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Annotation of sys/arch/macppc/dev/kiicvar.h, Revision 1.1

1.1     ! nbrk        1: /*     $OpenBSD: kiicvar.h,v 1.2 2007/05/20 23:38:52 thib Exp $        */
        !             2:
        !             3: /*-
        !             4:  * Copyright (c) 2001 Tsubai Masanari.  All rights reserved.
        !             5:  *
        !             6:  * Redistribution and use in source and binary forms, with or without
        !             7:  * modification, are permitted provided that the following conditions
        !             8:  * are met:
        !             9:  * 1. Redistributions of source code must retain the above copyright
        !            10:  *    notice, this list of conditions and the following disclaimer.
        !            11:  * 2. Redistributions in binary form must reproduce the above copyright
        !            12:  *    notice, this list of conditions and the following disclaimer in the
        !            13:  *    documentation and/or other materials provided with the distribution.
        !            14:  * 3. The name of the author may not be used to endorse or promote products
        !            15:  *    derived from this software without specific prior written permission.
        !            16:  *
        !            17:  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
        !            18:  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
        !            19:  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
        !            20:  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
        !            21:  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
        !            22:  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
        !            23:  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
        !            24:  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
        !            25:  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
        !            26:  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
        !            27:  */
        !            28:
        !            29: #ifndef KIICVAR_H
        !            30: #define KIICVAR_H
        !            31:
        !            32: #include <sys/param.h>
        !            33: #include <sys/device.h>
        !            34: #include <sys/systm.h>
        !            35: #include <sys/rwlock.h>
        !            36:
        !            37: #include <dev/i2c/i2cvar.h>
        !            38:
        !            39: /* Keywest I2C Register offsets */
        !            40: #define MODE   0
        !            41: #define CONTROL        1
        !            42: #define STATUS 2
        !            43: #define ISR    3
        !            44: #define IER    4
        !            45: #define ADDR   5
        !            46: #define SUBADDR        6
        !            47: #define DATA   7
        !            48:
        !            49: /* MODE */
        !            50: #define I2C_SPEED      0x03    /* Speed mask */
        !            51: #define  I2C_100kHz    0x00
        !            52: #define  I2C_50kHz     0x01
        !            53: #define  I2C_25kHz     0x02
        !            54: #define I2C_MODE       0x0c    /* Mode mask */
        !            55: #define  I2C_DUMBMODE  0x00    /*  Dumb mode */
        !            56: #define  I2C_STDMODE   0x04    /*  Standard mode */
        !            57: #define  I2C_STDSUBMODE        0x08    /*  Standard mode + sub address */
        !            58: #define  I2C_COMBMODE  0x0c    /*  Combined mode */
        !            59: #define I2C_PORT       0xf0    /* Port mask */
        !            60: #define  I2C_BUS1      0x10    /* choose Bus 1 */
        !            61:
        !            62: /* CONTROL */
        !            63: #define I2C_CT_AAK     0x01    /* Send AAK */
        !            64: #define I2C_CT_ADDR    0x02    /* Send address(es) */
        !            65: #define I2C_CT_STOP    0x04    /* Send STOP */
        !            66: #define I2C_CT_START   0x08    /* Send START */
        !            67:
        !            68: /* STATUS */
        !            69: #define I2C_ST_BUSY    0x01    /* Busy */
        !            70: #define I2C_ST_LASTAAK 0x02    /* Last AAK */
        !            71: #define I2C_ST_LASTRW  0x04    /* Last R/W */
        !            72: #define I2C_ST_SDA     0x08    /* SDA */
        !            73: #define I2C_ST_SCL     0x10    /* SCL */
        !            74:
        !            75: /* ISR/IER */
        !            76: #define I2C_INT_DATA   0x01    /* Data byte sent/received */
        !            77: #define I2C_INT_ADDR   0x02    /* Address sent */
        !            78: #define I2C_INT_STOP   0x04    /* STOP condition sent */
        !            79: #define I2C_INT_START  0x08    /* START condition sent */
        !            80:
        !            81: /* I2C flags */
        !            82: #define I2C_BUSY       0x01
        !            83: #define I2C_READING    0x02
        !            84: #define I2C_ERROR      0x04
        !            85:
        !            86: #define KIIC_MAX_BUSSES        2
        !            87:
        !            88: struct kiic_softc {
        !            89:        struct device sc_dev;
        !            90:        paddr_t sc_paddr;
        !            91:        u_char *sc_reg;
        !            92:        int sc_regstep;
        !            93:
        !            94:        struct rwlock sc_buslock;
        !            95:        struct kiic_bus {
        !            96:                struct kiic_softc *sc;
        !            97:                struct i2c_controller i2c_tag;
        !            98:                u_int32_t reg;
        !            99:        } sc_bus[KIIC_MAX_BUSSES];
        !           100:
        !           101:        int sc_flags;
        !           102:        u_char *sc_data;
        !           103:        int sc_resid;
        !           104: };
        !           105:
        !           106: #endif