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Annotation of sys/dev/sdmmc/sdmmc_ioreg.h, Revision 1.1.1.1

1.1       nbrk        1: /*     $OpenBSD: sdmmc_ioreg.h,v 1.4 2007/06/02 01:48:37 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_IOREG_H
                     20: #define _SDMMC_IOREG_H
                     21:
                     22: /* SDIO commands */                            /* response type */
                     23: #define SD_IO_SEND_OP_COND             5       /* R4 */
                     24: #define SD_IO_RW_DIRECT                        52      /* R5 */
                     25: #define SD_IO_RW_EXTENDED              53      /* R5? */
                     26:
                     27: /* CMD52 arguments */
                     28: #define SD_ARG_CMD52_READ              (0<<31)
                     29: #define SD_ARG_CMD52_WRITE             (1<<31)
                     30: #define SD_ARG_CMD52_FUNC_SHIFT                28
                     31: #define SD_ARG_CMD52_FUNC_MASK         0x7
                     32: #define SD_ARG_CMD52_EXCHANGE          (1<<27)
                     33: #define SD_ARG_CMD52_REG_SHIFT         9
                     34: #define SD_ARG_CMD52_REG_MASK          0x1ffff
                     35: #define SD_ARG_CMD52_DATA_SHIFT                0
                     36: #define SD_ARG_CMD52_DATA_MASK         0xff
                     37: #define SD_R5_DATA(resp)               ((resp)[0] & 0xff)
                     38:
                     39: /* CMD53 arguments */
                     40: #define SD_ARG_CMD53_READ              (0<<31)
                     41: #define SD_ARG_CMD53_WRITE             (1<<31)
                     42: #define SD_ARG_CMD53_FUNC_SHIFT                28
                     43: #define SD_ARG_CMD53_FUNC_MASK         0x7
                     44: #define SD_ARG_CMD53_BLOCK_MODE                (1<<27)
                     45: #define SD_ARG_CMD53_INCREMENT         (1<<26)
                     46: #define SD_ARG_CMD53_REG_SHIFT         9
                     47: #define SD_ARG_CMD53_REG_MASK          0x1ffff
                     48: #define SD_ARG_CMD53_LENGTH_SHIFT      0
                     49: #define SD_ARG_CMD53_LENGTH_MASK       0x1ff
                     50: #define SD_ARG_CMD53_LENGTH_MAX                64 /* XXX should be 511? */
                     51:
                     52: /* 48-bit response decoding (32 bits w/o CRC) */
                     53: #define MMC_R4(resp)                   ((resp)[0])
                     54: #define MMC_R5(resp)                   ((resp)[0])
                     55:
                     56: /* SD R4 response (IO OCR) */
                     57: #define SD_IO_OCR_MEM_READY            (1<<31)
                     58: #define SD_IO_OCR_NUM_FUNCTIONS(ocr)   (((ocr) >> 28) & 0x3)
                     59: /* XXX big fat memory present "flag" because we don't know better */
                     60: #define SD_IO_OCR_MEM_PRESENT          (0xf<<24)
                     61: #define SD_IO_OCR_MASK                 0x00fffff0
                     62:
                     63: /* Card Common Control Registers (CCCR) */
                     64: #define SD_IO_CCCR_START               0x00000
                     65: #define SD_IO_CCCR_SIZE                        0x100
                     66: #define SD_IO_CCCR_FN_ENABLE           0x02
                     67: #define SD_IO_CCCR_FN_READY            0x03
                     68: #define SD_IO_CCCR_INT_ENABLE          0x04
                     69: #define SD_IO_CCCR_CTL                 0x06
                     70: #define  CCCR_CTL_RES                  (1<<3)
                     71: #define SD_IO_CCCR_BUS_WIDTH           0x07
                     72: #define  CCCR_BUS_WIDTH_4              (1<<1)
                     73: #define  CCCR_BUS_WIDTH_1              (1<<0)
                     74: #define SD_IO_CCCR_CISPTR              0x09 /* XXX 9-10, 10-11, or 9-12 */
                     75:
                     76: /* Function Basic Registers (FBR) */
                     77: #define SD_IO_FBR_START                        0x00100
                     78: #define SD_IO_FBR_SIZE                 0x00700
                     79:
                     80: /* Card Information Structure (CIS) */
                     81: #define SD_IO_CIS_START                        0x01000
                     82: #define SD_IO_CIS_SIZE                 0x17000
                     83:
                     84: /* CIS tuple codes (based on PC Card 16) */
                     85: #define SD_IO_CISTPL_VERS_1            0x15
                     86: #define SD_IO_CISTPL_MANFID            0x20
                     87: #define SD_IO_CISTPL_FUNCID            0x21
                     88: #define SD_IO_CISTPL_FUNCE             0x22
                     89:
                     90: /* CISTPL_FUNCID codes */
                     91: #define SDMMC_FUNCTION_WLAN            0x0c
                     92:
                     93: #endif