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Annotation of sys/dev/spivar.h, Revision 1.1

1.1     ! nbrk        1: /*     $Id$    */
        !             2: #ifndef _DEV_SPIVAR_H_
        !             3: #define _DEV_SPIVAR_H_
        !             4:
        !             5: /*
        !             6:  * SPI bus interface.
        !             7:  */
        !             8:
        !             9: struct spi_bus {
        !            10:        void    *bus_cookie;
        !            11:
        !            12:        uint32_t        bus_speed;
        !            13:        int     (*bus_shift_1)(void *, uint8_t);
        !            14: #if 0
        !            15:        uint16_t        (*bus_shift_2)(void *, uint16_t);
        !            16:        uint32_t        (*bus_shift_4)(void *, uint32_t);
        !            17: #endif
        !            18:
        !            19:        int     (*bus_acquire)(void *);
        !            20:        void    (*bus_release)(void *);
        !            21: };
        !            22:
        !            23: /*
        !            24:  * Methods.
        !            25:  */
        !            26: int            spi_shift_1(void *, uint8_t);
        !            27: uint16_t       spi_shift_2(void *, uint16_t);
        !            28: uint32_t       spi_shift_4(void *, uint32_t);
        !            29: int    spi_acquire(void *);
        !            30: void   spi_release(void *);
        !            31:
        !            32: /*
        !            33:  * Attachment.
        !            34:  */
        !            35: struct spibus_attach_args {
        !            36:        void    *sba_spisc;
        !            37:        struct spi_bus  *sba_bus;
        !            38: };
        !            39:
        !            40: int    spibus_print(void *, const char *);
        !            41:
        !            42: #endif /* !_DEV_SPIVAR_H_ */
        !            43: