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 void 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 104