Return to sdmmcchip.h CVS log

Up to [local] / sys / dev / sdmmc

Annotation of sys/dev/sdmmc/sdmmcchip.h, Revision 1.1

1.1     ! nbrk        1: /*     $OpenBSD: sdmmcchip.h,v 1.3 2007/05/31 10:09:01 uwe Exp $       */
        !             2:
        !             3: /*
        !             4:  * Copyright (c) 2006 Uwe Stuehler <uwe@openbsd.org>
        !             5:  *
        !             6:  * Permission to use, copy, modify, and distribute this software for any
        !             7:  * purpose with or without fee is hereby granted, provided that the above
        !             8:  * copyright notice and this permission notice appear in all copies.
        !             9:  *
        !            10:  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
        !            11:  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
        !            12:  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
        !            13:  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
        !            14:  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
        !            15:  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
        !            16:  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
        !            17:  */
        !            18:
        !            19: #ifndef _SDMMC_CHIP_H_
        !            20: #define _SDMMC_CHIP_H_
        !            21:
        !            22: struct sdmmc_command;
        !            23:
        !            24: typedef struct sdmmc_chip_functions *sdmmc_chipset_tag_t;
        !            25: typedef void *sdmmc_chipset_handle_t;
        !            26:
        !            27: struct sdmmc_chip_functions {
        !            28:        /* host controller reset */
        !            29:        int     (*host_reset)(sdmmc_chipset_handle_t);
        !            30:        /* host capabilities */
        !            31:        u_int32_t (*host_ocr)(sdmmc_chipset_handle_t);
        !            32:        int     (*host_maxblklen)(sdmmc_chipset_handle_t);
        !            33:        /* card detection */
        !            34:        int     (*card_detect)(sdmmc_chipset_handle_t);
        !            35:        /* bus power and clock frequency */
        !            36:        int     (*bus_power)(sdmmc_chipset_handle_t, u_int32_t);
        !            37:        int     (*bus_clock)(sdmmc_chipset_handle_t, int);
        !            38:        /* command execution */
        !            39:        void    (*exec_command)(sdmmc_chipset_handle_t,
        !            40:                    struct sdmmc_command *);
        !            41:        /* card interrupt */
        !            42:        void    (*card_intr_mask)(sdmmc_chipset_handle_t, int);
        !            43:        void    (*card_intr_ack)(sdmmc_chipset_handle_t);
        !            44: };
        !            45:
        !            46: /* host controller reset */
        !            47: #define sdmmc_chip_host_reset(tag, handle)                             \
        !            48:        ((tag)->host_reset((handle)))
        !            49: /* host capabilities */
        !            50: #define sdmmc_chip_host_ocr(tag, handle)                               \
        !            51:        ((tag)->host_ocr((handle)))
        !            52: #define sdmmc_chip_host_maxblklen(tag, handle)                         \
        !            53:        ((tag)->host_maxblklen((handle)))
        !            54: /* card detection */
        !            55: #define sdmmc_chip_card_detect(tag, handle)                            \
        !            56:        ((tag)->card_detect((handle)))
        !            57: /* bus power and clock frequency */
        !            58: #define sdmmc_chip_bus_power(tag, handle, ocr)                         \
        !            59:        ((tag)->bus_power((handle), (ocr)))
        !            60: #define sdmmc_chip_bus_clock(tag, handle, freq)                                \
        !            61:        ((tag)->bus_clock((handle), (freq)))
        !            62: /* command execution */
        !            63: #define sdmmc_chip_exec_command(tag, handle, cmdp)                     \
        !            64:        ((tag)->exec_command((handle), (cmdp)))
        !            65: /* card interrupt */
        !            66: #define sdmmc_chip_card_intr_mask(tag, handle, enable)                 \
        !            67:        ((tag)->card_intr_mask((handle), (enable)))
        !            68: #define sdmmc_chip_card_intr_ack(tag, handle)                          \
        !            69:        ((tag)->card_intr_ack((handle)))
        !            70:
        !            71: /* clock frequencies for sdmmc_chip_bus_clock() */
        !            72: #define SDMMC_SDCLK_OFF                0
        !            73: #define SDMMC_SDCLK_400KHZ     400
        !            74: #define SDMMC_SDCLK_25MHZ      25000
        !            75:
        !            76: struct sdmmcbus_attach_args {
        !            77:        const char *saa_busname;
        !            78:        sdmmc_chipset_tag_t sct;
        !            79:        sdmmc_chipset_handle_t sch;
        !            80: };
        !            81:
        !            82: void   sdmmc_needs_discover(struct device *);
        !            83: void   sdmmc_card_intr(struct device *);
        !            84: void   sdmmc_delay(u_int);
        !            85:
        !            86: #endif