Root/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
78typedef struct {
79    int bDSPEnabled;
80    int bShareDspIrq;
81    int bShareUartIrq;
82    DSP_3780I_CONFIG_SETTINGS rDspSettings;
83} THINKPAD_BD_DATA;
84
85int tp3780I_InitializeBoardData(THINKPAD_BD_DATA * pBDData);
86int tp3780I_CalcResources(THINKPAD_BD_DATA * pBDData);
87int tp3780I_ClaimResources(THINKPAD_BD_DATA * pBDData);
88int tp3780I_ReleaseResources(THINKPAD_BD_DATA * pBDData);
89int tp3780I_EnableDSP(THINKPAD_BD_DATA * pBDData);
90int tp3780I_DisableDSP(THINKPAD_BD_DATA * pBDData);
91int tp3780I_ResetDSP(THINKPAD_BD_DATA * pBDData);
92int tp3780I_StartDSP(THINKPAD_BD_DATA * pBDData);
93int tp3780I_QueryAbilities(THINKPAD_BD_DATA * pBDData, MW_ABILITIES * pAbilities);
94int tp3780I_Cleanup(THINKPAD_BD_DATA * pBDData);
95int tp3780I_ReadWriteDspDStore(THINKPAD_BD_DATA * pBDData, unsigned int uOpcode,
96                               void __user *pvBuffer, unsigned int uCount,
97                               unsigned long ulDSPAddr);
98int 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

Archive Download this file



interactive