct arm_response {
__s32 response_code;
__u16 buffer_length;
__u8 *buffer;
} *arm_response_t;
typedef struct arm_request_response {
struct arm_request *request;
struct arm_response *response;
} *arm_request_response_t;
/* rawiso API */
/* ioctls */
#define RAW1394_ISO_XMIT_INIT 1 /* arg: raw1394_iso_status* */
#define RAW1394_ISO_RECV_INIT 2 /* arg: raw1394_iso_status* */
#define RAW1394_ISO_RECV_START 3 /* arg: int, starting cycle */
#define RAW1394_ISO_XMIT_START 8 /* arg: int[2], { starting cycle, prebuffer } */
#define RAW1394_ISO_STOP 4
#define RAW1394_ISO_GET_STATUS 5 /* arg: raw1394_iso_status* */
#define RAW1394_ISO_PRODUCE_CONSUME 6 /* arg: int, # of packets */
#define RAW1394_ISO_SHUTDOWN 7
#define RAW1394_ISO_QUEUE_ACTIVITY 9
/* per-packet metadata embedded in the ringbuffer */
/* must be identical to hpsb_iso_packet_info in iso.h! */
struct raw1394_iso_packet_info {
__u16 len;
__u16 cycle;
__u8 channel; /* recv only */
__u8 tag;
__u8 sy;
};
struct raw1394_iso_config {
__u32 buf_packets;
__u32 max_packet_size;
__u32 channel;
__u32 speed; /* xmit only */
__s32 irq_interval;
};
/* argument to RAW1394_ISO_XMIT/RECV_INIT and RAW1394_ISO_GET_STATUS */
struct raw1394_iso_status {
/* current settings */
struct raw1394_iso_config config;
/* byte offset between successive packets in the buffer */
__s32 buf_stride;
/* byte offset of data payload within each packet */
__s32 packet_data_offset;
/* byte offset of struct iso_packet_info within each packet */
__s32 packet_info_offset;
/* index of next packet to fill with data (ISO transmission)
or next packet containing data recieved (ISO reception) */
__u32 first_packet;
/* number of packets waiting to be filled with data (ISO transmission)
or containing data received (ISO reception) */
__u32 n_packets;
/* approximate number of packets dropped due to overflow or
underflow of the packet buffer (a value of zero guarantees
that no packets have been dropped) */
__u32 overflows;
};
#endif /* IEEE1394_RAW1394_H */
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