Return to pciide_cy693_reg.h CVS log

Up to [local] / sys / dev / pci

Annotation of sys/dev/pci/pciide_cy693_reg.h, Revision 1.1

1.1     ! nbrk        1: /*     $OpenBSD: pciide_cy693_reg.h,v 1.7 2004/10/17 18:16:12 grange Exp $     */
        !             2: /*     $NetBSD: pciide_cy693_reg.h,v 1.4 2000/05/15 08:46:01 bouyer Exp $      */
        !             3:
        !             4: /*
        !             5:  * Copyright (c) 1998 Manuel Bouyer.
        !             6:  *
        !             7:  * Redistribution and use in source and binary forms, with or without
        !             8:  * modification, are permitted provided that the following conditions
        !             9:  * are met:
        !            10:  * 1. Redistributions of source code must retain the above copyright
        !            11:  *    notice, this list of conditions and the following disclaimer.
        !            12:  * 2. Redistributions in binary form must reproduce the above copyright
        !            13:  *    notice, this list of conditions and the following disclaimer in the
        !            14:  *    documentation and/or other materials provided with the distribution.
        !            15:  * 3. All advertising materials mentioning features or use of this software
        !            16:  *    must display the following acknowledgement:
        !            17:  *     This product includes software developed by Manuel Bouyer.
        !            18:  * 4. Neither the name of the University nor the names of its contributors
        !            19:  *    may be used to endorse or promote products derived from this software
        !            20:  *    without specific prior written permission.
        !            21:  *
        !            22:  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
        !            23:  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
        !            24:  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
        !            25:  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
        !            26:  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
        !            27:  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
        !            28:  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
        !            29:  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
        !            30:  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
        !            31:  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
        !            32:  *
        !            33:  */
        !            34:
        !            35: #ifndef _DEV_PCI_PCIIDE_CY693_REG_H_
        !            36: #define _DEV_PCI_PCIIDE_CY693_REG_H_
        !            37:
        !            38: /*
        !            39:  * Registers definitions for Contaq/Cypress's CY82693U PCI IDE controller.
        !            40:  * Available from http://www.cypress.com/japan/prodgate/chip/cy82c693.html
        !            41:  * This chip has 2 PCI IDE functions, each of them has only one channel
        !            42:  * So there's no primary/secodary distinction in the registers defs.
        !            43:  */
        !            44:
        !            45: /* IDE control register */
        !            46: #define CY_CTRL 0x40
        !            47: #define CY_CTRL_RETRY                  0x00002000
        !            48: #define CY_CTRL_SLAVE_PREFETCH         0x00000400
        !            49: #define CY_CTRL_POSTWRITE              0x00000200
        !            50: #define        CY_CTRL_PREFETCH(drive)         (0x00000100 << (2 * (drive)))
        !            51: #define CY_CTRL_POSTWRITE_LENGTH_MASK  0x00000030
        !            52: #define CY_CTRL_POSTWRITE_LENGTH_OFF    4
        !            53: #define CY_CTRL_PREFETCH_LENGTH_MASK   0x00000003
        !            54: #define CY_CTRL_PREFETCH_LENGTH_OFF    0
        !            55:
        !            56: /* IDE addr setup control register */
        !            57: #define CY_ADDR_CTRL 0x48
        !            58: #define CY_ADDR_CTRL_SETUP_OFF(drive)  (4 * (drive))
        !            59: #define CY_ADDR_CTRL_SETUP_MASK(drive) \
        !            60:        (0x00000007 << CY_ADDR_CTRL_SETUP_OFF(drive))
        !            61:
        !            62: /* command control register */
        !            63: #define CY_CMD_CTRL 0x4c
        !            64: #define CY_CMD_CTRL_IOW_PULSE_OFF(drive)       (12 + 16 * (drive))
        !            65: #define CY_CMD_CTRL_IOW_REC_OFF(drive)         (8 + 16 * (drive))
        !            66: #define CY_CMD_CTRL_IOR_PULSE_OFF(drive)       (4 + 16 * (drive))
        !            67: #define CY_CMD_CTRL_IOR_REC_OFF(drive)         (0 + 16 * (drive))
        !            68:
        !            69: static int8_t cy_pio_pulse[] = {9, 4, 3, 2, 2};
        !            70: static int8_t cy_pio_rec[] =   {9, 7, 4, 2, 0};
        !            71: #ifdef unused
        !            72: static int8_t cy_dma_pulse[] = {7, 2, 2};
        !            73: static int8_t cy_dma_rec[] =   {7, 1, 0};
        !            74: #endif
        !            75:
        !            76: /*
        !            77:  * The cypress is quite weird: it uses 8-bit ISA registers to control
        !            78:  * DMA modes.
        !            79:  */
        !            80:
        !            81: #define CY_DMA_ADDR 0x22
        !            82: #define CY_DMA_SIZE 0x2
        !            83:
        !            84: #define CY_DMA_IDX 0x00
        !            85: #define CY_DMA_IDX_PRIMARY     0x30
        !            86: #define CY_DMA_IDX_SECONDARY   0x31
        !            87: #define CY_DMA_IDX_TIMEOUT     0x32
        !            88:
        !            89: #define CY_DMA_DATA 0x01
        !            90: /* Multiword DMA transfer, for CY_DMA_IDX_PRIMARY or CY_DMA_IDX_SECONDARY */
        !            91: #define CY_DMA_DATA_MODE_MASK  0x03
        !            92: #define CY_DMA_DATA_SINGLE     0x04
        !            93:
        !            94: /* Private data */
        !            95: struct pciide_cy {
        !            96:        const struct cy82c693_handle *cy_handle;
        !            97:        int cy_compatchan;
        !            98: };
        !            99:
        !           100: #endif /* !_DEV_PCI_PCIIDE_CY693_REG_H_ */