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
104
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