ltpc.h

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/***   ltpc.h
 *
 *
 ***/

#define LT_GETRESULT  0x00
#define LT_WRITEMEM   0x01
#define LT_READMEM    0x02
#define LT_GETFLAGS   0x04
#define LT_SETFLAGS   0x05
#define LT_INIT       0x10
#define LT_SENDLAP    0x13
#define LT_RCVLAP     0x14

/* the flag that we care about */
#define LT_FLAG_ALLLAP 0x04

struct lt_getresult {
    unsigned char command;
    unsigned char mailbox;
};

struct lt_mem {
    unsigned char command;
    unsigned char mailbox;
    unsigned short addr;    /* host order */
    unsigned short length;  /* host order */
};

struct lt_setflags {
    unsigned char command;
    unsigned char mailbox;
    unsigned char flags;
};

struct lt_getflags {
    unsigned char command;
    unsigned char mailbox;
};

struct lt_init {
    unsigned char command;
    unsigned char mailbox;
    unsigned char hint;
};

struct lt_sendlap {
    unsigned char command;
    unsigned char mailbox;
    unsigned char dnode;
    unsigned char laptype;
    unsigned short length;  /* host order */
};

struct lt_rcvlap {
    unsigned char command;
    unsigned char dnode;
    unsigned char snode;
    unsigned char laptype;
    unsigned short length;  /* host order */
};

union lt_command {
    struct lt_getresult getresult;
    struct lt_mem mem;
    struct lt_setflags setflags;
    struct lt_getflags getflags;
    struct lt_init init;
    struct lt_sendlap sendlap;
    struct lt_rcvlap rcvlap;
};
typedef union lt_command lt_command;