drivers/char/mwave/tp3780i.h

   1 /*
   2 *
   3 * tp3780i.h -- declarations for tp3780i.c
   4 *
   5 *
   6 * Written By: Mike Sullivan IBM Corporation
   7 *
   8 * Copyright (C) 1999 IBM Corporation
   9 *
  10 * This program is free software; you can redistribute it and/or modify
  11 * it under the terms of the GNU General Public License as published by
  12 * the Free Software Foundation; either version 2 of the License, or
  13 * (at your option) any later version.
  14 *
  15 * This program is distributed in the hope that it will be useful,
  16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
  17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18 * GNU General Public License for more details.
  19 *
  20 * NO WARRANTY
  21 * THE PROGRAM IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OR
  22 * CONDITIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED INCLUDING, WITHOUT
  23 * LIMITATION, ANY WARRANTIES OR CONDITIONS OF TITLE, NON-INFRINGEMENT,
  24 * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. Each Recipient is
  25 * solely responsible for determining the appropriateness of using and
  26 * distributing the Program and assumes all risks associated with its
  27 * exercise of rights under this Agreement, including but not limited to
  28 * the risks and costs of program errors, damage to or loss of data,
  29 * programs or equipment, and unavailability or interruption of operations.
  30 *
  31 * DISCLAIMER OF LIABILITY
  32 * NEITHER RECIPIENT NOR ANY CONTRIBUTORS SHALL HAVE ANY LIABILITY FOR ANY
  33 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  34 * DAMAGES (INCLUDING WITHOUT LIMITATION LOST PROFITS), HOWEVER CAUSED AND
  35 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
  36 * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
  37 * USE OR DISTRIBUTION OF THE PROGRAM OR THE EXERCISE OF ANY RIGHTS GRANTED
  38 * HEREUNDER, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGES
  39 *
  40 * You should have received a copy of the GNU General Public License
  41 * along with this program; if not, write to the Free Software
  42 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  43 *
  44 *
  45 * 10/23/2000 - Alpha Release
  46 *       First release to the public
  47 */
  48
  49 #ifndef _LINUX_TP3780I_H
  50 #define _LINUX_TP3780I_H
  51
  52 #include <asm/io.h>
  53 #include "mwavepub.h"
  54
  55
  56 /* DSP abilities constants for 3780i based Thinkpads */
  57 #define TP_ABILITIES_INTS_PER_SEC       39160800
  58 #define TP_ABILITIES_DATA_SIZE          32768
  59 #define TP_ABILITIES_INST_SIZE          32768
  60 #define TP_ABILITIES_MWAVEOS_NAME       "mwaveos0700.dsp"
  61 #define TP_ABILITIES_BIOSTASK_NAME      "mwbio701.dsp"
  62
  63
  64 /* DSP configuration values for 3780i based Thinkpads */
  65 #define TP_CFG_NumTransfers     3       /* 16 transfers */
  66 #define TP_CFG_RerequestTimer   1       /* 2 usec */
  67 #define TP_CFG_MEMCS16          0       /* Disabled, 16-bit memory assumed */
  68 #define TP_CFG_IsaMemCmdWidth   3       /* 295 nsec (16-bit) */
  69 #define TP_CFG_GateIOCHRDY      0       /* No IOCHRDY gating */
  70 #define TP_CFG_EnablePwrMgmt    1       /* Enable low poser suspend/resume */
  71 #define TP_CFG_HBusTimerValue 255       /* HBus timer load value */
  72 #define TP_CFG_DisableLBusTimeout 0     /* Enable LBus timeout */
  73 #define TP_CFG_N_Divisor       32       /* Clock = 39.1608 Mhz */
  74 #define TP_CFG_M_Multiplier    37       /* " */
  75 #define TP_CFG_PllBypass        0       /* don't bypass */
  76 #define TP_CFG_ChipletEnable 0xFFFF     /* Enable all chiplets */
  77
  78 typedef struct {
  79         int bDSPEnabled;
  80         int bShareDspIrq;
  81         int bShareUartIrq;
  82         DSP_3780I_CONFIG_SETTINGS rDspSettings;
  83 } THINKPAD_BD_DATA;
  84
  85 int tp3780I_InitializeBoardData(THINKPAD_BD_DATA * pBDData);
  86 int tp3780I_CalcResources(THINKPAD_BD_DATA * pBDData);
  87 int tp3780I_ClaimResources(THINKPAD_BD_DATA * pBDData);
  88 int tp3780I_ReleaseResources(THINKPAD_BD_DATA * pBDData);
  89 int tp3780I_EnableDSP(THINKPAD_BD_DATA * pBDData);
  90 int tp3780I_DisableDSP(THINKPAD_BD_DATA * pBDData);
  91 int tp3780I_ResetDSP(THINKPAD_BD_DATA * pBDData);
  92 int tp3780I_StartDSP(THINKPAD_BD_DATA * pBDData);
  93 int tp3780I_QueryAbilities(THINKPAD_BD_DATA * pBDData, MW_ABILITIES * pAbilities);
  94 int tp3780I_Cleanup(THINKPAD_BD_DATA * pBDData);
  95 int tp3780I_ReadWriteDspDStore(THINKPAD_BD_DATA * pBDData, unsigned int uOpcode,
  96                                void __user *pvBuffer, unsigned int uCount,
  97                                unsigned long ulDSPAddr);
  98 int tp3780I_ReadWriteDspIStore(THINKPAD_BD_DATA * pBDData, unsigned int uOpcode,
  99                                void __user *pvBuffer, unsigned int uCount,
 100                                unsigned long ulDSPAddr);
 101
 102
 103 #endif