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Annotation of 43BSDTahoe/sys/tahoevba/psreg.h, revision 1.1.1.1

1.1       root        1: /*
                      2:  *     @(#)psreg.h     7.1 (Berkeley) 5/21/88
                      3:  */
                      4: 
                      5: #ifndef _PSREG_
                      6: #define _PSREG_
                      7: /*
                      8:  * PS300 definitions.
                      9:  */
                     10: #ifndef KERNEL
                     11: #include <sys/ioctl.h>
                     12: #else
                     13: #include "../h/ioctl.h"
                     14: #endif
                     15: 
                     16: struct  pslookup {
                     17:         int     pl_len;                 /* length of name string */
                     18:         char    *pl_name;               /* address of name string */
                     19:         u_long  pl_addr;                /* symbol's address */
                     20: };
                     21: 
                     22: /*
                     23:  * Maximum string which may be supplied for lookup.
                     24:  */
                     25: #define PS_MAXNAMELEN   256             /* must be <= PSMAXDMA */
                     26: 
                     27: /*
                     28:  * When doing physical i/o, one may specify the address
                     29:  * and whether or not refresh sync should is required with
                     30:  * a null iovec descriptor (iov_len = 0).
                     31:  */
                     32: #define PSIO_SYNC       1               /* do physical write w/ refresh sync */
                     33: 
                     34: /*
                     35:  * Ioctl requests.
                     36:  */
                     37: #define PSIOGETERROR    _IOR('p', 0, int)                 /* get last error */
                     38: #define PSIOLOOKUP      _IOWR('p', 1, struct pslookup)    /* do name lookup */
                     39: #define PSIORWLOGICAL   _IOWR('p', 2, int)                /* set i/o mode */
                     40: 
                     41: /*
                     42:  * Error codes returned by PSIOGETERROR are either
                     43:  * returned by the PS300 or, from the list below,
                     44:  * generated by the device driver.
                     45:  */
                     46: #define PSERROR_DIOTIMO         1       /* timeout during dioread/diowrite */
                     47: #define PSERROR_INVALBC         2       /* invalid byte count for read/write */
                     48: #define PSERROR_BADADDR         3       /* invalid address for read/write */
                     49: #define PSERROR_BADCMD          4       /* invalid command in ikstart */
                     50: #define PSERROR_NAMETIMO        5       /* timeout during nameaddr dioread */
                     51: #define PSERROR_CMDTIMO         6       /* operation timed out */
                     52: #endif

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